CN112065658A - Moving blade and vertical axis turbine wind power generation device - Google Patents
Moving blade and vertical axis turbine wind power generation device Download PDFInfo
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- CN112065658A CN112065658A CN202010859216.9A CN202010859216A CN112065658A CN 112065658 A CN112065658 A CN 112065658A CN 202010859216 A CN202010859216 A CN 202010859216A CN 112065658 A CN112065658 A CN 112065658A
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- 238000010248 power generation Methods 0.000 title abstract description 20
- 239000000945 filler Substances 0.000 claims description 12
- 239000004744 fabric Substances 0.000 claims description 10
- 229920002635 polyurethane Polymers 0.000 claims description 7
- 239000004814 polyurethane Substances 0.000 claims description 7
- 239000011347 resin Substances 0.000 claims description 7
- 229920005989 resin Polymers 0.000 claims description 7
- 239000003365 glass fiber Substances 0.000 claims description 5
- 239000003795 chemical substances by application Substances 0.000 claims description 4
- 239000002023 wood Substances 0.000 claims description 4
- 239000003513 alkali Substances 0.000 claims description 3
- 239000011152 fibreglass Substances 0.000 claims description 3
- 239000011521 glass Substances 0.000 claims description 2
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03D—WIND MOTORS
- F03D3/00—Wind motors with rotation axis substantially perpendicular to the air flow entering the rotor
- F03D3/06—Rotors
- F03D3/062—Rotors characterised by their construction elements
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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
- Y02E10/74—Wind turbines with rotation axis perpendicular to the wind direction
Abstract
The embodiment of the invention provides a moving blade and a vertical axis turbine wind power generation device. This moving blade includes moving blade skeleton, obturator and covering, is equipped with a plurality of first gusset and cuts apart into a plurality of cavities to moving blade skeleton surface along the width direction on moving blade skeleton surface, and the obturator is filled in the cavity, and the covering wraps up in the outside of moving blade skeleton and obturator. The wind power generation device comprises the rotor blade of the invention. The moving blade and the vertical axis turbine wind power generation device provided by the embodiment of the invention have the advantages of high strength, light weight and large bearing torque.
Description
Technical Field
The invention relates to the technical field of wind power generation assemblies, in particular to a moving blade and a vertical axis turbine wind power generation device.
Background
In the technical field of wind power generation, a power core of a vertical axis turbine wind power generation device or a horizontal axis three-blade wind power generation device is that moving blades are adopted to absorb wind energy and convert the wind energy into mechanical energy, and then the mechanical energy is converted into electric energy through a generator. Therefore, it is a technical subject which has been studied by those skilled in wind power generation to study the design technique of a rotor blade for wind power generation. The blade of the horizontal shaft three-blade type wind power generation is researched by technicians for decades, the blade is greatly improved, the length of the blade is longer and longer, and the single-machine power is developed to more than ten megawatts from dozens of kilowatts. However, the blade length of the horizontal axis wind turbine has been developed to approach the limit. In contrast, the moving blade of the vertical axis turbine wind turbine is more and more classified as an important research topic by technicians along with the development of the vertical axis turbine wind turbine. However, in terms of current technical research, increasing the length dimension of the moving blade means that the moving blade has larger weight, so that the moving blade has poor mechanical strength, can bear smaller torque and has low wind energy utilization rate.
Disclosure of Invention
The embodiment of the invention provides a moving blade and a vertical axis turbine wind power generation device, which are used for solving the defects of poor mechanical strength, smaller bearing torque and low wind energy utilization rate caused by the increase of the size of the moving blade in the prior art and realizing the functions of high strength, light weight, high wind energy utilization coefficient and large bearing torque of the moving blade.
An embodiment of the present invention provides a rotor blade, including: the movable blade framework comprises a movable blade framework, a filling body and a skin, wherein a plurality of first rib plates are arranged on the surface of the movable blade framework along the width direction and divide the surface of the movable blade framework into a plurality of cavities, the filling body is filled in the cavities, and the skin is wrapped on the outer sides of the movable blade framework and the filling body.
The moving blade framework comprises a first end plate, a second end plate and a plurality of supporting columns, the supporting columns are arranged in parallel along the length direction, and the first end plate and the second end plate are fixed at two ends of each supporting column respectively.
The moving blade framework further comprises an air inlet end upright post and an air outlet end upright post, wherein two ends of the air inlet end upright post are respectively connected to the first end plate and the second end plate; two ends of the exhaust end upright post are respectively connected to the first end plate and the second end plate; the air inlet end upright post and the air exhaust end upright post are respectively arranged in parallel with the supporting upright post and are respectively arranged at two sides of the supporting upright post.
The moving blade framework further comprises a plurality of second rib plates, and the second rib plates are vertically connected between the exhaust end stand columns and the support stand columns.
The skin is of an integrated structure consisting of an inner end face and an outer end face, the inner end face of the skin consists of a first straight line part and a first arc-shaped part, and the outer end face of the skin consists of a second straight line part and a second arc-shaped part; the first end plate and the second end plate are identical in shape and size and both comprise an inner end surface and an outer end surface to form an integral structure, the inner end surfaces of the first end plate and the second end plate comprise a third straight line part and a third arc-shaped part, and the outer end surfaces of the first end plate and the second end plate comprise a fourth straight line part and a fourth arc-shaped part; the first rib plate is of an integrated structure formed by an inner end face and an outer end face, the inner end face of the first rib plate is formed by a fifth straight line portion and a fifth arc portion, and the outer end face of the first rib plate is formed by a sixth straight line portion and a sixth arc portion.
The diameter of the circle where the first arc-shaped part is located is larger than that of the circle where the third arc-shaped part is located and smaller than that of the circle where the fifth arc-shaped part is located, and the diameter of the circle where the second arc-shaped part is located is smaller than that of the circle where the fourth arc-shaped part is located and larger than that of the circle where the sixth arc-shaped part is located.
The inner edge and the outer edge of the first rib plate are both provided with a plurality of bulges, and the bulges are provided with mounting holes for mounting tie bars.
Wherein the filler is a polyurethane filler or is mixed and filled by resin, wood chips and glass fiber cloth.
The skin is prepared by mixing resin, glass fiber reinforced plastic untwisted coarse abrasive cloth, medium-alkali untwisted glass fiber cloth, an accelerant and a curing agent.
The embodiment of the invention also discloses a vertical axis turbine wind power generation device which comprises the moving blade.
The moving blade and the vertical axis turbine wind power generation device provided by the embodiment of the invention have the advantages of high strength, light weight and large bearing torque.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and those skilled in the art can also obtain other drawings according to the drawings without creative efforts.
FIG. 1 is a front view of a rotor blade according to an embodiment of the present invention;
FIG. 2 is a cross-sectional view taken along the line A-A in FIG. 1;
FIG. 3 is a front view of a rotor blade skeleton according to an embodiment of the present invention;
FIG. 4 is a right side view of a rotor blade skeleton provided by an embodiment of the present invention;
FIG. 5 is a left side view of a skin provided by an embodiment of the present invention;
FIG. 6 is a left side view of a first end plate provided by an embodiment of the present invention;
FIG. 7 is a left side view of a first web provided in accordance with an embodiment of the present invention;
fig. 8 is a left side view of a second web according to an embodiment of the present invention.
Reference numerals:
1: a moving blade skeleton; 101: a first end plate; 1011: a third linear portion; 1012: a ninth arc portion; 1013: a tenth arc portion; 1014: an eleventh arc portion; 1015: a twelfth arc portion; 1016: a thirteenth arc portion; 1017: a fourteenth arc portion; 1018: a fourth straight line portion; 102: a first rib plate; 1021: a fifth straight line portion; 1022: a fifteenth arc portion; 1023: a sixteenth arc portion; 1024: a seventeenth arc portion; 1025: an eighteenth arc portion; 1026: a nineteenth arc portion; 1027: a twentieth arc portion; 1028: a sixth straight line portion; 103: an inlet end upright post; 104: supporting the upright post; 105: a second end plate; 106: a second rib plate; 107: an exhaust end pillar; 2: a filler; 3: covering a skin; 301: a first linear portion; 302: a first arc portion; 303: a second arc portion; 304: a third arc portion; 305: a fourth arc portion; 306: a fifth arc portion; 307: a sixth arc portion; 308: a seventh arc portion; 309: a second straight line portion; 310: an eighth arc portion.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; the connection can be mechanical connection or point connection; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
A moving blade according to an embodiment of the present invention is described below with reference to fig. 1 to 8, and includes: the movable blade framework comprises a movable blade framework 1, a filling body 2 and a skin 3, wherein a plurality of first rib plates 102 are arranged on the surface of the movable blade framework 1 along the width direction, the surface of the movable blade framework 1 is divided into a plurality of cavities, the filling body 2 is filled in the cavities, and the skin 3 is wrapped on the outer sides of the movable blade framework 1 and the filling body 2.
Specifically, the moving blade skeleton 1 in this embodiment is made of a steel structure, and may also be made of a high-strength lightweight plastic or other chemical material, mainly serving as a support for the moving blade. The filler 2 may be a polyurethane filler or other fillers 2 with high strength, light weight, etc. to enhance the strength and rigidity of the rotor blade. The outermost layer of the skin 3 is covered by a gel coat, so that the surface strength and the smoothness of the moving blade are achieved, the thickness of the skin 3 is controlled to be 3-5 mm, and the thickness of the skin 3 can be properly adjusted according to the actual engineering and environmental requirements. The overall dimensions of the skin 3, i.e. the aerodynamic profile of the rotor blade, determine the aerodynamic properties of the rotor blade. In order to ensure the filling effect of the filling body 2, the distance between the adjacent first rib plates 102 is the same. The moving blade made by the embodiment has better mechanical strength and light weight, can be designed into a length of tens of meters or even hundreds of meters according to actual needs, adopts a plurality of moving blades to run in parallel, and can greatly increase the wind area of the moving blade.
According to the moving blade and the vertical axis turbine wind power generation device provided by the embodiment of the invention, the cavity of the moving blade framework 1 is filled with the filling body 2, and the outer sides of the filling body 2 and the moving blade framework 1 are wrapped with the skin 3.
The moving blade skeleton 1 includes a first end plate 101, a second end plate 105, and a plurality of support columns 104, the plurality of support columns 104 are arranged in parallel along the length direction, and the first end plate 101 and the second end plate 105 are respectively fixed at two ends of the support columns 104. The support pillar 104 functions as a support in the lengthwise direction, while the first rib plate 102 functions as a support in the widthwise direction in addition to dividing the plurality of chambers.
Further, bolt holes are provided in the first end plate 101 and the second end plate 105, and a plurality of moving blades, which constitute a long blade, can be fastened by bolts through the first end plate 101 and the second end plate 105. During transportation, the moving blade can be divided into a plurality of sections for manufacturing and transportation, and a first end plate 101 and a second end plate 105 are arranged at two ends of each section; the first end plate 101 and the second end plate 105 of the multi-section moving blade can be firmly connected through the bolts on site to form a long blade, so that the manufacturing cost and the transportation cost can be greatly reduced, and the investment cost of the whole machine is reduced.
The moving blade framework 1 further comprises an air inlet end upright post 103 and an air outlet end upright post 107, wherein two ends of the air inlet end upright post 103 are respectively connected to the first end plate 101 and the second end plate 105; both ends of the exhaust end pillar 107 are connected to the first end plate 101 and the second end plate 105, respectively; the intake end pillar 103 and the exhaust end pillar 107 are respectively disposed in parallel with the support pillar 104 and are respectively disposed on both sides of the support pillar 104. The first end plate 101 and the second end plate 105 may be formed with shaped flanges that are fixedly secured to opposite ends of the inlet end stud 103, the support stud 104, and the outlet end stud 107. After the entire rotor blade is formed, the first end plate 101 is firmly attached to the turbine rotor upper shroud by bolts, and the second end plate 105 is firmly attached to the turbine rotor lower shroud by bolts. The first rib plate 102 is vertically connected among the intake end pillar 103, the support pillar 104 and the exhaust end pillar 107.
The moving blade framework 1 further comprises a plurality of second rib plates 106, and the second rib plates 106 are vertically connected between the exhaust end vertical columns 107 and the support vertical columns 104. Because the tail part of the moving blade is thinner in size, the capability of bearing the impact strength of wind flow is inferior to that of the air inlet section, and the second rib plate 106 is used for enhancing the strength and the rigidity of the tail part of the moving blade and improving the impact resistance of airflow. Further, the second rib plates 106 are connected between the exhaust end upright 107 and the support upright 104 adjacent to the exhaust end upright 107, the intervals between the adjacent second rib plates 106 are equal, and the intervals between the second rib plates 106 and the adjacent first rib plates 102 are equal.
The skin 3 is an integrated structure formed by an inner end face and an outer end face, the inner end face of the skin 3 is formed by a first straight line portion 301 and a first arc-shaped portion, and the outer end face of the skin 3 is formed by a second straight line portion 309 and a second arc-shaped portion; the first end plate 101 and the second end plate 105 are identical in shape and size and both comprise an inner end surface and an outer end surface to form an integral structure, the inner end surfaces of the first end plate 101 and the second end plate 105 comprise a third straight line portion 1011 and a third arc portion, and the outer end surfaces of the first end plate 101 and the second end plate 105 comprise a fourth straight line portion 1018 and a fourth arc portion; first rib plate 102 is an integral structure formed by an inner end face and an outer end face, the inner end face of first rib plate 102 is formed by fifth straight line portion 1021 and a fifth arc portion, and the outer end face of first rib plate 102 is formed by sixth straight line portion 1028 and a sixth arc portion. The skin 3, the first end plate 101, the second end plate 105, and the first rib 102 in this embodiment are each constructed by connecting one straight portion and a plurality of curved portions.
The diameter of the circle where the first arc-shaped part is located is larger than that of the circle where the third arc-shaped part is located and smaller than that of the circle where the fifth arc-shaped part is located, and the diameter of the circle where the second arc-shaped part is located is smaller than that of the circle where the fourth arc-shaped part is located and larger than that of the circle where the sixth arc-shaped part is located.
Specifically, as shown in fig. 5, the inner end surface of the skin 3 includes a first straight line portion 301 and three first arc portions 302, a second arc portion 303 and a third arc portion 304 with different diameters, which are connected by a tangent line and smoothly transitionally connected to form a first arc portion of the rotor blade; the outer end surface of the blade comprises a second straight line part 309 and five third arc parts 304, fourth arc parts 305, fifth arc parts 306, sixth arc parts 307 and seventh arc parts 308 with different diameters, which are connected by tangent lines in a smooth transition way to form second arc parts of the blade; the skin 3 is an integrated structure formed by an inner end surface and an outer end surface, and specifically comprises the following components: the first straight line part 301 and the second straight line part 309 are connected into an integral structure through an eighth arc part 310 at the end part, the second arc part 303 and the fourth arc part 305 are connected into an integral structure through a third arc part 304, the diameter, the number and the circle center position of each arc part can be adjusted according to actual requirements to change the size structure and the shape of the moving blade, the circle center relative positions of the inner end surface and the outer end surface of the skin 3 are adjusted, and the attack angle between the moving blade and the guide blade in the turbine stator can be adjusted.
Since the first end plate 101 and the second end plate 105 have the same shape and size, the first end plate 101 and the second end plate 105 are both as shown in fig. 6, taking the first end plate 101 as an example, the inner end surface thereof includes a third straight line portion 1011 and third arc portions formed by connecting a ninth arc portion 1012 and a tenth arc portion 1013 having different diameters in a tangential line smooth transition manner, and the third straight line portion 1011 has the same size as the first straight line portion 301, and the ninth arc portion 1012 and the tenth arc portion 1013 have the same center as the first arc portion 302 and the second arc portion 303, respectively, and have diameters smaller than the corresponding arc portions (the specific value may be that the diameters of the ninth arc portion 1012 and the tenth arc portion 1013 are 100mm inward shrinkage of the diameters of the first arc portion 302 and the second arc portion 303, respectively); the outer end surface of the. The straight portions of the inner and outer end faces of the first end plate 101 are also translated, extended and angularly adjusted as required to match the dimensional configuration of the skin 3.
Similarly, the inner end surface of the first rib plate 102 includes a fifth straight line portion 1021 and fifth arc portions 1022 and 1023 of two different diameters, which are formed by connecting the fifth arc portions formed by smooth transition of tangent lines, the fifth straight line portion 1021 is the same as the first straight line portion 301 in size, the fifteenth arc portion 1022 and the sixteenth arc portion 1023 are respectively the same as the centers of circles of the first arc portion 302 and the second arc portion 303, and the diameters of the fifteenth arc portion 1022 and the sixteenth arc portion 1023 are respectively 3-5 mm extensions of the diameters of the first arc portion 302 and the second arc portion 303. The outer end surface of first gusset 102 includes that a sixth straight line portion 1028 and the seventeenth arc portion 1024 that four diameters are different, eighteenth arc portion 1025 nineteenth arc portion 1026 and twentieth arc portion 1027 are formed by connecting the sixth arc portion that tangent line rounding off formed, seventeenth arc portion 1024, eighteenth arc portion 1025 nineteenth arc portion 1026 and twentieth arc portion 1027 respectively with fourth arc portion 305, fifth arc portion 306, sixth arc portion 307, the centre of a circle of seventh arc portion 308 is the same, seventeenth arc portion 1024, eighteenth arc portion 1025 nineteenth arc portion 1026 and twentieth arc portion 1027's diameter is fourth arc portion 305 respectively, fifth arc portion 306, sixth arc portion 307, the diameter of seventh arc portion 308 contracts 3 ~ 5mm inwards. The circle center and the diameter of the arc parts at the two ends of the first rib plate 102 are respectively the same as those of the third arc part 304 and the eighth arc part 310.
The inner end surface and the outer end surface of the second rib plate 106 are respectively composed of a straight line part and an arc part, the size of the straight line part of the inner end surface and the size of the outer end surface are respectively the same as the size of the first straight line part 301 and the size of the second straight line part 309, and the circle center and the diameter of the arc part of the inner end surface and the diameter of the outer end surface are respectively the same as the circle center and the diameter of the fifteenth arc part 1022 and the diameter of the twentieth arc part 1027, namely the size structure of the inner end surface and the outer end surface are consistent. It should be understood that the size and shape of skin 3, first end plate 101, second end plate 105, first rib 102 and second rib 106 may be adjusted accordingly by one skilled in the art according to actual needs.
As shown in fig. 7, the inner edge and the outer edge of the first rib plate 102 are both configured with a plurality of protrusions, and the protrusions are configured with mounting holes for mounting tie bars. The mounting holes in this embodiment may be bolt holes, and the bolt holes of the inner and outer edges are arranged in a one-to-one correspondence.
Wherein, the filling body 2 is a polyurethane filling body or is mixed and filled by resin, wood dust and glass fiber cloth. If the polyurethane filler is selected, the polyurethane filler is prepared by mixing black and white polyurethane agents with certain density according to a certain proportion, then foaming treatment is carried out, the mixture is injected into a cavity in the framework, and the high-strength light filler 2 is solidified, so that the weight of the moving blade is greatly reduced. Other high strength, light weight fillers 2 may also be used, such as: including but not limited to resin, wood chips, and glass cloth (or wire mesh sheet).
Wherein, the covering 3 is prepared by mixing resin, glass fiber reinforced plastic untwisted coarse abrasive cloth, medium-alkali untwisted glass fiber cloth, accelerant and curing agent. Other materials may be used to form the skin 3 according to practical needs, and the present invention is not limited thereto.
The embodiment of the invention also discloses a vertical axis turbine wind power generation device which comprises the moving blade in the embodiment.
The moving blade and the vertical axis turbine wind power generation device provided by the embodiment of the invention adopt the moving blade formed by the moving blade framework 1, the filling body 2 and the skin 3, and have the advantages of light weight, high strength, low manufacturing cost, good dynamic performance, capability of being processed and transported in sections and the like. The vertical axis turbine wind power generation device adopting the moving blade has higher wind energy utilization coefficient, so that the wind power conversion coefficient of the whole machine is positioned at the high position of the wind power generator set; the length of a single moving blade can reach tens of meters or even hundreds of meters, the wind area of the moving blade is greatly increased, so that high power is obtained, and the manufacturing investment and the transportation cost are greatly reduced.
The above-described embodiments of the apparatus are merely illustrative, and the units described as separate parts may or may not be physically separate, and parts displayed as units may or may not be physical units, may be located in one place, or may be distributed on a plurality of network units. Some or all of the modules may be selected according to actual needs to achieve the purpose of the solution of the present embodiment. One of ordinary skill in the art can understand and implement it without inventive effort.
Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (10)
1. A moving blade, characterized by comprising: the movable blade framework comprises a movable blade framework, a filling body and a skin, wherein a plurality of first rib plates are arranged on the surface of the movable blade framework along the width direction and divide the surface of the movable blade framework into a plurality of cavities, the filling body is filled in the cavities, and the skin is wrapped on the outer sides of the movable blade framework and the filling body.
2. The rotor blade according to claim 1, wherein the rotor blade skeleton includes a first end plate, a second end plate, and a plurality of support columns, the plurality of support columns being arranged in parallel in a longitudinal direction, and the first end plate and the second end plate being fixed to both ends of the support columns, respectively.
3. The rotor blade according to claim 2, wherein the rotor blade skeleton further comprises an intake end post and an exhaust end post, both ends of the intake end post being connected to the first end plate and the second end plate, respectively; two ends of the exhaust end upright post are respectively connected to the first end plate and the second end plate; the air inlet end upright post and the air exhaust end upright post are respectively arranged in parallel with the supporting upright post and are respectively arranged at two sides of the supporting upright post.
4. The rotor blade according to claim 3, wherein the rotor blade skeleton further comprises a plurality of second rib plates vertically connected between the exhaust end post and the support post.
5. The rotor blade according to claim 2, wherein the skin is formed as an integral structure from an inner end surface and an outer end surface, the inner end surface of the skin being formed from a first straight portion and a first arc portion, the outer end surface of the skin being formed from a second straight portion and a second arc portion; the first end plate and the second end plate are identical in shape and size and both comprise an inner end surface and an outer end surface to form an integral structure, the inner end surfaces of the first end plate and the second end plate comprise a third straight line part and a third arc-shaped part, and the outer end surfaces of the first end plate and the second end plate comprise a fourth straight line part and a fourth arc-shaped part; the first rib plate is of an integrated structure formed by an inner end face and an outer end face, the inner end face of the first rib plate is formed by a fifth straight line portion and a fifth arc portion, and the outer end face of the first rib plate is formed by a sixth straight line portion and a sixth arc portion.
6. The rotor blade according to claim 5, wherein the diameter of the circle on which the first arc-shaped portion is located is larger than the diameter of the circle on which the third arc-shaped portion is located and smaller than the diameter of the circle on which the fifth arc-shaped portion is located, and the diameter of the circle on which the second arc-shaped portion is located is smaller than the diameter of the circle on which the fourth arc-shaped portion is located and larger than the diameter of the circle on which the sixth arc-shaped portion is located.
7. The rotor blade according to claim 1, wherein the inner and outer edges of the first rib are each configured with a plurality of projections configured with mounting holes for mounting tie bars.
8. The rotor blade according to any one of claims 1 to 7, wherein the filler is a polyurethane filler or a mixture of resin, wood chips and glass cloth.
9. The rotor blade according to any one of claims 1 to 7, wherein the skin is made by mixing a resin, a glass fiber reinforced plastic roving cloth, a medium alkali untwisted glass fiber cloth, an accelerator and a curing agent.
10. A vertical axis turbine wind power plant, characterized by comprising a rotor blade according to any of claims 1 to 9.
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| CN202010859216.9A CN112065658B (en) | 2020-08-24 | 2020-08-24 | Moving blade and vertical axis turbine wind power generation device |
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| CN202010859216.9A CN112065658B (en) | 2020-08-24 | 2020-08-24 | Moving blade and vertical axis turbine wind power generation device |
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Citations (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006046306A (en) * | 2004-08-02 | 2006-02-16 | Akihisa Matsuzono | Windmill for wind power generation, and power generator driving method |
| CN101828030A (en) * | 2007-09-11 | 2010-09-08 | 刀具动力学有限公司 | Wind turbine blade |
| WO2011077545A1 (en) * | 2009-12-25 | 2011-06-30 | 三菱重工業株式会社 | Windmill rotary vane |
| CN102146880A (en) * | 2010-02-08 | 2011-08-10 | 国能风力发电有限公司 | Blade structure of wind wheel for vertical shaft wind-driven generator |
| US20110280708A1 (en) * | 2003-07-24 | 2011-11-17 | Richard Cochrane | Vertical axis wind turbins |
| CN102893023A (en) * | 2010-06-09 | 2013-01-23 | 玉津吉二 | Wind/water turbine with rotational resistance reduced by wind vane blade |
| CN103147936A (en) * | 2013-04-02 | 2013-06-12 | 南京飓能电控自动化设备制造有限公司 | Wind driven generator blade and wind driven generator with same |
| DE102012017863A1 (en) * | 2012-09-06 | 2014-03-06 | Franz Popp | Rotor for converting flow energy of e.g. air stream from natural origin into rotation energy for wind-power plant, has rotor body with blades formed by cladding surface, and vane arranged between blades and extended in direction of rotor |
| KR20140140843A (en) * | 2013-05-30 | 2014-12-10 | 군산대학교산학협력단 | Lift-drag hybrid type blade for vertical axis wind power generator and wind power generator with the same |
| EP2908003A1 (en) * | 2014-02-13 | 2015-08-19 | X-Wind Power Limited | Vertical axis wind turbine rotor and aerofoil |
| CN205190115U (en) * | 2015-11-23 | 2016-04-27 | 上海僖舜莱机电设备制造有限公司 | Vertical axis aerogenerator hybrid type blade |
| US9695801B1 (en) * | 2013-05-08 | 2017-07-04 | David A. Shoffler | Wind turbine |
| JP2018119483A (en) * | 2017-01-26 | 2018-08-02 | 国立大学法人鳥取大学 | Blade and wind turbine using the same |
| WO2019226060A1 (en) * | 2018-05-21 | 2019-11-28 | Abt Accord Spółka Z Ograniczoną Odpowiedzialnością | A turbine blade and a turbine comprising such a blade |
| CN111520281A (en) * | 2020-03-23 | 2020-08-11 | 北京恒聚化工集团有限责任公司 | Variable pitch air door mechanism for vertical axis wind power generation device |
| CN111520280A (en) * | 2020-03-23 | 2020-08-11 | 北京恒聚化工集团有限责任公司 | Ice-breaking wind-collecting mechanism for vertical axis wind power generation device |
-
2020
- 2020-08-24 CN CN202010859216.9A patent/CN112065658B/en active Active
Patent Citations (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20110280708A1 (en) * | 2003-07-24 | 2011-11-17 | Richard Cochrane | Vertical axis wind turbins |
| JP2006046306A (en) * | 2004-08-02 | 2006-02-16 | Akihisa Matsuzono | Windmill for wind power generation, and power generator driving method |
| CN101828030A (en) * | 2007-09-11 | 2010-09-08 | 刀具动力学有限公司 | Wind turbine blade |
| WO2011077545A1 (en) * | 2009-12-25 | 2011-06-30 | 三菱重工業株式会社 | Windmill rotary vane |
| CN102575649A (en) * | 2009-12-25 | 2012-07-11 | 三菱重工业株式会社 | Windmill rotary vane |
| CN102146880A (en) * | 2010-02-08 | 2011-08-10 | 国能风力发电有限公司 | Blade structure of wind wheel for vertical shaft wind-driven generator |
| CN102893023A (en) * | 2010-06-09 | 2013-01-23 | 玉津吉二 | Wind/water turbine with rotational resistance reduced by wind vane blade |
| DE102012017863A1 (en) * | 2012-09-06 | 2014-03-06 | Franz Popp | Rotor for converting flow energy of e.g. air stream from natural origin into rotation energy for wind-power plant, has rotor body with blades formed by cladding surface, and vane arranged between blades and extended in direction of rotor |
| CN103147936A (en) * | 2013-04-02 | 2013-06-12 | 南京飓能电控自动化设备制造有限公司 | Wind driven generator blade and wind driven generator with same |
| US9695801B1 (en) * | 2013-05-08 | 2017-07-04 | David A. Shoffler | Wind turbine |
| KR20140140843A (en) * | 2013-05-30 | 2014-12-10 | 군산대학교산학협력단 | Lift-drag hybrid type blade for vertical axis wind power generator and wind power generator with the same |
| EP2908003A1 (en) * | 2014-02-13 | 2015-08-19 | X-Wind Power Limited | Vertical axis wind turbine rotor and aerofoil |
| CN205190115U (en) * | 2015-11-23 | 2016-04-27 | 上海僖舜莱机电设备制造有限公司 | Vertical axis aerogenerator hybrid type blade |
| JP2018119483A (en) * | 2017-01-26 | 2018-08-02 | 国立大学法人鳥取大学 | Blade and wind turbine using the same |
| WO2019226060A1 (en) * | 2018-05-21 | 2019-11-28 | Abt Accord Spółka Z Ograniczoną Odpowiedzialnością | A turbine blade and a turbine comprising such a blade |
| CN111520281A (en) * | 2020-03-23 | 2020-08-11 | 北京恒聚化工集团有限责任公司 | Variable pitch air door mechanism for vertical axis wind power generation device |
| CN111520280A (en) * | 2020-03-23 | 2020-08-11 | 北京恒聚化工集团有限责任公司 | Ice-breaking wind-collecting mechanism for vertical axis wind power generation device |
Non-Patent Citations (1)
| Title |
|---|
| 郭晓妮: "一种垂直轴风力发电机的结构设计", 《科技资讯》, no. 30, 23 October 2013 (2013-10-23) * |
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