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LAND.TECHNIK 2020

VDI Wissensforum GmbH (Hrsg.)

Reihe: VDI-Berichte

Band 2374 2020

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M. Pußack, I. Stasewitsch, L. Frerichs Investigations of a cutter bar operated in resonance mode with an electric direct drive S. 151-156

„… Investigations of a cutter bar operated in resonance mode with an electric direct drive M.Sc …” „… the cutter bar with an electric direct drive has become a viable approach to this function. Another …” „… aim of the project is to get to know the limits of the linear electric direct drives possible today …”

R. Schmetz Energy analyses of different advanced drive systems for agricultural machinery S. 315-322

„… cases is made up of the direct energy requirement for the drive systems and an indirect energy …” „… Energy analyses of different advanced drive systems for agricultural machinery Prof. Dr.-Ing …” „… , massive technological changes are taking place in drive systems for agricultural machinery. On the one …”

Titelei/Inhaltsverzeichnis S. I-XIV

„… resonance mode with an electric direct drive � � � � � 151 M. Pußack, I. Stasewitsch, L. Frerichs …” „… powertrain – Ground drive transmission for a commercial vehicle …” „… tillage with smart machinery – Electric-driven, sensor-controlled soil tillage …”

D. Cook, J. Viramontes ROS2 for Autonomous Agriculture Applications S. 103-130

„… moving at a fast pace driven by the market needs for increased agricultural production and efficiencies …” „… and evolving technologies that make these solutions possible. The market needs are driven from a …” „… machine controls systems, which has been driven from a need to meet practical and business needs for …”

S. Mercati, A. Bertoli, C. Ognibene Next generation hybrid-electric power steering systems for agriculture machines S. 451-XIV

„… zero in both forward and reverse manoeuvres due to the customizable direct action of the brushless …” „… combination of the DPS and the STiQ, the DPSiQ provides a parametric synthetic boost curve to the driver and …” „… the direct control of the DPS brushless motor. The DPSiQ is also improving the straight ahead driving …”

A. Roth, C. Puls Development of a 3-speed gearbox in electric powertrain – Ground drive transmission for a commercial vehicle S. 23-30

„… Development of a 3-speed gearbox in electric powertrain Ground drive transmission for a …” „… powered commercial vehicle with a maximum permissible weight of 44 t. With this drive system the vehicle …” „… to put the drive system into operation within 8 months. Specification The vehicle is based on an …”

S. Tanner Experience gained in developing Autonomous Robots using AI and spot spraying to weed open field crops S. 213-222

„… in terms of image dynamic range due to high illumination differences between direct sunlight and …” „… . Natural illumination poses also the challenge of colorimetry stability between direct sunlight and …” „… itself. The whole process is almost transparent to the designer, who has no direct access to an explicit …”

C. Högemeier, C. Bußmann, R. Middelberg, P.-E. Dziadek Integration of a crop moisture sensor in a combine harvester in order to improve the automatic machine adjustment S. 187-194

„… the driver can estimate the crop moisture and the straw condition in every single situation. The …” „… moisture sensor inside a combine harvester is to assist the driver to estimate and adjust the machine …” „… settings according to the actual crop conditions. The system relieves the driver from looking after …”

S. Jordan, D. O’Rourke, L. Avery, J. Almond 3D Colour vision for machine automation and safety – AI Sensor Fusion S. 345-352

„… instance autonomous driving of orchard tractors, automated picking and driver assistance for large machines …” „… as direct sunlight can blind them. For safety critical applications this would not be acceptable – a …” „… fact that most automotive OEM’s sell their product worldwide means that research into advanced driver …”

B. Feld Mikkelsen, R. Besana Test as a way to implement robots in agriculture S. 131-134

„… friendliness. This test has a direct outcome for the robot’s producer, as they can receive feedbacks on the …” „… this reason it is important to include new generations in the process, so that they can drive us …”

H. Wanta, M. Holovac, S. Lorenz, J. Krzywinski Evaluation of Human-Machine Interactions with Autonomous Agricultural Systems through Cyber-physical Prototypes S. 245-266

„… implementation took place via direct data porting into the 3D visualization software Autodesk VRED. In this way …” „… a new generation through play. The inclusion of users, especially in highly technology-driven …”

doi.org/10.51202/9783181023747

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Testen und Validieren elektrischer Antriebsstränge

VDI Wissensforum GmbH (Hrsg.)

Reihe: VDI-Berichte

Band 2412 2023

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A. J. Wimmer, T. Pletzer Testen bei hohen Drehzahlen und höchsten Leistungen: Herausforderungen und Lösungen – Innovative Prüfstandsaufbauten und Nachrüstlösungen für bestehende Systeme S. 1-18

„… expanding and, hence, restricting the high-speed gearbox (or direct drive) the required torques and power …” „… graphs of direct drive are depicted in black, the graphs in high-speed gear shift are gray. VDI-Berichte …” „… . A comparable direct drive (as in Fig. 8) delivers its full power only over half the speed. That …”

F. Duchi, M. Ivarson, B. Wultsch Novel Methodology of E-Drive testing, calibration and optimization S. 45-72

„… Madinabeitia I., Graf B., Zieher F., and Priestner C. AVL LIST GmbH NVH Aspects of Electric Drives-Integration …” „… Novel Methodology of E-Drive testing, calibration and optimization  Newest test equipment for …” „… methodology to optimize the calibration of the inverter control unit, guarantee that the electrical drive …”

doi.org/10.51202/9783181024126

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Dritev 2022

VDI Wissensforum GmbH (Hrsg.)

Reihe: VDI-Berichte

Band 2401 2022

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A. J. Wimmer High-Speed Testing: The Fast Lane towards a Running System S. 365-380

„… high-speed gearbox (or direct drive) the required torques and power demands are increasing steadily; the …” „… electric engine which is combined with a high-speed gearbox. The graphs of direct drive are depicted in …” „… the upper three quarters of speed. An com-parable direct drive (as in Fig. 8) delivers its full power …”

F. Duchi, M. Ivarson, A. Schmitt, F. Haag Innovative E-Drive testing and software optimization – Key to maximize range, comfort and robustness of modern electric powertrains S. 37-60

„… GmbH NVH Aspects of Electric Drives-Integration of Electric Machine, Gearbox and Inverter SAE …” „… Innovative E-Drive testing and software optimization – Key to maximize range, comfort and …” „… is fundamental for the success of the powertrain. We observe that electrical drive trains are …”

F. Lagier, N. Freund, K. Bause, S. Ott, A. Albers Simulation-based evaluation of high-speed PEEK gears in automotive powertrains and design of a validation environment for high-speed gears S. 223-240

„… steel gears at the direct motor output with polymer gears, an exemplified steel-gear drivetrain has been …” „… components in the drive system. Research shows the potential of future-proof powertrain to-pologies with …” „… gearboxes in the electric drive train and future research needs are opened up. 1. Introduction and Research …”

F. Pfister, N. Hetzel, K. Büttner Objectified Evaluation of Fundamental Driveability Maneuvers at Powertrain-in-the-Loop Testbeds for Electric Drive Units S. 61-72

„… for Electric Drive Units New approaches to an established topic Felix Pfister, Nico Hetzel, IPG …” „… much more direct and stiff. Also, it is possible to implement robust torque shaping algorithms into …” „… the power electronics of electric drive units (EDUs). Due to their extremely high rate in the upper …”

T. Gemassmer, P. Lindau, M. Zimmermann Modular Torque Management Architecture S. 13-26

„… electric Driveline configurations. OEMs are offering eDrive systems with Disconnect, Park-lock, active LSD …” „… an increasing variety of Driveline configurations. For example, OEMs are offering eDrive systems with …” „… eDrive-Komponenten und Systemen. Dies reicht von Stan-dard-Differentialen, über passive und aktive Sperrdifferentiale …”

K. Lee, M. Song, S. Lim Multi-body Dynamics of a Vehicle Axle System Based on a Time-varying Gear Mesh Model for Investigating Hypoid Gear Noise and Vibration S. 185-196

„… , wheel drive shafts, and rubber bush supports. The combined fully flexible Multi-Body Dynamics (FMBD) of …” „… a driven rear axle gear system are suggested, focusing VDI-Berichte Nr. 2401, 2022186 on a …” „… , wheel drive shafts, a sub-frame, wheels, and axle gearbox, including a hypoid gear pair. All components …”

V. Ludwig Life Cycle Assessments – Magna’s Path to Eco-Social Products S. 27-36

„… transmissions and drive solutions, this presentation looks at the measures the supplier is currently taking to …” „… due-diligence requirements into its development and sourcing processes. Furthermore, several hybrid drives and …” „… significant lever. The goal is a consistent eco-social approach for all Magna drive products. VDI-Berichte …”

S. kyoung Lee, B. jae Lee, H. joon Kim Extreme cornering performance of Integrated Drive Axle on vehicle S. 291-302

„… Extreme cornering performance of Integrated Drive Axle on vehicle Soo kyoung Lee, M. Eng. Bum jae …” „… Integrated Drive Axle into a vehicle, even though the camber stiffness is in-creased, the unsprung mass can …” „… be reduced. This study examines how the Integrated Drive Axle improves cornering performance in …”

S. Bümmerstede Flowforming – High-strength complex components including toothing formed from a single sheet of metal S. 197-208

„… , the pre material is pushed with little play onto a flow-forming mandrel driven by the main spindle. By …” „… direct pressure exerted by the rollers. The defined axial movement of the flow-forming rollers causes the …” „… tube clutch carrier with inner splines Flow Forming principle Picture 7 Due to the direct …”

C. Ugare, A. Sibirko Plastics in high reliability Power Inverter Applications S. 209-222

„… . 2401, 2022 209direct current capacitor (DC-Link) or EMC Filters. To increase the power density in CV …” „… housing for direct cooled power modules that are becoming more and more com-mon in passenger car …” „… for commercial vehicle (800Volts (V), 400 kilo-watt (kW)), direct cooled power modules are not …”

doi.org/10.51202/9783181024010

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LAND.TECHNIK 2022

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Reihe: VDI-Berichte

Band 2395 2022

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S. Prufling, B. Langer Latest technology solutions for Charging and e-Machines – how off-road and agriculture applications can benefit from automotive innovations S. 365-380

„… for off-road and agriculture applications the direct stator oil cooled permanent magnet synchronous …” „… benefit from the direct oil cooling technology feature as well. Furthermore, charging is a key challenge …” „… vehicles Driven by strict C02 regulations electrification is already entering a new market phase for …”

L. Frerichs, L. Buck Structuring of electrified agricultural machine systems – Diversity of solutions and analysis methods S. 1-10

„… to electric drives for agricultural machines. However, the energy density of upcoming batteries is …” „… in liters of diesel required per kilometer driven, but in liters of diesel required per ton of crop …” „… resistance per kilometer driven. In contrast, the composition of the energy demand of agricultural machinery …”

M. Grella, P. Marucco, F. Gioelli, P. Balsari, L. Athanasakos, N. Mylonas, S. Fountas, I. Zwertvaegher, D. Nuyttens, A. Caffini, F. Meroni, R. Rossi Airblast sprayer electrification for real-time, continuous fan-airflow adjustment according to canopy density during pesticide application in 3D crops S. 389-396

„… canopy density, whose output commands an electrically driven axial-fan through a Raspberry Pi based …” „… speed is then communicated by the controller to the electrically driven fan inverter. The results …” „… use mechanically driven fans with different revolution speeds achieved through a gearbox and/or lower …”

I. Beermann, A. Kipp Synchronising machine adjustments of combine harvesters for higher fleet performance S. 65-70

„… settings of the best-adjusted machine, based on expertise of a qualified driver. For this, we monitor a …” „… performance level variety in fleets of combine harvesters between good and average drivers. This depends on …” „… . The idea is the synchronisation of settings between the machines. The best driver “shares” their …”

J. Doerr, R. Kalmar, B. Rauch, S. Stiene Data Spaces in Agriculture – Status Quo and Perspectives S. 511-520

„… , their typical characteristics, and actual industry-driven initiatives and research projects. Finally …” „… basic paradigms: a) fully decentralized data spaces with direct connections between entities or data …” „… non-exhaustive overview of recent initiatives, activities, and research projects: Industry-driven approaches …”

A. Leenknegt, T. Mahieu, G. Nerinckx, B. Lenaerts, B. Missotten Automatic residue spreading control based on radar sensing technology on a combine harvester S. 87-96

„… , yield, slope and wind, add up to the continuous challenge for the combine driver to adjust the residue …” „… spreading automation: system overview Direct versus indirect measurements Measuring and controlling the …” „… improve the residue spreading performance a direct measurement of the residue cloud is needed. However …”

M. Rothmund, J. Witte, N. Wolniak, T. Nothdurft AEF Wireless In-Field Communication – Common Coverage Map as a first application for interoperable cooperative field work S. 397-404

„… Abstract AEF Project Team Wireless In-field Communication (WIC) is working on interoperable direct …” „… farmers worldwide to operate their mixed fleets of machines in an efficient way. Motivation for direct …” „… enable direct communication between cooperating machines. Safety-critical use cases with potential …”

S. Lorenz Machine operation task analysis – A deeper look into the shift of task profiles within operating agricultural cyber-physical production systems S. 473-484

„… operators. As such machines are capable of operating themselves in many situations, direct control tasks of …” „… the transition from permanent direct control to shared control scenarios where machine and operator …” „… failure prevention and intervention activities such as direct control, replan or reprogram (Sheridan …”

doi.org/10.51202/9783181023952

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LAND.TECHNIK AgEng 2023

VDI Wissensforum GmbH (Hrsg.)

Reihe: VDI-Berichte

Band 2427 2023

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C. Schaub, R. Schütte Performance optimization of CVT standard tractors in front loading application S. 21-28

„… experience and productivity will increase through a more direct reaction to the driver-command, a better …” „… requires a direct driving behavior for a precise stopping within a loading-cycle. The drive controller of a …” „… loader drive mode, numerous parameters within the drive controller changes for a more direct driving …”

R. Schmetz Methodical redesign of drivetrains of agricultural machinery S. 301-312

„… induces the need for a redesign of the associated drivetrains. Regarding them, the use of electric drives …” „… consequences they would have. Particularly when electric drives are used in previously conventional drivetrains …” „… estimate the (direct) energy efficiency of the analysed drivetrain during its use. In Fig. 2, the result of …”

R. Konradt, S. Schmidt Design of an adjustable lightweight stilt tractor – Concept tractor for the application of biological control in maize S. 289-294

„… three-cylinder diesel engine with a particulate filter. The drive function is realised with a hydrostatic …” „… intended to counteract driver fatigue as well as damage to the maize plants. As part of preliminary …” „… obstructs the direct line-of-sight of the sensors. VDI-Berichte Nr. 2427, 2023292Additionally, a flexible …”

F. Wohlfahrt, P. Heymann Potentials of Functional-electrified System Topologies for the Powertrain Design on Combine Harvester Applications S. 341-348

„… the one hand, the main drive-systems for the functional technology (e.g. threshing-system, separation …” „… replace a certain degree of the powertrain functionality with electrical drives to create a functional …” „… “consumer-side”, depicting the targeted drives for electrification as well as the needs of the powertrain …”

C. Richard Innovative drivetrain concept for a high horsepower 4WD CVT tractor S. 269-274

„… innovative drive train for a 4x4 large tractor is developed. Based on market analyses and intensive customer …” „… important to carry out a 360-degree analysis, which means that not only customers and drivers were …” „… The following explanations are limited to the essential requirements with a direct influence on the …”

J. Witte, B. Striller, A. Hecker, J. Holfeld, M. Pohle, N. Wolniak, T. Nothdurft Adapting and enhancing V2X communication to agricultural machinery to address road safety via C-ITS S. 371-378

„… vehicles and agricultural machines drive in opposing direction resulting in a front-end collision (6.6 …” „… braking manoeuvre of the agricultural machine driver in order to turn off the road into the field (6.6 …” „… using an early warning of vehicle drivers via C-ITS. Beyond these accident constellations, the LANDNETZ …”

B. Kazenwadel, S. Becker, L. Michiels, M. Geimer Data-driven algorithms for predicting energy-efficient operating points in agricultural soil tillage S. 519-528

„… Data-driven algorithms for predicting energy-efficient operating points in agricultural soil …” „… machinery and the varying interaction forces between soil and machine. Currently, human drivers are required …” „… . Introduction Data-driven algorithms, in particular artificial neural networks, offer high potential in the …”

F. M. Appich, P. M. Roth, S. Böttinger, A. Bürger, A. Diekamp Frictional characteristics of wheat straw under varying contact pressure S. 161-168

„… the frictional properties. This enabled direct measurement of the frictional forces, even with the …” „… . The latter was then subjected to a weight force and driven onto the former with a universal testing …” „… upper friction specimen during the subsequent tests. This arrangement permits the direct measurement of …”

M. Sax, R. Stoop, R. Nasser, T. Anken, D. Seatovic, S. Keel, A. Lehrmann, T. Höfer Broad-leaved dock control by unmanned aerial vehicles – What image quality is needed for a plant detection? S. 505-512

„… ). Farm-ers have to drive over the entire field with these machines, regardless of the number of plants are …” „… sharpens visual features. Without clouds, direct sunlight usually leads to considerable differences in …” „… docks even in direct sunlight. Fig. 2: Images of the same dock captured in cloudy (L) and sunny …”

S. Bosse, J. Magnusson, E. L. Wisotzky, A. Hilsmann, P. Eisert, E. Gassen, M. Reichardt, A. Stein, J. Heil, M. Hussaini Platform-Based and AI-Enabled Farming to Foster Agricultural Ecosystems S. 441-454

„… design of data-driven solutions: data is generated locally in agricultural businesses of varying sizes …” „… farmers and service providers, the platform encourages data-driven decision-making and, thus, smart …” „… data-driven AI models, the platform will aid improving agricultural efficiency and productivity while reducing …”

L. Reuter, L. Frerichs Simulation of refueling strategies for a hydrogen operated tractor in agricultural process chains S. 283-288

„… alternative tractor drive concept, it is becoming apparent that the reduced working time due to the low …” „… . In the future, refueling concepts such as supplying the hydrogen in the form of swap tanks or direct …”

doi.org/10.51202/9783181024270

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Dritev – Drivetrain for Vehicles 2020

VDI Wissensforum GmbH (Hrsg.)

Reihe: VDI-Berichte

Band 2373 2020

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V. Null A new generation of thermal fluid technology for high performance charging of electric vehicles – How new thermal fluids can enhance battery performance in EVs S. II-97-II-108

„… probably be domestically focussed and be sufficient to meet the needs of most drivers. But this may be …” „… resulting weight is 14,4 kg for hydrofluoroether and 6,4 kg for Shell Thermal Fluid E5 TM. In direct …” „… types in lab testing. CFD modelling of indirect and direct cooling systems At fluid level …”

P. Lück, K. Bennewitz, J. Tousen, J. Peter The front-axle drive of the MEB – Volkswagen expands the e-drive portfolio S. I-7-I-26

„… direct costs. Together with the attractive driving characteristics of the new all-wheel drive train …” „… electric drivetrains of the new modular e-drive kit (MEB) DRITEV – 19th International VDI-Congress, Bonn …” „… The front-axle drive of the MEB – Volkswagen expands the e-drive portfolio Dipl.-Ing. Peter …”

M. Deiml High speed electric drive system – A solution for the next generation E-cars S. II-49-II-62

„… electric drivetrain is suggested in this article. Integrated electric-drive-units (EDUs) are already …” „… High Speed Electric Drive System A Solution for the Next Generation E-Cars Dipl. Ing. (FH …” „… . Government incentives and an increasing awareness for CO2 emissions may be additional volume drivers for …”

P. Schwanemann, T. Pfund Market-driven electric motor designs from Schaeffler – Optimized electric motor design process via technology and production kits S. II-1-II-16

„… Market-driven electric motor designs from Schaeffler Optimized electric motor design process …” „… combine electric drive systems, transmissions, combustion engines and several energy sources like gasoline …” „… . Fig. 1: Installation position of the electric drive in vehicles [1] VDI-Berichte Nr. 2373, 20202 On a …”

C. A. Spangler Borg Warner’s P1 and P2 hybrid drive modules – Modular kit for P1 and P2 hybrids S. I-221-I-232

„… the driveline, and the electric motor leverages the ratios of the gearbox to drive the wheels …” „… Borg Warner’s P1 and P2 Hybrid Drive Modules Modular Kit for P1 and P2 Hybrids Christopher A …” „… , and Integrated Hybrid Drive Modules Among the many hybrid architecture configurations, the P2 …”

K. Sabzewari, M. Vieracker, J. Sagstetter Cost efficient PHEV powertrain solution based on dedicated hybrid transmission – Cost efficiency for small and mid-size plug in hybrid vehicle S. I-89-I-102

„… driveability requirements. Depending on the driver request, the available energy and the energy flow through …” „… different torque sources contribute to a drive-off scenario in urban traffic, like an acceleration from 0 …” „… drive-off, as well as the small raise of the measured torque in section 3, are a result of inaccuracy and …”

F. Völkel, M. Tietz, A. Schamin, S. Giehl Rolling into the future – Bearing solutions for electric mobility S. I-103-I-118

„… Bearings used in electric drives have to fulfill specific requirements that cannot be compared to those of …” „… manufacturers already working on drives with even higher rotational speeds. As a result, both high-speed ball …” „… , which in turn improves the control and energy efficiency of the drive. However, these advantages are …”

D. Schöneberger, S. Rinderknecht, D. Reitmeier, A. Mertens Development of a transmission control for an innovative high-speed powertrain using motor-related control – Simulative approach to develop an angular position controlled engagement of dog clutches in ... S. I-195-I-212

„… strong as in conventional transmissions. As recommended in [4] and confirmed in [5] linear direct drive …” „… (Two-Drive-Transmission with Range-Extender, DE-REX). 18th International VDI Congress, “Drivetrain for Vehicles 2018 …” „… two drive transmission Daniel Schöneberger, M.Sc., Prof. Dr.-Ing. Stephan Rinderknecht, Institute …”

A. Manelli, F. Filippo Irato, C. Cavallino, R. Gay e-FDU: Concept, develop & industrialization of a novel P4 powertrain – From concept to industrialization of a novel P4 powertrain in 24 month S. I-45-I-78

„… novel p4 pure electric powertrain, in the form of a dual electric motor front axle. Each unit drives …” „… , allowing at the same time to have a full electric drive, improvement of traction capabilities and vehicle …” „… dynamics and a reduction of the fuel consumption. Electric drive of the vehicle can be completely achieved …”

G. Gardner Ford MACH-E Primary Electric Drive Unit S. I-1-I-6

„… Ford MACH-E Primary Electric Drive Unit Greg Gardner, Ford Motor Company, Livonia Michigan, USA …” „… Abstract Full electrification of vehicles requires developing new electric drive units to transfer motor …” „… architecture to provide primary drive functions. Ford has worked with several supplier partners to develop an …”

A. Esser, T. Eichenlaub, S. Rinderknecht Real-driving-based comparison of the eco-impact of powertrain concepts using a data-driven optimization environment S. I-309-I-342

„… Real-Driving-Based Comparison of the Eco-Impact of Powertrain Concepts using a Data-Driven …” „… contribution we present a data-driven optimization environment that enables to identify the ecological …” „… long-range capable vehicles. PHEV or ICEV, driven by the combustion of compressed natural gas (CNG), and …”

M. Saborío, O. Sarmiento, C. Böhm High efficiency electric transmission oil pump – Transmission hydraulic efficiency improvement through hybridization S. I-149-I-158

„… the flexibility of an EOP i.e. Dual Drive Pumps (DDP). Such hybridized and pure electrical supply …” „… ; or by merging both into one hybrid system as is the case of Vitesco Technologies’ Dual Drive Pump …” „… dimensioned based on hydraulic needs, and not only on the combustion engine speed. Dual Drive Pump The …”

D. Vietze, M. Hein, K. Stahl Method for a cloud based remaining-service-life-prediction for vehicle-gearboxes based on big-data-analysis and machine learning S. I-403-I-416

„… and kinds of machinery. 2. Motivation Transmissions are a key component of vehicle drive trains …” „… agricultural machinery would not work the usual way without gearboxes in their drive trains. Over the last …” „… . Nevertheless, failures occur and can lead to a total loss of drive. With increasing lifetime and millage this …”

T. Korb, M. Nussbaumer, S. Rinderknecht Generic optimization environment and knowledge-based guided evolutionary algorithms for automated transmission calibration – Method to generate a knowledge base through impact analysis of parameters a... S. I-355-I-384

„… driver that typically adjusts functional parameters of the control unit software and evaluates the …” „… or set requirements, which are often subjective to the test driver’s experience. In addition the use …” „… , done by application engineers or test drivers within the conventional process. The rating system, or …”

doi.org/10.51202/9783181023730

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Drivetrain Solutions for Commercial Vehicles

VDI Wissensform GmbH (Hrsg.)

Reihe: VDI-Berichte

Band 2421 2023

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G. Wiche Voith Central Drive Concept for HD Trucks S. 181-190

„… trucks and special purpose ve-hicles. Compared to conventional drivetrains, the Voith Electrical Drive …” „… Voith Central Drive Concept for HD Trucks Dr. Gregor Wiche, J.M. Voith SE & Co. KG (VTA …” „… Portfolio anbieten zu können. Das VEDS HD+ (Voith Electrical Drive System für Heavy- Duty Trucks) ist mit …”

A. Arnberger, H. Wancura, M. Wieser, H. Zhou, W. Gruber, J. Pell, C. Schörghuber Hybrid powertrain with hydrogen-engine – Technical solutions for future commercial vehicle powertrains S. 79-92

„… considered. The complete powertrain can be operated, via a direct drive (in 12th gear), with highest …” „… and then back to mechanical energy) and for long-haul applications also a highly efficient direct …” „… drive for highway operation will be needed. Thus, the challenge is to define a hybrid transmission …”

A. Rozum, R. Uerlich, G. Witham, L. Eckstein Modular powertrains for heavy-duty electric vehicles – From concept to prototype S. 191-XII

„… project of Concept ELV2 (funded by BMWi), a novel electrically driven axle (e-axle) is developed together …” „… from significantly lower noise emissions of electric drives as the propulsion noise of conventional …” „… prototype is built and thus to minimise the total development costs. 2. Development of electric drives at …”

B. Wunderlich Development of an heavy duty eAxle for worldwide application within Daimler Truck portfolio S. 175-180

„… ! Verweisquelle konnte nicht gefunden werden.) Examples for frame mounted concepts are direct drives or De-Dion …” „… . The target was to develop a compact, powerful and efficient drive, carrying over as many existing …” „… carrier represents the compact electric drive unit, including 2 eMachines, an automated 2-speed gearbox …”

T. Jonsson, S. Balaji, G. Sivaraman, V. Ravindran, J. Engström Effects of PWM on losses and comparison of calculation approaches S. 47-58

„… drives have gained a lot of focus in recent times, especially due to their impact in increasing the iron …” „… voltage drives harmonic currents and associated fluxes in the electric machine, leading to higher losses …” „… straightforward since conventional finite element simulation uses sinusoidal current-driven approach for fast …”

H. Heimes, A. Kampker, M. Kehrer, S. Hagedorn, P. Euchner Packaging concepts for fuel cell commercial vehicles – From practical to application-oriented designs S. 13-28

„… mounted at the rear of the vehicle and connected to the wheels by a chain drive, Fig. 1. [1] Fig. 1: The …” „… are placed in the former engine space. The gearing and two electric drives are integrated in the …” „… units. The battery is placed in the middle of the drive train, between the fuel tanks. [7] VDI-Berichte …”

C. Braykoff CAM – Common Axle Module – The TRATON Common Axle Module for conventional and electric powertrain S. 67-74

„… the direction of long ratios. The aim is to generate further efficiency advantages for the drive train …” „… by reducing the engine speed. Compared to the existing axle drives in the group, the new design not …” „… every customer application. The new axle drive generation should be lighter and more efficient as the …”

doi.org/10.51202/9783181024218

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Drivetrain for Vehicles 2016

VDI Wissensforum GmbH (Hrsg.)

Reihe: VDI-Berichte

Band 2276 2016

Treffer in den folgenden Teilen:

S. Heller, S. Heppel The new BMW hybrid powertrain with eight speed hybrid module S. 353-368

„… Plug-in charging socket. Fig. 1: BMW 330e iPerformance drivetrain The most eDrive components are …” „… transmission is designed as an integrated start-up element so that the creep and drive-off operation can be …” „… Kernmarke BMW wurde aktuell in den Fahrzeugen BMW 530Le, BMW X5 xDrive 40e und BMW 330e eingeführt und …”

W. Hinz, G. Bednarek The new 8-speed FWD Automatic Transmission for General Motors / A. Opel AG S. 383-396

„… front-wheel-drive vehicles as well. The first application front-wheel-drive 8-speed automatic transmission (AF50-8 …” „… general industry trend vehicle performance and drive comfort are playing an increasing role in the …” „… efficiency, drive comfort, shift comfort, sportiness and vehicle performance. Shift by wire or Active Fuel …”

M. Funk, G. Bofinger, J. Patzer, D. O. Lautenschlager, E. Granderath The New Porsche Dual Clutch Gearbox (PDK) – an Important Component of the Powertrain of the Future S. 69-84

„… eight proved to be the optimal number of gears. Assuming that first gear is for optimal drive-off …” „… conventional drive systems – it must also consider hybridisation as an integral part of the gearbox concept …” „… direct-shifting matrix Gear shifting performance Increased torque Ability to withstand high revs …”

M. Jordan, P. Tenberge Optimized Start-Stop-Control of a P2-Hybrid – Identification of critical parameters for comfort and timing S. 421-434

„… hydraulic pressure of the disconnect clutch is controlled by a direct acting proportional pressure control …” „… valve and its model. Fig. 6: Direct acting control valve and corresponding Simscape model 2.6 …” „… acceleration of the vehicle depends on the tyre model. A direct transformation from wheel torque to …”

S. Foulard, S. Rinderknecht, R. Fietzek Paradigm Change in Transmission Design by Online Condition Prediction – Cost- Efficient and Resource-Optimized Lightweight Design based on the eLIFE and ecoLIFE3 Concepts S. 515-530

„… transmission engineering, the 99.9 %-driver is usually taken as a reference to design the components, which …” „… covers theoretically 99.9 % of the driver profiles. Simulations and a few field tests mainly determine …” „… represent the behaviour of the end users, and often overestimate it. As a direct result, the transmissions …”

R. Kronstorfer, F. Kolb, U. Pinschmidt Audi quattro – Four wheel drive becomes more efficient S. 369-382

„… . Determination of Driver-Type Adjustments are made depending on usage of the throttle pedal, steering angle …” „… Audi quattro Four wheel drive becomes more efficient Rolf Kronstorfer, Florian Kolb, Udo …” „… . Abstract The all-wheel drive quattro has a very long and successful history at Audi. With more than seven …”

A. Kooy, D. Eireiner, T. Krause, C. Herbers, B. Vögtle Torsional Damping Systems for all relevant Powertrains – Extending current Damping Technologies S. 257-270

„… driving the driver will lose direct contact with the powertrain, requiring an even higher degree of …” „… Antriebsstränge angepasst werden. Abstract Effective damper systems are needed in order to drive at high …” „… on standard architectures and can be adopted to investigate actual drive trains and engines for …”

B. Löffler, J. Patzner, M. Drabek, K. Armbruster Modular 8-Speed Hybrid Dual Clutch Transmission With Integrated All-Wheel Distributor by ZF S. 85-100

„… standard and all-wheel drive applications. Thus, ZF presents a trendsetting system with sporty genes …” „… it as well as an integrated all-wheel drive option. VDI-Berichte 2276, 2016 85 2. The Transmission …” „… transmission ratio is adapted to these engine variants by different final-drive ratios. The transfer case …”

R. Nasdal, U. Bernhardt Cascaded gears: Possible Applications and Experiences S. 101-108

„… transversal mounted transmissions also in combination with a final drive ratio at the differential gear …” „… shifting questions the relevance for DCTs. The driver feels nothing but has only the acoustic effect of a …” „… untrained test drivers about negative drivability or shiftability in this context. It is likely that his …”

F. Brezger, A. Moser Energy Saving Potentials by Advanced Functionalities of Clutch or Brake actuator Systems for Vehicle Drivetrains S. 137-156

„… erleichtern. Abstract Current developments of passenger vehicles are generating a wide range of drive train …” „… 2276, 2016 137 performance and comfort but also gaining energy efficiency. Therefore different drives …” „… and corresponding drive train technologies are realized. Most vehicles are containing shiftable …”

A. Lampe, U. Mettin, R. Serway Clutch control of stepped automatic transmissions by using a virtual DCT-structure – Power shifts made easy with generic control software S. 405-420

„… coupled planetary gear sets and clutches. Because both types have more than one clutch, the drivers force …” „… clutch must be closed. The clutch state table in Fig. 2 shows that direct shifts other than consecutive …” „… in section 2 all shifts are performed as power shift so that the driver’s force demand must not be …”

B. Kohn, M. Otto, K. Stahl Noise Reduction Potential of Waveform Flank Modifications – Topological Waveform and Waveform-like Modifications Provide Promising Optimization Perspective S. 451-468

„… drive/slave gearbox, which are coupled with slender shafts of little torsional stiffness for elastic …” „… measurements are then retrieved and processed with the aim of a direct comparison to the target modification …” „… another chosen target load at the same time. The approach of a direct compensation of the TE implies very …”

R. Welter, M. Kneißler, M. Hausner, D. Schulteis The Fascination of Clutch-by-Wire S. 121-136

„… emission reduction through sailing as well as perceivable and useful functions for the driver deliver …” „… situations where no additional drive torque is required. In addition, there has been continuous improvement …” „… technology in combination with highly integrated driver modules allow high dynamic behavior and long life …”

J. Utz, V. Lichtenwald, G. Hirt Short Synchro (STSS) – reduced shift travel for MT’s and DCT’s – Development of a synchronizer system for future demands in transmissions S. 231-242

„… drive train and the large number of gears. A sporty gearshift feel with short shifting travel and …” „… a reduction in CO2 emissions. 1. Introduction There has been big changes in the drive train …” „… . VDI-Berichte 2276, 2016232 Fig. 1: Requirements for synchronization The high complexity of drive systems …”

V. Warth, B. Reick, B. Bertsche, M. Geimer Efficient analysis of complex continuously variable power split transmissions with multiple in- and outputs S. 719-730

„… erarbeiteten Methodik für unterschiedliche Anwendungsgebiete. Abstract Modern tractors have drives with …” „… vehicle drive or electrical power sockets. Quick and simple calculation of power and speed of new …” „… performance, comfort and efficiency of vehicle drive systems can be ideally matched to the driver's needs and …”

M. Hochrein, F. Mühlfeld, J. Buhl CBW system by ZF – maximum efficiency with maximum acceptance – Maximum efficiency with maximum acceptance S. 109-120

„… increasing functions/ features should be implemented in a way the driver still feels very familiar with …” „… regulations have been defined. Surely a significant increase in electrical driven cars is mandatory to reach …” „… (MT) the total volume of MT will increase. This trend for MT´s is mainly driven by the important …”

O. Eriguchi SUBARU CVT toward 2020 S. 3-16

„… (upgrade all vehicles to direct fuel injection) Achieve high level balance of three integrated elements: SGP, BOXER power unit, and …” „… Autonomous Drive with Comfort Artificial Step Shift Directness & Linearity for Enjoyment CVT has BOTH C yan M …”

S. Fujimoto, N. Shiomura, K. Sato, Y. Kawahara The Trend and Future of Torque Converter for CVT S. 869-878

„… Combustion Engine (ICE), the application of supercharger, diesel engine, direct injection and cylinder …” „… CVT/ Comparisons of TC for AT and CVT (1) Appropriate use of RWD Rear wheel drive longitudinal system …” „… and FWD Front wheel drive transverse system RWD tends to be expensive and have influence on cabin …”

M. Spreckels, U. Christoffer Efficient synchronizer for comfort and performance – increase of manual and dual clutch transmissions S. 207-220

„… 1928 simplified the complex process of a gear change and increased the comfort for the driver …” „… major impact on functionality and the quality of the shift felt by the driver. Good shift quality …” „… approx. 10%. Fig. 7: Torque capacity and efficiency of a segmented synchronizer in direct comparison …”

C. Ott, S. Eisenhuth, F. Jonas, T. Hofmann New Generation of Hydraulic Control Modules with Integrated Pressure Sensors for Transmission Control S. 243-256

„… direct integration of the pressure capturing unit into the hydraulic module, another one would be the …” „… direct integration of several sensors into the TCU. These arrangements offer different advantages: - In …” „… sensor into a µHM. In both cases a direct integration leads to additional requirements for the sensor …”

doi.org/10.51202/9783181022764

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Dritev 2023

VDI Wissensforum GmbH (Hrsg.)

Reihe: VDI-Berichte

Band 2420 2023

Treffer in den folgenden Teilen:

L. Bayoux, K.-L. Kimmig, D. Reitz Has the potential in terms of weight, installation space, and function already been exhausted for hybrid transmissions? S. 205-220

„… parallel operation with direct mechanical drive by the internal combustion engine (hence "MultiMode Hybrid …” „… , allowing direct mechanical drive by the internal combustion engine. The electric motors can be used as an …” „… combustion engine operating and producing the required energy, and direct mechanical drive by the internal …”

B. Cebulski, S. Mühlbauer, D. Sailer, L. Schmieden, R. Wunderlich, O. Seidler, A. Stiegelmeyr About the benefits of permanent rotor temperature measurement S. 143-152

„… measurement Same power, loss costs The first benefit of direct measurement of the rotor magnet temperature is …” „… error in direct oil-cooled machines is caused by the unsteady oil flow, which is influenced by oil …” „… sensor modules This sensor technology has the following benefits:  Direct measurement & monitoring …”

J. Bonifacio, V. Warth, S. Scharr Optimizing sustainable high-performance e-drives S. 349-358

„… drivetrain could be reduced by 20 % compared to current series drives.The coaxial gearbox approach described …” „… oil bunker laterally to the drive.Fig. 9. ZFs torque-to-weight benchmark solutionVDI-Berichte Nr. 2420 …” „… greener products. The two key aspects for reducing CO2 emissions in the use phase of electric drives for …”

L. Roslaniec, T. Hackl Next generation Electric Drive Units with multi-level GaN inverter for highest HV EV performance and efficiency – Comparison of 2-level and 3-level inverter topologies S. 107-114

„… technology is key VisIC Technologies' D3GaN technology (Direct Drive D-Mode) was developed for the …” „… Next generation Electric Drive Units with multi-level GaN inverter for highest HV EV performance …” „… multi-level inverters in electrical drive applications, particularly for the automotive industry. Multi-level …”

A. Kappes, S. Frei, P. Noone, Stephan Rinderknecht Development and Design of a Range Extended four-speed Two-Drive-Powertrain S. 253-280

„… : https://drivetrain-symposium.world/development-of-a-multi-speed-two-drive-powertrain/ [22] M. Wietschel, C. Moll, S. Oberle, B. Lux, S. Timmerberg, and N. Ashley-Belbin, “Klimabi-lanz …” „… Development and Design of a Range Extended four-speed Two-Drive-Powertrain Aaron Kappes, M.Sc …” „… . Abstract An electric Two-Drive-Powertrain is presented that is intended to enable highly efficient …”

M. Magnusson, O. Nicklasson, H. Jacobsson Electric Cross Differential, eXD S. 235-252

„… of an EV such as: Study of eXD influence on vehicle behaviour for cornering drive situations …” „… splined hollow shaft, connected to the o.d. of the clutch. The i.d. of the clutch is connected to a drive …” „… “artificial” resistance torque directly between differential housing and the drive shaft on the low grip side …”

C. Mohr Acoustic Optimization of Electric Powertrains from a Vehicle Level Perspective S. 471-XVI

„… possible, [2]:  direct mechanical drive by the internal combustion engine  driven by electric/traction …” „… drivesIntelligent all-wheel driveThermal management of e-machinesSustainability and life cycle analysis in …” „… developmentVehicle development with computational fluid dynamicsEfficiency of electric drivesElectrified city of …”

A. Paone, J. Larbig, A. Rohm, T. Höche ZF TherMaS: Holistic Thermal Management for BEV S. 45-60

„… Höche, ZF Friedrichshafen AG, Schweinfurt Abstract Efficiency of drive systems of battery electric …” „… the drive system at lower costs and outstanding sustainability. Dedicated to be modular, compact …” „… driven vehicles the necessary cooling power is much lower compared to combustion engine cars …”

C. Reumüller, M. Sedlmair, M. Hein, A. Damm Transformation from conventional to electric powertrains Challenges in testing mechatronic shifting systems S. 359-376

„… is currently in a far-reaching transformation process. Driven by planned bans on vehicles with …” „… in a far-reaching transformation process. Driven by planned bans on vehicles with internal combustion …” „… the speed adjustment can be done by the electric motor. Fig. 1 shows the package benefit of a direct …”

J. Jung, A. Helm Manufacturing technologies for reduced AC copper losses in hairpin stators – Increasing the efficiency of electric traction machines S. 131-142

„… efficiency of electric traction machines Dr. Jakob Jung, Axel Helm, Additive Drives GmbH, Dresden …” „… main drive of automobiles contain windings made of solid copper conductors, so-called hairpins. Due to …” „… , 2023 131 Hairpin stator in the main drive of electric vehicles Fig. 1 shows the typical structure of an …”

P. Geradts, M. Kasten, A. Landvogt Psychoacoustic optimization of the NVH behavior of an eDrive power train – Application of a Targeted Micro Geometry Scatter on Helical Gears to break-up the regularity of the transmission error excita... S. 459-470

„… Psychoacoustic optimization of the NVH behavior of an eDrive power train Application of a Targeted …” „… Drehfehlerrechnungen in Messungen auf einem Teststand für ein eDrive-System untersucht. VDI-Berichte Nr. 2420, 2023 459 …” „… in purely electrically driven vehicles with the elimination of the masking benefits of the internal …”

R. Fehrenbacher, P. Duck, K. Bause Ways to increase sustainability by expanding product development processes for vehicles using the example of a hybridized automated transmission S. 411-424

„… represent a new product's direct intermediate stage (development generation). Further development of the PGE …” „… with several variants, e.g., to enable individualizations such as different drive types in different …” „… the conventional drive power in the hybrid powertrain. The battery system provides the electrical …”

T. Schneider, K. Völkel, K. Stahl Failure Characteristics of Wet-Clutches in Limited Slip Differentials S. 307-324

„… modern drive systems, replacing reactive or preventive maintenance with condition-based maintenance. For …” „… Research Association for Drive Technology e.V. (FVA)/Research Association for Combustion Engines e.V. (FVV …” „… G-P (2012) Hot bands and hot spots: Some direct solutions of continuous thermoelastic systems with …”

T. Hofman, J. Van Kampen, O. Borsboom Electric Mobility Design – From Powertrain Components to Vehicle Fleet Optimization S. 391-410

„… together with the same drive towards our mutual goal of accelerating the energy and mobility transition …” „… , e-drive, and gearbox system), we focus at a lower-coupled system level on understanding how to develop …” „… distance driven. In our research [13], we first define the fleet operational problem in terms of vehicle …”

doi.org/10.51202/9783181024201

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International Conference on Gears 2019

VDI Wissensforum GmbH (Hrsg.)

Reihe: VDI-Berichte

Band 2355 2019

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A. L. Kapelevich, Y. V. Shekhtman Optimization of asymmetric tooth root generated with protuberance hob S. 403-414

„… ** Optimized Root Tensile Stress, MPa 391 351 396 356 Tensile Stress Reduction - 10.2% - 10.1% * Drive/Coast …” „… , Dr. Yurity V. Shekhtman, AKGears, LLC, Shoreview, Minnesota, USA Introduction The Direct …” „… required gear drive performance. One such critical element of the tooth profile is the root fillet …”

J. Ahn, C. H. Choi, J. H. Yu, S. C. Kim A study of dynamic behavior of tractor pto driveline to analyze a rattle noise S. 461-470

„… direct-engine PTO driveline, and it makes collisions between the driving and driven gears. This gear collision …” „… makes gear rattle noise. Fig. 1 : Dirct-engine PTO drive Figure 1 shows the direct-engine PTO …” „… direct-engine PTO drivelines. However, most tractors have used diesel engines to obtain high power output and …”

Z. H. Wu, Y. Q. Xu, K. A. Liu The Analysis on Grease Lubrication at Two Tapered Bodies Contact Considering Surface Roughness S. 1223-1236

„… Driven/driving body parameters Value Length of driven body le /mm 42.16 Length of driving body l /mm 52.33 …” „… driving body is rotating about its axis and driving the driven body to revolve about its own axis and …” „… shorter driven body, the o-y axis is along contact center line, and the o-z axis is perpendicular to the …”

T. Fukuda, M. Nakagawa, T. Hirogaki, E. Aoyama Investigation of transient response motion of differential planetary gear train during reverse rotation and starting by using high-speed camera monitoring S. 331-342

„… train, named 2K-HV PGT, having a clear acrylic carrier, was developed to enable direct observation of …” „… conventional 2K-H PGT. Direct observations of the novel PGT were recorded using a high-speed camera. The …” „… to enable direct observation of the planet gear motion, which is otherwise impossible using a …”

B. Schlecht, T. Schulze Improved tooth contact analysis by using virtual gear twins – How helpful is AI for finding best gear design? S. 203-216

„… , DriveConcepts GmbH, Dresden VDI-Berichte Nr. 2355, 2019 203 consequent use of the digital twin on the example of …” „… problems of tooth contact. DriveConcepts GmbH, 2019 [6] MDESIGN gearbox 2020, design and calculation …” „… software for multi-stage gearboxes. DriveConcepts GmbH, 2019 [7] MDESIGN LVR 2020, software for load …”

P. Lopez Garcia, S. Crispel, T. Verstraten, E. Saerens, B. Vanderborght, D. Lefeber Wolfrom gearboxes for lightweight, human-centered robotics S. 753-764

„… also designed direct-drive motors with higher torques, to reduce the required gearbox ratios [29 …” „… teeth and the invention of reliable indexing machines enabled the replacement of belt-driven mechanisms …” „… by more marginally used planetary gear trains [10]. Cycloidal Drives are extremely robust against …”

X. Yang, N. Yue, Q. Yang, L. Wang, Y. Shao, H. Xiong Dynamic simulation for double input compound power-split mechanism of in-wheel motor driven EVs S. 481-492

„… , Chongqing, China Abstract In-wheel motor (IWM) can achieve the wheel direct drive which is the direction …” „… 491 References [1] Le S., Jinyi L., Junfeng W., et al.: Research Status of Direct Drive Technology …” „… analysis of planetary gears train of semi-direct drive wind turbine. 2015 IEEE ICIA. IEEE, 2015 [10 …”

S. Detzel, Y. S. Krieger, M. F. Traeger, T. C. Lueth Design of gear surface models for 3D-printing of plastic gears S. 1401-1410

„… models. A toolbox for Matlab was therefore created, implementing the gear design with direct interface …” „… SG-library presented in [9], which allows the direct generation of surface models for additive manufacturing …” „… optimally used in the fabrication of these gear types to produce application-specific drives. These can …”

S. Vonderschmidt, A. Ott, A. Vonderschmidt High speed driven tool for machine tools using magnetic transmission technology S. 1145-1154

„… High Speed Driven Tool for Machine Tools using Magnetic Transmission Technology Dr. Stefan …” „… , Horb am Neckar Abstract This paper describes the development of a high speed driven tool for …” „… spindle often reaches its limits for applications as e.g. grinding. Therefore driven tools are used to …”

D. Marino, H. Binz, M. Bachmann Analytical design method for beveloid gears with a small shaft angle and offset S. 391-402

„… centered contact pattern with a predefined gear backlash without iterations. In addition to the direct …” „… all-wheel drives, for example, where they connect the gearbox output to the front differential with a small …” „… direct calculation of the main gearing data for arbitrary axis arrangements considering a centered …”

K. Stahl Foreword S. 1-2

„… enhanced gearless electric drives. On the other side, digitalization offers many opportunities for …” „… restricts their direct application to machine elements. Here, focused research is required to set the bar …”

M. Lutz, J. Hermes Use of multiple-body simulation during the development process of gear units S. 1077-1086

„… rigidity of the drive. Fig. 1 shows the example of a two-speed gearbox with direct motor mounting …” „… used in system simulation, to a tool also used in drive technology during the product development …” „… up scope for completely new potential usage of the simulation models in the area of drive selection …”

C. Boehme, D. Vill, P. Tenberge Extension of the application limits for crossed helical gearboxes by new geometries for smaller sliding paths or smaller contact pressures S. 1299-1310

„… actuators and auxiliary drives in large quantities in automotive applications such as window regulators …” „… . This has a direct positive effect on the Hertzian pressure, since the force to be transmitted is …” „… still 5% lower. Lower Hertzian pressures are accompanied by a direct increase in the tooth flank …”

A. Kubo Influence of stressed volume of tooth flank on the surface durability S. 15-24

„… and gear investigation. The direct application of SN-curve data and its concept to the surface …” „… endurance test with using IAE rig. The figure shows both mating driving and driven tooth flanks with …” „… the tested tooth flanks is as follows, Fig. 4: State of tooth flanks of driving and driven gear …”

K. Daubach, Manuel Oehler, Bernd Sauer A method to determine local wear of worm gears with highly resolved circumferential backlash curves S. 595-606

„… widely used in transmission applications, since they allow gear drives with a compact design, high gear …” „… unit is driven under constant conditions for input speed n1 and output torque T2 for a specified time …” „… shows a schematic diagram of the worm gear test rig. The tested worm gear (5) is driven at the worm …”

M. Chapron, Q. Theurillat-Bonjour Tooth contact analysis of non-circular gears with non-involute tooth profiles: Application to horological spur gears S. 925-936

„… profiles along with non-circular gear drives for the generation of several functions. Mundo et al …” „… angular position. (b) Knowing the time-dependent speed ratio, the driven member is firstly set to an …” „… between the polygons. (c) Iteratively, the angular position of the driven gear is adjusted until the …”

F. Siglmuller, U. Weinberger, J. Gotz, M. Sedlmair, T. Lohner, K. Stahl Scaling of planetary gear stages according to gear loss similarity S. 115-126

„… advantage is the direct measurement of the provided power losses to the back-to-back configuration on the …” „… rig applies the following operational limits: Maximum drive speed of the motor: 8000 rpm …” „… gearboxes is gaining focus in the development of modern drivetrains, the ability to test and verify the …”

B. Brodmann, H. Bodschwinna Scattered light measurement on worm gears with high efficiency requirements S. 1567-1578

„… of the gearing surfaces of worms in worm gears, a direct relationship between the surface finish and …” „… reduced pollutant limits for vehicle fleets require new approaches in drive technology. Electric-powered …” „… intensities. By (5) is thus given a direct relation to the frequency distribution of the mirror facets. For …”

A. Mihailidis, A. Psarros FEM analysis of the load distribution over the face width of helical gear pairs considering deviations, misalignments and deformations S. 193-202

„… “direct morphing” is applied without morphing boxes. This can be performed either by specifying “frozen …” „… “direct morphing” is used and specific boundaries are defined, regarding Fig. 5: Contact normal forces …” „… , Determination of the ISO face load factor in spur gear drives by the finite element modeling of gears and shafts …”

U. Kissling, U. Stolz, A. Turich Combining gear design with manufacturing process decisions S. 1533-1544

„… latest-generation machines with direct drives in all relevant axes, integrated stock division, simulation software …” „… layout process. 1. Introduction The layout of gear drives is a challenging process. Lifetime, noise …”

J. Cathelin Material data for advanced plastic gear simulation S. 1335-1344

„… main drivers for their success are their low manufacturing cost, related to mass production technique …” „… wear and are not fatigue driven (Fig. 4.c). a. b. c. Fig. 4: (a.) Mechanically …” „… gear wear characterization technic out of the three proposed is the direct gear wear measurement …”

M. R. Mauntz, J. Peuser Deep online oil analysis of dielectric parameters for life time enhancement of industrial gearboxes – Identification of critical operation conditions for reduction of failure rates S. 245-256

„… extremely low corresponding property of original pure oils. A direct connection between the electrical …” „… other CMS data a forming damage at the fast drive shaft was identified early enough to prevent the wind …”

M. Fromberger, S. Sendlbeck, M. Rothemund, J. Gotz, M. Otto, K. Stahl Comparing data sources for condition monitoring suitability S. 257-268

„… driven gear – given, that deflection and deviations are disregarded. Generally, real involute gear …” „… be done on the fly for each measurement. When using high-accuracy absolute angle encoders, a direct …”

A. Carbonelli Transferring knowledge about gear systems to machines in order to improve diagnosis efficiency S. 1065-1076

„… task, i.e. it must be done compared to a baseline. The information coming from the direct study of the …” „… data-driven approach and algorithms. The Journal of Engineering, 2015(7), 215-222. [3] Wang, D., Tsui, K. L …”

K. S. Ivanov, E. K. Yaroslavtseva Creation of gear self-controlled variator S. 1135-1144

„… dashpot characteristic. The dashpot makes direct impact on the closed contour which transfers motion to …” „… . Design and experiences of a planetary gear box for adaptive drives. Transactions of EUCOMES 2018 …”

M. Zapf, J. Klose, F. Zanger, V. Schulze Analysis of process forces and surface topography when manufacturing case-hardened gears by double flanked hard skiving S. 1647-1658

„… innovations in machine tools that allow handling the dynamic process forces. The advances in direct drives …”

R. Slatter Condition monitoring of gearboxes using magnetoresistive sensors S. 229-244

„… ) and the direct in-situ measurement of component damage during operation (as opposed to offline …” „… current near to the „point of pain“, that is, in direct proximity to service-relevant components and …” „… avoiding additional signal processing electronics as well. 3.3 Direct bearing and gear measurement The …”

doi.org/10.51202/9783181023556

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DRITEV – Drivetrain for Vehicles 2021

VDI-Wissensforum GmbH (Hrsg.)

Reihe: VDI-Berichte

Band 2381 2021

Treffer in den folgenden Teilen:

N. Mueller Electrification of heavy commercial vehicles from the perspective of a bodybuilder S. 555-560

„… made between direct and indirect drive. Direct drive in the case of PTO is used when equipment is to …” „… pollution and a significant noise reduction is achieved by the electric drive. What exactly can this …” „… ) or the so-called mechanical power take-off is a switchable mechanical drive source. It is usually …”

R. R. Kasibhatla, P. Neidhardt, K. Caliskan Thermal Simulation according to Maturity Level in E-Drive Development S. 61-76

„… Thermal Simulation according to Maturity Level in E-Drive Development Dr. R. Rohith …” „… essential for e-drives to meet performance and installation requirements. The coiling system effects not …” „… only the thermal behavior of the e-drive but also its efficiency, functionality, and robustness …”

L. de Ruijsscher TREMEC Hybrid Dual Clutch Transmission (HDCT) – Electrification of TREMEC’s high performance dual clutch transmission S. 159-178

„… electrified drivetrain solutions to the market. REFERENCES [1] TREMEC HYbrid DRive Axle – HYDRA, J. De …” „… the transmission is provided by an input driven gear pump or via an integrated electric auxilliary …” „… dual clutch transmission while maintaining the focus on the high-performance and fun-to-drive …”

T. Kaufhold, F. Schneider, O. Groneberg, A. Moser Modular Starting and Damping System integrated in 48V Hybrid Architectures – Efficient Starting System for Hybrid Vehicle Architectures S. 347-360

„… to the driver. In comparison, 48V P2 systems need either an additional ICE starting device or a …” „… power reserve for the P2 to deliver comparable comfort at ICE start. The latter has a direct negative …” „… impact on the e-driving performance and is therefore not recommended. Today, Belt-driven Starter …”

D. Lechleitner, M. Hofstetter, M. Hirz, C. Gsenger, K. Huber Parking Lock Integration for Electric Axle Drives by Multi-Objective Design Optimization S. 303-318

„… lock into the e-drive, various mounting positions inside the e-drive are eligible, which have a direct …” „… Parking Lock Integration for Electric Axle Drives by Multi-Objective Design Optimization …” „… considerations, electric axle drives (e-drives) are often equipped with a parking lock system, which prevents …”

F. Bayer, J. Tochtermann Development of a Heavy-Duty E-Axle S. 621-636

„… driveline efficiency. To achieve maximum driveline efficiency, the main driver is the use of the neutral …” „… , with increasing production volumes of electrically-driven trucks, it will become increasingly …” „… to the dimensioning of energy storages as well as running costs. The e-axle efficiency is driven by …”

C. Schmidt, H. Dhejne, J. Karlsson High Efficient 2 speed e-Axle – Highly efficient and shiftable under load S. 145-158

„… high efficienct e-drive of the customer with AVL´s 2speed transmission. VDI-Berichte Nr. 2381 …” „… technologies on the 2speed e-axle: - 800V e-Drive System - Inverter with SiC Technolgoy - High speed …” „… VDI-Berichte Nr. 2381, 2021 147 The e-drive system is defined by the high speed e-motor which is controlled by …”

J. De Landtsheere TREMEC HYbrid DRive Axle – HYDRA – Hybridization enables RWD dynamics in a FWD car S. 125-144

„… TM losses), direct response of the electric assistance in hybrid mode regardless of ICE drivetrain …” „… automotive market into the era of electrified drivetrains. Keeping focus on the fun-to-drive aspects …” „… TREMEC HYbrid DRive Axle - HYDRA Hybridization enables RWD dynamics in a FWD car Ir. Jannick …”

M. Häßler, O. Werner The Pendulum Rocker Damper – Providing flexible damper characteristics for hybrid powertrains S. 329-346

„… driven to the coast side during the starting process. This means that, for the purpose of isolation, a …” „… damper can be operated with the lowest possible friction on the drive side (Fig. 4a), while the coast …” „… even degressively for optimum utilization of the available spring energy with regard to improved drive …”

N. Scharlach Possibilities of a modern Powertrainmanagement S. 719-XIX

„… by the Market A driver for the product development is the market. The market gives us challenges …” „… : - Driven by the CO2 legislation, what is the futures propulsion system? o Hydrogen ICE o Fuel Cell o BEV …” „… Digital Services o FOTA / OTA o .... - What does the Truck transformation to autonomous driven …”

M. Dilzer BorgWarner P2 Modules – from HV to 48V S. 35-46

„… combustion engine driven vehicles will further lose their high market shares and will be pushed back and …” „… competencies. VDI-Berichte Nr. 2381, 2021 37 Diversity of HV/EV Architectures Driven by these …” „… operation area to typical speed ranges used in the drive cycles. VDI-Berichte Nr. 2381, 2021 41 Due to the …”

F. Langhammer, A. Kappes, A. Viehmann, S. Rinderknecht Novel “Two-Drive-Transmission for Long-Range” Powertrain: Ecology and Efficiency meet Driving Comfort S. 207-228

„… Powertrains on the Example of the Two-Drive-Transmission. In: VDI Wissensforum (Hrsg.): Drivetrain for …” „… .: Efficiency of Electric Axle Drive Systems. In: VDI Wissensforum (Hrsg.): Dritev - Drivetrain in Vehicles: 19 …” „… Novel “Two-Drive-Transmission for Long-Range” Powertrain: Ecology and Efficiency meet Driving …”

A. Bagh, D. Magnor, J. Kneiber, F. Löhe eTransport – Application of axle-integrated e-drive in urban LCV and MD trucks S. 637-652

„… transportation sector with all relevant driver-assistance systems. This truck was developed together with fleet …” „… eTransport Application of axle-integrated e-drive in urban LCV and MD trucks Dr.-Ing …” „… drive system solution including the application for different types of vehicles. At an early stage BPW …”

H. Wittig, J. Engasser, A. Glavinic AEROFLEX – Distributed Hybrid Drivetrain for Long Haul Freight Vehicles S. 593-608

„… improved by adding additional drive axles, which e.g. improve gradeability. This concept might allow …” „… installing a downsized combustion engine, which is supported by electric drives in the trailer units, if …” „… electrically driven rear axle, and a semitrailer, which is also equipped with an electrically driven axle …”

A. Ramsauer, A. Pujari Frontloading for (Hybrid-) Transmission Integration at BMW S. 101-116

„… vehicles as well as hybrid variants to the market. As of now, the main drivers for technology improvement …” „… this paper, extends the capabilities of the AVL-DRIVE tool by refining the criteria calculation and …” „… , Shift Delay (Manual Gearshift Mode) – Delay between the shift request from the driver and start of …”

M. Muether, B. Heuser, L. Virnich, A. Guedden, T. Luediger, D. van der Put Development trends towards CO2-neutral powertrains for HD applications S. 529-550

„… realistic. The major driver for the near-term use of H2 as a fuel is the EU’s increasingly stringent CO2 …” „… and FC As a gaseous fuel, hydrogen is not well suited for high pressure direct injection, unless …” „… On the HD SCE, the difference between Port Fuel Injection (PFI) and Direct Injection (DI) was …”

G. Gao, D. Schöneberger, S. Rinderknecht Development of an innovative and modular test bench to analyse gear shifts in electrified powertrains S. 415-436

„… both idler gears and the output shaft can be driven individually. With this structure, it is possible …” „… the layout of the test bench, the selection of sensors and test bench drive units. Shift components …” „… driven individually. In contrary, for the shifting under differential speed, a fixed output shaft with …”

B. Krüger, G. Filomeno, D. Dennin, P. Tenberge Holistic Design of All-Wheel Drive Electric Powertrains Using a Multi-Objective Optimization Algorithm S. 377-394

„… management strategy chooses ? and ? aiming at minimizing/maximizing (drive/coast) the absolute battery …” „… Holistic Design of All-Wheel Drive Electric Powertrains Using a Multi-Objective Optimization …” „… aufzuzeigen. Abstract In this paper, all-wheel drive (AWD) systems in battery electric vehicles (BEVs …”

A. Albers, M. Behrendt, J. Köber, T. Breitinger Development of a method for the automated validation of the shift quality of modern dual clutch transmissions on full-vehicle test benches S. 399-414

„… VDI-Berichte Nr. 2381, 2021400 consciously perceived by the driver, which is why ensuring optimum shift quality …” „… the torque on the wheel or drive train, gearshifts are subdivided into drive or coast gearshifts. If …” „… the torque is positive, these gearshifts are referred to as drive gearshifts. In the case of a …”

T. Hillesheim Energy-efficient Hydraulic Control for the Multi-speed Transmission of an Electric Vehicle S. 319-328

„… that are often driven on the highway. This design is accompanied by lower efficiency in the urban …” „… urban use in the pioneering days, battery-powered electric drives are now being developed for virtually …” „… design the traction motor for long-distance highway driving. Electric drives are intended to achieve …”

G. Herbillon Performances Validation of an electrically-commanded dog clutch system for multi-speed and disconnectable eDrives S. 255-274

„… multi-speed also offers further benefits compared to DIRECT drive layouts: as the downsizing/cost saving on …” „… disconnectable eDrives Dipl.-Ing. Gilles Herbillon, VC ST Industrial Products, Sint-Truiden, Belgium erfor …” „… branch of BMT Drive Solutions) is a recognized gears supplier from the automotive field, and relies on a …”

doi.org/10.51202/9783181023815

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Dritev – Drivetrain For Vehicles 2018

VDI Wissensforum GmbH (Hrsg.)

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Band 2328 2018

Treffer in den folgenden Teilen:

G. Bednarek, K. Geratz, H. Chariou The all-new 8-speed AT for the Opel Grandland X S. I-1-I-10

„… two Diesel engines in front wheel drive configuration. They are the first applications with the new …” „… material reduce heat generation and accompanying losses. A chain driven off-axis low loss oil pump, dynamic …” „… ]. Disk-type brakes and direct linear solenoids with improved current response contribute to the improved shift …”

R. Bredtmann, M. Beck, O. Mühlfeld, K. Olesen, O. Shajarati Robust multi-chip power module for effective integration to automotive powertrains – Danfoss DCM™1000 meets future automotive requirements S. II-1-II-18

„… disruptive development of drivetrains is an integration of electric traction drives, that cover power …” „… and shock loading, which is typical for electronics direct mated to drivetrain and chassis components …” „… electric traction drives. Its robust bonding- and joining technology enables cost-effective semiconductor …”

T. Högnäs, G. Beldie 48 volt torque vectoring electric rear drive module (eRDM) – Excellent driving dynamics with significant CO2 savings S. I-517-I-528

„… constitute the traditional means for driveline power management in performance oriented All-Wheel Drive (AWD …” „… 48 Volt Torque Vectoring Electric Rear Drive Module (eRDM) Excellent driving dynamics with …” „… dynamics by torque vectoring via direct 48V electric motor control with significant CO2 savings by 48V …”

M. Roßhuber, G. Schromm, K. Kranz The new BMW automatic transmission – Challenges in development S. I-11-I-22

„… associated with automatic transmissions is eliminated if necessary, featuring a sporty direct drive train …” „… concept, are the gear set topology, the drive-off element with the torsional vibration damping system …” „… technical effort. The possibilities of achieving further progress in the conventional drive with the …”

C. Schmahl, W. Hildebrandt, D. Reith The impact of efficiency enhanced drivetrain components on the energy consumption of electric and conventional vehicles S. I-119-I-130

„… improvement in efficiency in the drivetrain, based on a direct comparison of conventional and electric …” „… electric drive unit. Fig. 1 shows a schematic view of the underlying drivetrains and the energy flows …” „… independent energy losses in the electric drivetrain. For vehicles with conventional drive systems, by …”

B. Chamberlin, E. Gold HEV P2 module concepts for different transmission architectures clutch and e-motor options S. I-441-I-450

„… higher speeds / lower torques and use the drive ratio to increase the torque delivered to the drivetrain …” „… purchase vehicles with just one conventional drive (gasoline or diesel driven engines), the share of HEVs …” „… and BEVs, driven by government regulations to improve emissions, expected shortage of conventional …”

K. Bennewitz, A. Mann Powertrain electrification exemplified by the VW Golf S. II-135-II-168

„… electrification. It features an electric drive developed as well as produced in-house. In combination with a …” „… basis for a global high-volume application, the Modular Electric Drive Kit (German: “Modularer …” „… entire chain from fuel production to the driven wheel (well-to-wheel), alternative fuels are suitable …”

G. van Spijk, A. Klaassen, A. van der Leest, A. Brandsma, M. Tweehuysen CVT: dedicated to hybrid solutions – Setting the benchmark on all KPI’s S. I-65-I-78

„… drive modes, specifications and requirements for the components are explained. 3. The DH-CVT …” „… reverse, the battery will need some charging time to enable reverse drive off. The vehicle can be …” „… drive unit. The study has also shown that the design is feasible within the defined engine bay …”

G. Hellenbroich, I. Steinberg, J. Ogrzewalla Powershift capable 2-Speed Electric Drive Unit for Light – Commercial Vehicles with Short Time to Market S. I-229-I-238

„… speed. The boundary conditions for the simulation are: - Drive-away to be possible on a 30 …” „… Powershift capable 2-Speed Electric Drive Unit for Light Commercial Vehicles with Short Time to …” „… either power or torque capacity). As a result, FEV has built a 2-speed electric drive unit based on dual …”

A. Dietrich, H. Klampfl “Friction Stir Welding” – Lightweight through manufacturing technology – The path from a concept to revolutionary gearbox manufacturing S. I-385-I-396

„… development was carried out on the basis of an existing axle drive, a direct comparison can be drawn. 1 …” „… Standard architecture of axle drives An Axle Drive is mainly used in cars with longitudinal drivetrain …” „… VDI-Berichte Nr. 2328, 2018 385 Abstract Those who consider buying an all-wheel-drive vehicle usually …”

R. Savelsberg, P. Griefnow, G. Birmes, A. Sehr Advanced powertrain functions of 48 V hybrid vehicles – Efficient powertrains does not exclude driving pleasure S. I-499-I-516

„… the easy integration of the BSG into the belt drive system of the combustion engine. The direct …” „… assist by belt-driven starter generators (BSG). FEV Europe GmbH has designed a full-featured 48 V mild …” „… in the belt drive system of the combustion engine (P0 architecture). In addition, a 6.5 kW electrical …”

T. Gemassmer Approaches to increase efficiency and dynamics of ipmsm traction drives by optimization of control strategies S. II-85-II-102

„… Approaches to increase Efficiency and Dynamics of IPMSM Traction Drives by Optimization of Control …” „… magnet traction drives to increase both efficiency and dynamics. Starting with a short derivation of …” „… saturation characteristics of highly utilized drives and their impact on the dynamics of the current control …”

N. Dudin, S. Ott, A. Albers, R. Misch, T. Rochlitzer Virtualizing validation processes of electrified powertrain generations S. II-47-II-72

„… software-driven ones with an ever growing share of inhouse developed software code [Stadler 2017]. As a result …” „… on driver inputs, restrictions, environmental conditions and situation-dependant optimization …” „… VDI-Berichte Nr. 2328, 201848 (BAT) and the vehicle’s driven wheels with the aim of minimizing energy …”

M. Bahne, U. Frey, G. Schlager Transmission technology contribution to CO2 roadmap – a benchmark S. I-285-I-304

„… AWD e-Drive as a P4 hybrid. In this context, Magna and GETRAG have focused on the analysis of …” „… . However, market data suggests that the transition from combustion engines to electrical drives will take …” „… drive technologies are further improved, and that hybrid technologies are fast-tracked. Figure 2 …”

T. Grasshoff, P. Beckedahl Power module packaging technologies for silicon and silicon carbide in automotive applications – challenges and solutions S. II-19-II-30

„… . Today, the electric drive train uses silicon based IGBT power modules. Different assembly technologies …” „… wire-free concepts, such as direct lead bond, double-side soldering/sintering or top-layer substrate are …” „… layer and direct lead bond VDI-Berichte Nr. 2328, 2018 21 6. Thermal resistance The thermal …”

R. Buchberger, O. Grieshofer, K. Puchner, R. Sereinig System optimization of electric drives in terms of lightweight design, acoustics and efficiency by means of modern transmission simulation methods S. II-31-II-46

„… System optimization of electric drives in terms of lightweight design, acoustics and efficiency …” „… among the main conflicting engineering targets within developments of electric drive transmissions …” „… structure borne noise has been developed and successfully used for MPT's eDrive developments. For …”

K.-P. Fritsch Industry 4.0 in the automatic transmission production S. I-397-I-412

„… automatic transmission (standard, four wheel driven, hybrid, plug in hybrid), ZF benefits from a globally …” „… "direct line" to the sister plant in order to get an idea of the problem situations for oneself. This …” „… ", the proof should be started that I4.0-driven changes are controllable and formable for the involved …”

W. Guo, M. Jordan, X. Xu The application of fast and efficient clutch coordination control in a P2 hybrid automatic transmission S. I-465-I-484

„… controlled according to the requirement of the hybrid drive mode. Because the system should support vehicle …” „… clutch and off-going clutch in the second shift. In the whole shift process, C3 does not play a direct …” „… vehicle test data Fig.9 shows vehicle test results during a power-off upshift. The driver quickly …”

C. Danzer, T. Voigt, T. Günther, R. Tröger From fleet requirements to optimized Dedicated Hybrid Powertrains S. I-269-I-284

„… , presents a subsequently derived drive strategy based on a combustion engine as the basic concept in …” „… additional torque from the electric motor. This effect has a direct impact on the technical effort, the …” „… conventional and electrical driven charging units. For every single ICE-technology configuration the impact in …”

doi.org/10.51202/9783181023280

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ELIV 2024

VDI Wissensforum GmbH (Hrsg.)

Reihe: VDI-Berichte

Band 2441 2024

Treffer in den folgenden Teilen:

L. Eisemann, L. Toettel, T. Watzl, T. K. Rupp, J. Schaper Using Large Language Models to generate critical driving situations for virtual and hybrid ADAS/AD testing S. 265-280

„… of what can be achieved through classic test drives in the real world. Therefore, the adoption of …” „… OpenDRIVE®and OpenSCENARIO® data. These can be directly used for the simulation-based virtual andhybrid …” „… essential. Previously recordedtest drives provide a stable foundation from which critical driving situations …”

P. Dreiseitel, R. Grewe Quo vadis Vision Zero – Can AI help us to make our vision come true? S. 41-52

„… driver-related serious accidents in Germany in 2022, we see that most of them are related to causes that …” „… strategy to guide safety improvements and set high standards to drive progress. In the first phase of …” „… decision making for road design, AI-based driver assistance systems, and predictive maintenance for early …”

G. Schmitt, F. Fitzek, M. Gruffke Automotive Vehicle Connectivity 2030 S. 157-166

„… leveraging 5G with full continuity of services for network and direct communications” is possible. From a …” „… adoption of 5G-V2X. They have explicitly outlined and announced their support for 5G-V2X direct …” „… , especially including vulnerable road users, and improving overall mobility efficiency and driver comfort …”

W. Steinmann, B. Sondermann Biometrics and sensor fusion for enhanced in-cabin safety and comfort Reducing complexity and increasing possibilities through a holistic approach to in-cabin monitoring S. 327-342

„… those involving advanced driver-assistance systems (ADAS). In response to this complexity, the …” „… the head, reduce the risk of death in driver-side crashes by 37% for car drivers and 52% for SUV …” „… previously handled by drivers. Simultaneously, vehicle development efforts are directed toward enhancing …”

C. Wiegand, F. Sontheim, J.-E. Stavesand, A. Amoroso, S. Rößner The Path to Virtual Homologation Aspects of the necessary framework for product safety in ADAS/AD S. 117-126

„… ), Vehicle-in-the-Loop (VIL), and Driver-in-the-Loop (DIL). With [2] and the introduction of ISO 21448 SOTIF at the …” „… essential to link the simulation validation with the data-driven development. This article outlines the path …” „… formulated in the proposal for supplement to UN regulation 171 Driver Control Assistance Systems (DCAS). This …”

T. Liedtke, R. Messnarz TARAs Performed on Different Levels of the Supply Chain – Experiences Based on Real Example ESLF Insights into Applying ISO/SAE 21434:2021 in Automotive Cybersecurity S. 541-552

„… ModuleBusRTESpeedSecOCSpeedFlagSpeedLockRequestSecOCLockRequestFlagLockReqCSMCsm_MacVerifyStartCsm_MacVerifyUpdateCsm_MacVerifyFinishValidated Session DriveSpeed < PKL kmh && ..Authenticated Speed Authenticated LockRequestBasic Power Lock …” „… ) and the direct systematic derivation of cybersecurity requirements will be discussed. 3 OEM level …” „… . For our example of the ESCL, this will be the state manager and the complex device driver for the …”

J. Richenhagen, M. Engelhard, J. Jeub, S. Kriebel, A. Kugler Speeding up Generative-AI in Software-Defined Vehicles S. 13-28

„… & …AI Excitement • QualitativeStellantis’ Peugeot cars to use ChatGPT to talk to driversAI …” „… o s it io nFeature- DrivenSystem DesignFu n c tio n a l re q u ire m e n tsin in fo rm a tio n a …” „… ), largely driven by limitations in computational power and unmet expectations. However, AI’s potential …”

M. Peter LightOpen – a cloud-based lighting personalization service S. 167-178

„… lighting configurations, allowing drivers to express their individuality and enjoy a more tailored driving …” „… these trends, the convergence of lighting, cloud technology, and sensor-driven intelligence will play a …” „… advancements primarily focused on enhancing road safety and driver comfort. Today's automotive lighting systems …”

V. Lizenberg, F. Specka, J. Hauenstein, M. Mayer Using Simulation in the Development of V2X Applications CarMaker V2X Interface and Local Hazard Warning S. 233-242

„… drivers can hereby be provided with optimal solutions for different traffic situations by means of the …” „… production of Volkswagen Golf 8 [13] [14]. Based on direct ad-hoc communication, this V2X application is …” „… responsible for notifying the driver about the type of and distance to various hazard events, such as …”

M. Münzer, S. Zhang, C. Bauer, D. Graovac Boosting vehicle range by mating semiconductor technologies S. 477-482

„… confirm, that the fusion switch is capable of withstanding a short circuit event and that the driver is …” „… ease of use due to internal adaptation for single driver operation are a key differentiator for future …” „… driver for 800V systems in BEVs. To partially compensate lower efficiency of these higher voltage …”

K. Szelechowicz, K. A. Rösler AI in Traffic: New Dimensions of Vehicle Intelligence New method for optimizing traffic flow through AI-based implementation of real-world traffic data from other road users S. 81-92

„… contribution to the development of future advanced driver assistance systems and the continuous integration of …” „… limits. This method could also contribute to the development of new advanced driver assistance systems …” „… drivers from NRW with a 30-minute and 60-minute traffic forecast [3]. Other studies have dealt, for …”

F. Cigarini Mapping the Future Role of Electric Vehicles as Energy Storage Systems: A Comprehensive Study on Current Market Trends and Future Projections for AC and DC Bidirectional Charging Detailed Review of Ma... S. 491-504

„… between alternate current (AC) and direct current (DC) [5]. Depending on whether this conversion occurs …” „… alternate current (AC) to direct current (DC) when charging the EVs and back to AC when feeding the current …” „… charging station, which feeds direct current to the EV battery and alternatecurrent to the home or grid …”

K. Brand, T. Tang, D. Selvaraj A New Era for Software Verification: Heterogeneous Multicore Compute With Model-Based Design and Virtual ECUs S. 437-452

„… power usage of Lithium-Ion (Li-ion) battery-driven electric motors. Sensorless operation offers the …” „… of completeness, and the software build now contains many hardware dependent drivers. This introduces …” „… hardware peripherals with optimized drivers with this tooling as part of the code generation step. It fits …”

N. Haegele Managing the complexity of joint steering, braking and powertrain coordination in emerging vehicle E/E architectures S. 141-150

„… approach in which the characterizing functionality and behavior of vehicles is predominantly driven by …” „… multi-faceted. Primarily, the transition towards SDVs is driven by the need to remain competitive in a rapidly …” „… , driven by the need to meet customer expectations, improved safety, and continuous innovation. The …”

L. Hettich, J. Stümpfle, M. Weyrich Testing Variant-Rich Software-Defined Mobility Systems Methods, Future Challenges and Innovative Concepts S. 243-256

„… the transition towards Software-defined Vehicles (SDVs). Several key aspects drive this transition [4 …” „… continuous testing is improved. Pett et al. [23] reduce testing efforts by estimating risks of direct and …” „… of the entire space of valid variants due to strong direct or indirect interconnections between them …”

T. Schäfer, J. Kottig, D. Macke Generative AI based GUI reconfiguration using Natural Language Processing Leveraging the benefits of small and local LLMs S. 359-378

„… only process the current context, but also considers previous driver instructions, enabling a seamless …” „… . VDI-Berichte Nr. 2441, 2024 359In summary, our GenAI-powered instrument cluster offers the driver a novel and …” „… a dashboard, for a modern vehicle. Direct voice control is used to modify the elements on the …”

F. Ozog Bring TSN cloud native support to SDV architectures S. 179-212

„… and enhance security of direct access to packet queues and enhance performance of cloud, virtual ports …” „… independence)The first class means embedding drivers for all known devices at the time of the solution building …” „… OS driver in the VM communicate over a negotiated memory region with a backend in the hypervisor or …”

S. Zimmermann, W. Lenders, T. Lian Abt, M. Kuhn, P. Weber, A. Ganser Building and scaling a machine learning platform to unlock AI in connected car services S. 29-40

„… such a platform is crucial for the success of BMW Connected Drive Services that are based on AI logic …” „… Good user (i.e. Data Scientist) experience has been main driver for key requirements on the Connected …” „… ” approaches including dogfooding. This entails among other things an API / SDK driven development for …”

A. Bachmann, A. Matarage Electric vehicles in 2024. Current UX challenges and concepts for the coming decade S. 379-394

„… combustions engine (ICE) drivers not to switch to an electric vehicle. Particularly the last two years have …” „… bigger because delays cause frustrations for drivers and passengers. Ecosystem integration Yes, most …” „… simplicity of the user needs (drive as easily as with an ICE) is clashing with the complexity for the OEMs …”

A. Vickers, P. Fintl, D. Hughes, M. Roberts From Niche to Mainstream: Harnessing Generative AI for Automotive Excellence. GenAI is not Enough! S. 67-80

„… decision-making across automotive processes. Applications such as digital factories, driver assistance systems …” „… value chain whether direct (like Styling & Design, Specification & Documentation …” „… that are much leaner. Why? Because the knowledge-driven part of the model can provide concise rules for …”

D. Simon, T. Wenka Battery-Integrated Multilevel Inverter Technology A Highly Integrated Electric Drivetrain Approach and its Technical Implementation in a Distributed Real-Time System S. 467-476

„… HV battery with direct current (DC), a PWR for connecting an electric motor and an OBC for AC …” „… characteristic is that a battery storage unit is directly integrated into each module. This system enables direct …” „… 120 degree, the sinusoidal three-phase AC voltage is generated directly. This enables direct control …”

doi.org/10.51202/9783181024416

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ELIV 2023

VDI Wissensforum GmbH (Hrsg.)

Reihe: VDI-Berichte

Band 2423 2023

Treffer in den folgenden Teilen:

T. Hackl, L. Roslaniec Multi-level GaN inverter for highest HV EV performance and efficiency – comparison of 2-level and 3-level inverter topology S. 247-252

„… GaN technology (Direct Drive D-Mode) was developed for the high-reliability standards of the …” „… electric drivetrains, these advantages become valuable for automotive main traction drives, too. The …” „… Multi-level inverter is state-of-the-art today´s in electrical drive applications with high power and high …”

F. Kraemer Development and Testing Autonomous Vehicles (AV) at Scale S. 149-158

„… or even entire systems in the field of driver assistance and automated driving, it is essential to …” „… , which frequently requires a very costly contract and a minimum commitment. With Cloud Direct Network …” „… congestion. Direct Connect [2] networking offered in combination with colocation data center providers is an …”

N. Pfullmann Electrified commercial vehicle trailers – how to turn a conventional trailer into a hybrid vehicle S. 703-710

„… brake system and the drivetrain are employed. With this sensor set the driver’s demand can be deduced in …” „… non-electrified trailer the driver only interacts with the truck and provides his demands e.g. via the brake pedal …” „… information is transmitted via a vehicle CAN to the engine, gear box and the retarder. The driver does not …”

J. Hansson, L. Henderson, M. Sadeghi Kati, D. Möller, S. Ray, S. Schoutissen Safe and efficient regenerative braking strategies for BEV heavy vehicle combinations S. 91-102

„… the driver’s overall retardation demand in situations where available grip is low, but also provides a …” „… stabilising effect by stretching the combination and countering excessive side slip on the drive axle; the …” „… defined range, allowing for sufficient lateral force to be available on the drive axles at all times. 2 …”

M. Pfeifle, N. Zeller, A. vom Felde Combining ADAS and SD Maps for Augmented Reality Guidance S. 135-148

„… front facing camera. The driver is guided along the route path of a navigation system while taking the …” „… environmental information from a visual perception engine into account. For instance, if the driver needs to …” „… planned trajectory, the driver will be warned, and the corresponding road users will be highlighted on a …”

K. Eliasch, Dr. P. Friedel, D. Li, D. Shan Cooperative Perception Services to Improve the Safety of Road Users S. 347-364

„… . These use cases are based on a cellular V2X direct communication (PC5) to share perception information …” „… with low latencies in a direct communication path, with the scope to improve the road safety of all …” „… . The reaction time left for drivers can be significantly increased if a potentially dangerous situation …”

S. Miller, L. Nicoletti A Holistic Approach for Designing a Battery Electric Vehicle Thermal Management System S. 77-90

„… mid-size sedan with rear-wheel drive and comprises four subsystems: Electric Powertrain & Driveline …” „… prioritized sustainable mobility, driven by the need to reduce fleet CO2 emissions in compliance with European …” „… ) and continues charging until the desired SOC is reached. The electric motor is driven by the HV …”

L. Heinrich, M. Springer, D. Schütz, J. Pannek A Holistic Approach for a Universal Vehicle-to-Robot (V2R) Communication Interface S. 365-378

„… communication: 5G communication of all peers with the backend, direct C-V2X or WLANp V2R communication, LTE, 5G …” „… the primary driving task, secondary tasks such as servicing stay a liability for the driver. Such …” „… conducted by the driver himself or an expensive service by a car wash or workshop is purchased. To address …”

K. Fuchs, G. Hasenbichler How Data-driven Approaches Enhance Agile and Quality-assured Software Development for AD S. 663-672

„… How Data-driven Approaches Enhance Agile and Quality-assured Software Development for AD …” „… Data-driven Approaches Taking Software Development for AD Functions to the Next Level DI (FH) Klaus Fuchs …” „… driving solutions such as significant TCO reductions due to driver substitution, while counteracting the …”

P. Fietkau, L. Diebolder Challenges in the Synchronous Development of Software, Hardware and Mechanics for Drive Systems S. 559-572

„… Challenges in the Synchronous Development of Software, Hardware and Mechanics for Drive Systems …” „… drive system. The development processes differ significantly in the number of development loops run …” „… drive system from Porsche AG and the challenges involved in synchronous development are shown. To …”

D. Cotterle, M. Hofmann How to Improve EV Battery Cell Quality – Making Test a Competitive Advantage S. 211-222

„… manufacturing efficiency. DCIR Impedance Tests DCIR (direct current internal resistance) tests measure …” „… resistance to direct current flow. The battery is injected with a pulse of current of relatively high …” „… Impedance Tests Unlike DCIR, which measures resistance to direct current, ACIR (alternating current internal …”

S. K S, Tata Elxsi, N. Velinov Software-Defined Vehicle: Combining Real-Time Safety Critical Functions with Cloud Connectivity S. 543-558

„… safety-critical real-time Driver Monitoring System (DMS) with cloud-based non-critical applications. It explains …” „… safety, like advanced driver assistance or autonomy, have high computational requirements. This means …” „… autonomously drive through cities. On the other hand, all the connectivity and functionality create new attack …”

M. Cupelli Rust for Automotive – A Modern, Memory-Safe and Secure Programming Language S. 533-542

„… “unsafe” blocks, allowing direct memory operations. By restricting the bypass of certain safety rules on …” „… ). This allows direct interaction with C libraries and vice versa. This facilitates the integration of …” „… performance using LLVM clang driver, which generates optimized code tailored to the AURIX architecture …”

A. Matarage A leap in innovation – What European OEMs can learn from Chinese OEMs in terms of User Experience S. 503-518

„… NIO or XPeng), advanced driver assistance systems (for instance developed by Huawei or Baidu Apollo …” „… . Three of them have a direct impact on the automotive industry: “next generation information technology …” „… vehicles feature a lot of functions which have a direct and mostly positive impact on the user experience …”

S. Spitzer, S. Wahl Hydrogen – A Game Changer in the Automotive Industry ... and Beyond S. 689-702

„… Costs of Ownership (TCO) driven market. Based on that fact a comparison can be derived between the …” „… is driven by big market player who are considering H2 retrofit solutions for classical combustion …” „… challenges will come with the cloud connection and direct communication over the worldwide web. Here …”

P. Dreiseitel, D. Yesilbas Generative Artificial Intelligence – How AI Models Change the Way We Develop Automotive Products S. 405-418

„… automotive industry, a domain ripe for disruption by AI technologies. From enhancing advanced driver …” „… transformation through generative AI is the automotive industry, where applications range from advanced driver …” „… phases, and direct product integration. At the same time, we will also address the current challenges of …”

J. Sieracki, R. Yang, A. Vamos, M. Caggiano Seeing with Sound: AI-Based Detection of Participants in Automotive Environment from Passive Audio S. 293-306

„… produce an early warning - even when a target is out of sight of the driver or camera element - presents a …” „… both human oriented advanced driver assistance systems (ADAS) and autonomous driver stacks in mind. Its …” „… determined to be in the direct path of the sound source (i.e., not blocked by the body of the vehicle) is …”

T. Huck, A. Achtzehn Towards the next step in vehicle E/E architectures S. 185-198

„… rooted in our comprehensive understanding across vehicle system domains and of the non-functional drivers …” „… largely finalized. Only few manufacturers remain with separated setups. The same applies for the driver …” „… coordination functions, and sometimes even direct control functions, into a central platform, others remain on …”

T. Hinzmann Achieving Ubiquitous Connectivity for Future Vehicles S. 331-346

„… congestion. The automotive industry is, therefore, challenged to drive solutions. Ensuring the vehicle …” „… automotive industry is, therefore, challenged to drive solutions. Ensuring the vehicle connected services are …” „… ) Car-to-Car direct communication and Uu handling the connection of the car to the cellular network. An …”

A. Heise Plug & Play High-Performance Computer (HPC) and Fluid Cooling Solution S. 159-168

„… middle of the housing, so that both HPCs are in direct contact with the surface of the cooling pad once …” „… drivers. This reduces the amount of cabling and accelerates the data flow across domains/between HPCs. At …”

G. Shirasat, T. Dannemann Snapdragon Ride Flex SoC: The central compute solution that’s bringing the SDV vision to reality S. 253-266

„… infotainment (IVI), advance driver assistance systems (ADAS)/automated driving (AD), and Domain Control …” „… virtual platforms have direct impact on developer effectiveness.  Scalable Deployment: After the …”

doi.org/10.51202/9783181024232

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40. Internationales Wiener Motorensymposium 15.-17. Mai 2019

Bernhard Geringer (Hrsg.), Hans-Peter Lenz (Hrsg.)

Reihe: Verkehrstechnik/Fahrzeugtechnik

Band 811 2019

Treffer in den folgenden Teilen:

M. Alt, N. Fuhrmann, O. Bopple, L. Cloos, P. Souhaite Elektrifizierte Verbrennungsmotoren fur Volumenhersteller/The Road to Mainstream Availability of Electrified Combustion Engines S. I-131-I-149

„… ranges from 48 V BAS systems up to high voltage plug-in hybrids and electrical all-wheel-drive systems …” „… from an economical as well as from an ecological point of view. The combination of turbocharged direct …” „… pure BEV drive units, Groupe PSA continues to offer a wide variety of efficient and clean vehicles for …”

H. Sandquist, S. Li Modulare Hybrid Powertrain Familie fur weltweiten Einsatz/Modular Hybrid Powertrain Family for Global Application S. II-287-II-299

„… ., Johansson, Kaj., Josefsson, G., Johansson, L., Odenmarck, C. The New Volvo Drive-E 3-Cylinder Engines, 25th …” „… batteries; mainly lithium and cobalt [2-4]. This will have a direct impact on the battery cost through …” „… HEV - Introduction With the combination of an ICE and an electric drive system, the HEV powertrain …”

R. Osborne, A. Lane, N. Turner, L. McWilliam, N. Hinton, M. McAllister, J. Geddes, J. Gidney, J. Cleeton, P. Atkins, R. Morgan Ein Mager-Benzinmotor der neuen Generation für reduzierte CCfe-Emissionen in einer elektrifizierten Welt /A New-Generation Lean Gasoline Engine for Reduced CO2 in an Electrified World S. I-85-I-107

„… . A 2.0 litre turbocharged direct-injection gasoline engine has been developed, with a leanhomogeneous …” „… direct-injection (DI) gasoline engines to enter mass production utilised lean-stratified operation [2-5], and …” „… injectors [6-9]. Boosted lean direct-injection gasoline engines were first demonstrated almost 20 years ago …”

V. Verdino, P. Lavazza, D. Rampone, L. Garzarella, A. Mogavero, A. Vassallo, J. Barta, J. Catalogna, S. Franco, C. Marlett, M. Umierski Der neue General Motors 3,0 Liter Duramax Diesel-Sechszylinderreihenmotor für die 2019er Modelle des Chevrolet Silverado und des GMC Sierra /The New General Motors 3.0 Liter Duramax Diesel Inline 6-Cy... S. II-208-II-247

„… the positive ownership experience of the many current drivers from medium-duty market (Figure 2B). (A …” „… configuration is a direct result of no compromise in the performance, refinement and durability that these …” „… Aluminum Timing Drive 2-layer chain + oil-pump-driven belt Cooling System Active Thermal Management with …”

T. Tabata, H. Shibata, H. Katsurahara, Y. Konishi Weiterentwicklung eines flexiblen Motorsteuerungssystems für Benzinmotoren unter Berücksichtigung zukunftiger Elektrifizierung /Evolution of Versatile Gasoline ICE Core System, Considering Future Elec... S. II-266-II-286

„… operate with higher injection pressure, conventional solenoid-driven gasoline direct injection injectors …” „… mixture formation PI system. On the other hand, DENSO started mass production of gasoline direct …” „… injection (DI) systems in 1996. Since the direct injection combustion system is in the middle of its …”

K. Philibert-Palmer, C. Dicken, D. Mumford, M. Harper Das innovative Erdgaseinspritzsystem Westport HPDI 2.0 - C02-Einsparungen bei schweren Nutzfahrzeugen mit Flussigerdgas als Kraftstoff /The Innovative Westport HPDI 2.0 Natural Gas Injection System - ... S. II-248-II-265

„… Westport High Pressure Direct Injection (HPDI) 2.0 natural gas fuel injection system is in the field today …” „… 2019 - 249 - - 3 - Drivers The initial drivers for HPDI remain consistent today: the ability to …” „… percentage of the tonne-km carried and as a result are also critical for the legislatively driven CO2 …”

H. Won, A. Bouet, V. Manente, J. Kermani, F. Duffour Potenzial der GCI Technologie - Ein Benzin-Kraftstoff mit hoherer Selbstzündung zur Reduzierung des C02-Fusabdrucks /eines Euro 6d-konformen Personenkraftwagens (PKW) Potential of GCI Technology - Hig... S. II-176-II-191

„… erfüllt. Introduction Energy demand for global transport is increasing sharply, driven by economic …” „… transport of passengers and comprising no more than eight seats in addition to the driver's seat” and …” „… thermodynamic cycle, i.e., the compression ignition one. The main drivers behind this technology are: 1 …”

B. Lehman, K. Luchansky, C. Mariott, S. Shin Der neue 2.7L Turbomotor von General Motors/The New 2.7L Turbo Engine from General Motors S. I-108-I-130

„… SPI. The basis for the new combustion system was a 4-valve homogenous charge side Direct Injection (DI …” „… only from a performance perspective but also to ensure truck durability and drive quality. As stated …” „… and rod bearings, piston rings, bore hone, valvetrain spring loads, cam drive and adding a controlled …”

W. H. Pettit, D. A. Masten, C. E. Freese, M. Bork, M. M. Mann Antriebssysteme fur Brennstoffzellen und Batterien - eine Abwägung/Fuel Cell and Battery Propulsion System - the Balance S. I-326-II-X

„… population growth that is concentrated within large cities, air quality improvement goals that drive …” „… 's Electrification Propulsion Map Based on Drive Cycle and Duty Cycle Long distance BEVs require additional battery …” „… . Energy Storage Density Drivers - Gravimetric and Volumetric To meet ambitious global greenhouse gas (GHG …”

M. S. Choi, Y. H. Kwak, D. Roth, D. Jakiela, J. Song Untersuchung von Technologien zur Verbesserung der Kraftstoffeffizienz bei Turbo GDI Engine: CDA, Miller-Zyklus mit Ventilereignis, Wassereinspritzung, ND-AGR und hohem Kompressionsverhaltnis /Investi... S. II-300-II-314

„… applied to a boosted and direct injected (DI) gasoline engine and evaluated both individually and …” „… Rated power [kW]@RPM 104 @ 6000 Low end torque [Nm]@RPM 244 @ 1500-3200 Fuel injection system Direct …” „… to drive LPL EGR. Water Injection generally offered improvements of 1 to 3% over the other …”

J. Scharf, B. Franzke, P. Adomeit, M. Thewes, A. Balazs, T. Uhlmann, H. Baumgarten, C. Muller 200 kW/L bei Lambda = 1/200 kW/L at Lambda =1 S. II-315-II-342

„… Direct Injection (Deu: Direkteinspritzung) EDU Electric Drive Unit (Deu: elektrische Antriebseinheit …” „… Anordnung - 7-Gang Doppelkupplungsgetriebe - E-Motor EM2 55 kW (Peak 160 kW) als Electric Drive Unit (EDU …” „… treiben gemeinsam die Hinterachse an. Der E-Motor EM2 ist als Electric Drive Unit (EDU) ausgeführt. Er …”

W. F. Piock, G. Hoffmann, J. G. Spakowski, G. Dober, B. Gomot, H. Hulser Das neue GDi-System von Delphi Technologies - verbesserte Emissionen und Effizienz mit hoherem Druck /Delphi Technologies Next Generation GDi-System - Improved Emissions and Efficiency with Higher Pre... S. I-150-I-171

„… Flex PowerFlex Driver profile flexibility AFR Sensors Up to 6 CPU cores for high-speed processing of …” „… 2 and Clean Gasoline Engines with Direct Injection; 36th Vienna Engine Symposium, 2015 …” „… . BOSSI, G. HOFFMANN, J. SHI: Optimization of next generation high flow Gasoline Direct Injection; 11 …”

T. Tingelof, J. Dombrovskis, K. Samuelsson, L. Jorissen Weltweit fuhrende Brennstoffzellen-Stapeltechnologie mit europaischer Lieferantenbasis /World Leading Fuel Cell Stack Hardware with a European Supplier Base S. II-449-II-478

„… from -25 ° C, shock and vibration testing as well as drive cycle testing. One version of the fuel …” „… . A so-called compression plate, visible in the bottom of Figure 5, is in direct contact with …” „… , Kassel, 27. Okt. 2011. [18] S. Birrell, D. Wilson, C. Yang, G. Dhadyalla, P. Jennings: How driver …”

doi.org/10.51202/9783186811127

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