Title:
MAIN BEAM FOR USE IN WIND-DRIVEN GENERATOR BLADE AND MANUFACTURING METHOD THEREFOR
Document Type and Number:
WIPO Patent Application WO/2022/021039
Kind Code:
A1
Abstract:
A main beam (100) for use in a wind-driven generator blade (1) and a manufacturing method therefor. The main beam comprises: one or more carbon fiber pultrusion plates (101) that are arranged along the length direction of the blade (1); one or more glass fiber pultrusion plates (102) that are arranged along the length direction of the blade (1), wherein each carbon fiber pultrusion plate (101) and each glass fiber pultrusion plate (102) are arranged in a mixing mode, so that the carbon fiber pultrusion plate (101) and the glass fiber pultrusion plate (102) that are mixed have a forward hybrid effect and/or a bending-torsion coupling effect; and a first pouring material that wets the carbon fiber pultrusion plate (101) and the glass fiber pultrusion plate (102).
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Inventors:
LIANG YUAN (CN)
MA HAO (CN)
LARS OVERGAARD (CN)
SUN JIANXU (CN)
MA HAO (CN)
LARS OVERGAARD (CN)
SUN JIANXU (CN)
Application Number:
PCT/CN2020/105013
Publication Date:
February 03, 2022
Filing Date:
July 28, 2020
Export Citation:
Assignee:
ENVISION ENERGY CO LTD (CN)
International Classes:
F03D1/06
Foreign References:
| CN109098929A | 2018-12-28 | |||
| CN109094075A | 2018-12-28 | |||
| CN102465844A | 2012-05-23 | |||
| CN103921457A | 2014-07-16 | |||
| CN106368894A | 2017-02-01 | |||
| US20180156202A1 | 2018-06-07 |
Attorney, Agent or Firm:
SHANGHAI ZHISHENG INTELLECTUAL PROPERTY OFFICE (CN)
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