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VDI-Wissensforum GmbH - DRITEV – Drivetrain for Vehicles 2021

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VDI-Wissensforum GmbH (Hrsg.)

DRITEV – Drivetrain for Vehicles 2021

Reihe: VDI-Berichte

Band 2381 2021

Treffer in den folgenden Teilen:

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

„… Modular Starting and Damping System integrated in 48V Hybrid Architectures Efficient Starting …” „… conjunction with a simplified pinion starter, this efficient ICE starting system has no losses at and above …” „… and low power HV hybrid architectures benefit from an additional starting system to maximize the …”

M. Häßler, O. Werner The Pendulum Rocker Damper – Providing flexible damper characteristics for hybrid powertrains S. 329-346

„… damper topology, starting with arc spring and coil spring dampers considering addons such as predamper …” „… supercritical behaviour by means of a soft connection between the exciting system and the system, which has to …” „… pendulum rockers actuating the coil springs can be derived. Starting with an initial roller position and …”

Titelei/Inhaltsverzeichnis

„… Damping System integrated in 48V Hybrid Architectures – Efficient Starting System for Hybrid Vehicle …” „… Validation of an electrically-commanded dog clutch system for multi-speed and disconnectable eDrives …” „… Actuation System for Multi-speed Electrified Drivetrains – Requirements and Concept …”

M. Dilzer BorgWarner P2 Modules – from HV to 48V S. 35-46

„… Engaged Starter) 48V systems with its general idea of small and cost efficient electrical system tend to …” „… details like voltage level, peak performance and size of the energy storage system. The bar diagrams on …” „… the system functionalities and the customer requirements and to evolutionary improve the system …”

doi.org/10.51202/9783181023815

VDI Wissensforum GmbH - International Conference on Gears 2023

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VDI Wissensforum GmbH (Hrsg.)

International Conference on Gears 2023

Reihe: VDI-Berichte

Band 2422 2023

Treffer in den folgenden Teilen:

A. I. Aydeniz Modelling and Analysis of the Effect of Root Modification on Load Sharing and Stress Values on Spur Gears S. 1039-1062

„… bearings. 𝑇 and 𝑇 are driving and driven torques of the system. 𝑇 and 𝑇 are damping torques of …” „… system’s elements should be written and solved. From Figure 9 four equations may be written for the …” „… rotational and lateral displacements of system’s elements as; VDI-Berichte Nr. 2422, 2023 1049Fig. 9 …”

J. D. M. Marafona, J. H. O. Seabra, P. M. T. Marques, R. C. Martins Effect of overlap ratio on gear dynamic behavior and noise level S. 1239-1256

„… system, JSME International Journal Series C Mechanical Systems, Machine Elements and Manufacturing 46 …” „… entire system. The generated vibration energy passes through the shafts and bearings to then reach the …” „… optimization procedure. Two different gear geometries are used as starting points, the H501 and the H951, as …”

P. Chavan, M. Lutz Validation of an industrial gearbox model for predicting vibro-acoustic behavior S. 619-632

„… , allows for an efficient and accurate simulation of the system's dynamic excitation and response. While …” „… components is modelled and compared with the measured behavior in a freely constrained state. Starting with …” „… , Young's modulus, and structural damping. To achieve this, the bearing cover is suspended using elastic …”

A. Beinstingel, F. Haringer, W. Sigmund, M. Heider, B. Pinnekamp, S. Marburg Investigation of Sound and Vibration Behavior of Cylindrical Gears S. 599-618

„… propulsion system. In total, four alternative gearbox designs for a certain purpose are focused and the …” „… 603Fig. 1: Schematic overview of an electric ship propulsion system. Flexible couplings and an …” „… a two stage double-helical gaerbox using harmonic balance method, Mechanical Systems and Signal …”

Y. Koch, E. Kirchner, J. Hirschmann Measuring Instantaneous Angular Speed using a Gear Wheel as Material Measure to detect Pitting Damage during an Endurance Test S. 81-96

„… seconds at 50 kHz and transferred to a cloud system. An overview of the data acquisition equipment is …” „… and phase fluctuations of the IAS. Therefore, these are further evaluated, starting with a comparison …” „… angular speed. Mechanical Systems and Signal Processing 19 (2005) 4, S. 786–805. https://doi.org/10.1016 …”

M. Vivet, A. Rezayat, J. Verhoogen, K. Kucukcoskun, S. Donders Numerical analysis of bevel gear transmission acoustic emission using a 3D gear contact force model within a multibody system dynamics simulation environment S. 689-702

„… system-simulation and analysis. For the dynamic system-level simulations a flexible multibody model of a gearbox …” „… microgeometry, gear alignment errors and system-induced deformation. The gear meshing orders are computed in …” „… system-level simulation of hypoid and bevel gear dynamics, grant number: HBC.2019.2177). The research is also …”

G. Devaraj Vibration reduction of planetary gear drive using mesh phasing: modelling and experimental validation S. 157-174

„… of the system is predicted using finite element models, and then operational experimental bench tests …” „… behavior of the PGS, i.e. : inertia of other parts of e-drive system, housing parts and shafts dynamic …” „… symmetry of the system and mesh periodicity alone, whilst leaving out the effect of other factors such as …”

K. Suzuki, K. Sakai, K. Sakai, T. Hara Considerations on Lubrication of High-Speed Rotating Gear (First Report) S. 741-752

„… impactvelocityVibration Mode ControlI/O DampingFig.1: Gearbox Performance Requirements and Elemental Technology Challenges …” „… lubricant injection direction, position, and speed can lead to a low-loss lubrication system that satisfies …” „… lubricating oil behavior and airflow on the tooth surface Kensuke Suzuki, Kazuki Sakai, Kaori Sakai, Tomoyuki …”

U. Kissling Impact of manufacturing deviations on the NVH behavior of modern gear design concepts S. 367-382

„… behavior, or LCR (low contact ratio) gears for low power loss applications. Furthermore, profile and flank …” „… line modifications are applied to achieve an optimum stress distribution and/or reduced stiffness …” „… appropriate solution for gear geometry and modifications. They will not consider manufacturing deviations. But …”

doi.org/10.51202/9783181024225

VDI Wissensforum GmbH - Schwingungen von Windenergieanlagen 2016

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VDI Wissensforum GmbH (Hrsg.)

Schwingungen von Windenergieanlagen 2016

Reihe: VDI-Berichte

Band 2281 2016

Treffer in den folgenden Teilen:

M. Puff Reducing vibration and noise levels in wind turbines by means of Visco-Elastic-Supports (VES) S. 231-248

„… the requirements for the right amount of bearing stiffness to ensure stability of the system and …” „… avoid resonance amplifications the right amount of damping is absolutely critical and to ensure …” „… VES element provides an ultra-high static load capacity with tunable amount of stiffness and damping …”

doi.org/10.51202/9783181022818

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VDI Wissensforum GmbH (Hrsg.)

Autoreg 2019

Reihe: VDI-Berichte

Band 2349 2019

Treffer in den folgenden Teilen:

K. Figel, F. Svaricek, M. Schultalbers Review and experimental evaluation of models for drivability simulation with focus on tire modeling Short Version S. 293-312

„… viscous damping factor d. The states of the system are the torsion of the driveline ϑ = ϑw − ϕm and the …” „… driving situations and two different standard excitation signals for system identification (a chirp and a …” „… speed vc Inertial wheel and chassis speed x State vector of state-space system y System output y Output …”

doi.org/10.51202/9783181023495

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VDI Wissensforum GmbH (Hrsg.)

Dritev 2022

Reihe: VDI-Berichte

Band 2401 2022

Treffer in den folgenden Teilen:

F. Pfister, N. Hetzel, K. Büttner Objectified Evaluation of Fundamental Driveability Maneuvers at Powertrain-in-the-Loop Testbeds for Electric Drive Units S. 61-72

„… systems, the damping prop-erties (mainly determined by the tire) and the masses and inertias of the …” „… workflow enable new software functions and their impact on the full vehi-cle system to be developed, tested …” „… vehicle system level. In this context, the following three ideas play a decisive role and will be …”

K. Lee, M. Song, S. Lim Multi-body Dynamics of a Vehicle Axle System Based on a Time-varying Gear Mesh Model for Investigating Hypoid Gear Noise and Vibration S. 185-196

„… the automotive axle system to cover the practical gear mesh excitation mechanisms and the vibration …” „… accurate and realistic driveline simulation system model can be a reasonable solution. Gear mesh models …” „… and experimentally. The sensitivity of the structural responses to the various sys-tem parameters and …”

F. Lagier, N. Freund, K. Bause, S. Ott, A. Albers Simulation-based evaluation of high-speed PEEK gears in automotive powertrains and design of a validation environment for high-speed gears S. 223-240

„… and efficiency of electric powertrains for individual mobility require a whole-system approach to the …” „… that makes them easier and cheaper to manufacture in big series. They show inherent damping properties …” „… comparison to metal gears, and are far less dense, allowing for a lighter system with low inertia [1]. This …”

A. J. Wimmer High-Speed Testing: The Fast Lane towards a Running System S. 365-380

„… High-Speed Testing: The Fast Lane towards a Running System Modular Test Rigs and Retrofit of …” „… sensors for temperature and vibrations a torque measurement system is crucial to most users. There are …” „… very good alignment of UUT and high-speed drive shaft is important for a stable system. Although the …”

doi.org/10.51202/9783181024010

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