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contributor authorCho, J. R.
contributor authorJeong, K. Y.
contributor authorPark, M. H.
contributor authorPark, N. G.
date accessioned2017-05-09T01:15:44Z
date available2017-05-09T01:15:44Z
date issued2015
identifier issn1555-1415
identifier othercnd_010_04_041001.pdf
identifier urihttp://yetl.yabesh.ir/yetl/handle/yetl/157296
description abstractThis paper presents a dynamic finite element analysis model for a wind turbine gearbox in which a number of internal gears mesh with each other in a complex pattern. Differing from the conventional dynamic models in which the detailed gear teeth are fully modeled or gears and shafts are replaced with lumped masses, the tooth contact between a pair of gears is modeled using a spring element. The equivalent spring constant is determined by computing the stiffness of a gear tooth using a finite element analysis. The numerical accuracy of the proposed dynamic model is verified through a benchmark experiment of a gearbox with simple gear transmission system. In addition, the natural frequencies and dynamic responses of a 5 MW wind turbine gearbox that are obtained by the proposed modeling technique are given to support its validity and effectiveness.
publisherThe American Society of Mechanical Engineers (ASME)
titleDynamic Response Analysis of Wind Turbine Gearbox Using Simplified Local Tooth Stiffness of Internal Gear System
typeJournal Paper
journal volume10
journal issue4
journal titleJournal of Computational and Nonlinear Dynamics
identifier doi10.1115/1.4026934
journal fristpage41001
journal lastpage41001
identifier eissn1555-1423
treeJournal of Computational and Nonlinear Dynamics:;2015:;volume( 010 ):;issue: 004
contenttypeFulltext


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