CN204006256U - A kind of solar energy, biogas associating heat pump double source heating system - Google Patents
A kind of solar energy, biogas associating heat pump double source heating system Download PDFInfo
- Publication number
- CN204006256U CN204006256U CN201420447010.5U CN201420447010U CN204006256U CN 204006256 U CN204006256 U CN 204006256U CN 201420447010 U CN201420447010 U CN 201420447010U CN 204006256 U CN204006256 U CN 204006256U
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- China
- Prior art keywords
- heat
- heat exchanger
- biogas
- solar energy
- 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
- Y02B10/70—Hybrid systems, e.g. uninterruptible or back-up power supplies integrating renewable energies
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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]
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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]
- Y02B30/52—Heat recovery pumps, i.e. heat pump based systems or units able to transfer the thermal energy from one area of the premises or part of the facilities to a different one, improving the overall efficiency
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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 double source heating system, utilize biogas drive compression machine, utilize solar energy and waste-heat recovery device to reclaim heat and be used and provide heat for user.Comprise biogas supply system, the heat pump fluid circulatory system, solar energy system and recuperation of heat cleaning system.Heater is installed in methane-generating pit; The heat pump fluid circulatory system comprises the closed circulation being made up of compressor, condenser coil, air heat exchanger, the first stop valve, the second stop valve, choke valve and Intermediate Heat Exchanger, biogas internal combustion engine drive compressor; Solar energy system comprises the closed circulation being made up of solar thermal collector, hot water storage tank and the second water pump, and the delivery port of hot water storage tank is connected with the import of triple valve, and two outlets of triple valve are connected with the water inlet of Intermediate Heat Exchanger and heater respectively; Recuperation of heat cleaning system comprises waste heat boiler, the second heat recovering heat exchanger and exhaust gas cleaner, and the exhaust emissions outlet of biogas internal combustion engine is connected with exhaust gas cleaner air inlet by the second heat recovering heat exchanger.
Description
Technical field
The utility model relates to a kind of solar energy, biogas associating heat pump double source heating system.
Background technology
Along with the growing tension of the energy, country advocates and taps a new source of energy energetically, encourages to use secondary energy sources.
Rural resource is compared with horn of plenty, if human and animal excreta and a large amount of stalk etc. are all raw material of producing biogas, therefore can carry out a large amount of production biogas, and the supply of biogas produced biogas mode and can ensure by this " certainly originate from and disappear " type.
Solar energy is a kind of huge renewable and clean energy resource, has the features such as inexhaustible, cheap, safety and cleanliness without any pollution, is more and more subject to people's attention at present, and solar utilization technique is developed rapidly.
But solar energy is unstable, biogas produce the restriction that is subject to greatly temperature, therefore how to solve the sun unstable, how to improve the temperature in methane-generating pit, improve the output of biogas, reliable the continuing that ensures biogas supplied, and how to be the difficult problem facing at present for user provides more institute calorific requirement simultaneously.
Utility model content
The purpose of this utility model is for the technological deficiency existing in prior art, and provide a kind of solar energy, biogas to combine heat pump double source heating system, utilize biogas drive compression machine, and utilize solar energy, airborne heat as low level heat energy for user provides heat, utilize heat that waste-heat recovery device gives off internal combustion engine to be used simultaneously and provide heat for user.
For realizing the technical scheme that the purpose of this utility model adopts be:
A kind of solar energy, biogas associating heat pump double source heating system, comprise biogas supply system, the heat pump fluid circulatory system, solar energy system and recuperation of heat cleaning system, described biogas supply system comprises methane-generating pit, air accumulator and heater, the biogas that described methane-generating pit produces is stored in described air accumulator, in described methane-generating pit, heater is installed; The described heat pump fluid circulatory system comprises the closed circulation and the biogas internal combustion engine that are made up of compressor, condenser coil, air heat exchanger, the first stop valve, the second stop valve, choke valve and Intermediate Heat Exchanger, the gas outlet of described air accumulator is connected with the air feed end of described biogas internal combustion engine, and described condenser coil is installed in water tank; After described air heat exchanger is connected with the first stop valve and be connected in Intermediate Heat Exchanger refrigerant outlet pipe and the second stop valve entrance pipeline section two ends; Compressor described in described biogas internal combustion engine drive; Described solar energy system comprises the closed circulation being made up of solar thermal collector, hot water storage tank and the second water pump, the delivery port of described hot water storage tank is connected with the import of triple valve, two outlets of described triple valve are connected with the water inlet of described Intermediate Heat Exchanger and described heater respectively, and the delivery port of described Intermediate Heat Exchanger is connected with the water return outlet of described hot water storage tank by the first water pump afterwards with the delivery port parallel connection of described heater; Described recuperation of heat cleaning system comprises waste heat boiler, the second heat recovering heat exchanger and exhaust gas cleaner, described the second heat recovering heat exchanger is installed in described waste heat boiler, and the exhaust emissions outlet of described biogas internal combustion engine is connected with described exhaust gas cleaner air inlet by described the second heat recovering heat exchanger.
Also comprise cooling water heat exchanger, described cooling water heat exchanger is coated described biogas internal combustion engine cylinder jacket, described cooling water heat exchanger and the first heat recovering heat exchanger and the 3rd water pump composition closed circulation, and described the first heat recovering heat exchanger is installed in described waste heat boiler.
Compared with prior art, the beneficial effects of the utility model are:
Solar energy of the present utility model, biogas associating heat pump double source heating system utilize secondary energy sources-biogas drive compression machine, utilize heat energy in solar energy, air as low-temperature heat source, to improve the utilization rate and the utilization that has reduced primary energy of solar energy heat pump system; And, utilize part solar energy heating methane-generating pit by regulating three-way valve, promote the fermentation of microorganism, thereby ensured the output of biogas, ensure the reliable continuous service of system, there is the high and good stability of capacity usage ratio.Meanwhile, the heat that heat biogas internal combustion engine generation combustion heating cylinder sleeve being produced and tail gas produce reclaims.Reasonably design by each system, make heat pump circulating system and recuperation of heat cleaning system to provide two thermals source for user, solved the unsettled problem of solar energy and biogas utilization, effectively saved the energy.
Brief description of the drawings
Figure 1 shows that the utility model solar energy, biogas associating heat pump double source heating system figure.
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 double source heating system as shown in Figure 1, comprises biogas supply system, the heat pump fluid circulatory system, solar energy system and recuperation of heat cleaning system.Described biogas supply system comprises methane-generating pit 7, air accumulator 6 and heater 8, and the biogas that described methane-generating pit produces is stored in described air accumulator 6, and described heater 8 is installed in described methane-generating pit; The described heat pump fluid circulatory system comprises the closed circulation and the biogas internal combustion engine 5 that are made up of compressor 1, condenser coil 16, air heat exchanger 21, the first stop valve 22, the second stop valve 23, choke valve 3 and Intermediate Heat Exchanger 4, the gas outlet of described air accumulator 6 is connected with the air feed end of described biogas internal combustion engine 5, and described condenser coil 16 is installed in water tank 2; After described air heat exchanger 21 is connected with the first stop valve 22 and be connected in Intermediate Heat Exchanger 4 refrigerant outlet pipes and the second stop valve 23 entrance pipeline section two ends; Described biogas internal combustion engine 5 drives described compressor 1; Described solar energy system comprises the closed circulation being made up of solar thermal collector 14, hot water storage tank 13 and the second water pump 19, the delivery port of described hot water storage tank 13 is connected with the import of triple valve 12, two outlets of described triple valve 12 are connected with the water inlet of described Intermediate Heat Exchanger 4 and described heater respectively, and the delivery port of described Intermediate Heat Exchanger 4 is connected with the water return outlet of described hot water storage tank 13 by the first water pump 18 afterwards with the delivery port parallel connection of described heater; Described recuperation of heat cleaning system comprises waste heat boiler 11, the second heat recovering heat exchanger 20 and exhaust gas cleaner 10, described the second heat recovering heat exchanger 20 is installed in described waste heat boiler 11, and the exhaust emissions outlet of described biogas internal combustion engine 5 is connected with described exhaust gas cleaner air inlet by described the second heat recovering heat exchanger 20.
The heat producing in order to reclaim biogas internal combustion engine cylinder jacket, also comprise cooling water heat exchanger 17, coated described biogas internal combustion engine 5 cylinder sleeves of described cooling water heat exchanger 17, described cooling water heat exchanger 17 and the first heat recovering heat exchanger 9 and the 3rd water pump 15 form closed circulation, and described the first heat recovering heat exchanger 9 is installed in described waste heat boiler 11.
The continuous heating water of solar energy system being made up of solar thermal collector 14, hot water storage tank 13 and the second water pump 19, has promoted the temperature of water in hot water storage tank 13.High-temperature water in hot water storage tank 13 enters heater 8, and heater 8 heats the marsh gas raw materials in methane-generating pit 7, has promoted fermentation temperature, has strengthened gas production.The biogas that methane-generating pit 7 produces is stored in air accumulator 6, and offers biogas internal combustion engine 5, and the biogas internal combustion engine 5 drive compression machine 1 that burns turns round.Cold-producing medium is realized working medium circulation through compressor 1, condenser coil 16, choke valve 3, the second stop valve 23 and Intermediate Heat Exchanger 4 or through compressor 1, condenser coil 16, choke valve 3, the first stop valve 22 and air heat exchanger 21.Water in condenser coil 16 heating water tank 2, for user provides hot water.Discharge after exhaust gas cleaner 10 purifies after the tail gas that biogas internal combustion engine 5 produces enters the second heat recovering heat exchanger 20 and reclaims.In biogas internal combustion engine 5 combustion processes, cylinder sleeve is heated, reclaims by the first heat recovering heat exchanger 9 heat that cylinder sleeve produces.
It is as follows that the utility model solves solar energy instability problem mode:
When there being the solar time, open the first water pump 18, the second water pump 19, open the second stop valve 23, close the first stop valve 22, regulating three-way valve 12, make hot water in hot water storage tank 13 circulation Intermediate Heat Exchanger 4 and heater 8, for heat pump provides evaporation heat and catalysis biogas production, and by utilizing biogas stored in air accumulator 6 to provide fuel for internal combustion engine 5; When without the solar time, open the first water pump 18, close the second water pump 19, regulating three-way valve 12, make hot water flow-through heater 8 in the time that temperature is higher of original storage in hot water storage tank 13, maintain heatable catalytic biogas production a period of time, by utilizing biogas stored in air accumulator 6 to provide fuel for internal combustion engine 5, guarantee system can have sufficient biogas within one period of long period; Open the first stop valve 22 simultaneously, close the second stop valve 23, utilize air low temperature thermal source to provide evaporation heat for heat pump by air heat exchanger 21.
The utility model utilizes secondary energy sources to drive, and in solar energy, air, heat, as low-temperature heat source, has improved the utilization rate and the utilization that has reduced primary energy of solar energy heat pump system; Meanwhile, utilize material fermentation and biogas production in solar energy heating methane-generating pit, there is the high and good stability of capacity usage ratio.
The above is only preferred embodiment of the present utility model; it should be noted that; for those skilled in the art; do not departing under the prerequisite of 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 (2)
1. a solar energy, biogas are combined heat pump double source heating system, it is characterized in that, comprise biogas supply system, the heat pump fluid circulatory system, solar energy system and recuperation of heat cleaning system, described biogas supply system comprises methane-generating pit, air accumulator and heater, the biogas that described methane-generating pit produces is stored in described air accumulator, and described heater is installed in described methane-generating pit; The described heat pump fluid circulatory system comprises the closed circulation and the biogas internal combustion engine that are made up of compressor, condenser coil, air heat exchanger, the first stop valve, the second stop valve, choke valve and Intermediate Heat Exchanger, the gas outlet of described air accumulator is connected with the air feed end of described biogas internal combustion engine, and described condenser coil is installed in water tank; After described air heat exchanger is connected with described the first stop valve and be connected in described Intermediate Heat Exchanger refrigerant outlet pipe and described the second stop valve entrance pipeline section two ends; Compressor described in described biogas internal combustion engine drive; Described solar energy system comprises the closed circulation being made up of solar thermal collector, hot water storage tank and the second water pump, the delivery port of described hot water storage tank is connected with the import of triple valve, two outlets of described triple valve are connected with the water inlet of described Intermediate Heat Exchanger and described heater respectively, and the delivery port of described Intermediate Heat Exchanger is connected with the water return outlet of described hot water storage tank by the first water pump afterwards with the delivery port parallel connection of described heater; Described recuperation of heat cleaning system comprises waste heat boiler, the second heat recovering heat exchanger and exhaust gas cleaner, described the second heat recovering heat exchanger is installed in described waste heat boiler, and the exhaust emissions outlet of described biogas internal combustion engine is connected with described exhaust gas cleaner air inlet by described the second heat recovering heat exchanger.
2. solar energy according to claim 1, biogas associating heat pump double source heating system, it is characterized in that, also comprise cooling water heat exchanger, described cooling water heat exchanger is coated described biogas internal combustion engine cylinder jacket, described cooling water heat exchanger and the first heat recovering heat exchanger and the 3rd water pump composition closed circulation, described the first heat recovering heat exchanger is installed in described waste heat boiler.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420447010.5U CN204006256U (en) | 2014-08-08 | 2014-08-08 | A kind of solar energy, biogas associating heat pump double source heating system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420447010.5U CN204006256U (en) | 2014-08-08 | 2014-08-08 | A kind of solar energy, biogas associating heat pump double source heating system |
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| CN204006256U true CN204006256U (en) | 2014-12-10 |
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| CN201420447010.5U Expired - Fee Related CN204006256U (en) | 2014-08-08 | 2014-08-08 | A kind of solar energy, biogas associating heat pump double source heating system |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105062886A (en) * | 2015-09-24 | 2015-11-18 | 陈守亮 | Energy-saving biogas system for pig farms |
| CN109899864A (en) * | 2019-04-02 | 2019-06-18 | 北京工业大学 | A kind of villages and small towns cleaning heating air supply system |
| CN110411059A (en) * | 2019-08-28 | 2019-11-05 | 珠海格力电器股份有限公司 | Double-evaporation-temperature heat pump system, air conditioner and control method |
| CN112983635A (en) * | 2021-03-03 | 2021-06-18 | 广东海洋大学 | Water hyacinth methane utilization system and method |
-
2014
- 2014-08-08 CN CN201420447010.5U patent/CN204006256U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105062886A (en) * | 2015-09-24 | 2015-11-18 | 陈守亮 | Energy-saving biogas system for pig farms |
| CN109899864A (en) * | 2019-04-02 | 2019-06-18 | 北京工业大学 | A kind of villages and small towns cleaning heating air supply system |
| CN110411059A (en) * | 2019-08-28 | 2019-11-05 | 珠海格力电器股份有限公司 | Double-evaporation-temperature heat pump system, air conditioner and control method |
| CN110411059B (en) * | 2019-08-28 | 2024-01-23 | 珠海格力电器股份有限公司 | Double-evaporation-temperature heat pump system, air conditioner and control method |
| CN112983635A (en) * | 2021-03-03 | 2021-06-18 | 广东海洋大学 | Water hyacinth methane utilization system and method |
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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: 20141210 Termination date: 20150808 |
|
| EXPY | Termination of patent right or utility model |