Results 31 to 40 of about 304,471 (140)
In order to study the meshing thermal characteristics of the differential bevel gear under differential conditions, based on the thermal elastohydrodynamic lubrication theory, an unsteady thermal elastohydrodynamic lubrication model of straight bevel ...
Cong Wei +3 more
doaj
A New Method for Isomorphism Identification of Planetary Gear Train based on Improved Hamming Number
The isomorphism identification is one of the indispensable processes in structure synthesis of planetary gear train.It is of great significance for the creation of novel planetary gear train with excellent transmission characteristics.A new method for ...
Sun Wei +4 more
doaj
Taking the three planetary differential gear train of crawler walking mechanism as an example,the mechanism power dividing and transmission ratio formula are derived by analytical method,the inherent laws and fast calculation method of planetary ...
冯仲
doaj
Selection of the optimal two-speed planetary gear train for fishing boat propulsion [PDF]
Planetary gear trains (PGTs) offer numerous benefits when compared to conventional gear trains, e. g. multi-carrier planetary gear trains may be built by linking the shafts of different component planetary gear trains.
Troha Sanjin +3 more
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To address the problems of unclear internal load evolution law of the electromechanical composite transmission system for high-speed tracked vehicles and the lack of fatigue life prediction method for planetary gear bearings, a dynamic model of planetary
GAI Jiangtao, LI Shujun, ZHANG Qiang
doaj
With a purpose of the minimum gear tooth width and the smallest planetary gear train volume,a fuzzy reliability of system-level optimization method is proposed to solve problems of the short life and insufficient flexibility of electric wheel planetary ...
罗天洪, 江礁, 罗文军, 林超
doaj
Taking planetary gear pair time-meshing stiffness,meshing damping,bearing support stiffness,support damping of vertical mill reducer into consideration,the vibration differential equation of planetary gear transmission is set up based on lumped parameter
Wang Wuguang
doaj
Schematic Design of Planetary Gear Transmission for Automatic Transmission Based on Graph Theory
The topological graph of planetary gear mechanism is established. Some topological graphs of two and three DOF planetary gear mechanism are synthesized. The procedures of isomorphism identification and rigid subchain detection are particularly presented.
Huiling Xue, Lijian Li, Fei Guo
doaj
Analysis of Load Sharing Performance of Planetary Gear Reducer in Electric Vehicle Hub Motor
As for the floating planetary gear reducer in hub motor,a dynamics equation of dual floating planetary transmission system is established,and then the calculation formula of load sharing coefficient is deduced.
Zhang Jiang, Qing Xunpeng, Chen Haoran
doaj
Finite Element Residual Stress Analysis of Planetary Gear Tooth
A method to simulate residual stress field of planetary gear is proposed. In this method, the finite element model of planetary gear is established and divided to tooth zone and profile zone, whose different temperature field is set.
Jungang Wang, Yong Wang, Zhipu Huo
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