| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a lightning arresting structure and a technology that exhibit an effect on lightning on a rotor blade from an actual achievement of technology of lightning countermeasures at a wireless relay station provided near a mountaintop as damage caused by lightning to a rotor blade of a wind powered generator device has been occurring nationwide, but the problem has not been solved even though various lightning prevention technologies have been used. <P>SOLUTION: A structure is provided in which conductive bands are fixed continuously from a leading edge to between a tip end and a trailing edge of the rotor blade and connected to a grounding line in a bearing base part of the rotor blade, and the conductive bands fixed between the leading edge and the trailing edge are electrically connected by conductive connecting bands with fixed intervals, and a lightning damage prevention method is provided. <P>COPYRIGHT: (C)2009,JPO&INPIT |
