CN205779056U - Utilize the compressed-air energy-storage system of cold energy of liquefied natural gas - Google Patents
Utilize the compressed-air energy-storage system of cold energy of liquefied natural gas Download PDFInfo
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- CN205779056U CN205779056U CN201620524259.0U CN201620524259U CN205779056U CN 205779056 U CN205779056 U CN 205779056U CN 201620524259 U CN201620524259 U CN 201620524259U CN 205779056 U CN205779056 U CN 205779056U
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- 239000003949 liquefied natural gas Substances 0.000 title claims abstract description 91
- 238000004146 energy storage Methods 0.000 title claims abstract description 44
- 238000001816 cooling Methods 0.000 claims abstract description 19
- 230000006835 compression Effects 0.000 claims abstract description 17
- 238000007906 compression Methods 0.000 claims abstract description 17
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims description 26
- 239000003345 natural gas Substances 0.000 claims description 13
- 230000001914 calming effect Effects 0.000 claims description 11
- 238000002309 gasification Methods 0.000 claims description 9
- 230000008961 swelling Effects 0.000 claims description 4
- 230000007246 mechanism Effects 0.000 claims description 3
- 238000010438 heat treatment Methods 0.000 abstract description 8
- 238000005516 engineering process Methods 0.000 abstract description 5
- 239000007789 gas Substances 0.000 description 7
- 238000000034 method Methods 0.000 description 7
- 230000008859 change Effects 0.000 description 4
- 230000008901 benefit Effects 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 239000002918 waste heat Substances 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000002440 industrial waste Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000021715 photosynthesis, light harvesting Effects 0.000 description 1
- 238000010298 pulverizing process Methods 0.000 description 1
- 230000001172 regenerating effect Effects 0.000 description 1
- 239000013535 sea water Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
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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
- Y02E60/16—Mechanical energy storage, e.g. flywheels or pressurised fluids
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- Filling Or Discharging Of Gas Storage Vessels (AREA)
Abstract
A kind of compressed-air energy-storage system utilizing cold energy of liquefied natural gas, including: First Heat Exchanger unit, air carries out heat exchange in described First Heat Exchanger unit with liquefied natural gas, the air of cooling after output heat exchange；Calm the anger unit, the air of cooling, the air after output squeezing after input heat exchange；Caisson, when energy storage input compression after air, or release can time output stored by compressed air；And expansion unit, the compressed air that input stores, to expanding unit acting after the second heat exchanger unit heating in expanding unit.Energy-storage system of the present utility model, reclaims compressed air energy storage technology and LNG cold energy and combines, and utilizes inter-stage heating to improve the output of decompressor unit working medium, improves system total efficiency；It is applicable to all kinds power supply, environmentally friendly, there is wide prospect of the application.
Description
Technical field
This utility model relates to energy storage technologies field and cold energy recycle technical field, particularly
One utilizes the compressed-air energy storage system of liquefied natural gas (liquefied natural gas, LNG) cold energy
System.
Background technology
In recent years, LNG receiving station of China and LNG consumption figure begin to take shape, and constantly rise,
LNG is liquid, and its energy density is high, has explicit costs advantage in long distance delivery.LNG
Storing with liquid in receiving station, the gaseous natural gas needed for natural gas user must pass through LNG
Endothermic gasification just can obtain, and present routine techniques means have following several: sea water gasification, air gasification
Or the gasification of natural gas afterburning, the cold energy in unrecovered gasification, cause substantial amounts of energy dissipation.?
Some LNG cold energy use technology, such as food stuff refrigerated storage, rubber pulverizing etc., are all to carry out cold energy directly
Connecing utilization, due to temperature required LNG temperature that is significantly larger than such as freezers, big different transfer of heat makes it cold
Can organic efficiency low, and directly utilize cold energy technology can not be by the distance transmission that recovers energy, Zhi Nengju
Limit is near LNG receiving station.
Utility model content
In view of this, the purpose of this utility model is to provide the compression utilizing cold energy of liquefied natural gas empty
Gas energy storage system and method.
For achieving the above object, this utility model provides a kind of compression sky utilizing cold energy of liquefied natural gas
Gas energy storage system, including:
First Heat Exchanger unit, air changes with liquefied natural gas in described First Heat Exchanger unit
Heat, the air of cooling after output heat exchange；
Calm the anger unit, input the air of cooling, the air after output squeezing after described heat exchange；
Caisson, the air after input is compressed when energy storage, or when releasing energy stored by output
Compressed air；And
Expand unit, the compressed air that input stores, add through the second heat exchanger unit in expanding unit
To expanding unit acting after heat.
Preferably, energy-storage system also includes LNG storage device and liquefied natural gas pump, liquefaction
Natural gas is pumped out from LNG storage device by described liquefied natural gas pump, and enters described
First Heat Exchanger unit.
Preferably, energy-storage system also includes gasifier, in the liquefaction after heat exchange of the First Heat Exchanger unit
Natural gas inputs described gasifier, exports gaseous natural gas after gasifier gasification.
Preferably, unit of calming the anger described in includes that at least one low-pressure compressor and at least one high pressure are calmed the anger
Machine, is serially connected or is integrated into overall multistage compressor, changes from each low pressure compressor entrance input
The air of cooling after heat, exports low-pressure air；Low-pressure air inputs high-pressure compressor again, from high pressure pressure
Air after mechanism of qi output squeezing.
Preferably, described in unit of calming the anger also include intergrade compressor, described low-pressure air is through intergrade
After compressor compression, through First Heat Exchanger unit and liquefied natural gas heat exchange, then input high-pressure compressor
Preferably, described First Heat Exchanger unit includes two or more heat exchanger, and air is calmed the anger in input
All heat exchange is carried out by heat exchanger and liquefied natural gas before every one-level compressor of unit.
Preferably, described expansion unit includes at least one low-pressure expansion machine and at least one high compression swelling
Machine, is serially connected or is integrated into overall multiple expansion engine, the pressure that each high pressure expansion machine input stores
Contracting air, exports primary expansion air；Each low-pressure expansion machine input primary expansion air, output
Final stage expanded air；Preferably, described expansion unit also includes intergrade decompressor, described primary expansion
Air inputs low-pressure expansion machine after inputting described intermediate expansion machine again.
Preferably, energy-storage system also includes electromotor, is connected expansion unit with described, makes decompressor
Electrical power generators is driven during group acting.
By technique scheme, what this utility model realized has the beneficial effects that:
(1) utilize LNG to cool down compressor inlet air, make the high pressure that acquisition acting ability is identical empty
The wasted work of gas reduces, thus realizes reclaiming LNG cold energy, is transformed into compressed-air actuated interior energy；
(2) LNG and air carry out heat exchange in First Heat Exchanger simultaneously, can by First Heat Exchanger
Realize the transmission of relatively small temperature difference thermal amount, thus maximize raising LNG cold energy organic efficiency；
(3) LNG cold energy being first transformed into air internal energy to store, reconvert becomes electric energy to pass
Defeated and utilize so that the unrestricted territorial scope of LNG cold energy recycle；
(4) this system expansion process uses inter-stage to heat to improve decompressor unit working medium output,
And low-temperature waste heat in can being reclaimed by reheat in stage, it is achieved clean energy efficiently utilizes；
(5) this compressed-air energy-storage system also has the energy storage cycle unrestricted, it is adaptable to all kinds
Power supply, the advantage such as environmentally friendly, there is wide prospect of the application.
Accompanying drawing explanation
Fig. 1 is compressed-air energy-storage system embodiment 1 structure utilizing LNG cold energy of the present utility model
Schematic diagram；
Fig. 2 is compressed-air energy-storage system embodiment 2 structure utilizing LNG cold energy of the present utility model
Schematic diagram.
Detailed description of the invention
According to this utility model utility model design generally, it is provided that one utilizes liquefied natural gas cool
The compressed-air energy-storage system of energy, including: First Heat Exchanger unit, air is at described First Heat Exchanger
Heat exchange is carried out with liquefied natural gas, the air of cooling after output heat exchange in unit；Calm the anger unit, input
The air of cooling, the air after output squeezing after described heat exchange；Caisson, inputs when energy storage
Air after compression, or release can time output stored by compressed air；And expansion unit, input
The compressed air stored, does expansion unit in expanding unit after the second heat exchanger unit heating
Merit.
The compressed-air energy-storage system utilizing LNG cold energy of the present utility model, it leads at low power consumption
Crossing compressor group and air is pressed into caisson, to be realized by cooling compressor inlet air right simultaneously
LNG cold energy reclaims；In peak of power consumption, caisson mesohigh air absorbs heat through heat exchanger and passes through swollen
Swollen machine drives electrical power generators.This utility model utilizes LNG to cool down every grade of compressor inlet air,
The wasted work making the pressure-air that acquisition acting ability is identical reduces, thus realizes reclaiming LNG cold energy,
LNG cold energy is converted into compressed-air actuated interior energy；LNG and air change in heat exchanger simultaneously
Heat, can realize relatively small temperature difference thermal amount by heat exchanger and exchange, thus maximizes raising LNG cold energy and return
Produce effects rate；LNG cold energy being first converted into air internal energy store, reconvert becomes electric energy to pass
Defeated and utilize so that the unrestricted territorial scope of LNG cold energy recycle；This system expansion process is adopted
Heat to improve decompressor unit working medium output with inter-stage, and pass through during reheat in stage can reclaim
Low-temperature waste heat, it is achieved clean energy efficiently utilizes, meanwhile, this compressed-air energy-storage system also has energy storage
Cycle is unrestricted, it is adaptable to various types of power supplys, environmentally friendly.
System can also include LNG storage device and liquefied natural gas pump, and liquefied natural gas leads to
Cross described liquefied natural gas pump to pump out from LNG storage device, and enter described first heat exchange
Device unit.Liquefied natural gas pump, preferably impeller pump or positive displacement pump；Its described liquefaction is natural
Gas storage device, preferably artificial metal or concrete container.
System can also include gasifier, liquefied natural gas after heat exchange in First Heat Exchanger unit
Input described gasifier, after gasifier gasification, export gaseous natural gas.Gasifier can be with natural gas
User is connected, and directly exports natural gas for user.
For described unit of calming the anger, it includes that at least one low-pressure compressor and at least one high pressure are calmed the anger
Machine, is serially connected or is integrated into overall multistage compressor, changes from each low-pressure compressor entrance input
The air of cooling after heat, exports low-pressure air；Low-pressure air inputs high-pressure compressor again, from high pressure pressure
Air after mechanism of qi output squeezing.
Preferably First Heat Exchanger unit includes two or more heat exchanger, and air is calmed the anger in the every one-level of input
All heat exchange is carried out by heat exchanger and liquefied natural gas before machine.
Preferably, it is provided with between compressors at different levels and is additionally provided with heat exchanger.
For described expansion unit, it includes at least one low-pressure expansion machine and at least one high compression swelling
Machine, is serially connected or is integrated into overall multiple expansion engine, the pressure that each high pressure expansion machine input stores
Contracting air, exports primary expansion air；Each low-pressure expansion machine input primary expansion air, output
Final stage expanded air.
Preferably, described expansion unit also includes intergrade decompressor, and described primary expansion air inputs
Low-pressure expansion machine is inputted again after described intermediate expansion machine.Change it is further preferred that be provided with between each decompressor
Hot device.
Preferably, for calming the anger unit or expand unit, when for time more than two-stage, for coaxial series connection shape
Formula or split axle parallel form；In parallel form, each split axle is dynamically connected with main drive shaft.
For compressor or decompressor, preferably piston type, axial-flow type, diagonal flow type, centrifugal,
Screw one or more combination therein.
Wherein, system also includes electromotor, is connected decompressor with described, at described decompressor
Electrical power generators is driven during acting.
For described thermal source, for external heat source, preferably industrial waste heat, waste heat, atmospheric environment,
Solar heat or regenerative apparatus.
For the heat exchanger in First Heat Exchanger unit and the second heat exchanger unit, preferably described in change
Hot device is bushing type, shell-and-tube, jacket type, heat accumulating type, fin-tube type or plate-fin.
For caisson, preferred caisson, is cave or artificial pressure container.
Conceive based on this utility model same utility model, it is provided that a kind of cold energy of liquefied natural gas that utilizes
Compressed-air energy-storage system method, including:
When low power consumption or energy storage:
In First Heat Exchanger unit, carry out heat exchange by liquefied natural gas and air, drop after output heat exchange
The air of temperature；
After heat exchange, the air of cooling is compressed by motor-driven unit of calming the anger, and is formed after compressing
Air；
Air input caisson after compression stores；
In peak of power consumption or when releasing energy:
Caisson output pressure-air is to expanding unit；
Under thermal source heats, in expanding unit, decompressor is done work by air, drives electrical power generators.
Preferably, by start-stop calm the anger unit part compressor or regulation rotating speed of gas compressor control calm the anger
Machine flow, thus regulate energy storage capacity；And/or pass through decompressor or the regulation of start-stop demi-inflation unit
Decompressor rotating speed controls decompressor acting ability, thus regulates generating capacity.
For making the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with tool
Body embodiment, and referring to the drawings, the utility model is described in further detail.Following with reference to attached
The explanation of this utility model embodiment is intended to conceive overall utility model of the present utility model by figure
Explain, and be not construed as a kind of restriction of the present utility model.
Embodiment 1:
Fig. 1 show the compressed-air energy-storage system embodiment utilizing LNG cold energy of the present utility model
1, it uses two stages of compression, interstage cooling and double expansion, inter-stage heating.Reference in Fig. 1
There is following meanings:
Motor 1, low-pressure compressor 5, high-pressure compressor 9, high pressure expansion machine 19, inflated with low pressure
Machine 23, heat exchanger 3,7,17,21, valve 11,15,27, pipeline 2,4,6,8,10,
12,14,16,18,20,22,26,29,30,31,32,34,35, caisson 13,
Electromotor 24, LNG pump 28, LNG storage device 25, gasifier 33, air and LNG.
The total propeller shaft couplings of motor 1 and unit of calming the anger, electromotor 24 with expand being total to of unit
There is propeller shaft couplings.Low-pressure compressor 5 through pipeline 2,4, heat exchanger 3 is connected with air；Low pressure
Compressor 5 interlinks with heat exchanger 7 through pipeline 8 respectively through pipeline 6, high-pressure compressor 9；High pressure
Compressor 9 through pipeline 10,12, valve 11 interlinks with caisson 13；High pressure expansion machine 19
Interlink with caisson 13 through pipeline 14,16,18 and valve 15, heat exchanger 17；High pressure is swollen
Swollen machine 19 interlinks with heat exchanger 21 through pipeline 22 respectively through pipeline 20, low-pressure expansion machine 23；Low
Compression swelling machine 23 is connected with air through pipeline 35；LNG pump 28 through pipeline 26, valve 27 with
LNG storage device 25 is connected；Heat exchanger 3 and heat exchanger 7 are respectively through pipeline 29, pipeline 31
It is connected with LNG pump 28；Heat exchanger 3 and heat exchanger 7 are respectively through pipeline 30, pipeline 32 and gas
Change device 33 to be connected；Gasifier 33 is connected with natural gas user through pipeline 34.
During energy storage, opening valve 11,27, close valve 15, motor 1 utilizes trough-electricity to drive
Calming the anger unit, air enters low-pressure compressor 5 after heat exchanger 3, in LNG storage device 25
LNG after LNG pump 27 adherence pressure also in heat exchanger 3, in heat exchanger 3, empty
Gas is cooled down by LNG, and LNG absorbs air heat energy gasification, and the air after cooling is at low-pressure compressor 5
Compression increasing temperature and pressure, the air after compression continues to be cooled down by LNG in pipeline 6 enters heat exchanger 7,
Air after cooling enters high-pressure compressor 9 through pipeline 8 and continues compression increasing temperature and pressure, and it exports sky
Gas enters caisson 13 through valve 11 and pipeline 10,12 and stores, and energy storage terminates, and closes valve
11、27.When releasing energy, open valve 15, close valve 11,27, the high pressure in caisson 13
Air enters heat exchanger 17 through pipeline 14,16 and valve 15, and the pressure-air after heating is through pipeline
18 enter high pressure expansion machine 19 expands cooling, and its outlet air enters heat exchanger 21 through pipeline 20,
Air after heating enters low-pressure expansion machine 23 through pipeline 22 to be continued expansion work and drives electromotor 24
Generating.Releasing and can terminate, valve 15 is closed.
Generally, carrying out when energy storage is different with exoergic process, during energy storage, valve 11,27 is same
Time open, valve 15 is closed, and the aperture of valve 27 is by unit flow-control of calming the anger.
Embodiment 2:
Fig. 2 show the compressed-air energy-storage system embodiment utilizing LNG cold energy of the present utility model
2, its agent structure is same as in Example 1, but it uses three stage compression, interstage cooling and three grades swollen
Swollen, inter-stage heating replaces two stages of compression, interstage cooling and the double expansion in embodiment 1, inter-stage to add
Heat.Wherein, in Fig. 2, reference has a following meanings:
Motor 1, low-pressure compressor 39, intermediate pressure compressor 43, high-pressure compressor 47, high pressure is swollen
Swollen machine 52, middle-pressure expansion machine 56, low-pressure expansion machine 60, heat exchanger 37,41,45,50,54,
58, caisson 13, pipeline 36,38,40,42,44,46,48,12,14,49,51,
53,55,57,59,61,26,62,63,64,65,66,67,34, electromotor 24, valve
Door 11,15,27, LNG pump 28, LNG storage device 25, gasifier 33, air and LNG.
The connection of each parts is substantially the same manner as Example 1.
During energy storage, closing valve 15, open valve 11,27, air is through heat exchanger 37, low pressure
Compressor 39, heat exchanger 41, intermediate pressure compressor 43, heat exchanger 45, high-pressure compressor 47, valve
11 and pipeline 36,38,40,42,44,46,48,12 enter caisson 13 store,
After LNG respectively enters heat exchanger 37,41,45 absorption heat after LNG pump 28 adherence pressure,
Enter back into gasifier to gasify further, after meeting follow-up pipe network requirement, enter natural gas by pipeline 34
User, energy storage terminates, and closes valve 11,27.When releasing energy, close valve 11,27, open valve
Door 15, it is swollen that pressure-air enters high pressure through valve 15, heat exchanger 50 and pipeline 14,49,51
Swollen machine 52 expansion work, then enters heat exchanger 54 by pipeline 53 and heats, then by pipeline 55
Enter middle-pressure expansion machine 56 to do work, then enter heat exchanger 58 through pipeline 57 and heat, after heating
Air enters low-pressure expansion machine 60 through pipeline 59 and does work, and air enters air finally by pipeline 61,
Release and can terminate, close valve 15.
Particular embodiments described above, to the purpose of this utility model, technical scheme and beneficial effect
Carry out further describing it should be understood that the foregoing is only concrete reality of the present utility model
Execute example, be not limited to this utility model, all within spirit of the present utility model and principle,
Any modification, equivalent substitution and improvement etc. done, should be included in protection domain of the present utility model
Within.
Claims (9)
1. the compressed-air energy-storage system utilizing cold energy of liquefied natural gas, it is characterised in that including:
First Heat Exchanger unit, air changes with liquefied natural gas in described First Heat Exchanger unit
Heat, the air of cooling after output heat exchange；
Calm the anger unit, input the air of cooling, the air after output squeezing after described heat exchange；
Caisson, the air after input is compressed when energy storage, or when releasing energy stored by output
Compressed air；And
Expand unit, the compressed air that input stores, add through the second heat exchanger unit in expanding unit
To expanding unit acting after heat.
The compressed-air energy-storage system utilizing cold energy of liquefied natural gas the most according to claim 1,
Characterized by further comprising LNG storage device and liquefied natural gas pump, liquefied natural gas passes through
Described liquefied natural gas pump pumps out from LNG storage device, and enters described First Heat Exchanger
Unit.
The compressed-air energy-storage system utilizing cold energy of liquefied natural gas the most according to claim 1,
Characterized by further comprising gasifier, in the liquefied natural gas input after heat exchange of the First Heat Exchanger unit
Described gasifier, exports gaseous natural gas after gasifier gasification.
The compressed-air energy-storage system utilizing cold energy of liquefied natural gas the most according to claim 1,
It is characterized in that, described in unit of calming the anger include that at least one low-pressure compressor and at least one high pressure are calmed the anger
Machine, is serially connected or is integrated into overall multistage compressor, changes from each low pressure compressor entrance input
The air of cooling after heat, exports low-pressure air；Low-pressure air inputs high-pressure compressor again, from high pressure pressure
Air after mechanism of qi output squeezing.
The compressed-air energy-storage system utilizing cold energy of liquefied natural gas the most according to claim 4,
It is characterized in that, described in unit of calming the anger also include intergrade compressor, described low-pressure air is through intergrade
After compressor compression, through First Heat Exchanger unit and liquefied natural gas heat exchange, then input high-pressure compressor
6. according to the compressed-air energy storage utilizing cold energy of liquefied natural gas described in claim 4 or 5
System, it is characterised in that described First Heat Exchanger unit includes two or more heat exchanger, and air is defeated
All heat exchange is carried out by heat exchanger and liquefied natural gas before entering every one-level compressor of unit of calming the anger.
The compressed-air energy-storage system utilizing cold energy of liquefied natural gas the most according to claim 1,
It is characterized in that, described expansion unit includes at least one low-pressure expansion machine and at least one high compression swelling
Machine, is serially connected or is integrated into overall multiple expansion engine, the pressure that each high pressure expansion machine input stores
Contracting air, exports primary expansion air；Each low-pressure expansion machine input primary expansion air, output
Final stage expanded air.
The compressed-air energy-storage system utilizing cold energy of liquefied natural gas the most according to claim 7,
It is characterized in that, described expansion unit also includes intergrade decompressor, and described primary expansion air inputs
Low-pressure expansion machine is inputted again after described intermediate expansion machine.
The compressed-air energy-storage system utilizing cold energy of liquefied natural gas the most according to claim 1,
Characterized by further comprising electromotor, with described, expansion unit is connected, carries when making expansion unit do work
Dynamic electrical power generators.
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| CN201620524259.0U CN205779056U (en) | 2016-06-01 | 2016-06-01 | Utilize the compressed-air energy-storage system of cold energy of liquefied natural gas |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105863752A (en) * | 2016-06-01 | 2016-08-17 | 中国科学院工程热物理研究所 | Compressed air energy storage system and method utilizing cold energy of liquefied natural gas |
| CN106894856A (en) * | 2017-03-03 | 2017-06-27 | 中国科学院工程热物理研究所 | A kind of compressed-air energy-storage system of integrated solar |
| CN107939654A (en) * | 2017-10-24 | 2018-04-20 | 国家电网公司 | Supply of cooling, heating and electrical powers compressed-air energy-storage system |
| CN110374838A (en) * | 2019-06-14 | 2019-10-25 | 西安交通大学 | A kind of critical-cross carbon dioxide energy-storage system and method based on LNG cryogenic energy utilization |
-
2016
- 2016-06-01 CN CN201620524259.0U patent/CN205779056U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105863752A (en) * | 2016-06-01 | 2016-08-17 | 中国科学院工程热物理研究所 | Compressed air energy storage system and method utilizing cold energy of liquefied natural gas |
| CN106894856A (en) * | 2017-03-03 | 2017-06-27 | 中国科学院工程热物理研究所 | A kind of compressed-air energy-storage system of integrated solar |
| CN107939654A (en) * | 2017-10-24 | 2018-04-20 | 国家电网公司 | Supply of cooling, heating and electrical powers compressed-air energy-storage system |
| CN110374838A (en) * | 2019-06-14 | 2019-10-25 | 西安交通大学 | A kind of critical-cross carbon dioxide energy-storage system and method based on LNG cryogenic energy utilization |
| CN110374838B (en) * | 2019-06-14 | 2021-01-19 | 西安交通大学 | Transcritical carbon dioxide energy storage system and method based on LNG (liquefied Natural gas) cold energy utilization |
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