Results 61 to 70 of about 1,753,171 (302)

Genetic Approach for Multiobjective Optimization of Epicyclical Gear Train

open access: yesMathematical Problems in Engineering, 2019
The determination of optimal design of the planetary gear train with a lightweight, a short center distance, and a high efficiency is an important issue in the preliminary design of power transmission systems.
Kaoutar Daoudi   +2 more
semanticscholar   +1 more source

Research of the Transmission Characteristic of Planetary Gear Train based on the Signal Flow Graph Method

open access: yesJixie chuandong, 2018
Based on the transmission principle of planetary gear train,a method by using the signal flow graph is proposed to calculate the torque of complex planetary gear train.
Zhou Xintao   +3 more
doaj  

Design of aircraft turbine fan drive gear transmission system [PDF]

open access: yes
The following basic types of gear reduction concepts were studied as being feasible power train systems for a low-bypass-ratio, single-spool, geared turbofan engine for general aircraft use: (1) single-stage external-internal reduction, (2) gears (offset
Dent, E., Hirsch, R. A., Peterson, V. W.
core   +1 more source

Многопоточная планетарная передача эксцентрикового типа: расчет основных параметров и автоматизированное моделирование [PDF]

open access: yes, 2009
Проаналізовано геометрію планетарних багатопоточних зубчастих передач із малими числами зубців. Представлено технологію розрахунку геометрії зубців.Geometry of epicyclic gear train of internal meshing with small tooth number difference between the ring ...
Басинюк, В. Л.   +3 more
core  

Field verification of lateral-torsional coupling effects on rotor instabilities in centrifugal compressors [PDF]

open access: yes
Lateral and torsional vibration data obtained on a centrifugal compressor train which had shaft instabilities and gear failures is examined. The field data verifies that the stability of centrifugal compressors can be adversely affected by coincidence of
Szenasi, F. R., Wachel, J. C.
core   +1 more source

Helicopter transmission arrangements with split-torque gear trains [PDF]

open access: yes, 1983
As an alternative to component development, the case for improved drive-train configuration is argued. In particular, the use of torque-splitting gear trains is proposed as a practicable means of improving the effectiveness of helicopter main ...
White, G.
core   +1 more source

Machine Design Lab: Using Automotive Transmission Examples to Reinforce Understanding of Gear Train Analysis [PDF]

open access: yes, 2011
In studying mechanical gear train analysis, some students struggle with relatively simple gear design concepts, and virtually all have difficulty with the complexities of planetary gear sets.
Beardsley, Roger A., Pringle, Charles O.
core   +1 more source

Strength Analysis of a PTO (Power Take-Off) Gear-Train of a Multi-Purpose Cultivator during a Rotary Ditching Operation

open access: yesEnergies, 2019
Optimal design of transmission gears is important to ensure product durability and reliability. This study measured a multi-purpose cultivator during a rotary ditching operation and analyzed the strength of the power take off (PTO) gear-train for the ...
Yeon-Soo Kim   +6 more
semanticscholar   +1 more source

Investigations on the Material Efficacy of Failed Helical Gears in a Gear Train [PDF]

open access: yes, 2013
An investigation on the material efficacy of failed helical gears in the gearbox of an automobile has been carried out. Two helical gear samples taken as representatives of the whole of six in the gearbox were denoted as samples A and B.
Abidakun, O.A.   +2 more
core  

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