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VDI Wissensforum GmbH - International Conference on Gears 2022

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VDI Wissensforum GmbH (ed.)

International Conference on Gears 2022

Series: VDI-Berichte

Volume 2389 2022

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B. Guilbert, P. Velex Influence of thin rimmed/-webbed gears on transmission dynamic behaviour – Approximate dynamic factor formula S. 523-532

„…   k , the contribution of the kth mode shape to the dynamic response when considering transmission …” „… % in the meshing for the transmission with the thin -rimmed/-webbed gear Mode Number Pinion Speed …” „… Influence of thin rimmed/-webbed gears on transmission dynamic behaviour – Approximate dynamic …”

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

„… . Yumei Hu, State Key Laboratory of Mechanical Transmission, Chongqing University, Chongqing, China …” „… Abstract The resonance of bevel gear mesh in high-speed transmission is still a major challenge in …” „… aerospace application. In high-speed transmission, inevitable transverse excitations will generate traveling …”

A. Zhang, J. Wei, M. Cao, B. Peng Dynamic modeling and accuracy evaluation method for complex irregular components of aviation transmission S. 573-584

„… . Kahraman, D.M. Zini, et al., Dynamic analysis of a multi-shaft helical gear transmission by finite elements …” „… Transmission Research assistant Aiqiang Zhang, State Key Laboratory of Mechanical Transmissions, Chongqing …” „… , most components in aviation transmission, including casing and shafting, are designed as irregular …”

R. Chen, D. Qin, C. Liu Study on electromechanical coupled dynamic characteristics of transmission system of wind turbine S. 763-778

„… al.[1-14] established an electromechanical coupling model of a multi-stage gear transmission system …” „… Study on Electromechanical Coupled Dynamic Characteristics of Transmission System of Wind Turbine …” „… Ruibo Chen, Datong Qin, Changzhao Liu, The State Key Laboratory of Mechanical Transmission, Chongqing …”

A. Hessler, B. Neubauer NVH-performance versus Costs – Coherent R&D for gears, system and manufacturing S. 103-118

„… between NVH-performance of transmissions, gear quality /-costs, technology and process in gear …” „… currently experiencing a monumental shift towards electrification. Transmission for e-vehicles have usually …” „… about 1/3 of the gears of a classic 5 to 10 speed combustion transmission. Almost one decade ago, the …”

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 …” „… and speed levels, delivering results for kinematic transmission error as well as information regarding …”

Titelei/Inhaltsverzeichnis S. I-XXVIII

„… optimization for multi-mesh and multi-power flow transmissions under a broad torque range incorporated with …” „… 45I. Hong, Z. Teaford, A. Kahraman, Gear and Power Transmission Research Laboratory,Department of …” „… Transmissions, Chongqing University, Chongqing, ChinaLocal pitting fatigue concept with EHL simulation for case …”

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

„… Lokaditya Ryali, David Talbot, Gear and Power Transmission Research Laboratory The Ohio State University …” „… observed in wind turbines due to the variation in wind speeds and different operating modes of the turbine …” „… and the internal excitation due to static transmission error. The non-linear and chaotic behavior of …”

F. Donner, T. Scheu, M. Weigand Dynamic simulation of a rotor system with variable speed S. 985-994

„… transmission with a variable ratio during flight is necessary. TU Munich, TU Wien and Zoerkler Gears work in …” „… / variable rotor speed” that consists of a transmission with variable ratio and a rotor system with rotor …” „… of a rotor in Hover and Aircraft Mode of a Tiltrotor-/Tiltwing Aircraft. As the required speed range …”

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

„… churning losses of a spiral bevel gear transmission using the novel meshless particle method, smoothed …” „… for an automotive transmission at its top gear ratio [2]. Power losses within a gearbox are classified …” „… transmissions. With the advent of high-performance computing and the progress of computational fluid dynamic …”

P. I. Pedrero, D. Martinez–Lopez, M. Pleguezuelos, J. Calvo–Irisarri, M. B. Sanchez, A. Fernandez–Sison Minimum friction losses in wind turbine gearboxes S. 715-730

„… Calvo–Irisarri, Dr.-Eng. Miryam B. Sánchez, Eng. Alfredo Fernández–Sisón, Gamesa Energy Transmission – SGRE ON …” „… failure modes as wear, scuffing and pitting [2]. Thermal stresses may produce cracking failures [3]. To …” „… a specific multi-MW wind turbine gearbox of Siemens-Gamesa, presently in the design stage, are also …”

C. A. Celikay, A. Donmez, A. Kahraman An experimental study of parametric resonances of a spur gear pair at speeds above its primary resonance S. 511-522

„… Resonance C. Alper Celikay, Ata Donmez, Ahmet Kahraman, Gear and Power Transmission Research Laboratory The …” „… conventional transmission applications. In view of the push towards higher speed gear sets for electrified …” „… as the frequency content of the measured transmission error signals. 1. Introduction Spur gears are …”

S. Ebrahimi, J. Langhart, D. Marano NVH calculations for drivetrains, a methodology for selection of the best suitable calculation approach for a specific purpose S. 75-90

„… to the minimum peak-to-peak transmission error (PPTE), and secondly the “worst-of-worst" (WOW) design …” „… peak-to-peak transmission error and subsequently lower excitations to the powertrain system. Introduction The …” „… designers require a rating of the noise for the overall transmission to clearly specify the sound pressure …”

W. Kassem, M. Oehler, B. Sauer, S. Schmidt, J. Hausmann Investigation of the time-dependent behavior of plastic gears with local tribological simulation S. 1281-1294

„… Elements, Gears & Transmissions, Technische Universität Kaiserslautern; S. Schmidt, M.Eng., Prof. Dr.-Ing …” „… modelled as a function of temperature and load velocity. The multi-physics simulation presented below …” „… affects the mechanical stress. This interaction becomes calculable through the time-resolved multi …”

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

„… gear pair 3. Results When testing gears up to 0.7 Nm torque, wear was observed as the main damage mode …” „… , 20221074which leads to a rapid failure. The failure mode that occurred was a combination of severe wear and …” „… , 2022 1081[5] P.G. Catera, F. Gagliardi, D. Mundo, L. De Napoli, A. Matveeva, L. Farkas, Multi …”

E. Lamaj, J. Blomeke, F. Rudolph, J. Hermes A comprehensive, fully parametrized calculation model for improved helical-hypoid gearbox efficiency S. 825-836

„… modular transmission system and its sensitivity with respect to various physical and geometrical influence …” „… idealized model shown in Fig. 6 offers the possibility for large scale multi-parameter optimizations of …” „… many questions regarding machine element load capacity and efficiency for whole gear mod-ular systems …”

S. A. Bohme, J. Keski-Rahkonen, T. Komssi A standardizable approach to tooth flank fracture S. 371-388

„… of early-stagetooth flank fractures imply a mode II crack initiation under surface-parallel …” „… fracture (TFF).The failure mode TFF is characterized by crack initiation in the interface between the hard …” „… initiatetypically in mode II (in-plane shear) underneath the load-carrying tooth flank and propagate throughthe gear …”

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

„… failure. Introduction and state of the art Power density increase in modern powertrain concepts …” „… . By combining the high-revving drive with a multi-speed gearbox, the motor can be used more …” „… ) 84.29 Transmission ratio 1.84 Number of Teeth (i~1.84) 59 109 Load change number from dimensioning (in …”

doi.org/10.51202/9783181023891

VDI Wissensforum GmbH - LAND.TECHNIK 2020

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LAND.TECHNIK 2020

Series: VDI-Berichte

Volume 2374 2020

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N. Niebrügge, M. Terhaag, M. Ensink Full digital video solution as a forward-looking technology for High Speed ISOBUS S. 295-302

„… ” between ANEDO GmbH and the Hochschule Osnabrück, ANEDO GmbH developed a modern Ethernet based digital …” „… is limited and does no longer justice to modern technology. A major disadvantage of the analog …” „… electronic system on the machinery. A further aspect is the demand for multi view systems to monitor several …”

S. Raikwar, T. Herlitzius, J. Fehrmann Autonomous Navigation Strategy for an Orchard Robot Using Simulation Design S. 425-434

„… platform. This navigational unit includes motion planning, obstacle avoidance and data transmission module …” „… difficult for integration. This multi-level sensor fusion even makes the system cost intensive. Therefore …” „… power (kW) 30 Steering mode 4-Wheel Steering Communication CAN VDI-Berichte Nr. 2374, 2020 427 3 …”

doi.org/10.51202/9783181023747

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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H. Xu, D. Qin, C. Liu, Y. Yi, H. Jia Investigation of dynamic modeling and vibration transmission characteristics of helicopter main gearbox S. 449-460

„… 32.2 — 21.0 — 31.8 26.6 — The first mode shapes of transmission system with and without …” „… identical implication as in Fig. 1. After considering FH, the mode shapes of local transmission system is …” „… changed. Fig. 3: Comparison of first-order mode shapes of transmission system: (a) torsional mode and …”

B. Guilbert, P. Velex, P. Cutuli Hybrid models for the study of gear body dynamic deflections – Gear body modes S. 823-834

„… coupled mode when the full transmission moves over its bearings. The local modes, such as those of the …” „… analysis of a multi-shaft helical gear transmission by finite elements: model and experiment”, ASME …” „… Hybrid models for the study of gear body dynamic deflections – Gear body modes Ph.D. Berengere …”

J. Neufond, E. Rigaud, J. Perret-Liaudet, A. Carbonelli Influence of tooth profile modifications on the dynamic behavior of a planetary gear set – Experimental investigation and numerical validation for different amplitudes of tooth profile modifications S. 765-776

„… considered in order to study the influence of tooth profile modifications on the static transmission error …” „… corrections. First, the internal parametric excitations, corresponding to the static transmission errors (STE …” „… are widely used in automatic gearbox transmissions of hybrid vehicles, energy production systems such …”

J. Tavčar, J. Kos, D. Zorko, J. Duhovnik A multi-criteria polymer gears design optimisation procedure S. 1473-1484

„… A Multi-criteria Polymer Gears Design Optimisation Procedure J. Tavčar, PhD, J. Kos, D …” „… manufactured at low costs in a multi-cavity tool by means of injection moulding. A weak property of polymer …” „… gears is their sensitivity to higher temperatures, as well as a variety of failure modes that depend on …”

J. Han, Y. Zhu, X. Tian, L. Xia A method of tooth longitudinal modification for internal gearing power honing S. 1725-1738

„… internal gearing power honing is widely used in the gear processing of automotive transmission, aerospace …” „… , robotics and other fields. With the increasing demand for gear quality in modern industry, modified gears …” „… are widely used in high-speed transmission equipment to meet the requirements of service life …”

M. Lutz, J. Hermes Use of multiple-body simulation during the development process of gear units S. 1077-1086

„… multi-body simulation, the time signals of the loads within the transmission can first be calculated and …” „… six sizes with a transmission bandwidth of 3 to 1000. Output geometry, VDI-Berichte Nr. 2355, 2019 …” „… , the mode reduction is performed and the result converted for the MBS software [2]. A Comparison of …”

Z. Zhan, H. Liu, C. Xiang, Q. Yan, H. Li, W. Wei, L. Xu Study of lateral and torsional vibration distribution of two-stage planetary gears based on vibration energy theory S. 1245-1252

„… . Introduction Gearbox is one of the core components in the transmission system. A failure of the gearbox may …” „… cause breakdown of the whole machinery and bring accident and economic loss. Currently, multi …” „… transmissions, and they have more complex structures than ordinary gear train. Thus, accurately analyzing …”

Titelei/Inhaltsverzeichnis S. I-XXVI

„… : modes, noise and modifications application and validation of simulation and experiment …” „… ., Zhengzhou, PR China f Transmission error Investigation of transient response motion of differential …” „… dynamic transmission error for nutation drive with double circular arc gears under assembly errors and …”

F. Concli, C. Gorla Dynamic models for planetary gearboxes SHM S. 471-480

„… that can be achieved, they are employed for transmissions with high power density. There are several …” „… fields of applications of this type of transmissions, including but not limited to automotive, aerospace …” „… the transmission, based on a hybrid FE-analytical formulation. The method used also allows to …”

X. Yang, N. Yue, Q. Yang, L. Wang, Y. Shao, H. Xiong Dynamic simulation for double input compound power-split mechanism of in-wheel motor driven EVs S. 481-492

„… Gene L., Ming-Yen C.: Analysis of multi-speed transmission and electrically continuous variable …” „… EVs Xiaodong Yang, Nian Yue, Qifan Yang, State Key Laboratory of Mechanical Transmission …” „… China; Liming Wang, Yimin Shao, State Key Laboratory of Mechanical Transmission, Chongqing …”

B. Schlecht, T. Schulze Improved tooth contact analysis by using virtual gear twins – How helpful is AI for finding best gear design? S. 203-216

„… micro geometry of tooth flank In the final step, the transmission is optimized in terms of load …” „… respective design mode. Figure 9: Dataset from MDESIGN for Machine Learning In the next step …” „… design modes is thus adequately transferable to neural networks by a sufficiently large amount of data …”

V. I. Goldfarb, E. S. Trubachev, K. V. Bogdanov, T. A. Pushkareva Prospects of manufacturing spiroid gears with small gear ratios S. 1665-1674

„… problems of manufacturing multi-thread worms and hobs. Different versions of solving this problem in …” „… methods of analysis and the production technique are proposed basing on application of multi-thread hobs …” „… or multi-tooth assembled running-in cutting heads. For the second case, high production-efficient …”

doi.org/10.51202/9783181023556

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

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D. Groetsch, K. Voelkel, H. Pflaum, K. Stahl Echtzeit-Temperaturberechnung und Temperaturprädiktion nasslaufender Lamellenkupplungen S. 115-128

„… Real-Time Temperature Calculation and Temperature Prediction of Wet Multi-Plate Clutches M.Sc. D …” „… Überdimensionierung von Kupplungen. VDI-Berichte Nr. 2382, 2021 115 Abstract Many applications of wet multi …” „… to “loss of drive”. The main criterion for the estimation of damage and endurance of wet multi …”

M. Hoić, B. Škugor, A. Miklik, J. Deur, A. Tissot Experimental characterization and modeling of dry clutch wear with emphasis on fading effect S. 265-278

„… topology-change model of multi-speed transmissions in electric vehicles during gear-shifting. Mechatronics 55 …” „… friction [2]. While typically associated with manual transmissions (MT), automated dry clutches have also …” „… been introduced in clutch-by-wire (Eclutch) [3, 4], Automated Manual Transmissions (AMT), Dual Clutch …”

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

„… and BEV due to modern drive trains and increasing complexity leads to a conflict. Higher torque …” „… lifetime corresponding to the capacity of 300 road tankers in dualclutch transmission (DCT) applications to …” „… Group to make a multi-million strategic upstream investment into an own paper mill. Miba’s unique and …”

A. Bischofberger, S. Ott, A. Albers Einfluss von Betriebsgrößen auf die Schwingungsreduzierungswirkung im nasslaufenden Kupplungssystem: Empirische Modellbildung – Kennfelder und Skalierbarkeit S. 11-28

„… wet-running multi-plate-packages in controlled slip mode. In: 44. Leeds-Lyon Symposium on Tribology. Lyon …” „… increasing hybridization VDI-Berichte Nr. 2382, 2021 11 and automation of transmissions. An extension of the …” „… space and mass. The modern wet-running clutch system also offers a major advantage over conventional …”

R. Leister, J. Kriegseis, B. Frohnapfel, D. Gatti, A. F. Najafi Analytical modeling and dimensionless characteristics of open wet clutches in consideration of gravity S. 129-144

„… Abstract Wet clutches are widely used in power transmission, but lack of the fact of an energy loss in …” „… remaining torque despite its disengaged mode, due to the sub-millimeter spacing of the disks and the …” „… numerical or experimental data. Abstract Wet clutches are widely used in power transmission, but …”

doi.org/10.51202/9783181023822

VDI Wissensforum GmbH - LAND.TECHNIK AgEng 2019

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LAND.TECHNIK AgEng 2019

Series: VDI-Berichte

Volume 2361 2019

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G. Pasch, G. Jacobs, G. Hopfner, J. Berroth Multi-Domain Simulation for the Assessment of the NVH Behaviour of a Tractor with Hydrostatic-Mechanical Power Split Transmission S. 19-28

„… Multi-Domain Simulation for the Assessment of the NVH Behaviour of a Tractor with …” „… Hydrostatic-Mechanical Power Split Transmission G. Pasch, M.Sc., Prof. Dr.-Ing. G. Jacobs, G. Höpfner, M.Sc …” „… behaviour of a tractor with hydrostatic mechanical power split transmission (PST) within the product …”

M. Piechnick Multi-domain simulation of agricultural system solutions S. 281-288

„… Multi-domain simulation of agricultural system solutions Dr.-Ing. Martin Piechnick, marpitec GmbH …” „… , Aschaffenburg Abstract The development of modern agricultural devices and machines requires the linking …” „… currents. Multi-body simulators are able to analyse the dynamic behaviour of technical mechanisms. The …”

M. Ehrl, G. Happich Advanced On-board Electronics Architecture with Automotive Ethernet S. 107-112

„… network architecture with high bandwidth communication and modern protocol capabilities will be essential …” „… the most implemented physical layer until today. The multi-node bus topology of CAN enabled a cost …” „… ‐ Engine Engine Engine OBD AGR Actuator VTG Actuator Odometer Transmission EDC Engine Control …”

M. Trimmel, P. Riegler-Nurscher, R. Streimelweger Broadband SHF Radar measurements for soil moisture estimation in the range between 1 and 18 GHz S. 347-354

„… Reflection Method for Soil Moisture Determination Using frequency of 1.7-2.6 GHz. Modern Applied Science …” „… multi-frequency electromagnetic induction for determining soil moisture patterns at the hillslope scale. Journal …” „… water content: measurements in coaxial transmission lines. Water resources research, 1980, 16. Jg., Nr …”

X. Tian, A. Vacca, S. Fiorati, F. Pintore An Analysis of the Energy Consumption in the High-Pressure System of an Agricultural Tractor through Modeling and Experiment S. 9-18

„… consumption standpoint, one of the most demanding systems in a modern agricultural tractor is the …” „… power tractor. It is operated through a pre-compensated load sensing multi actuator system able to …” „… ) built in the Amesim software used for the mode implementation. The GA minimizes the difference between …”

M. Sax, R. Latsch, T. Anken, V. Moser, P. Krummenacher Automated site-specific overseeding of grassland S. 165-228

„… ] Koenig, N. & Howard, A.: Design and Use Paradigms for Gazebo, An Open-Source Multi-Robot Simulator. Proc …” „… transmissions in the off-highway area. This allows, amongst other things, to capture the topography of an …” „… opportunities: Today's transmissions for off-road machinery process information that comes from the variables …”

doi.org/10.51202/9783181023617

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