CN110567039A - Gas absorption type air source heat pump circulating heat supply system - Google Patents
Gas absorption type air source heat pump circulating heat supply system Download PDFInfo
- Publication number
- CN110567039A CN110567039A CN201910844607.0A CN201910844607A CN110567039A CN 110567039 A CN110567039 A CN 110567039A CN 201910844607 A CN201910844607 A CN 201910844607A CN 110567039 A CN110567039 A CN 110567039A
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- Prior art keywords
- heating
- heat pump
- pipe
- circulation pipe
- circulation
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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
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B30/00—Heat pumps
- F25B30/04—Heat pumps of the sorption type
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Sorption Type Refrigeration Machines (AREA)
Abstract
The invention discloses a fuel gas absorption type air source heat pump circulation heat supply system which comprises a refrigerant circulation pipe, an absorbent circulation pipe and a heating circulation pipe, wherein the refrigerant circulation pipe is connected with a generator, an absorber, an evaporator and a condenser in a one-time installation mode, the absorbent circulation pipe is connected between the generator and the absorber in an installation mode, the heating circulation pipe sequentially passes through the absorber and the condenser, a water inlet and a water outlet of the heating circulation pipe are respectively connected with a water outlet and a water inlet of a heat supply conduit, and the heat supply conduit is laid and installed in a user room. The invention adopts the gas heat pump heating technology to supply heat, can combine gas and air source heat pump, and has two parts of energy input, one part is from the combustion of natural gas, and the other part is from air energy. By adopting distributed heat supply, complex pipe network conveying can be omitted on the traditional heating system, and block and zone heating can be adopted for heating areas.
Description
Technical Field
The invention relates to a heating system, in particular to a gas absorption type air source heat pump circulating heating system.
Background
Heat supply is a warm-keeping measure, and the measure mainly adopted in China at present is central heat supply. The central heating is a way of supplying steam and hot water generated by a central heat source to heat required for production, heating and life of a city (town) or a part of a region through a pipe network. Central heating is one of the infrastructures of modern cities and is also an important facility of urban utilities. The heat energy is supplied to the city in a centralized way to provide a stable and reliable high-grade heat source, and the life of people is improved. At present, most of central heating adopts boiler combustion to provide a heat source, the energy consumption is large, certain air pollution can be caused, a large amount of pipe networks need to be laid for central heating, the construction and maintenance cost is high, and certain heat loss can be caused in the heat source conveying process.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention provides a fuel gas absorption type air source heat pump circulating heat supply system which adopts distributed heat supply, is convenient to install and has high heat utilization efficiency.
In order to solve the technical problems, the invention provides the following technical scheme:
The utility model provides a gas absorption formula air source heat pump circulation heating system, includes refrigerant circulating pipe, absorbent circulating pipe and heating circulating pipe, the last erection joint of refrigerant circulating pipe has generator, absorber, evaporimeter and condenser, absorbent circulating pipe erection joint is between generator and absorber, the heating circulating pipe is in proper order through absorber and condenser, the inlet outlet of heating circulating pipe is connected with the delivery port and the water inlet of heat supply pipe respectively, the heat supply pipe is laid and is installed in the user's indoor.
As a preferable technical scheme of the invention, a burner is connected and installed in the generator, and the burner is communicated with a gas pipeline.
As a preferable technical scheme of the invention, the refrigerant circulating pipe, the absorbent circulating pipe and the heating circulating pipe are respectively provided with a throttle valve and a circulating pump.
As a preferable technical scheme of the invention, a water temperature sensor, a water pressure sensor and a flow sensor are arranged on the heating circulating pipe.
In a preferred embodiment of the present invention, the refrigerant circulation pipe is connected to and installed with a solution heat exchanger, and the absorbent circulation pipe passes through the inside of the solution heat exchanger.
As a preferable technical scheme of the invention, the generator, the absorber, the evaporator and the condenser are integrally installed in the heat pump case through the damping mechanism, the heat pump case is installed on a balcony or a roof, and the heat pump case is in control connection with a control terminal installed in a user room.
Compared with the prior art, the invention can achieve the following beneficial effects:
The invention adopts the gas heat pump heating technology to supply heat, can combine gas and air source heat pump, and has two parts of energy input, one part is from the combustion of natural gas, and the other part is from air energy. Overall, the greater the air energy, the greater the unit output. By adopting distributed heat supply, complex pipe network conveying can be omitted on the traditional heating system, and block and zone heating can be adopted for heating areas. The gas heat pump unit can be placed on the roof of a building or a nearby area directly supplies heat for a single building by taking corresponding measures for vibration and noise. The huge pipe network transportation is saved, and the heat loss of the pipe network is reduced to the minimum. The heat is extracted from the air, and compared with a ground source heat pump, the ground source heat pump can not cause secondary pollution of underground water. And the driving energy of the gas heat pump is natural gas which is an environment-friendly energy, and the natural gas is directly combusted and utilized, so that the high-efficiency utilization is realized, and the waste of resources is reduced.
Drawings
FIG. 1 is a schematic diagram of the operation of the present invention;
Wherein: 1. a refrigerant circulation pipe; 2. an absorbent circulation tube; 3. a heating circulation pipe; 4. a generator; 5. an absorber; 6. an evaporator; 7. a condenser; 8. a solution heat exchanger; 9. a throttle valve; 10. a circulation pump; 11. a water temperature sensor; 12. a water pressure sensor; 13. a flow sensor; 14. a heat supply conduit.
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are described herein for the purpose of illustration and explanation and not limitation.
referring to fig. 1, a gas absorption type air source heat pump circulation heat supply system comprises a refrigerant circulation pipe 1, an absorbent circulation pipe 2 and a heating circulation pipe 3, wherein the refrigerant circulation pipe 1 is connected with a generator 4, an absorber 5, an evaporator 6 and a condenser 7 in an installation mode, the absorbent circulation pipe 2 is connected between the generator 4 and the absorber 5 in an installation mode, the heating circulation pipe 3 sequentially passes through the absorber 5 and the condenser 7, a water inlet and a water outlet of the heating circulation pipe 3 are respectively connected with a water outlet and a water inlet of a heat supply pipe 14, and the heat supply pipe 14 is installed in a user room in a laying mode.
Wherein, the combustor is connected and installed in the generator 4, and the combustor is communicated with the gas pipeline, and the medium in the generator 4 is evaporated and absorbs heat through the combustion of the natural gas in the combustor.
Wherein, all install choke valve 9 and circulating pump 10 on refrigerant circulating pipe 1, absorbent circulating pipe 2 and the heating circulating pipe 3, choke valve 9 and circulating pump 10 cooperation can be controlled the liquid flow rate to control heat transmission efficiency.
Wherein, the heating circulating pipe 3 is provided with a water temperature sensor 11, a water pressure sensor 12 and a flow sensor 13, which can monitor the water temperature, water pressure and flow of the heating hot water, eliminate the fault in time and ensure the smooth heating.
The refrigerant circulating pipe 1 is connected with and provided with a solution heat exchanger 8, and the absorbent circulating pipe 2 penetrates through the solution heat exchanger 8 to exchange heat between the refrigerant and the absorbent, so that the heat efficiency of the unit is improved.
The generator 4, the absorber 5, the evaporator 6 and the condenser 7 are integrally installed in a heat pump case through a damping mechanism, the heat pump case is installed on a balcony or a roof, and the heat pump case is in control connection with a control terminal installed in a user room.
Specifically, when the device uses, make refrigerant and absorbent endothermic evaporation through natural gas burning and absorption air heat in the generator 4, the heat in the absorbent steam is absorbed to the absorber 5, emit the absorption heat simultaneously, carry out primary heating to the heating water in the heating circulation pipe 3, the evaporimeter 6 absorbs the heat with the help of the evaporation of refrigerant, condenser 7 makes the condensation of refrigerant steam, emit the heat, carry out the secondary heating to the heating water in the heating circulation pipe 3, make it reach the heating demand.
The invention adopts the gas heat pump heating technology to supply heat, can combine gas and air source heat pump, and has two parts of energy input, one part is from the combustion of natural gas, and the other part is from air energy. Overall, the greater the air energy, the greater the unit output. By adopting distributed heat supply, complex pipe network conveying can be omitted on the traditional heating system, and block and zone heating can be adopted for heating areas. The gas heat pump unit can be placed on the roof of a building or a nearby area directly supplies heat for a single building by taking corresponding measures for vibration and noise. The huge pipe network transportation is saved, and the heat loss of the pipe network is reduced to the minimum. The heat is extracted from the air, and compared with a ground source heat pump, the ground source heat pump can not cause secondary pollution of underground water. And the driving energy of the gas heat pump is natural gas which is an environment-friendly energy, and the natural gas is directly combusted and utilized, so that the high-efficiency utilization is realized, and the waste of resources is reduced.
The embodiments of the present invention are not limited thereto, and according to the above-described embodiments of the present invention, other embodiments obtained by modifying, replacing or combining the above-described preferred embodiments in various other forms without departing from the basic technical idea of the present invention by using the conventional technical knowledge and the conventional means in the field can fall within the scope of the present invention.
Claims (6)
1. The utility model provides a gas absorption formula air source heat pump circulation heating system, includes refrigerant circulating pipe (1), absorbent circulating pipe (2) and heating circulating pipe (3), its characterized in that, refrigerant circulating pipe (1) last time erection joint has generator (4), absorber (5), evaporimeter (6) and condenser (7), absorbent circulating pipe (2) erection joint is between generator (4) and absorber (5), heating circulating pipe (3) are in proper order through absorber (5) and condenser (7), the inlet outlet of heating circulating pipe (3) is connected with the delivery port and the water inlet of heat supply pipe (14) respectively, heat supply pipe (14) are laid and are installed in the user's indoor.
2. A gas absorption air source heat pump cycle heating system according to claim 1, wherein a burner is installed in the generator (4) and is communicated with the gas pipeline.
3. The gas absorption type air source heat pump circulation heating system according to claim 1, wherein the refrigerant circulation pipe (1), the absorbent circulation pipe (2) and the heating circulation pipe (3) are respectively provided with a throttle valve (9) and a circulation pump (10).
4. The gas absorption type air source heat pump circulation heating system according to claim 1, wherein a water temperature sensor (11), a water pressure sensor (12) and a flow sensor (13) are mounted on the heating circulation pipe (3).
5. The gas absorption air-source heat pump cycle heating system according to claim 1, wherein the refrigerant circulation pipe (1) is connected with and provided with a solution heat exchanger (8), and the absorbent circulation pipe (2) passes through the inside of the solution heat exchanger (8).
6. The gas absorption type air source heat pump circulation heating system according to claim 1, wherein the generator (4), the absorber (5), the evaporator (6) and the condenser (7) are integrally installed in a heat pump case through a damping mechanism, the heat pump case is installed on a balcony or a roof, and the heat pump case is in control connection with a control terminal installed in a user room.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910844607.0A CN110567039A (en) | 2019-09-06 | 2019-09-06 | Gas absorption type air source heat pump circulating heat supply system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910844607.0A CN110567039A (en) | 2019-09-06 | 2019-09-06 | Gas absorption type air source heat pump circulating heat supply system |
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| CN110567039A true CN110567039A (en) | 2019-12-13 |
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| CN201910844607.0A Pending CN110567039A (en) | 2019-09-06 | 2019-09-06 | Gas absorption type air source heat pump circulating heat supply system |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2913969Y (en) * | 2006-05-24 | 2007-06-20 | 肖波 | Compression type and absorption type associated refrigerating plant |
| CN101055136A (en) * | 2007-06-01 | 2007-10-17 | 浙江大学 | Low grade energy driven and mechanical power driven composite heat pump, refrigeration system |
| CN204268453U (en) * | 2014-12-02 | 2015-04-15 | 代元军 | A kind of flue gas waste heat recovery system of absorption heat pump cycle |
| CN108518890A (en) * | 2018-05-11 | 2018-09-11 | 宋世海 | A kind of direct fired absorption air source heat pump circulating heating system |
| CN110056936A (en) * | 2019-04-24 | 2019-07-26 | 东北大学 | A kind of low ebb electric heat storage cascade type heat pump heating system and mode |
-
2019
- 2019-09-06 CN CN201910844607.0A patent/CN110567039A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2913969Y (en) * | 2006-05-24 | 2007-06-20 | 肖波 | Compression type and absorption type associated refrigerating plant |
| CN101055136A (en) * | 2007-06-01 | 2007-10-17 | 浙江大学 | Low grade energy driven and mechanical power driven composite heat pump, refrigeration system |
| CN204268453U (en) * | 2014-12-02 | 2015-04-15 | 代元军 | A kind of flue gas waste heat recovery system of absorption heat pump cycle |
| CN108518890A (en) * | 2018-05-11 | 2018-09-11 | 宋世海 | A kind of direct fired absorption air source heat pump circulating heating system |
| CN110056936A (en) * | 2019-04-24 | 2019-07-26 | 东北大学 | A kind of low ebb electric heat storage cascade type heat pump heating system and mode |
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Application publication date: 20191213 |