CN206722969U - A kind of 3.0MW/48.3 rice blade of wind-driven generator - Google Patents
A kind of 3.0MW/48.3 rice blade of wind-driven generator Download PDFInfo
- Publication number
- CN206722969U CN206722969U CN201720353988.9U CN201720353988U CN206722969U CN 206722969 U CN206722969 U CN 206722969U CN 201720353988 U CN201720353988 U CN 201720353988U CN 206722969 U CN206722969 U CN 206722969U
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- China
- Prior art keywords
- housing
- glass fibre
- blade
- wind
- girder
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/72—Wind turbines with rotation axis in wind direction
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- Wind Motors (AREA)
Abstract
The utility model discloses a kind of 3.0MW/48.3 rice blade of wind-driven generator, including blade shell, the blade shell is made up of pressure face housing and suction surface housing, the edge of suction surface housing, which is provided with, bonds flange, pressure face housing is fixed on cohesive flange by adhesive, glass fibre girder I is provided with pressure face housing, glass fibre girder II corresponding with glass fibre girder I is provided with suction surface housing, tile and have cork wood in glass fibre girder II and glass fibre girder I both sides, and polylith web I is provided between glass fibre girder II and glass fibre girder I side by side.The pressure face housing of the utility model blade is fixed with suction surface housing by bonding flange gluing, and simple to operate, polarization is good；The web set between housing can effectively improve the intensity of blade；Length of blade is 48.3 meters, and no pre-bending, wind sweeping area is big, and wind energy utilization is high, is advantageous to increase generated energy.
Description
Technical field
A kind of blade of wind-driven generator is the utility model is related to, is to be related to a kind of 3.0MW/48.3 rice wind-force specifically
Generator blade.
Background technology
Wind energy is a kind of forever continuous energy of cleaning, and available wind energy is distributed widely in the world, wind-force hair
Electricity has turned into the pith of many National Sustainable Development Strategies.
Due to geographic difference, the wind energy that China large-scale develops and utilizes at present is concentrated mainly on the abundant height of wind energy resources
Wind speed area-" three Norths "（Northwest, northeast and North China) and southeastern coast, during the regional installed capacity of these high wind speeds supports
National practice of forms of behavior electricity explosive growth.But the explosive growth installed along with wind-powered electricity generation, because some area power grids receive ability not
Foot, cause to abandon wind and ration the power supply phenomenon getting worse.
It is to be developed that corresponding overseas market also has wide wind-power market to have, to adapt to global Wind Power Development ring
Border, Opening International Market, it is necessary to targetedly develop new blade profile.
Utility model content
Technical problem to be solved in the utility model is to provide a kind of 3.0MW/48.3 with higher-strength and rigidity
Rice blade of wind-driven generator.
In order to solve the above technical problems, the technical solution adopted in the utility model is：
A kind of 3.0MW/48.3 rice blade of wind-driven generator, including blade shell, the blade shell by pressure face housing and
Suction surface housing forms, and the edge of suction surface housing, which is provided with, bonds flange, and pressure face housing is fixed on mull technique by adhesive
Lan Shang, pressure face housing is interior to be provided with glass fibre girder I, and glass corresponding with glass fibre girder I is provided with suction surface housing
Fiber girder II, glass fibre girder II and glass fibre girder I both sides are tiled and have cork wood, and glass fibre girder II with
The both ends provided with polylith web I, web I are fixed on pressure face housing by adhesive respectively side by side between glass fibre girder I
On suction surface housing.
Web II is provided between the trailing edge of the web I and blade shell, web II both ends are consolidated by adhesive respectively
It is scheduled on pressure face housing and suction surface housing.
The web I is two pieces.
The length of the blade shell is 48.3 meters.
The maximum chord length of the blade shell is 4.1 meters, and pre-bending is 0 meter.
The utility model has the advantages that：The pressure face housing of the utility model blade is with suction surface housing by bonding flange
Gluing is fixed, simple to operate, and polarization is good, in light weight, can effectively improve the production efficiency of blade；The abdomen set between housing
Plate I and web II can effectively improve the intensity of blade；Length of blade is 48.3 meters, and no pre-bending, wind sweeping area is big, wind energy utilization
Rate is high, is advantageous to increase generated energy.
Brief description of the drawings
The utility model is described in further detail with reference to the accompanying drawings and detailed description.
Fig. 1 is structural representation of the present utility model；
Fig. 2 be in Fig. 1 A-A to structural representation.
Wherein, 1, blade shell, 11, pressure face housing, 12, suction surface housing, 2, glass fibre girder I, 3, glass fibers
Tie up girder II, 4, web I, 5, web II, 6, bond flange, 7, adhesive, 8, cork wood.
Embodiment：
As depicted in figs. 1 and 2, a kind of 3.0MW/48.3 rice blade of wind-driven generator, including blade shell 1, the blade shell
Body 1 is made up of pressure face housing 11 and suction surface housing 12, and the edge of suction surface housing 12, which is provided with, bonds flange 6, pressure face-piece
Body 11 is fixed on cohesive flange 6 by adhesive 7, and glass fibre girder I2, suction surface housing are provided with pressure face housing 11
Glass fibre girder II3 corresponding with glass fibre girder I2, glass fibre girder II3 and glass fibre girder I2 are provided with 12
Both sides tile and have cork wood 8, and two pieces of web I4 are provided between glass fibre girder II3 and glass fibre girder I2 side by side,
To ensure the overall intensity of blade, web I4 both ends are fixed on pressure face housing 11 and suction face-piece by adhesive 7 respectively
On body 12.
In the utility model, web II5, web II5 both ends point are provided between the trailing edge of web I4 and blade shell 1
It is not fixed on by adhesive 7 on pressure face housing 11 and suction surface housing 12, further to improve the intensity of blade.Blade shell
The length of body 1 is 48.3 meters, and maximum chord length h is 4.1 meters, and pre-bending is 0 meter, and wind sweeping area is big, and wind energy utilization is high, is advantageous to increase
Add generated energy.
During making, cork wood 8 and glass fibre girder I2 are provided with by using the mode of priming by vacuum epoxy resin（Or glass
Glass fiber girder II3）Pressure face housing 11（Or suction surface housing 12）The form in mould, wherein, bond flange 6 with
The formed by integrally casting of suction surface housing 12 is molded；Housing is treated in mould after the completion of precuring, by prefabricated profiled web I4 and web
II5 bottom is fixed on suction surface housing 12 by adhesive 7, and pressure face housing 11 is closed in suction surface housing 12 after overturning
Correspondence position.
The performance and technical indicator of the utility model blade are as follows：
Length of blade：48.3m；Leaf weight：12190±60.95Kg；
Cut wind speed：3.0m/s；Cut-out wind speed：25.0m/s；
Rated wind speed：12.5m/s；Extreme wind speeds：59.5m/s；
Rotor diameter：100.0m；Leaf longevity：20 years；
Root bolt pitch diameter：2300±0.5mm；Number of Bolts：64；
It is applicable wind scale：IEC II A.
Claims (5)
1. a kind of 3.0MW/48.3 rice blade of wind-driven generator, including blade shell, the blade shell by pressure face housing and
Suction surface housing forms, it is characterised in that：The edge of the suction surface housing, which is provided with, bonds flange, and the pressure face housing passes through
Adhesive is fixed on cohesive flange, is provided with glass fibre girder I in the pressure face housing, is provided with the suction surface housing
Glass fibre girder II corresponding with glass fibre girder I, the both sides of glass fibre girder II and glass fibre the girder I are equal
Tiling has cork wood, and is provided with polylith web I, the web I between the glass fibre girder II and glass fibre girder I side by side
Both ends be fixed on respectively by adhesive on pressure face housing and suction surface housing.
2. 3.0MW/48.3 rice blade of wind-driven generator according to claim 1, it is characterised in that：The web I and leaf
Web II is provided between the trailing edge of piece housing, the both ends of the web II are fixed on pressure face housing and suction by adhesive respectively
On power face-piece body.
3. 3.0MW/48.3 rice blade of wind-driven generator according to claim 1 or 2, it is characterised in that：The web I is
Two pieces.
4. 3.0MW/48.3 rice blade of wind-driven generator according to claim 1, it is characterised in that：The blade shell
Length is 48.3 meters.
5. 3.0MW/48.3 rice blade of wind-driven generator according to claim 1, it is characterised in that：The blade shell
Maximum chord length is 4.1 meters, and pre-bending is 0 meter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720353988.9U CN206722969U (en) | 2017-04-06 | 2017-04-06 | A kind of 3.0MW/48.3 rice blade of wind-driven generator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720353988.9U CN206722969U (en) | 2017-04-06 | 2017-04-06 | A kind of 3.0MW/48.3 rice blade of wind-driven generator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206722969U true CN206722969U (en) | 2017-12-08 |
Family
ID=60503783
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720353988.9U Expired - Fee Related CN206722969U (en) | 2017-04-06 | 2017-04-06 | A kind of 3.0MW/48.3 rice blade of wind-driven generator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206722969U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108481628A (en) * | 2018-02-08 | 2018-09-04 | 株洲时代新材料科技股份有限公司 | A kind of wind electricity blade web, wind electricity blade and the mold for preparing wind electricity blade web |
| CN111396243A (en) * | 2019-11-28 | 2020-07-10 | 浙江运达风电股份有限公司 | Large wind turbine blade with three-web-plate structure and assembling method |
-
2017
- 2017-04-06 CN CN201720353988.9U patent/CN206722969U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108481628A (en) * | 2018-02-08 | 2018-09-04 | 株洲时代新材料科技股份有限公司 | A kind of wind electricity blade web, wind electricity blade and the mold for preparing wind electricity blade web |
| CN111396243A (en) * | 2019-11-28 | 2020-07-10 | 浙江运达风电股份有限公司 | Large wind turbine blade with three-web-plate structure and assembling method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171208 Termination date: 20180406 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |