Filter results

Results (88)

Sort by:

Select all Select all

Page 1

VDI Wissensforum GmbH - Kupplungen und Kupplungssysteme in Antrieben 2021

Partial access

Select

VDI Wissensforum GmbH (ed.)

Kupplungen und Kupplungssysteme in Antrieben 2021

Series: VDI-Berichte

Volume 2382 2021

Results in this title

V. Föge, S. Blaschke New semi-dry friction solution for highly integrated active torque-controlled drives S. 103-114

„… New semi-dry friction solution for highly integrated active torque-controlled drives Volker …” „… integrated active torque-controlled drives 2.1 What is lubrication deficiency? Constantly rising …” „… integrated active torque-controlled drive is in the range of 250.000 km and the average speed over this …”

Titelei/Inhaltsverzeichnis S. I-X

„… solution for highly integrated active torque-controlled drives . . . . . . 103 V. Föge, S. Blaschke …” „… . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 327 K. Abu-Snima, KAS-CLUTCH, Grettstadt Adaptation of a Wet Clutch Torque Model in Electrified …” „… Produktentwicklung am Karlsruher Institut für Technologie (KIT), Karlsruhe NVH-optimization for drivetrains of …”

doi.org/10.51202/9783181023822

No access

Select

VDI Wissensforum GmbH (ed.)

Dritev 2022

Series: VDI-Berichte

Volume 2401 2022

Results in this title

T. Gemassmer, P. Lindau, M. Zimmermann Modular Torque Management Architecture S. 13-26

„… electric Driveline configurations. OEMs are offering eDrive systems with Disconnect, Park-lock, active LSD …” „… Disconnect, Park-lock, active LSD or controlled clutches, or combinations of them. New and customized …” „… (LSD) or even Twinster torque vectoring systems as option. eDrive systems are now requested with …”

H. Spånberg Electric Torque Vectoring Disconnect unit, eTVD S. 253-266

„… clutches are individually controlled to transfer torque from the rear E-motor to the left and right wheels …” „… transferred torque is controlled independently and VDI-Berichte Nr. 2401, 2022254thereby making torque …” „… through VDI-Berichte Nr. 2401, 2022256BorgWarner Hydraulic Actuator The torque distribution is controlled …”

M. Schröder, K. Herold, C. Monissen Efficiency Increase of Electric Machines with Active Thermal Field Weakening S. 119-132

„… Torque Constant 0.63 Nm/A Rated Voltage 355 V Rotor Diameter 161 mm Active Length 230 mm Maximum Speed …” „… Efficiency Increase of Electric Machines with Active Thermal Field Weakening A new degree of …” „… context, the electric machine contributes to the losses in the drive train of elec-tric vehicles. With …”

D. Held The EtelligentReach Project – A new Level for Range and Dynamics S. 267-276

„… driven by permanent magnet synchronous motors (PMSM) with each up to 180 kW and the longitudinal torque …” „… controls incl. inverter software, decouple and torque vectoring component controls, drive controller and …” „… all-wheel drive vehicle with a higher amount of front wheel torque and a lower portion of lateral torque …”

J. Gindele, U. Franzmann, L. Herdle, A. Pawlenka The Magna 7HDT400 for BMW’s new 48V hybrid drive family S. 1-12

„… The Magna 7HDT400 for BMW’s new 48V hybrid drive family Dr. Jörg Gindele, Ulrich Franzmann, Lothar …” „… . Introduction The launch of the new BMW 2 Series Active Tourer also introduces new engine variants [1]. In the …” „… now offers a higher torque capacity, faster shift times, and the 48V hybrid version 7HDT400 described …”

doi.org/10.51202/9783181024010

VDI-Wissensforum GmbH - DRITEV – Drivetrain for Vehicles 2021

Partial access

Select

VDI-Wissensforum GmbH (ed.)

DRITEV – Drivetrain for Vehicles 2021

Series: VDI-Berichte

Volume 2381 2021

Results in this title

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

„… voltage ‘TV’ drive allowing for active torque vectoring between the rear wheels. In principle, there …” „… including active torque vectoring systems Differing from the ‘standard eDrive’, the four architectures …” „… drives with torque vectoring function to answer this question. Electrification – challenge and …”

D. Morgenweck, M. Großmann, W. Fakler, M. Lamke, F. Bitzer ZF E-Mobility Software Functions for Commercial Vehicles S. 703-718

„… functions process the desired torques and convert these into the drive torques considering the component …” „… protection. In that way recuperation is handled as negative torque request which can be controlled either …” „… by the retarder lever or is part of a one pedal drive strategy and is controlled by the acceleration …”

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

„… torque vectoring AWD system, for which simulations show that performance and fun-to-drive are stepped up …” „… E-drive output torque 2400 Nm Total output torque 5000 Nm Total weight including EM (IPM machine …” „… percentage from the final drive ratio at the front, ensuring a positive delta speed across the torque …”

G. Gao, D. Schöneberger, S. Rinderknecht Development of an innovative and modular test bench to analyse gear shifts in electrified powertrains S. 415-436

„… 1.3 D Decoupling from drive shaft (to achieve maximum drag torque) Nm 1.4 D Motor variety 1 …” „… measuring the relevant variables such as torque, speed and position The arrangement of the drive units is …” „… initially zero, which corresponds to a standstill of the electric motor in the Speed4E drive. Active …”

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

„… possible. These clutch positions in combination with different drive units active, result in over 30 …” „… different possibilities in realizing the required torques and speeds, the summed torques at the drive …” „… formlocking dog clutches. The general principle of torque supported gearshifts with active synchronization in …”

G. Herbillon Performances Validation of an electrically-commanded dog clutch system for multi-speed and disconnectable eDrives S. 255-274

„… means that the transport industry is in need of electric Drives capable of high torque. Statement #2 …” „… eDrives in order to reach vehicle performances (high wheels torque and high vehicle top speed) without …” „… e-motor drag torque. 2. Road Map of electrically commanded shifting systems applied to eDrives Apart …”

M. Hein, J. Pellkofer, K. Michaelis, T. Tobie, K. Stahl, D. Kadach Test method A/16,6/90 with injection lubrication for discriminating different lubricants for dual-clutch transmissions S. 437-452

„… standard test A/8,3/90, so that for same torque loading the wheel drives the pinion (speed increaser). The …” „… Research Centre (FZG) is very active in the development of standardized test methods for evaluating the …” „… scuffing load capacity of lubricants and is also active in the corresponding standardization committees …”

doi.org/10.51202/9783181023815

VDI Wissensforum GmbH - Commercial Vehicles 2023

No access

Select

VDI Wissensforum GmbH (ed.)

Commercial Vehicles 2023

Series: VDI-Berichte

Volume 2417 2023

Results in this title

T. Kattenberg, D. Rasch Wheel slip control in electric vehicles – Combining the advantages of electric drives and friction brakes S. 229-240

„… (only eDrive active – no brake application): Brake slip is limited/controlled with same approach as for …” „… soon as the wheels accelerated again, the eDrive continuously produces torque. Fig. 8: Active brake …” „… and braking must be limited and controlled. Typically, this is done by the braking system. The active …”

doi.org/10.51202/9783181024171

VDI Wissensforum GmbH - Dritev – Drivetrain For Vehicles 2019

Partial access

Select

VDI Wissensforum GmbH (ed.)

Dritev – Drivetrain For Vehicles 2019

Series: VDI-Berichte

Volume 2354 2019

Results in this title

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

„… driveline. A comparison of drag torques when the AWD system is active and disconnected is shown in fig. 1 c …” „… inverter, motor and gearbox. In addition to the reduced number of active drivetrain components, the drive …” „… electrified vehicles is the intelligent all-wheel drive system with "ActiveConnect" from GKN, which …”

T. Pullen Integrated eDrive system for various performance classes S. I-287-I-294

„… power from 100kW up to 260kW can be realized. Software controlled active cooling of the electric motor …” „… drive application. In addition, the 140kW High-Performer does not require active rotor shaft cooling of …” „… close to active cooling can be achieved at low speeds, see Fig. 7. Fig. 7: Drag torque comparison …”

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

„… cylinder engines are available with fully variable all-wheel drive (Torque-on-Demand) that regulates the …” „… torque distribution between the front and rear axles according to the selected drive program. The …” „… % (Torque on Demand) of the drive torque. Further objectives with regard to the vehicle integration of the …”

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

„… electrical motor (EM) torque enables to use a long drive ratio. Driving with a long ratio, reduces internal …” „… This paper has shown some of the ways in which Schaeffler reacts to the growing variety of drive …” „… changeovers from drives based on electric motors to those using internal combustion engines and the resulting …”

C. Schoerghuber, I. Müller, H. Wiener Dedicated hybrid transmission for commercial vehicle applications – Mechanical layout, system analysis and simulation of a dedicated hybrid transmission for commercial vehicles S. III-29-III-48

„… driving on CCBC drive cycle. Left hand side: City bus powertrain with torque converter and AT; Right hand …” „… integrated, high-speed e-motors as its drive sources. With the help of a sophisticated but comparatively …” „… efficiency of the drive train and the perfectly coordinated interaction of the three drive systems ensure …”

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

„… wheels resulting in low torque losses in electrical drive mode and recuperation. To keep the …” „… controlled by algorithm in an optimal way, the gear shifting is performed by the driver solely. As part of …” „… SoC, the requested torque by the driver as well as the torque capacity, the operating strategy …”

A. Alkan Human/machine readable language representation method in HEV drivetrain testing S. II-125-II-140

„… tested by HEV system test: High Voltage Drivetrain: Electric Drive includes the motor for hybrid and …” „… Drive: To electrify the drivetrain below the safety-relevant 60-volt-level is far less expensive …” „… Bench: The drivetrains are introduced to various loads in form of speed or torque provided by a dyno …”

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

„… mechanical brake. At low speed, a resistive torque peak appears. Fig. 5: Types of active short circuits …” „… back EMF has to be controlled to avoid overvoltage. The safe state at eMotor level has to be an active …” „… complex to implement. Similarly, the mechanical interfaces for the transmission of torque electrical …”

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

„… New concepts for electrical drive trains for high power density Bruno Müller, Carsten Angrick …” „… electric drives goes way beyond the electric motor. Optimal efficiency, range, and system costs can only …” „… back in 2011 that it possesses system expertise with the “Active edrive” concept vehicle. The …”

doi.org/10.51202/9783181023549

1

2 3 ... 18