CN109028271A - A kind of cooling heating and power generation system - Google Patents
A kind of cooling heating and power generation system Download PDFInfo
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- CN109028271A CN109028271A CN201810758733.XA CN201810758733A CN109028271A CN 109028271 A CN109028271 A CN 109028271A CN 201810758733 A CN201810758733 A CN 201810758733A CN 109028271 A CN109028271 A CN 109028271A
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- 238000010438 heat treatment Methods 0.000 title claims abstract description 34
- 238000001816 cooling Methods 0.000 title claims abstract description 28
- 238000010248 power generation Methods 0.000 title claims abstract description 14
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 85
- 238000005338 heat storage Methods 0.000 claims abstract description 22
- 239000002689 soil Substances 0.000 claims description 15
- 238000005057 refrigeration Methods 0.000 claims description 12
- 230000005611 electricity Effects 0.000 claims description 6
- 239000007788 liquid Substances 0.000 claims description 4
- 238000007710 freezing Methods 0.000 claims description 2
- 230000008014 freezing Effects 0.000 claims description 2
- 230000005855 radiation Effects 0.000 abstract description 5
- 239000002918 waste heat Substances 0.000 abstract 1
- 230000008676 import Effects 0.000 description 25
- 239000008400 supply water Substances 0.000 description 6
- 230000005494 condensation Effects 0.000 description 2
- 238000009833 condensation Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 239000002803 fossil fuel Substances 0.000 description 2
- 239000000446 fuel Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000003749 cleanliness Effects 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 230000001186 cumulative effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009313 farming Methods 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000010977 unit operation Methods 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24D—DOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
- F24D15/00—Other domestic- or space-heating systems
- F24D15/04—Other domestic- or space-heating systems using heat pumps
-
- 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
- F01K11/00—Plants characterised by the engines being structurally combined with boilers or condensers
- F01K11/02—Plants characterised by the engines being structurally combined with boilers or condensers the engines being turbines
-
- 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
- F01K17/00—Using steam or condensate extracted or exhausted from steam engine plant
- F01K17/02—Using steam or condensate extracted or exhausted from steam engine plant for heating purposes, e.g. industrial, domestic
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24D—DOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
- F24D17/00—Domestic hot-water supply systems
- F24D17/02—Domestic hot-water supply systems using heat pumps
-
- 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
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B10/00—Integration of renewable energy sources in buildings
- Y02B10/40—Geothermal heat-pumps
-
- 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
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
-
- 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
- Y02E20/00—Combustion technologies with mitigation potential
- Y02E20/14—Combined heat and power generation [CHP]
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Heat-Pump Type And Storage Water Heaters (AREA)
Abstract
本发明公开了一种冷热电联供系统，包括太阳能集热单元、短期蓄热单元、有机朗肯循环发电单元、跨季节蓄热供暖制冷单元和供热水单元。太阳能集热单元由太阳能集热器、水箱、换热管、泵顺次连接组成；短期蓄热单元由水箱，换热管组成；有机朗肯循环发电单元由膨胀机、发电机、回热器、冷凝器、泵、水箱、换热管顺次连接组成；跨季节蓄热供暖制冷单元由冷凝器、热泵机组、用户、地埋管、泵组成。本发明充分有效地利用了太阳能热，解决了太阳辐射强度受季节影响大，即夏季在满足用户需求的同时仍有大量余热，而冬季供热量不足的问题。本发明不需要消耗一次能源，节能环保，可同时满足人们在日常生活中对供电、制冷、供热和采暖的需求。
The invention discloses a combined cooling, heating and power supply system, which comprises a solar heat collection unit, a short-term heat storage unit, an organic Rankine cycle power generation unit, a cross-season heat storage heating and cooling unit and a hot water supply unit. The solar heat collection unit is composed of solar collectors, water tanks, heat exchange tubes, and pumps; the short-term heat storage unit is composed of water tanks and heat exchange tubes; the organic Rankine cycle power generation unit is composed of expanders, generators, and regenerators. , condenser, pump, water tank, and heat exchange tubes are connected in sequence; the cross-season heat storage heating and cooling unit is composed of condenser, heat pump unit, user, buried pipe, and pump. The invention fully and effectively utilizes solar heat, and solves the problem that the intensity of solar radiation is greatly affected by seasons, that is, there is still a large amount of waste heat in summer while satisfying user needs, and the problem of insufficient heat supply in winter. The invention does not need to consume primary energy, is energy-saving and environment-friendly, and can simultaneously meet people's needs for power supply, cooling, heating and heating in daily life.
Description
Technical field
The present invention relates to a kind of solar utilization technique more particularly to a kind of cooling heating and power generation systems.
Background technique
With the raising of our people's income level and the promotion of quality of the life, comfort level requirement of the people to indoor environment
Also higher and higher.In summer, people are generally very big to cold demand；In winter, not only there is large area heating in the north, and south supplies
Also cumulative year after year, the whole nation are growing warm area for warm range.Meanwhile increasing with household appliances quantity and frequency of use,
The power consumption per family of people quicklys increase, and power demand is increasing, this allows for network load and greatly increases.
Developing distributed energy supply can not only generate electricity, freezes, heat, and can also reduce the loss of energy sources conversion, drop
Energy and cost allowance caused by low transport and dispatching, and help to promote power grid power supply reliability and reduce user to power grid
Dependence effectively solves the problems, such as that network load is big.In addition, in some relatively remote rural areas, mountain area, farming and pastoral area, island fishing
Village both increases power supply due to natural mal-conditions such as the particularity of geographical environment, the various resources of relative shortage, refrigeration and
The difficulty of heating.This just determines the superiority using distributed energy supply.According to the difference of fuel, distributed energy resource system can
It is divided into and several principal modes such as uses fossil energy, uses renewable energy and use secondary energy sources and garbage fuel.
In recent years, the consumption of the fossil fuels such as coal, petroleum not only makes energy shortage, and make greenhouse effects, haze,
The environmental problems such as PM2.5 is exceeded are got worse, thus people there is an urgent need to develop it is big, cleanliness without any pollution using resource reserve can
The renewable sources of energy.Wherein, solar energy is inexhaustible with its, nexhaustible, clean and environmental protection, it is renewable the advantages that and become fossil fuel
Alternative energy source, certain concern at home and abroad has been obtained.Since solar energy energy-flux density is low, day and night irradiation is uneven, yin
Fine day irradiation is uneven, causes the discontinuity of solar radiation；In addition, solar energy is in summer due to being influenced by season
Can ample supply, and have biggish excess heat, but in winter, solar radiation greatly reduces, and cannot steadily provide and fill
The heat of foot, seriously constrains the wide popularization and application of solar energy.
Summary of the invention
The object of the present invention is to provide a kind of cooling heating and power generation systems.
The purpose of the present invention is what is be achieved through the following technical solutions:
Cooling heating and power generation system of the invention, preferable specific embodiment is:
Including solar thermal unit, diurnal storage unit, Organic Rankine Cycle generator unit, cross-season heat-storage heating system
Cold unit and heat supply water unit；
The solar thermal unit includes solar thermal collector, hot water storage tank and pump one, and solar thermal collector outlet connects
Hot water storage tank is connect, hot water storage tank is by one connection solar thermal collector import of pump；
The diurnal storage unit is equipped with heat exchanger tube, water using the hot water storage tank as water container heat exchanger in water container heat exchanger
The heat source import connection solar thermal collector outlet of case heat exchanger, the thermal source outlet of water container heat exchanger are connected to the sun by pump one
The import of energy heat collector, the cold source outlet connection expanding machine of water container heat exchanger, cold source import connect the cold source outlet of regenerator；
The Organic Rankine Cycle generator unit further includes pump three, the expansion using the water container heat exchanger as evaporator
Machine, generator, the regenerator and condenser, the import of the expanding machine connect the cold source outlet of the water container heat exchanger, institute
The outlet for stating expanding machine connects the heat source import of the condenser by the regenerator, and the condenser thermal source outlet connects institute
Pump three is stated, three outlet of pump connects the cold source import of the regenerator, and the cold source outlet of the regenerator connects the water tank
The cold source import of heat exchanger, the cold source outlet of the water container heat exchanger connect the expanding machine, and the output end of the expanding machine connects
Then generator；
The cross-season heat-storage heating refrigeration unit include the condenser, pump four, pump five, heat pump unit, user end,
Underground pipe one and underground pipe two, the underground pipe one connect the condenser cold source import by valve four, and the condenser is cold
Source outlet connects the pump four by valve three, and the outlet of the pump four connects the underground pipe one, goes out in the underground pipe one
There is a branch to connect the heat pump unit by valve one on pipeline between mouth and valve four, the heat pump unit is connected to
The user end comes out from the user end and is connected to the pump four and the condensation through the heat pump unit and valve two
On pipeline between the outlet of device cold source, the underground pipe two by valve seven be connected to the valve one and the heat pump unit it
Between inlet ductwork on, the heat pump unit connects the user end, comes out from the user end through the heat pump unit
The underground pipe two is connected with valve six；
The heat supply water unit includes the sequentially connected hot water storage tank, pump two, valve five, user.
As seen from the above technical solution provided by the invention, cooling heating and power generation system provided in an embodiment of the present invention,
Since using the hot water storage tank solar heat storage that daytime is extra, for evening or the cloudy day uses or offer user's life is hot
Water solves the discontinuity of solar radiation；The solar heat that summer has more than needed is stored in soil using underground pipe, simultaneously will
Cold taking-up in soil is used for the refrigeration of user；Winter, then stored thermal energy is extracted to the warm life of confession for being used for user
Hot water living.
Detailed description of the invention
Fig. 1 is cooling heating and power generation system structural schematic diagram provided in an embodiment of the present invention.
Specific embodiment
The embodiment of the present invention will be described in further detail below.What is be not described in detail in the embodiment of the present invention is interior
Appearance belongs to the prior art well known to professional and technical personnel in the field.
Cooling heating and power generation system of the invention, preferable specific embodiment is:
Including solar thermal unit, diurnal storage unit, Organic Rankine Cycle generator unit, cross-season heat-storage heating system
Cold unit and heat supply water unit；
The solar thermal unit includes solar thermal collector, hot water storage tank and pump one, and solar thermal collector outlet connects
Hot water storage tank is connect, hot water storage tank is by one connection solar thermal collector import of pump；
The diurnal storage unit is equipped with heat exchanger tube, water using the hot water storage tank as water container heat exchanger in water container heat exchanger
The heat source import connection solar thermal collector outlet of case heat exchanger, the thermal source outlet of water container heat exchanger are connected to the sun by pump one
The import of energy heat collector, the cold source outlet connection expanding machine of water container heat exchanger, cold source import connect the cold source outlet of regenerator；
The Organic Rankine Cycle generator unit further includes pump three, the expansion using the water container heat exchanger as evaporator
Machine, generator, the regenerator and condenser, the import of the expanding machine connect the cold source outlet of the water container heat exchanger, institute
The outlet for stating expanding machine connects the heat source import of the condenser by the regenerator, and the condenser thermal source outlet connects institute
Pump three is stated, three outlet of pump connects the cold source import of the regenerator, and the cold source outlet of the regenerator connects the water tank
The cold source import of heat exchanger, the cold source outlet of the water container heat exchanger connect the expanding machine, and the output end of the expanding machine connects
Then generator；
The cross-season heat-storage heating refrigeration unit include the condenser, pump four, pump five, heat pump unit, user end,
Underground pipe one and underground pipe two, the underground pipe one connect the condenser cold source import by valve four, and the condenser is cold
Source outlet connects the pump four by valve three, and the outlet of the pump four connects the underground pipe one, described to go out in underground pipe one
There is a branch to connect the heat pump unit by valve one on pipeline between mouth and valve four, the heat pump unit is connected to
The user end comes out from the user end and is connected to the pump four and the condensation through the heat pump unit and valve two
On pipeline between the outlet of device cold source, the underground pipe two by valve seven be connected to the valve one and the heat pump unit it
Between inlet ductwork on, the heat pump unit connects the user end, comes out from the user end through the heat pump unit
The underground pipe two is connected with valve six；
The heat supply water unit includes the sequentially connected hot water storage tank, pump two, valve five, user.
In summer, valve three, valve four are opened, closes valve one, valve two, which is taken by underground pipe one from underground
Cooling capacity out is then stored in soil by the gas heating come out from expanding machine within the condenser；Valve six, valve seven are opened,
The cooling capacity taken out from underground pipe two enters heat pump unit and carries out refrigeration cycle, provides cooling capacity to user；The heat discharged in user
Amount is stored in soil by underground pipe two；
In winter, valve three, valve four are closed, valve one, valve two, valve six, valve seven is opened, will be stored in summer
Heat in soil is taken out, and supplies user by heat pump unit.
In solar energy abundance on daytime, the hot water storage tank is by increasing the water temperature in water tank for heat storage more than needed
Get up, when at night or cloudy, utilizes the thermal energy in hot water storage tank that the Organic Rankine Cycle generator unit is driven to generate electricity.
When solar energy abundance, the thermal energy being stored in the hot water storage tank can drive Organic Rankine Cycle generate electricity and
The daily life hot water of user can be provided.
Medium in the underground pipe is light water, or is mixed with the water of freezing liquid.
Cooling heating and power generation system of the invention is stored extra solar heat on daytime using hot water storage tank, at night
Or the cloudy day uses or provides user domestic hot-water, solves the discontinuity of solar radiation；Summer is had more than needed using underground pipe
Solar heat is stored in soil, while the cold taking-up in soil being used for the refrigeration of user；Winter, then by stored thermal energy
Extract the warm domestic hot-water of confession for user.
Specific embodiment:
Referring to Fig.1, the present embodiment includes solar thermal unit, diurnal storage unit, Organic Rankine Cycle generator unit
With cross-season heat-storage heating refrigeration unit, heat supply water unit；
The solar thermal unit includes solar thermal collector E1, heat exchanger tube E3, one P1 of pump.Solar thermal collector E1 goes out
Mouth connection hot water storage tank E2, hot water storage tank E2 is by one P1 connection solar thermal collector E1 import of pump.It is followed to constitute a son
Loop system.
The diurnal storage unit includes hot water storage tank E2, heat exchanger tube E3 and heat exchanger tube E4.The heat source of hot water storage tank E2 into
Mouthful outlet connection solar thermal collector E1, the thermal source outlet of water tank E2 by one P1 of pump be connected to solar thermal collector E1 into
Mouthful, the cold source outlet connection expanding machine E5 of hot water storage tank E2, cold source import connects the outlet of regenerator E7 cold source；
The Organic Rankine Cycle generator unit includes pump three P3, evaporator (water container heat exchanger), expanding machine E5, generator
E6, regenerator E7 and condenser E8, wherein the import connection water container heat exchanger cold source outlet of expanding machine E5, the outlet of expanding machine E5
By regenerator E7 connection condenser E8 heat source import, the outlet condenser E8 thermal source outlet connection three P3 of pump, three P3 of pump is connected back to
Hot device E7 cold source import, regenerator E7 cold source outlet connection hot water storage tank heat exchanger cold source import, the outlet of water container heat exchanger cold source
Expanding machine E5 is connected, the output end of expanding machine E5 is connected to generator E6；
The cross-season heat-storage heating refrigeration unit includes condenser E8, four P4 of pump, pump five P5, heat pump unit E9, user
Two E13 of end E11, one E12 of underground pipe and underground pipe, wherein one E12 of underground pipe passes through four V4 connection condenser E8 cold source of valve
Import, the outlet of condenser E8 cold source pump four P4 by three V3 connection of valve, and the outlet of four P4 of pump connects one E12 of underground pipe；In addition,
There is a branch to pass through one V1 connection heat pump unit E9 of valve on pipeline between the outlet one E12 of underground pipe and four V4 of valve,
Heat pump unit E9 is connected to user end E11, comes out from user end E11 and is connected to pump four through heat pump unit E9 and two V2 of valve
On pipeline between P4 and the outlet of condenser E8 cold source；Two E13 of underground pipe is connected to one V1 of valve and heat pump by seven V7 of valve
In inlet ductwork between unit E9, heat pump unit E9 connection user end E11 is come out from user end E11 through heat pump unit
E9 connects two E13 of underground pipe with six V6 of valve
The heat supply water unit is water tank E2, two P2 of pump, five V5 of valve, user E10 are sequentially connected with.
When running under summer operating mode, solar energy is converted into thermal energy by solar thermal collector E1, and passes through heat exchanger tube E3
The water in water tank is transferred thermal energy to, the temperature of water is increased, the water of high temperature heats heat exchanger tube E4, makes organic in heat exchanger tube E4
Working medium evaporates into expanding machine E5, pushes expanding machine E5 acting, so that generator E6 be driven to generate electricity, what is come out from expanding machine E5 is useless
Gas enters regenerator E7, is condensed into liquid subsequently into condenser E8, then becomes highly pressurised liquid by three P3 of pump, subsequently into
Regenerator E7 is preheated, and heat exchanger tube E4 is entered after preheating and completes a circulation.At this point, three V3 of valve, four V4 of valve, valve six
V6, seven V7 of valve are opened, and one V1 of valve, two V2 of valve are closed, and the cooling capacity that the working medium in one E12 of underground pipe absorbs underground passes through valve
Four V4 of door enter condenser E8, in condenser E8, by three V3 of valve, pump four after being heated from the gas that expanding machine E5 comes out
P4 enters one E12 of underground pipe, is stored in soil.At the same time, the underground cooling capacity that working medium absorbs in two E13 of underground pipe passes through valve
Seven V7 of door enter heat pump unit E9 and carry out refrigeration cycle, and by end E11 to user's E10 cooling supply, the heat in user E10 also leads to
It crosses heat pump unit E9 and is discharged into underground pipe, be stored in soil；
When being run under operating condition in winter, solar thermal unit and Organic Rankine Cycle generator unit operation and summer operating mode
It is identical, and in cross-season heat-storage heating refrigeration unit, three V3 of valve, four V4 of valve are closed, one V1 of valve, two V2 of valve, valve
Six V6, seven V7 of valve are opened, and the working medium absorption summer in one E12 of underground pipe is stored in the heat in soil, by one V1 of valve
Temperature is further increased after into heat pump unit E9, is then user E10 heating, the working medium in two E13 of underground pipe absorbs summer
The heat being stored in soil enters heat pump unit E9 by seven V7 of valve and promotes temperature as user E10 heating.Meanwhile user
Cooling capacity in E10 respectively enters one E12 of underground pipe and underground pipe two by two V2 of valve, pump four P4 and six V6 of valve, five P5 of pump
In E13, it is stored in soil.To reach the cross-season heat-storage heating refrigeration effect in storage winter in summer.
When running under daytime operating condition, when solar heat abundance, water tank can be by heat storage more than needed in water, that night
When upper solar thermal collector does not work, this partial heat can make Organic Rankine Cycle generator unit continue even running.Meanwhile
Five V5 of valve is opened, can be used the hot water supply user E10 in water tank by pumping two P2.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto,
Within the technical scope of the present disclosure, any changes or substitutions that can be easily thought of by anyone skilled in the art,
It should be covered by the protection scope of the present invention.Therefore, protection scope of the present invention should be with the protection model of claims
Subject to enclosing.
Claims (5)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810758733.XA CN109028271A (en) | 2018-07-11 | 2018-07-11 | A kind of cooling heating and power generation system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810758733.XA CN109028271A (en) | 2018-07-11 | 2018-07-11 | A kind of cooling heating and power generation system |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110645732A (en) * | 2019-10-30 | 2020-01-03 | 中国长江三峡集团有限公司 | Comprehensive energy system based on reversible expansion machine and operation method |
| CN112302751A (en) * | 2019-08-02 | 2021-02-02 | 国家电投集团科学技术研究院有限公司 | Energy storage power generation system of seasonal heat-retaining is striden in coupling |
| CN112762424A (en) * | 2021-01-07 | 2021-05-07 | 中国船舶重工集团新能源有限责任公司 | Solar thermoelectric coupling system based on combination of heat storage and compression heat pump and operation method thereof |
| CN114033518A (en) * | 2021-10-27 | 2022-02-11 | 中国长江三峡集团有限公司 | Comprehensive energy system based on carbon dioxide Carnot battery and operation method |
| CN114234278A (en) * | 2022-01-14 | 2022-03-25 | 吴兆流 | Photoelectric hydrogen production heating cold and hot water combined supply device |
| WO2022100088A1 (en) * | 2020-11-13 | 2022-05-19 | 至玥腾风科技集团有限公司 | Cooling, heating and power supply-combined system of micro-combustion turbine in building |
| CN116123727A (en) * | 2022-12-19 | 2023-05-16 | 北京清云能源集团有限公司 | Combined cooling heating power system combining electric heat storage equipment and organic Rankine cycle |
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