CN209763538U - Combined cooling heating and power system coupling geothermal energy and solar energy - Google Patents
Combined cooling heating and power system coupling geothermal energy and solar energy Download PDFInfo
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- CN209763538U CN209763538U CN201822123126.4U CN201822123126U CN209763538U CN 209763538 U CN209763538 U CN 209763538U CN 201822123126 U CN201822123126 U CN 201822123126U CN 209763538 U CN209763538 U CN 209763538U
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- water
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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
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/27—Relating to heating, ventilation or air conditioning [HVAC] technologies
- Y02A30/274—Relating to heating, ventilation or air conditioning [HVAC] technologies using waste energy, e.g. from internal combustion engine
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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
- 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
- Y02B10/20—Solar thermal
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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
- 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]
- Y02B30/62—Absorption based systems
- Y02B30/625—Absorption based systems combined with heat or power generation [CHP], e.g. trigeneration
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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
- Y02E10/10—Geothermal energy
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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
- Y02E10/40—Solar thermal energy, e.g. solar towers
- Y02E10/46—Conversion of thermal power into mechanical power, e.g. Rankine, Stirling or solar thermal engines
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- Heat-Pump Type And Storage Water Heaters (AREA)
Abstract
the utility model discloses a combined cooling heating and power system coupling geothermal energy and solar energy, which comprises a power generation device, a waste heat utilization device, a smoke plate heat exchange device, a soil source heat pump device, a solar heat collection device and a water collection and distribution device, wherein the smoke exhaust of a smoke hot water type absorption heat pump is divided into two parts, one part enters a smoke plate heat exchanger I to prepare domestic hot water, and the other part enters a smoke plate heat exchanger II to heat heating water from the soil source heat pump device; the solar heat collection device is also used for heating water from the soil source heat pump device; the heat supply temperature of the ground source heat pump is increased secondarily by the aid of flue gas waste heat and a solar photo-thermal technology, efficient coupling of a traditional combined cooling heating and power system and the ground source heat pump system is achieved, waste heat waste and heat loss are reduced, and energy supply stability of renewable energy sources is improved.
Description
Technical Field
The utility model relates to an energy technical field especially relates to a cold and hot electricity trigeminy supplies system of coupling geothermal energy and solar energy, is a fossil fuel that has integrateed key unit technologies such as waste heat cascade utilization technique, soil source heat pump technique, solar photothermal technique and renewable energy combined together cold and hot electricity trigeminy supplies system and method.
background
The distributed energy system is a medium and small energy conversion and utilization system which is directly oriented to users, can produce and supply energy on site according to the requirements of the users, has multiple functions and can meet multiple targets. The distributed combined cooling heating and power technology conforms to the scientific energy utilization principle of 'temperature to mouth and gradient utilization', and is an important way for realizing energy conservation and emission reduction. The multi-energy complementary distributed energy system is an expansion of the application of the traditional distributed energy, particularly an integrated optimization and complementation of fossil energy and renewable energy, and has wider prospect.
In the practical application process, the energy supply temperature (heating supply return water temperature 60/40 ℃ and cooling supply return water temperature 7/12 ℃) can be directly realized by the internal combustion engine type combined cooling heating and power system, the cooling temperature of the soil source heat pump can reach, the heating temperature is lower (the supply return water temperature is generally 48/40 ℃), when the internal combustion engine type combined cooling, heating and power system and the soil source heat pump system are supplied with energy jointly, in order to ensure the energy supply temperature to be consistent, the heating water with two qualities needs to be supplied after being mixed by the water collecting device, and unnecessary heat energy waste is caused in the mixing process. How to realize the efficient coupling of the conventional distributed energy and the renewable energy is a practical technical problem to be solved urgently by those skilled in the art.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
In order to overcome the defects of the prior art, the utility model provides a combined cooling heating and power system which couples geothermal energy and solar energy.
(II) the adopted technical scheme
A combined cooling heating and power system coupling geothermal energy and solar energy comprises a power generation device, a waste heat utilization device, a smoke plate heat exchange device, a soil source heat pump device, a solar heat collection device and a water collection and distribution device;
The power generation equipment comprises an internal combustion engine and a generator connected with the internal combustion engine;
The waste heat utilization equipment comprises a smoke hot water type heat absorption heat pump connected with the internal combustion engine;
The smoke plate heat exchange device comprises a smoke plate heat exchanger I3 which is connected with the smoke hot water type heat absorption heat pump and used for heating domestic hot water and a smoke plate heat exchanger II used for heating water of the soil heat source pump device;
Smoke of the internal combustion engine and cylinder liner water enter a smoke hot water type heat absorption heat pump to serve as a driving heat source, one part of the smoke discharged by the smoke hot water type absorption heat pump enters a smoke plate heat exchanger to heat domestic hot water, and the other part of the smoke discharged by the smoke hot water type absorption heat pump enters the smoke plate heat exchanger to heat heating water from a soil source heat pump device;
the water collecting and distributing device comprises a water collecting device and a water distributing device; after being divided by the water dividing device, the cold supply/heat supply backwater respectively enters the smoke hot water type absorption heat pump and the soil source heat pump device for heat exchange, and then returns to the water collecting device for cold supply/heat supply;
The solar heat collection device heats the heating water of the soil source heat pump device and then sends the heating water to the water collection device.
The soil source heat pump device is a voltage compression heat pump and comprises an evaporator, a condenser, an expansion valve and a compressor, wherein the evaporator, the condenser, the expansion valve and the compressor form a circulation through a heat exchange pipeline;
In the heating mode, the condenser is connected with the heat supply backwater to heat the heat supply backwater, and the evaporator absorbs heat from the soil through a pipeline; under the refrigeration mode, the evaporator absorbs the heat of the cold supply backwater from the cold supply backwater connection, and the condenser releases heat to the soil through a pipeline.
A valve I and a valve II are respectively arranged on a smoke exhaust pipeline connected with the smoke hot water type absorption heat pump, the smoke plate heat exchanger I and the smoke plate heat exchanger II; a valve III is arranged on a pipeline connecting the soil source heat pump device and the solar heat collecting device, and a valve V is arranged at the inlet of the pipeline connecting the soil source heat pump device and the smoke plate heat exchanger II; a valve IV is arranged between a water inlet pipeline of the smoke plate heat exchanger II, which is connected with the soil source heat pump device, and a water outlet pipeline of the smoke plate heat exchanger II, which is connected with the water collecting device;
In the heating mode, the valve I, the valve II, the valve III and the valve V are opened, the valve IV is closed, and the heat supply backwater is heated by the soil source heat pump device, secondarily heated by the smoke plate heat exchanger or the solar heat collection device and then enters the water collection device;
in the refrigeration mode, the valve I and the valve IV are opened, the valve II, the valve III and the valve V are closed, and cold supply backwater directly enters the water collecting device after being cooled by the soil source heat pump.
And the cylinder sleeve water after heat exchange of the smoke hot water type heat absorption heat pump enters the internal combustion engine again.
The smoke hot water type heat absorption heat pump is a smoke hot water type lithium bromide absorption heat pump.
(III) the utility model has the advantages that:
(1) The heat supply temperature of the soil source heat pump is increased secondarily by the waste heat of the flue gas, the recycling of low-grade waste heat is realized, the energy supply quality of renewable energy is improved, the efficient coupling of a traditional combined cooling heating and power system and a soil source heat pump system is realized, and waste heat and heat loss are reduced;
(2) The heat supply temperature of the soil source heat pump is secondarily increased through a solar photo-thermal technology, and the heat supply temperature is matched with a flue gas waste heat recovery technology for application, so that the energy supply stability of renewable energy sources is improved;
(3) the coupling system is superior to the traditional superposition application, and the comprehensive energy utilization rate of the multi-energy complementary system is improved.
Drawings
Fig. 1 is a structural diagram of the present invention.
1, an internal combustion engine; 2-a waste heat utilization device; 3-a smoke plate heat exchanger; 4-a smoke plate heat exchanger; 5-evaporator/condenser; 6-evaporator/condenser; 7-a solar heat collection device; 8-a water collecting device; 9-a water diversion device; 10-a generator; 11-a compressor; 12-an expansion valve;
s 1, S 2, S 3 -Smoke;
W 1, W 2 -liner water of the internal combustion engine;
L 1, L 2, L 3, L 4, L 5, L 6 -cooling/heating circulating water;
V 1, V 2, V 3, V 4 and V 5 -valves.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
The utility model discloses a coupling geothermal energy and solar energy's cold and hot electricity trigeminy supplies system can improve the heat supply temperature of soil source heat pump through flue gas waste heat and solar photothermal technology secondary, realizes traditional cold and hot electricity trigeminy supplies system and soil source heat pump system's high-efficient coupling, reduces waste heat waste and heat loss, improves renewable energy supply stability.
as shown in fig. 1, the utility model comprises a power generation device, a waste heat utilization device, a smoke plate heat exchange device, a soil source heat pump device, a solar heat collection device 7 and a water collection and distribution device.
The power generation apparatus includes an internal combustion engine 1 and a generator 10 connected to the internal combustion engine 1, the generator 10 being used to supply power.
the waste heat utilization equipment comprises a smoke hot water type heat absorption heat pump 2 connected with the internal combustion engine 1.
the smoke plate heat exchange device comprises a smoke plate heat exchanger I3 which is connected with the smoke hot water type heat absorption heat pump 2 and used for heating domestic hot water and a smoke plate heat exchanger II 4 used for heating water of the soil heat source pump device; flue gas S1 and cylinder liner water W1 of the internal combustion engine 1 enter the flue gas hot water type heat absorption heat pump 2 to be used as a driving heat source, and flue gas S2 of the flue gas hot water type heat absorption heat pump 2 is divided into two parts, wherein one part enters the smoke plate heat exchanger I3 to heat domestic hot water, and the other part enters the smoke plate heat exchanger II 4 to heat heating water from the soil source heat pump device. The cylinder jacket water W2 after heat exchange of the smoke hot water type heat absorption heat pump 2 reenters the internal combustion engine 1.
The smoke hot water type heat absorption heat pump 2 can select a smoke hot water type lithium bromide absorption heat pump.
The water collecting and distributing device comprises a water collecting device 8 and a water distributing device 9; after the cold/heat supply backwater is divided by the water dividing device 9, one path of cold/heat supply circulating water L2 enters the smoke hot water type absorption heat pump 2 for heat exchange, the cold/heat supply circulating water L3 after heat exchange enters the water collecting device 8, the other path of cold/heat supply circulating water L1 enters the soil source heat pump device for heat exchange, the cold/heat supply circulating water L4 after heat exchange enters the smoke plate heat exchanger II 4 for heat exchange again, and the cold/heat supply circulating water L5 after heat exchange returns to the water collecting device 8.
the utility model discloses still set up solar heat collection device 7 for heating soil source heat pump device's heating water, cooling/heat supply circulating water L4 promptly, cooling/heat supply circulating water L4 becomes cooling/heat supply circulating water L6 after solar heat collection device 7 heats, sends into water-collecting device 8 equally, and water-collecting device 8 carries out cooling/heat supply as cooling/heat supply feedwater with the hot water of collecting.
The utility model discloses a soil source heat pump device is a voltage compression heat pump, which comprises an evaporator, a condenser, an expansion valve 12 and a compressor 11, wherein the evaporator 5, the condenser 6, the expansion valve 12 and the compressor 11 form a circulation through a heat exchange pipeline; in the heating mode, the device 6 is a condenser, the device 5 is an evaporator, the condenser is connected with the heat supply backwater to heat the heat supply backwater, and the evaporator absorbs heat from the soil through a pipeline; under the refrigeration mode, the device 6 is an evaporator, the device 5 is a condenser, the evaporator is connected with and absorbs heat of cold supply backwater from the cold supply backwater, and the condenser releases heat into soil through a pipeline.
A smoke exhaust pipeline connected with a smoke hot water type absorption heat pump 2, a smoke plate heat exchanger I3 and a smoke plate heat exchanger II 4 is respectively provided with a valve IV 1 and a valve II V 2, a pipeline connected with a soil source heat pump device and a solar heat collection device 7 is provided with a valve III V 3, a pipeline inlet of the soil source heat pump device connected with the smoke plate heat exchanger II 4 is provided with a valve V 5, a valve IV 4 is arranged between a water inlet pipeline connected with the smoke plate heat exchanger II 4 and a water outlet pipeline connected with a water collection device 8, in a heating mode, a valve I V 1, a valve II V 2, a valve III V 3 and a valve V 5 are opened, the valve IV 4 is closed, heat supply backwater is heated by the soil source heat pump device and then secondarily heated by the smoke plate heat exchanger 4 or the solar heat collection device 7 and then enters the water collection device 8, the opening degree of each valve is adjusted according to the demand or the weather condition of the life hot water, in a refrigeration mode, the valves V 1 and V68525 are opened, the valve IV 733, the valve II V 2, the valve V3884 and the cold supply backwater is directly cooled by the soil source heat pump device after the weather.
In the description herein, particular features, structures, materials, or characteristics may be combined in any suitable manner in any one or more embodiments or examples.
The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the scope of the present invention should be covered by the protection scope of the present invention.
Claims (5)
1. A combined cooling heating and power system coupling geothermal energy and solar energy is characterized in that:
comprises a power generation device, a waste heat utilization device, a smoke plate heat exchange device, a soil source heat pump device, a solar heat collection device (7) and a water collection and distribution device;
the power generation device comprises an internal combustion engine (1) and a power generator (10) connected with the internal combustion engine (1);
the waste heat utilization equipment comprises a smoke hot water type heat absorption heat pump (2) connected with the internal combustion engine (1);
The smoke plate heat exchange device comprises a smoke plate heat exchanger I (3) which is connected with the smoke hot water type heat absorption heat pump (2) and is used for heating domestic hot water and a smoke plate heat exchanger II (4) used for heating water of the soil heat source pump device;
Flue gas (S 1) and cylinder sleeve water (W 1) of the internal combustion engine (1) enter a flue gas hot water type heat absorption heat pump (2) to be used as a driving heat source, one part of the flue gas discharged by the flue gas hot water type absorption heat pump (2) enters a smoke plate heat exchanger I (3) to heat domestic hot water, and the other part of the flue gas discharged by the flue gas hot water type absorption heat pump enters a smoke plate heat exchanger II (4) to heat heating water from a soil source heat pump device;
the water collecting and distributing device comprises a water collecting device (8) and a water distributing device (9); after being divided by the water dividing device (9), the cold supply/heat supply backwater respectively enters the smoke hot water type absorption heat pump (2) and the soil source heat pump device for heat exchange, and then returns to the water collecting device for cold supply/heat supply;
the solar heat collection device (7) heats the heating water of the soil source heat pump device and then sends the heating water to the water collection device (8).
2. a combined cooling, heating and power system coupling geothermal energy and solar energy according to claim 1, wherein:
The soil source heat pump device is a voltage compression heat pump and comprises an evaporator, a condenser, an expansion valve (12) and a compressor (11), wherein the evaporator, the condenser, the expansion valve (12) and the compressor (11) form circulation through a heat exchange pipeline;
in the heating mode, the condenser is connected with the heat supply backwater to heat the heat supply backwater, and the evaporator absorbs heat from the soil through a pipeline; under the refrigeration mode, the evaporator absorbs the heat of the cold supply backwater from the cold supply backwater connection, and the condenser releases heat to the soil through a pipeline.
3. A combined cooling, heating and power system coupling geothermal energy and solar energy according to claim 1, wherein:
a valve I (V 1) and a valve II (V 2) are respectively arranged on a smoke exhaust pipeline connected with the smoke hot water type absorption heat pump (2), the smoke plate heat exchanger I (3) and the smoke plate heat exchanger II (4), a valve III (V 3) is arranged on a pipeline connected with the soil source heat pump device and the solar heat collection device (7), a valve V (V 5) is arranged at the inlet of the pipeline connected with the soil source heat pump device and the smoke plate heat exchanger II (4), and a valve IV (V 4) is arranged between a water inlet pipeline connected with the smoke plate heat pump device II (4) and a water outlet pipeline connected with the water collection device (8);
In the heating mode, a valve I (V 1), a valve II (V 2), a valve III (V 3) and a valve V (V 5) are opened, a valve IV (V 4) is closed, and heat supply backwater is heated by a soil source heat pump device, secondarily heated by a smoke plate heat exchanger (4) or a solar heat collection device (7) and then enters a water collection device (8);
in the refrigeration mode, the valve I (V 1) and the valve IV (V 4) are opened, the valve II (V 2), the valve III (V 3) and the valve V (V 5) are closed, and cold supply backwater directly enters the water collecting device (8) after being cooled by the soil source heat pump.
4. A combined cooling, heating and power system coupling geothermal energy and solar energy according to claim 1, wherein:
And the cylinder sleeve water (W 2) after heat exchange of the smoke hot water type heat absorption heat pump (2) enters the internal combustion engine (1) again.
5. a combined cooling, heating and power system coupling geothermal energy and solar energy according to claim 1, wherein:
The smoke hot water type heat absorption heat pump (2) is a smoke hot water type lithium bromide absorption heat pump.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822123126.4U CN209763538U (en) | 2018-12-18 | 2018-12-18 | Combined cooling heating and power system coupling geothermal energy and solar energy |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822123126.4U CN209763538U (en) | 2018-12-18 | 2018-12-18 | Combined cooling heating and power system coupling geothermal energy and solar energy |
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| Publication Number | Publication Date |
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| CN209763538U true CN209763538U (en) | 2019-12-10 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201822123126.4U Active CN209763538U (en) | 2018-12-18 | 2018-12-18 | Combined cooling heating and power system coupling geothermal energy and solar energy |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115059594A (en) * | 2022-07-07 | 2022-09-16 | 中国人民解放军军事科学院国防工程研究院 | Deep ground space water, electricity and refrigeration multi-combined supply system |
| CN115727569A (en) * | 2022-11-25 | 2023-03-03 | 北方工业大学 | Solar total reflection light gathering type ground source heat pump performance enhancing device |
-
2018
- 2018-12-18 CN CN201822123126.4U patent/CN209763538U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115059594A (en) * | 2022-07-07 | 2022-09-16 | 中国人民解放军军事科学院国防工程研究院 | Deep ground space water, electricity and refrigeration multi-combined supply system |
| CN115059594B (en) * | 2022-07-07 | 2024-05-03 | 中国人民解放军军事科学院国防工程研究院 | Deep space water, electricity and refrigeration multi-combined supply system |
| CN115727569A (en) * | 2022-11-25 | 2023-03-03 | 北方工业大学 | Solar total reflection light gathering type ground source heat pump performance enhancing device |
| CN115727569B (en) * | 2022-11-25 | 2023-08-15 | 北方工业大学 | Solar total reflection condensing absorption type soil source heat pump performance enhancing device |
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