发明名称 Method and arrangement in wind power plant
摘要 A method and an arrangement in connection with a wind power plant, an electric drive of the wind power plant comprising two or more partial converters in parallel, which constitute a frequency converter of the electric drive, and each partial converter comprising a mains converter part, of which the nominal power of at least one differs from the nominal power of other mains converter parts, and in the method there is selected for use the smallest possible, individual mains converter part required by an operating point of the wind power plant, or a combination of mains converter parts.
申请公布号 EP1921309(A2) 申请公布日期 2008.05.14
申请号 EP20070117813 申请日期 2007.10.03
申请人 ABB OY 发明人 HYVAERINEN, VEIKKO
分类号 F03D7/02;F03D7/04;H02J3/38;H02M1/00;H02M5/458;H02P9/00;H02P9/42 主分类号 F03D7/02
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