CN115218608A - Liquid-air gas storage process method - Google Patents
Liquid-air gas storage process method Download PDFInfo
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- CN115218608A CN115218608A CN202210866979.5A CN202210866979A CN115218608A CN 115218608 A CN115218608 A CN 115218608A CN 202210866979 A CN202210866979 A CN 202210866979A CN 115218608 A CN115218608 A CN 115218608A
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- 238000000034 method Methods 0.000 title claims abstract description 48
- 239000007788 liquid Substances 0.000 claims abstract description 22
- 230000005611 electricity Effects 0.000 claims abstract description 17
- 239000012535 impurity Substances 0.000 claims description 10
- 238000002203 pretreatment Methods 0.000 claims description 2
- 230000008901 benefit Effects 0.000 abstract description 11
- 230000007613 environmental effect Effects 0.000 abstract description 6
- 239000007789 gas Substances 0.000 description 13
- 238000004519 manufacturing process Methods 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000002309 gasification Methods 0.000 description 1
- 239000011261 inert gas Substances 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 238000007781 pre-processing Methods 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 239000003507 refrigerant Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
- F25J1/00—Processes or apparatus for liquefying or solidifying gases or gaseous mixtures
- F25J1/0002—Processes or apparatus for liquefying or solidifying gases or gaseous mixtures characterised by the fluid to be liquefied
- F25J1/0012—Primary atmospheric gases, e.g. air
- F25J1/002—Argon
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
- F25J1/00—Processes or apparatus for liquefying or solidifying gases or gaseous mixtures
- F25J1/02—Processes or apparatus for liquefying or solidifying gases or gaseous mixtures requiring the use of refrigeration, e.g. of helium or hydrogen ; Details and kind of the refrigeration system used; Integration with other units or processes; Controlling aspects of the process
- F25J1/0243—Start-up or control of the process; Details of the apparatus used; Details of the refrigerant compression system used
- F25J1/0257—Construction and layout of liquefaction equipments, e.g. valves, machines
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
- F25J1/00—Processes or apparatus for liquefying or solidifying gases or gaseous mixtures
- F25J1/003—Processes or apparatus for liquefying or solidifying gases or gaseous mixtures characterised by the kind of cold generation within the liquefaction unit for compensating heat leaks and liquid production
- F25J1/0032—Processes or apparatus for liquefying or solidifying gases or gaseous mixtures characterised by the kind of cold generation within the liquefaction unit for compensating heat leaks and liquid production using the feed stream itself or separated fractions from it, i.e. "internal refrigeration"
- F25J1/0045—Processes or apparatus for liquefying or solidifying gases or gaseous mixtures characterised by the kind of cold generation within the liquefaction unit for compensating heat leaks and liquid production using the feed stream itself or separated fractions from it, i.e. "internal refrigeration" by vaporising a liquid return stream
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
- F25J1/00—Processes or apparatus for liquefying or solidifying gases or gaseous mixtures
- F25J1/02—Processes or apparatus for liquefying or solidifying gases or gaseous mixtures requiring the use of refrigeration, e.g. of helium or hydrogen ; Details and kind of the refrigeration system used; Integration with other units or processes; Controlling aspects of the process
- F25J1/0243—Start-up or control of the process; Details of the apparatus used; Details of the refrigerant compression system used
- F25J1/0244—Operation; Control and regulation; Instrumentation
- F25J1/0245—Different modes, i.e. 'runs', of operation; Process control
- F25J1/0251—Intermittent or alternating process, so-called batch process, e.g. "peak-shaving"
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
- F25J1/00—Processes or apparatus for liquefying or solidifying gases or gaseous mixtures
- F25J1/02—Processes or apparatus for liquefying or solidifying gases or gaseous mixtures requiring the use of refrigeration, e.g. of helium or hydrogen ; Details and kind of the refrigeration system used; Integration with other units or processes; Controlling aspects of the process
- F25J1/0243—Start-up or control of the process; Details of the apparatus used; Details of the refrigerant compression system used
- F25J1/0257—Construction and layout of liquefaction equipments, e.g. valves, machines
- F25J1/0262—Details of the cold heat exchange system
- F25J1/0264—Arrangement of heat exchanger cores in parallel with different functions, e.g. different cooling streams
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
- F25J5/00—Arrangements of cold exchangers or cold accumulators in separation or liquefaction plants
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
- F25J2205/00—Processes or apparatus using other separation and/or other processing means
- F25J2205/24—Processes or apparatus using other separation and/or other processing means using regenerators, cold accumulators or reversible heat exchangers
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
- F25J2210/00—Processes characterised by the type or other details of the feed stream
- F25J2210/06—Splitting of the feed stream, e.g. for treating or cooling in different ways
Abstract
The invention relates to the technical field of liquefied air, in particular to a liquid-air gas storage process method, which comprises the following steps: assembling a control device and a liquefied air device; according to the data of the national power grid, confirming the peak electricity utilization period and the valley electricity utilization period of the area, and the peak-valley electricity price charging standard, and selecting the peak working time and the valley working time; the control device controls the liquefied air device to work in the valley working time according to the valley working time, so that the liquefied air device compresses and liquefies air; the control device controls the liquefied air device to work in the peak working time according to the peak working time, and the liquefied air in the liquid air storage tank is pumped into the cold accumulator to be gasified. The liquid-air gas storage process method can save power consumption in the peak of power utilization and guarantee economic benefits and environmental benefits to the maximum extent.
Description
Technical Field
The invention relates to the technical field of liquefied air, in particular to a liquid-air gas storage process.
Background
With the continuous development of scientific technology and industrial level, people have more and more demands on liquid air. Liquid air is a light cyan colored liquid, has a density of about 0.9, a boiling point of-192 ℃ (101.3 kpa, 760 mmhg), can be stored and transported in steel cylinders, and is widely used as a source of oxygen. In practical use, liquid air can be used as refrigerant, because liquid air is easy to vaporize and absorb heat at normal temperature and normal pressure, and in industry, liquid air can be mainly distilled out of nitrogen, oxygen and inert gases.
The liquefied compressed air is widely used in industry and is a large consumer of power consumption, and in actual production, large power consumption is needed, so that economic benefit and environmental benefit are low.
Disclosure of Invention
The invention aims to provide a liquid-air gas storage process method which can save power consumption during peak power utilization and ensure economic benefits and environmental benefits to the maximum extent.
The application is realized by the following technical scheme: a liquid-air gas storage process method comprises the following steps:
step S1: assembling a control device and a liquefied air device, wherein the liquefied air device comprises an air compressor, a cold accumulator, a liquefied cold box, a liquid-air storage tank and a liquid-air pump;
s2, according to the data of the national power grid, confirming the peak electricity utilization period and the valley electricity utilization period of the area, and the peak valley electricity price charging standard, and selecting the peak working time and the valley working time;
and step S3: the control device controls the liquefied air device to work in the valley working time according to the valley working time, so that the liquefied air device compresses and liquefies air;
the control device controls the liquefied air device to work in the peak working time according to the peak working time, and the liquefied air in the liquid-air storage tank is pumped into the cold accumulator to be gasified to the set pressure T1 so as to be used by a user.
In the above liquid-air gas storage process, the set pressure T1 is 6 to 8barg.
In the above liquid-air gas storage process, the set pressure T1 is 7barg.
In the above liquid-air storage process, the liquefied air device in step S1 further includes an air filter to filter impurities in the air.
In the above liquid-air storage process, the liquefied air device in step S1 further includes an air pre-treatment unit to purify air.
In the above liquid-air gas storage process method, the step S3 includes the following steps:
step S31: when the control device controls the liquefied air device to be started in the valley working time, the air is subjected to impurity removal treatment through the air filter;
step S32: the air subjected to impurity removal in the step S31 is transmitted to the air compressor to be compressed to a set pressure T2, and is transmitted to the air pretreatment unit to be further purified;
step S33: and (3) liquefying most of the air purified in the step (S32) by the cold accumulator and then transmitting the air to the liquid-air storage tank for storage, liquefying a small part of the air by the liquefaction cold box and then transmitting the air to the liquid-air storage tank for storage, wherein the pressure in the liquid-air storage tank is T3.
According to the liquid-air gas storage process method, the set pressure T2 is 8-10barg.
In the above process, the set pressure T2 is 9barg.
According to the liquid-air gas storage process method, the set pressure T3 is 5-7barg.
In the above process, the set pressure T3 is 6barg.
Compared with the prior art, the method has the following advantages:
according to the liquid-air storage process method, the control device is connected with the liquefied air device, the control device controls the liquefied air device to be turned on/off at set time, the liquefied air is prepared by utilizing the low-ebb electricity at night, and the liquefied air is re-gasified and used at the power peak time, so that the power consumption at the power peak can be saved, and the economic benefit and the environmental benefit are guaranteed to the maximum extent.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
FIG. 1 is a schematic diagram of a liquid-air gas storage process according to an embodiment of the present disclosure;
fig. 2 is a flowchart of a liquid air gas storage process method according to an embodiment of the present application.
Reference numerals are as follows:
1-an air compressor;
2-a cold accumulator;
3-a liquefaction cold box;
4-liquid-air storage tank;
5-liquid air pump.
Detailed Description
In order to make the technical problems, technical solutions and advantageous effects solved by the present invention more clearly apparent, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
When embodiments of the present invention refer to the ordinal numbers "first", "second", etc., it should be understood that the words are used for distinguishing between them unless the context clearly dictates otherwise.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
As shown in fig. 1-2, an embodiment of the present application provides a liquid-air gas storage process method, which includes the following steps:
step S1: assembling a control device and a liquefied air device, wherein the liquefied air device comprises an air compressor 1, a cold accumulator 2, a liquefied cold box 3, a liquid air storage tank 4 and a liquid air pump 5;
s2, according to the data of the national power grid, confirming the peak electricity utilization period and the valley electricity utilization period of the area, and the peak valley electricity price charging standard, and selecting the peak working time and the valley working time;
and step S3: the control device controls the liquefied air device to work within the low-valley working time according to the low-valley working time, so that the liquefied air device compresses and liquefies air;
and the control device controls the liquefied air device to work in the peak working time according to the peak working time, and pumps the liquefied air in the liquid air storage tank into the cold accumulator to be gasified to a set pressure T1 so as to be used by a user.
Through using night electric power to prepare liquid empty, gasification use when the power consumption peak to power consumption when the power consumption peak of using electricity wisely, when promoting economic value, better environmental protection.
In the step S3, the control device controls the liquefied air device to pump the liquefied air in the liquid air storage tank into the cold accumulator to be gasified to a set pressure T1 for a user to use, where the set pressure T1 is 6-8barg, and the set pressure T1 is 7barg.
The liquefied air device in step S1 further includes an air filter 6 to filter impurities in the air, and the liquefied air device in step S1 further includes an air pre-processing unit 7 to purify the air.
The step S3 includes the steps of:
step S31: when the control device controls the liquefied air device to be started in the valley working time, the air is subjected to impurity removal treatment through the air filter;
step S32: the air subjected to impurity removal in the step S31 is transmitted to the air compressor to be compressed to a set pressure T2, and is transmitted to the air pretreatment unit to be further purified;
step S33: most of the air purified in step S32 is liquefied by the cold storage device 2 and then transmitted to the liquid air storage tank 4 for storage, and a small part of the air is liquefied by the liquefaction cold box 3 and then transmitted to the liquid air storage tank 4 for storage, where the pressure in the liquid air storage tank 4 is T3, the set pressure T2 is 8-10barg, the set pressure T3 is 5-7barg, the set pressure T2 is 9barg, and the set pressure T3 is 6barg.
The production device and the production method of the liquefied air are not complete at present, and have the problems of more impurities in the liquefied air, difficulty in use and the like.
In summary, the present application has, but is not limited to, the following beneficial effects:
the invention relates to a liquid-air gas storage process method, which comprises the following steps:
step S1: assembling a control device and a liquefied air device, wherein the liquefied air device comprises an air compressor 1, a cold accumulator 2, a liquefied cold box 3, a liquid air storage tank 4 and a liquid air pump 5;
s2, according to the data of the national power grid, confirming the peak electricity utilization period and the valley electricity utilization period of the area, and the peak-valley electricity price charging standard, and selecting the peak working time and the valley working time;
and step S3: the control device controls the liquefied air device to work in the valley working time according to the valley working time, so that the liquefied air device compresses and liquefies air; the control device controls the liquefied air device to work in the peak working time according to the peak working time, the liquefied air in the liquid air storage tank 4 is pumped into the cold accumulator to be gasified to the set pressure T1 for the user to use, the power consumption in the power consumption peak can be saved, and the economic benefit and the environmental benefit are guaranteed to the maximum extent.
It should be understood that the terms "first", "second", etc. are used herein to describe various information, but the information should not be limited to these terms, and these terms are only used to distinguish one type of information from another. For example, "first" information may also be referred to as "second" information, and similarly, "second" information may also be referred to as "first" information, without departing from the scope of the present application. Furthermore, the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience in describing the present application and simplifying the description, but do not indicate or imply that the referred devices or elements must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present application.
The foregoing is illustrative of one or more embodiments provided in connection with the detailed description and is not intended to limit the disclosure to the particular forms disclosed. Similar or identical methods, structures, etc. as used herein, or several technical inferences or substitutions made on the concept of the present application should be considered as the scope of the present application.
Claims (10)
1. A process method for liquid-air gas storage is characterized by comprising the following steps:
step S1: assembling a control device and a liquefied air device, wherein the liquefied air device comprises an air compressor, a cold accumulator, a liquefied cold box, a liquid-air storage tank and a liquid-air pump;
s2, according to the data of the national power grid, confirming the peak electricity utilization period and the valley electricity utilization period of the area, and the peak-valley electricity price charging standard, and selecting the peak working time and the valley working time;
and step S3: the control device controls the liquefied air device to work in the valley working time according to the valley working time, so that the liquefied air device compresses and liquefies air;
the control device controls the liquefied air device to work in the peak working time according to the peak working time, and the liquefied air in the liquid-air storage tank is pumped into the cold accumulator to be gasified to the set pressure T1 so as to be used by a user.
2. The process of liquid-air gas storage according to claim 1, wherein the set pressure T1 is 6 to 8barg.
3. The process of liquid air storage according to claim 1, wherein the set pressure T1 is 7barg.
4. The liquid-air storage process of claim 1, wherein the liquefied air device in step S1 further comprises an air filter to filter impurities in the air.
5. The process of liquid-air storage according to claim 4, wherein said liquefied air device in step S1 further comprises an air pre-treatment unit to purify air.
6. The liquid-air gas storage process method according to claim 5, wherein the step S3 comprises the following steps:
step S31: when the control device controls the liquefied air device to be started in the valley working time, the air is subjected to impurity removal treatment through the air filter;
step S32: the air subjected to impurity removal in the step S31 is transmitted to the air compressor to be compressed to a set pressure T2, and is transmitted to the air pretreatment unit to be further purified;
step S33: and (4) liquefying most of the air purified in the step (S32) by the cold accumulator and then transmitting the air to the liquid-air storage tank for storage, liquefying a small part of the air by the liquefaction cold box and then transmitting the air to the liquid-air storage tank for storage, wherein the pressure in the liquid-air storage tank is T3.
7. The process of liquid-air gas storage according to claim 6, wherein the set pressure T2 is 8-10barg.
8. A process according to claim 7, wherein the set pressure T2 is 9barg.
9. A process according to claim 6, wherein said set pressure T3 is 5-7barg.
10. The process of liquid air storage according to claim 9, wherein the set pressure T3 is 6barg.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210866979.5A CN115218608A (en) | 2022-07-21 | 2022-07-21 | Liquid-air gas storage process method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210866979.5A CN115218608A (en) | 2022-07-21 | 2022-07-21 | Liquid-air gas storage process method |
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| CN115218608A true CN115218608A (en) | 2022-10-21 |
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| CN202210866979.5A Pending CN115218608A (en) | 2022-07-21 | 2022-07-21 | Liquid-air gas storage process method |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102052256A (en) * | 2009-11-09 | 2011-05-11 | 中国科学院工程热物理研究所 | Supercritical air energy storage system |
| CN106050344A (en) * | 2016-06-14 | 2016-10-26 | 全球能源互联网研究院 | Cryogenic liquidized air energy storage system through low-temperature gaseous cool storage working media |
| CN108591027A (en) * | 2018-03-29 | 2018-09-28 | 华北电力大学 | A kind of large-scale compression air energy storage systems of the double states of gas/liquid |
| CN108644607A (en) * | 2018-04-02 | 2018-10-12 | 全球能源互联网研究院有限公司 | A kind of cryogenic liquefying air energy storage systems and method |
| WO2022027844A1 (en) * | 2020-08-07 | 2022-02-10 | 西安西热节能技术有限公司 | Liquefied air energy storage peak regulation system and method based on intermediate suction of compressor |
-
2022
- 2022-07-21 CN CN202210866979.5A patent/CN115218608A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102052256A (en) * | 2009-11-09 | 2011-05-11 | 中国科学院工程热物理研究所 | Supercritical air energy storage system |
| CN106050344A (en) * | 2016-06-14 | 2016-10-26 | 全球能源互联网研究院 | Cryogenic liquidized air energy storage system through low-temperature gaseous cool storage working media |
| CN108591027A (en) * | 2018-03-29 | 2018-09-28 | 华北电力大学 | A kind of large-scale compression air energy storage systems of the double states of gas/liquid |
| CN108644607A (en) * | 2018-04-02 | 2018-10-12 | 全球能源互联网研究院有限公司 | A kind of cryogenic liquefying air energy storage systems and method |
| WO2022027844A1 (en) * | 2020-08-07 | 2022-02-10 | 西安西热节能技术有限公司 | Liquefied air energy storage peak regulation system and method based on intermediate suction of compressor |
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