发明名称 |
METHOD FOR LIFTING AND LOWERING EQUIPMENT WITHIN ROTOR HEAD OF WIND-DRIVEN ELECTRICITY GENERATION DEVICE |
摘要 |
There is provided a method for hoisting and lowering a device in a rotor head of a wind turbine generator 1, that can easily perform a device hoisting and lowering operation in the rotor head 4 without an external crane. The method for hoisting and lowering a device in a rotor head includes a step of mounting a temporary winch rail 50 to a rail support portion 44 previously provided in the rotor head 4, a step of installing a temporary winch 51 on the temporary winch rail 50, a step of opening a maintenance hatch provided in the rotor head 4, and a step of hoisting and lowering a replacement device P to be attached or removed in the rotor head 4 through a hoisting and lowering opening 43 in the maintenance hatch by the temporary winch 51. |
申请公布号 |
EP2535578(A4) |
申请公布日期 |
2013.10.23 |
申请号 |
EP20100712686 |
申请日期 |
2010.02.10 |
申请人 |
MITSUBISHI HEAVY INDUSTRIES, LTD. |
发明人 |
NUMAJIRI, TOMOHIRO;FUJIOKA, YOSHIHIRO;IMANAGA, ATSUSHI |
分类号 |
F03D11/00;F03D1/00 |
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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