Filter results

Results (340)

Sort by:

Select all Select all

Page 1

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. Hönicke, K.-F. Wittwer, J. Liebold High-voltage composite test bench for component testing of battery-electric vehicles S. 395-398

„… benchmark in the field of development test benches. It has become clear how important it is to examine …” „… „Road-to-Rig-Strategie“ bezeichnet. High-voltage composite test bench for component testing of battery-electric …” „… high-voltage compound test bench that allows all relevant components to be tested before they are integrated …”

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

„… Development of an innovative and modular test bench to analyse gear shifts in electrified …” „… powertrains Design approach, realization and use cases of the component test bench Guanlin Gao, M.Sc …” „… , self-developed test benches are used. In the field of electrified vehicle powertrains, there are new …”

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

„… fully automated, test bench-based validation of shift quality is to be developed. In the sense of the …” „… transmissions on full-vehicle test benches Univ.-Prof. Dr.-Ing. Dr. h. c. A. Albers, Dr.-Ing. M. Behrendt …” „… to full vehicle test benches at an early stage and validating them automatically. As a result of the …”

A. Ramsauer, A. Pujari Frontloading for (Hybrid-) Transmission Integration at BMW S. 101-116

„… alternating frictions. All basic maneuvers can already be driven freely and automatically on the test bench …” „… maneuvers can be substituted by the test bench. Correlation between road and test bed Accurate …” „… comparison between road and test bench measurements is mandatory to avoid artificial errors in coordination …”

Titelei/Inhaltsverzeichnis S. I-XVI

„… Testing High-voltage composite test bench for component testing of battery-electric vehicles …” „… automated validation of the shift quality of modern dual clutch transmissions on full-vehicle test benches …” „… . Breitinger, Dr. Ing. h.c. F. Porsche AG, Stuttgart Development of an innovative and modular test bench to …”

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

„… distribution assessments with physical parts on a quasi-static tilt test bench (simulating vehicle g-loading …” „… facility, and trialled on the test bench. Fig. 2: CFD simulation of lubrication system (left …” „… in a highperformance vehicle. The specialist test bench replicated race track levels of vehicle …”

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

„… various characterization tests, from basic functionality tests to system efficiency and NVH behaviour …” „… testbench can be found in Fig. 14, which is showing the tri-axial bench at TREMEC’s engineering lab in …” „… transmission testing, the bench was updated with a battery emulator to provide power to the inverter (at 800V …”

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

„… : 0.06 kg/m²) Test bench overview Test Layout Fig. 9: Test Set-up Fig. 10: 2-speed-AMT eDrive …” „… Test bench configuration: Input dyno - Torque/speed mode (speed/torque limits/rates adjusted manually …” „… to 600 Nm propulsion torque / shaft inertia: 0.06 kg/m²) Test bench overview Test Layout Fig. 9 …”

T. Skubacz, C. Burkhardt, S. Krischke Shift Elements for Electric and Hybrid Drivetrains – Shift elements with low drag losses, high actuation energy efficiency and integrated overload protection S. 487-498

„… and system test benches. In the further course of the project, it is planned that functional samples …” „… positivelocking elements with undercut, e.g. dog clutches. Core element disc spring: tests on function and …” „… excluded. For the tests, an adaptation for an electrodynamic testing machine was set up. The test parts …”

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

„… undergoes extensive test bench testing for verification. The tests include (excerpt): stroker tests: to …” „… ensure the main functionality of the system, drag torque tests: to ensure the beneficial drag torque …” „… behavior, speed tests: to verify the design and to measure the lift-off and re-engagement speed of the …”

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

„… against failure modes and gear mesh misalignment 10 Testing Bench level and vehicle level tesing as part of DVP …” „… EV Hub Drive Using a Full Test and Simulation Methodology. Gear Technology, May 2016, 44 – 53 …” „… on legacy transmission designs and benchmarking. The gear mesh misalignment can be treated as the …”

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

„… objective assessment system with actual test data. A powertrain dynamics model including detailed EM model …” „… a test vehicle in the predevelopment stage. In recent years, we have conducted various vehicle …” „… benchmarks for objective driveability evaluation, including conventional, P2 hybrid and electric vehicles …”

C. Schmidt, H. Dhejne, J. Karlsson High Efficient 2 speed e-Axle – Highly efficient and shiftable under load S. 145-158

„… on virtual test bed already. VDI-Berichte Nr. 2381, 2021154 Fig. 8: Powershift sequence first to …” „… already benchmark in power density and the right solution for this innovative application …”

doi.org/10.51202/9783181023815

VDI Wissensforum GmbH - Fahrzeugsicherheit 2022

Partial access

Select

VDI Wissensforum GmbH (ed.)

Fahrzeugsicherheit 2022

Series: VDI-Berichte

Volume 2387 2022

Results in this title

N. Shirur, C. Birkner, A. Foster, M. Bleeck Active control of airbag filling: sensor, valve, test bench, best-practice of industry-university-cooperation S. 35-46

„… Active control of airbag filling: sensor, valve, test bench, best-practice of …” „… testbench. For testing of controllable airbag systems new test benches needs to be developed to enable the …” „… measurement of valve characteristics and the valve control algorithm. Also, the test bench concept is part of …”

R. Hoffmann VTEHIL – A novel Technology for assessing the Safety Performance of full Vehicles in ADAS and ADS Scenarios S. 145-156

„… . The vehicle can be driven directly onto the test bench when performing the test, and only the body …” „… needs to be reliably connected to the test bench, without dismantling the tires or other structural …” „… müssen jedoch durch physikalische Tests weiter untersucht werden. Ein Bereich sind kritische Fälle und …”

Titelei/Inhaltsverzeichnis S. I-XII

„… filling: sensor, valve, test bench, best-practice of industry-university-cooperation …”

V. Protschky, O. Jung Outlier-Crash Detection at the BMW Accident Research Program S. 157-172

„… voluntary comprehensive pre-liminary crash tests. Beyond the well-known standards, specialists within the …” „… has been trained by parameters that have been recorded at past crashes. In our test environment with …” „… assessment in full vehicle tests areas including crashes, is only one aspect of enhancing the safety of the …”

doi.org/10.51202/9783181023877

VDI Wissensforum GmbH - Reifen – Fahrwerk – Fahrbahn

Partial access

Select

VDI Wissensforum GmbH (ed.)

Reifen – Fahrwerk – Fahrbahn

Series: VDI-Berichte

Volume 2356 2019

Results in this title

K. Thaler, P. E. Pfeffer Development of a multiaxial elastomer bushing test bench with Hardware in the Loop (HiL) capability – Quasi-static and dynamic measurements to analyze multiaxial loading effects S. 269-280

„… Development of a multiaxial elastomer bushing test bench with Hardware in the Loop (HiL …” „… multiaxial test-bench with beneficial test-routines was developed and is described in this paper. Thereby …” „… the relevance for such a test bench. At last the implementation of the HiL-application, regarding the …”

Titelei/Inhaltsverzeichnis S. I-VIII

„… Institute of Science and Technology Development of a multiaxial elastomer bushing test bench with Hardware …”

D. Engel Längsdynamikprüfstand zur Untersuchung des Zusammenspiels von Fahrbahn-Reifen- Fahrwerk-Antriebsstrang S. 281-298

„… contact pressure test bench, Vehicle System Dynamics, Vol. 44, No. 3, (2006), S.207–221 …” „… by the presentation of a specially build test rig. This “longitudinal dynamics testrig (LDP)” has …”

S. Keidler, J. Haselberger, K. Mayannavar, B. Schick, D. Schneider Development of lane-precise “Ground Truth” maps for the objective Quality Assessment of automated driving functions S. 15-34

„… . These KPIs are also used to benchmark vehicle’s behavior and compare them to other VUTs, if single test …” „… corresponding target definitions of automated driving functions are essential [2]. Test standards such as ISO …” „… situations [6]. Even today’s test tracks cannot offer the variance of the real environment. Road description …”

K. Singh, F. Petry, P. Alipour, D. Khadraoui Application of Machine Learning & Deep Learning Techniques in the Context of Use Cases Relevant for the Tire Industry S. 241-268

„… scores from experienced test drivers. Subsequently, an application of this method was realized during …” „… without conducting physical tire tests, and therefore provide an effective means to make decisions for …” „… of physical tire tests. [18] presented a supervised machine learning classifier to detect both …”

C. Cramer, B. Wies Objektive Bewertung querdynamischer Reifeneigenschaften bei Limithandlingfahrten – Anwendung eines Objektivierungsansatzes bei Fahrversuchen auf Fahrbahnoberflächen mit verschiedenen Kraftschlussbeiwe... S. 191-216

„… Seitenkraftcharakteristika während des Tests ebenfalls abbildet. Das Achsseitenkraftmodell wird in Verbindung mit einem …” „… properties from measurement data from limit handling test runs is described. Two main aspects are pursued …” „… realized. Concludingly, an application of the evaluation method based on limit handling tests on different …”

doi.org/10.51202/9783181023563

VDI Wissensforum GmbH - Dritev – Drivetrain For Vehicles 2018

Partial access

Select

VDI Wissensforum GmbH (ed.)

Dritev – Drivetrain For Vehicles 2018

Series: VDI-Berichte

Volume 2328 2018

Results in this title

R. Heckmann Fully automated EOL E-drive testing – Automation and modularity for efficient testing solutions S. II-73-II-84

„… Abstract E-Drives are a challenge in automated EOL testing. Where a test bench in the past was primarily …” „… Maschinen und Anlagen GmbH has developed a new generation of end-of-line (EOL) test benches for testing …” „… electrified and electric drives, based on its existing range of transmission test benches. Motivation …”

C. Ahn Churning oil path optimization process development – Application of moving particle simulation method to design process S. I-95-I-100

„… time but also needed dedicated mesh work for better simulation results. To design on time, bench tests …” „… ) method has applied to reduce computing time and remove mesh work. And Correlation with bench test has …” „… ) Minimize bench tests (3) Access easy to design engineers. As a result, we could make process with …”

T. Nishikawa, Tomoo Kubo The development of a low friction and low viscosity final drive oil S. I-347-I-356

„… seizure durability performance, the Weld load was improved by 50% after bench test usage even though …” „… result between current gear oil and developed oil after bench test usage related to F/D oil temperature …” „… tester (Fig.5). The results showed that reduction of oil-film thickness was prevented in the case of oil …”

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

„… this, as much relevant vehicle data as possible needs to be collected from chassis roller test benches …” „… so that any losses could be measured directly. Repeated runs on a roller test bench were conducted …” „… was then fed into the AVL CRUISE™ vehicle simulation software [2] and correlated with the test bench …”

L. Dedeleit, M. Ayeb, L. Brabetz Short circuit calculation of permanent magnet synchronous machines with comsol multiphysics S. II-197-III-VII

„… do not have to be considered. The model is parameterized by a test bench measurement, in which the …” „… accordance with measured data on a test bench (see following Fig.3). The deviations is smaller than 2 …” „… above were avoided in order not to damage the DUT and the test bench equipment. Analytical …”

A. Viehmann, R. König, S. Rinderknecht Investigation of gear shifts in a parallel-series hybrid powertrain with dog clutches in a demonstrator vehicle (two-drive-transmission with range-extender, DE-REX) S. I-323-I-346

„… entire powertrain with an internal combustion engine at both a powertrain test bench and a demonstrator …” „… enhanced at the powertrain test bench and in the demonstrator vehicle. In this paper three types of …” „… powertrain test rig. Since the commissioning process at the test bench showed good results, a first version …”

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

„… influence overall from the entire package was verified, as expected, on the test bench. As part of the …”

C. Schmahl, W. Hildebrandt, D. Reith The impact of efficiency enhanced drivetrain components on the energy consumption of electric and conventional vehicles S. I-119-I-130

„… ], energy consumption measurements of various vehicles in different drive cycles on a rolling road test …” „… bench were reported. Here it was demonstrated, that such a complex systems as the entire vehicle can be …”

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

„… was extracted from experimental data using coast down test (e.g. capturing speed but also temperature …” „… separately on a dedicated cable bench. Next, contact stiffnesses were identified part by part for each …”

C. Danzer, T. Voigt, T. Günther, R. Tröger From fleet requirements to optimized Dedicated Hybrid Powertrains S. I-269-I-284

„… GT-Power models. These models are calibrated with test bench VDI-Berichte Nr. 2328, 2018 273 measurements …”

G. Hellenbroich, I. Steinberg, J. Ogrzewalla Powershift capable 2-Speed Electric Drive Unit for Light – Commercial Vehicles with Short Time to Market S. I-229-I-238

„… weight plus 50% payload; 2,810 kg - Realistic driving resistance from coasting tests - Dynamic radius …” „… Gen4 Size 10, as measured by FEV - Test cycle WLTP class 2 (22 kW/t < vehicle-specific power ≤ 34 …” „… weight below 85 kg, this drive unit is setting a new benchmark for power density and can fulfill even …”

doi.org/10.51202/9783181023280

Partial access

Select

VDI Wissensforum GmbH (ed.)

AUTOREG 2017

Series: VDI-Berichte

Volume 2292 2017

Results in this title

P. Bolia, S. Müller Numerical Modelling of the Human Driver for lateral closed-loop steering maneuvers S. 551-560

„… time EPS HIL test bench for different driving maneuvers. In order to evaluate the characteristics of …” „… trajectory feedback controller (TGC) is characterized to produce different driving behaviors on test bench …” „… Steering (EPS) Hardware-in-loop (HIL) test bench for various driving maneuvers considering stability and …”

M. Bauer, R. Mannale, M. Kochem, A. Ravi CaliSim – Calibration by Simulation – Virtuelle Applikation elektromechanischer Lenkungen S. 501-514

„… , T.: Modelbased steering ECU calibration on a steering-in-the-loop test bench. In: Pfeffer, P. (Hrsg …” „… vom Ausgangspunkt der Tests abhängig. Ferner steigt mit der Anzahl relevanter Abstimmungsparameter …” „… -- Test method for the quantification of on-centre handling. International standard, ISO 13674-1. Geneva …”

M. Keller, D. Abel, T. Albin, B. Jochim, B. Jochim, H. Pitsch Modellbildung und Regelung eines Freikolbenlineargenerators S. 325-336

„… loadtransients are possible. Afterwards the control is validated on a virtual test bench. 1. Einleitung In …”

M. Kehrer, M. Hisung, H.-C. Reuss Machbarkeitsstudie zum virtuellen Trainieren und Testen von künstlichen neuronalen Netzen S. 491-500

„… Machbarkeitsstudie zum virtuellen Trainieren und Testen von künstlichen neuronalen Netzen …” „… die Machbarkeit des virtuellen Trainieren und Testen von neuronalen Netzen untersucht. Dabei wird ein …” „… Performance ermittelt werden. Zum Trainieren und Testen wird daher ein Datensatz mit den Eingangsdaten und …”

M. Grotjahn, B. Luck, M. Feldt Nichtlineare adaptive Regelung und Störkraftkompensation für elektrische Gaspfadaktoren S. 337-352

„… - Scheduling-PID-Serienregler bewertet. Die Leistungsfähigkeit und Robustheit werden durch Klimakammer-Tests unter Einbezug von …” „… on operational conditions, high calibration and test efforts result during the development process …” „… PID series controller. Climatic chamber tests including worst-case scenarios as well as nearseries …”

A. Ebel, M. Orner, T. Riemer, H.-C. Reuss Optimierte Auslegung von Antriebssträngen mittels der FKFS-Triebstrangbibliothek – Vorstellung der FKFS Triebstrangbibliothek und der Kopplung mit dem MO-CMA-ES an der Auslegung eines Elektrofahrze... S. 391-402

„… Test Procedure (WLTP) Klasse 3 gewählt. Parameter Wert Länge [mm] 4676 Breite [mm] 1885 Höhe [mm …” „… handelt sich dabei um Standard Benchmark Probleme mit Randbedingungen, die zu minimieren sind. Die …” „… das maximale Hypervolumen für die Benchmark Probleme auf Grundlage einer optimalen Verteilung bestimmt …”

doi.org/10.51202/9783181022924

1

2 3 ... 68