CN204227753U - A kind of solar energy, biogas associating heat pump - Google Patents
A kind of solar energy, biogas associating heat pump Download PDFInfo
- Publication number
- CN204227753U CN204227753U CN201420445914.4U CN201420445914U CN204227753U CN 204227753 U CN204227753 U CN 204227753U CN 201420445914 U CN201420445914 U CN 201420445914U CN 204227753 U CN204227753 U CN 204227753U
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- triple valve
- biogas
- interface
- valve
- heat exchanger
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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
- Y02E10/44—Heat exchange systems
-
- 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
- Y02P80/00—Climate change mitigation technologies for sector-wide applications
- Y02P80/10—Efficient use of energy, e.g. using compressed air or pressurized fluid as energy carrier
- Y02P80/15—On-site combined power, heat or cool generation or distribution, e.g. combined heat and power [CHP] supply
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- Heat-Pump Type And Storage Water Heaters (AREA)
Abstract
The utility model discloses a kind of solar energy, biogas associating heat pump, comprise biogas supply system, the heat pump fluid circulatory system, solar energy utilization system and exhaust gas heat recovering and purifying system.Biogas supply system comprises methane-generating pit, air accumulator and heater, heater is installed in methane-generating pit, the heat pump fluid circulatory system comprises compressor, condenser coil, choke valve, Intermediate Heat Exchanger, biogas internal combustion engine, water tank, air-source heat exchanger, four-way change-over valve, the first triple valve and the second triple valve, biogas internal combustion engine drive compressor, solar energy utilization system comprises solar thermal collector, water pump, the 3rd triple valve and the 4th triple valve, and exhaust gas heat recovering and purifying system comprises described heater and exhaust gas cleaner.This system utilizes biogas drive cooling in summer, heat supply in winter and provide hot water to combine, and utilizes the tail gas heating methane-generating pit of biogas combustion, promotes the fermentation of microorganism, thus ensure that the output of biogas, ensures the reliable continuous service of system.
Description
Technical field
The utility model relates to a kind of solar energy, biogas associating heat pump.
Background technology
Along with the growing tension of the energy, country advocates energetically and taps a new source of energy, and encourages to use secondary energy sources.
Rural resource is horn of plenty comparatively, if human and animal excreta and a large amount of stalks etc. are all the raw material producing biogas, therefore can carry out a large amount of production biogas, and the supply that biogas mode can ensure biogas produced by this " certainly originate from and disappear " type.
Solar energy is a kind of huge renewable and clean energy resource, and have inexhaustible, cheap, the feature such as safety and cleanliness without any pollution, be more and more subject to people's attention at present, solar utilization technique is developed rapidly.
But solar energy is unstable, biogas produce the restriction being subject to temperature greatly, therefore sun instability, the temperature how improved in methane-generating pit how is solved, improve the output of biogas, ensure that the reliable of biogas continues supply, simultaneously how for user provides more institute calorific requirement to be the difficult problem faced at present.
Utility model content
The purpose of this utility model is the technological deficiency for existing in prior art, and provide a kind of solar energy, biogas to combine heat pump, the energy utilizing solar energy to provide as low level heat energy for user provides heat, while utilizing biogas combustion to drive compressor, utilize tail gas heating methane-generating pit, improve biogas output.
The technical scheme adopted for realizing the purpose of this utility model is:
A kind of solar energy, biogas associating heat pump, comprise biogas supply system, the heat pump fluid circulatory system, solar energy utilization system and exhaust gas heat recovering and purifying system, described biogas supply system comprises methane-generating pit, air accumulator and heater, described heater is installed in described methane-generating pit, and the biogas that described methane-generating pit produces is stored in described air accumulator, the described heat pump fluid circulatory system comprises compressor, condenser coil, choke valve, Intermediate Heat Exchanger, biogas internal combustion engine, water tank, air-source heat exchanger, four-way change-over valve, the first triple valve and the second triple valve, compressor described in described biogas internal combustion engine drive, described air accumulator is connected with the air feed end of described biogas internal combustion engine, the outlet of described compressor is connected with the first interface of described four-way change-over valve, second interface of described four-way change-over valve is connected with the entrance of described condenser coil, the outlet of described condenser coil is connected by the first interface of described choke valve with described first triple valve, second interface of described first triple valve is connected with the entrance of described air-source heat exchanger, 3rd interface of described first triple valve is connected with described Intermediate Heat Exchanger refrigeration working medium entrance, the refrigeration working medium outlet of described Intermediate Heat Exchanger is connected with the first interface of described second triple valve, the outlet of described air heat exchanger is connected with the second interface of described second triple valve, 3rd interface of described second triple valve is connected with the 3rd interface of described four-way change-over valve, 4th interface of described four-way change-over valve is connected with the entrance of described compressor, form the circulation of refrigeration working medium, described solar energy utilization system comprises solar thermal collector, water pump, 3rd triple valve and the 4th triple valve, the outlet of described solar thermal collector is connected with the first interface of described 3rd triple valve, second interface of described 3rd triple valve is connected with the water inlet of described Intermediate Heat Exchanger, 3rd interface of described 3rd triple valve is connected with the entrance of described water tank, the water out of described Intermediate Heat Exchanger is connected with the first interface of described 4th triple valve, second interface of described 4th triple valve is connected with described pump entrance, described exit of pump is connected with the entrance of described solar thermal collector, 3rd interface of described 4th triple valve is connected with the outlet of described water tank, form water circulation, described exhaust gas heat recovering and purifying system comprises described heater and exhaust gas cleaner, and the offgas outlet of described biogas internal combustion engine is connected with the entrance of described heater, and the outlet of described heater is connected with described exhaust gas cleaner, when heating, when intensity of solar radiation is enough large, makes solar thermal collector, the 3rd triple valve, water tank, the 4th triple valve and water pump form water circulation, directly utilize solar energy for user's heat supply, when intensity of solar radiation is very little so that water temperature is very low, make by regulating the second triple valve and the first triple valve that working medium flows through compressor successively, compressor got back to by condenser coil, choke valve, air-source heat exchanger, the heat that described air-source heat exchanger absorbs in air uses for user, when intensity of solar radiation is not enough, regulate described 3rd triple valve and the 4th triple valve, solar thermal collector, the 3rd triple valve, Intermediate Heat Exchanger, the 4th triple valve and water pump is made to form water circulation, the heat absorbed in solar thermal collector uses for user, while solar-heating, making by regulating the second triple valve and the first triple valve that working medium flows through compressor successively, condenser coil, choke valve, Intermediate Heat Exchanger, four-way change-over valve get back to described compressor, supplementing the deficiency of solar-heating, during refrigeration, four-way change-over valve is utilized to change refrigeration working medium flow direction in the duct, make by regulating the second triple valve and the first triple valve that working medium flows through compressor successively, air-source heat exchanger, choke valve, condenser coil get back to described compressor, for user side provides cold.
Compared with prior art, the beneficial effects of the utility model are:
Solar energy of the present utility model, biogas associating heat pump utilizes these secondary energy sources of biogas drive cooling in summer, heat supply in winter and provide hot water to combine, and improves the utilization rate of solar energy heat pump system and decreases the utilization of primary energy; Further, utilize the tail gas heating methane-generating pit of biogas combustion, promote the fermentation of microorganism, thus ensure that the output of biogas, ensure the reliable continuous service of system, there is the advantage of the high and good stability of capacity usage ratio.Meanwhile, exhaust gas cleaner environmentally safe is utilized.
Accompanying drawing explanation
Figure 1 shows that the schematic diagram of a kind of solar energy of the utility model, biogas associating heat pump;
Figure 2 shows that the schematic diagram utilizing solar energy direct heating part;
Figure 3 shows that air source heat pump heat supply partial schematic diagram;
Figure 4 shows that Solar Heat Pump Heating System partial schematic diagram;
Figure 5 shows that solar energy, biogas associating heat pump refrigeration schematic diagram.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
The schematic diagram of the utility model solar energy, biogas associating heat pump as Figure 1-Figure 5, comprises biogas supply system, the heat pump fluid circulatory system, solar energy utilization system and exhaust gas heat recovering and purifying system.Described biogas supply system comprises methane-generating pit 8, air accumulator 6 and heater 7, and described heater 7 is installed in described methane-generating pit 8, and the biogas produced in described methane-generating pit 8 is stored in described air accumulator 6.The described heat pump fluid circulatory system comprises compressor 1, condenser coil 15, choke valve 3, Intermediate Heat Exchanger 12, biogas internal combustion engine 5, water tank 2, air-source heat exchanger 4, four-way change-over valve 10, first triple valve 11 and the second triple valve 16, described biogas internal combustion engine 5 drives described compressor 1, and described air accumulator 6 is connected with the air feed end of described biogas internal combustion engine 5.The outlet of described compressor 1 is connected with the first interface of described four-way change-over valve 10, second interface of described four-way change-over valve 10 is connected with the entrance of described condenser coil 15, the outlet of described condenser coil 15 is connected by the first interface of choke valve 3 with described first triple valve 11, second interface of described first triple valve 11 is connected with the entrance of air-source heat exchanger 4, 3rd interface of described first triple valve 11 is connected with described Intermediate Heat Exchanger 12 refrigeration working medium entrance, the refrigeration working medium outlet of described Intermediate Heat Exchanger 12 is connected with the first interface of described second triple valve 16, the outlet of described air heat exchanger 4 is connected with the second interface of described second triple valve 16, 3rd interface of described second triple valve 16 is connected with the 3rd interface of described four-way change-over valve 10, 4th interface of described four-way change-over valve 10 is connected with the entrance of described compressor 1, form the circulation of refrigeration working medium.Described solar energy utilization system comprises solar thermal collector 13, water pump 14, 3rd triple valve 17 and the 4th triple valve 18, the outlet of described solar thermal collector 13 is connected with the first interface of described 3rd triple valve 17, second interface of described 3rd triple valve 17 is connected with the water inlet of Intermediate Heat Exchanger 12, 3rd interface of described 3rd triple valve 17 is connected with the entrance of described water tank 2, the water out of described Intermediate Heat Exchanger 12 is connected with the first interface of described 4th triple valve 18, second interface of described 4th triple valve 18 is connected with described water pump 14 entrance, described water pump 14 outlet is connected with the entrance of described solar thermal collector 13, 3rd interface of described 4th triple valve 18 is connected with the outlet of described water tank 2, form water circulation.Described exhaust gas heat recovering and purifying system comprises described heater 7 and exhaust gas cleaner 9, and the offgas outlet of described biogas internal combustion engine 5 is connected with the entrance of described heater 7, and the outlet of described heater 7 is connected with described exhaust gas cleaner 9.
During solar energy of the present utility model, biogas associating heat pump heat supply, there are three kinds of working methods: when 1. intensity of solar radiation is enough large, by regulating the 3rd triple valve 17 and the 4th triple valve 18, solar thermal collector 13, the 3rd triple valve 17, water tank 2, the 4th triple valve 18 and water pump 14 is made to form water circulation, the hot water that solar thermal collector 13 produces directly enters in water tank 2, directly utilize solar energy for user's heat supply, its interior media cyclic process as shown in Figure 2, 2. intensity of solar radiation very little so that water temperature is very low time, make by regulating the second triple valve 16 and the first triple valve 11 that the working medium in heat pump flows through compressor 1 successively, compressor 1 got back to by condenser coil 15, choke valve 3, air-source heat exchanger 4, the heat that air-source heat exchanger 4 absorbs in air uses for user, and its interior media cyclic process as shown in Figure 3, 3. when external condition is between both temperature (when utilizing separately solar-heating not enough), regulate the 3rd triple valve 17 and the 4th triple valve 18, make solar thermal collector 13, 3rd triple valve 17, Intermediate Heat Exchanger 12, 4th triple valve 18 and water pump 14 form water circulation, the heat absorbed in solar thermal collector 13 uses for user, while solar-heating, the working medium in heat pump is made to flow through compressor 1 successively by regulating the second triple valve 16 and the first triple valve 11, condenser coil 15, choke valve 3, Intermediate Heat Exchanger 12, four-way change-over valve 10 gets back to compressor 1, heat pump is utilized to supplement the deficiency of solar-heating, its interior media cyclic process as shown in Figure 4.
During solar energy of the present utility model, biogas associating heat pump refrigeration, four-way change-over valve 10 is utilized to change refrigeration working medium flow direction in the duct, make by regulating the second triple valve 16 and the first triple valve 11 that the working medium in heat pump flows through compressor 1 successively, air-source heat exchanger 4, choke valve 3, condenser coil 15 get back to compressor 1, for user side provides cold, its operation principle as shown in Figure 5.
Tail gas after biogas internal combustion engine 5 burns reclaims heat wherein by heater 7 in methane-generating pit 8, improve fermentation temperature, to improve methane gas producing amount, the operation that safeguards system reliably continues, employing exhaust gas cleaner 9 absorbs the pernicious gas in tail gas, finally discharged to air.
The utility model utilizes these secondary energy sources of biogas to drive can carry out cooling in summer, heat supply in winter, can improve energy utilization rate and reduce primary energy to utilize; Further, reclaimed the fermentation promoting microorganism by exhaust gas heat, ensure the reliable continuous service of system.Meanwhile, exhaust gas cleaner environmentally safe is utilized.
The above is only preferred embodiment of the present utility model; it should be noted that; for those skilled in the art; under the prerequisite not departing from the utility model principle; can also make some improvements and modifications, these improvements and modifications also should be considered as protection domain of the present utility model.
Claims (1)
1. a solar energy, biogas associating heat pump, it is characterized in that, comprise biogas supply system, the heat pump fluid circulatory system, solar energy utilization system and exhaust gas heat recovering and purifying system, described biogas supply system comprises methane-generating pit, air accumulator and heater, described heater is installed in described methane-generating pit, and the biogas that described methane-generating pit produces is stored in described air accumulator, the described heat pump fluid circulatory system comprises compressor, condenser coil, choke valve, Intermediate Heat Exchanger, biogas internal combustion engine, water tank, air-source heat exchanger, four-way change-over valve, the first triple valve and the second triple valve, compressor described in described biogas internal combustion engine drive, described air accumulator is connected with the air feed end of described biogas internal combustion engine, the outlet of described compressor is connected with the first interface of described four-way change-over valve, second interface of described four-way change-over valve is connected with the entrance of described condenser coil, the outlet of described condenser coil is connected by the first interface of described choke valve with described first triple valve, second interface of described first triple valve is connected with the entrance of described air-source heat exchanger, 3rd interface of described first triple valve is connected with described Intermediate Heat Exchanger refrigeration working medium entrance, the refrigeration working medium outlet of described Intermediate Heat Exchanger 12 is connected with the first interface of described second triple valve, the outlet of described air heat exchanger is connected with the second interface of described second triple valve, 3rd interface of described second triple valve is connected with the 3rd interface of described four-way change-over valve, 4th interface of described four-way change-over valve is connected with the entrance of described compressor, form the circulation of refrigeration working medium, described solar energy utilization system comprises solar thermal collector, water pump, 3rd triple valve and the 4th triple valve, the outlet of described solar thermal collector is connected with the first interface of described 3rd triple valve, second interface of described 3rd triple valve is connected with the water inlet of described Intermediate Heat Exchanger, 3rd interface of described 3rd triple valve is connected with the entrance of described water tank, the water out of described Intermediate Heat Exchanger is connected with the first interface of described 4th triple valve, second interface of described 4th triple valve is connected with described pump entrance, described exit of pump is connected with the entrance of described solar thermal collector, 3rd interface of described 4th triple valve is connected with the outlet of described water tank, form water circulation, described exhaust gas heat recovering and purifying system comprises described heater and exhaust gas cleaner, and the offgas outlet of described biogas internal combustion engine is connected with the entrance of described heater, and the outlet of described heater is connected with described exhaust gas cleaner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420445914.4U CN204227753U (en) | 2014-08-08 | 2014-08-08 | A kind of solar energy, biogas associating heat pump |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201420445914.4U CN204227753U (en) | 2014-08-08 | 2014-08-08 | A kind of solar energy, biogas associating heat pump |
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| CN204227753U true CN204227753U (en) | 2015-03-25 |
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| CN201420445914.4U Expired - Fee Related CN204227753U (en) | 2014-08-08 | 2014-08-08 | A kind of solar energy, biogas associating heat pump |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104806051A (en) * | 2015-05-12 | 2015-07-29 | 甘肃省治沙研究所 | Clean energy source ecological farm house system |
| CN106016825A (en) * | 2016-06-14 | 2016-10-12 | 山东阳光博士太阳能工程有限公司 | Solar and air source heat pump dual heat source tri-generation system |
| CN106704126A (en) * | 2017-01-22 | 2017-05-24 | 华北电力大学 | Tower type solar thermal power generation system based on compressed supercritical CO2 gas for energy storage |
| CN111426157A (en) * | 2020-04-14 | 2020-07-17 | 浙江宝威电气有限公司 | Heat-conducting oven of heat pipe of solar electromagnetic dual-energy heat supply storage pipe part |
-
2014
- 2014-08-08 CN CN201420445914.4U patent/CN204227753U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104806051A (en) * | 2015-05-12 | 2015-07-29 | 甘肃省治沙研究所 | Clean energy source ecological farm house system |
| CN106016825A (en) * | 2016-06-14 | 2016-10-12 | 山东阳光博士太阳能工程有限公司 | Solar and air source heat pump dual heat source tri-generation system |
| CN106704126A (en) * | 2017-01-22 | 2017-05-24 | 华北电力大学 | Tower type solar thermal power generation system based on compressed supercritical CO2 gas for energy storage |
| CN106704126B (en) * | 2017-01-22 | 2023-07-21 | 华北电力大学 | Based on compressed supercritical CO 2 Tower type solar thermal power generation system with gas energy storage function |
| CN111426157A (en) * | 2020-04-14 | 2020-07-17 | 浙江宝威电气有限公司 | Heat-conducting oven of heat pipe of solar electromagnetic dual-energy heat supply storage pipe part |
| CN111426157B (en) * | 2020-04-14 | 2021-07-02 | 浙江宝威电气有限公司 | Heat-conducting oven of heat pipe of solar electromagnetic dual-energy heat supply storage pipe part |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150325 Termination date: 20150808 |
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| EXPY | Termination of patent right or utility model |