Method of manufacturing root of megawatt wind-turbine blade
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United States of America Patent
Stats
-
Dec 11, 2012
Grant Date -
Jan 12, 2012
app pub date -
Jun 13, 2010
filing date -
Jun 13, 2010
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A method of manufacturing root of megawatt wind-turbine blade includes the following steps: (1) manufacturing an independent female mould, and arranging a positioning stop-ring on the female mould; (2) clinging on one side of the positioning stop-ring, a plurality of glass fabrics and macroporous glass fabrics are laid on the curved surface of the female mould; (3) after laying the glass fabrics, sealing the female mould using a vacuum bag, and vacuumizing the female mould after a curved supporting board is arranged on the vacuum bag; (4) after laying a plurality of glass fabrics in the blade mould, slinging the prefabricated part and the curved supporting board to arrange them in the blade mould; (5) sealing the blade mould using another vacuum bag, vacuumizing the blade mould, thereafter infusing resin into the blade mould, after curing the root of the blade is finally formed. The method of manufacturing root of megawatt wind-turbine blade increases the production efficiency and production quality of the blade root, and prolongs the operation life of the blade root.
First Claim
Family
International Classification(s)
- A23P:SHAPING OR WORKING OF FOODSTUFFS, NOT FULLY COVERE....
- C03C:CHEMICAL COMPOSITION OF GLASSES, GLAZES, OR VITREO....
- B29C:SHAPING OR JOINING OF PLASTICS; SHAPING OF SUBSTAN....
- B28B:SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS, SLAG O....
- B29D:PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FRO....
- A01J:MANUFACTURE OF DAIRY PRODUCTS
- B29B:PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE ....
- A23G:COCOA; COCOA PRODUCTS, e.g. CHOCOLATE; SUBSTITUTES....
- A21C:MACHINES OR EQUIPMENT FOR MAKING OR PROCESSING DOU....
- B32B:LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA....
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