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VDI Wissensforum GmbH - Nutzfahrzeuge 2017 – Commercial Vehicles 2017

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VDI Wissensforum GmbH (ed.)

Nutzfahrzeuge 2017 – Commercial Vehicles 2017

Series: VDI-Berichte

Volume 2298 2017

Results in this title

F. Sauter, H. Mozer, B. Fessler, J. Glückler Development of an 8-speed Automatic Transmission for Medium-duty Trucks and Buses – Market analysis, selection, detailed definition and comparison of concepts and rollout of a segment-optimized tra... S. 197-208

„… words, torque converter transmissions (AT) and dual-clutch systems (DCT) – had the most potential to …” „… results into perspective, the analysis also included a widely used automated manual transmission with 6 …” „… automated manual transmissions (AMT) or automatic transmissions (AT). According to ZF prognoses, this …”

S. Gohl, F. Tenbrock, L. van Rooij, D. Williams, G. Gumpoltsberger ZF Innovation Truck 2016 – Advanced Driver Assistance Systems are increasing safety and usability S. 41-52

„… vehicles, the main focus of automated driving is safety. VDI-Berichte Nr. 2298, 2017 41 And not …” „… phone, navigation …). So therefore automated driving is mainly pushed by safety from a societal and …” „… legislative point of view. The mandatory introduction of automated emergency braking systems for trucks has …”

doi.org/10.51202/9783181022986

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. Lampe, R. Serway, L. Große Siestrup, C. Gühmann Artificial intelligence in transmission control – Clutch engagement with reinforcement learning

„… covered by the model. In automatic transmissions such as dual clutch transmissions and automated manual …” „… Artificial Intelligence in Transmission Control Clutch Engagement with Reinforcement Learning …” „… such as the start-up controller for automatic transmissions with friction clutch as start-up element …”

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

„… clutch-actuation system. 1. Introduction During the last decade the market share of Automated Manual …” „… clutch actuator with bi-directional self-adjustment Abstract The development of the ATrAct …” „… ™ transmission actuation unit and the built-in ExAct™ external clutch actuator with self-adjustment was …”

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...

„… 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 and …” „… passive clutch and shift actuation system Dipl.-Ing. Olivier Simon, Valeo Transmissions, Amiens …”

G. Hellenbroich Low-cost DCT for emerging markets incl. 48 V hybridization

„… Doppelkupplungsgetriebe dar. Abstract Following manual transmissions and AMTs, dual clutch transmissions (DCT) are …” „… . Enablers for this are a low cost dual clutch and actuation system, a low complexity gearset and a modular …” „… both the conventional and VDI-Berichte Nr. 2354, 2019 67 hybrid variant is between 330 mm (wet clutch …”

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

„… electrical motor and an electric actuated clutch. Components like DC/DC converter and 48V battery are not …” „… transmissions can improve powertrain efficiency as demonstrated in applications with hybrid automated …” „… combustion engine with electrical boost Comfort improvement - No clutch pedal (optional), torque fill …”

M. Özbek, J. Trommer, K. Akiyama, Y. Yamada Nidec next generation electric traction motor

„… density thanks to a novel automated production technique by inserting round wire slits radially into the …” „… factor together with low coil ends which are possible due to a new type of automated production …” „… . The method is automated and includes a so called cassette which is pre-wounded with the coil wires …”

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

„… tronic dual-clutch gearbox featuring a high-voltage electric motor, which Audi uses for plug-in hybrid …” „… automated processes. It means the lead times to deliver an acoustic assessment based on simulation in …” „… . It is followed by standardised and automated post-processing, including issue of a standard report …”

A. Moser, F. Brezger Efficiency improvements in transmissions using new latching technologies in clutch & hydraulic actuation systems

„… Efficiency improvements in transmissions using new latching technologies in clutch & hydraulic …” „… of clutch and brake systems in passenger car drivetrains are outlined and their efforts discussed as …” „… well as their potentials illustrated. As an example different demands on clutch and brake systems need …”

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

„… . VDI-Berichte Nr. 2354, 2019488 Fig. 5: Automated Transmission Overview New 4MATIC Transfer Case Variants …” „… controlled multi-plate clutch, which, in comparison with the 50:50 transfer case, allows a variable …” „… increases the pressure on the multi-plate clutch via a ball ramp, thereby transferring the drive torque to …”

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

„… . As a result of packaging space optimization, the clutch housing of the MQ281 can accommodate a clutch …” „… with a max. diameter of 240 mm. This clutch meets the requirements for the various vehicle classes and …” „… " topology optimization structural analysis solver. In addition to the transmission case and clutch housing …”

R. Nasdal, K. Masser Diverse requirements, one product family – The HV Kit for LCV from MAGNA

„… of the different customers. Concept 1: ICE plus automated hybrid transmission and eDrive LOW up to …” „… , no energy is required for clutch actuation & cooling during in-gear operation. This is an advantage …” „… efficiency contributor Function definition Base Added components 2-speed and decoupling Clutch by wire …”

M. Lindström Gas powered heavy duty vehicles from Scania: Current program and future potential

„… automated mechanical gearbox with electro-hydraulic clutch control. This transmission allows the engine to …”

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

„… synchronization process, a cone clutch with up to three friction surfaces is used to accelerate or decelerate …” „… transferred by a positive dog clutch. The synchronization process is described in detail by [1, 2 …” „… clash happens when the sliding sleeve tries to mesh with the clutch teeth of the gear wheel, while …”

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

„… same rotational speed. The vehicle launch is completed. The clutch shift element of the vehicle …” „… combines partly automated steps for transmission synthesis and gear set scheme creation with an expert …” „… dog-clutch actuation from inside a shaft because the accessibility is blocked by the coaxial electric …”

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

„… ], Ovtcharova [2] and Stark et al. [3]. Armbrüster et al. [4] describe an automated simulation process for FE …” „… are no separating clutches or similar, and the electric motor can deliver very high torque gradients …”

doi.org/10.51202/9783181023549

VDI Wissensform GmbH - Drivetrain Solutions for Commercial Vehicles

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VDI Wissensform GmbH (ed.)

Drivetrain Solutions for Commercial Vehicles

Series: VDI-Berichte

Volume 2421 2023

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C. Authier, J. Boudin Multiple innovations to meet CO2 reduction requirements S. 77-78

„… performance will be required from the Driveline Products including the Clutch. But the budget will be …” „… ventilated pressure plate allows a 16 to 23% mass reduction on the heaviest part of the clutch system. We …” „… , injection strategy approach and emission control systems. Until now, the way to improve the clutch damper …”

L. Vassieux, A Diop Valeo hybrid solutions for Commercial Vehicle – 48V and HV hybrid solution S. 93-108

„… new EURO 7 [2]. Valeo hybrid solutions are easy to connect to the standard AMT gearbox (Automated …” „… @ 48V 70°C 25 kW Max speed 20 000 rpm Fig. 5: Motor and inverter 48V ● A wet clutch brake …” „… (Figure 6). The clutch allows optimizing the connection of the 48V module, reducing the operating time of …”

doi.org/10.51202/9783181024218

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

Results in this title

D. Evenschor, P. Tenberge, M. Wolkerstorfer Package-optimized configuration of transmission elements for automated design concepts – Design concept generation based on results of transmission synthesis

„… axial shift variables , , … , for all elements indexed ∈ (i.e., gears, bearings, clutch-elements, etc …” „… clutch-actuator-combination 2: For each B-TCSP: 3: Run “Upper-Lower Tightening” [8] 4: Initialize the SB-TCSP (i.e …” „… Package-optimized configuration of transmission elements for automated design concepts Design …”

Titelei/Inhaltsverzeichnis

„… Highly efficient clutch system for multispeed BEV …” „… potential analysis of shiftable form-locked one-way clutches for hybrid and electric vehicles …” „… controlled engagement of dog clutches in a two drive transmission …”

D. Schöneberger, S. Rinderknecht, D. Reitmeier, A. Mertens Development of a transmission control for an innovative high-speed powertrain using motor-related control – Simulative approach to develop an angular position controlled engagement of dog clutches in ...

„… is optimized for this powertrain. In conventional automated transmissions, as dual clutch …” „… Control Simulative approach to develop an angular position controlled engagement of dog clutches in a …” „… compared to conventional electric powertrains [1]. Dog clutches are used as shift elements in the …”

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

„… 6d Driveability Automated drivetrain No torque interruption during shifting Pure electric …” „… torque sources were arranged around the 4-gear automated manual transmission as shown in Figure 1. A …” „… PHEV with proposed dedicated hybrid transmission VDI-Berichte Nr. 2373, 2020 91 dog clutches …”

doi.org/10.51202/9783181023730

VDI Wissensforum GmbH - Drivetrain for Vehicles 2017

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VDI Wissensforum GmbH (ed.)

Drivetrain for Vehicles 2017

Series: VDI-Berichte

Volume 2313 2017

Results in this title

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

„… hybridized dual-clutch transmission. The results make it possible to draw conclusions regarding the …” „… , 2017 135 1 Motivation Automated transmissions use a wide range of different systems for actuating …” „… clutches and gear selectors. Beside the classic hydraulic systems, diverse electromechanical and …”

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

„… possible to replace all friction clutches or synchronizers with dog clutches. For this project, the …” „… with a maximum power output of 48 kW. Each sub-transmission is a two-stage automated manual …” „… coupled with powertrain through the separator clutch C0. The tooth couplings/dog clutches are utilized as …”

P. Janssen, Y. Zhang Full hybrid planetary transmission with on demand actuation- FEV's newest member of the PREX transmission family S. 49-50

„… towards electrification in powertrains can be observed. In today’s state of the art automated gear set …” „… an E-Motor and at least one clutch into the system. Basically the two power sources use the same …” „… and/or launch clutches to realize the necessary hybrid functionalities. VDI-Berichte Nr. 2313, 2017 49 …”

A. Sturm, D. Förster, F. Küҫükay Plug-in hybrid electric vehicle powertrain dimensioning under consideration of emission reduction targets, powertrain cost and modularity S. 73-74

„… validated tool for an automated powertrain dimensioning developed at the Institute of Automotive …” „… clutch between the electric motor and the combustion engine allows pure electric driving without …” „… process consists basically of two steps. Within the first step, an automated dimensioning tool is used to …”

M. Bahne, U. Frey CO2 potentials of DCTS - competition benchmark and technology outlook S. 5-6

„… , GETRAG, Magna Powertrain, Köln Abstract Within few years dual-clutch transmissions have reached an …” „… competitive environment of automated small cars. Furthermore, it is shown how the results of this comparison …”

doi.org/10.51202/9783181023136

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