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VDI Wissensforum GmbH - Drivetrain for Vehicles 2017

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VDI Wissensforum GmbH (ed.)

Drivetrain for Vehicles 2017

Series: VDI-Berichte

Volume 2313 2017

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S. Ebina, Y. Asaoka, T. Kusada, T. Hyakutake NVH optimization of a transmission oil pump S. 79-80

„… NVH Optimization of a Transmission Oil Pump Sueharu Ebina, Toyota Motor Corporation; Yuuki …”

M. Falco lnfluence of electric drive systems and their control on the NVH behavior of hybrid and electric vehicles S. 141-142

„… neglected in the optimization process of the NVH behavior. Finally the electric drive also acts as …” „… Influence of electric drive systems and their control on the NVH behavior of hybrid and electric …” „… vehicles Dr. Marco Falco, CEO, hofer eds GmbH, Würzburg Zusammenfassung Ein gutes NVH …”

doi.org/10.51202/9783181023136

VDI Wissensforum GmbH - International Conference on Gears 2017

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VDI Wissensforum GmbH (ed.)

International Conference on Gears 2017

Series: VDI-Berichte

Volume 2294 2017

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C. Brecher, C. Löpenhaus, M. Schroers, T. Frech, P. Scholzen Optimization of NVH behavior of gears by alternative gear materials S. 539-552

„… Optimization of NVH-Behavior of Gears by Alternative Gear Materials Prof. Dr.-Ing. C. Brecher …” „… . Additionally, alternative gear materials offer a high potential for an optimized NVH behavior due to the …” „… an optimized gear design for an improved NVH behavior by using the alternative gear materials PM and …”

Titelei/Inhaltsverzeichnis

„… C. W. Yao, modification method Y. Li C. Brecher, Optimization of NVH behavior of gears by …” „… Systems – NVH Behavior J. W. Vriesen Topographical tooth modifications in planetary gears for 185 …” „… reduction of the noise excitation without load capacity loss – Optimization of complex systems capable of …”

J. Fechler, M. Böhm, S. Aberle, V. Merz A contribution to the NVH behavior of plastic gears in automotive applications S. 1531-1540

„… A contribution to the NVH behavior of plastic gears in automotive applications Dr.-Ing. J …” „… e-mobility the NVH (noise, vibration and harshness) behavior of electric actuators which are often used for …” „… element simulation model is the basis of this optimization. It was initially developed to understand the …”

B. Leupold, V. Janzen, G. Kotthoff, D. Eichholz Validation approach of PM gears for eDrive applications S. 119-130

„… optimizations in order to further increase the benefits in the area of the NVH behavior in comparison to …” „… , the need for developing systems with higher power density and the strong NVH (Noise Vibration …” „… exemplary results in case of performance and NVH behavior. In the following, the adaption of the surface …”

J. Thomas, C. Wirth Determination and improvement of bevel gear efficiency by means of loaded TCA S. 707-718

„… the possibilities of optimization of gear efficiency using the new calculation method. Possible …” „… conflicts between load capacity, noise (NVH) and gear efficiency are shown as well. 1. Basic …” „… calculation and conflicting aims such as NVH and load capacity All improvements of efficiency shown before …”

E. Erkilic, Z. Burcay Optimizing tooth proportions to improve topland Saribay balance in aerospace bevel gears S. 447-456

„… corners on tooth flanks after case hardening. While many studies are present on optimization of gear …” „… topland unbalance by using the proposed optimization procedure. 1. Introduction Literature Review and …” „… has been pub- VDI-Berichte Nr. 2294, 2017 447 lished to attempt optimization of tooth contact and …”

T. Utakapan, B. Kohn, M. Fromberger, M. Otto, K. Stahl Evaluation of gear noise behaviour with application force level S. 695-706

„… the computing time benefit, which becomes very advantageous for example in the optimization …” „… characteristic value is indeed applicable for other fields of NVH evaluation, for example in the prediction of …” „… . ; OTTO, M. ; BIHR, J.: Assessment of the Vibration Excitation and Optimization of Cylindrical Gears. In …”

P. Garambois, E. Rigaud, J. Perret-Liaudet Robust optimization of gear macro and micro-geometries in order to minimize static transmission error and gear stiffness fluctuations S. 927-938

„… Robust optimization of gear macro and micro-geometries in order to minimize static transmission …” „… method for the multi-objective optimization of gear macro and microgeometry parameters in order to …” „… process. The optimization is performed using a genetic algorithm that tests a lot of different gears. The …”

P. Kauffmann, P. Schäflein, V. Heuer PM technology for the future powertrain S. 1289-1298

„… this paper will address solutions for cost reduction, better NVH & higher efficiency, improved power …” „… . Optimization of just one single step in manufacturing is considered being of secondary importance compared …” „… with optimization of the whole production process. This approach is used for rethinking manufacturing …”

M. Brumm, H. Müller Cyber physical gear production system – Vision of industry 4.0 gear production S. 1209-1218

„… process optimization and operator support. The main goal of the new system is quality optimization and …” „… requirement is checked by subjective noise evaluation. The driver of the car evaluates the noise by NVH …” „… analysis is also needed for quality improvements, process optimization, tool life analysis and continuous …”

J. Langhart, I. Zotos, G. Franzoso Casing stiffness variations and influence on the gear meshing properties S. 1161-1168

„… recent years the influence of casing deformation became one focus of gear transmission optimization. A …” „… further analysis, as it could lead to analysis of NVH. 7. Conclusion As a follow-up study to previous …”

B. Kohn, T. Utakapan, M. Fromberger, M. Otto, K. Stahl Flank modifications for optimal excitation behaviour S. 1319-1330

„… regarding the NVH goals. The main target for a silent mesh design is a constant transmission of motion over …” „… analysis of mesh A with tip relieves designed for NVH goals 2. Periodic modifications A different …” „… . ; OTTO, M. ; BIHR, J.: Assessment of the Vibration Excitation and Optimization of Cylindrical Gears. In …”

K. Togai, N. Fujinaga A reduced order internal combustion engine model for transmission development S. 1191-1198

„… for optimization in term of calculation time and model preparation works. ICE power output process …” „… using reduced model for transmission design, FISITA paper F2014-NVH-048, 2014 [6] Hiroki Yamura, Masao …”

doi.org/10.51202/9783181022948

VDI Wissensforum GmbH - Kupplungen und Kupplungssysteme in Antrieben 2021

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VDI Wissensforum GmbH (ed.)

Kupplungen und Kupplungssysteme in Antrieben 2021

Series: VDI-Berichte

Volume 2382 2021

Results in this title

J. Seiter, C. Acker, T. Cassiani, A. Grossmann, T. Kubicek, S. Morel NVH-optimization for drivetrains of commercial vehicles with a newly slipping absorber S. 181-194

„… NVH-optimization for drivetrains of commercial vehicles with a newly slipping absorber …” „… therefore influencing each other in any NVH issue (Figure 1). A versatile torsional damper concept needs to …” „… mass is slipping in all operation conditions, there should not be too much disturbing changes in NVH …”

Titelei/Inhaltsverzeichnis

„… Produktentwicklung am Karlsruher Institut für Technologie (KIT), Karlsruhe NVH-optimization for drivetrains of …”

doi.org/10.51202/9783181023822

VDI Wissensforum GmbH - International Conference on Gears 2019

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VDI Wissensforum GmbH (ed.)

International Conference on Gears 2019

Series: VDI-Berichte

Volume 2355 2019

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K. Takaki, M. Sugimoto Optimization of hypoid gear macro/micro geometries for high efficiency drives, taking into consideration NVH and strength S. 367-378

„… Optimization of hypoid gear macro/micro geometries for high efficiency drives, taking into …” „… consideration NVH and strength Dipl.-Ing. Kazuhiro Takaki, Dipl.-Ing. Masaki Sugimoto, Nissan Motor Co …” „… gear meshing friction adversely affects noise, vibration and harshness (NVH) and strength. A method …”

T. Kleiber DIN Q6 meets DIN Q10 – Need for modern internal gear production S. 415-424

„… Nr. 2355, 2019 415 1. Challenge – Design space and NVH A meaningful discussion about noise is …” „… ” E-cars are by nature on a lower NVH-level, due to the loss of masking ICE noise and other components …” „… are getting in the focus e.g. etransmission, power electronics, e-motor. NVH activities are necessary …”

J. Fechler, S. Oberle, M. Knopfle, V. Merz Improvement of the noise and vibration behavior of an electromechanical brake booster – An integral approach S. 1431-1442

„… and concepts results in strong requirements for a good noise, vibration and harshness behavior (NVH …” „… the housing are designed accordingly to achieve the strong NVH requirements. After the start of the …” „… production a project was setup up to find further potentials and to improve the NVH properties of the …”

A. Pogačnik, U. Kissling Layout of profile modifications for symmetric and asymmetric plastic gears S. 1461-1472

„… transmission optimization is discussed. NVH can be improved in different ways; for instance, selecting an …” „… is not the main design criteria anymore. NVH (noise-vibrations-harshness) is becoming very important …” „… medical or food). There are several factors that influence the NVH behaviour in a gear reducer. Most …”

Titelei/Inhaltsverzeichnis

„… , Okayama University, Okayama, Japan; K. Ishimoto, A. Ueda, IHI Corporation, Yokohama, Japan f NVH Bionic …” „… , Belgium f Bevel and hypoid design and manufacturing Optimization of hypoid gear macro/micro geometries …” „… for high efficiency drives, taking into consideration NVH and strength …”

J. Brimmers, M. Willecke, C. Lopenhaus, C. Brecher Investigation of the potential of using surrogate models in the gear design process S. 727-740

„… optimization where a high number of experiments of simulations is necessary [5]. In order to reduce the time …” „… used for the gear design process There are several gear design objectives (durability, efficiency, NVH …” „… decision whether to use the surrogate model as a regression formula or for an optimization of the …”

C. Natali, A. Rezayat, D. Park, P. Jiranek, T. Tamarozzi Analysis of manufacturing variability on the transmission error of an internal gear pair using a multibody framework S. 1099-1110

„… characteristics of transmission systems is crucial for the durability, NVH and acoustic comfort in different …” „… parameters to the limits in order to achieve more efficient and quieter gearbox designs by the optimization …” „… each error that occurs in manufacturing helps one achieve the design optimization goal [4] . The …”

P. Scholzen, C. Lopenhaus, C. Brecher, D. Billenstein, F. Rieg, G. Hammerl Investigation of the influence of elastic gear body structures on the operational behavior of gears S. 785-796

„… optimization in gear design. The power density of a gear can be increased by geometric gear body modifications …” „… modifications with regard to the tooth root load capacity and the NVH behavior. 1. Introduction, Objective …” „… of the gear mesh conditions, the gear body optimization represents the next decisive influencing …”

doi.org/10.51202/9783181023556

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VDI Wissensforum GmbH (ed.)

Dritev 2023

Series: VDI-Berichte

Volume 2420 2023

Results in this title

P. Geradts, M. Kasten, A. Landvogt Psychoacoustic optimization of the NVH behavior of an eDrive power train – Application of a Targeted Micro Geometry Scatter on Helical Gears to break-up the regularity of the transmission error excita... S. 459-470

„… Psychoacoustic optimization of the NVH behavior of an eDrive power train Application of a Targeted …” „… potential for the NVH optimization of helical gears of these micro geometry developments has been …” „… . Fig. 2: Excitation Sources in eDrive Systems (3-in-1) NVH Optimization Measures Measures to optimize …”

J. Bonifacio, V. Warth, S. Scharr Optimizing sustainable high-performance e-drives S. 349-358

„… e-drive system. The extensive use of holistic system optimization and the related computation and …” „… optimization, which sets a benchmark in 2025 for the automotive industry. The challenge to minimize the use of …” „… density. Therefore, several new innovations are put into a tool-based optimization for an 800 V e-drive …”

L. Roslaniec, T. Hackl Next generation Electric Drive Units with multi-level GaN inverter for highest HV EV performance and efficiency – Comparison of 2-level and 3-level inverter topologies S. 107-114

„… Vorzüge wie erhöhte Spannung, verringerte harmonische Verluste sowie optimierte NVH-Merkmale und …” „… EMC-Filterung und NVH-Dämpfung verringert werden können. Abstract This paper discusses the importance of …” „… inverters offer benefits such as higher voltages, reduced harmonic losses, and improved NVH characteristics …”

C. Mohr Acoustic Optimization of Electric Powertrains from a Vehicle Level Perspective S. 471-0

„… Acoustic Optimization of Electric Powertrains from a Vehicle Level Perspective Dr. Carsten Mohr …” „… phases can only be avoided by performing acoustic optimizations at an early stage. Schaeffler has …” „… is not authorized for onward distribution, Schaeffler can draw approximate conclusions about NVH in …”

D. Schweigert, B. Morhard, F. Oberneder, L. Pointner-Gabriel, M. Otto, K. Stahl Speed4E: Simulative and Experimental Results on the Vibration Behavior of a High-Speed Planetary Gearbox S. 441-458

„… Kostenvorteilen führt. Das Erreichen eines akzeptablen NVH-Verhaltens wird mit höheren Drehzahlen schwieriger …” „… advantages. Reaching an acceptable NVH behavior gets more challenging with higher speed, especially for the …” „… addition, an NVH-optimized gearing variant with high overlap ratios is being investigated, in which an …”

L. Bayoux, K.-L. Kimmig, D. Reitz Has the potential in terms of weight, installation space, and function already been exhausted for hybrid transmissions? S. 205-220

„… werden weiter hinsichtlich Effizienz, Bauraum, Gewicht, NVH, CO2-Footprint und damit auch Kosten …” „… auswirkt. Für ein exzellentes NVH-Verhalten sind auch bei den hybriden Antriebsträngen innovative …” „… , weight, NVH, CO2 footprint and thus also costs in order to contribute to CO2 neutrality in road transport …”

Titelei/Inhaltsverzeichnis

„… optimization of the NVH behavior of an eDrive power train – Application of a Targeted Micro Geometry Scatter …” „… architecture of electric drivesHigh-performance BEVsOptimization and testing of e-drives with a focus on …” „… Design – From Powertrain Components to Vehicle Fleet Optimization 391T. Hofman, J. Van Kampen, O …”

H. Sandquist, E. Barrientos, S. Klacar Systemized Modular Approach for Electric Drive Unit Family Development S. 89-106

„… requirements handling and clear role definitions. Only in such can packaging, NVH, cost, production capability …” „… OptionalDisconnect Optional No Optional NoNVH Encapsulation Yes Yes Yes NoPeak Power (kW) 250/229* 250 207 207Cont …” „… optimization. The operating points in Figure 8. for electric motor (left) and inverter (middle) indicate that …”

C. Gürlich, S. Demmerer, M. Winkel, K. Führer Transmission – the most underestimated part of the electric drive – Next generation transmission S. 183-196

„… Nm Gear ratio 6 – 15 Weight reduction > 10 % Efficiency > 99.0% NVH better than series vehicle …” „… 206 kW Peak torque 5210 Nm Weight 74 kg System efficiency @WLTC >93% NVH on series level System …” „… gear wheel. This large gear wheel can lead to issues concerning stability and NVH (noise, vibration and …”

doi.org/10.51202/9783181024201

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