CN107905864A - A kind of energy-storing and power-generating system and its control method - Google Patents
A kind of energy-storing and power-generating system and its control method Download PDFInfo
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- CN107905864A CN107905864A CN201711116393.2A CN201711116393A CN107905864A CN 107905864 A CN107905864 A CN 107905864A CN 201711116393 A CN201711116393 A CN 201711116393A CN 107905864 A CN107905864 A CN 107905864A
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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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- General Engineering & Computer Science (AREA)
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Abstract
The present invention relates to field of energy utilization, discloses a kind of energy-storing and power-generating system and its control method, it includes：It is sequentially connected concentrated ammonia liquor storage tank, generator, separator, condenser, liquid ammonia storage tank, the turbo-expander in turbine power generation unit, evaporator and the absorber for forming circulation loop, wherein, the condenser is connected with the first outlet on the separator top, and the generator is connected with low-grade heat source；Supercharging branch is further included, one end of the supercharging branch is connected with the bottom of the liquid ammonia storage tank, and the other end of the supercharging branch is connected with the top of the liquid ammonia storage tank；Dilute ammonia branch is further included, the both ends of dilute ammonia branch are connected with the separator and the absorber respectively, wherein, dilute ammonia branch is connected with the second outlet of the separator lower part.Energy-storing and power-generating system provided by the present invention enough realizes energy storage, power generation and refrigeration using low grade heat energy.
Description
Technical field
The present invention relates to technical field of energy utilization, more particularly to a kind of energy-storing and power-generating system, and above-mentioned energy storing and electricity generating
The control method of system.
Background technology
Concern suffered by China's energy and environmental issue increasingly increases, and energy-saving and emission-reduction and Renewable Energy Development become weight
In it is weight.The utilization of industrial waste heat is a Main way of energy-saving and emission-reduction, but the utilization of current only high temperature waste hot is more perfect,
Middle low-temperature waste heat is relatively low due to hot grade, it is difficult to recycles.In addition, renewable energy power is due to by geographical conditions and nature
The limitation of condition, it is general that there is intermittent and unstability, its popularization and application is subject to certain obstruction；Network load due to
Peak-valley difference caused by the periodic job at family end and work and rest continues to increase, and the safe and highly efficient operation of power grid and supply depot equipment is made
Into certain influence；Energy storage technology can not only lift the quality of renewable energy power by storage-power generation, additionally it is possible to for electricity
Net provides spare capacity.Therefore, the energy storage technology of low-grade heat source driving is developed to solving the above problems with highly important
Meaning.
The content of the invention
(1) technical problems to be solved
It is an object of the present invention to provide a kind of energy-storing and power-generating system, it is intended at least solves the prior art or correlation technique
Present in one of technical problem.
It is a further object to provide a kind of control method of energy-storing and power-generating system, it is intended at least solves existing skill
One of technical problem present in art or correlation technique.
(2) technical solution
In order to solve the above technical problem, the present invention provides a kind of energy-storing and power-generating system, it includes：It is sequentially connected composition
Turbine expansion in the concentrated ammonia liquor storage tank of circulation loop, generator, separator, condenser, liquid ammonia storage tank, turbine power generation unit
Machine, evaporator and absorber, wherein, the condenser is connected with the first outlet on the separator top, the generator with
Low-grade heat source connects；The first control valve is provided between the concentrated ammonia liquor storage tank and the generator, is stored up in the liquefied ammonia
The second control valve is provided between tank and the turbo-expander, the first transfer tube is additionally provided with the circulation loop；
Supercharging branch is further included, one end of the supercharging branch is connected with the bottom of the liquid ammonia storage tank, the supercharging branch
The other end on road is connected with the top of the liquid ammonia storage tank, and supercharging device and the 3rd control are additionally provided with the supercharging branch
Valve；
Dilute ammonia branch is further included, the both ends of dilute ammonia branch are connected with the separator and the absorber respectively, its
In, dilute ammonia branch is connected with the second outlet of the separator lower part, the weak aqua ammonia storage tank and the separator it
Between be provided with the 4th control valve, the 5th control valve is provided between the weak aqua ammonia storage tank and the absorber, described dilute
The second transfer tube is additionally provided with ammonia branch.
Wherein, solution heat exchanger is additionally provided with the circulation loop, the solution heat exchanger is located at the absorber
Between the concentrated ammonia liquor storage tank, the weak aqua ammonia in the concentrated ammonia liquor and dilute ammonia branch that are come out from the absorber passes through described
Solution heat exchanger carries out heat transfer.
Wherein, controller, first transfer tube, second transfer tube, first control valve, described are further included
Two control valves, the third control valve, the 4th control valve and the 5th control valve are connected with the controller respectively；Institute
State and pressure gauge is additionally provided with liquid ammonia storage tank, the pressure gauge is connected with the controller.
Wherein, low grade heat energy includes waste heat, the waste heat produced in middle low temperature photo-thermal, underground heat, and industrial processes.
Wherein, further include the first cooling circulation loop, the condenser is located on the first cooling circulation loop, this
Cooling column or air cooler are additionally provided with one cooling circulation loop.
Wherein, the second cooling circulation loop is further included, the absorber is located on the second cooling circulation loop, described cold
But tower or the air cooler are also disposed on the second cooling circulation loop.
Wherein, the energy-storing and power-generating system is powered by power grid valley power or renewable energy power.
Present invention also offers a kind of control method of energy-storing and power-generating system, it includes energy storage pattern and releases energy pattern：
Under energy storage pattern, the first control valve and the 4th control valve are opened, closes the second control valve, third control valve, the
Five control valves, make the concentrated ammonia liquor in concentrated ammonia liquor storage tank enter heating of absorbing heat in generator, are then separated into high pressure ammonia through separator
Steam and hot weak aqua ammonia, are stored in liquid ammonia storage tank, hot weak aqua ammonia is stored in dilute after the condensed device cooling liquid of high pressure ammonia steam
In tank used for storing ammonia；
Can close the first control valve and the 4th control valve under pattern releasing, open third control valve, so that liquefied ammonia from institute
State liquid ammonia storage tank bottom and flow to supercharging device, and liquefied ammonia is back to after being heated as ammonia steam by the heat source in the supercharging device
Tank top is to be pressurized liquid ammonia storage tank, when the pressure in the liquid ammonia storage tank reaches preset pressure, opens the second control
Valve processed, the 5th control valve, make high pressure ammonia steam enter expansion work in turbo-expander and drive engine to generate electricity, described
The weary ammonia of turbo-expander discharge enters back into absorber after entering evaporator heat absorption expansion, in the absorber with from described
The weak aqua ammonia of outflow is mixed to form concentrated ammonia liquor and flows back into concentrated ammonia liquor storage tank in weak aqua ammonia storage tank, and the ammonia steam is in evaporator
Cold is provided while interior heat absorption, realizes refrigeration.
Wherein, the concentrated ammonia liquor flowed out out of described absorber passes through the weak aqua ammonia in solution heat exchanger and dilute ammonia branch
Carry out heat transfer.
Wherein, the preset pressure is 3MPa.
(3) beneficial effect
Energy-storing and power-generating system provided by the present invention by the way that low-grade heat source is stored in high-pressure liquid ammonia and hot ammonium hydroxide, and
Discharged when needing in the form of electric energy, not only can be with so as to may advantageously facilitate the comprehensive utilization of low grade heat energy
It is spare to participate in peak load regulation network, offer capacity, the consumption of intermittent renewable electricity power can also be promoted, while provide cold energy.
Brief description of the drawings
Fig. 1 is a kind of structure diagram of the preferred embodiment of energy-storing and power-generating system according to the present invention；
In figure：1：Concentrated ammonia liquor storage tank；2：First transfer tube；3：Generator；4：Separator；5：Condenser；6：Liquid ammonia storage tank；
7：Supercharging device；8：Turbo-expander；9：Generator；10：Evaporator；11：Cold-storage water tank；12：Absorber；13：Cooling tower；
14：Weak aqua ammonia storage tank；15：Second transfer tube；16：Solution heat exchanger；17：First control valve；18：Second control valve；19：3rd
Control valve；20：4th control valve；21：5th control valve；22：6th control valve.
Embodiment
With reference to the accompanying drawings and examples, the embodiment of the present invention is described in further detail.Following instance
For illustrating the present invention, but it is not limited to the scope of the present invention.
In the description of the present invention, it is to be understood that term " " center ", " longitudinal direction ", " transverse direction ", " length ", " width ",
" thickness ", " on ", " under ", "front", "rear", "left", "right", " vertical ", " level ", " top ", " bottom " " interior ", " outer ", " up time
The orientation or position relationship of the instruction such as pin ", " counterclockwise ", " axial direction ", " radial direction ", " circumferential direction " be based on orientation shown in the drawings or
Position relationship, is for only for ease of and describes the present invention and simplify description, rather than indicates or imply that signified device or element must
There must be specific orientation, with specific azimuth configuration and operation, therefore be not considered as limiting the invention.
In addition, term " first ", " second " are only used for description purpose, and it is not intended that instruction or hint relative importance
Or the implicit quantity for indicating indicated technical characteristic.Thus, define " first ", the feature of " second " can be expressed or
Implicitly include at least one this feature.In the description of the present invention, " multiple " are meant that at least two, such as two, three
It is a etc., unless otherwise specifically defined.
In the present invention, unless otherwise clearly defined and limited, term " installation ", " connected ", " connection ", " fixation " etc.
Term should be interpreted broadly, for example, it may be fixedly connected or be detachably connected, or integrally；Can be that machinery connects
Connect or be electrically connected or can communicate each other；It can be directly connected, can also be indirectly connected by intermediary, can be with
It is the interaction relationship of connection inside two elements or two elements, unless otherwise restricted clearly.For this area
For those of ordinary skill, the concrete meaning of above-mentioned term in the present invention can be understood as the case may be.
Fig. 1 shows an a kind of preferred embodiment of energy-storing and power-generating system according to the present invention.As shown in the figure, the energy storage
Electricity generation system includes being sequentially connected concentrated ammonia liquor storage tank 1, generator 3, separator 4, condenser 5, the liquid for forming circulation loop
Turbo-expander 8, evaporator 10 and absorber 12 in ammonia storage tank 6, turbine power generation unit, wherein, condenser 5 and separator 4
The first outlet connection on top, generator 3 are connected with low-grade heat source.Is provided between concentrated ammonia liquor storage tank 1 and generator 3
One control valve 17, the second control valve 18 is provided between liquid ammonia storage tank 6 and turbo-expander 8, is also set up on circulation loop
There is the first transfer tube 2 of the circulation medium in driving cycle circuit.The energy-storing and power-generating system further includes supercharging branch, is pressurized branch
One end be connected with the bottom of liquid ammonia storage tank 6, the other end for being pressurized branch is connected with the top of liquid ammonia storage tank 6, supercharging branch
On be additionally provided with 7 and second control valve 18 of supercharging device, wherein, supercharging device 7 is connected with supplying heat source (such as low-grade heat source).
In addition, the energy-storing and power-generating system further includes dilute ammonia branch, the both ends of dilute ammonia branch are connected with separator 4 and absorber 12 respectively,
Wherein, dilute ammonia branch is connected with the second outlet of 4 lower part of separator, and is provided between weak aqua ammonia storage tank 14 and separator 4
Four control valves 20, are provided with the 5th control valve 21 between 12 pipe of weak aqua ammonia storage tank 14 and absorber, are also set on dilute ammonia branch
It is equipped with the second transfer tube 15.
The energy-storing and power-generating system includes two kinds of operating modes：Energy storage pattern and release can pattern.In use, first turn on energy storage
Pattern, that is, open the first control valve 17 and the 4th control valve 20, closes the second control valve 18, third control valve the 19, the 5th controls
Valve 21, and open the first transfer tube 2 so that the concentrated ammonia liquor in concentrated ammonia liquor storage tank 1 enters under the driving of the first transfer tube 2 to be occurred
In device 3, separator 4 is entered after heat source heats, and high pressure ammonia and hot weak aqua ammonia are separated into separator 4, hot weak aqua ammonia
It is downwardly into weak aqua ammonia storage tank 14 and stores, high pressure ammonia enters in condenser 5, and liquefaction is liquefied ammonia under the cooling of condenser 5,
Subsequently into being stored in liquid ammonia storage tank 6, energy storage Pattern completion.After energy storage Pattern completion, liquefied ammonia and hot weak aqua ammonia are respectively in liquefied ammonia
Storage tank 6 in weak aqua ammonia storage tank 14 with keeping in.
When needing to release energy, energy pattern is released in unlatching, that is, closes the first control valve 17 and the 4th control valve 20, opens the 3rd control
Valve 19 processed, so that liquefied ammonia flow to supercharging device 7 from 6 bottom of liquid ammonia storage tank, and ammonia is heated as by the heat source in supercharging device 7
The top of liquid ammonia storage tank 6 is back to after steam to be pressurized to liquid ammonia storage tank 6, when the pressure in liquid ammonia storage tank 6 reaches preset pressure
When, the second control valve 18, the 5th control valve 21 are opened, high pressure ammonia steam is entered expansion work in turbo-expander 8 and drives
Generator 9 generates electricity, and the weary ammonia that turbo-expander 8 is discharged enters back into absorber 12 after entering the heat absorption expansion of evaporator 10,
Concentrated ammonia liquor is mixed to form with the weak aqua ammonia of the outflow out of weak aqua ammonia storage tank 14 and flow back into concentrated ammonia liquor storage tank 1 in absorber 12
It is interior.Ammonia steam provides cold in evaporator 10 while heat absorption, realize refrigeration, such as cold can be passed through coolant media (example
Such as water) form be stored in cold-storage water tank 11.
Energy-storing and power-generating system provided by the present invention by the way that low-grade heat source is stored in high-pressure liquid ammonia and hot ammonium hydroxide, and
Discharged when needing in the form of electric energy, not only can be with so as to may advantageously facilitate the comprehensive utilization of low grade heat energy
Realize the storage of electric energy, moreover it is possible to meet with cold demand.
Preferably, it is additionally provided with solution heat exchanger 16 on circulation loop, solution heat exchanger 16 is located at absorber 12 and dense
Between tank used for storing ammonia 1, the weak aqua ammonia in the concentrated ammonia liquor and dilute ammonia branch that are come out from absorber 12 is carried out by solution heat exchanger 16
Heat transfer, further to increase the utilization ratio of energy.
Preferably, which further includes controller (not shown), the first transfer tube 2, the second transfer tube 15,
One control valve 17, the second control valve 18, third control valve 19, the 4th control valve 20 and the 5th control valve 21 connect with controller respectively
Connect, to be turned on and off under the control of the controller respectively.Pressure gauge (not shown), pressure gauge are additionally provided with liquid ammonia storage tank 6
It is connected with controller, when causing the pressure detected by pressure gauge in liquid ammonia storage tank 6 to reach preset pressure, passes through controller control
Related valve processed is turned on and off.
Specifically, low-grade heat source refers herein to that temperature is relatively low, is not easy to the heat source that directly utilizes, such as middle low temperature
The nature heat source such as photo-thermal, underground heat, substantial amounts of waste heat, the waste heat produced in level-one process of factory production.
Preferably, which is powered by power grid valley power or renewable energy power, to realize power grid tune
Peak or regenerative resource consumption.
Further, in order to promote dilute ammonia of the weary ammonia fully with being flowed out from weak aqua ammonia storage tank 14 discharged from evaporator 10
Water is mixed to form concentrated ammonia liquor, and preferably the energy-storing and power-generating system further includes the first cooling circulation loop, and condenser 5 is located at first confession
On SAPMAC method circuit, cooling tower 13 or air cooler are additionally provided with the first cooling circulation loop.Furthermore it is preferred that the energy storage system
Cooling system further includes the second cooling circulation loop, and absorber 12, cooling tower 13 or air cooler are located at the second cooling circulation loop
On.
In addition, heat stored in liquid ammonia storage tank 6 and weak aqua ammonia storage tank 14 produces loss in order to prevent, preferably liquefied ammonia stores up
Insulating layer is both provided with outside the tank skin of tank 6 and weak aqua ammonia storage tank 14.
In addition, the 6th control valve 22 is additionally provided between absorber 12 and concentrated ammonia liquor storage tank 1 on circulation line, the 6th
Control valve 22 is connected with controller, so as to the break-make of control loop pipeline.
The invention also discloses a kind of control method of above-mentioned energy-storing and power-generating system, it includes energy storage pattern and releases energy mould
Formula,
Under energy storage pattern, the first control valve 17 and the 4th control valve 20 are opened, closes the control of the second control valve the 18, the 3rd
Valve 19, the 5th control valve 21, make the concentrated ammonia liquor in concentrated ammonia liquor storage tank 1 enter heating of absorbing heat in generator 3, then through separator 4
High pressure ammonia steam and hot weak aqua ammonia are separated into, is stored in after condensed 5 cooling liquid of device of high pressure ammonia steam in liquid ammonia storage tank 6, heat
Weak aqua ammonia is stored in weak aqua ammonia storage tank 14；
In the case where releasing energy pattern, the first control valve 17 and the 4th control valve 20 are closed, third control valve 19 is opened, so that liquid
Ammonia flow to supercharging device 7 from 6 bottom of liquefied ammonia storage storage tank, and is returned after being heated as ammonia steam by the supplying heat source in supercharging device 7
To the top of liquid ammonia storage tank 6 to be pressurized to liquid ammonia storage tank 6, when the pressure in liquid ammonia storage tank 6 reach preset pressure (such as
When 3MPa), open the second control valve 18, the 5th control valve 21, make high pressure ammonia steam enter turbo-expander 8 in expansion work simultaneously
Generator 9 is driven to generate electricity, the weary ammonia that turbo-expander 8 is discharged enters back into absorber after entering the heat absorption expansion of evaporator 10
12, concentrated ammonia liquor is mixed to form with the weak aqua ammonia of the outflow out of weak aqua ammonia storage tank 14 and flow back into concentrated ammonia liquor storage tank in absorber 12
In 1.Ammonia steam provides cold in evaporator 10 while heat absorption, realize refrigeration.
Preferably, out of absorber 12 outflow concentrated ammonia liquor by the weak aqua ammonia in solution heat exchanger 16 and dilute ammonia branch into
Row heat transfer, to further improve the utilization rate of low-grade energy.
The foregoing is merely a prefered embodiment of the invention, is not intended to limit the invention, it is all the present invention spirit and
Within principle, any modification, equivalent replacement, improvement and so on, should all be included in the protection scope of the present invention.
Claims (10)
- A kind of 1. energy-storing and power-generating system, it is characterised in that including：It is sequentially connected and forms the concentrated ammonia liquor storage tank of circulation loop, occurs Device, separator, condenser, liquid ammonia storage tank, the turbo-expander in turbine power generation unit, evaporator and absorber, wherein, it is described Condenser is connected with the first outlet on the separator top, and the generator is connected with low-grade heat source；In the concentrated ammonia liquor The first control valve is provided between storage tank and the generator, is provided between the liquid ammonia storage tank and the turbo-expander Second control valve, is additionally provided with the first transfer tube on the circulation loop；Supercharging branch is further included, one end of the supercharging branch is connected with the bottom of the liquid ammonia storage tank, the supercharging branch The other end is connected with the top of the liquid ammonia storage tank, and supercharging device and third control valve are additionally provided with the supercharging branch；Dilute ammonia branch is further included, the both ends of dilute ammonia branch are connected with the separator and the absorber respectively, wherein, institute The second outlet that dilute ammonia branch is stated with the separator lower part connects, and is set between the weak aqua ammonia storage tank and the separator There is the 4th control valve, the 5th control valve is provided between the weak aqua ammonia storage tank and the absorber, in dilute ammonia branch On be additionally provided with the second transfer tube.
- 2. energy-storing and power-generating system according to claim 1, it is characterised in that be additionally provided with solution on the circulation loop Heat exchanger, the solution heat exchanger come out dense between the absorber and the concentrated ammonia liquor storage tank from the absorber Weak aqua ammonia in ammonium hydroxide and dilute ammonia branch carries out heat transfer by the solution heat exchanger.
- 3. energy-storing and power-generating system according to claim 2, it is characterised in that further include controller, first transfer tube, Second transfer tube, first control valve, second control valve, the third control valve, the 4th control valve and 5th control valve is connected with the controller respectively；Be additionally provided with pressure gauge in the liquid ammonia storage tank, the pressure gauge with The controller connection.
- 4. energy-storing and power-generating system according to claim 1, it is characterised in that low grade heat energy include middle low temperature photo-thermal, Waste heat, the waste heat produced in heat, and industrial processes.
- 5. energy-storing and power-generating system according to claim 1, it is characterised in that the first cooling circulation loop is further included, it is described Condenser is located on the first cooling circulation loop, and cooling column or air cooler are additionally provided with the first cooling circulation loop.
- 6. energy-storing and power-generating system according to claim 5, it is characterised in that the second cooling circulation loop is further included, it is described Absorber is located on the second cooling circulation loop, and the cooling tower or the air cooler are also disposed at described second and supply SAPMAC method On circuit.
- 7. according to the energy-storing and power-generating system any one of claim 1-6, it is characterised in that the energy-storing and power-generating system by Power grid valley power or renewable energy power power supply.
- 8. a kind of control method of energy-storing and power-generating system, it is characterised in that including energy storage pattern and release energy pattern：Under energy storage pattern, the first control valve and the 4th control valve are opened, closes the second control valve, third control valve, the 5th control Valve processed, makes the concentrated ammonia liquor in concentrated ammonia liquor storage tank enter heating of absorbing heat in generator, is then separated into high pressure ammonia steam through separator With hot weak aqua ammonia, it is stored in after the condensed device cooling liquid of high pressure ammonia steam in liquid ammonia storage tank, hot weak aqua ammonia is stored in weak aqua ammonia In storage tank；Can close the first control valve and the 4th control valve under pattern releasing, open third control valve, so that liquefied ammonia from the liquid Ammonia tank bottom flow to supercharging device, and is back to liquid ammonia storage tank after being heated as ammonia steam by the heat source in the supercharging device Top is to be pressurized liquid ammonia storage tank, when the pressure in the liquid ammonia storage tank reaches preset pressure, the second control valve of unlatching, 5th control valve, makes high pressure ammonia steam enter expansion work in turbo-expander and drives engine to generate electricity, the turbine The weary ammonia of expanding machine discharge enters back into absorber after entering evaporator heat absorption expansion, in the absorber with from dilute ammonia The weak aqua ammonia of outflow is mixed to form concentrated ammonia liquor and flows back into concentrated ammonia liquor storage tank in water storage tank, and the ammonia steam is inhaled in evaporator Cold is provided while hot, realizes refrigeration.
- 9. control method according to claim 8, it is characterised in that the concentrated ammonia liquor flowed out out of described absorber passes through molten Liquid heat exchanger carries out heat transfer with the weak aqua ammonia in dilute ammonia branch.
- 10. control method according to claim 8, it is characterised in that the preset pressure is 3MPa.
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| CN201711116393.2A CN107905864B (en) | 2017-11-13 | 2017-11-13 | A kind of energy-storing and power-generating system and its control method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN117073435A (en) * | 2023-10-17 | 2023-11-17 | 百穰新能源科技(深圳)有限公司 | Gas-liquid two-phase energy storage system, control method and control module |
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| US20130036737A1 (en) * | 2011-08-09 | 2013-02-14 | Linde Aktiengesellschaft | Power generation from low-temperature heat |
| CN103983039A (en) * | 2014-06-04 | 2014-08-13 | 泰山集团股份有限公司 | Waste heat ammonia absorption power generation refrigerator and liquid ammonia power generation device |
| CN105952598A (en) * | 2016-06-06 | 2016-09-21 | 江苏乐科节能科技股份有限公司 | Ammonia-water energy storage system and method |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20130036737A1 (en) * | 2011-08-09 | 2013-02-14 | Linde Aktiengesellschaft | Power generation from low-temperature heat |
| CN103983039A (en) * | 2014-06-04 | 2014-08-13 | 泰山集团股份有限公司 | Waste heat ammonia absorption power generation refrigerator and liquid ammonia power generation device |
| CN105952598A (en) * | 2016-06-06 | 2016-09-21 | 江苏乐科节能科技股份有限公司 | Ammonia-water energy storage system and method |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN117073435A (en) * | 2023-10-17 | 2023-11-17 | 百穰新能源科技(深圳)有限公司 | Gas-liquid two-phase energy storage system, control method and control module |
| CN117073435B (en) * | 2023-10-17 | 2024-02-02 | 百穰新能源科技(深圳)有限公司 | Gas-liquid two-phase energy storage system, control method and control module |
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| CN107905864B (en) | 2018-10-30 |
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Effective date of registration: 20190401 Address after: 230601 Ziyun Road 299, Jingkai District, Hefei City, Anhui Province Co-patentee after: Tsinghua University Patentee after: Power Science Research Institute of Anhui Electric Power Co., Ltd. Co-patentee after: Anhui Electric Power Co., Ltd. Co-patentee after: Wuhu Power Co., Ltd. Anhui Power Co., Ltd. Address before: 100084 Tsinghua Yuan, Beijing, Tsinghua Yuan, Beijing 100084-82 mailbox Patentee before: Tsinghua University |