Title:
WIND BLADE FOR WIND TURBINE
Document Type and Number:
WIPO Patent Application WO/2015/168971
Kind Code:
A1
Abstract:
A wind blade for a wind turbine, comprising: a curved panel (1), the middle portion of which forms a concave structure, a side of said panel (1) being provided with a resistance portion (12), and the side of said panel (1) having the resistance portion (12) being provided with a plurality of jet stream holes (6); a cover plate (2) fixedly connected to the edge of the curved panel (1) and partially covering the concave structure in the middle portion of the curved panel (1); and, a connection member (5) for mounting the blade on a central rotating device. Said wind blade is structurally simple, and is well-adapted for safe operation and power generation at both high and low wind speeds.
Inventors:
GENG ZHIWEI (CN)
GENG BANGZHONG (CN)
GENG BANGZHONG (CN)
Application Number:
PCT/CN2014/078964
Publication Date:
November 12, 2015
Filing Date:
May 30, 2014
Export Citation:
Assignee:
SHENZHEN BANGZHONG WIND POWER GENERATION TECHNOLOGY CO LTD (CN)
International Classes:
F03D1/06; F03D3/06
Foreign References:
| JP2010156305A | 2010-07-15 | |||
| KR101073096B1 | 2011-10-12 | |||
| CN103306892A | 2013-09-18 | |||
| CN102189197A | 2011-09-21 | |||
| KR100933790B1 | 2009-12-24 | |||
| JP2004108330A | 2004-04-08 |
Other References:
See also references of EP 3141742A4
Attorney, Agent or Firm:
SHENZHEN TALENT PATENT SERVICE (CN)
深圳市精英专利事务所 (CN)
深圳市精英专利事务所 (CN)
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