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VDI Wissensforum GmbH - Humanschwingungen 2023

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VDI Wissensforum GmbH (ed.)

Humanschwingungen 2023

Series: VDI-Berichte

Volume 2411 2023

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G. Wolf Ride Comfort on Tractors S. 3-10

„… different subsystems such as front axle suspension, cab suspension, and seat suspension. Those accelerations …” „… suspended seat only up to front axle-, cab- and seat-suspension. Designing the cab suspension is challenging …” „… suspension is beneficial due to: high power VDI-Berichte Nr. 2411, 2023 7 density of the components, no …”

doi.org/10.51202/9783181024119

VDI Wissensforum GmbH - International Conference on Gears 2023

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VDI Wissensforum GmbH (ed.)

International Conference on Gears 2023

Series: VDI-Berichte

Volume 2422 2023

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T. Schmidt, B. Neubauer, D. Merk White Etching Cracks (WECs) on gears of E-Axle applications S. 257-268

„… White Etching Cracks (WECs) on gears of E-Axle applications Premature tooth flank fatigue Dipl.-Ing …” „… Abstract The occurrence of WECs on gears seems the result of a higher WEC-potential in modern eAxle …” „… from left to right 2. FE8 Oil Test Today oils in eAxle applications must fulfill more requirements …”

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

„… speed required by the e???Axle due to limitations of the visualization and the analysis technologies at …” „… - production of powertrain component and drive unit. This paper introduces some of the considerations regarding …” „… challenges.Regarding the required performance of our e-Axle (a gearbox for BEV that integrates a motor, an inverter …”

M. Reichl, P. Lenz, A. Oliva Challenges and possibilities of virtual development of e-axle transmissions S. 485-498

„… Challenges and possibilities of virtual development of e-axle transmissionsSPH-Simulation with …” „… , the oil distribution of a reducer gearbox of an electric axle is investigated by means of a novel CFD …” „… the losses here, at over 25 %, which emphasizes the relevance of optimizing this power loss component …”

A. Drechsel, J. Pellkofer, K. Stahl Transferability of the scuffing load capacity of gear oils determined on spur gears to hypoid gears S. 881-896

„… to their kinematic conditions, hypoid gears with axle offset have an additional relative movement in …” „… by a spur gear test method than by a hypoid or axle test method. This publication clarifies whether …” „… ] FZG-Hypoid scuffing test A mod bzw. A/44/Cr [18] L42 axle test [19] With the exception of the L42 test and …”

J.-A. Meis Parametric system simulation of load sharing in planetary gearboxes S. 269-280

„… the actual tolerances of the gears and structural components are not considered and the stated values …” „… modifications, all relevant structural components as well as simplified bearing models. It allows to build …” „… structural components. All contacts, solver settings and boundary conditions are automized to allow parameter …”

L. Bonaiti, M. Brambilla, P. Chiariotti, A. Cigada, C. Gorla, G. Boni, P. Codeluppi The effect of pinion axial positioning on noise and transmission error of face hobbed and face milled bevel gears S. 839-852

„… which a component of the gearbox noise is generated. Other aspects influence the phenomena: gear quality …” „… enhanced by the deformability of the other components such as, for instance, shaft and bearings. On the …” „… manufacturing errors and deformability of the components). This aspect modifies, once again the TE, thus the …”

F. Reinle, D. Mangherini, A. Bongiovanni Enhancing gear performance through advanced mass finishing and DEM simulation S. 1777-1786

„… effective pumping effect in this context. With an outer diameter of 165 mm, this component is relatively …” „… state for the velocity component, whereas pressure accumulation is slower due to the time required for …” „… workpiece holder axle. It is evident that the particles do not undesirably adhere to the gear, as the …”

Titelei/Inhaltsverzeichnis

„… Machine Components, University of Stuttgart, Stuttgart, Germany Load capacityCrack growth based tooth root …” „… E-Axle applications 257T. Schmidt, B. Neubauer, Schaeffler Technologies AG & Co. KG, Herzogenaurach …” „… | 148 mm x 210 mm CFD: ApplicationsChallenges and possibilities of virtual development of e-axle …”

P. Fischmann, A. Hilligardt, V. Schulze Tooth Root Burnishing in the Kinematics of Gear Skiving S. 1829-1844

„… ]. However, the method is mainly used for rotationally symmetrical components. A transfer to gears has only …” „… manufacturing of electric powertrain components with small modulus gears. The detailed calculation and …” „… components [15, 16], deep rolling of gears was first investigated by [7]. The tooth root of spur gears was …”

T. König, L. Cadau, L. Steidle, M. Kley, D. Cansu Güney, J. Albrecht, K. Weber A concept for comparison of new and aged lubricants in transmissions of electric vehicles and a method of oil aging on a test rig S. 1195-1206

„… sense to increase the use of electric vehicles in road traffic. Many vehicle components need to be …” „… with electrical components [4]. When an unsuitable lubricant is used, components can be damaged and …” „… Heavy-Duty Truck E-Axle with Oil Analysis Data. Lubricants 10 (2022) 10, doi: 10.3390/lubricants10100252. [17 …”

T. Kleiber, B. Neubauer Advancing to The Next Level – Cost Efficient Roll-Inspection: Back from End-of-Line NVH to Skiving Process S. 1591-1606

„… demanded solutions to the new requirements for many components existing in the consumers’ vehicle …” „… powertrain. With a focus on e-Axles, the system requires a lightweight, compact, and power dense solution …”

I. Hong, D. Talbot Tooth Bending Strain Rate Analysis in a Counter Shaft Drivetrain and Implications on Fatigue Strength S. 53-66

„… gear reduction unit between the electric motor and the axle. VDI-Berichte Nr. 2422, 2023562. Dynamic …” „… strain rates can still be explored between the high-speed pinion and the final drive components. Two sets …” „… calculated to match the expected strain rates and strain amplitudes for the different components. Strain …”

J. Langhart, S. Ebrahimi, T. Kelichhaus A comparison of time and frequency domain approaches for NVH S. 583-598

„… body based on the component mode synthesis (CMS) approach used in the RD/FlexGen toolkit. For this case …” „… , T. Giese; NVH Analysis and Simulation of Automotive E-Axles - Gear Technology Jan/Feb 2021 [2] S …”

F. Concli, M. N. Mastrone Latest advancements in the lubrication simulations of geared systems: a technology ready for industrial applications S. 499-518

„… interaction of the lubricant VDI-Berichte Nr. 2422, 2023 499(mixture) and the moving/rotating components [1 …” „… ]. PLS refers to the losses of seals, while PLXto the losses of other generic components such clutches or …” „… , “Investigation of the lubrication system in a vehicle axle: Numerical model and experimental validation …”

doi.org/10.51202/9783181024225

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

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VDI Wissensforum GmbH (ed.)

SIMVEC – Simulation und Erprobung in der Fahrzeugentwicklung

Series: VDI-Berichte

Volume 2333 2018

Results in this title

I. Vogeler, R. Untermaierhofer, R. Petz, T. Schütz Different methods for road load determination in comparison – Wind tunnel, Wind tunnel method according to WLTP and Coastdown method S. 469-486

„… components of the road load (mostly rolling resistance and drive train losses) determined by a flat belt or …” „… rotating components (for further information see [2]) in kg; ∆ corresponds to the increment between …” „… dynamometer bench, which measures the front and rear axles simultaneously and is shown in Fig. 3. Both the …”

J. Neumann, T. Tentrup, T. Weck How to calibrate and test advanced driver assistance and autonomous driving systems EoL – From development into the end-of-line S. 527-542

„… , when components and vehicles are available, virtual and physical test results are correlated to …” „… maneuvers cannot be realized with typical roller test stands where roller axles are fixed in y-direction …” „… axle of a typical roller test stand is modified. With this modification the front wheel support, as …”

doi.org/10.51202/9783181023334

VDI Wissensforum GmbH - Reifen – Fahrwerk – Fahrbahn

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VDI Wissensforum GmbH (ed.)

Reifen – Fahrwerk – Fahrbahn

Series: VDI-Berichte

Volume 2356 2019

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R. Uil, F. Petry, M. Bäcker, A. Gallrein, F. Calabrese Virtual tire pre-development using the CDTire model suite – A feasibility study using the CDTire model suite paving the road towards virtual tire development S. 217-240

„… includes a non-linear part in the elastic component of the material description due to different behavior …” „… stick-slip effects. Fig. 5 sketches the principle functional components of this structural MBD tire model …” „… : Increased carcass stiffness and tread stiffness front axle Var E: Mix fitment – Fr: baseline / Rr: wider …”

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

„… rear axles from the vehicle center of gravity, is the vehicle longitudinal speed and is the vehicle …” „… typically caused by malfunctioning hardware and/or software components. Adequacy of DL models from the …”

doi.org/10.51202/9783181023563

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VDI Wissensforum GmbH (ed.)

ELIV 2021

Series: VDI-Berichte

Volume 2384 2021

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S. Koller, R. Uerlich, G. Witham, L. Eckstein Concept ELV² – Development of an Electric Drive Axle for Heavy Commercial Vehicles S. 653-0

„… Drive Axle for a Heavy Truck. ATZ Heav y Duty worldw 14, 20–25 (2021). https://doi.org/10.1007/s …” „… Calculation of component temperatures • Initial housing draft is automatically generated • Systemic boundary …” „… are included • Gearbox components are modelled in 3D to derive their thermal properties • Thermal …”

Titelei/Inhaltsverzeichnis

„… , Stuttgart Electric Charge Lid – System components for future charge lid systems …” „… Technologies GmbH, Munich Concept ELV² – Development of an Electric Drive Axle for Heavy Commercial Vehicles …”

doi.org/10.51202/9783181023846

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