文档介绍：1
Mechatronics xxx (2010) xxx–xxx
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Mechatronics
journal homepage: ate/mechatronics
Insights in wind turbine drive train dynamics gathered by validating advanced
models on a newly developed MW dynamically controlled test-rig
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Jan Helsen a, , Frederik Vanhollebeke b, Filip De Coninck a, Dirk Vandepitte a, Wim Desmet a
a Department of Mechanical Engineering, Celestijnenlaan 300b, 3001 Heverlee, Belgium
b Hansen Transmissions International nv, De Villermontstraat 9, 2550 Kontich, Belgium
article info abstract
Article history: Guaranteeing reliable and cost-effective wind turbine drive trains requires expert insights in dynamics
Available online xxxx during operation. bination of advanced modeling techniques and detailed measurements are sug-
gested to realize this goal. The flexible multibody modeling technique enables the simulation of dynamic
Keywords: loads on all drive ponents. Moreover it facilitates estimation of ponent deforma-
Gear dynamics tion caused by dynamic loading. This paper gives a detailed overview of the assumptions made in this
Drive train modeling approach. Furthermore the influence of the different ponent flexibilities is inves-
Wind turbine
tigated in detail. To gain confidence in the models created, model validation by means of parison
Flexible multibody
with measurements is necessary. To e issues concerning test repeatability experienced in field
testing, test-rig testing is suggested as a valid alternative. In order to be representative, dedicated
dynamic load cases, which represent specific dynamic behavior of the gearbox in a wind turbine need
to be realized on the test-rig. However a highly dynamic test-plying with the specifications
was mercially available. Therefore Hansen developed a high dynamic test-rig with a nominal
power of MW and a peak power capacity of MW. A back-to-back gearbox configuration was
used. plexity of controlling dynamics of the t