Results 91 to 100 of about 62,246 (314)

SIGNAL FLOW GRAPH ANALYSIS METHOD FOR KINEMATIC CHARACTERISTICS OF SINGLE DEGREE OF FREEDOM PLANETARY GEAR TRAIN

open access: yesJixie qiangdu, 2018
Based on features and the principles of department of planetary gear kinematic,this thesis proposes a signal flow graph method to calculate the characteristic parameters of the complex planetary gear transmission system.
ZHOU XinTao   +4 more
doaj  

Phase-Oriented Gear Systems [PDF]

open access: yes
Phase-oriented gear systems are differential planetary transmissions in which each planet gear has two sets of unequal numbers of teeth indexed at prescribed relative angles (phases).
Vranish, John M.
core   +1 more source

Fatigue life analysis and prediction of planetary gear bearings in electromechanical composite transmission systems

open access: yesJixie qiangdu
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  

A Study on Dynamic Stress of Planetary Gear Transmission in Non-Inertial System [PDF]

open access: green, 2022
Jing Wei   +4 more
openalex   +1 more source

Planetary Gearbox Fault Detection Using Vibration Separation Techniques [PDF]

open access: yes
Studies were performed to demonstrate the capability to detect planetary gear and bearing faults in helicopter main-rotor transmissions. The work supported the Operations Support and Sustainment (OSST) program with the U.S.
Ehinger, Ryan T.   +3 more
core   +1 more source

An overview of advancements in helicopter transmission design [PDF]

open access: yes, 1983
Development of a high temperature operating helicopter gearbox is ...
Mancini, J. H.
core   +1 more source

Research of the Finite Element Analysis for Load-sharing Characteristic of Planetary Gear Train of CST

open access: yesJixie chuandong, 2018
The reliability of planetary gear transmission is mainly determined by load-sharing characteristics between the planetary wheels. The study on the load-sharing characteristics of planetary gear train is carried out based on the nonlinear finite element ...
Ji Chaoyue   +3 more
doaj  

Effect of advanced component technology on helicopter transmissions [PDF]

open access: yes
Experimental tests were performed on the NASA/Bell Helicopter Textron (BHT) 500 hp advanced technology transmission (ATT) at the NASA Lewis Research Center. The ATT was a retrofit of the OH-58C helicopter 236 kW (317 hp) main rotor transmission, upgraded
Lewicki, David G., Townsend, Dennis P.
core   +1 more source

Dynamic modeling and analysis of high-speed flexible planetary gear transmission systems

open access: yesAlexandria Engineering Journal, 2023
Changzhao Liu   +4 more
semanticscholar   +1 more source

Study on the Load Characteristics of the Planetary Gear Transmission System with Addendum Modification While Considering Errors

open access: yesJixie chuandong
A study on the load characteristics of the modified gear planetary gear systems is conducted to address the issue of uneven loads between planetary gears due to manufacturing and installation errors, which result in deviations between the radial and ...
Xu Pengpeng, Chen Lifeng, Zhao Yingjun
doaj  

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