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VDI Wissensforum GmbH (ed.)

Dritev 2023

Series: VDI-Berichte

Volume 2420 2023

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S. Kaimer Vehicle Motion Control by Advanced Wheel Torque Management S. 13-20

„… the wheel brake function in such a system by merging both functional domains. Finally, a promising …” „… system, Figure 4. Fig. 4: Evolution and variants of Magna eAWD systems VDI-Berichte Nr. 2420, 202316 …” „… brake pedal. Furthermore it is utilizing all relevant data provided by on-board sensors like speeds …”

M. Magnusson, O. Nicklasson, H. Jacobsson Electric Cross Differential, eXD S. 235-252

„… system.Figure 2, eXD (off-axis) sectioned viewThe friction system consists of friction discs with intermediate …” „… pressurized hydraulic fluid separated from the friction system.Figure 2, eXD (off-axis) sectioned …” „… , SwedenVDI-Berichte Nr. 2420, 2023 235System Overview The purpose of the eXD is to transfer torque from one wheel to …”

A. Freiburg Virtual development – optimized E-Drive selection by system simulation S. 73-88

„… via an internal strategy. The output is the brake torque requirement for the vehicle brake system. The …” „… reduction of brake pressure of the brake system is set according to the chosen recuperation amount …” „… Virtual development – optimized E-Drive selection by system simulation System model based on …”

T. Schneider, K. Völkel, K. Stahl Failure Characteristics of Wet-Clutches in Limited Slip Differentials S. 307-324

„… friction linings of Friction Systems 1 and 2. For Friction System FS3, thinner thicknesses of the friction …” „… System 1 and Friction System 2, discoloration initially occurs on the steel and lining plate. In the …” „… the steel plates is up to 2.4 mm. In the case of Friction System 3, there is no up to slight …”

S. Yan, P. Piecha, N. Hetzel Virtual Generation of Load Profiles and Spectra for Designing Electrified Vehicles – The influence of software and driving scenarios on powertrain design S. 377-390

„… to support the design process of the drive system and the associated components. Early on, virtual …” „… driving at an early point in development ena-bles an agile design of the drive system and the associated …” „… / 1.688 m Weight distribution front / rear 50 / 50 % Brake force distribution front / rear 2:1 Power …”

doi.org/10.51202/9783181024201

VDI Wissensforum GmbH - Kupplungs- und Bremssysteme für mobile und stationäre Anwendungen

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VDI Wissensforum GmbH (ed.)

Kupplungs- und Bremssysteme für mobile und stationäre Anwendungen

Series: VDI-Berichte

Volume 2414 2023

Results in this title

I. Minas, N. Morris, S. Theodossiades, M. O’Mahony, J. Voveris A Methodology to Study Automotive Brake and Dry Clutch NVH S. 155-168

„… tribodynamics model of a brake system would be less complex, with fewer degree of freedom than the 13 …” „… prescribed design objectives may, without a fundamental understanding of the system-level behaviour, worsen …” „… performance. 1. Introduction Dry mechanical friction disc systems such as brakes and clutches are used in a …”

A. Sutschet, K. Bause, A. Bischofberger, S. Ott Feinstaubemissionen trockenlaufender Friktionssysteme in Fahrzeugen S. 3-18

„… other brake designs such as drum brakes [3] or wet-running systems [4] already exist to minimize or even …” „… development of brak-ing systems and, if necessary, enable adaptations for vehicles in the field. By analyzing …” „… Rohr-system fortbewegen und dort gemessen werden können. Mit dieser Methode können Einfluss-parameter auf die …”

P. Strobl, T. Schneider, K. Voelkel, K. Stahl Influence of the Steel Plate on the Friction Behavior of Automotive Wet Disk Clutches S. 21-48

„… friction behavior in different application-relevant operation modes such as brake shift, unsteady slip, and …” „… areal surface topography measured with an optical system using focus varia-tion. We discuss differences …” „… untersucht. 1 Introduction Wet disk clutches and brakes provide differential speed shifting. In automotive …”

J. Neumeyer, H. Baumgartl, M. Hanke Auslegung einer Wirbelstrombremse mittels numerischer Simulation S. 169-184

„… ] https://www.continental.com/de/presse/studien-publikationen/technologie-dos-siers/bremssysteme-der-zukunft/ [2] https://www.continental.com/de/presse/pressemitteilungen/future-brake-system/ [3 …” „… der Feldsimulation lässt sich das gesamte Verhalten zusätzlich in einer Systemsimula-tion betrachten …” „… . Dazu werden Reduktions-Prozeduren angesetzt, um für das elektromagneti-sche und das thermische System …”

R. Fehrenbacher, Rongji Li, A. Sutschet, K. Bause, A. Albers Methode zur vorausschauenden Bestimmung von Abkühlzeiten bei trockenlaufenden Reibpaarungen – Entwicklung und Anwendung eines mathematischen Modells S. 185-198

„… Abstract Tribological systems are used in numerous industrial areas. In the case of brakes, this is one of …” „… wandeln kinetische oder Rotationsenergie des Systems in thermische Energie um, welche aus dem System dann …” „… Kalkulationssoftware und aktuellen Versuchsdaten am realen System werden die Unbekannten des mathematischen Entwurfes …”

L. Pointner-Gabriel, K. Voelkel, H. Pflaum, K Stahl A Methodology for Data-driven Modeling and Prediction of the Drag Losses of Wet Clutches S. 125-154

„… ]. Thus, the CFD simulation enables modeling of the entire clutch system. Consequently, a very high depth …” „… , existing analytical models cannot be used to calculate the drag losses of the entire clutch system. The …” „… investigations to be carried out in both brake and clutch operating mode. The outer carrier (1) is connected to …”

S. Altenburg, F. Schuchter, K. Bause, A. Albers Nutzung von KI-Methoden für die Kupplungsentwicklung in automobilen Antriebssträngen S. 199-216

„… regelnde System übertragen [29]. Hierfür ist eine hohe Simulationsgüte sowie erweiterte Methoden zum …” „… T, Chesus M, Corrado GS, Darzi A (2020) International evaluation of an AI system for breast cancer …” „… (2004) Advanced hybrid neural network automo-tive friction component model for powertrain system dynamic …”

C. Sax, A. Stroh, R. Leister, M. Dreisbach, J. Kriegseis, C. Denda, P. Bürk Fluid-mechanical evaluation of different clutch geometries based on experimental and numerical investigations S. 109-124

„… system provided a resolu-tion of 40 px/mm by defocusing in axial direction [10,22]. The recorded images …” „… structures [5,37] can provide sup-plementary information on system latencies. This would be especially useful …” „… clutches and brakes of an automatic transmis-sion. In: Society of Automotive Engineers of Japan, vol. 16 …”

Titelei/Inhaltsverzeichnis S. I-X

„… Methodology to Study Automotive Brake and Dry Clutch NVH 155I. Minas, N. Morris, S. Theodossiades, Wolfson …” „… VDI-FachtagungKupplungs- und Bremssysteme für mobile und stationäre AnwendungenAuslegung – Systemverhalten – Lösungen24 …” „… , Product Innovation – Connectivity, Commercial Vehicle Control Systems, ZF CV Systems Hannover …”

doi.org/10.51202/9783181024140

Jan Werrmann - AIRS – Advanced Ontology-based Information Retrieval System

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Jan Werrmann

AIRS – Advanced Ontology-based Information Retrieval System

Series: Informatik/ Kommunikation

Volume 849 2016

Results in this title

Field Tests and Evaluation S. 115-134

„… system and perform two different test scenarios: a brake disc replacement and a front window replacement …” „… relationships beside system-generated relationships: static document relationships (is-linked-to) and adaptive …” „… derive statements about the system’s ease of use. System tests based upon use case scenarios were …”

doi.org/10.51202/9783186849106

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

C. Sibla, A. Donges, F. Jauch Third Generation of ZF’s 8-speed automatic transmission – Reducing CO2 emissions in the 8HP transmission S. I-23-I-32

„… involved examining the 8HP gear set system and then finding and assessing 9 and 10-speed systems. One …” „… the 8HP transmission. The chart presents the energy losses in the transmission system’s main sources …” „… functional enhancements, such as in the shifting sequence or the transmission system – increases in the gear …”

S. Prebeck, M. Hiemer Requirements for agricultural and construction machinery drivetrains derived from “autonomous driving” S. III-105-III-106

„… , steer-by-wire, brake-by-wire sind Technologien, die in der Vergangenheit im Rahmen von Precision Farming …” „… . Drive-by-wire, steer-by-wire, brake-by-wire are technologies that were continuously further developed in the …” „… hydrostatic unit to serve as “alternative brake”. In addition to x-by-wire controllability, a further …”

G. Bednarek, K. Geratz, H. Chariou The all-new 8-speed AT for the Opel Grandland X S. I-1-I-10

„… VDI-Berichte Nr. 2328, 2018 1 Ausführung der Getriebe als geschlossenes System mit geschlossenem Differential …” „… ]. Disk-type brakes and direct linear solenoids with improved current response contribute to the improved shift …” „… which are supported by a closed system design with dry cavity differential, transmission integrated oil …”

I. Andrasec, B. Jeitler AVL’s future hybrid X mode – A modular transmission family concept S. I-211-I-228

„… generate two high voltage HEV or PHEV systems (HV and HV+), a 48 Volt system (48V) or a 6 speed …” „… clutches and two brakes in a central housing. With interchangeable modules of electric machines, gears and …” „… an ICE with a 12 volt electric system as a source of propulsion and thus represent the starting …”

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

„… multiple-disc brake and TorqueLINE ( = 85°C, Q = 1,5 l/min und s = 1,5 mm) [8] The new concept was tested at …” „… FZG in a drag torque test-rig, being compared to a series multiple-disc brake from a reference …” „… long as the shaft connected to the inner carrier of the clutch – in this case a brake, i.e. the outer …”

M. Kneißler, R. Welter, M. Baumann Entry hybridization of manual transmission drivetrains – A review of P0/P1 structures with an automated clutch S. I-305-I-322

„… when the assistance system initiates an emergency brake application to prevent the engine from …” „… fully automated 2-pedal system A summary of these systems including system overview, actuator and …” „… one of three different systems. The MTplus system is located in the hydraulic line between the …”

W. van Harselaar, M. Brouwer, T. Hofman A generic transmission model for hybrid electric drives – Integration of the dynamic behavior of all conventional-, electric-, and hybrid-transmission mode types in a single model S. I-163-I-180

„… two-mode hybrid system Mode M1 M2 M3 Closed clutches/brakes C1 & B2 C1 & C2 C1 , 0 0 1 , 1 2 1 The …” „… gears, planetary gear sets (PGSs), clutches, and brakes. All components that can be used to build a …” „… . 7: Clutch pair CP n.l. 8: Brake B n.l. 9: Ground G n.l. VDI-Berichte Nr. 2328, 2018 165 3 …”

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

„… capability of the 48 V system and results in frequently use of the mechanical brake. Due to system …” „… limitations of the VDI-Berichte Nr. 2328, 2018512 existing brake system, a maximum torque split of …” „… significant system costs. For this reason, 48 V systems with low additional costs and relatively high …”

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

„… safety-relevant systems, such as power steering as well as the brake control system, a redundant energy supply …” „… Hochvolt-Elektrofahrzeug reicht. Charakteristisch für das FMA-System ist das Entkoppeln (=Freilauf) und gleichzeitige …” „… Abschalten des Verbrennungsmotors in Schubphasen. Das System stellt somit eine Weiterentwicklung der …”

B. Arnold, B. Lecointre Shift simulator for shift feel and quality development of manual transmissions S. I-425-I-440

„… echtzeitfähiges Force-Feedback-System ermöglicht. Dieses Simulationsmodell ermöglicht die Darstellung einer …” „… system requires state of the art technology to achieve minimal interference by vibrations and acoustics …” „… costumers’ expectations. With a digital model of the transmission a real-time force feedback system is …”

J.-E. Moseberg, J. Kohlhoff, S. Hekeler Electric all-wheel drive: enhancing vehicle dynamics and driving safety by wheel-individual torque distribution – How to make use of the over-actuation of electrified vehicles S. II-103-II-116

„… single-track vehicle model (cf. [4]). The latter is a system-theoretical approach inspired by [5]. For both …” „… driver. System-theoretically motivated determination of the desired lateral vehicle motion Looking at …” „… system-theoretical approach to generate a desired yaw motion is based on the second-order element 1 2 . (7) Here …”

T. Högnäs, G. Beldie 48 volt torque vectoring electric rear drive module (eRDM) – Excellent driving dynamics with significant CO2 savings S. I-517-I-528

„… : System Specification Property Value Torque Vectoring Torque, peak >1200 Nm Differential Brake Torque …” „… voltage systems. System Performance Utilization of an electrical machine for the TV function offers …” „… characteristics of the TV system. Clutch based systems with a typical 10% over speeding on the clutches …”

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

„… System optimization of electric drives in terms of lightweight design, acoustics and efficiency …” „… eDrive system together with e-motor and inverter. The paper shall show the approaches developed and …” „… & Harshness (NVH) behavior. Fig. 1: MPT eDrive System VDI-Berichte Nr. 2328, 201832 2. Development …”

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

„… Nr. 2328, 2018300 In addition, the e-drive system’s scalable power for high vehicle performance level …” „… integrated high-voltage e-motor (7HDT HV) instead of the 48V system, without requiring any additional space …” „… consumption of the VDI-Berichte Nr. 2328, 2018 291 transmission system as a whole has not yet been adequately …”

D. Engelmann, S. Herr Validierung neuer Funktionen eines mechanischen Antriebsstrangs für mobile Arbeitsmaschinen mit radindividueller Steuerung S. III-81-III-82

„… LT3 system was successfully tested in a first project at the sub-system level according to VDI 2206 …” „… . The next step is the validation as a complete system at the vehicle level. Therefore, the driving …” „… speed. For convenience drivers brake the vehicle even via the drive lever. In general, this is not a …”

W. Guo, M. Jordan, X. Xu The application of fast and efficient clutch coordination control in a P2 hybrid automatic transmission S. I-465-I-484

„… Xiangyang. A Study on the Method for Precise Controlling of the AT Shift Control System[J]. International …” „… electric oil pump. The transmission gear system is composed of three planetary gearsets (PG1-PG3), four …” „… clutches (C1-C4), and one brake (B1). Fig.1(b) shows the structure of a single clutch in the transmission …”

doi.org/10.51202/9783181023280

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

F. Brezger, A. Moser Investigation and potential analysis of shiftable form-locked one-way clutches for hybrid and electric vehicles S. I-133-I-148

„… brakes consisting of friction clutch (2nd gear) and MMCM (1st gear). Fig. 4: Propulsion system types …” „… the MMCM and selected application possibilities of different propulsion system layouts (conventional …” „… & Function Transmissions not only enable vehicles to use their propulsion system over a wide range of …”

K. Kim New high efficiency CVT for middle class FWD vehicle S. I-271-I-284

„… overall length, it was necessary to change the structure of planetary gear and brake system. Regarding …” „… weight. In this paper, the new planetary gear, new belt & pulley system, and newly optimized systems …” „… was newly designed to reduce the overall length of the transmission and the clutch, hydraulic system …”

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

„… operate at very high speeds. Two of such motors can cooperate through a planetary gears system in a …” „… . The shifting is controlled by torque and speed control of the e-motors. The necessary shifting-brake …” „… vehicle masses during acceleration and uphill driving. But the whole drive system was subordinated to 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 S. I-89-I-102

„… increment “system” summarizes the cost of components for other systems such as the thermal management …” „… lies on higher cost efficiency for the powertrain system in order to make plug-in hybrids more …” „… powertrain system cost. However, two cost-intensive permanent magnet electric motors (PSM) are the main …”

C. A. Spangler Borg Warner’s P1 and P2 hybrid drive modules – Modular kit for P1 and P2 hybrids S. I-221-I-232

„… V system power levels allow the recuperation of a high portion of the brake energy available in …” „… (also called micro hybrid vehicles), which already allow a small amount of brake energy recuperation …” „… mainly influenced by the level of brake energy recuperation that is possible and the opportunity to …”

L. Wittmann, M. Wein, M. Wolf Consistently quattro S. I-159-I-172

„… ) Electronic chassis platform (ECP) Front and rear axle power electronics (LE VA and LE HA) Brake system …” „… controllability of the powertrain. The brake system is controlled by the ECP and used as a hydraulic actuator to …” „… with the power electronics and brake system actuators through a FlexRay data bus. To ensure fast …”

P. Ramet Dedicated hybrid transmissions (DHT) by PUNCH Powerglide – Innovative concepts for optimized DHT in terms of efficiency, cost and packaging S. I-253-I-270

„… plates for the shifting system. It is generally recognized that dog clutches represents the most …” „… electric vehicle market, and provide a significant opportunity for further system cost reduction. From a …” „… four mechanical speeds, which allow a good compromise between functionality and system cost. By …”

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

„… system ensures breathtaking longitudinal dynamics, coupled with exceptional continuous performance and …” „… (Fig. 6) was developed in the early seventies of the last century to graphically determine the brake …” „… and rear axle. In combination with Porsche's highly developed suspension systems, this results in …”

A. Esser, T. Eichenlaub, S. Rinderknecht Real-driving-based comparison of the eco-impact of powertrain concepts using a data-driven optimization environment S. I-309-I-342

„… the transmission system in Gear ratio of the transmission speeds to iEM,Hybrid Relative ratio of …” „… speeds and accelerations, compared to the pool-vehicle profile. During highway driving, the ACC system …” „… ) Here, denotes the brake specific fuel consumption, the torque, the rotational speed, the lower …”

doi.org/10.51202/9783181023730

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