Frequency-domain characteristics of aerodynamic loads of offshore floating vertical axis wind turbines

被引:42
作者
Borg, M. [1 ,2 ]
Collu, M. [1 ]
机构
[1] Cranfield Univ, Offshore Renewable Energy Engn Ctr, Cranfield MK43 0AL, Beds, England
[2] DTU Wind Energy, DK-2800 Lyngby, Denmark
关键词
Floating offshore wind turbines; Vertical axis wind turbines; Frequency domain; Coupled dynamics; Aerodynamic loads;
D O I
10.1016/j.apenergy.2015.06.038
中图分类号
TE [石油、天然气工业]; TK [能源与动力工程];
学科分类号
0807 ; 0820 ;
摘要
The re-emerging interest in vertical axis wind turbines for floating offshore applications has led to a need to investigate the relatively complex dynamics of such floating offshore structures. Through the use of a coupled model of dynamics this article investigates the frequency-domain characteristics of floating vertical axis wind turbine aerodynamic loads. The impact of platform induced motion on aerodynamic loads is discussed in detail, with results indicating an increase in aerodynamic loads of several orders of magnitude over the range of frequencies usually containing significant wave energy. The subsequent impacts of these observations on system component design are elaborated. (C) 2015 Elsevier Ltd. All rights reserved.
引用
收藏
页码:629 / 636
页数:8
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