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VDI Wissensforum GmbH - Innovative Antriebe 2018

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VDI Wissensforum GmbH (ed.)

Innovative Antriebe 2018

Series: VDI-Berichte

Volume 2334 2018

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

„… From customer requirements to the optimal hybrid powertrain High-performance hybrid …” „… transmission for future plug-in hybrid drives Dr. Jörg Müller, Jens Liebold, Dr. Christoph Danzer, IAV …” „… advanced development. Furthermore a new powerful hybrid concept will be derived which enables high …”

Titelei/Inhaltsverzeichnis S. I-VII

„… – High-performance hybrid transmission for future plug-in hybrid drives …” „… Predictive Energy Management Strategies for Hybrid Electric Vehicles: eHorizon for Battery Management …” „… . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .65 T. Korn, KEYOU GmbH, Unterschleißheim From customer requirements to the optimal hybrid powertrain …”

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

„… Fuel Consumption HV High Voltage PHEV Plug-in Hybrid Electric Vehicle PTCF Predictive Thermal …” „… Predictive Energy Management Strategies for Hybrid Electric Vehicles: eHorizon for Battery …” „… Horizon (or eHorizon) strategy able to increase the electric range of a plug-in hybrid supersport vehicle …”

doi.org/10.51202/9783181023341

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

„… TREMEC Hybrid Dual Clutch Transmission (HDCT) Electrification of TREMEC’s high performance dual …” „… leading manufacturer in the North American market for manual transmissions for high performance passenger …” „… ], another high-performance transmission was added to the TREMEC portfolio. Designed with a torque …”

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

„… performance during allelectric, hybrid and ICE driving are presented. Kurzfassung Das DHD Plus ist Teil …” „… targets and the need to exploit further performance and efficiency potentials of plug-in hybrid …” „… front, the approach goes over to 48V mild hybrid solutions like the hybrid dual clutch transmissions …”

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

„… powertrain, suitable for high performance sportscar applications. The transmission features hybrid …” „… 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 …”

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

„… increase the driving performance in electric and hybrid drive and to offer a serial driving mode for very …” „… main parameters of the hybrid system like number of speeds, ratio configuration, performance …” „… increase due to the higher mechanical effort. A comparison of the different hybrid topologies - P2(X …”

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

„… leading manufacturer in the North American market for manual transmissions for high performance passenger …” „… high performance DCT’s in recent years, with applications in C8 Corvette, Ford Mustang GT500 and …” „… of high-performance hatchbacks Along with increasing targets for performance and driving …”

Titelei/Inhaltsverzeichnis S. I-XVI

„… Hybrid Dual Clutch Transmission (HDCT) – Electrification of TREMEC’s high performance dual clutch …” „… H8-DCT-850 – High Performance Dual Clutch Transmission for transaxle application …” „… Mechanical Engineering (IMS), Technical University of Darmstadt Frontloading for (Hybrid-) Transmission …”

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

„… idle and a good cold start performance. The system is located between the ICE and the transmission …” „… and high-voltage hybrid systems, in combination with a PES are discussed. 1.1. ICE Starting …” „… Hybrids Depending on the desired e-driving range and performance as well as cost target for the …”

G. Brudeli, B. Vestgård, S. Bjørkgård, L. Bjørkhaug Sustainable drivetrain architecture for hybrid and electric trucks S. 567-580

„… still at high cost. The BGM modular hybrid aims at making a scalable, affordable, and fuelefficient …” „… environmental targets. 2 The BGM hybrid system The BGM system can be used with most stepped transmission …” „… the AMT transmission. Although present in the market for many years, it has not reached a high market …”

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

„… the transmission to achieve the elected vehicle performance targets with simultaneous high grade of …” „… cars (C-class) up, we see 1- and 2-speed transmissions due to higher efficiencies at the same or more …” „… drive unit hardware, especially the transmission, and create a high modular and customizable drive unit …”

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 …” „… propelled vehicles come with either 4- (base & mid performance level) or 6-cylinder engines (high and top …” „… development process. The initial state of the mid performance level is targeted more towards high comfort and …”

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 …” „… BEVs towards maximum performance, performance reproducibility, high energy efficiency and low …” „… energy consumption ? within the WLTC. To ensure high and reproducible performance, the acceleration …”

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

„… elektrifizierter Antriebsstränge, wie z. B. Add-on, DHT (Dedicated Hybrid Transmission) und andere Hybridlösungen …” „… and features of electrified powertrains, such as Add on, DHT (Dedicated Hybrid Transmission) and …” „… oscillation. 2 Dedicated Hybrid Transmission A DHT describes a transmission that operates alongside the …”

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

„… the damper and the transmission elements from high torque peaks. Here, a bumper stage integrated into …” „… a low transmission ratio the available spring travel can be transformed in significantly higher …” „… looking dedicated hybrid transmission (DHT) concept respectively each including an integrated torque …”

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

„… dual clutch transmission (DCT) or automatic transmission (AT) combined with a high power ICE. At the …” „… designed for two EM named Two-Drive-Transmission (TDT), aiming for high efficiency while pure electric …” „… driving, moderate costs, and high shift comfort. In this context, a new approach for a hybrid TDT was …”

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

„… Vehicle CAE: Computer Aided Engineering CV: Commercial Vehicle DHT: Dedicated Hybrid Transmission EM …” „… and emissions legislation along with the constant drive for improved performance and energy …” „… combustion, FCEV, electrified boosting, hybrid, plug-in, and full battery electric systems. Within each of …”

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

„… Abstract 2-speed gearboxes offer a promising solution to achieve high efficiency and performance for …” „… Transmission ratio, Contact ratio, mesh order separation, Gear contact and bending fatigue safety for duty cycle Gear Macrogeometry Design1 …” „… Gear Design Challenges of 2-speed-AMT High Torque E-Drives Pranav Barve, VCST Industrial …”

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

„… previous mechanical power take-off: standardization and performance specification A PTO (power take-off …” „… available as a secondary output of a transmission. The PTO is mainly found in the commercial vehicle …” „… of PTO can also be differentiated - engine PTO, transmission PTO or directional PTO are the most …”

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

„… overtaking the other segments, [1] there is a high probability of growing performance requirements for the …” „… high-speed motorway mode as a compromise. A second transmission ratio could help to increase the areas of …” „… presented in this paper is located in the center. It delivers high performance shifts and medium cooling …”

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

„… need to remain affordable, even with increased performance. Multi-speed transmissions have the …” „… potential to mitigate the conflict between efficiency and performance. Due to their higher efficiency in …” „… three-speed transmission [2]. 2 Higher efficiency thanks to a multi-speed transmission In modern …”

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

„… essential for e-drives to meet performance and installation requirements. The coiling system effects not …” „… . Drawbacks are the dependency on 3D geometry and significantly higher computational effort, especially in …” „… frictional losses from the transmission, bearings and sealings, and power electronics losses are required …”

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

„… , 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 …” „… Power to the Wheels – Challenges and Benefits of Electrified AWD for EVs and Hybrid vehicles …”

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 …” „… , power electronics and a higher level of sophisticated transmission knowledge will be required …” „… commercial and technical solution. So far there seems to be not one solution, but many, ranging from Hybrid …”

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

„… .; Liebold, J.: High-performance dedicated hybrid transmission for future plug-in hybrid drives. China: CTI …” „… within the Concept Design of dedicated Hybrid Transmissions. Master Thesis (unpublished). University of …” „… Advanced Design of Dedicated Hybrid Drivetrains Dipl.-Ing. Marco Giannantonio, Dr.-Ing. Steffen …”

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

„… for the rotor and transmission input shaft. On the one hand, a high rotation speed of the e-motor …” „… transmission efficiency is about a third higher, as less gears are involved. The resulting gear and torque …” „… . Petery, G.: Bearing Development for Electric High Speed Drives and Hybrid Applications, VDI “Getriebe in …”

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

„… truck. Dimensioning of e-Drive system The challenge for a hybrid concept is to achieve high fuel …” „… ). Without an additional speed reducer, a transmission ratio of 1:5 can be achieved leading to a high torque …” „… unit). For the eTrailer a high-energy battery was selected. Traction strategy of the hybrid …”

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

„… rollertest bench carried out with dual clutch transmissions. In: Innovative Automotive Transmissions, Hybrid …” „… transmissions on full-vehicle test benches Univ.-Prof. Dr.-Ing. Dr. h. c. A. Albers, Dr.-Ing. M. Behrendt …” „… driving tests on the road or test track can only be realized at very high cost and time. This is …”

doi.org/10.51202/9783181023815

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

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J. Müller. J. Liebold, C. Danzer From customer requirements lo the optimal hybrid powertrain – High-performance hybrid transmission for future plug-in hybrid drives S. 39-40

„… From customer requirements to the optimal hybrid powertrain High-performance hybrid …” „… transmission for future plug-in hybrid drives Dr. Joerg Müller, Jens Liebold, Dr. Christoph Danzer, IAV …” „… which enables high performance vehicles with good driving performance and low fuel consumption. To …”

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

„… transmission for Plug-in Hybrid Electric Vehicles (PHEV) within a holistic optimised drive train. Compared …” „… reduced package size, higher range and higher performance can be expected. This target will be reached by …” „… for connecting / disconnecting both to / from each other [4]. * Dedicated Hybrid Transmission …”

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

„… lightweight differential, transmission solutions of high performance density can be presented in a coaxial or …” „… fulfill the high requirements for cycle strength, performance density and robustness in relation to the …” „… Antriebsstranges spielen elektrische Achsen eine entscheidende Rolle. Der Einsatz ist sowohl für hybridische als …”

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 …” „… concepts mostly due to electrification. Besides the development of transmissions with pure Parallel Hybrid …” „… characteristics. These often called Multimode-Transmissions offer high functionality but also require a …”

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

„… A 48-400V Off-Axis P2 Hybrid module with minimal impact on powertrain length Joint development …” „… Stalfors, Volvo Car Corporation, Göteborg, Sweden Abstract Among P0-P4 hybrid configurations the P2 …” „… from beyond 2020. It is a P2 hybrid with a chain-driven off-axis e-machine, which has been prototyped …”

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

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

„… first time” with a very high confidence level. Alignment of the achieved transmission performance with …” „… & hybrids are required to operate at very high speed, remaining lightweight with low power loss performance …” „… electric transmission systems for automotive since more than 15 years. More than 750.000 hybrid and …”

W. Wenzel, M. Eglinger, M. Li, C. Sieg, J. Hengst, F. Küçükay Next generation of 48V HEV S. I-295-I-312

„… this way, a performance and efficiency simulation of any conventional or hybrid transmission is …” „… km/h to 100 km/h in hybrid operation for the variants with the highest performance. The powers of the …” „… (Dedicated Hybrid Transmission), a current P0 48V hybrid and a conventional vehicle. In order to evaluate …”

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

„… 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 …” „… technology leads to a hybrid version of a manual transmission that could be the successor of the …”

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

„… that combines high level advanced performance and safety technology. Thanks to hybrid control that …” „… hybrid system with fuel economy even in vehicles that run at high speeds, a feat considered difficult …” „… shorter than conventional synchronized transmission due to short time and high accuracy synchronize by …”

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

„… several fully electric cars starting in 2019, both Volvo models and high performance electrified cars …” „… turn Polestar into a new separately-branded electrified global high performance car company. In the …” „… with an ‘electric performance hybrid’ drivetrain. An electric car supported by an internal combustion …”

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

„… Great Wall Motors’ 2nd Generation of Pi4 Platform A high performance PHEV for Premium SUV in …” „… architecture (ex P2 Hybrids) offers significant advantages. By offering low mechanical friction, higher …” „… ensuring: • High reliability and stability in use • Strong torque performances • High efficiency with …”

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

„… idea of a tailor-made hybrid transmission, use the electric machine (EM) for basic transmission …” „… . Dedicated hybrid concepts use their e-drive not only for electric driving but also for basic transmission …” „… with an EM at the transmission input [2]. As a consequence, these dedicated hybrid concepts have a …”

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

„… transmission had already set high standards with regard to performance, power density and efficiency. [5] To …” „… technical features of the compact high-performance wheelset and the dry sump concept of the oil household …” „… clutch by a mounting VDI-Berichte Nr. 2354, 2019 79 variant and the systematic use of high-performance …”

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

„… new high performance friction materials which can handle higher interface temperatures without …” „… . Recent development of 9 to 11 speed transmission for combustion engines and transmissions for Hybrid and …” „… . 10: Hot Spot resistance test results VDI-Berichte Nr. 2354, 2019204 BW6970 –High Performance …”

H. Göbbels, S. Scholz, S. Volkmer Efficient 6-speed manual transmission for modern downspeeding solutions S. I-411-I-426

„… turbochargers. The latter improve powertrain performance and make high torques possible even at low engine …” „… good price-performance ratio. As the world's largest manufacturer of manual transmissions with an …” „… , Volkswagen is adding a highly efficient, high-torque manual transmission – the MQ281 – to its transmission …”

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

„… powertrain systems such as electric axles, hybrid modules and dedicated hybrid transmissions, their high …” „… integration in the powertrain of the combustion engine Dedicated hybrid transmissions for specifically …” „… . The same applies for most dedicated hybrid transmissions. In contrast, power electronics are largely …”

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

„… hybrid transmissions (DHT). For example, the parallel PHEV can only meet the high driving requirements …” „… the performance value would require a significantly higher cycle duration. Fig. 3: Parameter …” „… hybrid vehicle in P2 configuration BEV Battery electric vehicle with fixed gear ration transmission BEV …”

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

„… also for hybrid applications. The portfolio includes shiftable two-speed transmissions as well as …” „… single-speed solutions with decoupling functionality to cover the performance range of full and plug-in hybrid …” „… the wheel or the transmission shifts to a longer gear ratio for high speed driving. An example of an …”

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

„… dedicated hybrid transmissions (DHT). In those cases the packaging constraints in axial direction are at …” „… , 2019 475 Actuation system New hybrid transmissions and DHTs have a big focus on efficiency …” „… Transmissions. In case of P2 off-line for DHT or Hybrid FWD transmissions, where the axial packaging is at …”

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

„… vehicle tunnel. Based on conventional transmission technologies, hybrid versions of longitudinal …” „… implement both, conventional automatic transmissions and hybrid drives in a modular design kit solution are …” „… . Technologies currently in volume production include plug-in hybrids in the 3rd generation and transmissions …”

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

„… of the vehicle. But it is depending also on the transmission performance between the eMotor and the …” „… hybrid architectures (P2... P4) on the ASIL of electrical machines (eMotors) Magali Maillard …” „… first steps in vehicle hybridization came with the launch of VALEO's 12V iStARS (BSG12) micro hybrid …”

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

„… conventional, hybrid and allelectric power trains. Development goals, such as high starting performance and …” „… system. In order to protect the electric drive in P4 hybrid drives, such as the BMW 225xe iPerformance …” „… , due to the higher performance requirements placed on the c-class vehicle, also offers more fuel …”

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

„… increase driving performance and reduce fuel consumption, recently a FWD10 speed automatic transmission …” „… transmission (A8F42), which is currently in production, boasts the world's highest level of transmission …” „… automatic transmission are subjected to a high load from an axis that transmits the rotational force to the …”

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

„… Allison Transmission brand. High level design requirements focused the design team to improve the 9 …” „… effective ratios for the new 9-Speed. A high ratio coverage transmission is able to achieve both low speed …” „… driveability and performance. - Enables superior low speed manoeuvrability. - Operates with high …”

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

„… , costs, vehicle mobility and performance as well as low development and integration effort for hybrid …” „… configuration. For AWD vehicles in HEV configuration with DHT (Dedicated Hybrid Transmission) or BEV vehicles …” „… multi-speed transmission, which leads to high costs, or a compromise has to be found for the secondary axle …”

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

„… automatic transmission. Transfer cases with off-road gear by high/low differential planetary gear set are …” „… Efficient 9GH- Tronic Plug-In Hybrid Transmission by Mercedes Benz, 14th International CTI Symposium, Berlin …” „… Fahrzeugen mit Sechs- und Achtzylindermotoren sowie bei Plug-in-Hybriden ein vollvariabler Allradantrieb …”

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

„… challenge for single-speed transmissions, where a high rotational speed range is utilized, thus high …” „… rotational speed range of the transmission and its highest order. With such an MBS model, during the …” „… Hybrid-Module. Die Entwicklung solcher elektrischen Antriebssysteme stellt Zulieferer vor vielfältige …”

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

„… driving performance on the following two typical road surfaces. 1: High-resistance sandy roads requiring …” „… transmission fluid (ATF) for lubrication, which is also used for motor cooling.To accomplish the performance …” „… aims for the new AWD control were as follows. 1: To enable stable and high driving performance on …”

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

„… fuel-efficient FWD DCT and hybrid transmission for up to 400 Nm � � � � �95 L. Herdle, Magna Powertrain …” „… Concepts of the Future II Innovative transmission concept for hyper-high-speed electromechanical …” „… Multi-gear transmissions in electrified powertrains Development optimization by improving simulation methods …”

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

„… politics. The drive train however will change significantly because of the high percentage of hybrids …” „… strong, low-frequency excitations with high vibration amplitudes. In addition, the ICE torque must be …” „… increased to prevent loss of performance. Other vibration-related challenges arise from downsizing and the …”

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

„… maximum commonality between the conventional and hybrid variants. The overall transmission length for …” „… powertrain length and thus the transmission length is already maxed out for the conventional, non-hybrid …” „… powertrains. It is therefore the target to develop hybrid transmission variants without increasing the …”

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

„… . The lowest gear ratio of the multi-speed transmission can still be chosen for high speed operation …” „… powertrain concept named Two-Drive-Transmission (TDT) [1]. The TDT aims at high efficiency while pure …” „… results of an optimization the specific hybrid TDT variant called Two-Drive-Transmission with …”

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

„… , electric drives with high performances are integrated in a very limited space and controlled by electronic …” „… Optimized Driveline Dedicated hybrid transmission for commercial vehicle applications – Mechanical layout …” „… , system analysis and simulation of a dedicated hybrid transmission for commercial vehicles …”

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

„… the power flow changes from one to the other part of transmission. In both Hybrid or conventional …” „… flow the hydraulic circuit already improves efficiency. In a hybrid, the transmission fluid pump could …” „… development work. Although the high pressure circuit for the chain transmission is not changed, the savings …”

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 …” „… tronic dual-clutch gearbox featuring a high-voltage electric motor, which Audi uses for plug-in hybrid …” „… subsequent postprocessing. This makes high-performance representation and analysis of the results possible …”

A. Gehring, M. Beringer, M. Özdemir Overview of stator technologies motors for electro mobility in passcars – The right technology for each application S. II-67-II-76

„… powertrain: From 42V in the beginning of the millennium over high voltage hybrid powertrain without the …” „… Produktionsvolumen, zum Einsatz kommen. Die Bandbreite reicht von kleinen Micro- Hybriden bis zu rein elektrischen …” „… distribution will come. The variety ranges from micro hybrids to full electric battery driven vehicles. ZF …”

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

„… are required to provide high levels of environmental performance and economy while being based on …” „… ) provides shift performance like that of a stepped automatic transmission in which the engine speed and the …” „… strong customer demands for minivehicles in Japan because of their excellent environmental performance …”

M. Kruse, H. Decker, Sebastian Eulert Optimisation of electric motor acoustics of a hybrid dual clutch gearbox using virtual methods S. II-111-II-124

„… Optimisation of electric motor acoustics of a hybrid dual clutch gearbox using virtual methods …” „… the power density as well as the efficiency of the electric motor, high priority has been placed on …” „… process of the electrified gearbox [1]. In order to do justice to the high acoustic demands, a (virtual …”

doi.org/10.51202/9783181023549

VDI Wissensforum GmbH - Drivetrain for Vehicles 2016

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VDI Wissensforum GmbH (ed.)

Drivetrain for Vehicles 2016

Series: VDI-Berichte

Volume 2276 2016

Results in this title

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

„… transmission kit from the active hybrid fleet was redesigned according to the requirements on higher …” „… now fully revised in the new hybrid transmission due to the increased electrical performance. This …” „… high cooling requirements of the electric machine in the hybrid transmission housing is meet by the …”

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

„… : Module add-ons from manual to hybrid transmissions Generally spoken, the intrinsic high efficiency of …” „… layshaft transmissions, plus the high potential to define functional modules, Fig. 2, allows for efficient …” „… for MTs as well as for AMTs and DCTs as well as their hybrid derivate. Small manual transmissions …”

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

„… unit. As a result, this hybrid transmission has good performance for lightweight, high mechanical …” „… Gear Whine Noise Reduction Technology of New Model Transmission for FF-Hybrid Vehicle Yasunori …” „… the new FF-hybrid vehicle ‘Prius’. (1) The developed transmission has the new gear train …”

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

„… Modular 8-Speed Hybrid Dual Clutch Transmission With Integrated All-Wheel Distributor by ZF …” „… preceding 7-speed dual clutch transmission. With these objectives in mind, an innovative modular hybrid …” „… . Despite the integration of the hybrid module, the axial installation space for the transmission remained …”

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

„… Developing a powerful and compact plug-in hybrid transmission with very high efficiency and outstanding …” „… . Guaranteeing a very high powertrain performance with all the necessary hybrid functions for the future …” „… hybrid transmission cannot fail to impress with its harmonic gear ratio steps and a high gear ratio …”

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

„… the pressure on transmission manufacturers is extremely high to supply the market with small-sized …” „… transmissions with their high pressure requirement. In these applications a pressure amplification to the …” „… up. These test impressively underline the high hydraulic performance capability of the µHM …”

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

„… . Abstract Ruhr-University Bochum takes part in the transmission development for a P2-Hybrid drivetrain …” „… develop a P2 hybrid transmission for plug-in hybrid passenger cars over the next years. A first step in …” „… AT-Hybrid To support the development of the Shengrui 8AT-Hybrid transmission detailed simulation models …”

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

„… tions. Additionally, any hybrid powertrain design performance depends on an applied control strategy …” „… performance of the 245 kW baseline results mainly from permanently availability of a high conventional power …” „… Zusammenfassung Die geeignete Auslegung hybrider Antriebe ermöglicht reproduzierbare Verbesserungen der …”

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

„… single to multi cones to increase the performance and torque capacity associated with higher weight and …” „… linings. However a high performance friction material like the twolayer friction material EF®8000 is …” „… (shift force, differential speed and inertia) from the performance specification of transmission …”

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

„… the TCU of the 8P45R. In case the racing transmission needs to meet further, higher performance …” „… . Added to this are software tools which also accelerate shifting and provide a higher performance …” „… acceleration and braking tempting the drivers to an enthusiastic feedback of the transmissions performance …”

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

„… clutch transmission), AT (automatic transmission), P2-Hybrid and CVT. For the shown damper concepts the …” „… Antriebsstränge angepasst werden. Abstract Effective damper systems are needed in order to drive at high …” „… torque and low engine speed for improved fuel efficiency. For manual transmissions (MT), 3- and 4 …”

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

„… ] Englisch, A.; Faust, H.; Homm, M.; Teubert, A.; Vornehm, M.: „High Performance CVT Components …” „… das Segeln nicht nur von Hybrid- und Elektrofahrzeugen, sondern auch bei konventionellen Fahrzeugen …” „… 2276, 2016 137 performance and comfort but also gaining energy efficiency. Therefore different drives …”

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

„… design that the actuator can also be used in dual clutch transmissions and P2 hybrids. VDI-Berichte …” „… as the expectations in this respect are no higher than with automatic transmissions, this task would …” „… Serieneinsatz sprechen. Abstract To connect the clutch pedal in vehicles with manual transmissions not …”

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

„… downsizing, a reduction in the number of cylinders and higher performance densities have also increased …” „… and hybrid modules. For manual transmissions, in particular, the shortened shift travel has several …” „… system for future demands in transmissions Dipl.-Ing. (FH) Johannes Utz, Dipl.-Ing. (FH) Viktor …”

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 …” „… powertrain concept for electric vehicles high-speed electric motors and multi speed transmissions have become …” „… single-speed transmission. In order to reach a demanded high speed and generate a starting torque, high enough …”

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

„… Virtual calibration of conventional & hybrid drivetrain strategy Transfer drive strategy …” „… frontloading approach in the virtual calibration of vehicles with automated transmissions will be presented …” „… the creation of suitable drive strategy: Energy and fuel consumption, performance, spontaneous …”

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 …” „… achieve full potential. Indeed, a conservative approach is generally adopted in order to guarantee a high …”

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

„… can also be seen here. The transmission efficiency decreases in general when a high proportion of …” „… 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 …”

doi.org/10.51202/9783181022764

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