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VDI Wissensforum GmbH - Drivetrain for Vehicles 2017

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VDI Wissensforum GmbH (Hrsg.)

Drivetrain for Vehicles 2017

Reihe: VDI-Berichte

Band 2313 2017

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P. Gwinner, M. Otto, K. Stahl Vibration behaviour of high-speed gearings for electrically driven powertrains S. 81-82

„… at the FZG focuses on an analysis of the vibration and efficiency behaviour of sub-transmission I …” „… Vibration Behaviour of High-Speed Gearings for Electrically Driven Powertrains Dipl.-Ing …” „… distribution and vibration behaviour. To this end, numerous test gear sets have been designed for the …”

S. Ebina, Y. Asaoka, T. Kusada, T. Hyakutake NVH optimization of a transmission oil pump S. 79-80

„… vibration and noise from transmission (T/M) is essential. The noise generated by the T/M oil pump (O/P …” „… NVH Optimization of a Transmission Oil Pump Sueharu Ebina, Toyota Motor Corporation; Yuuki …” „… , therefore the reduction of the vibration and noise from the T/M is essential. The O/P noise of the T/M …”

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

„… Flexible Electronics Integration Platform for future Transmission Applications Dipl.-Ing …” „… as Electronic Modules) are used in many transmissions. The integration provides advantages regarding …” „… the conception and weight of the transmission, reduces the number of connectors and cables through …”

M. Theobalt, H. Mahe, C. Lopez Perez 3 cylinders and cylinder deactivation: which dampening challenges? S. 83-86

„… , Carlos Lopez Perez, VALEO Transmissions Systems ABSTRACT CO2 emission regulation leads OEM …” „… mainstream, whatever the transmission type. Current technical bricks such as pendulum dampers have to be …” „… Dual Clutch Transmission with 4 to 2 cylinders deactivation. And another focus will be done on an …”

doi.org/10.51202/9783181023136

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VDI Wissensforum GmbH (Hrsg.)

Dritev 2023

Reihe: VDI-Berichte

Band 2420 2023

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C. Mohr Acoustic Optimization of Electric Powertrains from a Vehicle Level Perspective S. 471-0

„… forces on the vibration behavior of a Multi-Mode transmission The optimization of …” „… and transmission thereof in the form of structural vibrations is minimized, a further step is taken to …” „… developing transmission components such as the dual mass flywheel (DMF) or CVT transmission, and is now …”

D. Schweigert, B. Morhard, F. Oberneder, L. Pointner-Gabriel, M. Otto, K. Stahl Speed4E: Simulative and Experimental Results on the Vibration Behavior of a High-Speed Planetary Gearbox S. 441-458

„… vibration behavior of the high-speed transmission in other load ranges as well as over the entire …” „… Speed4E: Simulative and Experimental Results on the Vibration Behavior of a High-Speed Planetary …” „… electric motor speeds of up to 50,000 rpm, combined with a torque of up to 45 Nm at the transmission input …”

P. Geradts, M. Kasten, A. Landvogt Psychoacoustic optimization of the NVH behavior of an eDrive power train – Application of a Targeted Micro Geometry Scatter on Helical Gears to break-up the regularity of the transmission error excita... S. 459-470

„… Micro Geometry Scatter on Helical Gears to break-up the regularity of the transmission error excitation …” „… . Abstract Enhancements to the gear whine NVH performance of transmissions have increased in signif-icance …” „… levels of these excitations, measured in terms of the transmission error of the gears. Frequently …”

C. Gürlich, S. Demmerer, M. Winkel, K. Führer Transmission – the most underestimated part of the electric drive – Next generation transmission S. 183-196

„… Transmission – the most underestimated part of the electric drive Next generation transmission …” „… leading automotive technology company, has developed two innovative transmission systems - the coaxial …” „… reduction gearbox with an integrated differential and the axially parallel single-stage transmission. The …”

Titelei/Inhaltsverzeichnis

„… DHTTransmission – the most underestimated part of the electric drive – Next generation transmission 183C. Gürlich …” „… , UntergruppenbachHasthepotentialintermsofweight,installationspace,andfunction already been exhausted for hybrid transmissions? 205L. Bayoux, K.-L. Kimmig, D. Reitz, Schaeffler …” „… transmission 411R. Fehrenbacher, P. Duck, K. Bause, IPEK – Institute of Product Engineering atKarlsruhe …”

L. Bayoux, K.-L. Kimmig, D. Reitz Has the potential in terms of weight, installation space, and function already been exhausted for hybrid transmissions? S. 205-220

„… exhausted for hybrid transmissions? Innovative component development for hybrid systems Dipl.-Ing. Laurent …” „… increase the overall efficiency of hybrid and e-drive transmissions, newly developed measures for bearings …” „… dedicated hybrid transmission as drive systems for hybrid vehicles VDI-Berichte Nr. 2420, 2023208 Electric …”

J. Ahn, S. Yang Disconnect Actuator System (DAS) for AWD EV’s Driveline – Increasing electric efficiency, Seamless shifting system S. 115-130

„… applied to the power transmission path to mechanically disconnect power transmission between mechanical …” „… traction motor rather than an ICE (Internal Combustion Engine), there is no vibration or noise in the ICE …”

doi.org/10.51202/9783181024201

VDI Wissensforum GmbH - Dritev – Drivetrain For Vehicles 2019

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VDI Wissensforum GmbH (Hrsg.)

Dritev – Drivetrain For Vehicles 2019

Reihe: VDI-Berichte

Band 2354 2019

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A. Kooy, R. Seebacher Minimize torsional vibrations – Full isolation if necessary

„… torsional vibrations between the engine and the transmission and are now widely used. As shown in Fig. 3 …” „… Minimize Torsional Vibrations – Full Isolation if Necessary Dr. Ad Kooy, Roland Seebacher …” „… concepts and the resulting requirements for vibration damping. Requirements are very diverse and include …”

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

„… in sub-transmission 1 were developed. In particular, the efficiency and vibration behavior of the …” „… 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 …”

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

„… 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 …”

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

„… 1 Figure 1 ATrAct™ transmission actuation unit with ExAct™ external …” „… ™ transmission actuation unit and the built-in ExAct™ external clutch actuator with self-adjustment was …” „… Transmissions (AMT) constantly increased and this transmission technology became the preferred choice for …”

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

„… unique specifications. A continuously variable transmission (CVT) newly developed by JATCO specifically …” „… space. That requires a reduction in the longitudinal length of the transmission in order to optimize …” „… further weight reduction in addition to improving control followability. Moreover, transmission …”

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

„… 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 …”

Titelei/Inhaltsverzeichnis

„… 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 …” „… Engineering (IMS), Technical University Darmstadt Hybridized manual transmission – Opportunities and …”

C. Kim New next generation eight-speed automatic transmission for FWD vehicles

„… New next generation eight-speed automatic transmission for FWD vehicles Senior Research …” „… engineer, Cheoljin Kim, HYUNDAI TRANSYS, Hwaseong, Korea Abstract Automatic transmission has been …” „… . According to the multi-stages and electrification, the number of automatic transmission parts increase and …”

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

„… 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 …”

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

„… Efficient 6-Speed Manual Transmission for Modern Downspeeding Solutions Dipl.-Ing. Helmut …” „… applies to heavy vehicles such as SUVs. When it comes to modern manual transmissions, this requires not …” „… efficiency, even at low loads, as a result of its intelligent transmission fluid management capabilities …”

A. Grunwald Transmission system footprint related to fatigue, efficiency and NVH

„… 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. Lück, K. Bennewitz, J. Tousen Volkswagen’s electric drivetrains of the new modular e-drive kit (MEB)

„… 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 …”

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

„… 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 …”

A. Kinigadner, T. Biermann Schaeffler eAxle family – future solutions for the electric drivetrain

„… the electric machine and the transmission. Reaching an optimum in terms of efficiency, range and …” „… also for hybrid applications. The portfolio includes shiftable two-speed transmissions as well as …” „… configurations with coaxial or parallel axis transmission design allows a range of vehicle applications from …”

P. Fietkau, N. Lamparsky, M. Felbermaier, A. Fröhlcke, T. Conze Holistic design approach for electric drives

„… Transmission DPS, the first step is to design all the parts of the gear sets in accordance with common …” „… gears and transmission ratios. In parallel, the Electric Motor DPS and Transmission DPS take account of …” „… installation space restrictions and actual hardware layouts. In this example, however, the transmission ratios …”

B. Müller, C. Angrick, M. Fritz New concepts for electrical drive trains for high power density

„… 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 …” „… installation position. The fact that e-axles always have at least one transmission stage leads to e-motors …”

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

„… surface vibrations of the drive housing by means of 3D laser vibrometry. 1. The dual clutch gearbox DL …” „… dynamic air gap forces can excite vibrations in the stator and rotor of the electric motor. Fig. 5 …” „… the drive to the surface of the drive and results in vibration of the components (usually the housing …”

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

„… Synchronizers are widely used in gear boxes of car and truck transmissions. Optimizing costs and improving the …” „… widely used in gear boxes of car and truck transmissions. These machine elements synchronize the …” „… loads are significantly higher than the typically specified lifetime transmission conditions in order …”

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

„… decades. The automotive industry with its extensive requirements like: - Temperature - Vibration …” „… , where the oil of the transmission directly cools the stator winding. However also this method has its …”

doi.org/10.51202/9783181023549

VDI Wissensforum GmbH - Dritev – Drivetrain for Vehicles 2020

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VDI Wissensforum GmbH (Hrsg.)

Dritev – Drivetrain for Vehicles 2020

Reihe: VDI-Berichte

Band 2373 2020

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K. Kim New high efficiency CVT for middle class FWD vehicle

„… smaller. The newly Continuous Variable Transmission(CF28) for the front-wheel-drive vehicle which was …” „… , Hyundai Transys Inc., Korea Abstract Many kinds of transmissions have been developing and recently …” „… electrification is processing rapidly to reduce fuel consumption. Automatic transmission has been developing in …”

D. Vietze, M. Hein, K. Stahl Method for a cloud based remaining-service-life-prediction for vehicle-gearboxes based on big-data-analysis and machine learning

„… and kinds of machinery. 2. Motivation Transmissions are a key component of vehicle drive trains …” „… every gearbox are the gears, realizing the transmission of the engine torque and reducing or increasing …” „… in vehicle transmissions are dimensioned in a way that they only can withstand the operational load …”

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

„… , also completely different transmission principles are possible, which at the same time offer further …” „… case hardened, grinded and honed traction bodies, the power transmission happens in lubricated …” „… m/s. Up to these low slip values and thus high transmission efficiency levels, the coefficient of …”

T. Korb, M. Nussbaumer, S. Rinderknecht Generic optimization environment and knowledge-based guided evolutionary algorithms for automated transmission calibration – Method to generate a knowledge base through impact analysis of parameters a...

„… Software-in-the-loop STD Standard Deviation TCU Transmission Control Unit VDV Vibration Dose Value References …” „… Transmission-in-the-Loop. Ein vielversprechender Entwicklungsansatz. ATZextra, 23(2), 22-26. [16] Lampe, A., Mettin, U …” „… transmission calibration Method to generate a knowledge base through impact analysis of parameters and …”

C. A. Spangler Borg Warner’s P1 and P2 hybrid drive modules – Modular kit for P1 and P2 hybrids

„… hydraulic actuation systems. P2 On-Axis modules for Dual Clutch Transmissions and Automatic Transmissions …” „… overall powertrain length. For planetary automatic transmissions and CVTs, modules are being developed …” „… support multiple transmission architectures and OEM installation needs. VDI-Berichte Nr. 2373, 2020 221 …”

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

„… Vibration Analysis of Six Speed MT Transmission and Driveline from Road to Lab. SAE International …” „… , which is located at the output stage of the transmission. VDI-Berichte Nr. 2373, 2020 53 Fig. 6 …” „… 8.3 Station #3 + EOL Station #3 is dedicated to installation of pre-assembled transmission on …”

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

„… combine electric drive systems, transmissions, combustion engines and several energy sources like gasoline …” „… , battery voltage levels and different transmission arrangements already lead to a massively increased …” „… request for two electric motors for a dedicated hybrid transmission (DHT) application. The request …”

S. Demmerer Next generation electric drives

„… . Looking at highly developed automatic transmissions, with many generations, it is obvious, that the …” „… disconnect and 2-speed transmissions, the mechanical gearbox will be extended and equipped with actuators …” „… shaped like an automatic transmission. VDI-Berichte Nr. 2373, 2020 69 Plug-In hybrid transmissions show …”

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

„… get smooth power output, both electric machines are combined with a single-speed transmission. In …” „… of the electric machine, a power inverter and a single-speed transmission in a parallel-axis …” „… drive. In this case, an induction machine with a power inverter and a single-speed transmission in a …”

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

„… simulation and test results of prototypes. These are not only pure function tests like force transmission …” „… & Function Transmissions not only enable vehicles to use their propulsion system over a wide range of …” „… ). Key for market acceptance is also low Noise-Vibration-Harshness (NVH) contribution. Clutch systems …”

doi.org/10.51202/9783181023730

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VDI Wissensforum GmbH (Hrsg.)

PIAE EUROPE

2020

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J. Horn, B. Schulze, R. Kolmorgen Highly integrative smart plastic shift fork S. 223-234

„… ; Dr.-Ing. Bernd Schulze, Dipl.-Ing. Roman Kolmorgen, KOKI TECHNIK Transmission Systems GmbH …” „… , Niederwürschnitz Abstract KOKI Technik Transmission Systems GmbH has tackled the eternal challenge of …” „… . Motivation KOKI Technik Transmission Systems GmbH sees itself as a user of the latest technologies in the …”

G. Greene, B. Kilian, R. Reithmeier Increasing the safety of battery modules in electric vehicles with polyurethane pultrusion S. 105-114

„… shock and vibration. Results of the simulation were compared with a benchmark battery pack of current …” „… battery. The battery was thus designed to fit in the open spaces, such as the transmission tunnel, under …” „… components from environmental factors such as temperature and moisture. It is subjected to vibration and …”

S. Schmitz, D. Fischer Radiation cross-linking of plastics as a finishing process in series production S. 197-206

„… interfaces. Radiation cross-linking also increases the weld strength of vibration-welded components as well …” „… electrical braking systems or automatic transmissions. These motors must be compact, light, quiet and durable …” „… or maintenance-free. The requirements applicable to the materials for transmissions and sliding …”

doi.org/10.51202/9783181023693

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