CN110131104B - Wind energy conversion device of wind driven generator and wind driven generator set - Google Patents
Wind energy conversion device of wind driven generator and wind driven generator set Download PDFInfo
- Publication number
- CN110131104B CN110131104B CN201810103938.4A CN201810103938A CN110131104B CN 110131104 B CN110131104 B CN 110131104B CN 201810103938 A CN201810103938 A CN 201810103938A CN 110131104 B CN110131104 B CN 110131104B
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- energy
- main shaft
- generator
- conversion device
- energy conversion
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- 238000006243 chemical reaction Methods 0.000 title claims abstract description 51
- 230000001105 regulatory effect Effects 0.000 claims description 10
- 238000010248 power generation Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000003750 conditioning effect Effects 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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
- F03D3/04—Wind motors with rotation axis substantially perpendicular to the air flow entering the rotor having stationary wind-guiding means, e.g. with shrouds or channels
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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
-
- 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
- F03D7/00—Controlling wind motors
- F03D7/06—Controlling wind motors the wind motors having rotation axis substantially perpendicular to the air flow entering the rotor
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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
- 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
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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 invention provides a wind energy conversion device of a wind driven generator and a wind generating set, wherein the wind energy conversion device of the wind driven generator comprises: the wind energy conversion device of the wind driven generator can be arranged at an outer duct airflow outlet of the double-duct vertical axis wind driven generator, is used for acquiring and converting wind energy, and can be used for adjusting wind energy conversion rate.
Description
Technical Field
The invention relates to the technical field of wind power generation, in particular to a wind energy conversion device of a wind generating set and the wind generating set.
Background
With the development of wind power generation technology and the appearance of a double-bypass vertical axis wind power generator, in order to improve the power generation efficiency of the wind power generator and reduce the manufacturing cost of equipment, the invention can effectively improve the wind energy utilization rate of the wind power generator, reduce the manufacturing cost and improve the generated energy.
Disclosure of Invention
The invention aims to provide a wind energy conversion device of a wind driven generator and a wind driven generator set, which solve the problems of complex structure and low wind energy utilization rate of the existing wind driven generator set.
In one aspect of an embodiment of the present invention, there is provided a wind energy conversion device of a wind power generator, including: the wind energy conversion device of the wind driven generator consists of an energy conversion device, an energy adjustment device and a main shaft.
The energy conversion device is used for converting energy generated by airflow flowing into mechanical energy or electric energy, and consists of an impeller or an impeller and a generator; the energy conversion device is arranged in the energy regulating device and can absorb energy generated by radial airflow and axial airflow; when the impeller absorbs energy generated by radial airflow and axial airflow, the impeller rotates together with the main shaft, the energy is transmitted to the generator through the main shaft, and a bearing is arranged at a position which rotates relatively to the main shaft; when the impeller absorbs energy generated by radial airflow and axial airflow, the impeller drives the generator rotor and the main shaft to generate relative rotation so as to generate electric energy, and the bearing is arranged at the position where the generator rotor and the main shaft generate relative rotation, so that the generator and the gearbox are not arranged in the double-bypass vertical axis wind turbine.
The energy adjusting device is used for adjusting the airflow flow entering the energy conversion device so as to control the energy output rate of the energy conversion device; the energy adjusting device is of a hollow cylinder structure, a plurality of guide vanes are arranged on the side face of the energy adjusting device, the lower bottom face of the energy adjusting device is of a closed structure, air flow can not flow out from the lower bottom face of the energy adjusting device, and air flow can flow out from the upper bottom face of the energy adjusting device; the guide vane can rotate around a guide vane shaft, and the rotation of the guide vane can adjust the airflow rate entering the energy adjusting device.
The main shaft is located on the central axis of the energy adjusting device, the energy conversion device is installed on the main shaft, and the main shaft is connected with the energy adjusting device through a bearing or directly connected with the energy adjusting device.
Description of the drawings:
the invention will be better understood from the following description of specific embodiments thereof, taken in conjunction with the accompanying drawings, in which: other features, objects and advantages of the present invention will become more apparent upon reading the following detailed description of non-limiting embodiments, taken in conjunction with the accompanying drawings, in which like or similar reference characters designate like or similar features.
FIG. 1 is a front view and a plan view of a wind energy conversion device of a wind power generator
FIG. 2 is a schematic diagram illustrating installation of a wind energy conversion device of a wind power generator and a sectional view of the relevant parts
In fig. 1-2:
101. An inner duct; 102. an outer duct airflow inlet; 103. an outer duct; 104. an outer duct housing; 105. an inner duct airflow inlet; 106. a generator compartment; 107. an outer duct airflow outlet; 108. an air flow control valve; 109. an outlet port for the passage air; 201. An energy adjustment device; 202. a guide vane; 203. an energy conversion device; 204. a main shaft; 205. the lower bottom surface of the energy adjusting device; 206. a guide vane shaft; 207. an energy conditioning device airflow inlet; 208. an upper bottom surface of the energy adjusting device.
The specific embodiment is as follows:
Features and exemplary embodiments of various aspects of the invention are described in detail below. In the following detailed description, numerous specific details are set forth in order to provide a thorough understanding of the invention. It will be apparent, however, to one skilled in the art that the present invention may be practiced without some of these specific details. The following description of the embodiments is merely intended to provide a better understanding of the invention by showing examples of the invention. The present invention is in no way limited to any particular configuration and algorithm set forth below, but rather covers any modification, substitution, and improvement of elements, components, and algorithms without departing from the spirit of the invention. In the drawings and the following description, well-known structures and techniques have not been shown in order to avoid unnecessarily obscuring the present invention.
Example embodiments will now be described more fully with reference to the accompanying drawings. However, the illustrated embodiments may be embodied in many forms and should not be construed as limited to the embodiments set forth herein; rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the concept of the example embodiments to those skilled in the art. In the drawings, the thickness of regions and layers may be exaggerated for clarity. The same reference numerals in the drawings denote the same or similar structures, and thus detailed descriptions thereof will be omitted.
Furthermore, the described features, structures, or characteristics may be combined in any suitable manner in one or more embodiments. In the following description, numerous specific details are provided to give a thorough understanding of embodiments of the invention. One skilled in the relevant art will recognize, however, that the inventive aspects may be practiced without one or more of the specific details, or with other methods, components, materials, etc. In other instances, well-known structures, materials, or operations are not shown or described in detail to avoid obscuring the main technical idea of the invention.
In the description of the present invention, it should also be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; may be directly connected or indirectly connected through an intermediate medium. The specific meaning of the above terms in the present invention can be understood as appropriate by those of ordinary skill in the art.
As shown in fig. 1-2, a wind energy conversion device of a wind power generator according to an embodiment of the present invention includes:
The wind energy conversion device of the wind driven generator consists of an energy conversion device 203, an energy adjustment device 201 and a main shaft 204.
The energy conversion device 203 is used for converting energy generated by airflow into mechanical energy or electric energy, and the energy conversion device 203 consists of an impeller or consists of an impeller and a generator; the energy conversion device 203 is installed inside the energy modulation device 201, and can absorb energy generated by radial airflow and axial airflow; when the energy conversion device 203 consists of an impeller, the main shaft 204 is connected with the impeller, the main shaft 204 and the impeller cannot rotate relatively, and when the impeller absorbs energy generated by radial airflow and axial airflow, the impeller rotates together with the main shaft 204 and transmits the energy to a generator through the main shaft 204, and a bearing is arranged at a position which rotates relatively to the main shaft 204; when the energy conversion device 203 is composed of an impeller and a generator, the main shaft 204 is connected with the generator stator, the main shaft 204 and the generator stator cannot rotate relatively, the generator rotor is connected with the impeller, the generator rotor and the impeller cannot rotate relatively, after the impeller absorbs energy generated by radial airflow and axial airflow, the impeller can drive the generator rotor and the main shaft 204 to rotate relatively so as to generate electric energy, and a bearing is arranged at the position where the generator rotor and the main shaft 204 rotate relatively.
An energy regulating device 201 for regulating the flow of air into the energy conversion device 203, thereby controlling the energy output rate of the energy conversion device 203; the energy adjusting device 201 is of a hollow cylinder structure, a plurality of guide vanes 202 are arranged on the side face of the energy adjusting device 201, the lower bottom surface 205 of the energy adjusting device is of a closed structure, air flow can not flow out from the lower bottom surface 205 of the energy adjusting device, and air flow can flow out from the upper bottom surface 208 of the energy adjusting device; the guide vane 202 may rotate about the guide vane shaft 206, and the rotation of the guide vane 202 may adjust the airflow rate into the energy modulation device 201.
The main shaft 204 is located on the central axis of the energy adjusting device 201, the energy conversion device 203 is mounted on the main shaft 204, and the main shaft 204 is connected with the energy adjusting device 201 through a bearing or directly connected with the energy adjusting device 201.
The wind energy conversion device of the wind driven generator provided by the embodiment of the invention can be arranged at the inner outer duct airflow outlet 107 of the double-duct vertical axis wind driven generator, and the specific working mode is as follows:
The air flow enters the outer duct through the outer duct air flow inlet 102, flows out of the outer duct air flow outlet 107, enters the energy regulating device through the guide vane 202 on the energy regulating device 201, can control the work and stop of the energy conversion device 203 by opening and closing the guide vane 202, can regulate the energy conversion rate of the energy conversion device 203 by regulating the opening amplitude of the guide vane 202, and can drive the energy conversion device 203 to work to generate mechanical energy or electric energy after entering the energy conversion device 203 through the guide vane 202, the air flow flows out of the upper bottom surface 208 of the energy regulating device after passing through the energy conversion device 203 and then enters the air flow control valve 108, and the air flow flows out of the air flow control valve 108, enters the inner duct through the inner duct air flow inlet 105 and then flows out of the inner duct air flow outlet 109.
Claims (4)
1. An external duct airflow outlet (107) for a wind power generator wind power conversion device installed inside a double-duct vertical axis wind power generator, the double duct including an external duct and an internal duct, comprising: an energy conversion device (203), an energy adjustment device (201) and a main shaft (204); the energy conversion device (203) is arranged inside the energy adjustment device (201) and can absorb energy generated by radial airflow and axial airflow and convert the energy into mechanical energy or electric energy; the energy adjusting device (201) is of a hollow cylinder structure, the side surface of the energy adjusting device is composed of a plurality of guide vanes (202), the lower bottom surface (205) of the energy adjusting device is in a closed state, air flow cannot pass through the energy adjusting device, and the air flow can pass through the upper bottom surface (208) of the energy adjusting device; the main shaft (204) is positioned on the central axis of the energy regulating device (201), the energy conversion device (203) is arranged on the main shaft (204), and the main shaft (204) is connected with the energy regulating device (201) through a bearing or is directly connected with the energy regulating device (201); the energy conversion device (203) consists of an impeller or of an impeller and a generator;
When the energy conversion device (203) is composed of an impeller and a generator, the main shaft (204) is connected with the generator stator, the main shaft (204) and the generator stator cannot rotate relatively, the generator rotor is connected with the impeller, the generator rotor and the impeller cannot rotate relatively, after the impeller absorbs energy generated by radial airflow and axial airflow, the impeller can drive the generator rotor and the main shaft (204) to rotate relatively so that the generator generates electric energy, and a bearing is arranged at the position where the generator rotor and the main shaft (204) rotate relatively, and the generator and a gear box are not arranged inside the double-bypass vertical axis wind driven generator.
2. A wind energy conversion device of a wind power generator as claimed in claim 1, wherein:
the energy conversion device (203) is used for converting energy generated by airflow into mechanical energy or electric energy; the energy conversion device (203) is arranged inside the energy adjustment device (201) and can absorb energy generated by radial airflow and axial airflow; when the energy conversion device (203) consists of impellers, the main shaft (204) is connected with the impellers, the main shaft (204) and the impellers cannot rotate relatively, and when the impellers absorb energy generated by radial airflow and axial airflow, the impellers rotate together with the main shaft (204) and transmit the energy to a generator through the main shaft (204), and a bearing is arranged at a position which rotates relatively to the main shaft (204).
3. A wind energy conversion device of a wind power generator as claimed in claim 1, wherein:
-said energy modulation means (201) for modulating the air flow entering said energy conversion means (203) so as to control the energy output rate of said energy conversion means (203); the energy adjusting device (201) is of a hollow cylinder structure, a plurality of guide vanes (202) are arranged on the side face of the energy adjusting device (201), the lower bottom face (205) of the energy adjusting device is of a closed structure, air flow can not flow out from the lower bottom face (205) of the energy adjusting device, and air flow can flow out from the upper bottom face (208) of the energy adjusting device; the guide vane (202) can rotate around a guide vane shaft (206), and the rotation of the guide vane (202) can adjust the airflow rate entering the energy adjusting device (201).
4. A wind power plant, characterized in that it comprises a wind power conversion device of a wind power generator according to any of claims 1-3.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810103938.4A CN110131104B (en) | 2018-02-02 | 2018-02-02 | Wind energy conversion device of wind driven generator and wind driven generator set |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810103938.4A CN110131104B (en) | 2018-02-02 | 2018-02-02 | Wind energy conversion device of wind driven generator and wind driven generator set |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110131104A CN110131104A (en) | 2019-08-16 |
| CN110131104B true CN110131104B (en) | 2024-05-03 |
Family
ID=67567027
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810103938.4A Active CN110131104B (en) | 2018-02-02 | 2018-02-02 | Wind energy conversion device of wind driven generator and wind driven generator set |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110131104B (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101463801A (en) * | 2009-01-08 | 2009-06-24 | 彭坚宁 | Airflow power generation system and method |
| CN102052255A (en) * | 2010-12-31 | 2011-05-11 | 北京恒聚化工集团有限责任公司 | Impact type wind-driven generating device |
| CN103939279A (en) * | 2014-04-30 | 2014-07-23 | 哈尔滨工业大学 | Double-duct horizontal shaft breeze wind turbine |
| CN105649883A (en) * | 2016-03-11 | 2016-06-08 | 广州华新科实业有限公司 | Wind power coupling balanced power generating method and system assisted by heat energy wind generation |
| CN207761879U (en) * | 2017-12-03 | 2018-08-24 | 甘肃慧风节能有限公司 | A kind of double duct vertical axis aerogenerators |
| CN207813825U (en) * | 2018-02-02 | 2018-09-04 | 甘肃慧风节能有限公司 | Wind-driven generator wind energy converter and wind power generating set |
| CN109869276A (en) * | 2017-12-03 | 2019-06-11 | 甘肃慧风节能有限公司 | A kind of double duct vertical axis aerogenerators |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9938963B2 (en) * | 2012-12-29 | 2018-04-10 | Spar Energy Llc | Power generation from atmospheric air pressure |
-
2018
- 2018-02-02 CN CN201810103938.4A patent/CN110131104B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101463801A (en) * | 2009-01-08 | 2009-06-24 | 彭坚宁 | Airflow power generation system and method |
| CN102052255A (en) * | 2010-12-31 | 2011-05-11 | 北京恒聚化工集团有限责任公司 | Impact type wind-driven generating device |
| WO2012088740A1 (en) * | 2010-12-31 | 2012-07-05 | 北京恒聚化工集团有限责任公司 | Impact type wind-driven power generating device |
| CN103939279A (en) * | 2014-04-30 | 2014-07-23 | 哈尔滨工业大学 | Double-duct horizontal shaft breeze wind turbine |
| CN105649883A (en) * | 2016-03-11 | 2016-06-08 | 广州华新科实业有限公司 | Wind power coupling balanced power generating method and system assisted by heat energy wind generation |
| CN207761879U (en) * | 2017-12-03 | 2018-08-24 | 甘肃慧风节能有限公司 | A kind of double duct vertical axis aerogenerators |
| CN109869276A (en) * | 2017-12-03 | 2019-06-11 | 甘肃慧风节能有限公司 | A kind of double duct vertical axis aerogenerators |
| CN207813825U (en) * | 2018-02-02 | 2018-09-04 | 甘肃慧风节能有限公司 | Wind-driven generator wind energy converter and wind power generating set |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110131104A (en) | 2019-08-16 |
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Address after: 308-1, Floor 3, Building 2, Yincheng INC Center Keya Project, No. 59, Tianyuan West Road, Jiangning District, Nanjing City, Jiangsu Province, 211100 (Jiangning Development Zone) Applicant after: Nanjing Huifeng New Energy Technology Co.,Ltd. Address before: 736103 East Street, Hedong Township, Guazhou County, Jiuquan City, Gansu Province Applicant before: GANSU HUIFENG ENERGY SAVING Co.,Ltd. |
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