CN202690327U - Compressed air energy storage type wind power generator - Google Patents
Compressed air energy storage type wind power generator Download PDFInfo
- Publication number
- CN202690327U CN202690327U CN2012203121095U CN201220312109U CN202690327U CN 202690327 U CN202690327 U CN 202690327U CN 2012203121095 U CN2012203121095 U CN 2012203121095U CN 201220312109 U CN201220312109 U CN 201220312109U CN 202690327 U CN202690327 U CN 202690327U
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- Prior art keywords
- air
- energy storage
- power generator
- wind power
- vertical axis
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- Expired - Fee Related
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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
Abstract
The utility model provides a compressed air energy storage type wind power generator which is used for improving power supply stability. The technical scheme is that the compressed air energy storage type wind power generator comprises a vertical shaft wind power generator, an air storage tank, an air compressor, an exhaust pipe and a controller. An exhaust port of the air compressor is connected with an air inlet of the air storage tank through an air inlet valve, the exhaust pipe is vertically installed on the side portion of an H-shaped wind wheel of the vertical shaft wind power generator and connected with an air outlet of the air storage tank through an air outlet valve, a plurality of nozzles corresponding to blades of the H-shaped wind wheel are arranged on the exhaust pipe, rotating speed signals output by a tachymeter of the vertical shaft wind power generator are connected the input end of the controller, and the air inlet valve of the air storage tank, the air outlet valve of the air storage tank and the control end of a power contactor of the air compressor are respectively connected with different output ends of the controller. The air storage tank and the wind power generator are combined together organically, and power supply stability and continuity of the vertical shaft wind power generator are improved greatly.
Description
Technical field
The utility model relate to a kind of can be in the larger situation of wind speed excursion to the wind-driven generator of load stable power-supplying, belong to technical field of power generation.
Background technique
Vertical axis aerogenerator has that to start wind speed low, energy conversion efficiency is high, need not wind direction regulating device, electromechanical equipment can be installed in ground, the advantages such as maintaining is convenient, and friction, noiseless during the blade high speed operation of this blower fan, minimum on the impact of human and environment, required installation and operation space is less, is particularly useful for the place that ecological environment frailty area, narrow space place and personnel often come in and go out.Yet wind energy is a kind of very unsettled energy, (is called rated wind speed) when wind speed is suitable, and the electric energy of vertical axis aerogenerator output is just for load (this state is called rated condition); When wind speed was less than rated wind speed, the electric energy that wind-driven generator is exported was not enough to for load, and its output voltage reduces, the load cisco unity malfunction, but when wind speed was greater than rated wind speed, the electric energy of wind-driven generator output was superfluous, can cause again the waste of energy.Therefore, the stability and the continuity that how to improve vertical axis aerogenerator power supply are the difficult problems that the relevant technologies personnel face always.
The model utility content
The purpose of this utility model is to overcome the deficiencies in the prior art, a kind of compressed-air energy storage formula wind-driven generator is provided, to improve stability and the continuity of vertical axis aerogenerator power supply.
Problem described in the utility model realizes with following technical proposals:
A kind of compressed-air energy storage formula wind-driven generator, comprise vertical axis aerogenerator in the formation, gas holder, air compressor, outlet pipe and controller, the relief opening of described air compressor is connected with the suction port of gas holder through suction valve, described outlet pipe vertically is installed on the H type wind wheel sidepiece of vertical axis aerogenerator and is connected with the air outlet of gas holder by gas outlet valve, be provided with a plurality of nozzles corresponding with the blade of H type wind wheel at outlet pipe, the tach signal of the tachometer output of vertical axis aerogenerator connects the input end of controller, the suction valve of gas holder, the control end of the power contactor of gas outlet valve and air compressor connects respectively the different output terminals of controller.
Above-mentioned compressed-air energy storage formula wind-driven generator, described gas holder can be arranged on the base inside of vertical axis aerogenerator.
Above-mentioned compressed-air energy storage formula wind-driven generator, described outlet pipe arranges 3～5, and they evenly distribute around the H of vertical axis aerogenerator type wind wheel.
Above-mentioned compressed-air energy storage formula wind-driven generator, the tangent line angle of the axis of described nozzle and the H of this place type wind wheel blade running orbit are 3～10 degree.
Above-mentioned compressed-air energy storage formula wind-driven generator, the generator of described vertical axis aerogenerator is dc permanent magnetic generator.
The utility model organically combines caisson and wind-driven generator, when wind speed during greater than rated wind speed, utilize air compressor to inflate to gas holder, the form of unnecessary electric energy with air compressing potential energy stored, when wind speed during less than rated wind speed, utilize the impeller of nozzle direction wind-driven generator jet, impeller is rotated with rated speed, again convert air compressing potential energy to electric energy for load, so just greatly improved stability and the continuity of wind turbine power supply.
Description of drawings
Below in conjunction with accompanying drawing the utility model is further specified.
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the structural representation of nozzle;
Fig. 3 is the blowing direction schematic representation of nozzle;
Fig. 4 is nozzle mounting point schematic representation.
Each label is among the figure: 1, blade; 2, outlet pipe; 3, gas holder; 4, air compressor; 5, controller; 6, tachometer; 7, generator; 8, inverter circuit; 9, load; 10, gas outlet valve; 11, suction valve; 12, contactor; 13, nozzle; 14, base.
Embodiment
Referring to Fig. 1, the utility model mainly is comprised of vertical axis aerogenerator, gas holder 3, air compressor 4, outlet pipe 2 and controller 5, and wherein, vertical axis aerogenerator is comprised of generator 7 and H type wind wheel.
The sectional shape of the blade 1 of H type wind wheel as shown in Figure 3; Nozzle 13 and outlet pipe 2 are connected by thread seal, and the internal surface of nozzle 13 is streamlined (see figure 2); The capacity of gas holder 3 determines that according to the wind power generating set size its inner minimum air pressure should remain on about 12～13MPa, the highest maximum that does not exceed gas holder 3 and valve; Air compressor 4 utilizes unnecessary electric energy that air is pressed in the gas holder 3 and stores; Controller 5 is the intelligent control parts, and rotating speed is c when supposing the dc permanent magnetic generator output rated voltage, and the blower fan actual speed is v, and the control function of controller 5 is as follows:
1. work as v〉c, gas outlet valve 10 cuts out, and suction valve 11 is opened, and air compressor 4 starts;
2. as v＜c, suction valve 11 cuts out, and air compressor 4 is out of service, and according to v, c speed difference size adjustment gas outlet valve 10 gas outputs size, v is less, and gas outlet valve 10 openings are larger;
3. work as v=c, gas outlet valve 10, suction valve 11 are closed, and air compressor 4 is stopped transport;
Tachometer 6 is used for surveying rotation speed of fan v, and the electrical signal of its output is passed to controller 5; Generator 7 adopts dc permanent magnetic generator; The dc inverter that inverter circuit 8 is used for generator 7 outputs is Ac, for load 9; Gas outlet valve 10 can adopt the one-way throttle valve of automatic control, makes the gas can only one-way flow, and the size that can regulate air-flow; Suction valve 11 can adopt one-way cock; Outlet pipe 2 utilizes tripod to be fixed on blade 1 next door of H type wind wheel.
H type wind wheel among Fig. 1 only has three blades 1, and the quantity of blade 1 can increase during implementation, and the quantity of Fig. 4 Leaf 1 is 8.
Referring to Fig. 3, the tangent line angle of the axis of nozzle 13 and the H of this place type wind wheel blade running orbit is 3～10 degree degree, and experiment shows that the torque that such angle H type wind wheel obtains is larger.
Fig. 4 is nozzle mounting point schematic representation, has provided the situation of four outlet pipes 2 among the figure.Use independent gas holder 3 among Fig. 1, also gas holder 3 can have been made base 14, to reduce floor space, reduced manufacture cost.
Working principle:
(being called rated wind speed) when wind speed is suitable can directly be converted to 220V with direct current that permanent magnet generator is sent out by inverter circuit, and the 50Hz Ac is then for normal load (this state is called rated condition).When wind speed during greater than rated wind speed, before dc inverter, access air compressor, utilize multiple electric energy that air is pressed into gas holder 3, and the output voltage of generator remain voltage rating.But when wind speed hour, the terminal voltage of wind-driven generator reduces, can not output rated voltage, this moment pressurized air is discharged (amount of release is determined by wind speed at that time), the pressurized air of discharging directly blows H type wind wheel, so that the rotating speed of wind turbine maintains rated speed, the voltage of wind turbine output is constant, and it is stable that the output of inverter circuit also keeps.
The utility model adopts permanent magnet generator, is easy to a minute press operation, makes energy can carry out easily the portioning utilization.
Claims (5)
1. a compressed-air energy storage formula wind-driven generator is characterized in that, it comprises vertical axis aerogenerator, gas holder (3), air compressor (4), outlet pipe (2) and controller (5); The relief opening of described air compressor (4) is connected through the suction port of suction valve (11) with gas holder (3), described outlet pipe (2) vertically is installed on the H type wind wheel sidepiece of vertical axis aerogenerator and is connected with the air outlet of gas holder (3) by gas outlet valve (10), is provided with a plurality of nozzles (13) corresponding with the blade (1) of H type wind wheel at outlet pipe (2); The tach signal of the tachometer of vertical axis aerogenerator (6) output connects the input end of controller (5), and the control end of the power contactor (12) of the suction valve (11) of gas holder (3), gas outlet valve (10) and air compressor (4) connects respectively the different output terminals of controller (5).
2. described compressed-air energy storage formula wind-driven generator according to claim 1 is characterized in that described gas holder (3) can be arranged on base (14) inside of vertical axis aerogenerator.
3. described compressed-air energy storage formula wind-driven generator according to claim 1 and 2 is characterized in that described outlet pipe (2) arranges 3～5, and they evenly distribute around the H of vertical axis aerogenerator type wind wheel.
4. described compressed-air energy storage formula wind-driven generator according to claim 3 is characterized in that, the tangent line angle of the axis of described nozzle (13) and the H of this place type wind wheel blade (1) running orbit is 3～10 degree.
5. described compressed-air energy storage formula wind-driven generator according to claim 4 is characterized in that the generator of described vertical axis aerogenerator (7) is dc permanent magnetic generator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012203121095U CN202690327U (en) | 2012-06-30 | 2012-06-30 | Compressed air energy storage type wind power generator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012203121095U CN202690327U (en) | 2012-06-30 | 2012-06-30 | Compressed air energy storage type wind power generator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202690327U true CN202690327U (en) | 2013-01-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012203121095U Expired - Fee Related CN202690327U (en) | 2012-06-30 | 2012-06-30 | Compressed air energy storage type wind power generator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202690327U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106351804A (en) * | 2016-11-29 | 2017-01-25 | 湖南工程学院 | Wind field simulation device with energy recovery function |
| CN106640524A (en) * | 2015-10-28 | 2017-05-10 | 许少君 | Aerodynamic power generation device provided with multiple self-provided start-up power sources |
| WO2017114223A1 (en) * | 2015-12-31 | 2017-07-06 | Xudong Liu | Wind-water-light-magnetism-air five-energy integrated power generation device |
| CN114508387A (en) * | 2021-12-16 | 2022-05-17 | 严强 | Compressed gas pipeline power generation device |
-
2012
- 2012-06-30 CN CN2012203121095U patent/CN202690327U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106640524A (en) * | 2015-10-28 | 2017-05-10 | 许少君 | Aerodynamic power generation device provided with multiple self-provided start-up power sources |
| WO2017114223A1 (en) * | 2015-12-31 | 2017-07-06 | Xudong Liu | Wind-water-light-magnetism-air five-energy integrated power generation device |
| CN106351804A (en) * | 2016-11-29 | 2017-01-25 | 湖南工程学院 | Wind field simulation device with energy recovery function |
| CN106351804B (en) * | 2016-11-29 | 2019-03-15 | 湖南工程学院 | Simulation of wind device with energy recovery function |
| CN114508387A (en) * | 2021-12-16 | 2022-05-17 | 严强 | Compressed gas pipeline power generation device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130123 Termination date: 20130630 |