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VDI Wissensforum GmbH - Testen und Validieren elektrischer Antriebsstränge

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VDI Wissensforum GmbH (ed.)

Testen und Validieren elektrischer Antriebsstränge

Series: VDI-Berichte

Volume 2412 2023

Results in this title

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

„… Novel Methodology of E-Drive testing, calibration and optimization  Newest test equipment for …” „… , Schmitt A., AVL SET GmbH, Haag F., AVL Software & Functions GmbH Innovative E-Drive testing and software …” „… the E-Drive system on a vehicle fleet level. Thus, affecting production cost or rejects. Abstract …”

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

„… Prüfstandsaufbauten und Nachrüstlösungen für bestehende Systeme Testing of High Power Drive Trains at High Speeds …” „… Abstract The requirements of testing facilities for components and assemblies of drive systems have …” „… , 202321 High-Speed Testing Requirements Over the last decade the development of drive systems was …”

R. Heckmann Plattformbasierte modulare Anlagenlösungen erzeugen Synergien für die Funktionsprüfung des gesamten e-Antriebssystems – Funktionsprüfung für e-Antriebe S. 19-24

„… functional testing of the entire e-drive system Functional Testing for e-drives Dipl.-Ing. Ralph Heckmann …” „… individual systems are checked for functionality during end-of-line testing of the assembled e-drive. This …” „… testing content the same as those in the complete e-drive system? What benefits and synergies are …”

Titelei/Inhaltsverzeichnis S. I-X

„… . Trost, P3 automotive GmbH, StuttgartNovel Methodology of E-Drive testing, calibration and optimization …” „… , Institut für Antriebs- und Fahrzeugtechnik, Universität Kassel, Kassel Battery TestingModellgestützte …” „… wieder. Printed in Germany.ISSN 0083-5560ISBN 978-3-18-092412-0 · E-ISBN 978-3-18-102412-6 …”

T. Kaufmann Rules and regulations for the safety of high-voltage batteries – a global overview S. 91-98

„… ] https://heavyindustries.gov.in/writereaddata/UploadFile/MHI_Guidelines_ Testing_parameters_for_EV.pdf VDI-Berichte Nr. 2412, 202398 …” „… electrically driven vehicles increases in all relevant markets worldwide, also the efforts of regulating the …” „… highlighted. Of course, there are additional rules to be applied to traction batteries (e.g. regarding …”

doi.org/10.51202/9783181024126

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

Results in this title

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 …” „… successful EOL testing of E-Drives therefore are: • Flexibility in the layout of the test facility …”

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

„… NVH process validation of eDrives has been elaborated [8]. The final validation by means of testing …” „… 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 …”

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

„… software-driven ones with an ever growing share of inhouse developed software code [Stadler 2017]. As a result …” „… the dependency on expensive physical prototypes and testing vehicles. Based on the IPEK-X-in-the-Loop …” „… activities that are usually carried out with prototype vehicles in road-based testing are reallocated …”

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 …” „… VDI-Berichte Nr. 2328, 2018 385 Abstract Those who consider buying an all-wheel-drive vehicle usually …” „… additional consumption as low as possible. Therefore, major priority in the development of all-wheel-drive …”

A. Viehmann, R. König, S. Rinderknecht Investigation of gear shifts in a parallel-series hybrid powertrain with dog clutches in a demonstrator vehicle (two-drive-transmission with range-extender, DE-REX) S. I-323-I-346

„… ” EM1 drives the vehicle in the first gear in STM1 (clutch C11 engaged) while in “E2C11C21” both …” „… is driven in mode E1C11 when a change to the parallel hybrid driving mode P2C11C21 is requested …” „… , „Effizienzsteigerung durch optimale Abstimmung von Getriebe und E-Maschinen am Beispiel des Two Drive Transmission …”

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

„… developed the eTwinsterX, a new type of very compact electrical drive unit that features a two-speed gearbox …” „… consistently promotes the development of eDrive systems that are both more efficient and increasingly powerful …” „… two independent drivetrains in one vehicle: a standard combustion engine driven axle and an e …”

M. Hein, T. Tobie, K. Stahl Holistic approach for fatigue life design of vehicle transmissions S. I-131-I-146

„… obtained by extensive testing or from literature / standards (e.g. ISO 6336-2 [2] and 6336-5 [4 …” „… testing for approval of the gearbox system. The basic calculation of the load carrying capacity is based …” „… can be used to describe the fatigue life behavior. It can either be obtained by extensive testing or …”

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

„… . Rochlitzer, AUDI AG, Ingolstadt Fully automated EOL E-drive testing – Automation and modularity for …” „… . After that, three different hybrid topologies with front wheel drive (P1, P2 and P3) with an …” „… , the gearbox model calculates all possible operating point combinations as well as drive modes. The …”

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

„… -Charger BSGWater pump (48V) P2/P3/P4 drive 0 20 40 60 80 100 10 100 1000 10000 100000 A ct iv at io n tim e …” „… Zusatzverdichter (eV) mit einer elektrischen Leistung von bis zu 6,5 kW eingesetzt, um die Dynamik der Aufladung …” „… assist by belt-driven starter generators (BSG). FEV Europe GmbH has designed a full-featured 48 V mild …”

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

„… and E-motor Options Brad Chamberlin, BorgWarner Power Drive Systems, USA; Eckart Gold, BorgWarner …” „… . Within the P2 functional e-position, there are two primary different physical locations possible. This …” „… purchase vehicles with just one conventional drive (gasoline or diesel driven engines), the share of HEVs …”

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 …” „… plus HV e- Drive as examples; this will focus not only on carbon dioxide emissions but also the …”

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

„… technical effort. The possibilities of achieving further progress in the conventional drive with the …” „… automatic transmission and the networking of the drive components have become even more important in recent …” „… tight cluster of production starts and also the increasing demands in the field of drive performance …”

M. Mileti, H. Pflaum, K. Stahl TorqueLINE cone clutch: Thermo-mechanical stability of cone clutches for ATs S. I-357-I-368

„… reduces, remaining the load equal, specific friction loss – i.e. the energy loss per unit area …” „… synchronize the shafts they are connected to through friction. Hence, another component (e.g. the engine) has …” „… ]. This solution can be found e.g. in ZF’s 9HP transmission [10]. Synchronizer: it is composed of both …”

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

„… automatic transmission (standard, four wheel driven, hybrid, plug in hybrid), ZF benefits from a globally …” „… "). With Big Data Analytics, forecasts can be created to derive recommendations for action, e.g. as …” „… machining in order to counteract the flood of business trips and e-mail inquiries. On the one hand, machine …”

doi.org/10.51202/9783181023280

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VDI Wissensforum GmbH (ed.)

Dritev 2022

Series: VDI-Berichte

Volume 2401 2022

Results in this title

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

„… Innovative E-Drive testing and software optimization – Key to maximize range, comfort and …” „… durability. We are using two testing environments for our investigations, an E-Drive and an Inverter testbed …” „… functional testing of the single components. There are however some E-Drive characteristics that require high …”

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

„… testing facilities for components and assemblies of drive systems have changed a lot over the last years …” „… of E-Mobility Components over Years Over the last decade the development of drive systems was facing …” „… shows the power, speed, and torque requirements of high-speed drive test systems for e …”

J. Merckling Use of Power-Dense Fuel-Efficient Tapered Roller Bearings in E-Drives under Low-Viscosity Oil and High-Speed Conditions S. 153-168

„… Use of Power-Dense Fuel-Efficient Tapered Roller Bearings in E-Drives under Low-Viscosity Oil and …” „… alternative to ball bear-ings in terms of load-carrying capabilities in e-drives, Timken has developed a …” „… design, and summarizes the results obtained for a light vehicle e-drive tested successfully at 11000 rpm …”

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

„… equipped with two independent e-axles (front/rear drive). The bistable switching element enables the …” „… fluctuations and vibrations in the drive and the drive train. For this purpose, the electrodynamic testing …” „… slipping state. In this way, a safe state of the vehicle can be achieved even in dangerous situations (e …”

Titelei/Inhaltsverzeichnis S. I-X

„… � � � � � � � � � � � � � � � � � � � � � �27 V. Ludwig, Magna Powertrain, Untergruppenbach f MethodsInnovative E-Drive testing and software …” „… drivesIntelligent all-wheel driveThermal management of e-machinesSustainability and life cycle analysis in …” „… , Technical University of DarmstadtUse of Power-Dense Fuel-Efficient Tapered Roller Bearings in E-Drives under …”

M. Essam Ahmed, I. Garcia de Madinabeitia Merino, F. Duchi Advanced Electric Drive Modelling for Thermal and NVH adaptive control S. 407-XII

„… Advanced Electric Drive Modelling for Thermal and NVH adaptive control Case study 48V e-Axle for …” „… (e-machine, inverter, busbars and cables) of the electric drive as shown in Fig. 1. As known, FE-Modelling …” „… . 5: Efficiency map comparison between measurement and simulation of AVL 48V e-Drive Influences of …”

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

„… driving the connected parts, e.g. through a belt drive. When the synchronizer is moved from neutral …” „… double eDrive architectures are used to enable torque support of one EM, when shifting the …” „… Testing of shift elements Standardized Methods, State of the Art and Future Challenges Dr.-Ing …”

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

„… Model-based simulation of a longitudinal dynamics vehicle model with a single-wheel drive …” „… from the off-highway sector with a single-wheel drive is simulated. A realistic description of the …” „… , new vehicles with innovative drive systems. VDI-Berichte Nr. 2401, 2022 381 These challenges must be …”

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

„… components in the drive system. Research shows the potential of future-proof powertrain to-pologies with …” „… gearboxes in the electric drive train and future research needs are opened up. 1. Introduction and Research …” „… . 2. State of the Art Use of High-Speed Electrical Drive Units in Future Powertrains High-speed …”

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

„… influence of the oil temperature on the CoF. A wet clutch test rig that operates with both drive torque and …” „… , the CoF varies not only over time but also depends on the operating conditions: sliding speed, drive …” „… theoretical and experimental analysis based on endurance experiments on a powertrain test bench. The testing …”

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

„… driver models. These generically created, RDE-compliant driving profiles are then repro-duced on the …” „… shifted the focus within vehicle development towards testing and certification under real road conditions …” „… environmental conditions (e.g. traffic, temperature, ambient pressure/altitude above zero, humidity) [1]. A …”

G. Göppert, M. Adrian AI Approach to Wet Friction Torque Model Adaptation S. 321-334

„… clutch supported ICE starts. In addition, multi-gear e-axle systems or mechanical torque vectoring units …” „… . Input is 20 equidistantly sampled time frames of 11 input signals – shape of input is (20,11), i.e …” „… system is depicted in Fig. 4 left. It shows a launch with subsequent drive up-shifts, cruise and finally …”

doi.org/10.51202/9783181024010

VDI Wissensforum GmbH - Fahrerassistenz und Integrierte Sicherheit 2016

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VDI Wissensforum GmbH (ed.)

Fahrerassistenz und Integrierte Sicherheit 2016

Series: VDI-Berichte

Volume 2288 2016

Results in this title

A. Kraus Sicherheitsanforderungen an Systeme hochautomatisiert fahrender Fahrzeuge S. 311-322

„… national traffic rules 4. Product liability 5. Driver liability 2. Current testing The elementary …” „… regulations a lot of internal often proprietary testing procedures exist which are developed e.g.by vehicle …” „… manufacturers of by testing organisations, e.g. [6] or [7]. Such testing approaches are usually significantly …”

S. Gehrig, S. Ramos, P. Pinggera, U. Franke Detecting Small Road Hazards – A Must for Self-Driving Vehicles S. 425-438

„… hazardous cargo on the road proves to be quite difficult, even for experienced human drivers (see e.g. Fig …” „… mastered by manual drivers and consequently end up in no statistics. Given the frequency of 100 …” „… for lost cargo. 3. Methods and Baselines 3.1 Direct Planar Hypothesis Testing (PHT) In this work …”

M. Salfeld, M. Arnon Integration des nutzerzentrierten Entwicklungsansatzes in die Serienentwicklung einer Baustellenassistenz S. 411-424

„… für den Anwendungsfall Baustellendurchfahrt, die dann im sogenannten RITE (Rapid Iterative Testing …” „… Einordnung Rapid Iterative Testing and Evaluation Besonders hervorzuheben ist das RITE Verfahren [10 …” „… ] (Rapid Iterative Testing and Evaluation), das ein schnelles, quasi empirisches Verfahren ist. Ziel der …”

B. Rogic, S. Samiee, A. Eichberger, S. Bernsteiner, C. Payerl Konzeptionelle virtuelle Absicherung von automatisierten Fahrfunktionen anhand eines SAE Level 3 Fahrstreifenwechselassistenten S. 131-140

„… Stochastic Testing of Advanced Driver Assistance", Lecture Notes in Mobility, Heidelberg, 2015. [3] J …” „… . FAS-Tagung München, 2013. [2] S. Prialé Olivares, N. Rebernik, A. Eichberger and E. Stadlober, "Virtual …” „… . Bach, K. Bauery, M. Holzäpfely, M. Hillenbrand and E. Sax, "Control based driving assistant functions …”

doi.org/10.51202/9783181022887

VDI Wissensforum GmbH - SIMVEC – Simulation und Erprobung in der Fahrzeugentwicklung

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VDI Wissensforum GmbH (ed.)

SIMVEC – Simulation und Erprobung in der Fahrzeugentwicklung

Series: VDI-Berichte

Volume 2333 2018

Results in this title

J. Neumann, T. Tentrup, T. Weck How to calibrate and test advanced driver assistance and autonomous driving systems EoL – From development into the end-of-line S. 527-542

„… calibration and testing of driver assistance functionality on vehicle level. With this methodology the …” „… Setting), driver assistance systems (DAS Setting), as well as for the testing of the driving dynamics …” „… to end-of-line testing technology. The rising demands for driver assistance and autonomous driving …”

J. Wimmer, P. Stopp Einbindung eines pradiktiven Elektro-Chemischen Batteriemodells in ein virtuelles E-Fahrzeug S. 399-414

„… are required because these models are often used in long testing scenarios, such as drive cycle tests …” „… Einbindung eines prädiktiven Elektro-Chemischen Batteriemodells in ein virtuelles E …” „… conditions at which the battery has been tested. Thus battery testing and characterization effort is reduced …”

Titelei/Inhaltsverzeichnis S. I-XIV

„… body parts. . . . . . . . . . . . . 75 E. Papoutsis, M. Hojjat, BMW Group, Munich; K.-U …” „… . . . . . . . . . . . . . . . . . . . . . . . . . 229 S. Jones, H. Böhm, E. Bogner, AVL List GmbH, Austria Simulative Assessment of Differential …” „… Braking for Steering Redundancy in Automated Driven Trucks …”

E. P. Viña, M. Kleer, K. Dreßler Virtual validation of autonomous vehicles in a 3D Pointcloud S. 337-344

„… fail to capture the complex edge cases in the real world -i.e. poorly painted lines or vandalized …” „… systems, the requirements for simulative testing and validation are drastically increasing. The systems …” „… ; on the other hand, the validation and testing of such systems becomes extremely complex. The …”

M. Peperhowe, S. Bannenberg, R. Rasche Smart Testing of Intelligent Systems S. 731-748

„… Smart Testing of Intelligent Systems Dipl.-Math. Michael Peperhowe, M.Sc. Sebastian Bannenberg …” „… testing does not seem to be adequate as it relies on existing straight-forward test catalogs. For a …” „… approaches, such as scenario-based testing. A scenario in the context of highly automated driving mainly …”

H. Schneider, T. Weck Effizientes Testen von Active-Safety Funktionen auf dem Testgelande und in der Simulation . S. 287-304

„… Efficient Active-Safety-Testing using Advanced On-Road Data Analysis and Simulation DI Hannes Schneider …” „… programs even further. Test reproducibility is very difficult. To enhance efficiency in the testing …” „… testing while allowing comparison with test track references. Furthermore, scenario execution is …”

A. Krätschmer, A Wagner, H.-C. Reuss Lastlose Erprobung von E-Maschinen in der fruhen Entwicklungsphase S. 487-494

„… Lastlose Erprobung von E-Maschinen in der frühen Entwicklungsphase Load-free testing of …” „… e-machines in the early development phase Andreas Krätschmer, M.Sc., Alfons Wagner, M.Sc., Prof …” „… batterieelektrische Fahrzeuge ab. Einer dieser Prüfstände, der Lastlosprüfstand, bietet die Möglichkeit, E …”

D. Frerichs, M. Borsdorf Quality for Vehicle System Simulation S. 835-846

„… their actual project work, with the model usage e.g. testing a brake control unit. With the help of …” „… vehicle dynamics e.g. IPG Carmaker or CAN-networks e.g. dSPACE RTI CAN MultiMessage Blockset …” „… use case of the software or system. If the model is used in a simulation method for testing …”

I. Vogeler, R. Untermaierhofer, R. Petz, T. Schütz Different methods for road load determination in comparison – Wind tunnel, Wind tunnel method according to WLTP and Coastdown method S. 469-486

„… , the vehicle is driven at 90 per cent of the maximum speed of the applicable WLTC (e.g. 118 km/h for …” „… vehicle using the Wind tunnel method instead of using coastdown testing procedures on a proving ground …” „… components of the road load (mostly rolling resistance and drive train losses) determined by a flat belt or …”

T. Rinnert, G. Prokop Ein 3-Saulen-Ansatz zur Bewertung der Fahrzeug- und Verkehrssicherheit S. 305-314

„… , further criteria, such as user acceptance of a driver assistance system and its effects regarding the …” „… Versicherungswirtschaft e.V.: „Übergabe von hochautomatisiertem Fahren zu manueller Steuerung -Teil1-“, Forschungsbericht …” „… Testing”, Safety Update 2018, Würzburg, Mai 2018 VDI-Berichte Nr. 2333, 2018314 …”

doi.org/10.51202/9783181023334

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