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VDI Wissensforum GmbH - Dritev – Drivetrain for Vehicles 2020

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VDI Wissensforum GmbH (ed.)

Dritev – Drivetrain for Vehicles 2020

Series: VDI-Berichte

Volume 2373 2020

Results in this title

L. Wittmann, M. Wein, M. Wolf Consistently quattro

„… quattro powertrain [3] Trend in new vehicle registrations Sales of four-wheel drive vehicles in …” „… to 2019 of the Quattro powertrain shows the trend in four-wheel drive vehicles as a percentage of …” „… example of electric four-wheel drive vehicle designs featuring two and three motors. Audi e-tron and …”

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

„… powertrain system cost. However, two cost-intensive permanent magnet electric motors (PSM) are the main …” „… multi-port injection ICE, a planetary gear set and two electric drives, one as a starter generator attached …” „… : Powersplit PHEV with two electric drives and planetary gearbox, C: P2-PHEV using double clutch transmission …”

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 ...

„… two drive transmission Daniel Schöneberger, M.Sc., Prof. Dr.-Ing. Stephan Rinderknecht, Institute …” „… speed compared to a conventional electric powertrain. To exploit the benefits of this so called Two …” „… E powertrain shown in Fig. 1 consists of two electric motors, each coupled to one sub transmission …”

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

„… Real-Driving-Based Comparison of the Eco-Impact of Powertrain Concepts using a Data-Driven …” „… impact on the resulting consumptions and powertrain parametrizations, we investigate two different …” „… drivers, regions, vehicles classes etc.) enabling to quantify the potential of different powertrain …”

P. Cholvy, P. Armiroli 48V eDRIVE Modularity: An answer to eMobility complexity

„… : ePowertrain market drivers Key question for ePowertrain suppliers is therefore: how to succeed in such a …” „… 48V eDRIVE Modularity: An answer to eMobility complexity Dipl.-Ing. Pierre Cholvy, Valeo …” „… architectures are emerging to answer e-mobility. Two wheelers, three wheelers and passenger cars are leading to …”

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

„… novel p4 pure electric powertrain, in the form of a dual electric motor front axle. Each unit drives …” „… P4 full electric powertrain layout, called e-FDU (Front Drive Unit), developed for Ferrari …” „… mounted on a proper clamping plate, and connected to two dynos through drive shafts. With this layout …”

T. Casper, G. Spengler, M. Bromberger The high-efficiency fully electric drivetrain of the new Porsche Taycan

„… for the electric machine with the power electronics and the two-speed transmission, the rear drive …” „… achieved with a two-speed transmission at the given drive torque of the electric machine. The additional …” „… report presents the all-wheel drive concept of the Porsche Taycan and goes into detail about the front …”

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

„… charging power of up to 125 kW is possible using combined charging system (CCS) equipment. Two drives can …” „… all-wheel drive, like for the ID. 4 powertrain (fig. 2), Volkswagen is expanding the MEB portfolio to …” „… battery. 4. Electric axle drives for the MEB For the MEB, two newly developed electric axle drives …”

Titelei/Inhaltsverzeichnis

„… controlled engagement of dog clutches in a two drive transmission …” „… the eco-impact of powertrain concepts using a data-driven optimization environment …” „… Optimized mechanical components for hybrids and electric drives Concepts for conventional and electrified …”

M. Grill, M.-T. Keskin, M. Bargende Virtual RDE: Ensuring RDE conformity of hybridized powertrains in the early stage of the development process

„… Virtual RDE: Ensuring RDE conformity of hybridized powertrains in the early stage of the …” „… introduction of "Real Driving Emissions" (RDE) powertrain simulation has become indispensable to identify …” „… inertia. There are two challenges regarding 1D simulation of RDE: Combustion system development is …”

C. Danzer, T. Voigt, A. Forell, M. Sens, E. Schreiterer, R. Kockisch, J. Müller, E. Schneider The systematic way to your sustainable powertrain platform – holistic and customizable – Systematical methods to investigate mobility scenarios of tomorrow

„… IAV Powertrain Synthesis (see Fig. 10). With this unique methodology the modular electric drive unit …” „… dimensioning of the drive unit. Fig. 10: Boundary conditions and components of the IAV Powertrain …” „… The systematic way to your sustainable powertrain platform – holistic and customizable …”

P. Ramet Dedicated hybrid transmissions (DHT) by PUNCH Powerglide – Innovative concepts for optimized DHT in terms of efficiency, cost and packaging

„… penetration. To meet this challenge, PUNCH Powerglide is introducing two novel hybrid concepts that deliver …” „… development effort and costs for all organizations involved in powertrain development. Hybrid P0 and P1 …” „… front or rear drivetrain are required. The main driver for DHT and DHE (Dedicated Hybrid Engines …”

D. Kieninger, J. Hemsen, G. Witham The highly integrated ModulED drive module – Holistic concept design

„… The highly integrated ModulED drive module Holistic concept design Dipl.-Ing. Daniel …” „… "ModulED", 9 partners from 6 nations research on a highly integrated electric drive train module for road …” „… reconfiguration capability. The combination of these components in a single housing makes the drive module …”

H. Gürbüz, S. Ott, A. Sutschet, J. Kern Highly efficient clutch system for multispeed BEV

„… hochdrehzahlgeeigneten Schmierungsstrategien vorgestellt. Abstract The ongoing electrification of the powertrain …” „… . Overall, there is a trend towards high-speed traction drives, which significantly increases the power …” „… , prototypes of a clutch system for high speed drives with 30,000 rpm were developed in a consortium project …”

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

„… top level view the possibilities to integrate electric drive systems in a powertrain seem to be …” „… being used as main drive for the target vehicle. The rough specifications of these two electric machines …” „… Market-driven electric motor designs from Schaeffler Optimized electric motor design process …”

P. Ramminger, R. Jäger Evolution of the drivetrain and high voltage system in the new Corsa-e

„… Powertrain components are compared to the Ampera-e as reference. Key functions related to electrical driving …” „… . It offers full Electric Drive Performance (max 150 kW), but the pure electric range is limited to …” „… of DCFC points was substantially increased in Germany in the last two years (after VDI-Berichte Nr …”

P. Tenberge, A. Alnahlaui E-drive and hybrid-drive with 2 high-speed E-motors and a 2-speed gearbox

„… integrated damper function. Thereafter, an arrangement of two such electric drive units is presented in a …” „… drive system with two torque ratios and an infinitely variable speed overlaying. The shiftings in this …” „… one fixed ratio or with only two ratios. A basic drive unit consisting of electric motor and gearbox …”

F. Brezger, A. Moser Investigation and potential analysis of shiftable form-locked one-way clutches for hybrid and electric vehicles

„… systems enable and demand new functions and components in their respective drive trains. On the one hand …” „… , electric engines are highly efficient and highly dynamic drive units, and on the other hand, high energy …” „… power demands of the MMCM. The energy efficiency of a drive train in comparison to status quo is …”

S. de Vries Automotive industry in Europe: delivering on the Green Deal

„… recuperate, a CLEPA survey found2. One third of respondents foresee a timeframe of two to three years. To …” „… industry and a driver for jobs and economic growth across Europe. As a result of the substantial economic …” „… https://clepa.eu/mediaroom/outlook-automotive-suppliers-worsens-considerably-latest-survey-shows/ VDI-Berichte Nr. 2373, 2020306 A bold industrial recovery plan should be based on two …”

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

„… probably be domestically focussed and be sufficient to meet the needs of most drivers. But this may be …” „… two modules combined to a small battery pack, the temperature can be controlled well at moderate flow …” „… penetration and in a second experiment by heating wire in one cell each of a battery pack consisting of two …”

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...

„… dramatically. This is due to various reasons, e.g. the increasing number of powertrain variants or the …” „… , combined with the increased number of powertrain variants [3], resulting of different power classes of the …” „… engines, engine types, degrees of electrification, transmission types or the powertrain topology - to …”

doi.org/10.51202/9783181023730

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VDI Wissensforum GmbH (ed.)

Dritev 2022

Series: VDI-Berichte

Volume 2401 2022

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D. Held The EtelligentReach Project – A new Level for Range and Dynamics S. 267-276

„… system approach for the entire vehicle and drive system. Magna Powertrain is developing the technology …” „… drives with different components out of Magna Powertrain’s building blocks. These components for example …” „… Vehicle eDS, Magna Powertrain GmbH & Co KG, Lannach, Austria Abstract: Technical solutions 1st, 2nd and 3 …”

A. Eßer, J. Mölleney, S. Rinderknecht Potentials to reduce the Energy Consumption of Electric Vehicles in Urban Traffic S. 133-152

„… extra-urban driving scenarios. Furthermore, the more complex "Two-Drive-Transmission" (TDT) concept is …” „… investigated as a multi-speed BEV powertrain with two downsized EMs instead of one high-power EM and it is …” „… efficient by electric (and also electrified) powertrain concepts. Current BEV are usually driven by a …”

D. Lindvai-Soos, S. Kaimer Electric Drives for All-wheel Functions – A System Comparison of ASM and PSM S. 109-118

„… safety), FIGURE 1. In this article, Magna Powertrain compares two secondary drives with comparable output …” „… Lindvai-Soos, Simon Kaimer, Magna Powertrain AG & Co KG, Lannach Abstract A secondary drive influences …” „… be considered. Magna Powertrain investigates drag losses, response times and costs of these two …”

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

„… Life Cycle Assessments – Magna’s Path to Eco-Social Products Volker Ludwig, Magna Powertrain …” „… 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 …”

T. Skubacz, C. Burkhardt, S. Krischke Proof of Concept: Bistable Shift Element S. 241-252

„… equipped with two independent e-axles (front/rear drive). The bistable switching element enables the …” „… with two high-torque electric drives (5 kNm, ±3,300 rpm, 5 kgm²) and exactly coaxially aligned shafts …” „… für die in dieser Form neuartige Komponente erbracht werden. Abstract Two new solutions for clutch …”

T. König, L. Stütz, L. Bauer, M. Kley Model-based simulation of a longitudinal dynamics vehicle model with a single-wheel drive S. 381-396

„… Model-based simulation of a longitudinal dynamics vehicle model with a single-wheel drive …” „… from the off-highway sector with a single-wheel drive is simulated. A realistic description of the …” „… powertrain. The trans-mission efficiency is modelled accordingly. The whole efficiency model is measured on a …”

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

„… eDrive-Komponenten und Systemen. Dies reicht von Stan-dard-Differentialen, über passive und aktive Sperrdifferentiale …” „… Lage, AWD- und eDrive- Systeme gemäß spezifischen Kundenwünschen schnell und zuverlässig zu entwickeln …” „… portfolio has now been significantly extended with the introduction of electric drive systems. The number of …”

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

„… Objectified Evaluation of Fundamental Driveability Maneuvers at Powertrain-in-the-Loop Testbeds …” „… publication outlines how an improved powertrain-in-the-loop development environment and a corresponding …” „… quality gate of course also checks other powertrain-related targets (to-tal mass, basic tire parameters …”

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

„… components in the drive system. Research shows the potential of future-proof powertrain to-pologies with …” „… . 2. State of the Art Use of High-Speed Electrical Drive Units in Future Powertrains High-speed …” „… Simulation-based evaluation of high-speed PEEK gears in automotive powertrains and design of a …”

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

„… is fundamental for the success of the powertrain. We observe that electrical drive trains are …” „… durability. We are using two testing environments for our investigations, an E-Drive and an Inverter testbed …” „… Innovative E-Drive testing and software optimization – Key to maximize range, comfort and …”

J. Gindele, U. Franzmann, L. Herdle, A. Pawlenka The Magna 7HDT400 for BMW’s new 48V hybrid drive family S. 1-12

„… The Magna 7HDT400 for BMW’s new 48V hybrid drive family Dr. Jörg Gindele, Ulrich Franzmann, Lothar …” „… Herdle, Andreas Pawlenka, Magna Powertrain, Untergruppenbach Kurzfassung 48-V-Hybridisierung als eine …” „… hybridization, amongst other scales of electrified powertrain solutions, will have an im-portant part in meeting …”

M. Hein, S. Prinke, A. Damm, P. Fischer Testing of shift elements – Standardized Methods, State of the Art and Future Challenges S. 73-94

„… , Schongau; Dipl.-Ing. Patrick Fischer, HOERBIGER Drive Technology (Changzhou) Co. Ltd., Changzhou, PRC …” „… shiftability of a gearbox and are – in case of MT – the interface to the driver. Main part of a synchronizer is …” „… All-Wheel-Drive (AWD) applications or short slipping times in overload clutches etc. In most of these cases, the …”

H. Spånberg Electric Torque Vectoring Disconnect unit, eTVD S. 253-266

„… Mechanics The eTVD contains two wet clutches. Each clutch is connected to a drive shaft, rotating at the …” „… two motors in the rear is common. The disadvantage with such a layout is increased energy consumption …” „… purpose of the eTDV is to replace the conventional differential with two limited slip clutches. The …”

S. Cortès, A. Albers, C Dettmann, P. Boche Chassis Dynamometer – a development environment for calibration and validation of vehicle drivetrains in context of RDE legislation? S. 347-364

„… drives of the longitudinal dynamics simulation are reproduced. This results in two test cases: 1) Test …” „… evaluated. In addition, the load conditions of the powertrain are investigated by evaluating the torque and …” „… driver models. These generically created, RDE-compliant driving profiles are then repro-duced on the …”

J. Kniel, M. Göckler, B. Müller Holistic thermal management as a “must have” for efficient BEV S. 397-406

„… the e-Drive Unit. Everything is indeed thermal management and is or could be connected to each other …” „… : Schaeffler Powertrain Pyramid Schaeffler holistic approach With a high degree of integration, Schaeffler is …” „… built up to take care of the thermal management of the E-Drive Unit and its components and additional to …”

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 …” „… in a multi-body dynamics environment. The model comprises all powertrain components from the …”

P. He, A. Eßer, S. Rinderknecht, M. Schmiedt A Degradation Model of a Wet Friction Clutch based on Theoretical and Experimental Analysis and the Application for a Condition Monitoring Method S. 303-320

„… system behavior of a vibrating powertrain including a friction clutch. The aim is to investigate how the …” „… this basis, an analysis of endurance experiment measurements from a powertrain test bench is performed …” „… . 1 Introduction The wet friction clutch is widely deployed in vehicle powertrain systems. The …”

F. Schuchter, M. Schönstein, K. Bause, A. Albers Temperature Modelling of a Dual Clutch with Artificial Neural Networks S. 335-346

„… samples for one training cycle. Theoretical modeling [8] Models of the drive train or the clutch …” „… design and development of drive systems. The model consists of a hybrid ANN. It combines a physical …” „… ] develops a virtual torque sensor for a four-wheel drive that uses bus signals to predict the torque in the …”

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

„… are acceptable as well. The vibration test shows that this prototype might be mounted/driven in a real …” „… material dependent behaviour with the comparison of the two cooler materials (PA2200 vs. PA3200GB) shows …” „… ] https://www.infineon.com/cms/en/applications/automotive/commercial-construction-and-agricultural-vehicles-cav/hybrid-electric-solutions-for-construction-commercial-and-agricultural-vehicles/powertrain-inverter-for-trucks-and-agricultural-vehicles/ [3] J. Zech, "Analyse des Leistungsdichtepotenzials bei Traktionsinvertern im Automotive-Bereich …”

doi.org/10.51202/9783181024010

VDI Wissensforum GmbH - Drivetrain for Vehicles 2016

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VDI Wissensforum GmbH (ed.)

Drivetrain for Vehicles 2016

Series: VDI-Berichte

Volume 2276 2016

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A. Albers, U. Reichert, S. Ott, A. Radimersky Software supported development of a Battery Electric Vehicle powertrain considering the efficiency S. 321-338

„… combustion engine powertrain to drive in an efficiency optimal area in a characteristic map in different …” „… , the possible powertrain configuration can change to a single- or two-speed powertrain. The method is …” „… applicable for all electric powertrains.The next step to extend the method is to consider the power …”

R. König, A. Viehmann, S. Rinderknecht Development of the transmission control for a High-Speed Multi-Gear Powertrain Concept for Electric Vehicles S. 543-562

„… Speed2E powertrain consists of two electric machines with a maximum speed of 30.000 rpm and a …” „… following powertrain topology is proposed. There are two identical, downsized electric machines connected …” „… fulfill the driver’s torque demand, since there are two electric traction machines and a gearbox with …”

P. Gwinner, M. Otto, K. Stahl Torque-Vectoring Transmission with Reinforced Plastic Housing for an Electric Subcompact Vehicle – Measures to Integrate a Plastic Housing into an E-Drive Transmission S. 503-514

„… engines, the design of acoustically inconspicuous axle drives in the powertrain plays a special role …” „… innovative powertrain consists of a differential-based axle drive driven by an asynchronous electric machine …” „… on the powertrain layout of the MUTE. To increase the power density of the axle drive, the maximal …”

M. Kraft, W. Pflieger, S. Henzler, C. Nizzola, S. Rinderknecht Simulation-based study of drivetrain electrification to improve driving dynamics S. 177-192

„… and P4 architecture two variants of e-drive transmissions are considered: one-speed and two …” „… drive mounted directly on an axle. Consequently, one axle is connected to a conventional powertrain and …” „… for two different engine variants: 135 and 245 kW. Table 1: Solution space: e-drive parameter …”

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

„… than the excitations of conventional six-cylinder drives of the known HEV powertrains at BMW. This …” „… The new BMW hybrid powertrain with eight speed hybrid module Dr.-Ing. S. Heller, S. Heppel …” „… Kernmarke BMW wurde aktuell in den Fahrzeugen BMW 530Le, BMW X5 xDrive 40e und BMW 330e eingeführt und …”

A. Pigeard, T. van Dongen, L. Römers, S. Strauss Start/Stop Coasting and CVT – An effective, customer perceivable and attractive fuelsaving combination S. 805-816

„… clutch start) can be combined for optimal driver comfort and durability of components. Two layouts have …” „… SSC. Powertrain simulations have been conducted with the tool GT-suite to assess CO2 benefits, drive …” „… ” measurements with SSC demo-cars (other powertrains). Driver comfort has been assessed following the VDI …”

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 …” „… Torsional Damping Systems for all relevant Powertrains Extending current Damping Technologies …” „… Antriebsstränge angepasst werden. Abstract Effective damper systems are needed in order to drive at high …”

M. Maisch, M. Homm, U. Keller The Highly Efficient 9GH-TRONIC Plug-In Hybrid Transmission by Mercedes-Benz S. 339-352

„… management of the plug-in hybrid powertrain allows the driver to choose between different operating modes by …” „… powertrain so that the drive provides purely electrically and hence locally emission-free. Purely electric …” „… powerhead are its high range of functions and very high efficiency. With the powerful electrical drive …”

K. Fronius, A. Harsch, P. Neuwirth, J. Gindele The AMG SPEEDSHIFT DCT from the Mercedes-Benz 7G-DCT Family – Performance for the Road and Race Track in the Compact Segment S. 53-68

„… added to the drive program's range. Many details of the powertrain control such as accelerator …” „… have been incorporated into the application of this transmission. The driver thus has five drive …” „… an all-wheel drive in all front-transverse model series of Mercedes-AMG. VDI-Berichte 2276 …”

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

„… combustion engine in this example had a maximum torque of 400 Nm at 1200 rpm. Two different powertrains were …” „… 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 …”

P. Maurel, B. Bradaï, T. Heitzmann, V. Picron, R. Randriazanamparany, D. Taccoen Entry Mated©: An automated vehicle traffic jam assist function for three pedals entry cars S. 531-542

„… directives and to inform the driver. The powertrain is a 3 cylinder thermal engine 1,2 liters, 82 HP …” „… . Randriazanamparany, Ing. D. Taccoen, Valeo Amiens Abstract Due to the increasing population of drivers in the …” „… number is a new challenge for automotive industry. As most drivers are driving vehicles with thermal …”

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

„… forms the output of the integrated all-wheel drive differential to the front axle. The axes of the two …” „… The New Porsche Dual Clutch Gearbox (PDK) – an Important Component of the Powertrain of the …” „… conventional drive systems – it must also consider hybridisation as an integral part of the gearbox concept …”

D. Engelmann, W. Müller, M. Geimer Project “Line Traction 3” – Mechanical driveline with activewheel hubs S. 731-742

„… to prevent tensions in the powertrain when the vehicle is driving through curves, every driven wheel …” „… the vehicle drives straight ahead to ensure the best possible traction, the powertrain has to ensure …” „… wheel when the vehicle drives a 90° curve. 3. Operation of the Line Traction powertrain concept …”

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

„… all-wheel drive clutches there are two actuation methods: with hydraulics or electromechanics. In the new …” „… 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 …”

F. Pflüger Virtual calibration of conventional & hybrid drivetrain strategy – Transfer drive strategy calibration from vehicle in a virtual environment S. 563-576

„… to find a solution was to collect all the driver expectations to the powertrain system focused on …” „… drivability: “global” driver expectations on the powertrain have been analyzed towards their relevance on …” „… Virtual calibration of conventional & hybrid drivetrain strategy Transfer drive strategy …”

H.-W. Raedt, F. Wilke, C.-S. Ernst Lightweight Design in transmission by forging technology in passenger cars and light commercial vehicles S. 485-502

„… . Downstream Powertrain From the output of the transmission to the input into the driven wheel hub there are …” „… lightweight design potential of 42 kg in the powertrain and chassis of a passenger car. This successful …” „… a lightweight potential of 42 kg was identified for components in the powertrain and chassis [1 …”

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

„… displayed in Fig. 8. The CBW functional architecture consists of the two main elements “Drive Manager” and …” „… emission reduction is one of the most challenging targets for powertrain development. In the next years …” „… increasing functions/ features should be implemented in a way the driver still feels very familiar with …”

A. Albers, S. Ott, N. Bursac, S. Rapp Product Generation Engineering – efficient and effective to innovative drivetrain solutions S. 17-32

„… . The new development of subsystems can be done in two ways: Either by the activity of embodiment …” „… their application using the powertrain of a modern vehicle with the function "transmitting torque from …” „… system with torsional damper. Fig. 3: Description of a powertrain with function "transmitting …”

Y. Takeda, M. Kawaminami, M. Tsuchida, H. Takekawa Gear Whine Noise Reduction Technology of New Model Transmission for FF-Hybrid Vehicle S. 435-450

„… ever-cleaner powertrains, our customers are expecting a rewarding driving experience and ever higher levels of …” „… smoothness and quietness. While the quiet drive is in the top attributes appreciated by the drivers, it …” „… transmission has a generation motor and a drive motor. It enables quiet and sharp takeoff using the power of …”

J. Willert, C. Bünder Modular and Scalable Approaches in Layshaft Transmission Design S. 167-176

„… solutions that can be adapted to specific regional requirements, for both OEMs and car drivers. One …” „… and Asia. Fig. 3: MX65: two transmission sizes for three variants The small transmission …” „… easier assembly. The two torque categories of 150 and 215 Nm are designed for small four-cylinder and …”

S. A. Pahlovy, S. Faria Mahmud, M. Kubota, M. Ogawa, N. Takakura Improvement of transmission efficiency by reducing the drag torque in disengaged wet clutch – Development of a model for calculating drag torque or spin loss of disengaged wet clutch of transmission S. 879-896

„… , Dynax Corporation, Hokkaido, Japan Abstract Today, the powertrain and in particular the …” „… energy is lost due to inefficiency of drive train, transmission and it’s components. There are several …” „… 1. Introduction he powertrain of car creates energy in the engine, which is transferred to the …”

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 …” „… of the cone clutch is the most critical characteristic which provides two major functions …” „… major impact on functionality and the quality of the shift felt by the driver. Good shift quality …”

doi.org/10.51202/9783181022764

VDI Wissensforum GmbH - Land.Technik AgEng 2017

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VDI Wissensforum GmbH (ed.)

Land.Technik AgEng 2017

Series: VDI-Berichte

Volume 2300 2017

Results in this title

R. Schmetz Calculation of the losses in series-hybrid powertrains S. 513-520

„… investigation are fixed. Then, the losses of the comparative powertrain are calculated and verified. In two …” „… , electric power-split or serieshybrid powertrains with electric single-wheel drives, here the ESHP is based …” „… presence of comparable two-stage gearboxes in both powertrains, these can also be clamped out. Finally …”

R. Himmelsbach, B. Volpert, K. Grad Electrified Front-Wheel Drive Concepts for Tractors Designed for Improved Traction Functions S. 31-38

„… Electrified Front-Wheel Drive Concepts for Tractors Designed for Improved Traction Functions …” „… . Karl Grad, ZF Friedrichshafen AG, Passau Abstract State-of-the-art four-wheel drives (4WD) for …” „… driveline. With improved front-wheel drive concepts and the good controllability provided by electric drives …”

D. Engelmann, M. R. Unger, M. Geimer Testing and Benchmarking a Powertrain with Independent Wheel Control for Heavy Machinery S. 303-314

„… ). Continuous efforts are being made to optimized these two powertrains. They interact to fulfil the tasks of …” „… the capability to drive and work, with both functions being propelled via separate powertrains. Hence …” „… Testing and Benchmarking a Powertrain with Independent Wheel Control for Heavy Machinery …”

K. Ritters, P. Winkelhahn, L. Frerichs, B. Kriebel Determining saving potentials in a tractor drivetrain using a simulation model and measured operating data S. 297-302

„… in the powertrain for different operating states. The use of simulation models is appropriate to be …” „… level to increase the efficiency in the entire powertrain. For this purpose, the knowledge of typical …” „… simulation model, which was built up, represents the drive train of a Claas Xerion 4000 with a nominal …”

W. Stark, C. Pieke Efficiency Optimization by Using “Vehicle in the Loop” Test Methodology S. 399-406

„… tests on a new 4WD powertrain test bed with active electric dynamometers mounted on all axles and PTO …” „… of development time and cost because it is now possible to evaluate drive strategies and vehicle …” „… is a time-based measurement and replication of load signals for the powertrain, PTO and hydraulic …”

J. Redenius, M. Dingwerth, A. Ruckelshausen, J. Hertzberg, T. Krause, B. Kettelhoit A multilevel simulation framework for highly automated harvest processes enabled by environmental sensor systems S. 157-164

„… of machines are based on the robotics simulator Gazebo. Models for powertrain, machine process …” „… functions that are based on environmental sensing [1]. The development process of advanced driver assistance …” „… systems (ADAS) in automotive uses frameworks for simultaneous vehicle dynamics, drive train and …”

S. Krieger, E. Schnur, M. M. Brenninger The Potential of CVTs in Tracked Tractors around 400 hp S. 135-142

„… needs of the tracks. The drive for adjusting the output speed of the axle to the need of the belt might …” „… has two tracks only. Both are relatively long. There needs to be an additional steering system. The …” „… tractor is forced to turn by different speeds of the two tracks (differential steering). Driving one …”

doi.org/10.51202/9783181023006

VDI Wissensforum GmbH - Innovative Antriebe 2018

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VDI Wissensforum GmbH (ed.)

Innovative Antriebe 2018

Series: VDI-Berichte

Volume 2334 2018

Results in this title

J. Müller, J. Liebold, C. Danzer From customer requirements to the optimal hybrid powertrain – High-performance hybrid transmission for future plug-in hybrid drives S. 83-92

„… . The powertrain is to be designed as a front-transverse architecture with a four-wheel drive option …” „… From customer requirements to the optimal hybrid powertrain High-performance hybrid …” „… transmission for future plug-in hybrid drives Dr. Jörg Müller, Jens Liebold, Dr. Christoph Danzer, IAV …”

M. Caggiano, N. Cavina, A. Capancioni, S. Mazzetti Predictive Energy Management Strategies for Hybrid Electric Vehicles: eHorizon for Battery Management System S. 49-64

„… performs a front-wheels drive (FWD) with the two electric motors positioned on the front axle. When in …” „… hybrid mode, it has a four-wheels drive (4WD) traction capability. Table 1: Vehicle powertrain …” „… . Due to the increasing diffusion of Advanced Driver Assistance Systems (ADAS) and Connectivity and …”

M. Grill, S. Hann, Sven Fasse, Mahir Tim Keskin, M. Bargende Concept studies of SI engines 2030+ – Challenging tasks in 0D/1D engine simulation S. 107-136

„… drive. As a consequence the substitution of RDE drives by a small number of representative powertrain …” „… , this is a powerful tool to investigate engine and powertrain concepts for the years 2030+. Nearly all …” „… SI-powertrains will have at least a 48 V hybridization in 2030+. This trend of vehicle hybridization means that …”

F. Milani, C. Beidl Cloud-basierte Fahrzeugfunktionen – Cloud als neue Umgebung für die Fahrzeugregelung S. 147-156

„… applications, like powertrain strategy, are facing various challenges. In particular functional safety and …” „… advantage of CB-VFs. Thereby the drivers have always access to the latest function version. Otherwise …” „… universal and applicable for various vehicle functions from different domains, such as powertrain, chassis …”

doi.org/10.51202/9783181023341

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