发明名称 |
WIND TURBINE GENERATOR SYSTEM AND LIGHTNING PROTECTION DEVICE THEREOF |
摘要 |
A lightning protection device for a wind turbine generator system includes at least a blade arrester, a down lead of a blade connected to the blade arrester, a lightning-proof element of a pitch bearing, a lightning-proof element of a rotor bearing. The lightning-proof element of the pitch bearing is arranged at the blade root, with one end connected to the down lead of blade and the other end connected to the lightning-proof element of the rotor bearing. The lightning protection device forms a lightning current conducting path passing through a cavity of the pitch bearing, a hollow of a rotor shaft and a cavity of the rotor bearing. A wind turbine generator system having the above mentioned lightning protection device is provided. |
申请公布号 |
EP2795122(A4) |
申请公布日期 |
2015.08.19 |
申请号 |
EP20120860671 |
申请日期 |
2012.07.26 |
申请人 |
XINJIANG GOLDWIND SCIENCE & TECHNOLOGY CO. LTD.;VENSYS ENERGY AG |
发明人 |
HUANG, JINPENG;HINZ, UWE;LI, QIANG;GE, JUNHAO;YANG, WEI |
分类号 |
F03D11/00;H02G13/00 |
主分类号 |
F03D11/00 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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