Title:
A thunder protection unit for a wind power generator and wind power generators
Document Type and Number:
Japanese Patent JP6162327
Kind Code:
B2
Abstract:
A wind turbine is provided, having a nacelle, and having a rotor that has at least two rotor blades. The rotor blades each have a rotor blade root, at least one metallic conductor, for conducting a lightning strike, and connected thereto, provided in the region of a rotor blade root, have a conducting ring. In addition, a lightning protection unit is fastened to the non-rotating part of the nacelle in such a manner that the lightning protection unit lies on the ring. The lightning protection unit has two rollers and a lightning rod, a free end of the lightning rod being separated from an outer end of the rollers by a distance that defines a spark gap.
Inventors:
Eden, Georg
Sartorius, Florian
Sartorius, Florian
Application Number:
JP2016512386A
Publication Date:
July 12, 2017
Filing Date:
May 08, 2014
Export Citation:
Assignee:
WOBBEN PROPERTIES GMBH
International Classes:
F03D80/30; F03D1/06; H05F3/04
Domestic Patent References:
| JP2003532836A | ||||
| JP2000265938A |
Foreign References:
| US20120039011 | ||||
| EP1788241A2 | ||||
| DE102004022299A1 |
Attorney, Agent or Firm:
Kato Asamichi
Kiuchi Uchida
Mitsuru Aoki
Kiuchi Uchida
Mitsuru Aoki