Results 21 to 30 of about 6,775 (311)

Motion, Static Force, and Efficiency Analysis of Planetary Gear Transmission Based on Graph Theory

open access: yesApplied Sciences, 2023
This paper employs graph theory to analyze kinematic relationships, static force, and power flow for planetary gear systems. We start from the graphs of these trains to determine all the structurally distinct kinematic inversions.
Huiling Xue, Lijian Li
doaj   +1 more source

Strukturna analiza složenih planetarnih prenosnika snage / Structural analysis of compound planetary gear trains

open access: yesVojnotehnički Glasnik, 2005
Određivanje osnovnih kinematičkih i dinamičkih karakteristika složenih planetarnih prenosnika je složen proces za koji je razvijeno više analitičkih, grafičkih i grafoanalitičkih metoda.
Slavko Muždeka
doaj   +1 more source

The Influence of Planet Position on Axle Loads in Double Planet Planetary Gear Trains

open access: yesEngineering Proceedings, 2023
This article investigates the influence of planet mounting position on axle loads in double planet planetary gear trains. The study includes basic information about the type of geartrain used, theoretical data, finite element analysis simulations, and ...
Angel Alexandrov, Vladislav Ivanov
doaj   +1 more source

Pitting damage levels estimation for planetary gear sets based on model simulation and grey relational analysis [PDF]

open access: yes, 2011
The planetary gearbox is a critical mechanism in helicopter transmission systems. Tooth failures in planetary gear sets will cause great risk to helicopter operations.
Cheng, Zhe   +3 more
core   +1 more source

Simulacioni model višelamelastih frikcionih sklopova / Simulation model of multiple plate friction clutches and brakes

open access: yesVojnotehnički Glasnik, 2009
Višelamelasti frikcioni sklopovi koriste se za promenu stepena prenosa u planetarnim menjačkim prenosnicima motornih vozila. Razvijeni simulacioni model frikcione spojnice i kočnice omogućava simulaciju rada menjačkog prenosnika pri promeni stepena ...
Aleksandar Grkić   +2 more
doaj   +1 more source

CONTEMPORARY PLANETARY GEARBOXES AND THEIR CALCULATION [PDF]

open access: yesProceedings on Engineering Sciences
The increased demands for driver comfort and stringent pollution control measures have resulted in a revival of planetary gearboxes for road applications, due to their possibility to change the transmission ratio under load in synchronism with engine ...
Željko Vrcan   +4 more
doaj   +1 more source

Recirculation of Parallel-Connected Planetary Gear Trains

open access: yesChinese Journal of Mechanical Engineering, 2022
Recirculation is expected to be identified for its possibility to dramatically decrease the efficiency of planetary gear trains (PGTs). However, it exhibits an unexplained connection with the structure, making it challenging to identify without tedious ...
Hong Chen, Xiao-An Chen
doaj   +1 more source

The multi-attribute topological graph method and its application on power flow analysis in closed planetary gear trains

open access: yesAdvances in Mechanical Engineering, 2018
The concept of multi-attribute topological graph is proposed in this article to represent the characteristics of both structure and state for typical one-degree-of-freedom planar spur closed planetary gear trains.
Yahui Cui   +4 more
doaj   +1 more source

Modeling of the process of gear shifting in planetary gear trains of motor vehicles

open access: yesVojnotehnički Glasnik, 2011
Gear boxes, i. e. the realization of their functions, especially gear shift, have a big impact on vehicle operation quality through their effects on the performance of vehicles and their comfort.
Aleksandar R. Grkić   +2 more
doaj   +1 more source

New Method for Isomorphism Identification of Planetary Gear Trains based on Traversing Loop

open access: yesJixie chuandong, 2020
Isomorphism identification is one of the indispensable processes in structure synthesis of planetary gear trains. It is of great significance for the creation of novel planetary gear train with excellent transmission characteristics.
Jiawen Ding, Wei Sun
doaj  

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