CN102108946A - Composite layering type wind turbine blade and manufacturing method thereof - Google Patents
Composite layering type wind turbine blade and manufacturing method thereof Download PDFInfo
- Publication number
- CN102108946A CN102108946A CN2011100092372A CN201110009237A CN102108946A CN 102108946 A CN102108946 A CN 102108946A CN 2011100092372 A CN2011100092372 A CN 2011100092372A CN 201110009237 A CN201110009237 A CN 201110009237A CN 102108946 A CN102108946 A CN 102108946A
- Authority
- CN
- China
- Prior art keywords
- blade
- degree
- overlap joint
- section
- cord wood
- Prior art date
- 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.)
- Granted
Links
Images
Classifications
-
- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
Abstract
The invention discloses a composite layering type wind turbine blade and a manufacturing method thereof. A bamboo laminated timber layering with high specific stiffness is adopted for a girder at a blade root section of the blade; a zero-degree single direction layering with high specific strength is adopted for a girder from a blade middle to a blade tip; a lap joint reinforcing section is arranged between the bamboo laminated timber at the blade root section and the zero-degree single direction layering from the blade middle to the blade tip; the layering design of the lap joint reinforcing section not only ensures the continuity of the stiffness of the blade and meets the integral strength requirement of the blade, which is favorable for the transmission of loading, but also satisfies the split-level requirement of the technology design; and moreover, the oblique plane of the upper surface of the bamboo laminated timber at the lap joint reinforcing section is subjected to corona treatment, the surface roughness of the bamboo laminated timber is increased, and the interface bonding force between glass fiber cloth and bamboo laminated timber is improved. According to the invention, the layering type of the blade is changed, thus the layering design of the blade is corresponding with the force property of the blade, and the strength of the blade root is improved as well as the strength requirement of the blade from the blade middle to the blade tip is satisfied; and the bamboo laminated timber layering is adopted for the girder at the blade root of the blade, which is corresponding with the requirement of environment protection.
Description
Technical field
The present invention relates to the pneumatic equipment blades made technical field, be specifically related to a kind of compound shop laminar pneumatic equipment blades made and manufacture method thereof.
Background technique
Wind energy conversion system often runs on seashore or remote field, mountain top, and environment is harsh.Wind power generating set in the operation of China certain areas will be born worse environmental condition, such as the southeastern coastal areas typhoon often takes place, the low temperature in north of China winter etc.The wind energy conversion system of operation can not be adapted to the weather conditions of China fully at present, to such an extent as to wind power equipment damages and fault happens occasionally, this just requires us to carry out structural analysis to pneumatic equipment blades made, structure shop stratotype formula reasonable in design, can satisfy the mechanical characteristic of blade to the full extent, thereby update the ability that blade adapts to varying environment.
Blade running environment is abominable, because the uncertainty of wind causes the wind energy conversion system operating condition complicated and changeable, so the load that pneumatic equipment blades made bears is very complicated, so just need to guarantee that blade must satisfy requirement of strength, can resist various complex loads in the structure at blade middle part especially; Simultaneously, blade will strictly be controlled deflection, prevents that the blade tip sex change is excessive and beats tower, so just requires blade also higher stiffness characteristics will be arranged.Blade root is connected to ring flange by metal bolts, and blade root will have composite laying and the metal bolts join domain of enough rigidity guarantee blade roots interfacial failure can not take place.The main load parts of blade are blade main beam structures, mainly bear the ultimate bending moment of waving direction in the pneumatic equipment blades made running.Therefore, the design of the laying of blade girder is the key that can blade construction satisfy mechanical characteristic.The shop stratotype formula of the blade structure of present comparative maturity, girder shop layer as the disclosed blade of Chinese patent CN 100385114 C patents " Wind Aircraft Blade Preparation Method of Composite Material And " adopts the high glass cloth of specific strength, and spreading layer as the girder of the disclosed blade of Chinese patent CN 101234531 B patents " bamboo composite material wind-driven generator blade root preformation indoctrination technology " is the bamboo cord wood of specific stiffness height and environmental protection.In conjunction with the mechanical characteristic of blade construction, blade girder laying does not adopt the high glass cloth of specific strength to these two kinds of ply types, blade integral intensity height, but can't guarantee the stiffness characteristics of blade and blade root segment; Blade girder laying adopts the high bamboo cord wood of specific stiffness, blade integral rigidity height, but can't guarantee the strength characteristics in blade and blade stage casing.Therefore, the shop stratotype formula of these blades can not meet the mechanical characteristic of blade to the full extent.
Summary of the invention
The objective of the invention is to overcome the deficiency of existing blade shop stratotype formula, a kind of compound shop laminar pneumatic equipment blades made and manufacture method thereof that meets the vane stress characteristic to the full extent is provided, can improve in the rigidity of blade root and the leaf to the intensity of blade tip section, reduce the blade tip amount of deflection.
Technical scheme of the present invention is to solve like this:
A kind of composite layering type wind turbine blade is made up of girder, shell, core, web structure, it is characterized in that: above-mentioned girder is divided into three sections successively from blade root to blade tip, be respectively: in blade root section, overlap joint strengthening segment, the leaf to the blade tip section; Above-mentioned blade root section girder laying is bamboo cord wood; In the above-mentioned leaf to blade tip section girder laying be 0 the degree unidirectional cloth; Above-mentioned overlap joint strengthening segment is by forming to blade tip section girder overlap joint in blade root section girder and the leaf, and the bamboo cord wood upper surface of overlap joint strengthening segment overlapping part is coarse inclined-plane form, above-mentioned overlap joint strengthening segment is long since 1/3 blade, the lap of splice be taken as blade root section overlapping part bamboo cord wood laying width 1.5-2 doubly, the concrete ply type of overlap joint strengthening segment is: the bamboo cord wood lower surface of overlap joint strengthening segment overlapping part increases the two-way cloth of shop ± 45 degree, be overlapped in the upper surface of blade root section bamboo cord wood in the leaf to 0 degree unidirectional cloth of blade tip section, and bamboo cord wood upper surface and 0 degree increase between the unidirectional cloth and are covered with 90 degree unidirectional cloths, and 0 degree unidirectional cloth upper surface increases successively from bottom to top and is covered with 90 degree unidirectional cloths, the two-way cloth of ± 45 degree.
The bamboo cord wood of above-mentioned blade root section adopts the not wide ply type of uniform thickness, and this ply type can realize batch production and the manufacturing of bamboo cord wood, good manufacturability.Along the blade exhibition to smooth-going the successively decreasing of each cross section bamboo cord wood lay width, avoid concentrating owing to the sudden change of bamboo cord wood lay width causes stress.
Adopt the ply type of wide not uniform thickness in the above-mentioned leaf to 0 degree unidirectional cloth of blade tip section.Can realize the batch buying of 0 degree unidirectional cloth like this, technological operation is convenient.
Above-mentioned overlap joint strengthening segment is all ± and the two-way cloth of 45 degree, 90 degree unidirectional cloths, 0 degree unidirectional cloth adopts staggered floor lay mode.Can avoid like this causing the laying fold because the original position of multilayer laying is identical, cause that stress is concentrated.
The manufacture method of above-mentioned compound shop laminar pneumatic equipment blades made is characterized in that comprising following process: (1), employing bamboo cord wood shop stratotype formula are made blade root section girder; (2), adopt 0 degree unidirectional cloth shop stratotype formula to make in the leaf to blade tip section girder; (3), the inclined-plane of the upper surface of the bamboo cord wood of blade root section overlapping part being carried out roughening handles; (4), strengthen the section position at overlap joint, in the two-way cloth of lower surface laying ± 45 degree of bamboo cord wood; (5), strengthen the section position at overlap joint, in bamboo cord wood upper surface laying 90 degree unidirectional cloths; (6), strengthen a section position, lay 0 degree unidirectional cloth, and 0 degree unidirectional cloth is spread always to the whole leaf to the blade tip section in 90 degree unidirectional cloth upper surfaces from overlap joint; (7), strengthen the section position at overlap joint, in 0 degree unidirectional cloth upper surface laying, 90 degree unidirectional cloths; (8), strengthen the section position at overlap joint, in the two-way cloth of 90 degree unidirectional cloth upper surfaces laying ± 45 degree; (9) process of deployment adopts staggered floor lay mode described in above-mentioned (4) step to (8) step.In order to guarantee to overlap the intensity of strengthening segment bamboo cord wood and glass-fiber-fabric overlap joint, the technology staggered floor of all layings is not in overlap joint strengthening segment bamboo cord wood upper surface bevel phase.
The manufacture method of above-mentioned compound shop laminar pneumatic equipment blades made is characterized in that: the upper surface inclined-plane of the bamboo cord wood of above-mentioned overlap joint reinforcement section overlapping part is through corona treatment.Can increase so the surperficial cohesive force of bamboo cord wood upper surface inclined-plane and glass-fiber-fabric, improve bond strength.
The present invention compares existing blade shop layer and has following remarkable result:
The blade shop stratotype formula of the present invention's design, blade and blade root segment girder adopts the high bamboo cord wood of specific stiffness, it is not wide that the shop layer is designed to uniform thickness, smooth-going the successively decreasing of shop layer width of blade root section girder bamboo cord wood along the blade root cylindrical section to 1/3 span of foil place, this shop layer can be realized the batch process and the manufacturing of bamboo cord wood, good manufacturability.Because the specific stiffness of bamboo cord wood is higher, the rigidity of bamboo cord wood is far above the glass cloth of equivalent weight, so blade and blade root segment girder adopts the layer design of bamboo cord wood shop can significantly improve the blade root rigidity of blade.To 0 high degree unidirectional cloth of blade tip section girder employing specific strength, laying is designed to wide not uniform thickness, can realize like this batch buying of 0 degree unidirectional cloth in the blade and blade, and technological operation is convenient.Because the specific strength of 0 degree unidirectional cloth is higher, the intensity of 0 degree unidirectional cloth is far above the bamboo cord wood of equivalent weight, so adopt 0 degree unidirectional cloth laying design can significantly improve intensity in the leaf of blade to blade tip section girder in the blade and blade.In blade root section girder and the leaf between the blade tip section girder for the overlap joint strengthening segment, the laying of overlap joint strengthening segment is mainly ± 45 degree two-way cloth, 90 unidirectional cloths and 0 degree unidirectional cloth, every one deck laying all satisfies the requirement of technology staggered floor, and for increasing the surperficial cohesive force of bamboo cord wood upper surface inclined-plane and glass-fiber-fabric, sided corona treatment is done on the mitered surface of the bamboo cord wood of overlap joint strengthening segment overlapping part.
The rigidity that blade and blade root segment girder is higher can be controlled the bulk deformation of blade, and can improve because the boundary layer that blade root rigidity causes blade root composite laying to be connected with metal bolts not enough destroys; The wind that can resist various adverse circumstances to the higher intensity of blade tip section girder in the blade and blade carries, and makes blade construction strength failure can not take place.Pneumatic equipment blades made provided by the present invention shop stratotype formula makes blade structure meet the mechanical characteristic of blade to the full extent, and the reasonably optimizing blade structure improves the integral rigidity and the intensity of blade, reduces the blade tip amount of deflection, can effectively increase the working life of blade.Simultaneously, blade and blade root segment girder adopts the bamboo cord wood laying, meets environment protection requirement.
Description of drawings
The invention will be further described by example below in conjunction with accompanying drawing:
Fig. 1 is the blade ply type schematic diagram of invention;
Fig. 2 is the sided corona treatment on the bamboo cord wood upper surface inclined-plane of overlap joint strengthening segment overlapping part;
Fig. 3 is the side-looking laying figure of overlap joint strengthening segment shown in Figure 1;
Fig. 4 overlooks laying figure for the blade girder of invention;
Token name claims among the figure: 1, blade root section, 2, the overlap joint strengthening segment, 3, in the leaf to the blade tip section, 4, bamboo cord wood, 5, bamboo cord wood inclined-plane sided corona treatment, 6, bamboo cord wood lower surface laying, 7, bamboo cord wood upper surface laying, 8, the upper surface laying of laying 7,9, the upper surface laying of laying 8,10, laying 9 upper surface layings, 11, blade root section girder overlooks laying, 12, the overlap joint strengthening segment is overlooked laying, and 13, overlook laying to blade tip section girder in the leaf.
Embodiment
With reference to Fig. 1, this pneumatic equipment blades made ply type: 1, blade root section girder laying be in bamboo cord wood 2, blade root section bamboo cord wood and the leaf to the overlap joint strengthening segment 3 between the blade tip section 0 degree unidirectional cloth, the leaf to blade tip section girder laying be 0 degree unidirectional cloth.Blade root girder laminated material adopts the high bamboo cord wood of specific stiffness, concrete shop layer is designed to the not wide shop stratotype formula of uniform thickness, blade root cylindrical section bamboo cord wood is completely spread, width is the wideest, smooth-going the successively decreasing of shop layer width of blade root section girder bamboo cord wood along the blade root cylindrical section to 1/3 span of foil place, this shop layer can be realized the batch process and the manufacturing of bamboo cord wood, good manufacturability.To 0 high degree unidirectional cloth of blade tip section girder laminated material employing specific strength, concrete laying is designed to the ply type of wide not uniform thickness, can realize like this batch buying of 0 degree unidirectional cloth in the blade and blade, and technological operation conveniently.Laying to the overlap joint strengthening segment between the blade tip section 0 degree unidirectional cloth in blade root section bamboo cord wood and the leaf adopts the two-way cloth of ± 45 degree, 0 degree unidirectional cloth and 90 degree unidirectional cloths, the laying of overlap joint strengthening segment need satisfy the rigidity continuity of blade, make the load of blade well be delivered to blade root, and satisfy the requirement of strength of blade, the laying that overlaps simultaneously strengthening segment will meet the requirement of technology staggered floor.
With reference to Fig. 2, overlap joint is strengthened the bamboo cord wood 4 of section overlapping part, overlap joint is strengthened section bamboo cord wood upper surface inclined-plane 5 and is done corona treatment, and the bamboo cord wood surface strengthens the bulk strength that overlap joint is strengthened section through significantly improving the interface cohesive force of bamboo cord wood and glass cloth after the corona treatment.
With reference to Fig. 3, to the overlap joint strengthening segment 2 between the blade tip section 0 degree unidirectional cloth, overlap the bamboo cord wood 4 of strengthening segment in blade root section bamboo cord wood and the leaf, bamboo cord wood lower surface laying 6 adopts the two-way cloth of ± 45 degree, can improve the transmission efficiency of load, in the opposing wind energy conversion system running complicated and changeable outer year; Bamboo cord wood upper surface laying 7 adopts 90 degree unidirectional cloths, for shearing and the moment of flexure of bearing the shimmy direction of blade, improves the bulk strength of overlap joint strengthening segment; At overlap joint strengthening segment position, 90 degree unidirectional cloth upper surface layings 8 of laying 7 expressions are multilayer 0 degree unidirectional cloth, make that blade loading can be more continuous by passing to blade root section girder bamboo cord wood to blade tip section girder 0 degree unidirectional cloth in the leaf, be delivered to root of blade by blade root section girder bamboo cord wood, the multilayer 0 degree unidirectional cloth of laying 8 expression is spread to the whole leaf to the blade tip section by the overlap joint strengthening segment always, guarantee the rigidity continuity of blade integral, satisfy the requirement of strength of overlap joint section; At overlap joint strengthening segment position, 0 of laying 8 expressions are spent unidirectional cloth upper surface laying 9 and are adopted 90 degree unidirectional cloth layings, at the two-way cloth of 90 degree unidirectional cloth laying upper surface layings 10 employings ± 45 degree of laying 9 expressions, in order to improve the transmission efficiency of load.The laying design of overlap joint strengthening segment, need to satisfy the technology staggered floor requirement of blade technological design, in order to satisfy the intensity of overlap joint strengthening segment, guarantee the rigidity continuity of overlap joint strengthening segment, the technology staggered floor of each layer laying of overlap joint strengthening segment is not or not the inclined-plane of bamboo cord wood upper surface.
With reference to Fig. 4, scheme to the shop layer of overlooking of girder along the blade exhibition: 11, blade root section girder bamboo cord wood adopts the not wide shop stratotype formula of uniform thickness, blade root cylindrical section bamboo cord wood is completely spread, width is the wideest, smooth-going the successively decreasing of shop layer width of the blade root section girder bamboo cord wood along the blade root cylindrical section to 1/3 span of foil place.Blade root section bamboo cord wood has higher specific stiffness, but specific strength is lower, the shop layer wider width of bamboo cord wood, by adjusting the width of blade root section girder bamboo cord wood, the two-way cloth of bamboo cord wood upper surface overlap joint ± 45 degree, the 90 degree unidirectional cloths, 0 that make blade root satisfy blade structure designing requirement 12, overlap joint reinforcement section are spent unidirectional cloth, and overlap joint is strengthened the shop layer of section, all has the technology staggered floor along span of foil direction chord length direction, guarantee the operability of technology, improve processing quality.Overlap joint strengthening segment position, in order to connect in the different blade root section bamboo cord wood of laying width and the leaf to blade tip section 0 degree unidirectional cloth, near in the leaf to the position of blade tip section girder, need to the overlap joint strengthening segment ± the two-way cloth of 45 degree, 90 degree unidirectional cloths, 0 degree unidirectional cloth is cut in trapezoidal ply type 13, the leaf to blade tip section girder 0 degree unidirectional cloth, adopt the ply type of wide not uniform thickness, spend the laying number of plies of unidirectional cloth by changing in the leaf to 0 of blade tip section girder, make the requirement of satisfying the blade construction design in the blade and blade to blade tip.
Claims (6)
1. a compound shop laminar pneumatic equipment blades made is made up of girder, shell, core, web structure, it is characterized in that:
Above-mentioned girder is divided into three sections successively from blade root to blade tip, be respectively: in blade root section, overlap joint strengthening segment, the leaf to the blade tip section;
Above-mentioned blade root section girder laying is bamboo cord wood;
Spreading layer to blade tip section girder in the above-mentioned leaf is 0 degree unidirectional cloth;
Above-mentioned overlap joint strengthening segment is by forming to blade tip section girder overlap joint in blade root section girder and the leaf, and the bamboo cord wood upper surface of overlap joint strengthening segment overlapping part is coarse inclined-plane form, above-mentioned overlap joint strengthening segment is long since 1/3 blade, the lap of splice be taken as blade root section overlapping part bamboo cord wood laying width 1.5-2 doubly, the concrete ply type of overlap joint strengthening segment is: the bamboo cord wood lower surface of overlap joint strengthening segment overlapping part increases the two-way cloth of shop ± 45 degree, be overlapped in the upper surface of blade root section bamboo cord wood in the leaf to 0 degree unidirectional cloth of blade tip section, and bamboo cord wood upper surface and 0 degree increase between the unidirectional cloth and are covered with 90 degree unidirectional cloths, and 0 degree unidirectional cloth upper surface increases successively from bottom to top and is covered with 90 degree unidirectional cloths, the two-way cloth of ± 45 degree.
2. compound shop according to claim 1 laminar pneumatic equipment blades made is characterized in that: the bamboo cord wood of above-mentioned blade root section is the not wide shop stratotype formula of uniform thickness, along blade exhibition to smooth-going the successively decreasing of bamboo cord wood width.
3. compound shop according to claim 1 laminar pneumatic equipment blades made is characterized in that: 0 degree unidirectional cloth to the blade tip section in the above-mentioned leaf is the shop stratotype formula of wide not uniform thickness.
4. compound shop according to claim 1 laminar pneumatic equipment blades made is characterized in that: above-mentioned overlap joint is strengthened section all ± two-way cloth of 45 degree, 90 degree unidirectional cloths, 0 are spent unidirectional cloth and adopted staggered floor lay mode.
5. according to the manufacture method of the described compound shop of claim 1 laminar pneumatic equipment blades made, it is characterized in that comprising following process:
(1), adopt the bamboo cord wood ply type to make blade root section girder;
(2), adopt 0 degree unidirectional cloth ply type to make in the leaf to blade tip section girder;
(3), the inclined-plane of the upper surface of the bamboo cord wood of blade root section overlapping part being carried out roughening handles;
(4), strengthen the section position at overlap joint, in the two-way cloth of lower surface laying ± 45 degree of bamboo cord wood;
(5), at overlap joint strengthening segment position, in bamboo cord wood upper surface laying 90 degree unidirectional cloths;
(6), from overlap joint strengthening segment position, lay 0 degree unidirectional cloth in 90 degree unidirectional cloth upper surfaces, and 0 degree unidirectional cloth spreads always to the whole leaf to the blade tip section;
(7), at overlap joint strengthening segment position, in 0 degree unidirectional cloth upper surface laying, 90 degree unidirectional cloths;
(8), strengthen the section position at overlap joint, in the two-way cloth of 90 degree unidirectional cloth upper surfaces laying ± 45 degree;
(9) process of deployment adopts staggered floor lay mode described in above-mentioned (4) step to (8) step.
6. the manufacture method of compound shop according to claim 5 laminar pneumatic equipment blades made is characterized in that: the upper surface inclined-plane of the bamboo cord wood of above-mentioned overlap joint reinforcement section overlapping part is through corona treatment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011100092372A CN102108946B (en) | 2011-01-17 | 2011-01-17 | Composite layering type wind turbine blade and manufacturing method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011100092372A CN102108946B (en) | 2011-01-17 | 2011-01-17 | Composite layering type wind turbine blade and manufacturing method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102108946A true CN102108946A (en) | 2011-06-29 |
| CN102108946B CN102108946B (en) | 2013-01-09 |
Family
ID=44173202
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011100092372A Expired - Fee Related CN102108946B (en) | 2011-01-17 | 2011-01-17 | Composite layering type wind turbine blade and manufacturing method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102108946B (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104165125A (en) * | 2013-05-15 | 2014-11-26 | 新疆尚孚新能源科技有限公司 | Blade lay-up split-level structure |
| CN109878105A (en) * | 2019-03-20 | 2019-06-14 | 上海电气风电集团有限公司 | Fiber lay down layer method for wind electricity blade manufacture |
| CN109882338A (en) * | 2019-04-04 | 2019-06-14 | 浙江大学 | A kind of compound laying formula marine tidal-current energy blade and preparation method thereof |
| CN111469443A (en) * | 2020-04-20 | 2020-07-31 | 三一重能有限公司 | Blade laying auxiliary device and laying method |
| CN113757035A (en) * | 2020-06-04 | 2021-12-07 | 乌鲁木齐金风天翼风电有限公司 | Sectional type blade, manufacturing method thereof and wind generating set |
| CN114278493A (en) * | 2020-09-27 | 2022-04-05 | 上海电气风电集团股份有限公司 | Main beam structure, fan blade and machining method thereof, and wind generating set |
| CN114770977A (en) * | 2022-06-17 | 2022-07-22 | 成都飞机工业（集团）有限责任公司 | Design method, device and equipment of automatic wire laying tool and storage medium |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1520983A1 (en) * | 2001-07-19 | 2005-04-06 | NEG Micon A/S | Wind turbine blade |
| CN101293970A (en) * | 2008-05-30 | 2008-10-29 | 威海光威复合材料有限公司 | Preliminary dip material for wind-driven generator impeller vane |
| CN101539116A (en) * | 2009-01-15 | 2009-09-23 | 南通东泰电工材料有限公司 | Carbon fiber beam for blades of wind-powered generator |
| CN101581269A (en) * | 2009-03-12 | 2009-11-18 | 嘉兴瑞洋复合材料有限公司 | Wind power generation blade and manufacture technology thereof |
| CN101695871A (en) * | 2009-11-12 | 2010-04-21 | 江苏九鼎新材料股份有限公司 | Large wind force blade and manufacturing process thereof |
| US20100143147A1 (en) * | 2008-12-11 | 2010-06-10 | Afroz Akhtar | Sparcap for wind turbine rotor blade and method of fabricating wind turbine rotor blade |
| CN101749194A (en) * | 2009-12-11 | 2010-06-23 | 重庆通用工业(集团)有限责任公司 | Wind turbine blade for large-scale wind generating set, and molding method thereof |
| WO2011004504A1 (en) * | 2009-07-09 | 2011-01-13 | 三菱重工業株式会社 | Wind turbine blade and method of manufacturing same |
-
2011
- 2011-01-17 CN CN2011100092372A patent/CN102108946B/en not_active Expired - Fee Related
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1520983A1 (en) * | 2001-07-19 | 2005-04-06 | NEG Micon A/S | Wind turbine blade |
| CN101293970A (en) * | 2008-05-30 | 2008-10-29 | 威海光威复合材料有限公司 | Preliminary dip material for wind-driven generator impeller vane |
| US20100143147A1 (en) * | 2008-12-11 | 2010-06-10 | Afroz Akhtar | Sparcap for wind turbine rotor blade and method of fabricating wind turbine rotor blade |
| CN101539116A (en) * | 2009-01-15 | 2009-09-23 | 南通东泰电工材料有限公司 | Carbon fiber beam for blades of wind-powered generator |
| CN101581269A (en) * | 2009-03-12 | 2009-11-18 | 嘉兴瑞洋复合材料有限公司 | Wind power generation blade and manufacture technology thereof |
| WO2011004504A1 (en) * | 2009-07-09 | 2011-01-13 | 三菱重工業株式会社 | Wind turbine blade and method of manufacturing same |
| CN101695871A (en) * | 2009-11-12 | 2010-04-21 | 江苏九鼎新材料股份有限公司 | Large wind force blade and manufacturing process thereof |
| CN101749194A (en) * | 2009-12-11 | 2010-06-23 | 重庆通用工业(集团)有限责任公司 | Wind turbine blade for large-scale wind generating set, and molding method thereof |
Non-Patent Citations (1)
| Title |
|---|
| 《玻璃钢/复合材料》 20090630 李成良等 风力机叶片的结构分析与铺层优化设计 50-53 , 第6期 * |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104165125A (en) * | 2013-05-15 | 2014-11-26 | 新疆尚孚新能源科技有限公司 | Blade lay-up split-level structure |
| CN109878105A (en) * | 2019-03-20 | 2019-06-14 | 上海电气风电集团有限公司 | Fiber lay down layer method for wind electricity blade manufacture |
| CN109878105B (en) * | 2019-03-20 | 2021-05-07 | 上海电气风电集团股份有限公司 | Fiber layering method for wind power blade manufacturing |
| CN109882338A (en) * | 2019-04-04 | 2019-06-14 | 浙江大学 | A kind of compound laying formula marine tidal-current energy blade and preparation method thereof |
| CN111469443A (en) * | 2020-04-20 | 2020-07-31 | 三一重能有限公司 | Blade laying auxiliary device and laying method |
| CN113757035A (en) * | 2020-06-04 | 2021-12-07 | 乌鲁木齐金风天翼风电有限公司 | Sectional type blade, manufacturing method thereof and wind generating set |
| CN114278493A (en) * | 2020-09-27 | 2022-04-05 | 上海电气风电集团股份有限公司 | Main beam structure, fan blade and machining method thereof, and wind generating set |
| CN114278493B (en) * | 2020-09-27 | 2023-10-27 | 上海电气风电集团股份有限公司 | Main beam structure, fan blade, processing method of fan blade and wind generating set |
| CN114770977A (en) * | 2022-06-17 | 2022-07-22 | 成都飞机工业（集团）有限责任公司 | Design method, device and equipment of automatic wire laying tool and storage medium |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102108946B (en) | 2013-01-09 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102108946B (en) | Composite layering type wind turbine blade and manufacturing method thereof | |
| US7891949B2 (en) | Lightweight composite truss wind turbine blade | |
| CN109098929B (en) | Wind turbine blade with hybrid spar cap and associated method of manufacture | |
| US9719489B2 (en) | Wind turbine rotor blade assembly having reinforcement assembly | |
| CN102287321B (en) | Wind turbine rotor blade joint | |
| US8454318B2 (en) | Reinforced aerodynamic profile | |
| EP3418556B1 (en) | A wind turbine blade with hybrid spar cap and associated method for making | |
| EP2971756B1 (en) | Wind turbine blades with layered, multi-component spars, and associated systems | |
| US20110052408A1 (en) | Swept blades utilizing asymmetric double biased fabrics | |
| CN103291536A (en) | Blade insert for a wind turbine rotor blade and related method | |
| CN101825057A (en) | The improved beam cap that is used for wind turbine blade | |
| CN105508142B (en) | A kind of more girder construction large scale wind electricity blades and its production method | |
| JP2011137386A (en) | Wind turbine rotor blade and method of manufacturing wind turbine rotor blade | |
| CN102305174B (en) | Blade with constant cross section, forming method and horizontal axis wind turbine impeller comprising same | |
| US20110052407A1 (en) | Swept blades utilizing asymmetric double biased fabrics | |
| CN102650269A (en) | An improved wind turbine multi-panel blade | |
| CN112867864A (en) | Spar cap configuration for joined wind turbine blades | |
| CN114526193B (en) | Wind power blade main bearing structure connecting joint and wind power generator set | |
| CN102619705A (en) | Deflection resistant wind wheel vane with reinforcing rib structure of wind driven generator | |
| DK2505824T3 (en) | Methods for making wind turbine blades | |
| CN114347576B (en) | Main beam of blade and blade | |
| Damiano et al. | Structural design of a multi-megawatt wind turbine blade with ONE SHOT BLADE® Technology | |
| CN219774256U (en) | Truss type wind turbine blade supporting girder and wind turbine blade | |
| CN219865325U (en) | Truss type supporting girder wind turbine blade and wind turbine | |
| WO2023123712A1 (en) | Web of vane and vane |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130109 Termination date: 20140117 |