Results 31 to 40 of about 482 (165)

Design and Analysis for Hypoid Gears with Ease-Off Flank Modification

open access: yesApplied Sciences, 2022
An approach of ease-off flank modification for hypoid gears was proposed to improve the meshing performance of automobile drive axle. Firstly, a conjugate pinion matching with gear globally was developed based on gear meshing theory. Secondly, a modified
Qin Wang   +5 more
doaj   +1 more source

Method for Analysis of Elastically and Plastically Heavy-Loaded Low-Speed Spiroid Gear

open access: yes, 2017
Рассмотрена задача LTCA тяжелонагруженной низкоскоростной многопарной спироидной передачи с учетом влияния упругого контактного и изгибно-сдвигового и упругопластического контактного взаимодействия зубьев колеса и витков червяка.
А М Sannikov, А S Kuznetsov
core   +1 more source

Meshing stiffness characteristics of modified variable hyperbolic circular-arc-tooth-trace cylindrical gears [PDF]

open access: yesMechanical Sciences
Stiffness excitation is one of the important excitations for the variable hyperbolic circular-arc-tooth-trace (VH-CATT) cylindrical gear system. Accurate calculation of the gear meshing stiffness is of great significance to investigating dynamic ...
D. Ma, B. Jiang, Z. Ye, Y. Liu
doaj   +1 more source

Research on the sliding friction associated spur-face gear meshing efficiency based on the loaded tooth contact analysis. [PDF]

open access: yesPLoS ONE, 2018
In order to solve the problem of Meshing Efficiency of spur-face gear sliding friction, a method for calculating the Meshing Efficiency of Spur-Face gear is proposed based on Elastohydrodynamic lubrication (EHL) theory. Through the Tooth Contact Analysis
Hao Dong   +3 more
doaj   +1 more source

Gear tolerancing for simultaneous optimization of transmission error and contact pressure

open access: yesResults in Engineering, 2021
With electrification of vehicles comes an increasing demand on low noise, which for gears translates to transmission error. In this paper, static transmission error, STE, is found for a large number of manufacturing error combinations belonging to ...
R. Hjelm, A. Ahadi, J. Wahlström
doaj   +1 more source

Optimal Vibration Suppression Modification Method for High-Speed Helical Gear Transmission of Battery Electric Vehicles under Full Working Conditions

open access: yesMachines, 2021
To improve the working performance of battery electric vehicle (BEV) high-speed helical gear transmission under full working conditions, combined with Tooth Contact Analysis (TCA) and Loaded Tooth Contact Analysis (LTCA), the vibration model of single ...
Jinfu Du   +3 more
doaj   +1 more source

Quantifying Multidimensional Effects in Linear Site Response Using 1D and 2D Simulations of Sedimentary Basins in Wellington, New Zealand

open access: yesEarthquake Spectra, Volume 42, Issue 3, August 2026.
This study quantifies the influence of multidimensional effects on site response in the Wellington region of New Zealand by comparing results from different simulation approaches. Response‐spectral amplification functions from 1D and 2D site response analyses are compared to quantify the magnitude and spatial distribution of multidimensional effects ...
Christopher A. de la Torre   +3 more
wiley   +1 more source

Design and Analysis of Aero-engine Central Transmission based on Face Gear Transmission

open access: yesJixie chuandong, 2022
To systematically evaluate the problems of insufficient load capacity,mass over limit, low stability caused by the application of traditional gear transmission in aero-engine high-power extraction transmission system, the central transmission of aero ...
Wenshuang Teng   +3 more
doaj  

Z‐Scheme Water Splitting Systems Based on Solid‐State Electron Conductors

open access: yesAdvanced Functional Materials, Volume 36, Issue 21, 12 March 2026.
This review examines the latest advances in Z‐scheme overall water splitting (OWS) systems for solar hydrogen production. These systems consist of suspended or immobilized hydrogen evolution photocatalysts (HEPs) and oxygen evolution photocatalysts (OEPs).
Chen Gu   +3 more
wiley   +1 more source

A Comprehensive Optimization Model of Tooth Surface Parameters for the Minimization of Contact Stress of Helical Face Gears by Considering the Avoidance of Edge Contact

open access: yesMathematics, 2022
Optimization with edge contact avoidance and contact stress minimization is essential for gear design. Due to the complex geometry of modified helical face gear drives, it is complicated to find the optimal design parameters with the consideration of ...
Shenghui Wang   +4 more
doaj   +1 more source

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