CN114060216A - Compressed gas energy storage and chemical energy storage method and system based on synthetic ammonia - Google Patents
Compressed gas energy storage and chemical energy storage method and system based on synthetic ammonia Download PDFInfo
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- CN114060216A CN114060216A CN202111417590.4A CN202111417590A CN114060216A CN 114060216 A CN114060216 A CN 114060216A CN 202111417590 A CN202111417590 A CN 202111417590A CN 114060216 A CN114060216 A CN 114060216A
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03D—WIND MOTORS
- F03D9/00—Adaptations of wind motors for special use; Combinations of wind motors with apparatus driven thereby; Wind motors specially adapted for installation in particular locations
- F03D9/10—Combinations of wind motors with apparatus storing energy
- F03D9/19—Combinations of wind motors with apparatus storing energy storing chemical energy, e.g. using electrolysis
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- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01C—AMMONIA; CYANOGEN; COMPOUNDS THEREOF
- C01C1/00—Ammonia; Compounds thereof
- C01C1/02—Preparation, purification or separation of ammonia
- C01C1/04—Preparation of ammonia by synthesis in the gas phase
- C01C1/0405—Preparation of ammonia by synthesis in the gas phase from N2 and H2 in presence of a catalyst
- C01C1/0488—Processes integrated with preparations of other compounds, e.g. methanol, urea or with processes for power generation
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
- F01D15/00—Adaptations of machines or engines for special use; Combinations of engines with devices driven thereby
- F01D15/08—Adaptations for driving, or combinations with, pumps
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01K—STEAM ENGINE PLANTS; STEAM ACCUMULATORS; ENGINE PLANTS NOT OTHERWISE PROVIDED FOR; ENGINES USING SPECIAL WORKING FLUIDS OR CYCLES
- F01K25/00—Plants or engines characterised by use of special working fluids, not otherwise provided for; Plants operating in closed cycles and not otherwise provided for
- F01K25/08—Plants or engines characterised by use of special working fluids, not otherwise provided for; Plants operating in closed cycles and not otherwise provided for using special vapours
- F01K25/10—Plants or engines characterised by use of special working fluids, not otherwise provided for; Plants operating in closed cycles and not otherwise provided for using special vapours the vapours being cold, e.g. ammonia, carbon dioxide, ether
- F01K25/106—Ammonia
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/72—Wind turbines with rotation axis in wind direction
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/30—Hydrogen technology
- Y02E60/36—Hydrogen production from non-carbon containing sources, e.g. by water electrolysis
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E70/00—Other energy conversion or management systems reducing GHG emissions
- Y02E70/30—Systems combining energy storage with energy generation of non-fossil origin
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- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/10—Process efficiency
- Y02P20/133—Renewable energy sources, e.g. sunlight
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Organic Chemistry (AREA)
- Combustion & Propulsion (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Inorganic Chemistry (AREA)
- Analytical Chemistry (AREA)
- Electrochemistry (AREA)
- Power Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Wind Motors (AREA)
- Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)
Abstract
The invention discloses a compressed gas energy storage and chemical energy storage method and system based on synthetic ammonia, which comprises the following steps: the method and the system can convert wind energy into air pressure potential energy, and finally convert the air pressure potential energy into chemical energy to be stored in an energy storage substance.
Description
Technical Field
The invention belongs to the technical field of energy storage, and particularly relates to a compressed gas energy storage and chemical energy storage method and system based on synthetic ammonia.
Background
The wind energy has the characteristics of cleanness, inexhaustibility and the like, but has the problem of uneven time distribution, and the wind energy generally needs energy storage and other technologies when being used.
The compressed gas energy storage is that the compressor is driven by the motor to press gas into the closed space by utilizing the residual electric quantity in the load valley of the power system or the intermittent electric quantity of clean energy, i.e. the electric energy is converted into the pressure potential energy of the storable compressed gas and stored in the closed space.
Chemical energy storage is based on chemical reactions, which achieve the storage of energy by the breaking recombination of chemical bonds of reactants and products. After the energy storage substance is generated through the chemical reaction, particularly the liquid energy storage substance has the characteristics of high energy density and long-term storage, and is suitable for storing after the wind energy is converted. The synthetic ammonia is a chemical energy storage mode, is easy to liquefy, has the characteristics of high energy storage density, wide product application and the like, is an important raw material for manufacturing nitric acid and chemical fertilizers, can be combusted in oxygen to generate nitrogen and water, and does not discharge carbon dioxide.
In northwest and east coastal areas of China, wind energy resources are abundant, but in order to stably utilize wind energy, a thermal power generating unit and the like need to be subjected to peak shaving or battery energy storage, so if a compressed gas energy storage and chemical energy storage system based on synthetic ammonia can be developed, the system can convert the wind energy into air pressure potential energy and finally into chemical energy to be stored in energy storage substances, and huge changes can be brought to the utilization of the wind energy.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provides a compressed gas energy storage and chemical energy storage method and system based on synthetic ammonia, which can convert wind energy into air pressure potential energy and finally convert the air pressure potential energy into chemical energy to be stored in an energy storage substance.
In order to achieve the purpose, the compressed gas energy storage and chemical energy storage method based on synthetic ammonia comprises the following steps: electrolyzing water by utilizing the electricity output by the windmill to generate hydrogen, respectively compressing the hydrogen and the nitrogen by utilizing the electricity output by the windmill, mixing the compressed hydrogen and nitrogen, and then sending the mixture into the reactor to react and synthesize ammonia.
The compressed gas energy storage and chemical energy storage system based on synthetic ammonia comprises a nitrogen input pipeline, a windmill, a first motor, a nitrogen compressor, a high-pressure nitrogen tank, a mixer, a second motor, a hydrogen compressor, a high-pressure hydrogen tank, an electrolytic bath and a reactor;
the output end of the windmill is connected with a power interface of the first motor, a power interface of the second motor and a power interface of the electrolytic cell, the output shaft of the first motor is connected with the driving shaft of the nitrogen compressor, the output shaft of the second motor is connected with the driving shaft of the hydrogen compressor, the hydrogen outlet of the electrolytic cell is communicated with the inlet of the hydrogen compressor, the outlet of the hydrogen compressor is communicated with the inlet of the high-pressure hydrogen tank, the outlet of the high-pressure hydrogen tank is communicated with the inlet of the mixer, the nitrogen input pipeline is communicated with the inlet of the nitrogen compressor, the outlet of the nitrogen compressor is communicated with the inlet of the high-pressure nitrogen tank, the outlet of the high-pressure nitrogen tank is communicated with the inlet of the mixer, and the outlet of the mixer is communicated with the tube pass inlet of the reactor;
the tube side of the reactor is loaded with iron catalyst.
The device also comprises a separation device and a circulating gas compressor; the tube pass outlet of the reactor is communicated with the inlet of the separation device, the gas outlet of the separation device is communicated with the inlet of the circulating gas compressor, and the outlet of the circulating gas compressor is communicated with the inlet of the mixer.
Also comprises a liquid ammonia storage tank; the liquid outlet of the separation device is communicated with the inlet of the liquid ammonia storage tank.
The system also comprises a turbine, a heat regenerator, a precooler and a carbon dioxide compressor;
the shell-side outlet of the reactor is communicated with the inlet of the turbine, the outlet of the turbine is communicated with the hot-side inlet of the heat regenerator, the hot-side outlet of the heat regenerator is communicated with the hot-side outlet of the precooler, the hot-side outlet of the precooler is communicated with the inlet of the carbon dioxide compressor, the outlet of the carbon dioxide compressor is communicated with the cold-side inlet of the heat regenerator, and the cold-side outlet of the heat regenerator is communicated with the shell-side inlet of the reactor.
The turbine is connected with the circulating air compressor through a first coupling.
The turbine is connected with the carbon dioxide compressor through a second coupling.
The nitrogen at the inlet of the nitrogen compressor comes from an air separation process.
The invention has the following beneficial effects:
the compressed gas energy storage and chemical energy storage method and system based on synthetic ammonia provided by the invention have the advantages that during specific operation, water is electrolyzed by using electricity output by a windmill to generate hydrogen, the hydrogen and the nitrogen are respectively compressed by using the electricity output by the windmill, so that wind energy is converted into air pressure potential energy, the compressed hydrogen and nitrogen are mixed and then sent into a reactor to react and synthesize ammonia, so that the wind energy is finally converted into chemical energy and stored in an energy storage substance, and the compressed gas energy storage and chemical energy storage method and system based on synthetic ammonia have the characteristics of high energy density, long-term storage and wide application, so that the effective storage of the wind energy is realized.
Drawings
FIG. 1 is a schematic diagram of the system of the present invention.
Wherein, 1 is a windmill, 2 is a first motor, 3 is a nitrogen compressor, 4 is a high-pressure nitrogen tank, 5 is a mixer, 6 is a second motor, 7 is a hydrogen compressor, 8 is a high-pressure hydrogen tank, 9 is an electrolytic bath, 10 is a reactor, 11 is a separation device, 12 is a circulating gas compressor, 13 is a liquid ammonia storage tank, 14 is a turbine, 15 is a heat regenerator, 16 is a precooler, and 17 is a carbon dioxide compressor.
Detailed Description
In order to make the technical solutions of the present invention better understood, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, not all of the embodiments, and are not intended to limit the scope of the present disclosure. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present disclosure. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
There is shown in the drawings a schematic block diagram of a disclosed embodiment in accordance with the invention. The figures are not drawn to scale, wherein certain details are exaggerated and possibly omitted for clarity of presentation. The shapes of various regions, layers and their relative sizes and positional relationships shown in the drawings are merely exemplary, and deviations may occur in practice due to manufacturing tolerances or technical limitations, and a person skilled in the art may additionally design regions/layers having different shapes, sizes, relative positions, according to actual needs.
Referring to fig. 1, the compressed gas energy storage and chemical energy storage system based on synthetic ammonia according to the present invention includes a windmill 1, a first motor 2, a nitrogen compressor 3, a high-pressure nitrogen tank 4, a mixer 5, a second motor 6, a hydrogen compressor 7, a high-pressure hydrogen tank 8, an electrolytic tank 9, a reactor 10, a separation device 11, a recycle gas compressor 12, a liquid ammonia storage tank 13, a turbine 14, a heat regenerator 15, a precooler 16, and a carbon dioxide compressor 17;
the output end of the windmill 1 is connected with the power interface of the first motor 2, the power interface of the second motor 6 and the power interface of the electrolytic cell 9, the output shaft of the first motor 2 is connected with the driving shaft of the nitrogen compressor 3, the output shaft of the second motor 6 is connected with the driving shaft of the hydrogen compressor 7, the hydrogen outlet of the electrolytic cell 9 is communicated with the inlet of the hydrogen compressor 7, the outlet of the hydrogen compressor 7 is communicated with the inlet of the high-pressure hydrogen tank 8, the outlet of the high-pressure hydrogen tank 8 is communicated with the inlet of the mixer 5, the nitrogen input pipeline is communicated with the inlet of the nitrogen compressor 3, the outlet of the nitrogen compressor 3 is communicated with the inlet of the high-pressure nitrogen tank 4, the outlet of the high-pressure nitrogen tank 4 is communicated with the inlet of the mixer 5, the outlet of the mixer 5 is communicated with the tube pass inlet of the reactor 10, the tube pass outlet of the reactor 10 is communicated with the inlet of the separating device 11, the gas outlet of the separation device 11 is communicated with the inlet of a recycle gas compressor 12, the outlet of the recycle gas compressor 12 is communicated with the inlet of the mixer 5, and the liquid outlet of the separation device 11 is communicated with the inlet of a liquid ammonia storage tank 13.
The shell-side outlet of the reactor 10 is communicated with the inlet of the turbine 14, the outlet of the turbine 14 is communicated with the hot-side inlet of the regenerator 15, the hot-side outlet of the regenerator 15 is communicated with the hot-side outlet of the precooler 16, the hot-side outlet of the precooler 16 is communicated with the inlet of the carbon dioxide compressor 17, the outlet of the carbon dioxide compressor 17 is communicated with the cold-side inlet of the regenerator 15, and the cold-side outlet of the regenerator 15 is communicated with the shell-side inlet of the reactor 10.
The tube side of the reactor 10 is loaded with an iron catalyst.
The turbine 14 is connected to the recycle gas compressor 12 via a first coupling, and the turbine 14 is connected to the carbon dioxide compressor 17 via a second coupling.
The reactor 10 is of shell-and-tube construction.
The nitrogen at the inlet of the nitrogen compressor 3 comes from an air separation process.
The invention relates to a compressed gas energy storage and chemical energy storage method based on synthetic ammonia, which comprises the following steps: the water is electrolyzed by the electricity output from the windmill 1 to generate hydrogen, the hydrogen and the nitrogen are respectively compressed by the electricity output from the windmill, and the compressed hydrogen and nitrogen are mixed and then sent to the reactor 10 to react and synthesize ammonia.
The specific process is as follows:
the electric power generated by the windmill 1 drives the first motor 2, the second motor 6 and the electrolytic bath 9 to work, the first motor 2 drives the nitrogen compressor 3 to work, the second motor 6 drives the hydrogen compressor 7 to work, and the nitrogen compressor 3 pressurizes nitrogen to more than 10MPa and then sends the nitrogen to the high-pressure nitrogen tank 4 for storage; hydrogen generated by water electrolysis in an electrolytic cell 9 enters a hydrogen compressor 7 and is compressed to be more than 10MPa, then the hydrogen is sent to a high-pressure hydrogen tank 8 for storage, nitrogen output by a high-pressure nitrogen tank 4 and hydrogen output by the high-pressure hydrogen tank 8 enter a mixer 5 and are mixed according to the molar ratio of 1:3, then the mixture enters a tube pass of a reactor 10, the mixture reacts to generate ammonia under the conditions of 400-450 ℃ and 10MPa under the action of an iron catalyst in the tube pass of the reactor 10, then the mixture enters a separation device 11 for gas-liquid separation, wherein the separated gas is pressurized by a circulating gas compressor 12 and then is sent to the mixer 5, and the separated liquid enters a liquid ammonia storage tank 13 for storage;
the carbon dioxide working medium output by the shell side of the reactor 10 enters the turbine 14 to do work, then enters the hot side of the heat regenerator 15 to release heat, then enters the hot side of the precooler 16 to release heat, is pressurized by the carbon dioxide compressor 17 and then enters the cold side and the hot side of the heat regenerator 15 to absorb heat, and finally enters the shell side of the reactor 10 to absorb heat, so that the cycle is completed.
The turbine 14 rotates the recycle gas compressor 12 and the carbon dioxide compressor 17 via the first coupling and the second coupling.
When the wind energy is sufficient, the windmill 1 continuously generates electricity, the first motor 2 drives the nitrogen compressor 3 to normally work, the second motor 6 drives the hydrogen compressor 7 to normally work, the electrolytic bath 9 normally works, high-pressure nitrogen is stored in the high-pressure nitrogen tank 4, high-pressure hydrogen is stored in the high-pressure hydrogen tank 8, and the wind energy is converted into air pressure potential energy and chemical energy of the hydrogen to be stored. The capacity of processing nitrogen and hydrogen in the reactor 10 is smaller than the capacity of the nitrogen compressor 3 and the hydrogen compressor 7, and surplus high-pressure nitrogen is stored in the high-pressure nitrogen tank 4 and surplus high-pressure hydrogen is stored in the high-pressure hydrogen tank 8.
When the wind energy is insufficient, the normal operation of the reactor 101 is maintained by using the nitrogen and hydrogen stored in the high-pressure nitrogen tank 4 and the high-pressure hydrogen tank 8, and the synthesis ammonia reaction in the reactor 10 is kept to be normally performed.
It should be noted that the above-mentioned embodiments are only intended to illustrate the technical idea and features of the present invention, and the specific implementation methods, such as the nitrogen source of the nitrogen compressor 3, the operation conditions of the reactor 10, etc., can be modified and improved without thereby departing from the scope and essential spirit of the present invention as defined in the claims.
Claims (8)
1. A compressed gas energy storage and chemical energy storage method based on synthetic ammonia is characterized by comprising the following steps: electrolyzing water by using the electricity output by the windmill (1) to generate hydrogen, respectively compressing the hydrogen and the nitrogen by using the electricity output by the windmill, mixing the compressed hydrogen and nitrogen, and then sending the mixture into the reactor (10) to react and synthesize ammonia.
2. A compressed gas energy storage and chemical energy storage system based on synthetic ammonia is characterized by comprising a nitrogen input pipeline, a windmill (1), a first motor (2), a nitrogen compressor (3), a high-pressure nitrogen tank (4), a mixer (5), a second motor (6), a hydrogen compressor (7), a high-pressure hydrogen tank (8), an electrolytic bath (9) and a reactor (10);
the output end of the windmill (1) is connected with a power interface of a first motor (2), a power interface of a second motor (6) and a power interface of an electrolytic tank (9), the output shaft of the first motor (2) is connected with the driving shaft of a nitrogen compressor (3), the output shaft of the second motor (6) is connected with the driving shaft of a hydrogen compressor (7), the hydrogen outlet of the electrolytic tank (9) is communicated with the inlet of the hydrogen compressor (7), the outlet of the hydrogen compressor (7) is communicated with the inlet of a high-pressure hydrogen tank (8), the outlet of the high-pressure hydrogen tank (8) is communicated with the inlet of a mixer (5), a nitrogen input pipeline is communicated with the inlet of the nitrogen compressor (3), the outlet of the nitrogen compressor (3) is communicated with the inlet of a high-pressure nitrogen tank (4), the outlet of the high-pressure nitrogen tank (4) is communicated with the inlet of the mixer (5), the outlet of the mixer (5) is communicated with the tube-side inlet of the reactor (10);
the tube side of the reactor (10) is loaded with an iron catalyst.
3. A compressed gas energy storage and chemical energy storage system based on synthetic ammonia according to claim 2, characterized by further comprising a separation device (11) and a recycle gas compressor (12); the tube side outlet of the reactor (10) is communicated with the inlet of the separating device (11), the gas outlet of the separating device (11) is communicated with the inlet of the circulating gas compressor (12), and the outlet of the circulating gas compressor (12) is communicated with the inlet of the mixer (5).
4. A compressed gas energy storage and chemical energy storage system based on synthetic ammonia according to claim 3, characterized by further comprising a liquid ammonia storage tank (13); the liquid outlet of the separation device (11) is communicated with the inlet of the liquid ammonia storage tank (13).
5. A compressed gas energy storage and chemical energy storage system based on synthetic ammonia according to claim 3, further comprising a turbine (14), a regenerator (15), a precooler (16) and a carbon dioxide compressor (17);
the shell-side outlet of the reactor (10) is communicated with the inlet of the turbine (14), the outlet of the turbine (14) is communicated with the hot-side inlet of the regenerator (15), the hot-side outlet of the regenerator (15) is communicated with the hot-side outlet of the precooler (16), the hot-side outlet of the precooler (16) is communicated with the inlet of the carbon dioxide compressor (17), the outlet of the carbon dioxide compressor (17) is communicated with the cold-side inlet of the regenerator (15), and the cold-side outlet of the regenerator (15) is communicated with the shell-side inlet of the reactor (10).
6. A compressed gas energy storage and chemical energy storage system based on synthetic ammonia according to claim 5, characterized in that the turbine (14) is connected to the recycle gas compressor (12) by a first coupling.
7. A compressed gas energy storage and chemical energy storage system based on synthetic ammonia according to claim 5, characterized in that the turbine (14) is connected with the carbon dioxide compressor (17) through a second coupling.
8. A compressed gas energy storage and chemical energy storage system based on synthetic ammonia according to claim 2, characterized in that the nitrogen at the inlet of the nitrogen compressor (3) comes from an air separation process.
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2021
- 2021-11-25 CN CN202111417590.4A patent/CN114060216A/en active Pending
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| US5842345A (en) * | 1997-09-29 | 1998-12-01 | Air Products And Chemicals, Inc. | Heat recovery and power generation from industrial process streams |
| CN102099283A (en) * | 2008-07-22 | 2011-06-15 | 犹德有限公司 | Low energy process for the production of ammonia of methanol |
| CN106460567A (en) * | 2014-06-16 | 2017-02-22 | 西门子股份公司 | System and method for supplying an energy grid with energy from an intermittent renewable energy source |
| CN104806311A (en) * | 2015-03-17 | 2015-07-29 | 南京工业大学 | Novel amino thermochemical energy storage system |
| CN106287657A (en) * | 2016-09-14 | 2017-01-04 | 西安热工研究院有限公司 | Supercritical carbon dioxide Bretton and organic Rankine combined cycle thermal power generation system |
| WO2020191372A1 (en) * | 2019-03-21 | 2020-09-24 | Powerxpro, Llc | Method and system for electrical energy storage |
| CN110030049A (en) * | 2019-04-16 | 2019-07-19 | 华南理工大学 | A kind of amino solar heat chemical cycle electricity generation system and its working method |
| CN210396834U (en) * | 2019-08-02 | 2020-04-24 | 四季洋圃生物机电股份有限公司 | Supercritical power generation system |
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