CN102392793A - Energy storing and releasing wind-driven generation system with air as medium - Google Patents
Energy storing and releasing wind-driven generation system with air as medium Download PDFInfo
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- CN102392793A CN102392793A CN2011102154458A CN201110215445A CN102392793A CN 102392793 A CN102392793 A CN 102392793A CN 2011102154458 A CN2011102154458 A CN 2011102154458A CN 201110215445 A CN201110215445 A CN 201110215445A CN 102392793 A CN102392793 A CN 102392793A
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/72—Wind turbines with rotation axis in wind direction
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- 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
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/14—Thermal energy storage
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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
- Y02E70/00—Other energy conversion or management systems reducing GHG emissions
- Y02E70/30—Systems combining energy storage with energy generation of non-fossil origin
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Abstract
The invention discloses an energy storing and releasing wind-driven generation system with air as medium. The system comprises a power transmission system, a potential energy storing system, a heat exchanging system and a control system, wherein residual wind energy can be stored after the use of a generator; the energy not enough for the generator is complemented by the stored energy so as to achieve the stable output of the energy; the energy can be stored in two ways: heat energy storing, and potential energy storing. In the potential energy storing way, the water is utilized as the storing medium to exchange heat with an air compressor and the stored potential energy so as to achieve the storing and releasing of the heat energy; in the potential energy storing way, the air is utilized as the storing medium to store and release the energy produced by air liquefaction and vaporization at critical state by compressing, cooling, heating, and physics the like. The system disclosed by the invention has the benefit effects that: the residual wind energy can be stored after the use of the generator; and the energy not enough for the generator is complemented by the stored energy so as to achieve the stable output of the energy.
Description
Technical field
The present invention relates to technical field of wind power generation, provide a kind of wind energy that makes full use of in the wind-powered electricity generation field, be converted into steady power through native system and directly drive the steadily wind-power generating system of generating of generator as the input energy.
Background technique
Because wind-force receives the restriction of natural condition, it is very unstable as energy input, and in the world more steady as motive force input power generating equipment fitness for purpose at present.At present, existing in the world wind-powered electricity generation is in wind energy, to extract portion of energy as motive force, can not utilize wind energy to greatest extent.
In addition, utilize the energy storage device of air generating just air compression to be stored, the gas holder volume is excessive, and heat-energy losses is big, has reduced energy conversion efficiency.
Summary of the invention
The purpose of this invention is to provide a kind of is the energy storage of medium, the wind-power generating system that discharges with the air, and it is through surpassing the energy storage that generator needs with wind energy, is lower than generator and need reaches energy by the energy storage compensation and steadily export; Adopt the dual mode energy storage, a kind of is thermal energy storage; A kind of is that potential energy stores.The heat energy energy storage is to utilize water as storage medium, carries out heat exchange with air compressor, potential energy storage, reaches the storage and the release of heat energy.It is to utilize air as storage medium that potential energy stores, and under threshold state, energy storage and release is carried out in air liquefaction, vaporization through physical phenomenons such as compression, cooling, heating.
For realizing above-mentioned purpose, the present invention takes following technological scheme:
A kind of is the energy storage of medium, the wind-power generating system that discharges with the air, and it comprises: dynamic transfer system, potential energy stocking system, heat-exchange system, control system;
Described dynamic transfer system comprises: air vane PTO, air compressor, heat exchanger, high temperature gas holder, steamer, generator; This air vane PTO connects air compressor through pto; Kinetic energy is passed to air compressor, and the air compressor compression gets into heat exchanger through the air that air cleaner purified through tracheae, gets into one-way valve through tracheae output again; The one-way valve gas outlet tube connects the high temperature gas holder; Through air compressed, through doing work in the entering of the gas after the pressure maintaining valve voltage stabilizing steamer, steamer flows to generator with steady power in the high temperature gas holder;
Described potential energy stocking system comprises: high temperature gas holder, insulation casing, low temperature liquid container; This low temperature liquid container is arranged in the insulation casing; Forming through one-way valve and high temperature gas holder into and out of tracheae of this low temperature liquid container is connected in series; On the low temperature liquid container, be connected with the exhaust pressure-limit valve,, in the high temperature gas holder He in the low temperature liquid container, be respectively arranged with heat exchanger being incubated the exhaust port that is provided with on the casing with atmosphere; The turnover water pipe of two heat exchangers is connected to form and is connected in series; The outlet pipe of heat insulation trough connects with the water pipe that is connected of two heat exchanger one ends through stop valve, one-way valve, and the intake pipe of heat insulation trough connects with the water pipe that is connected of two heat exchanger the other ends through one-way valve, and the turnover water pipe of formation heat insulation trough and the turnover water pipe of two heat exchangers form and be connected in parallel;
Described heat-exchange system comprises: heat insulation trough, heat exchanger; In heat exchanger, be provided with heat exchanger; The inlet tube and outlet tube at these heat exchanger two ends is connected with heat insulation trough, air compressor respectively; Be connected water pipe between heat insulation trough and the air compressor, form heat insulation trough, air compressor and be connected with heat exchanger formation series circulation heat exchange in the heat exchanger; The heat that air compressor pressurized air produces; Make the water temperature rise storage heat energy in the heat insulation trough through the heat exchanger in the heat exchanger; Through opening stop valve; With heat exchanger in the input of the water in the heat insulation trough low temperature liquid container and the heat exchanger in the high temperature gas holder, cooling discharges heat energy, has formed heat exchange;
Described control system comprises: the one-way valve that is connected on the tracheae between heat exchanger and the high temperature gas holder; The pressure maintaining valve that is connected on the tracheae between high temperature gas holder and the steamer; The one-way valve that is connected on the circulating pipe between high temperature gas holder and the low temperature liquid container; The one-way valve that is connected on the water pipe between the stop valve, the one-way valve that are connected on the water pipe between two heat exchangers parallel connection, one end in heat insulation trough water outlet and low temperature liquid container, the high temperature gas holder, heat insulation trough water inlet and the parallelly connected the other end of two heat exchangers in low temperature liquid container, the high temperature gas holder.
Be connected with drain valve through tracheae between the one-way valve waterexit end of the parallelly connected end intake pipe of two heat exchangers in high temperature gas holder and low temperature liquid container, high temperature gas holder.
Be connected with air cleaner on the described air compressor.
The invention has the beneficial effects as follows:, be lower than generator and need reach energy by the energy storage compensation and steadily export through wind energy being surpassed the energy storage that generator needs.
Description of drawings
Fig. 1 is a schematic representation of the present invention.
Drawing reference numeral:
1-air vane PTO; The 2-air cleaner; The 3-air compressor;
The 4-heat insulation trough; The 5-heat exchanger; The 6-heat exchanger; The 7-one-way valve;
8-high temperature gas holder; The 9-pressure maintaining valve; The 10-steamer; The 11-generator;
The 12-one-way valve; The 13-exhaust port; 14-is incubated cavity; The 15-pressure-limit valve;
The 16-heat exchanger; The 17-heat exchanger; 18-low temperature liquid container; The 19-one-way valve;
The 20-drain valve; The 21-one-way valve; The 22-one-way valve; The 23-stop valve.
Embodiment
Referring to shown in Figure 1: a kind of is the energy storage of medium, the wind-power generating system that discharges with the air, and it comprises: dynamic transfer system, potential energy stocking system, heat-exchange system, control system;
Described dynamic transfer system comprises: air vane PTO 1, air compressor 3, heat exchanger 6, high temperature gas holder 8, steamer 10, generator 11; This air vane PTO 1 connects air compressor 3 through pto; Kinetic energy is passed to air compressor 3, and air compressor 3 compressions get into heat exchanger 6 through the air that air cleaner 2 purified through tracheae, get into one-way valve 7 through tracheae output again; One-way valve 7 gas outlet tubes connect high temperature gas holder 8; Through air compressed, get into acting in the steamer 10 through the gas after pressure maintaining valve 9 voltage stabilizings in the high temperature gas holder 8, steamer 10 flows to generator 11 with steady power;
Steamer 10 is power equipments of a kind of traditional piston rod, and pressurized gas through promoting piston drivening rod, flywheel output rotatory force, are driven engine operation.
Described potential energy stocking system comprises: high temperature liquid container 8, insulation casing 14, low temperature liquid container 18; This low temperature liquid container 18 is arranged in the insulation casing 14; Forming through one-way valve 19,12 and high temperature gas holder 8 into and out of tracheae of this low temperature liquid container 18 is connected in series; On low temperature liquid container 18, be connected with exhaust pressure-limit valve 15; On insulation casing 14, be provided with exhaust port 13 with atmosphere; The turnover water pipe that in high temperature gas holder 8 and in the low temperature liquid container 18, is respectively arranged with 17,16, two heat exchangers 17,16 of heat exchanger is connected to form and is connected in series, and the outlet pipe of heat insulation trough 4 connects with the water pipe that is connected of two heat exchanger one ends through stop valve 24, one-way valve 21; The intake pipe of heat insulation trough 4 connects with the water pipe that is connected of two heat exchanger the other ends through one-way valve 23, forms the turnover water pipe of heat insulation trough 4 and the turnover water pipe formation of two heat exchangers and is connected in parallel;
Described heat-exchange system comprises: heat insulation trough 4, heat exchanger 6; In heat exchanger 6, be provided with heat exchanger 5; The inlet tube and outlet tube at these heat exchanger 5 two ends is connected with heat insulation trough 4, air compressor 3 respectively; Be connected water pipe between heat insulation trough 4 and the air compressor 3, form heat insulation trough 4, air compressor 3 and be connected with heat exchangers 5 formation series circulation heat exchange in the heat exchanger 6; The heat that air compressor 3 pressurized air produce; Make the water temperature rise storage heat energy in the heat insulation trough 4 through the heat exchanger 5 in the heat exchanger 6; Through opening stop valve 24; With heat exchanger 16 in the input of the water in the heat insulation trough 4 low temperature liquid container 18 and the heat exchanger 17 in the high temperature gas holder, cooling discharges heat energy, has formed heat exchange;
Described control system comprises: the one-way valve 7 that is connected on the tracheae between heat exchanger and the high temperature gas holder; The pressure maintaining valve 9 that is connected on the tracheae between high temperature gas holder and the steamer; The one-way valve 19,12 that is connected on the circulating pipe between high temperature gas holder and the low temperature liquid container; The one-way valve 23 that is connected on the water pipe between the stop valve 24, the one-way valve 21 that are connected on the water pipe between two heat exchangers parallel connection, one end in heat insulation trough water outlet and low temperature liquid container, the high temperature gas holder, heat insulation trough water inlet and the parallelly connected the other end of two heat exchangers in low temperature liquid container, the high temperature gas holder.
Be connected with drain valve through tracheae between the one-way valve waterexit end of the parallelly connected end intake pipe of two heat exchangers in high temperature gas holder and low temperature liquid container, high temperature gas holder.
Be connected with air cleaner on the described air compressor.
During use; Air cleaner 2 will be removed the air of water vapour and carbon dioxide and solid particulate matter and supply with air compressor 3; Air compressor 3 arrives air compression more than the critical pressure of air; Compressed air gets into the high temperature gas holder through heat exchanger 6, one-way valve 7, through one-way valve 19, gets into the low temperature liquid container; When the pressure in the low temperature liquid container 18 is higher than the pressure that pressure-limit valve 15 sets (be the intake of air compressor 3 greater than 10 energy requirements of steamer time); Air is discharged in the insulation casing 14 through pressure-limit valve 15, is communicated with nature because insulation casing 14 connects exhaust port 13, and the pressure that therefore is incubated in the casing 14 is a barometric pressure; Pressurized gas swelling heat absorption in the time of in the pressurized gas in the low temperature liquid container 18 are discharged to insulation casing 14; The insulation casing is with extraneous heat insulation, and the required heat energy of pressurized gas expansion can only lean on low temperature liquid container 18 to supply with, and the temperature of low temperature liquid container is reduced; Move in circles like this; Temperature in the low temperature liquid container is reduced to below the critical temperature, and the gas in the low temperature liquid container begins liquefaction, has reduced compressed-air actuated storage volume.And when the intake of air compressor 3 during less than steamer institute energy requirement; Stop valve 24 is opened; Hot water in the heat insulation trough 4 rises the gas temperature in high temperature gas holder 8, the low temperature liquid container 18 through heat exchanger 16, heat exchanger 17; Liquid gas in the low temperature liquid container begins vaporization, discharges pressurized gas and supplies with steamer.Steamer does not receive the influence of the instability input of air vane PTO 1 with the work of stable and continuous.
Heat-exchange system of the present invention: be to constitute by heat insulation trough 4, heat exchanger 5, heat exchanger 16, heat exchanger 17, one-way valve 21, one-way valve 23, stop valve 24; Heat insulation trough 4 absorbs the heat that air compressor 3 pressurized air produce through heat exchanger 5, through water temperature rise storage heat energy; Unlatching through stop valve 24 is injected heat exchanger 16, heat exchanger 17 cooling release heat energy with water, has formed heat exchange.
Control system of the present invention: constitute by one-way valve 7, pressure maintaining valve 9, one-way valve 12, pressure-limit valve 15, one-way valve 19, drain valve 20, stop valve 24, one-way valve 23, one-way valve 21; Wherein one-way valve 7, one-way valve 12, one-way valve 19, pressure maintaining valve 9 are controlled airflow directions, one-way valve 21, one-way valve 23 controlled water flow directions.After stop valve 24 was closed, drain valve 20 was opened, and the gas in the high temperature gas holder 8 can pass through drain valve 20, and the water emptying with in heat exchanger 16, the heat exchanger 17 prevents heat exchanger bursting by freezing.The pressure held stationary of steamer is led in pressure maintaining valve 9 controls.When the intake of air compressor during less than the energy requirement of steamer stop valve 24 open, otherwise close.
Claims (3)
1. one kind is the energy storage of medium, the wind-power generating system that discharges with the air, it is characterized in that it comprises: dynamic transfer system, potential energy stocking system, heat-exchange system, control system;
Described dynamic transfer system comprises: air vane PTO, air compressor, heat exchanger, high temperature gas holder, steamer, generator; This air vane PTO connects air compressor through pto; Kinetic energy is passed to air compressor, and the air compressor compression gets into heat exchanger through the air that air cleaner purified through tracheae, gets into one-way valve through tracheae output again; The one-way valve gas outlet tube connects the high temperature gas holder; Through air compressed, through doing work in the entering of the gas after the pressure maintaining valve voltage stabilizing steamer, steamer flows to generator with steady power in the high temperature gas holder;
Described potential energy stocking system comprises: high temperature gas holder, insulation casing, low temperature liquid container; This low temperature liquid container is arranged in the insulation casing; Forming through one-way valve and high temperature gas holder into and out of tracheae of this low temperature liquid container is connected in series; On the low temperature liquid container, be connected with the exhaust pressure-limit valve,, in the high temperature gas holder He in the low temperature liquid container, be respectively arranged with heat exchanger being incubated the exhaust port that is provided with on the casing with atmosphere; The turnover water pipe of two heat exchangers is connected to form and is connected in series; The outlet pipe of heat insulation trough connects with the water pipe that is connected of two heat exchanger one ends through stop valve, one-way valve, and the intake pipe of heat insulation trough connects with the water pipe that is connected of two heat exchanger the other ends through one-way valve, and the turnover water pipe of formation heat insulation trough and the turnover water pipe of two heat exchangers form and be connected in parallel;
Described heat-exchange system comprises: heat insulation trough, heat exchanger; In heat exchanger, be provided with heat exchanger; The inlet tube and outlet tube at these heat exchanger two ends is connected with heat insulation trough, air compressor respectively; Be connected water pipe between heat insulation trough and the air compressor, form heat insulation trough, air compressor and be connected with heat exchanger formation series circulation heat exchange in the heat exchanger; The heat that air compressor pressurized air produces; Make the water temperature rise storage heat energy in the heat insulation trough through the heat exchanger in the heat exchanger; Through opening stop valve; With heat exchanger in the input of the water in the heat insulation trough low temperature liquid container and the heat exchanger in the high temperature gas holder, cooling discharges heat energy, has formed heat exchange;
Described control system comprises: the one-way valve that is connected on the tracheae between heat exchanger and the high temperature gas holder; The pressure maintaining valve that is connected on the tracheae between high temperature gas holder and the steamer; The one-way valve that is connected on the circulating pipe between high temperature gas holder and the low temperature liquid container; The one-way valve that is connected on the water pipe between the stop valve, the one-way valve that are connected on the water pipe between two heat exchangers parallel connection, one end in heat insulation trough water outlet and low temperature liquid container, the high temperature gas holder, heat insulation trough water inlet and the parallelly connected the other end of two heat exchangers in low temperature liquid container, the high temperature gas holder.
2. according to claim 1 is the energy storage of medium, the wind-power generating system that discharges with the air, it is characterized in that: be connected with drain valve through tracheae between the one-way valve waterexit end of the parallelly connected end intake pipe of two heat exchangers in high temperature gas holder and low temperature liquid container, high temperature gas holder.
3. according to claim 1 and 2 is the energy storage of medium, the wind-power generating system that discharges with the air, it is characterized in that: be connected with air cleaner on the described air compressor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011102154458A CN102392793B (en) | 2011-07-29 | 2011-07-29 | Energy storing and releasing wind-driven generation system with air as medium |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011102154458A CN102392793B (en) | 2011-07-29 | 2011-07-29 | Energy storing and releasing wind-driven generation system with air as medium |
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| CN102392793A true CN102392793A (en) | 2012-03-28 |
| CN102392793B CN102392793B (en) | 2013-11-27 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2011102154458A Expired - Fee Related CN102392793B (en) | 2011-07-29 | 2011-07-29 | Energy storing and releasing wind-driven generation system with air as medium |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102661175A (en) * | 2012-05-17 | 2012-09-12 | 西安交通大学 | Compressed air energy storage system |
| CN103925162A (en) * | 2014-05-08 | 2014-07-16 | 赵素中 | Airflow generating device |
| CN106285784A (en) * | 2016-08-30 | 2017-01-04 | 武汉理工大学 | There is the compressed air engine of energy-storage system |
| CN108799002A (en) * | 2017-05-01 | 2018-11-13 | 李启飞 | Wind drives the hot energy storage peak shaving formula wind generator system of mangneto |
| CN109942178A (en) * | 2019-04-13 | 2019-06-28 | 安徽盛世新能源材料科技有限公司 | A kind of calender pressure roller refrigerating device inside |
| CN110513249A (en) * | 2019-09-06 | 2019-11-29 | 杭州德飙新能源科技有限公司 | A kind of wind generator system of adaptive rate |
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| GR1003653B (en) * | 2000-06-16 | 2001-08-30 | Κωσταρεσαδημητριοσα | Wind energy production |
| CN201705575U (en) * | 2010-06-17 | 2011-01-12 | 王正德 | Energy-storage type wind power generating system |
| DE202009016644U1 (en) * | 2009-12-08 | 2011-04-21 | Evers, Heinz | Energy storage system |
| JP2011089492A (en) * | 2009-10-23 | 2011-05-06 | Nippon Eco Solutions Inc | Wind turbine generator |
| WO2011054169A1 (en) * | 2009-11-09 | 2011-05-12 | 中国科学院工程热物理研究所 | Supercritical air energy storage system |
-
2011
- 2011-07-29 CN CN2011102154458A patent/CN102392793B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GR1003653B (en) * | 2000-06-16 | 2001-08-30 | Κωσταρεσαδημητριοσα | Wind energy production |
| JP2011089492A (en) * | 2009-10-23 | 2011-05-06 | Nippon Eco Solutions Inc | Wind turbine generator |
| WO2011054169A1 (en) * | 2009-11-09 | 2011-05-12 | 中国科学院工程热物理研究所 | Supercritical air energy storage system |
| DE202009016644U1 (en) * | 2009-12-08 | 2011-04-21 | Evers, Heinz | Energy storage system |
| CN201705575U (en) * | 2010-06-17 | 2011-01-12 | 王正德 | Energy-storage type wind power generating system |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102661175A (en) * | 2012-05-17 | 2012-09-12 | 西安交通大学 | Compressed air energy storage system |
| CN103925162A (en) * | 2014-05-08 | 2014-07-16 | 赵素中 | Airflow generating device |
| CN103925162B (en) * | 2014-05-08 | 2016-08-24 | 赵素中 | Gas flow generating device |
| CN106285784A (en) * | 2016-08-30 | 2017-01-04 | 武汉理工大学 | There is the compressed air engine of energy-storage system |
| CN108799002A (en) * | 2017-05-01 | 2018-11-13 | 李启飞 | Wind drives the hot energy storage peak shaving formula wind generator system of mangneto |
| CN109942178A (en) * | 2019-04-13 | 2019-06-28 | 安徽盛世新能源材料科技有限公司 | A kind of calender pressure roller refrigerating device inside |
| CN110513249A (en) * | 2019-09-06 | 2019-11-29 | 杭州德飙新能源科技有限公司 | A kind of wind generator system of adaptive rate |
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| CN102392793B (en) | 2013-11-27 |
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