WO2013120327A1 - 风力发电设备 - Google Patents
风力发电设备 Download PDFInfo
- Publication number
- WO2013120327A1 WO2013120327A1 PCT/CN2012/075689 CN2012075689W WO2013120327A1 WO 2013120327 A1 WO2013120327 A1 WO 2013120327A1 CN 2012075689 W CN2012075689 W CN 2012075689W WO 2013120327 A1 WO2013120327 A1 WO 2013120327A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- stator
- ring
- fixed
- annular
- rotor
- Prior art date
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Images
Classifications
-
- 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
- F03D9/00—Adaptations of wind motors for special use; Combinations of wind motors with apparatus driven thereby; Wind motors specially adapted for installation in particular locations
- F03D9/20—Wind motors characterised by the driven apparatus
- F03D9/25—Wind motors characterised by the driven apparatus the apparatus being an electrical generator
-
- 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
- F03D13/00—Assembly, mounting or commissioning of wind motors; Arrangements specially adapted for transporting wind motor components
- F03D13/20—Arrangements for mounting or supporting wind motors; Masts or towers for wind motors
-
- 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
- F03D15/00—Transmission of mechanical power
- F03D15/20—Gearless transmission, i.e. direct-drive
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K21/00—Synchronous motors having permanent magnets; Synchronous generators having permanent magnets
- H02K21/12—Synchronous motors having permanent magnets; Synchronous generators having permanent magnets with stationary armatures and rotating magnets
- H02K21/14—Synchronous motors having permanent magnets; Synchronous generators having permanent magnets with stationary armatures and rotating magnets with magnets rotating within the armatures
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K21/00—Synchronous motors having permanent magnets; Synchronous generators having permanent magnets
- H02K21/12—Synchronous motors having permanent magnets; Synchronous generators having permanent magnets with stationary armatures and rotating magnets
- H02K21/22—Synchronous motors having permanent magnets; Synchronous generators having permanent magnets with stationary armatures and rotating magnets with magnets rotating around the armatures, e.g. flywheel magnetos
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
- H02K7/18—Structural association of electric generators with mechanical driving motors, e.g. with turbines
- H02K7/1807—Rotary generators
- H02K7/1823—Rotary generators structurally associated with turbines or similar engines
- H02K7/183—Rotary generators structurally associated with turbines or similar engines wherein the turbine is a wind turbine
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05B—INDEXING SCHEME RELATING TO WIND, SPRING, WEIGHT, INERTIA OR LIKE MOTORS, TO MACHINES OR ENGINES FOR LIQUIDS COVERED BY SUBCLASSES F03B, F03D AND F03G
- F05B2220/00—Application
- F05B2220/70—Application in combination with
- F05B2220/706—Application in combination with an electrical generator
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K2201/00—Specific aspects not provided for in the other groups of this subclass relating to the magnetic circuits
- H02K2201/15—Sectional machines
-
- 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
-
- 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
- Y02E10/728—Onshore wind turbines
Definitions
- the invention relates to a wind power generation device and belongs to the technical field of manufacturing and manufacturing wind power generation equipment.
- Wind resources are inexhaustible. Wind power generation can reduce environmental pollution and save conventional energy such as coal and oil.
- the wind power technology is mature, and the cost is relatively low in renewable energy, which has broad development prospects.
- Wind power technology can be applied flexibly. It can be operated on the grid or independently from the network. It can also be combined with other energy technologies to form a power generation system.
- the existing wind turbines transmit torque between the blades and the rotor through the rotating shaft or the gear mechanism, and usually require a higher wind speed to start, generally 3.5 m/s, and the application is limited.
- the object of the present invention is to provide a wind power generation device with a low starting wind speed and a limited application occasion, which solves the need for a high wind speed existing in the existing wind power generator to start, generally 3.5 m/s, and its application occasion Limitations and other issues.
- the above technical object of the present invention is mainly solved by the following technical solution: it comprises a support rod, an annular hood housing is fixed on the support rod, and a stator assembly is mounted and fixed in the annular hood housing, the stator
- the assembly includes an annular stator mounting plate on which the inner stator ring and the outer stator ring are concentrically distributed, and the inner stator ring is composed of a plurality of inner stators evenly spaced in a circumferential direction, the outer stator
- the stator ring is composed of a plurality of outer stators uniformly distributed in the circumferential direction, and an annular track is formed between the inner stator ring and the outer stator ring, and the rotor assembly is coaxial with the stator assembly and pivotally connected to the support rod, the total rotor
- the rotor holder is composed of a rotor uniformly distributed on the circumference of the rotor holder, and the rotor holder is composed of a fixing frame outer ring and a
- a blade is fixed on the blade fixing member
- the rotor is axially convexly fixed on the outer ring of the fixing frame
- the magnet steel of the rotor is located in the inner stator ring
- the invention directly fixes the rotor on the outer ring of the fixed frame, so that the magnetic steel and the wind blade rotate synchronously, so that only a minimum wind speed can be started, and the minimum starting wind speed is only 0.2 m/s, and the application range is very wide, and the utility model can be applied.
- the invention adopts a plurality of inner stators to form an inner stator ring and a plurality of outer stators to form an outer stator ring, and an annular track is formed between the inner stator ring and the outer stator ring for the rotor to operate, so that the wind can be fully driven The wind energy of the leaf turns into electricity and the conversion efficiency is high.
- the wind blade is composed of a plurality of segment air leaf units from the outer ring of the fixing frame to the inner ring of the fixing frame, and the plurality of air leaf units are gradually widened from the outer ring of the fixing frame to the inner ring of the fixing frame, so that the rotor can be made
- the assembly is applied as evenly as possible from the outer ring of the fixed frame to the inner ring of the fixed frame to make the equipment run more smoothly.
- the angle between the blade unit of the plurality of blade units adjacent to the outer ring of the fixed frame and the axis of the rotor holder is smaller than the angle between the blade unit of the inner ring of the fixed frame and the axis of the rotor holder and is outside the fixed frame.
- the inner ring of the ring is gradually increased, so that the wind can be utilized radially from the outside to the inside of the rotor assembly, so that the starting wind speed of the present invention can be further reduced.
- the rear end edge of the annular hood outer casing is provided with two left and right symmetrically distributed tail fins extending rearward and outward from the edge of the annular hood outer casing, and the cross-section of the empennage is curved.
- the tail fin is disposed at the rear end of the hood outer casing to automatically adjust the direction of the rotor assembly so that the rotor assembly always faces the direction of the wind; and the tail fin extends rearward and outward from the edge of the annular hood outer shell, the tail fin
- the curved cross-section of the sheet allows the wind to more easily adjust the direction of the rotor assembly through the action of the tail.
- the upper end of the support rod is fixed with a cross type support frame, and the rear end surface of the annular stator mounting plate is fixed with the cross type support frame, so that the stator assembly can be reliably mounted and fixed.
- the front end of the annular hood housing forms an annular frustum
- the outer ring of the rotor holder is located on the rear side of the annular frustum.
- the front end of the annular hood outer casing forms an annular frustum surface, which on the one hand can play a waterproof effect on the rotor, on the other hand, it can play a role of gathering wind, so that the wind can concentrate on the wind blade.
- the inner stator and the outer stator each comprise a flat box body and a cover body, and the box body and the cover body are sealedly connected, and the coil body and the winding body are arranged in the sealed cavity formed by the box body and the cover body.
- a coil winding on the coil bobbin, a first lug and a second lug are respectively formed on the casing and the cover body, and the first lug and the second lug are jointly formed for the inner stator or the outer stator
- the stator mounting plate mounting portion is provided with a circuit board connected to the coil winding on a side where the mounting portion is mated with the stator mounting plate.
- the coil bobbin and the coil winding are disposed in the sealed box body and the cover body to protect the coil winding, and the box body and the cover body are fixed by ultrasonic welding; when the inner stator or the outer stator is in the stator mounting board After the upper fixing, the circuit connection between the stator and the stator mounting plate can be realized, and the assembly is very convenient.
- a reinforcing rib is disposed between the first lug and the casing, so that the reliability of the connection between the mounting portion and the casing can be improved, thereby enhancing the reliable installation of the stator on the stator mounting plate.
- the invention has the characteristics of low starting wind speed and limited application occasions.
- Figure 1 is a schematic front perspective view of the present invention
- Figure 2 is a schematic perspective view of a rear side of the present invention.
- Figure 3 is a front elevational view of the present invention.
- Figure 4 is a view taken along line A-A of Figure 3;
- Figure 5 is a perspective view showing a three-dimensional structure of the stator assembly of the present invention.
- Figure 6 is a schematic structural view of the inner stator and the outer stator of the present invention.
- Figure 7 is a front view showing the structure of the rotor assembly of the present invention.
- Figure 8 is a side elevational view showing the rotor assembly of the present invention.
- Fig. 9 is an enlarged schematic view showing a portion B of Fig. 5.
- annular hood housing 22 is fixed on the support rod 21, and the front end of the annular hood housing 22 forms an annular frustum surface 23, and the rear end edge of the annular hood housing 22 is provided.
- a stator assembly 25 is mounted and fixed in the annular hood outer casing 22. As shown in FIG.
- the stator assembly includes an annular stator mounting plate 26, and the upper end of the support rod 1 is fixed with a cross-shaped support frame 46, and the rear of the annular stator mounting plate 26 The end faces are fixed to the cross-shaped support frame 46.
- the annular stator mounting plate 26 is fixed with a concentrically distributed inner stator ring 27 and an outer stator ring 28, and the inner stator ring 27 is composed of 68 inner stators 29 uniformly spaced in the circumferential direction, and the outer stator ring is evenly distributed by 68 circumferential directions.
- the outer stator 30 is formed, and an annular rail 31 is formed between the inner stator ring 27 and the outer stator ring 28. As shown in FIG.
- the inner stator and the outer stator each include a flat box body 32 and a cover body 33, and the box body 32
- the cover body 33 is connected by ultrasonic welding, and the sealed cavity formed by the box body 32 and the cover body 33 is provided with a coil bobbin and a coil winding (not shown) wound around the bobbin.
- a first lug 34 and a second lug 35 are formed on the cover body, and a reinforcing rib 43 is disposed between the first lug 34 and the casing 32.
- the first lug 34 and the second lug 35 are formed together for the inner stator or the outer stator and the stator mounting plate mounting portion 36, and a circuit board connected to the coil winding is disposed on a side of the mounting portion that mates with the stator mounting plate ( Not shown in the figure).
- the rotor assembly 37 is coaxial with the stator assembly 25 and pivotally coupled to the support rod 1, as shown in Figures 7 and 8, the rotor assembly is comprised of a rotor
- the fixing frame 38 is composed of six rotors 39 uniformly spaced on the circumference of the rotor fixing frame, and the rotor fixing frame 38 is composed of a fixing frame outer ring 40 and a fixing frame inner ring 41, and the fixing frame outer ring 40 and the fixing frame inner ring 41 There are 15 spoke-type blade fixing members 42 between them.
- Fig. 1 Fig. 2, Fig. 3 and Fig.
- the rotor 39 is axially convexly fixed on the outer ring of the fixing frame and the magnetic body of the rotor.
- the steel 45 is located in the annular track between the inner stator ring and the outer stator ring (see FIG. 9), and the blade 44 is fixed with the blade 44, and each blade is fixed from the outer ring of the fixed frame to the inner ring of the fixed frame.
- the segment vane units 441, 442 and 443 are formed, and the vane units 441, 442 and 443 are gradually widened from the outer ring of the fixing frame to the inner ring of the fixing frame, that is, the width of the vane unit 442 is larger than the width of the vane unit 441, and the vane
- the width of the unit 443 is greater than the width of the vane unit 442, and the retainer outer ring 40 of the rotor mount is located on the rear side of the annular frustum surface 23, and the vane units 441, 44
- the angle between the blade unit 441 near the outer ring of the fixed frame and the axis of the rotor holder in 2 and 443 is smaller than the angle between the blade unit 443 of the inner ring of the fixed frame and the axis of the rotor holder, and the outer ring of the fixed frame is fixed to the fixed frame.
- the inner ring gradually increases.
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Wind Motors (AREA)
- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
Abstract
Description
Claims (8)
- 一种风力发电设备,包括一支撑杆,其特征在于所述支撑杆上固定有环形风罩外壳,所述环形风罩外壳内安装固定有定子总成,所述定子总成包括一环形定子安装板,所述环形定子安装板上固定有同心分布的内定子圈和外定子圈,所述内定子圈由若干个圆周方向均匀间隔分布的内定子组成,所述外定子圈由若干个圆周方向均匀分布的外定子组成,在内定子圈和外定子圈之间形成环形轨道,转子总成与定子总成同轴且枢轴连接在支撑杆上,所述转子总成由转子固定架和均匀间隔分布在转子固定架圆周上的转子构成,所述转子固定架由固定架外圈和固定架内圈构成,在固定架外圈和固定架内圈之间设有若干辐条式结构的风叶固定件,风叶固定件上固定有风叶,转子呈轴向凸出地固定在固定架外圈上且转子的磁钢位于内定子圈和外定子圈之间的环形轨道内。
- 根据权利要求1所述的风力发电设备,其特征在于所述风叶自固定架外圈到固定架内圈由若干段风叶单元构成,所述若干段风叶单元自固定架外圈向固定架内圈逐渐边宽。
- 根据权利要求2所述的风力发电设备,其特征在于所述若干风叶单元中靠近固定架外圈的风叶单元与转子固定架轴线的夹角小于靠近固定架内圈的风叶单元与转子固定架轴线的夹角且自固定架外圈向固定架内圈逐渐增大。
- 根据权利要求1或2或3所述的风力发电设备,其特征在于所述环形风罩外壳的后端边缘设有两个左右对称分布的尾翼片,所述尾翼片自环形风罩外壳边缘向后并向外延伸,尾翼片的横截面呈弧形。
- 根据权利要求1或2或3所述的风力发电设备,其特征在于所述支撑杆上端固定有十字型支撑架,所述环形定子安装板的后端面与十字型支撑架固定。
- 根据权利要求1或2或3所述的风力发电设备,其特征在于所述环形风罩的前端形成环形锥台面,所述转子固定架的固定架外圈位于所述环形锥台面的后侧。
- 根据权利要求1或2或3所述的风力发电设备,其特征在于所述内定子和外定子均包括一个扁平状的盒体和盖体,盒体和盖体之间密封连接,盒体和盖体构成的密封空腔内设有线圈骨架和绕设在线圈骨架上的线圈绕组,盒体上和盖体上分别形成有第一凸耳和第二凸耳,所述第一凸耳和第二凸耳共同形成为用于内定子或外定子与定子安装板安装部,在安装部与定子安装板配合的一侧设有与线圈绕组连接的电路板。
- 根据权利要求8所述的风力发电设备,其特征在于所述第一凸耳与盒体之间设有加强肋板。
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020137010310A KR101464354B1 (ko) | 2012-05-18 | 2012-05-18 | 풍력발전설비 |
PCT/CN2012/075689 WO2013120327A1 (zh) | 2012-05-18 | 2012-05-18 | 风力发电设备 |
AU2012318255A AU2012318255B2 (en) | 2012-05-18 | 2012-05-18 | Wind power generation equipment |
US13/879,390 US9018790B2 (en) | 2012-05-18 | 2012-05-18 | Wind power generation equipment |
MYPI2013001242A MY167519A (en) | 2012-05-18 | 2012-05-18 | Wind power generation equipment |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/CN2012/075689 WO2013120327A1 (zh) | 2012-05-18 | 2012-05-18 | 风力发电设备 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2013120327A1 true WO2013120327A1 (zh) | 2013-08-22 |
Family
ID=48983546
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/CN2012/075689 WO2013120327A1 (zh) | 2012-05-18 | 2012-05-18 | 风力发电设备 |
Country Status (5)
Country | Link |
---|---|
US (1) | US9018790B2 (zh) |
KR (1) | KR101464354B1 (zh) |
AU (1) | AU2012318255B2 (zh) |
MY (1) | MY167519A (zh) |
WO (1) | WO2013120327A1 (zh) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113153641A (zh) * | 2021-04-28 | 2021-07-23 | 东莞市天下华风科技有限公司 | 内定子外转子风叶轮合一体式风力发电机 |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR3016755B1 (fr) * | 2014-01-17 | 2017-11-24 | Save Ingenierie | Procede de gestion d'une machine electromagnetique permettant la modification de la topologie d'un circuit d'induits de ladite machine |
EP3780343A1 (en) * | 2019-08-13 | 2021-02-17 | Siemens Gamesa Renewable Energy A/S | Stator for an electric generator for a wind turbine |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2011085075A (ja) * | 2009-10-15 | 2011-04-28 | Metawater Co Ltd | 煙突設置型発電装置及び発電装置取付け構造 |
CN202040008U (zh) * | 2011-04-12 | 2011-11-16 | 上海鑫永电机科技有限公司 | 基于风力的发电装置 |
CN102322404A (zh) * | 2011-05-31 | 2012-01-18 | 欣达重工股份有限公司 | 双电机直驱式风力发电机 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1125783A (en) * | 1913-09-24 | 1915-01-19 | Harry F Waters | Electric power plant. |
GB0306075D0 (en) * | 2003-03-18 | 2003-04-23 | Renewable Devices Ltd | Wind turbine |
JP5134629B2 (ja) * | 2007-11-19 | 2013-01-30 | 三菱重工業株式会社 | 風車翼およびこれを用いる風力発電装置 |
US8178987B2 (en) * | 2009-05-20 | 2012-05-15 | E-Net, Llc | Wind turbine |
-
2012
- 2012-05-18 WO PCT/CN2012/075689 patent/WO2013120327A1/zh active Application Filing
- 2012-05-18 AU AU2012318255A patent/AU2012318255B2/en not_active Ceased
- 2012-05-18 US US13/879,390 patent/US9018790B2/en not_active Expired - Fee Related
- 2012-05-18 KR KR1020137010310A patent/KR101464354B1/ko active IP Right Grant
- 2012-05-18 MY MYPI2013001242A patent/MY167519A/en unknown
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2011085075A (ja) * | 2009-10-15 | 2011-04-28 | Metawater Co Ltd | 煙突設置型発電装置及び発電装置取付け構造 |
CN202040008U (zh) * | 2011-04-12 | 2011-11-16 | 上海鑫永电机科技有限公司 | 基于风力的发电装置 |
CN102322404A (zh) * | 2011-05-31 | 2012-01-18 | 欣达重工股份有限公司 | 双电机直驱式风力发电机 |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113153641A (zh) * | 2021-04-28 | 2021-07-23 | 东莞市天下华风科技有限公司 | 内定子外转子风叶轮合一体式风力发电机 |
Also Published As
Publication number | Publication date |
---|---|
US9018790B2 (en) | 2015-04-28 |
MY167519A (en) | 2018-09-04 |
AU2012318255B2 (en) | 2015-01-22 |
KR101464354B1 (ko) | 2014-11-21 |
US20130307275A1 (en) | 2013-11-21 |
KR20130100315A (ko) | 2013-09-10 |
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