Filter results

Results (170)

Sort by:

Select all Select all

Page 3

VDI Wissensforum GmbH - Humanschwingungen 2020

Partial access

Select

VDI Wissensforum GmbH (ed.)

Humanschwingungen 2020

Series: VDI-Berichte

Volume 2370 2020

Results in this title

M. Mirakhorlo, T. Irmak, R. Happee Simulating lateral postural stabilisation in dynamic cornering S. 75-84

„… postural stabilisation and may elicit discomfort or even motion sickness in dynamic driving. Future …” „… . This paper presents dynamic driving tests including 0.4 G cornering and braking. Strong motion …” „… the neck model in the frequency domain, and dynamic driving tests to validate the full body model …”

D. Bohrmann, W. Just, C. Maier, K. Bengler Ergonomie 2.0 – Das Fahrzeug als neuer Lebensraum S. 53-62

„… simulation model was built to quantify the change in body movement due to reclined backrest angle in …” „… evaluate subjective comfort with respect to potential secondary tasks in an automated driving mode …” „… Kopfdynamik zu untersuchen, wird das Softwareprogramms MAthematical DYnamic MOdels (Madymo) der Fa. TASS …”

doi.org/10.51202/9783181023709

Matthias Schreiner - Bayesian Environment Representation, Prediction, and Criticality Assessment for Driver Assistance Systems

Partial access

Select

Matthias Schreiner

Bayesian Environment Representation, Prediction, and Criticality Assessment for Driver Assistance Systems

Series: Verkehrstechnik/Fahrzeugtechnik

Volume 797 2016

Results in this title

Summary and Outlook S. 207-211

„… consistent way by first building a grid map in dynamic driving environments as an intermediate step …” „… accident-free driving. Since most accidents are caused by human error, adequate assistance of the driver is an …” „… obvious step to advance towards this goal before fully autonomous driving finally becomes a reality. For …”

Titelei/Inhaltsverzeichnis

„… with the questions i) how to represent the driving environment in an environment model, ii) how to …” „… a novel method for grid mapping and tracking in dynamic environments. In addition, a maneuver-based …” „… Time-To-Critical-Collision-Probability (TTCCP) metric for uncertain, multi-object driving situations. Finally, the Advanced Driver …”

Prediction and Criticality Assessment S. 132-191

„… simulations, in which the stochastic inputs are restricted to specific, typical human driving behaviors and …” „… driving scenarios and cannot cope with arbitrary static and dynamic objects, or are even restricted to a …” „… Carlo simulation. The system has been parametrized by constructing manifold driving situations within …”

Publications and Supervisions S. 217-220

„… . Willert, and J. Adamy. Compact Representation of Dynamic Driving Environments for ADAS by Parametric Free …” „… Space and Dynamic Object Maps. IEEE Transactions on Intelligent Transportation Systems, PP(99):1–18 …” „… in Occupancy Grid Maps by Methods of Image Analysis and Dynamic B-Spline Contour Tracking. In Proc …”

doi.org/10.51202/9783186797124

VDI Wissensforum GmbH - SIMVEC Simulation und Erprobung in der Fahrzeugentwicklung 2016

Partial access

Select

VDI Wissensforum GmbH (ed.)

SIMVEC Simulation und Erprobung in der Fahrzeugentwicklung 2016

Series: VDI-Berichte

Volume 2279 2016

Results in this title

K. Pfeiffer, R. Merl NVH Kalibration auf einem Powertrain-In-The-Loop Prüfstand S. 833-848

„… miss-tuned by a controller. Speed based vehicle dynamic simulation enables electrical wheel inertia …” „… NVH assessment. Other applications like powertrain calibration and real-world driving maneuvers are …” „… and the difference between torque based and speed based vehicle dynamics simulation will be discussed …”

C. Brodbeck, P. Bayrasy Co-Simulationsmethoden für das thermische Management von Gesamtfahrzeugen bei Betrachtung dynamischer Fahrzyklen S. 31-44

„… prediction of the temperature distribution in space and time for dynamic driving cycles (e.g. race track …” „… , uphill driving, etc.) comes to the center of attention. An entire transient simulation of these …” „… account for a dynamic driving cycle (race track) were applied and the results are compared with fully …”

M. Benedikt, G. Stettinger, M. Wierse, T. Haid, C. Giebenhain, A. Soppa, J. Zehetner Echtzeit-Co-Simulation am Fahrsimulator S. 691-702

„… Echtzeit-Co-Simulation am Fahrsimulator Real-Time Co-Simulation at the Driving Simulator Dr …” „… . [7] Zeeb, Eberhard: Daimlers New Full-Scale High-dynamic Driving Simulator A Technical Overview. In …” „… : Proceedings of the Driving Simulation - Conference Europe 2010 lINRETS, 2010, S. 157–156 [8] Zanten …”

F. Schneider, V. Saxena, A. Moser System Simulation and Verification of an Innovative Active Torsional Vibrational Absorber for Engine Cylinder Deactivation, Down Speeding & Best Comfort S. 481-490

„… System Simulation and Verification of an Innovative Active Torsional Vibrational Absorber for …” „… evaluated with drive line simulations and verified with component tests. The presented results show this …” „… for most driving conditions. The trend moves towards driving at low speed with no slip in the …”

S. Weber, M. Körner, J. Fischer, Y. Dursun, F. Kirschbaum, R. Jakobi, B. Bäker Entwicklung einer Methodik zur Durchführung des Straßenabgleichprozesses S. 725-744

„… behavior on powertrain test rigs. The focus lies on dynamic to highly dynamic longitudinal driving …” „… evaluation of driving maneuvers is reached by calculating criteria of transient signal sequences relevant …” „… varied in a driving maneuver until the deviation from the road data is reduced to a minimum. This …”

M. Viehof, H. Niemann, H. Winner, M. Kochem Objektivierungspotenzial der operativen Validierung im Anwendungsbereich der Fahrdynamiksimulation S. 417-438

„… Standard Verification and Validation Process for Dynamic Vehicle Simulation Models. SAE International …” „… . Abstract Validation is a necessary process in the simulation-based research since it gives an evidence …” „… die Simulationsergebnisse. Zum anderen rechtfertigt diese Methode die Simulation als alternatives …”

doi.org/10.51202/9783181022795

VDI Wissensforum GmbH - International Conference on Gears 2022

No access

Select

VDI Wissensforum GmbH (ed.)

International Conference on Gears 2022

Series: VDI-Berichte

Volume 2389 2022

Results in this title

L. Bo Integrated optimization of structural and control parameters for a hybrid electric system S. 927-934

„… . 4: Dynamic planning strategy process 4 Simulation results Matlab is used to solve the optimization …” „… to improve the dynamic performance of hybrid electric vehicle, the parameters of hybrid electric …” „… vehicle are optimized. Considering the dynamic characteristics of each component, the hybrid power system …”

A. Beinstingel, M. Heider, B. Pinnekamp, S. Marburg Gear mesh excitation and non-uniform rational B-splines S. 91-102

„… against established calculation strategies and is then applied in a dynamic simulation. Further research …” „… presented static and dynamic simulations confirm that the proposed method in [5] is also capable for the …” „… teeth as the periodically changing contact conditions lead to an internal dynamic excitation. The …”

X. Zheng, Y. Hu FE analysis and predication on the traveling wave – resonance of aero-gears S. 915-926

„… gear dynamic mechanism to refine abnormal vibrations [1-8]. These works typically applied the …” „… two mentioned paths, this paper established a dynamic model of bevel gears. In this model, nonlinear …” „… ) (b) (c) Fig. 1.1: Bevel gear pair geometry schematic: (a) driving gear 3-D geometry (b …”

N. Hessinger, M. Braunstingl, H. Bansal Advanced use of DOE in gear geometry optimization S. 281-286

„… transmission error, a base map for dynamic multi-body simulations of the gear set are defined and used within …” „… . Introduction In modern drivetrain development the targets for dynamic response, efficiency and strength of …” „… by further comparing dynamic results of the NVH response of the system to real test data. Hypoid …”

S. Reitschuster, C. M. Illenberger, T. Tobie, K. Stahl Application of high performance polymer gears in light urban electric vehicle powertrains S. 1181-1196

„… sufficient load-carry-ing capacity. Assuming usual driving cycles and lifetime, the calculations according to …” „… made of thermoplastic materials can be found as driving machine elements that transmit the power of the …” „… dynamic load contributes to the damage process. According to the theory, failure of the component occurs …”

A. Baumann, B. Bertsche Coefficient of friction behavior of gear oils and significance for the meshing process of spur gears S. 745-762

„… characterization of transmission oil based on its dynamic viscosity alone is not sufficient for the physical …” „… velocity and contact pressure. The rheological data is used for simulation of gear contacts. It was found …” „… , tooth size, tooth modifications and involute geometry parameters. A simulation approach is used to study …”

T. Matsumura, K. Mioki, M. Kada, R. Okuizumi, A. Pogačnik Improved calculation methodology for the prediction of tooth temperature of plastic gears S. 1237-1248

„… determined using FEM simulations. The actual contact ratio in-creases with increasing temperature because the …” „… number of teeth of driving and driven gear, ? is the helix angle at the base circle, ? and ? are the …” „… establish the method for obtaining the true COF from the actual contact ratio using FEM simulation …”

L. Ryali, D. Talbot Dynamic load distribution of planetary gear sets subject to both internal and external excitations S. 389-408

„… dynamic characteristics were investigated by Monte Carlo simulations. Bai et al. [23] formulated a model …” „… Dynamic Load Distribution of Planetary Gear Sets Subject to Both Internal and External Excitations …” „… investigation on the load distribution and dynamic behavior of planetary gear sets subjected to both internal …”

B. Legrady, M. Taesch, G. Tschirschnitz, C. F. Mieth Prediction of churning losses in an industrial gear box with spiral bevel gears using the smoothed particle hydrodynamic method S. 651-664

„… are also accurately captured by the corresponding SPH simulation.The large, tapered bearing facing the …” „… simulation.Contrary to the experiment, some oil ligaments periodically detach from the wheel in the simulation. This …” „… simulations are conducted with the SPH-Software developed by dive solutions GmbH. Analyzing the fluid field of …”

D. Zorko, Z. Bergant, B. Černe Potential of woven carbon fiber reinforced polymer composite gears S. 1071-1082

„… composite/composite combinations of driving and driven gears were tested. An increase in load-bearing capacity of …” „… , which were used as driving gears in mesh with the composite ones, were made of 42CrMo4 steel and were …” „… ) Region 1; 250-times magnification using the CBS detector Wear was also observed on the driving steel …”

N. Sagraloff, T. Tobie, K. Stahl Suitability of the test results of micropitting tests acc to FVA 54/7 for modern practical gear applications S. 469-484

„… sliding and is visualized for a driving pinion in Figure 1a. [5, 6] Figure 1b shows a microscope-image of …” „… : Characteristic cracking on a driving pinion according to [5] and micropitted surface showing surface cracks [6 …” „… . Furthermore, the additional dynamic forces and the noises of the gears increase. Last but not least …”

F. Lagier, A. Bischofberger, K. Bause, S. Ott Suitability of additive manufactured PEEK gears as a means of gear sampling for automotive high-speed gearboxes S. 1045-1060

„… . Bause, S. Ott und M. Albers, Hg., Simulation-based evaluation of high-speed PEEK gears in automotive …” „… efficiently and be further reduced in power and weight while allowing the same dynamic behavior of the …” „… simulations and model assumptions. A test environment allowing the operation of polymer gears while …”

H.-J. Dennig, L. Zumofen, A. Kirchheim, S. Winterberg, D. Stierli Increasing the safety against scuffing of additive manufactured gear wheels by internal cooling channels S. 1345-1364

„… the driving LPBF pinion (Fig. 5, Fig. 6) and a conventionally manufactured gear. FZG type A gears are …” „… mmri gear₂ rFZG type A gear: m n = 4.5 mmz₁ = 16b₁ = 10 mmDriving gearn₁ = 2350 rpm91.5Gear …” „… , Zumofen L, et al (2021) Dynamic conformal cooling improves injection molding: Hybrid molds manufactured by …”

doi.org/10.51202/9783181023891

No access

Select

VDI Wissensforum GmbH (ed.)

SIMVEC 2022

Series: VDI-Berichte

Volume 2407 2022

Results in this title

H. Amelunxen, G. Hordys Accelerating Development and Test of Cooperative Safety Systems with Advanced V2X Simulation S. 407-422

„… deals with the simulation of platooning, which is an important V2X use case for collaborative driving …” „… Day 3 use cases for cooperative driving place requirements on the simulation systems needed for the …” „… driving, such as truck platooning, needs multi-agent simulations that take the individual characteristics …”

L. Stütz, T. König, M. Kley Testing of the tire modelling for a vehicle dynamics simulation on a Road-To-Rig test rig S. 185-196

„… transmission are influenced.Driving dynamics simulation is becoming increasingly important for validating the …” „… , such as the Pacejka model, are often used in vehicle dynamics simulation to support real driving and …” „… systems such as ABS and ASR was modelled and virtually tested. The dynamic load distribution simulation …”

J. Weber, P. Ugale, S. Olsson, R. Varela Vehicle Stiffness Evaluation in MBD Simulation Using the ODF Method (Opening Distortion Fingerprint) S. 477-486

„… performing a complete vehicle test by driving on a test track. Since the MBD simulation includes the rigid …” „… Vehicle Stiffness Evaluation in MBD Simulation Using the ODF Method (Opening Distortion Fingerprint …” „… ) simulation has been applied for many years. First, the MBD simulation is calculating the forces between a …”

D. Bäder, S. Eibl, C. Wolf, P. Kolar, A. Oliva, F. Meyer 3D CFD Simulations of Snow Accumulation in the Wheel House of a Vehicle at different Driving Speeds S. 1-20

„… 3D CFD Simulations of Snow Accumulation in the Wheel House of a Vehicle at different Driving Speeds …” „… vehicle development project. Here, different driving speeds are investigated and the simulation results …” „… different driving speeds have been chosen. One simulation was calculated at 30 km/h and the other at 50 km/h …”

M. Glensvig, C. Kozlik, D. Kreilinger Full Vehicle Virtual Calibration Platform – AVL Co-Simulation and SiL solution S. 629-646

„… cycle with a specific combination of the variation parameters. The simulation time for one driving cycle …” „… Full Vehicle Virtual Calibration Platform AVL Co-Simulation and SiL solution D.I. Michael …” „… environment. This paper gives a detailed description of the AVL Co-Simulation and SiL solution demonstrating …”

M. Burger, T. Jung, C. i Wu, T. Rothmann Umgebungsdaten und Dynamische Verkehrsszenarien zur Effizienten Erprobung von Fahrzeug-Systemen S. 423-436

„… of environmental data, and we also present a dynamic traffic simulation that can enrich the virtual …” „… Umgebungen und SimulationUm ein Fahrzeugsystem, wie z.B. ein Assistenzsystem, oder eine autonome Fahrfunktion …” „… Fahrzeugsystemen und –funktionen, wie z.B. Fahrerassistenzsysteme, spielen Simulation und virtuelle Umgebungen …”

B. Wultsch, F. Duchi, S. Puster Bridging physical and virtual calibration – Vehicle simulation on E-Drive Testbeds S. 609-618

„… Bridging physical and virtual calibration – Vehicle simulation on E-Drive Testbeds DI Björn …” „… Simulation abzubilden besteht schon seit vielen Jahren. Die Erkenntnisse der vergangenen Jahre wurden …” „… Leistungsfähigkeit und Möglichkeiten, die sich ergeben, wenn physische Tests, Simulationen, virtuelle oder reale …”

J. Lee, S. Rehfeldt, H. Klein, D. Bäder, A. Eisenträger, J. Kuhnert, I. Michel Two-phase water evaporation MESHFREE CFD method for wet automotive component dry-out time prediction S. 33-44

„… simulation results are validated with a series of experiments that measure the water evaporation rate with a …” „… efficiently generalize the developed simulation method to arbitrary geometrical applications such as …” „… simulations. This is due to the fact that it is a rather complex multi-physics mass-transfer process that …”

doi.org/10.51202/9783181024072

1 2

3

... 34