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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

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P. Cholvy, P. Armiroli 48V eDRIVE Modularity: An answer to eMobility complexity S. I-213-I-220

„… 48V eDRIVE Modularity: An answer to eMobility complexity Dipl.-Ing. Pierre Cholvy, Valeo …” „… eDRIVE system. This product has been optimized for package, NVH, efficiency and cost. Fig 9: 48V 25kW …” „… eDRIVE specification VDI-Berichte Nr. 2373, 2020218 In order to prove out the eAWD capacity the …”

P. Tenberge, A. Alnahlaui E-drive and hybrid-drive with 2 high-speed E-motors and a 2-speed gearbox S. I-233-I-252

„… 1 E-Drive and Hybrid-Drive with 2 High-Speed E-Motors and a 2-Speed Gearbox Prof. Dr.-Ing …” „… internal combustion engine can easily be linked to this e-drive only via a small clutch with an integrated …” „… the e-drive. High speed electrical motor plus a damping traction drive The characteristics of …”

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

„… The front-axle drive of the MEB – Volkswagen expands the e-drive portfolio Dipl.-Ing. Peter …” „… electric drivetrains of the new modular e-drive kit (MEB) DRITEV – 19th International VDI-Congress, Bonn …”

S. Worrall, J. Foulsham, I. Stone, T. Gassmann CeDrive – Electric drive technology for a new era – Advanced cooling and control of high-speed eDrive S. II-33-II-48

„… eDrive Sean Worrall, John Foulsham, Ian Stone, GKN Innovation Centre, Abingdon, UK; Theodor …” „… Cooling and control of high-speed eDrive” und wird von der Englischen Regierung gefördert. GKN Automotive …” „… stands for “Advanced Cooling and control of high-speed eDrive”. It is a UK funded project led by GKN …”

Titelei/Inhaltsverzeichnis S. I-I-I-X

„… expands the e-drive portfolio� � � � � � � � � � � � � 7 P. Lück, K. Bennewitz, J. Tousen, J …” „… Power Electronics, Leibnitz University Hannover 48V eDRIVE Modularity: An answer to eMobility …” „… . Spangler, BorgWarner Drivetrain Engineering, Ketsch E-drive and hybrid-drive with 2 high-speed E-motors and …”

A. Riegauf Transferability of economic electrification concepts in heavy goods traffic to mobile machinery S. I-435-II-VIII

„… EDrive June 24 and 25, 2020 Main topics: Electrified powertrains in series Electric motor design and …” „… E-Drive VDI-BERICHTE Herausgeber: VDI Wissensforum GmbH © VDI Verlag GmbH · Düsseldorf 2020 Alle …” „… eDrive 33 S …”

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

„… based on the available state of charge (SoC). The e-Drive Mode can be used until the SoC value reaches …” „… ICE SG ED ICE SG ED VDI-Berichte Nr. 2373, 202094 the ICE and P1 e-Drive (SG) can be decoupled by …” „… e-Drive mode, only the maximum available wheel torque of the ED is considered for the driver demand …”

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

„… electric drives Challenges in system integration Next-Gen E-Drive International Conference EDrive …” „… International Conference EDrive …”

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 S. I-385-I-402

„… sufficient pure electric output torque and a maximum e-drive velocity of 130 kph. A shifting of the e-motor …” „… E-Drive Platform Due to current and future regulations, car manufacturers are working to reduce the CO2 …”

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

„… efficiency, weight and space optimization. Main system requirements are: - Max. e-drive speed 135km/h …” „… - Max hybrid drive speed 210km/h. - Longitudinal acceleration in e-drive conditions ≥ 0.4 g. - Max …”

T. Casper, G. Spengler, M. Bromberger The high-efficiency fully electric drivetrain of the new Porsche Taycan S. I-289-I-304

„… weight. In the Porsche Taycan, the e-drives are particularly powerful and also enable several …”

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

„… select the most efficient operation points of the e-drive, but it also increases complexity, weight and …”

S. Rothe, B. Schröder, G. Lührs Coupled topology optimization of an electric drive S. II-75-II-88

„… optimization algorithm. 3. Multi-Material Topology Optimization for an e-Drive In Fig. 2 the concept of …”

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

„… EDrive, 2 - VDI-Berichte / 2019, Bonn 2019 VDI-Berichte Nr. 2373, 202016 …”

doi.org/10.51202/9783181023730

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

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

„… Volkswagen’s electric drivetrains of the new modular e-drive kit (MEB) Dipl.-Ing. Peter Lück …” „… insights into Volkswagen's new modular e-drive kit (MEB). Volkswagen also points to the modular …” „… single-speed transmission, the highvoltage wiring and the charging device. Basically, two e-drives can be …”

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

„… reduce complexity. Integrated eDrive system for various performance classes Dr.-Ing. (TH) Thomas Pullen …”

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

„… e-drive vehicles with transmissions from GKN are on roads in Europe, Asia and America. The automotive …” „… noise in hybrid and e-drive vehicles. GKN has supported drivetrain electrification since many years and …” „… facilities. AWD & e-drive systems contribute around 1/3 to the total sales value. GKN Driveline is …”

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

„… solutions for every demand: Pure EV eDrive units with 90kW up to 280kW of power each. The combination of …” „… rear axle eDrive unit to be combined with the untouched ICE powertrain in the front of the vehicle …” „… of the different customers. Concept 1: ICE plus automated hybrid transmission and eDrive LOW up to …”

S. Demmerer Efficiency of electric axle drive systems – Potential of multi-speed-drives S. I-279-I-286

„… system in focus for two speed e-drives. VDI-Berichte Nr. 2354, 2019280 The official values for …” „… e-drive converts electric energy into mechanical energy while driving and mechanical energy into electric …” „… energy will pass the e-drive system several times and will be converted each time with the efficiency ɳ …”

M. Horn, F. Kutter, B. Vahlensieck Advanced development of dedicated hybrid concepts – Systematic search for optimal powertrain concepts S. I-1-I-20

„… different types of tailor-made hybrid concepts according to their edrive structure and gear set architecture …” „… transmission gear set functions must be transferred to the electric drive unit (e-drive) of the powertrain …” „… . Dedicated hybrid concepts use their e-drive not only for electric driving but also for basic transmission …”

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

„… AG, Friedrichshafen Integrated eDrive system for various performance classes …” „… Electrical Powertrain Volkswagen’s electric drivetrains of the new modular e-drive kit (MEB …”

A. Locher, M. Ebenhoch, P. Gutmann Innovative 8HP modular design kit for conventional, MHEV and PHEV transmissions S. I-103-I-112

„… . 4: Fully integrated technologies: E-Drive PHEV VDI-Berichte Nr. 2354, 2019106 3.2 Fully …” „… space can be identified, which enables a full integration of the E-Drive, consisting of power inverter …”

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

„… for e-engines International Conference EDrive International Conference EDrive Wissensforum 6th …”

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

„… application). Also, the high-speed e-drive can bring an improvement of ~5% in terms of average efficiency …”

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

„… Kolloquium, Baden-Baden, 2018 [2] Pfund, T.: The Schaeffler eDrive Plattform – Modular and Highly …” „… Conference EDrive July 10 and 11, 2019, Bonn Main topics: Current OEM concepts for the electrified drive …”

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

„… architecture. This leads to a negative impact on recuperation and e-drive performance at certain vehicle speed …” „… recouple the ICE to the drivetrain when changing from e-drive-mode to Hybrid- or ICE mode. The area with …”

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

„… back in 2011 that it possesses system expertise with the “Active edrive” concept vehicle. The …”

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

„… Congress EDrive, Bonn 2018 [9] Buchberger, R., Grieshofer, O., Hinterberger, W., Sereinig, R …”

U. Stockinger, H. Pflaum, K. Stahl Single vs. multi-cone synchronizers with carbon friction lining – A comparison of load limits and deterioration behavior S. I-455-I-470

„… : Dritev. International VDI Congress Dritev - Drivetrain for Vehicles, EDrive, Transmissions in Mobile …”

doi.org/10.51202/9783181023549

VDI Wissensforum GmbH - Dritev – Drivetrain For Vehicles 2018

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VDI Wissensforum GmbH (ed.)

Dritev – Drivetrain For Vehicles 2018

Series: VDI-Berichte

Volume 2328 2018

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R. Heckmann Fully automated EOL E-drive testing – Automation and modularity for efficient testing solutions S. II-73-II-84

„… Fully automated EOL E-Drive Testing Automation and modularity for efficient testing solutions …” „… Abstract E-Drives are a challenge in automated EOL testing. Where a test bench in the past was primarily …” „… a means of measuring noise, its main components today for E-Drives are much more complex, such as …”

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

„… structure borne noise has been developed and successfully used for MPT's eDrive developments. For …” „… eDrive system together with e-motor and inverter. The paper shall show the approaches developed and …” „… incorporated by MPT based on highly efficient eDrive projects that also fulfill acoustic and lightweight …”

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

„… AWD e-Drive as a P4 hybrid. In this context, Magna and GETRAG have focused on the analysis of …” „… . The third and most powerful variant combines the 7DCT HV with an HV e-drive, placing a high voltage …” „… (48V, HV plug-in, e-axle, HV e-drive). Fuel consumption can be reduced through high-voltage hybrids …”

M. Hofstetter, D. Lechleitner, M. Hirz, M. Gintzel, A. Schmidhofer Multi-objective gearbox design optimization for xEV-axle drives under consideration of package restrictions S. I-239-I-254

„… eDrive system perspective, also including the electric machine and the power electronics [1]. Problem …” „… An electric powertrain - also known as an eDrive - consists of the electric machine, the gearbox and …” „… to the wheels. In the gearbox design process of a new eDrive, several input parameters (Fig. 1 …”

D. Güth, J. Haupt, T. Gassmann Seamless-shift two-speed eAxle with torque vectoring S. I-255-I-268

„… consistently promotes the development of eDrive systems that are both more efficient and increasingly powerful …” „… the complete eDrive system including eMotor, inverter, transmission and hydraulic actuator …” „… unique features. Combing eDrive and torque vectoring functionality, it is possible to improve agility …”

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

„… is the revised powertrain management of the latest Golf GTE. For optimizing e-drive experience and …” „… is used to adapt the hybrid manager regarding its e-drive and charging strategy. The distance …” „… and a specific e-drive category. Three operating modes are basically distinguished: Electric …”

M. Werra, A. Ringleb, C. Sieg, F. Küçükay Thermal behavior of 48 V hybrid systems S. I-529-II-VI

„… International VDI Congress EDrive June 27 and 28, 2018, Bonn VDI-BERICHTE Herausgeber: VDI Wissensforum GmbH …” „… . Rochlitzer, AUDI AG, Ingolstadt Fully automated EOL E-drive testing – Automation and modularity for …”

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

„… of Al- housings - not for a traditional mechanical system, but for a High Voltage e-Drive product …”

doi.org/10.51202/9783181023280

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

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

„… Gear Design Challenges of 2-speed-AMT High Torque E-Drives Pranav Barve, VCST Industrial …” „… & control (fully automated factories). Fig. 1: VCST strategy VCST e-Drive department offers a …” „… smart portfolio of e-Drives concepts as perfect fits for the new EV categories. These are Offset, or …”

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

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

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

„… disconnectable eDrives Dipl.-Ing. Gilles Herbillon, VC ST Industrial Products, Sint-Truiden, Belgium erfor …” „… e-Drive department offers a smart portfolio of e-Drives concepts as perfect fits for the new EV …” „… : VCST eDrives AMT-concepts including a dog clutch technology ABSTRACT The future transmissions for …”

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

„… eTransport Application of axle-integrated e-drive in urban LCV and MD trucks Dr.-Ing …”

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

„… considerations, electric axle drives (e-drives) are often equipped with a parking lock system, which prevents …” „… lock into the e-drive, various mounting positions inside the e-drive are eligible, which have a direct …” „… influence on the e-drive packaging. Furthermore, engaging the parking lock may happen at small vehicle …”

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 …” „… series realization of the e-Drive and its components it is essential to find a balance between …”

R. Resch, C. Danzer, A. Poppitz, T. Pirkl Alternative drivetrains for sustainable commercial vehicles S. 669-684

„… this investigation, IAV developed a 2-E-Motor 3-speed E-Drive Unit (EDU) as a concept that can be …” „… a new e-drive for commercial vehicles. The decision for an integrated axle drive does not clearly …” „… above was implemented for the development of the new e-drive concept. The aim of this study is to …”

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

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

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

„… ) Figure 3: eDrive in gear 2nd with a) axle torque over vehicle speed and b) DHD Plus torque flow path …” „… Figure 5. b) a) Figure 5: extended eDrive in 4th gear with a) axle torque over vehicle speed and …” „… Magna C0 open Slipping C1/C2 5th gear engaged 3 EM R 5 2 41 3 EM R 5 2 41 C0 eDrive 2nd gear eDrive 4th …”

Titelei/Inhaltsverzeichnis S. I-XVI

„… components for hybrids and e-drives Simulation and AI-supported design in development Plenary speeches …” „… according to Maturity Level in E-Drive Development � � � � � � � � � � � � � � � 61 R. R …” „… Validation of an electrically-commanded dog clutch system for multi-speed and disconnectable eDrives …”

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

„… eliminates any additional fuel consumption from mechanical losses. But which e-drive axle technology is …” „… was an electrified axle with a simple differential (standard eDrive). It is the benchmark in terms of …” „… including active torque vectoring systems Differing from the ‘standard eDrive’, the four architectures …”

C. Schörghuber, M. Ortner, J. Pell, S. Pretsch Holistic system design and operation of a fuel cell truck based on an innovative energy management S. 685-700

„… battery is fully charged, dissipated via brake resistors. The waste heat of fuel cell, battery, e-drives …” „… model and a power limitation. The e-axle system is modeled via efficiency maps of the e-drives as well …” „… capabilities is considered for both, battery and e-drives via simplified thermal models. The cooling fan power …”

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

„… production, more integrated, purpose-built e-drive solutions will be preferred of which an example is shown …”

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

„… Propulsion Systems, CTI Symposium USA 2020 [5] Steinmair G., Modular and Scalable 48V Platform eDrive …”

A. Fröhlcke, M. Felbermaier, A. Britten, P. Fietkau Finite element approach for analyzing noise and vibration in electric drives S. 47-60

„… dual clutch gearbox using virtual methods. International Conference EDrive, Dritev (VDI-Berichte Nr …”

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

„… E-drive output torque 2400 Nm Total output torque 5000 Nm Total weight including EM (IPM machine …”

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

„… e-drive potential to the GETMS and the trailer EBS. Vice versa, the LSM receives force requests to the …”

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

„… three main contributors. 1. E-drive (e-motor and inverter) efficiency 2. Mechanical transmission …”

E. Schneider, C. Danzer, E. Schreiterer Modular and highly functional Hybrid Platform for subcompact cars up to full-size SUV S. 191-206

„… both a sufficient pure electric output torque and a maximum e-drive velocity of 130 kph. A shifting of …”

doi.org/10.51202/9783181023815

VDI Wissensforum GmbH - International Conference on Gears 2023

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International Conference on Gears 2023

Series: VDI-Berichte

Volume 2422 2023

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M. Yilmaz, M. Ayar, F. Zerulli, K. Humm, J. König, B. Schwarz Gearbox efficiency of eDrives: correlation between measurement and calculation of load-dependent torque losses S. 985-994

„… Gearbox efficiency of eDrives: correlation between measurement and calculation of load-dependent …” „… , these approaches are also used for the calculation of the load-dependent torque losses of eDrives …” „… the eDrive gearbox are determined at a motor-generator test rig. The necessary lubricant factors for …”

G. Devaraj Vibration reduction of planetary gear drive using mesh phasing: modelling and experimental validation S. 157-174

„… behavior of the PGS, i.e. : inertia of other parts of e-drive system, housing parts and shafts dynamic …” „… following application case (see Figure 5) concerns a real-life manufactured planetary e-drive set-up on a …” „… above-discussed planetary e-drive system developed by Dana Belgium NV. It comprises: a permanent magnetic …”

B. Abert, D. Werner The Influence of Wheel Body Design on Airborne Noise S. 357-366

„… , T., Grozdanovic, I., and Pevec, D., “Root Cause Analysis and Structural Optimization of E-Drive …”

M. M. Klein Holistic Sustainability-Assessment of Gearboxes S. 815-828

„… -stage gearbox for an automotive e-drive is investigated regarding energy consumption and CO2-footprint …”

L. Bonaiti, M. Brambilla, P. Chiariotti, A. Cigada, C. Gorla, G. Boni, P. Codeluppi The effect of pinion axial positioning on noise and transmission error of face hobbed and face milled bevel gears S. 839-852

„… comes to e-drive – powered vehicles, where it is not possible anymore to rely on the masking effect …”

A. Carvalho, R. Rego, N. Fukumasu, D. Tamayo, F. Nascimento, I. Machado PVD Deposition of Nb-MoS2 Coatings on Gear Carburized Steel S. 1071-1082

„… . [2] Hailu H. et al. Design and fatigue analysis of an E-drive transmission system of single-speed …”

I. Criscuolo, F. Carneiro, G. Guimarães, R. Rego, J. Mascheroni Indirect Selective Laser Sintering: Modeling and analysis of surface densification by shot peening S. 1681-1698

„… eDrive applications, Düsseldorf: VDI Verlag, 2017, p. 119–131. VDI-Berichte Nr. 2422, 20231696[14] Frech …”

Titelei/Inhaltsverzeichnis S. I-XXVIII

„… GmbH, Magdeburg, GermanyGearbox efficiency of eDrives: correlation between measurement and calculation …”

doi.org/10.51202/9783181024225

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