CN101514691A - Method for storing energy by compressing air with water pressure generated in mine - Google Patents
Method for storing energy by compressing air with water pressure generated in mine Download PDFInfo
- Publication number
- CN101514691A CN101514691A CNA2008100338012A CN200810033801A CN101514691A CN 101514691 A CN101514691 A CN 101514691A CN A2008100338012 A CNA2008100338012 A CN A2008100338012A CN 200810033801 A CN200810033801 A CN 200810033801A CN 101514691 A CN101514691 A CN 101514691A
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- China
- Prior art keywords
- mine
- airbag
- caes
- water pressure
- water
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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
-
- 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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- Other Liquid Machine Or Engine Such As Wave Power Use (AREA)
Abstract
The invention provides a method for storing energy by compressing air with water pressure generated in a mine, which comprises the following steps that: waterproof treatment of the mine is performed to fill up the mine with water; and after the mine is filled with water to generate a water pressure at the bottom of the mine, an air bag made of waterproof and airtight material is placed in the water at the bottom of the mine, wherein the air bag is provided with an air pipe; and compressed air produced by an air compressor enters the air bag through the air pipe to store energy. When energy is needed, the water pressure at the bottom of the min extrudes the compressed air out of the air bag and the compressed air in the air bag releases energy through the air pipe. The method for storing energy by compressing air can ensure the stable pressure of the compressed air for providing high-quality energy and improve energy utilization efficiency, and is small in investment and quick in effect.
Description
Technical field
The present invention relates to a kind of method of utilizing pressurized air to carry out accumulation of energy, particularly relate to the method that a kind of water pressure of utilizing mine to produce is carried out Caes.
Background technique
Reach when thermal power plant power supply in the late into the night is more than needed in wind-power electricity generation, wave, tidal power generation, energy need be stored, utilizing pressurized air to carry out accumulation of energy is a kind of method commonly used.Patent Office of the People's Republic of China is in the invention of application number 200410022747.3 denominations of invention " utilizing the Caes plant of abandoned mine " of 2005.12.14 bulletin, a kind of method of utilizing the pressurized air storing energy is disclosed, though this method has also reached the purpose of storing energy, but there is the shortcoming of pressure transient in this method, the energy poor quality of release.Increasing along with to energy requirement presses for a kind of Caes method that can keep the pressure stability that discharges.
Summary of the invention
The objective of the invention is to solve the shortcoming that exists in the existing Caes technology, provide a kind of water pressure of utilizing mine to produce to carry out the method for Caes, utilize method provided by the present invention to carry out Caes, can keep compressed-air actuated pressure stability when releasing energy.
For this reason, the invention provides a kind of water pressure of utilizing mine to produce and carry out the method for Caes, comprise air compressor, mine, at first mine being carried out water-proofing treating makes the mine the inside be full of water, the mine the inside produces hydraulic pressure to the mine bottom after being full of water, to be positioned in the water of bottom of mine by having airbag that waterproof trapping performance materials makes, in order to prevent airbag to be floated owing to buoyancy of water, described airbag is fixed on the bottom, dispose pneumatic tube on the described airbag, the pressurized air that air compressor produces enters in the airbag by gas inlet tube, reaches the purpose of accumulation of energy; When the needs energy, because the mine bottom exists hydraulic pressure, hydraulic pressure pushes out with the pressurized air in the airbag, and the pressurized air in the airbag releases energy by pneumatic tube output.
Carry out in the method for Caes in the water pressure that another kind provided by the invention utilizes mine to produce, in order to guarantee the water level of mine the inside, waterproof bag is installed on the borehole wall of mine is carried out waterproof, mounting type can be taked waterproof bag made with the basis that is shaped as of mine inwall and make a sack, and the water of mine the inside is stored in water bag.Damage when guaranteeing that airbag is not compressed air expansion simultaneously, the shape of described airbag is identical with the mine bottom, the pressure that pressurized air produced just has been passed in the water like this, and airbag just plays the compressed-air actuated effect of isolating, and airbag itself does not need to bear high pressure.In order to guarantee the Security of airbag, described airbag can be placed in steel wire shrouds, the profile that described steel wire shrouds is identical with the mine bottom, and described airbag shrouds by elastic rope with steel wire and links to each other, and steel wire shrouds and is fixed in the mine.
Carry out in the method for Caes in the water pressure that another kind provided by the invention utilizes mine to produce, in order to guarantee the effect of accumulation of energy, described airbag has thermal insulation layer.
Carry out in the method for Caes in the water pressure that another kind provided by the invention utilizes mine to produce, described airbag is a rubber material.In order to strengthen the intensity of airbag, the skin of described airbag is made up of the textile material with shellproof anti-cutting function; And can on described airbag, press the distribution of longitude and latitude shape the high strength hawser is installed; Also can make the superficies of described airbag is metallic thin film.
Carry out in the method for Caes in the water pressure that another kind provided by the invention utilizes mine to produce,, on the described airbag Safety valve is installed in order to guarantee the safety of airbag.When the pressure of air surpass airbag bear pressure the time, Safety valve is reported to the police and pressure release simultaneously automatically, closes automatically again when pressure reaches safety requirement.Because airbag communicates with pneumatic tube, also Safety valve can be installed on the pneumatic tube.
Carry out in the method for Caes in the water pressure that another kind provided by the invention utilizes mine to produce, described airbag has one or more, and each airbag can be independently, also to may be partitioned into a plurality of independently airbags; Also can communicate with each other; A plurality of airbags can be to keep flat separately, also can overlappedly place each other.Adopt this kind mode to avoid because the damage of one of them airbag causes the damage of total system, reduce and damage the loss that causes.
The method that the water pressure of utilizing mine to produce provided by the invention is carried out Caes is compared with existing method and is had the following advantages:
1. the compressed-air actuated pressure that method provided by the present invention produced is in steady state all the time, has improved compressed-air actuated quality, helps improving energy utilization ratio;
2. the present invention has made full use of particularly abandoned mine of mine;
3. the present invention is when discharging pressurized air, and hydraulic pressure makes smaller volume with the airbag extruding, and the residual gas in the airbag is reduced, and has reduced dead volume, and the volume of airbag is fully utilized.
Below by accompanying drawing, embodiments of the invention are described, can be expressly understood more that the present invention conceives really.
Description of drawings
Accompanying drawing is embodiment's schematic representation that the method that adopts a kind of water pressure of utilizing mine to produce of the present invention to carry out Caes is carried out.
Embodiment
With reference to accompanying drawing, accompanying drawing is embodiment's schematic representation that the method that adopts a kind of water pressure of utilizing mine to produce of the present invention to carry out Caes is carried out: the inwall in the bottom of mine 3 has been installed waterproof bag 5 for 4 li, at waterproof bag 5 and then be full of well water 6, airbag 1 is installed in steel wire by fixed block 8 and shrouds on 7, airbag 1 communicates with pneumatic tube 2, and Safety valve 9 is installed on pneumatic tube 2.(electric energy in thermal power plant is more than needed as the late into the night when energy is more than needed, wind energy etc.), with Conversion of energy more than needed is that the kinetic energy of compressor is with air compression, pressurized air enters into airbag 1 by pneumatic tube 2 and stores, because airbag 1 is arranged in the well water 6 of the bottom of mine 3, the hydraulic pressure that well water 6 produces produces pressure to airbag 1, airbag 1 just can open after the pressure in the airbag 1 is more than or equal to hydraulic pressure, it is big that volume becomes, the pressurized air of input is stored, reach purpose with accumulation of energy, if pressure surpass airbag bear pressure the time Safety valve 9 report to the police and will open simultaneously; Pressurized air when needing energy in the airbag 1 is output from pneumatic tube 2 under the hydraulic action of well water 6, reach the purpose that releases energy, because hydraulic pressure is stable, so the pressure of the air that discharges is also relatively stable, thereby the energy of output is also kept relative stability, discharge high-quality energy.
Above described embodiment be that the present invention will be described, be not that the present invention is limited.Design that the present invention is claimed and scope all are documented in claims of the present invention.
Claims (10)
1. a water pressure of utilizing mine to produce is carried out the method for Caes, comprise air compressor, mine, it is characterized in that: mine is carried out water-proofing treating make the mine the inside be full of water, to be positioned in the water of bottom of mine by having airbag that waterproof trapping performance materials makes, dispose pneumatic tube on the described airbag, the pressurized air that air compressor produces enters in the airbag by pneumatic tube, reaches the purpose of accumulation of energy; When the needs energy, the pressurized air in the airbag releases energy by pneumatic tube output.
2. the water pressure of utilizing mine to produce according to claim 1 is carried out the method for Caes, it is characterized in that: waterproof bag is installed on the inwall of mine is carried out waterproof.
3. the water pressure of utilizing mine to produce according to claim 1 is carried out the method for Caes, it is characterized in that: the shape of described airbag is identical with the mine bottom.
4. the water pressure of utilizing mine to produce according to claim 1 is carried out the method for Caes, it is characterized in that: described airbag is placed in steel wire shrouds, and the profile that described steel wire shrouds is identical bottom mine.
5. carry out the method for Caes according to claim 1 or the 4 described water pressures of utilizing mine to produce, it is characterized in that: described airbag shrouds by elastic rope with steel wire and links to each other.
6. the water pressure of utilizing mine to produce according to claim 1 is carried out the method for Caes, and it is characterized in that: described airbag has thermal insulation layer.
7. the water pressure of utilizing mine to produce according to claim 1 is carried out the method for Caes, it is characterized in that: the skin of described airbag is made up of the textile material with shellproof anti-cutting function, presses the distribution of longitude and latitude shape on described airbag the high strength hawser is installed.
8. the water pressure of utilizing mine to produce according to claim 1 is carried out the method for Caes, it is characterized in that: on the described airbag Safety valve is installed.
9. carry out the method for Caes according to claim 1 or the 3 described water pressures of utilizing mine to produce, it is characterized in that: described airbag is a rubber material.
10. the water pressure of utilizing mine to produce according to claim 1 is carried out the method for Caes, and it is characterized in that: described airbag has one or more, and each airbag can be independently, also to may be partitioned into a plurality of independently airbags; Also can communicate with each other; A plurality of airbags can be to keep flat separately, also can overlappedly place each other.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2008100338012A CN101514691A (en) | 2008-02-22 | 2008-02-22 | Method for storing energy by compressing air with water pressure generated in mine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2008100338012A CN101514691A (en) | 2008-02-22 | 2008-02-22 | Method for storing energy by compressing air with water pressure generated in mine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101514691A true CN101514691A (en) | 2009-08-26 |
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| Application Number | Title | Priority Date | Filing Date |
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| CNA2008100338012A Pending CN101514691A (en) | 2008-02-22 | 2008-02-22 | Method for storing energy by compressing air with water pressure generated in mine |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2504568A (en) * | 2012-07-31 | 2014-02-05 | James Corbishley | Venturi heat exchanger for power plant condenser |
| WO2015007600A1 (en) * | 2013-07-18 | 2015-01-22 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Compressed gas store for underground compressed gas storage |
| CN109356650A (en) * | 2017-10-25 | 2019-02-19 | 中国矿业大学 | A method of compressed-air energy storage is carried out using coal mine down-hole tunnel |
| CN110057121A (en) * | 2019-04-24 | 2019-07-26 | 中国矿业大学 | The method and device of efficient air-pressing accumulation is carried out using discarded underground mine underground heat |
| CN111442180A (en) * | 2019-01-16 | 2020-07-24 | 上海广谋能源技术开发有限公司 | Method for storing compressed air by using tunnel |
| CN113586107A (en) * | 2021-09-06 | 2021-11-02 | 山西银锋科技有限公司 | Power generation system utilizing mine pressure |
-
2008
- 2008-02-22 CN CNA2008100338012A patent/CN101514691A/en active Pending
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2504568A (en) * | 2012-07-31 | 2014-02-05 | James Corbishley | Venturi heat exchanger for power plant condenser |
| GB2504568B (en) * | 2012-07-31 | 2014-06-11 | James Corbishley | A method of condensing and energy recovery using the Venturi effect, and a method of energy storage using that method in a hydrogen oxygen combusting turbine |
| WO2015007600A1 (en) * | 2013-07-18 | 2015-01-22 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Compressed gas store for underground compressed gas storage |
| CN109356650A (en) * | 2017-10-25 | 2019-02-19 | 中国矿业大学 | A method of compressed-air energy storage is carried out using coal mine down-hole tunnel |
| CN109356650B (en) * | 2017-10-25 | 2021-03-26 | 中国矿业大学 | Method for storing energy by utilizing compressed air in underground coal mine roadway |
| CN111442180A (en) * | 2019-01-16 | 2020-07-24 | 上海广谋能源技术开发有限公司 | Method for storing compressed air by using tunnel |
| CN110057121A (en) * | 2019-04-24 | 2019-07-26 | 中国矿业大学 | The method and device of efficient air-pressing accumulation is carried out using discarded underground mine underground heat |
| CN110057121B (en) * | 2019-04-24 | 2020-01-14 | 中国矿业大学 | Method and device for efficient air compression energy storage by utilizing waste underground coal mine terrestrial heat |
| CN113586107A (en) * | 2021-09-06 | 2021-11-02 | 山西银锋科技有限公司 | Power generation system utilizing mine pressure |
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| PB01 | Publication | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Open date: 20090826 |