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VDI Wissensforum GmbH - Drivetrain for Vehicles 2017

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VDI Wissensforum GmbH (ed.)

Drivetrain for Vehicles 2017

Series: VDI-Berichte

Volume 2313 2017

Results in this title

M. Jordan, D. Kupka, P. Tenberge Control of e-motor-assisted shiftings in dedicated hybrid transmissions S. 77-78

„… Control of e-motor-assisted shiftings in dedicated hybrid transmissions Mick Jordan M.Sc …” „… Varianten der heute auch als „Dedicated Hybrid Transmission“ bezeichneten Getriebe zu untersuchen …” „… been concept studies and inventions on continuously variable vehicle transmissions with electrical or …”

C. Glühmann, H. Huang, R. Knoblich Modelling, simulation and optimisation in the development of transmission control units S. 133-134

„… Modelling, Simulation and Optimisation in the Development of Transmission Control Units Prof …” „… of transmission control units, the gearshift calibration of an automated manual transmission is …” „… Development Process TCU Development Development of TCUs Development of Control-Algorithms Optimisation and …”

A. Lampe, U. Mettin Generic control approach for multimode-hybrid transmissions-Using a virtual dual clutch framework S. 145-146

„… Generic Control Approach for Multimode-Hybrid Transmissions Using a Virtual Dual Clutch …” „… why, early stage transmission design is typically based on simplified considerations for control …” „… an approach for a generic shift control strategy of conventional and electrified transmissions with …”

T. Buchbarger Bondgraphsand Iransmission outpultorque control during gearshifl-lmproved shifl quality and reduced calibration effort for automalic Iransmission control using bond graphs S. 119-120

„… Bond graphs and transmission output torque control during gearshift Improved shift quality and …” „… reduced calibration effort for automatic transmission control using bond graphs Dipl. Ing. Thomas …” „… transmissions are usually focused on two tasks: Handover of torque between shift elements and speed control …”

M. Bhai, X. Shan Design of a hybrid mode and shift coordinator [hmsc] for the central control software of a range extender powertrain S. 137-138

„… Design of a hybrid mode and shift coordinator [hmsc] for the central control software of a range …” „… comprises a DHT [1] with two parallel sub-transmissions. Each electric traction machine is coupled to a …” „… two-speed sub-transmission and their torque is aggregated at the final drive. The electric traction …”

S. Herber PHEVplus- Efliciency-raising DHT* for plug-in hybrid applications S. 15-16

„… a combination of a sophisticated transmission concept together with a unique developed control …” „… strategy. This advanced transmission concept has been developed by “GKN Driveline” while the control …” „… transmission for Plug-in Hybrid Electric Vehicles (PHEV) within a holistic optimised drive train. Compared …”

M. Weiss, T. Witzemann Flexible eieeirenies Integration platform for future Iransmission applications S. 123-124

„… reserved for stand-alone or attached transmission control units only. VDI-Berichte Nr. 2313, 2017124 …” „… Flexible Electronics Integration Platform for future Transmission Applications Dipl.-Ing …” „… gekommen sind. VDI-Berichte Nr. 2313, 2017 123 Abstact Integrated electronic control units (also known …”

Titelei/Inhaltsverzeichnis S. I-XVII

„… International Conference Transmissions in Commercial Vehicles 2017 3rd International Conference Control …” „… Vehicles Transmissions in Commercial Vehicles Control Solutions for Transmissions Bonn, July 5-6, 2017 …” „… Solutions for Transmissions 2017 Goodbye Friedrichshafen! See you 2017 in Bonn …”

A. Reut, R. König, S. Rinderknecht Overall optimizalion of electrodynamic shifling syslems- Optimization and improvement ofthe electrical path, mechanical path and conlrol by a new development approach S. 125-126

„… electrical path, mechanical path and control by a new development approach Andreas Reul M.Sc., Ruben …” „… durchgeführt werden. Abstract The internal shifting system of a transmission has a significant influence …” „… on the dynamics, costs and comfort of the transmission. A comprehensive study of the shifting system …”

G. Hellenbroich, I. Steinberg, D. Freiholtz Efficient and industrialized dual clutch transmission family for powertrains up lo 350 Nm S. 7-8

„… Efficient and Industrialized Dual Clutch Transmission Family for Powertrains up to 350 Nm …” „… production volumes. Mature, carry-over subsystems and components such as dual clutch, actuators, control unit …” „… similar transmission architectures and including end-of-line test procedures. The transmissions use …”

A. Uhle Actuation synthesis for new hybrid transmission application (DHT) S. 135-136

„… efficiency which are hard to meet with classic hydraulic transmission control systems. The broad …” „… Actuation Synthesis for New Hybrid Transmission Application (DHT) Abstract The growing number …” „… a suitable transmission actuation system. A newly developed, consistent simulation method makes …”

N. lkeda Development of a new torque converter clutch control using Engine-CVT harmonized control S. 63-64

„… Development of a New Torque Converter Clutch Control using Engine-CVT Harmonized Control Naoyasu …” „… Ikeda, JATCO Ltd, Atsugi, Japan Abstract For automatic transmissions and continuously variable …” „… transmissions, torque converters provide good driving performance, especially during launch acceleration …”

S. Reisen, W. Novak, M. Burgbacher, M. Stockmeier, T. Kamstock The new AMG SPEEDSHIFT MCT 9-speed sports transmission from the Mercedes-Benz automatic transmission family S. 59-60

„… achieve shifting dynamics that are typical for AMG, both additional measures for transmission control …” „… The New AMG SPEEDSHIFT MCT 9-Speed Sports Transmission from the Mercedes-Benz Automatic …” „… Transmission Family Dipl.-Ing. Stefan Reisen, Daimler AG, Stuttgart; Dr.-Ing. Wolfgang Novak, Dipl.-Ing …”

M. lshihara Camparisen of P2 hybrid DCT actuation control system - An evaluation of Integration complexity, energy consumption and cost S. 121-122

„… Comparison of P2 Hybrid DCT Actuation Control System An Evaluation of Integration Complexity …” „… becoming more popular powertrain solution next to dedicated-hybrid-transmission systems in recent years …” „… . This paper will be focusing on value analysis of various P2 hybrid DCT actuation control system from P …”

T. Pfund, T. Biermann, M. Gramann Electric axle drives -Scalable propulsion system for electrified powertrains S. 55-56

„… trend towards the integration of the transmission, electric motor and electronic power system in one …” „… lightweight differential, transmission solutions of high performance density can be presented in a coaxial or …” „… . The inverters for the traction and torque vectoring drives and the powertrain control unit were shown …”

R. Tull de Salis, J. Farssell, T. Stalfors A48-400V Ofi-Axis P2 hybrid module with minimal Impact on powertrain length -Joint development between Volvo cars and BorgWamer S. 25-26

„… entire engine range and transmission range, without the need to move the engine and transmission apart …” „… battery, high speed chain drive, torsional damping, actuation, control strategies, lubrication and …”

F. Roos, O. Flärdh The next generation active prediction based powertrain control strategies- Utilizing the vehicle's kinetic energy as energy storage S. 107-108

„… The next generation active prediction based powertrain control strategies Utilizing the …” „… , Powertrain Control Strategy, Scania CV AB, Södertälje, Sweden Abstract The Scania active prediction …” „… gradient information of just about all roads in Europe. The control system uses the road gradient data to …”

G. Goch, Y. Peng, K. Ni, A. Günther Optical and areal measurements and evaluations of cylindrical gears S. 31-32

„… (e.g. Hαf , βF , pF ) to areal parameters and their meaning in terms of both, a control of the …” „… Introduction Gear inspection plays a critical role in gear production industry in terms of quality control …” „… and process improvement. The decisive nature of the gears in vehicle transmission systems require a …”

U. Beste Additive manufacturing of high strength wear resistant materials – -30-printed metals gives new possibilities S. 113-116

„… pcs Vibenite®280, 150% feed VDI-Berichte Nr. 2313, 2017114 3rd International Conference Control Solutions for …” „… Transmissions 2017 VDI-Berichte Nr. 2313, 2017 115 VDI-Berichte Nr. 2313, 2017116 …”

U. Reichert, A. Albers, K. Wolter, T. Pinner, S. Ott A new approach for the investigation of synchronizations by different shifting characteristics S. 65-66

„… , electric and hybrid transmissions. Prof. Dr.-Ing. Dr. h.c. A. Albers, Dipl.-Ing. U. Reichert, M.Sc. K …” „… , synchronization units are used in passenger car transmissions. The load and wear of the synchronizer rings used …” „… synchronization time is set directly on the shift knob in manual transmissions and is dependent on the respective …”

doi.org/10.51202/9783181023136

VDI Wissensforum GmbH - Dritev – Drivetrain For Vehicles 2019

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VDI Wissensforum GmbH (ed.)

Dritev – Drivetrain For Vehicles 2019

Series: VDI-Berichte

Volume 2354 2019

Results in this title

S. Johnsen, R. Wexenberger Mechatronic transmission control module for agile AMT Transmission actuation in commercial vehicles S. III-75-III-84

„… commercial vehicles (lower than 7,5 to) use hydraulic Mechatronic transmission control module for agile AMT …” „… . Clutch and gear actuation integrated in one transmission control unit, whilst obtaining serviceability …” „… 1 Figure 1 ATrAct™ transmission actuation unit with ExAct™ external …”

A. Lampe, R. Serway, L. Große Siestrup, C. Gühmann Artificial intelligence in transmission control – Clutch engagement with reinforcement learning S. I-113-I-132

„… Artificial Intelligence in Transmission Control Clutch Engagement with Reinforcement Learning …” „… such as physical model approaches are common practice in transmission control. They are model-based …” „… transmissions, clutch engagement control is one of the most demanding functions in scenarios such as vehicle …”

S. Kluemper Benefits of the new Allison 9-speed fully automatic – Medium duty commercial transmission S. III-61-III-74

„… introduced with Allison Transmission’s 6th Generation controls system. 6th Generation controls will support …” „… integrating numerous fuel savings and productivity enhancing control algorithms into the transmission system …” „… Benefits of the New Allison 9-Speed Fully Automatic Medium Duty Commercial Transmission Scott …”

A. Harsch, G. Clausen, A. Rink Modular system 8G-DCT with all-wheel drive S. I-79-I-94

„… pretested unit in the transmission. VDI-Berichte Nr. 2354, 201990 10. Electro-hydraulic control unit The …” „… electrohydraulic control unit is built of the transmission control unit (TCU), the hydraulic unit as well as the …” „… minimizing leakages. The fully integrated transmission control unit (TCU) of the 8G-DCT is based on a …”

R. Nasdal, K. Masser Diverse requirements, one product family – The HV Kit for LCV from MAGNA S. III-55-III-60

„… battery limits are monitored continuously. The software also controls the transmission output torque to …” „… Nasdal, Getrag Ford Transmissions, Köln; Dr. Karl Masser, MAGNA Engineering Center Steyr, St. Valentin …” „… is the fully integrated hybrid transmission 5BHT425 with an e-motor integrated in the base manual …”

A. Moser, F. Brezger Efficiency improvements in transmissions using new latching technologies in clutch & hydraulic actuation systems S. I-427-I-446

„… also the components can be advanced in that manner, that still the transmission control unit …” „… return to a controllable state, the clutch input pressure is just raised and Control Pressure is set to …” „… Efficiency improvements in transmissions using new latching technologies in clutch & hydraulic …”

A. Kinigadner, T. Biermann Schaeffler eAxle family – future solutions for the electric drivetrain S. I-567-II-VIII

„… the electric machine and the transmission. Reaching an optimum in terms of efficiency, range and …” „… , sensor technology, mechanical integration, and system control strategy and thus requires a …” „… also for hybrid applications. The portfolio includes shiftable two-speed transmissions as well as …”

T. Pullen Integrated eDrive system for various performance classes S. I-287-I-294

„… between the electric motor, high-performance electronics and transmission are consistently transferred to …” „… or active lubrication of the transmission can be implemented depending on the thermal and efficiency …” „… requirements. The variation of the transmission ratio allows the adjustment of the system performance …”

H. Gürbüz, S. Ott, A. Albers Potentials for improving the system behaviour of highspeed clutches for BEV using optimal transmission springs S. I-265-I-278

„… controllability, control quality and efficiency of all drive subsystems (power electronics, electric machine). The …” „… transmission springs M.Sc. Hüseyin Gürbüz, Dipl.-Ing. Sascha Ott, Univ.-Prof. Dr.-Ing. Dr. h. c. Albert …” „… & development in the area of shiftable high speed drives for BEV show that variable transmission ratios make …”

S. Sudo, T. Maeda, R. Kobayashi Drivetrain trend of truck of Asian market and new technology drive train for HD truck S. III-1-III-8

„… are different drivers for engineering transmissions. CO2 reduction is very important driver for …” „… customer demands; Fuel economy, safety, comfortable, cost…. etc.) Key driver of transmission …” „… and minimum number of speed manual transmission, this configuration will have big impact to drive …”

M. Bahne, A. Wiesebrock Flexible oil management for dual-clutch transmissions S. I-447-I-454

„… Transmission Control Unit (TCU) records the transmission loads, and processes and interfaces the data usage …” „… . VDI-Berichte Nr. 2354, 2019450 Fig. 3: Modular software model in the transmission control unit (© Magna …” „… Flexible Oil Management for Dual-clutch Transmissions Dipl.-Ing. M. Bahne, Dr.-Ing. A …”

Y. Le Neindre Great Wall Motors’ 2nd generation of Pi4 platform – A high performance PHEV for premium SUV in China S. II-99-II-110

„… gear design & shifting control As a result the 7DCT450 received in 2017 the Transmission award and …” „… based on a P0-P4 topology. Improvements made on components (engine, transmission, battery & braking …” „… . • In-house developed 7 speed Dual Clutch Transmission (as opposed to the 6 speed DCT used in first …”

S. Stöhr, R. Koesling, V. Marx New all-wheel drive systems in Mercedes-Benz SUVs S. I-483-I-500

„… use of the new nine-speed automatic transmission (NAG3) made it necessary for the transfer cases to …” „… the transmission oil from the environment to prevent harmful effects through dirt or water ingress …” „… and to be able to rule out any oil leakage from the transmission under all driving conditions. the …”

O. Simon, W. Heubner Triple wet clutch module and actuation system, shift cylinders and park lock for modern hybrid transmissions – Architecture and technical description of a triple wet clutch unit and the related active... S. I-471-I-482

„… integrated pressure sensors. The ECU is connected to the transmission control unit (TCU) via CAN interface …” „… according to the commands of the TCU. The ECU is connected to the transmission control unit (TCU) via CAN …” „… Transmissions Architecture and technical description of a triple wet clutch unit and the related active and …”

A. Viehmann, J.-E. Schleiffer, S. Rinderknecht Evaluation of the dedicated range-extender transmission powertrain concept DE-REX regarding efficiency, costs and complexity – Comparative assessment of electric and hybrid powertrain configurations b... S. I-21-I-48

„… Evaluation of the Dedicated Range-Extender Transmission Powertrain Concept DE-REX regarding …” „… "Two-Drive-Transmission with Range-Extender (DE-REX)" is an innovative DRT powertrain concept. To increase the pure …” „… electric efficiency, the DE-REX is equipped with a multispeed transmission and two smaller electric motors …”

C. Kim New next generation eight-speed automatic transmission for FWD vehicles S. I-397-I-410

„… biggest losses in automatic transmissions using hydraulic control and We could improve transmission …” „… New next generation eight-speed automatic transmission for FWD vehicles Senior Research …” „… engineer, Cheoljin Kim, HYUNDAI TRANSYS, Hwaseong, Korea Abstract Automatic transmission has been …”

A. Grunwald Transmission system footprint related to fatigue, efficiency and NVH S. I-367-I-384

„… Transmission system footprint related to fatigue, efficiency and NVH Leistungsabdruck eines …” „… electric transmission systems for automotive since more than 15 years. More than 750.000 hybrid and …” „… e-drive vehicles with transmissions from GKN are on roads in Europe, Asia and America. The automotive …”

P. Fietkau, N. Lamparsky, M. Felbermaier, A. Fröhlcke, T. Conze Holistic design approach for electric drives S. I-163-I-178

„… Lubrication System DPS and Transmission DPS, and also supplies control path models for a software- or …” „… Transmission DPS, the first step is to design all the parts of the gear sets in accordance with common …” „… Powertrain Dynamics DPS provides information on powertrain oscillations and maps out control algorithms to …”

S. Foulard, S. Rinderknecht, F. Braun, P. Jardin ecoLIFE3: An approach for a resource-efficient dimensioning of vehicle components based on a holistic optimization with real life load data –paradigm shift in transmission engineering based on big dat... S. I-213-I-226

„… Holistic Optimization with Real Life Load Data Paradigm Shift in Transmission Engineering Based on Big …” „… standard control units of series production cars. For such applications, the amount of generated data is …” „… kept low, and the limited computing power and storage capacity of standard Electronic Control Units …”

B. Müller, C. Angrick, M. Fritz New concepts for electrical drive trains for high power density S. II-55-II-66

„… , and control strategy, which is why a system-oriented approach is needed. Schaeffler already proved …” „… VDI-Berichte Nr. 2354, 2019 55 a two-speed transmission and nominal power reduced to 65 kW was employed in the …” „… integration in the powertrain of the combustion engine Dedicated hybrid transmissions for specifically …”

S. Kurokawa, M. Kunihisa, Y. Oyama Development of a new next-generation CVT for small cars S. I-385-I-396

„… further weight reduction in addition to improving control followability. Moreover, transmission …” „… the controlled object of the gear ratio control system. That was done to improve gear ratio …” „… unique specifications. A continuously variable transmission (CVT) newly developed by JATCO specifically …”

Titelei/Inhaltsverzeichnis S. I-I-I-XII

„… Artificial intelligence in transmission control – Clutch engagement with reinforcement learning …” „… Multi-gear transmissions in electrified powertrains Development optimization by improving simulation methods …” „… dedicated range-extender transmission powertrain concept DE-REX regarding efficiency, costs and complexity …”

C. Dassler, M. Kurch, M. Nichols NVH-challenges and solution approaches in electric drive development from the supplier‘s view S. I-349-I-366

„… of the electric motor, the inverter, the transmission and their psychoacoustic impact are key issues …” „… the entire transfer path from the excitation of the electric motor, inverter and transmission through …” „… challenges for an electric axle drive with its subsystems transmission, electric motor and power electronics …”

P. Lück, K. Bennewitz, J. Tousen Volkswagen’s electric drivetrains of the new modular e-drive kit (MEB) S. I-515-I-530

„… single-speed transmission, the highvoltage wiring and the charging device. Basically, two e-drives can be …” „… electric machine incorporated into the rear axle, including power inverter and single-speed transmission …” „… inverter and singlespeed transmission. Offering a driving range on the level of today’s petrol-driven …”

K. Baron, C. Rübsam, M. Werra, F. Küçükay Hybridized manual transmission – Opportunities and challenges of mild hybridization S. I-49-I-66

„… Hybridized Manual Transmission Opportunities and challenges of mild hybridization Konstantin …” „… technology will be part of this future propulsion architecture e.g. in hybrids, manual transmissions are …” „… have a high penetration of manual transmissions in their current portfolio for good reasons like high …”

K. von Rueden, C. Danzer, J. Liebold, T. Mueller, T. Hirschbeck 1, 2 or 3 – how much it would be? Evaluating the need of multispeed electric drives coming from different perspectives S. I-227-I-254

„… will setup a digital prototype with a full physical based vehicle model and real transmission control …” „… few assemblies as possible with a modular system consisting of e-machine, transmission and power …” „… permanent-magnet synchronous machines place different demands on the transmissions than, for example, asynchronous …”

C. Schoerghuber, I. Müller, H. Wiener Dedicated hybrid transmission for commercial vehicle applications – Mechanical layout, system analysis and simulation of a dedicated hybrid transmission for commercial vehicles S. III-29-III-48

„… control unit (HCU) and transmission control unit (TCU). The main inputs into the HCU are the driver …” „… transmission and hybrid controller must be considered. The DHT and the required controllers are modelled in …” „… Dedicated Hybrid Transmission for Commercial Vehicle Applications Mechanical layout, system …”

D. Schweigert, M. Mileti, B. Morhard, M. Sedlmair, M. Fromberger, M. Otto, T. Lohner, K. Stahl Innovative transmission concept for hyper-high-speed electromechanical powertrains S. I-541-I-554

„… Innovative transmission concept for hyper-high-speed electromechanical powertrains Daniel …” „… high-rev transmission concepts are being used in BEVs to enhance the power density of the electric …” „… machines and the transmission system as a whole. The decreased gear input torques deriving from the high …”

G. Hellenbroich Low-cost DCT for emerging markets incl. 48 V hybridization S. I-67-I-78

„… Doppelkupplungsgetriebe dar. Abstract Following manual transmissions and AMTs, dual clutch transmissions (DCT) are …” „… the logical next development step in automatic passenger car transmissions for emerging markets, as …” „… maximum commonality between the conventional and hybrid variants. The overall transmission length for …”

M. Jörgensson, C. Wolrath, J. Hallnéus Volvo Cars modular electric axle drive S. I-531-I-540

„… Volvo Cars fully in-house designed, verified and manufactured e-axle transmission. Manufactured in …” „… Cars Modular Electric Propulsion transmission for electric axles with fully in-house design and …” „… set. This arrangement enables speed and torque control for each wheel independently and thereby it …”

A. Esser, J.-E. Schleiffer, T. Eichenlaub, S. Rinderknecht Development of an optimization framework for the comparative evaluation of the ecoimpact of powertrain concepts S. I-137-I-162

„… on a locally optimal control approach, called Equivalent Consumption Minimization Strategy (ECMS) [2 …” „… Capacity of the battery Number of speeds in the transmission system Gear ratio of the transmission …” „… Machine EM and Generator G), as well as the transmission and the battery. The architecture is shown in …”

C. Möser, T. Märkle, K. Hornung Effective acoustic development of electrified powertrains – Combination of simulation and evaluation methods S. I-329-I-348

„… flanks of the gearing must be designed to attain low-noise transmission of higher moments …” „… transmissions. They cover their entire speed range by means of a fixed transmission ratio between the wheel and …” „… is supported by experts from the various product development departments. In relation to transmission …”

C. Schmahl, M. Höck, D. Ressin, M. Kesseler GKN’s ActiveConnect AWD system as an energy-efficient solution for electrified vehicles S. I-555-I-566

„… introduced vehicle concepts . The disconnection of the AWD system limits power transmission to a single …” „… equal drive power. The control concept of the ActiveConnect function considers several parameters, but …” „… speed remains as the dominant factor. Therefore, a simplified control strategy related to the vehicle …”

M. Lindström Gas powered heavy duty vehicles from Scania: Current program and future potential S. III-49-III-54

„… automated mechanical gearbox with electro-hydraulic clutch control. This transmission allows the engine to …” „… lambda control using dual oxygens sensors allows the three-way catalyst to achieve emission levels which …” „… automatic transmission with a torque converter or with Scania Opticruise. The Scania Opticruise is an …”

V. Schroiff A modular Concept for EMI shielding of thermoplastic housings for E-Cars – An innovative approach to support weight saving and function integration S. II-161-III-VIII

„… transmission control module for agile AMT Transmission actuation in commercial vehicles …” „… Innovative transmission and four-wheel-drive concepts for the electrified drive system Development potentials …” „… Optimized Driveline Dedicated hybrid transmission for commercial vehicle applications – Mechanical layout …”

M. Maillard, L. Laurenty, S. Chretien Impact of hybridization on functional safety for low voltage eMotors – Impact of electrical and hybrid architectures (P2 P4) on the ASIL of electrical machines (eMotors) S. II-141-II-150

„… controllable C2 : Normally controllable C3 : Difficult to control or uncontrollable C1 C2 C3 S1 …” „… complex to implement. Similarly, the mechanical interfaces for the transmission of torque electrical …” „… of the vehicle. But it is depending also on the transmission performance between the eMotor and the …”

M. Scherpelz, J. Bernhardt, T. Weyh Simulation of load cycles for commercial vehicle drivelines based on statistical reasoning S. III-85-III-102

„… properties, control algorithms and strategies, e.g. shifting strategy of the transmission (see [6]). Fig …” „… parameters such as transmission ratios and engine maps, which were used in the project, but will not be …” „… class a minimum number of segments is defined that need to be in the selection. This parameter controls …”

K. Hasegawa, D. Kosaka, S. Shimizu, K. Kawabata, H. Tsukashima Development of new hybrid AWD system for the SUV segment S. I-501-I-514

„… coordination between powertrain, brake, and AWD controls under a concept called AWD Integrated Management (AIM …” „… ). - Handling Performance Handling on snowy roads was ensured by the development of a new control capable of …” „… transmission fluid (ATF) for lubrication, which is also used for motor cooling.To accomplish the performance …”

C. Leonhardt, M. Otto, K. Stahl Potential of lightweight construction and component properties of joined spur gears S. I-179-I-196

„… with high transmission ratio (not depicted) in combination with a lever construction. VDI-Berichte …” „… control. The test run is conducted with oil injection lubrication at 60 °C. The rotational speed was 2000 …” „… of load cycles. In order to detect a slipping motion of the gear rim on the gear body, a control …”

H. Merkel Solutions for increased power density at shifting clutches S. I-197-I-212

„… , BorgWarner Transmission Systems, Ketsch Zusammenfassung Bei modernen Fahrzeug- und Antriebskonzepten …” „… transmission in an extremely compact installation space. The new clutch design combines a friction plate …” „… in the component designs. Transmission design trends and friction material requirements Figure 1 …”

A. Kooy, R. Seebacher Minimize torsional vibrations – Full isolation if necessary S. I-313-I-328

„… motor and transmission. The alternation of electric motor drives and internal combustion engine drives …” „… variants, transmission manufacturers rely on the increased use of CAE tools with the aim of including the …” „… -cylinder application, with a typical transmission inertia, it is in an often-used engine speed range. One …”

T. Basbous, J. Mortal Electric driveline adaptation from passenger-car application to Light & Medium Truck application – A competitive, efficient, compact and light solution S. III-19-III-28

„… transmission with a single gear reducer as demonstrated in this article, or even a multi-speed gearbox for …” „… and efficiency, the battery (a 300 kWh battery has been computed), and a PID controller to follow the …”

doi.org/10.51202/9783181023549

VDI Wissensforum GmbH - Drivetrain for Vehicles 2016

Partial access

Select

VDI Wissensforum GmbH (ed.)

Drivetrain for Vehicles 2016

Series: VDI-Berichte

Volume 2276 2016

Results in this title

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

„… New Generation of Hydraulic Control Modules with Integrated Pressure Sensors for Transmission …” „… transmission control as more active control elements are required and at the same time the function has to be …” „… requirements of transmissions and transmission control in regard to designed space, pressure range, electrical …”

P. Shepherd Optimised Flow Control for Lubrication and Actuation of Medium and Heavy DutyTransmission Applications – Concentric Variable Flow Transmission Charge Pump S. 655-666

„… Optimised Flow Control for Lubrication and Actuation of Medium and Heavy Duty Transmission …” „… Applications Concentric Variable Flow Transmission Charge Pump Paul Shepherd, ConcentricAB, Birmingham …” „… , GB Abstract Transmissions for medium and heavy duty truck engines are an increasing area of focus …”

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

„… Clutch control of stepped automatic transmissions by using a virtual DCT-structure Power …” „… transmission (AT) structure by using a power shift control scheme of a dual clutch transmission (DCT). The …” „… of transmission control with respect to efficiency and comfort makes automatic transmissions more …”

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

„… Development of the transmission control for a High-Speed Multi-Gear Powertrain Concept for …” „… module Transmission Control is activated. Transmission Control is a state machine that coordinates gear …” „… Transmission Control. Fig. 4: Modules of powertrain control and their goals 2.1. Control Strategy In a …”

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

„… . VDI-Berichte 2276, 201694 4. The 8DT Transmission Control Unit The 8DT is controlled by an electrohydraulic …” „… control unit. Its main components are the hydraulic control unit, which is integrated in the transmission …” „… : Hydraulic control unit Numerous components from ZF's modular automatic transmission system are also used …”

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

„… cast aluminum housing and weights 98 kg including ATF. The transmission control module is external and …” „… hydraulic control hardware (valve body), situated in the front of the transmission, features direct control …” „… challenge of two elements clutch to clutch shifts was taken on by the transmission control system which now …”

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

„… hybrid transmission. The electronic control unit is on a common platform with the conventional 8-speed …” „… transmission with extensions for the hybrid specific element. The hydraulic control unit is also essentially …” „… cooling was optimized comparable to the known HEV transmission. Also advanced clutch-control functions …”

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

„… speed and transmission input speed is calculated as most of the control is based on the speed ratio …” „… hydraulic pressure of the disconnect clutch is controlled by a direct acting proportional pressure control …” „… Optimized Start-Stop-Control of a P2-Hybrid Identification of critical parameters for comfort …”

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

„… brake and steering control. It communicates with powertrain controller and MMI screen to receive …” „… steering control gateway. It provides acceleration request to the engine controller. Fig. 3: Control …” „… transmission. Whereas automation of the transmission has been constantly progressing since the middle of 20 …”

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

„… all conditions. Major leaps in development were also achieved in transmission control. Since the …” „… transmission oil circuit for transmission control and lubrication/cooling Transmission control with control …” „… of preventing contamination of the transmission hydraulics, the electrical hydraulics control unit …”

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

„… between engine control, transmission control, power electronics and the central powertrain controller …” „… oil volume flow to be controlled depending on the operating points. The electrical transmission …” „… The Highly Efficient 9GH-TRONIC Plug-In Hybrid Transmission by Mercedes-Benz Das …”

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

„… determination of a target clutch torque. The Clutch control Mode Manager enables the position controller …” „… the market share of manual transmissions will still be on a significantly high level. Thanks to …” „… automated clutch actuation freewheeling functionality can also be realized in manual transmission cars …”

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

„… ) We optimized not only the transmission but also the whole hybrid system including the power control …” „… Gear Whine Noise Reduction Technology of New Model Transmission for FF-Hybrid Vehicle Yasunori …” „… Abstract This paper presents the gear whine noise reduction technology of the transmission developed for …”

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

„… front-wheel drive transmissions VDI-Berichte 2276, 2016374 All-wheel drive clutch with controller With …” „… continuously calculated. The all-wheel drive controller considers electronic stability control (ESC) data …” „… . Furthermore the newly developed S tronic double-clutch transmission and manual VDI-Berichte 2276, 2016 369 …”

O. Back, A. Damm, P. Echtler Clutches with positive fit for Automatic Transmissions S. 221-230

„… demands on transmission control and application. Additionally, it is only possible to use dog clutches …” „… clutch allows drag loss to be significantly reduced, without considerably increasing control-related …” „… Clutches with positive fit for Automatic Transmissions Ottmar Back, Dr. Ansgar Damm, Peter …”

D. J. Franco, L. Dalla Palma, P. Rossi, F. Panizzolo HVT high dynamics and power management strategies for wheel loader application S. 595-604

„… emissions. Smart power split transmissions, characterized by advanced control strategies, have already …” „… . Franco, Ing. L. Dalla Palma, Ing. P. Rossi, Ing. F. Panizzolo, Dana Rexroth Transmission Systems, Arco …” „… Transmission (HVT), developed by Dana Rexroth Transmission Systems S.r.l. (DRTS), is able to fully decouple …”

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

„… Paradigm Change in Transmission Design by Online Condition Prediction Cost-Efficient and …” „… goals in transmission engineering. In this regard, however, the current state of the art does not …” „… , which is intended for implementation in standard control units of series production cars. The lifetime …”

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

„… transmission torque capacity of variator, but for LU clutch slip control which has been applying even in CVT …” „… release control is necessary, and it requires the great improvement SLU controllability at coasting. As …” „… typical step automatic transmission (AT) and for typical continuously variable transmission (CVT), we see …”

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

„… second clutch in DCT. A controlled opening, means reduce of torque transmission is possible. Assuming …” „… transmissions. These transmissions and clutches or brakes are mostly hydraulic solutions. The conventional …” „… automatic transmissions, the dual clutch transmissions as well as the CVTs and partly future 2-3 gear …”

M. Seeberger, P. Leipold, R. Schmelzer 8-speed transmission development for motorsport application S. 397-404

„… partial reprogramming of the transmission control unit (TCU). The sole aim here was to increase the …” „… vZ30SP4Yuu7X6ntVJn4dHQp5FPdS42DTv2b407GqNB0fKIbfqmPv2kHw==_#NP# 8-speed transmission development for …” „… AG, Saarbrücken Fig 1: The new ZF-Racing transmission 8P45R Zusammenfassung Mit dem 8P45R …”

W. Geis-Drescher Challenging flexibility in transmission production S. 297-308

„… . Prismatics/Housing Machining 5. Transmission Assembly 6. Summary / Outlook Challenging flexibility in transmission …” „… . Flexplant Rüsselsheim 3. Gear Machining 4. Prismatics/Housing Machining 5. Transmission Assembly 6. Summary …” „… / Outlook VDI-Berichte 2276, 2016298 1. OVERVIEW /FLEXIBILIZATION REQUIREMENTS Transmission production is …”

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

„… system a torque-controllingfunction, the volume control valve has to be replaced by a pressure control …” „… differential lock under poor traction conditions, tensions in the transmission shafts or forced slip at the …” „… wheels have a transmission-proportional speed. When the vehicle drives into a curve, the wheel on the …”

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

„… Efficient analysis of complex continuously variable power split transmissions with multiple in …” „… transmission concepts is particularly important in the early phase of product development. Thus, basing on the …” „… state-of-the-art a method for efficiently describing and calculating such transmission structures is presented …”

G. McIndoe, E. Taskiran CVT powerpath solutions using Variglide Continuously Variable Planetary for maximum fuel economy S. 921-930

„… incorporated with today’s current transmission technology to produce automotive transmission solutions that …” „… transmission losses. This transmission loss model can then be used within a full vehicle simulation to …” „… typical automotive application and then compared to the same vehicle with a conventional transmission …”

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

„… Serieneinsatz sprechen. Abstract To connect the clutch pedal in vehicles with manual transmissions not …” „… with manual gearshift transmissions currently functions by means of a linkage transmitting mechanical …” „… components has led to a considerable increase in processing power. As a result, control tasks that are now …”

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

„… integrated components can be used across different transmissions, the easier it is to control quality and to …” „… Modular and Scalable Approaches in Layshaft Transmission Design Dr. Ing. Jörg Willert, Dr. Ing …” „… of transmissions has a vertical as well as a horizontal dimension. On one hand, it is for example …”

D. Kupka, P. Tenberge Automated concept design for the evaluation of favourable AT structures S. 193-206

„… . Abstract Transmission manufacturers are permanently searching for favourable AT structures due to …” „… changing requirements over time. Therefor transmission synthesis programs are already well known tools …” „… transmission synthesis now continues with algorithms, which test the structure coding for connectability by …”

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

„… and vehicle, a driver controller and an optimization algorithm to determine control strategy. The …” „… tions. Additionally, any hybrid powertrain design performance depends on an applied control strategy …” „… of an electric machine. Jobst locates an electric machine between the transmission and engine (P2 …”

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

„… combination A. Pigeard, T. van Dongen, L. Römers, Bosch Transmission Technology BV, Tilburg, The Netherlands …” „… being able to smoothly control an appropriate ratio. No concern also for the Bosch pushbelt in terms of …” „… with SSC: Limited changes in state-of-art CVTs for up-to 100 Euros of additional transmission costs …”

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

„… and the considerable more critical transmission of axial forces in the related WSPs when opening the …” „… Japanese Society for Quality Control 14, no. 2 (1984): 147–156. Matthiesen, S. “Ein Beitrag zur …” „… non-uniformities occurring in the power train, caused by combustion engines operating with low rpm controllable …”

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

„… Torque-Vectoring Transmission with Reinforced Plastic Housing for an Electric Subcompact Vehicle …” „… Measures to Integrate a Plastic Housing into an E-Drive Transmission Dipl.-Ing. Philipp Gwinner …” „… . Based on the existing transmission topology of the Visio.M electric vehicle, a new axle gear design is …”

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

„… Lightweight Design in transmission by forging technology in passenger cars and light commercial …” „… Technology (KIT) has analysed the quantitative lightweight potential of stronger steels for transmission …” „… applications. This makes it possible to quantify the cost of lightweighting using stronger transmission steels …”

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

„… 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 …” „… transmission are facing development challenges that are more diverse and more difficult to meet than in many …”

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

„… with a transmission controller, which operates the clutches by the gear changes as a function of the …” „… function of the shifting strategy. For the three-speed simulation model, the transmission controller is …” „… subsystem of the drive system. Methodology Within the transmission development for a Battery Electric …”

doi.org/10.51202/9783181022764

VDI Wissensforum GmbH - Land.Technik AgEng 2017

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Land.Technik AgEng 2017

Series: VDI-Berichte

Volume 2300 2017

Results in this title

C. Körtgen, G. Morandi, G. Jacobs, A. Kramer Efficient development by automatic calibration of tractor transmission control units S. 291-296

„… Efficient development by automatic calibration of tractor transmission control units …” „… a calibration of a transmission control unit is presented. This has been reached by transferring the …” „… by the transmission control unit (TCU) of the tractor. To achieve optimal behavior of the tractor …”

C. Birkmann, T. Fedde, L. Frerichs Influence of the Drive Train and Chassis on Power Shift Operations in Standard Tractors S. 439-446

„… .: Tractor Transmission Responds to Finger-Tip Control. Agricultural Engineering 40 (1959) 4, pp. 198-203 and …” „… a Matlab model for the transmission controller. To get a better understanding of the resulting …” „… first partial power shift and full power shift transmissions for standard tractors were developed in the …”

F. Hantschack, R. Rahmfeld, J. Bagusch, A. Meyer, E. Dohm Development of a high performance continuously variable drive for mobile agricultural and construction machinery S. 315-322

„… reduce the development time of the transmission. Danfoss high-pressure motor controls offer a highly …” „… time, and offers various control options with a perfect fit to available controller and software …” „… new control system for the ICVD 370 and to guarantee a reliable controllability at a high-performance …”

C. Ehlert, L. Erger Development of an Intelligent Stretch Brake System S. 143-148

„… transmissions) Exhaust flap Visco fan controls Engine retarder VTG charger control With these systems …” „… common on power shift transmissions with automatic drive controllers, too. In 2010, 90% of accidents in …” „… increased in the recent years with the introduction of CVT transmissions, as it is common to decelerate the …”

R. Bumberger, W. Klinger, D. Botev Electric traction drive on a plough – More power for the driveline S. 23-30

„… ISOBUS interface. This enables the plough job controller to control its traction e-drive via ISOBUS …” „… system. It also provides inverters to control the plough drive according to the ISOBUS commands from …” „… 14.074 € 30.949 € The electrical transmission of the power to the fifth driving wheel …”

T. Herlitzius, R. Hübner, A. Günther, C. Korn, S. Kirstein, S. Müller, J. Miunske Sensor study to identify process characteristics of crop and air flow in a combine harvester S. 583-590

„… measure process characteristics rather than process outputs in order to combine model based control …” „… characteristics of crop and air flow. Light transmission in combination with hot film anemometry measurements …” „… of output parameters which improves dynamic control behaviour and accuracy. The innovative core of …”

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

„… differentials. This rigid coupling provides good traction performance, as it distributes the transmission input …” „… boost power without loading the transmission. This assumes that the generator is fitted in front of the …” „… transmission input and therefore the power does not flow through the transmission. Furthermore, a battery …”

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

„… , transmission or axes, there are some control and calculation blocks. The model inputs include driver requests …” „… engine power of 308 kW and the power split transmission ZF ECCOM 5.0 Overdrive. The main structure and …” „… diagram of the drag force control unit The validation of the simulation model is based on measurements …”

K. Szalay, L. Kovács, G. Bércesi, I. Oldal, E. Piron, J. Charlat, T. Joly, C. Poncet, F. Tran Agricultural Tire Energy Efficiency test method and dedicated equipment to measure the fuel consumption and traction of agricultural tires under real field conditions S. 407-416

„… third of the mechanical energy delivered by transmissions to the wheels is lost. Some energy is lost in …” „… evaluating the specific contribution of the engine, the transmission, or the tires on the fuel consumption …” „… between the front and rear shaft of the trailer. In general, the tractor controls the trajectory …”

Titelei/Inhaltsverzeichnis S. I-XVII

„… automatic calibration of tractor 291 G. Morandi, transmission control units G. Jacobs, A. Kramer K …” „… Tractor T. H. Langer Model-in-the-Loop Tuning of Hitch Control Systems of 191 Agricultural Tractors …” „… with the 263 S. Böttinger Hohenheim Tyre Model on complex tracks B. Jung, Control concepts for ride …”

A. Bürger, S. Böttinger Driving comfort analysis of an agricultural tractor with the Hohenheim Tyre Model on complex tracks S. 263-272

„… transmission principles, they are defined as linear or non-linear elements. Important for its application on …” „… particular directions. The force transmission between the tyre and the road surface is based on a stickslip …” „… lateral force transmission principles [8]. VDI-Berichte Nr. 2300, 2017 265 Fig. 2: Structure and …”

J. Mengele Field test validation as part of the development of a narrow track tractor S. 417-422

„… glyphosate. It gives the wine grower the tool to control weeds without chemicals or even to reduce the use …” „… Transmission (CVT), their powerful hydraulics, their perfectly ergonomical workplace, flat floor cabin and …” „… influence on the characteristics of the engine run and at least an influence on the controls of the engine …”

C. Foster, J. Posselius, B. Lukac Autonomous Agricultural Machines – The Next Evolution in Farming S. 85-92

„… , Communication Network, Command & Control System, and a Sensing & Perception System. While there are …” „… : additional hardware required for autonomous operation 2. Command & Control System: data management and user …” „… interface to control vehicles 3. Sensing & Perception: Sensing systems used to perceive and interact with …”

S. Meyer, M. Liebich, P. Martella Counting seeds in air seeders zu Hoberge, S. 323-328

„… procedure was chosen for calibrating the transmission ratio of the metering unit. From an agricultural point …” „… having to walk between the seeder and the seeder control display in the tractor cab, the company Amazone …” „… even integrated a small display on the seeder to control the whole process directly while standing …”

W. Breu, B. Pichlmaier Electrified Utility Tractor S. 9-14

„… with the Fendt 200 P series (e.g. cab, hydraulics, transmission) perfectly supporting typical target …” „… safety concept and sophisticated temperature controls. VDI-Berichte Nr. 2300, 2017 11 Thermo …” „… thermo-management using a heat pump system. PP: Proximity Pilot CP: Control Pilot L1, L2, L3 …”

L. Meyer, P. Noyer Holistic Tractor Setup and Optimization System – CLAAS Electronic Machine Optimization for the Tractor S. 185-190

„… , electronically controlled engines, automatic transmissions, electro-hydraulic valves, tire inflation systems …” „… benefit for the operator of not having to manually control the process continuously. Through sensors …” „… , actuators and interlinking control loops, many implements are able to partially or fully control their …”

N. Schlingmann, H. Schallermayer, J. Witte, C. Gossard Challenges of digital revolution – How the AEF plans to manage interoperability S. 477-484

„… agricultural processes, even functionalities like Task- Controler-Log or Tractor-Implement-Management (TIM) are …” „… send an order to a MICS (mobile information control system), a Taskcontroller can understand the job …” „… the development of a new data transmission system, called EFDI (Extended FMIS Data Interface). The …”

J. Sonnen, J. Möller The Technical Concept of a Manufacturer-Independent Web-Based Data Exchange Platform for the Agricultural Sector S. 73-78

„… manufacturers in order to simplify operational processes. The user has exclusive control over who exchanges …” „… software) in a customised manner and to have individual control of the desired data exchange. In addition …” „… individually, and to have complete control of his or her data. agrirouter Data-Exchange Platform: Technical …”

M. Marsel, T. Bögel, T. Herlitzius, B. Neunkirchen, H. Eidam, T. Sander Development of a tillage-machine for seed-bed cultivation of heavy soils S. 567-574

„… drive train with the transmission control and Eidam Landtechnik a new frame structure which is …” „… drive train is required to control the speed of the working tools. For this reason Roth Antriebstechnik …” „… inverter from STW. The speed of the e-machine is controlled by tractor’s velocity and a predefined …”

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

„… Tractor Transmissions: ASAE Publication No. 913C0305, pp. 14-22 [2] Rahmfeld, R. and Skirde, E …” „… efficiency • Very good utilization of electric machines and power electronics • Very good controllability …” „… actuation of the brake resistor. In line with a controlled three-phase ACsynchronous generator an …”

doi.org/10.51202/9783181023006

VDI-Wissensforum GmbH - DRITEV – Drivetrain for Vehicles 2021

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VDI-Wissensforum GmbH (ed.)

DRITEV – Drivetrain for Vehicles 2021

Series: VDI-Berichte

Volume 2381 2021

Results in this title

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

„… Energy-efficient Hydraulic Control for the Multi-speed Transmission of an Electric Vehicle …” „… therefore increasingly developing concepts that feature a shiftable transmission – usually with two gear …” „… need to remain affordable, even with increased performance. Multi-speed transmissions have the …”

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

„… manufacturing to full transmission system assembly and electronic control unit development including SW …” „… a TREMEC in-house developed Transmission Control Unit (TCU) and software. Oil pressure to control …” „… . The transmission can act as platform to develop and optimize control software, which can be extended …”

A. Nees Flexible Electro-hydraulic Actuation System for Multi-speed Electrified Drivetrains – Requirements and Concept S. 275-290

„… customized modules. The flexible use of existing series components for transmission controls can help to …” „… used by the electro-hydraulic system. Hydraulic transmission control modules usually have to supply …” „… Multi-speed transmissions for electric drivetrains in passenger cars offer several advantages. Amongst other …”

A. R. Lowis, R. Smith hofer H8-DCT-850 – High Performance Dual Clutch Transmission for transaxle application S. 179-190

„… wheels. An electronically controlled differential is integrated into the transmission. This provides …” „… hofer H8-DCT-850 – High Performance Dual Clutch Transmission for transaxle application …” „… Development of an all-new hybrid transmission A.R. Lowis, R. Smith, A. Tauchmann, hofer powertrain …”

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

„… control the single shift drum. Fig. 6: Transmission gear set and shift concept (© AVL) The …” „… be the choice. 2.2.5 Transmission Controller Dedicated e-axle system with dry clutch, drum …” „… adopted to fit to the customers e-drive system. The transmission controller is integrated in the motor …”

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

„… design topics, such as e-motor development, E/E, cooling and controls concept. E-Axle for Heavy-Duty …” „… suspension and offers the ability to shift without torque interruption. The transmission is a traditional …” „… design of an e-axle, where additional components like e-motor(s), transmission and even an inverter need …”

X. Zhang, F. Küçükay Driveability optimization of electrified powertrains utilizing machine learning based control and the interaction with ADAS/AD systems S. 361-376

„… EM-Modells und eines EM FOC (Field Oriented Control)-Steuermodells wird entwickelt, um Simulationen der …” „… rotor angle, and then send to FOC controller for EM, so the control quality of EM torque can be further …” „… controller or characteristic curve, distance control is usually more complicated than speed control, often …”

J. Nowack, G. Hellenbroich, A. Ghosh, V. Shapovalov, R. Fleuren Park by Wire System for current Electric Drive Units S. 291-302

„… Unit: Antilock braking system control unit HMI Controller: Human Machine Interface Controller …” „… responsible for controlling display to driver xTM Gearbox: Transmission (AMT, DCT, EDU etc.) Range …” „… systems are safety critical units. Due to intellectual property rights and different transmission …”

Titelei/Inhaltsverzeichnis S. I-XVI

„… , Lannach, Austria Modular transmission systems for future BEV platform applications …” „… Mechanical Engineering (IMS), Technical University of Darmstadt Frontloading for (Hybrid-) Transmission …” „… Hybrid Dual Clutch Transmission (HDCT) – Electrification of TREMEC’s high performance dual clutch …”

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

„… design and manufacturing to full transmission system assembly and electronic control unit development …” „… controller Building on TREMEC’s expertise in development, production and control of hydraulic systems in …” „… controller. The BLDC pump motor driver is integrated into the controller together with input/output control …”

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

„… requirements and challenges for dog clutches, shift actuators, and powertrain- or transmission control. For …” „… Controllability Communication Control strategy Testing of shift components Full engagement probability …” „… control runs in a central real-time system, where the sensor signals are evaluated and controller …”

D. Morgenweck, M. Großmann, W. Fakler, M. Lamke, F. Bitzer ZF E-Mobility Software Functions for Commercial Vehicles S. 703-718

„… distribution of all high voltage components and the EV-Gearbox controls the transmission. All components are …” „… EV-Control is managing start up and shut down of all delegated ECUs, the EV-Energy is controlling the power …” „… comprising intelligent control of auxiliary units, thermal management, as well as charge control. Together …”

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

„… transmission output. In this case the EM in STM1 propels the vehicle, and the hybrid control unit decides …” „… Novel “Two-Drive-Transmission for Long-Range” Powertrain: Ecology and Efficiency meet Driving …” „… dem DE-REX-Antrieb auf das neuartige Antriebsstrangkonzept "Two-Drive-Transmission for Long Range …”

J. Shutty, A. Moser, D. Gajowski Analysis of propulsion system architectures across vehicle segments and markets S. 23-34

„… this Controller: Developed in Mathworks’ Simulink® environment. Simulink provides advanced control …” „… for real-time control of physical systems (e.g. vehicles). The controller is model based and capable …” „… , power electronics (Si, SiC), transmissions (single speed, multi-speed) and other major subsystems …”

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

„… abort gearshifts) [1]. The transmission control system must react adequately to this change and adapt …” „… transmissions on full-vehicle test benches Univ.-Prof. Dr.-Ing. Dr. h. c. A. Albers, Dr.-Ing. M. Behrendt …” „… particularly evident in the example of validating the shift quality of modern dual-clutch transmissions, where …”

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

„… time overcomes this limitation. The transmission ratios of roller equipped cam mechanisms give the …” „… stages, friction control units or centrifugal pendulum absorbers, each in their different design …” „… the damper and the transmission elements from high torque peaks. Here, a bumper stage integrated into …”

P. Barve Gear Design Challenges of 2-speed-AMT High Torque E-Drives S. 499-516

„… & control (fully automated factories). Fig. 1: VCST strategy VCST e-Drive department offers a …” „… performance. The author presents a method to set up design requirements for these components to control their …” „… to minimize drag losses. Fig. 4 shows the design process that is followed for the transmissions …”

Z. Caba, M. Zafer, C. Harman, G. Hellenbroich, Ö. Eyigöz Multi-speed e-axle for electrified heavy commercial vehicles S. 609-620

„… are: 10% energy saving by hybridisation of the truck with smart control algorithms Using HVO …” „… (stick diagrams) have been analyzed to identify the optimum transmission architecture. The list of …” „… from the simulation results: A 3-speed transmission is significantly more efficient compared to a 3 …”

R. Kockisch, J. Müller, Erik Schneider Modular transmission systems for future BEV platform applications S. 11-22

„… Modular transmission systems for future BEV platform applications René Kockisch, Dr. Jörg Müller …” „… compatible across each other for every part of the powertrain, will be developed. The transmission …” „… from the development point of view. What we are able to control are issues like driving range …”

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

„… charger with controller (1), two HV-Batteries (2), HV- and LV-wires and a logic box with vehicle control …” „… . Electric powered axle, necessary power electronics, battery as well as control unit provide a complete …” „… shiftable or non-shiftable gear transmissions on the other hand. The definition of a powertrain concept out …”

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

„… available as a secondary output of a transmission. The PTO is mainly found in the commercial vehicle …” „… pedal or a hand throttle. The speed of the engine, and the PTO speed, controls the PTO in this case. In …” „… of PTO can also be differentiated - engine PTO, transmission PTO or directional PTO are the most …”

S. Idler, C. Bünder Scaling the functionality of a DCT-based DHD to segmentspecific requirements – The new high torque DHD Plus S. 241-254

„… clutch transmission (DCT) building set. It has five mechanical gears with up to 400 Nm internal …” „… Starting with conventional powertrains with a dual clutch transmission (DCT) like the 7DCT300/400 in the …” „… front, the approach goes over to 48V mild hybrid solutions like the hybrid dual clutch transmissions …”

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

„… transmission ratios are optimized simultaneously aiming at maximum range, maximum performance and minimal …” „… relative length. In case of the transmission, the speed ratio is optimized and the application of a …” „… the transmission ratios and EMs, which in combination optimize the technical objectives. In contrast …”

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

„… Frontloading for (Hybrid-) Transmission Integration at BMW Andreas Ramsauer, AVL List GmbH …” „… similar transmissions can still be clearly felt in different ways. By means of feature extraction, the …” „… , component testbeds, …). BMWs quality claim towards driveability evaluation in automated transmissions must …”

K. Hirano E-Axle with multi driving modes for BEV & Mild HEV P4 – The 3 in 1 e-Axle for EV requiring a wide range of driving force S. 229-240

„… situations. In recent years, single motor eAxles equipped with two-speed transmission for achieving low …” „… continuously variable transmissions [1, 2, 3]. However, in a vehicle such as a delivery truck in which the …” „… tire via the low gear. (see Fig. 3) Fig. 3: Torque transmission path of “1-Motor-Low” mode 2.2 …”

M. Giannantonio, S. Henzler, S. Rinderknecht Advanced Design of Dedicated Hybrid Drivetrains S. 77-100

„… vehicle platforms. The modularity of the approach enables the possibility to define different control …” „… with different control flows and solving algorithms for two different layouts are discussed. 1 I …” „… ntroduction and motivation The variety of new transmission and drivetrain topologies as well as new …”

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

„… shifting actuator (600-1000 [1/min]). 15.2. CONTROL The current control logic for the transmission is …” „… ] “Shift dynamics and control of dual-clutch transmissions”, Manish Kulkarni, Taehyun Shim, Yi Zhang …” „… control features (as all 4 systems can be electrically or electro-magnetically controlled …”

M. Hein, J. Pellkofer, K. Michaelis, T. Tobie, K. Stahl, D. Kadach Test method A/16,6/90 with injection lubrication for discriminating different lubricants for dual-clutch transmissions S. 437-452

„… dual-clutch transmissions Dr.-Ing. Michael Hein, HOERBIGER Antriebstechnik Holding GmbH, Schongau …” „… clutch transmissions must meet different requirements regarding the frictional behavior for different …” „… to only a limited extent for differentiating typical lubricants for dual clutch transmissions. Gear …”

S. Kaimer Power to the Wheels – Challenges and Benefits of Electrified AWD for EVs and Hybrid vehicles S. 117-124

„… with further improved longitudinal and lateral dynamics through individual torque control of both …” „… , 2021118 Fig. 1: Magna hybrid transmissions and e-axle drives overview Magna Powertrain has a …” „… portfolio of hybrid transmissions and axle drives to build differently scaled, electrified powertrain …”

F. Müller-Deile Advanced design of electric machines for trailers with electric axles S. 653-668

„… operation strategy for eDrive System Dr. Felix Müller-Deile, ZF Commercial Vehicle Control Systems …” „… embedding the control of the e-Drive system in the combined control systems of truck and trailer. The …” „… for traction support. To ensure optimal and safe integration of the eTrailer control system, the …”

K. Seno Prediction for the service lives of drive-train units by model-based development with the measured operational conditions S. 561-566

„… such as, controlling the engine throttle, shifting the transmission gears VDI-Berichte Nr. 2381, 2021 …” „… several operational conditions. Reliability evaluation of transmission gears Calculation of a …” „… reliability target in the early stage of the development allows to accurately design transmission gears …”

T. Skubacz, C. Burkhardt, S. Krischke Shift Elements for Electric and Hybrid Drivetrains – Shift elements with low drag losses, high actuation energy efficiency and integrated overload protection S. 487-498

„… combustion engine and transmission (P2), on the transmission (P3), close to the axle (P4) up to …” „… components. Switching elements either implement different load paths, e.g. transmission pathways, or serve …” „… friction linings that are also suitable for torque transmission. Even with normal wear of the friction …”

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