CN1231730C - Dual-section heat-pump type heat and electricity combined supply system by using internal combustion engine as power - Google Patents
Dual-section heat-pump type heat and electricity combined supply system by using internal combustion engine as power Download PDFInfo
- Publication number
- CN1231730C CN1231730C CNB031097197A CN03109719A CN1231730C CN 1231730 C CN1231730 C CN 1231730C CN B031097197 A CNB031097197 A CN B031097197A CN 03109719 A CN03109719 A CN 03109719A CN 1231730 C CN1231730 C CN 1231730C
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- heat exchanger
- combustion engine
- heat pump
- water route
- pump device
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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
- Y02E20/00—Combustion technologies with mitigation potential
- Y02E20/16—Combined cycle power plant [CCPP], or combined cycle gas turbine [CCGT]
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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
- 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
Abstract
The present invention relates to a dual-section heat-pump type heat and electricity combined supply system by using an internal combustion engine as power, which is composed of a gas internal combustion engine, an absorption type heat pump device, a compression type heat pump device, a condensation heat exchanger and a power generator. The present invention is characterized in that the smoke gas of the gas internal combustion engine is connected with the condensation heat exchanger through a generator of the absorption type heat pump device; a waterway outlet of an air condenser of the gas internal combustion engine and a waterway outlet of one heat exchanger of the condensation heat exchanger are connected with a waterway inlet of an evaporator of the absorption type heat pump device and a water outlet of a condenser of the compression type heat pump device; a waterway inlet of the air condenser of the gas internal combustion engine and a waterway inlet of the other heat exchanger are connected with a waterway outlet of the evaporator of the absorption type heat pump device and a waterway inlet of the condenser of the compression type heat pump device; the waterway outlets and the waterway inlets of the two heat exchangers of the condensation heat exchanger are respectively connected with a waterway inlet and a waterway outlet of an evaporator of the compression type heat pump device. The present invention can make the energy of a heat supply system of the gas internal combustion engine obtain full utilization and reduce environmental pollution.
Description
Technical field
The invention belongs to the energy technology application, relate to the improvement of the purposes and the structure thereof of gas internal-combustion engine, particularly is the heat-pump-type cogeneration system of power with the internal combustion engine.
Background technology
At present, be the cogeneration system of power with the gas internal-combustion engine, the mechanical energy that gas internal-combustion engine is exported that adopt are connected with generator more, by generator powered.The flue gas of gas internal-combustion engine is directly imported waste heat boiler, is used for heating the waste heat boiler feedwater.The exhaust gas temperature of general waste heat boiler is higher, about 150 ℃.The general row of used heat in the gas internal-combustion engine aerial cooler proposes or is directly used in the local heat supply that needs water at low temperature in addition, but because coolant-temperature gage is lower, range of application is very limited.This shows and adopt the shortcoming of this traditional cogeneration system to be, energy is not fully utilized, and not only energy loses in vain, but also has caused certain environmental pollution.
Technology contents
At problems of the prior art, the purpose of this invention is to provide a kind of is the duplex heat-pump-type cogeneration system of power with the internal combustion engine, and it can make the energy of the heating system of internal combustion engine be fully utilized, and reduces the pollution to environment.
In order to reach above-mentioned goal of the invention, technical scheme of the present invention realizes as follows: a kind of is the duplex heat-pump-type cogeneration system of power with the internal combustion engine, and it is made up of gas internal-combustion engine, absorption heat pump unit, compression heat pump device, condensing heat exchanger and generator.Described condensing heat exchanger is made up of first heat exchanger that has one group of waterway channel respectively and second heat exchanger, and described gas internal-combustion engine is connected with generator and output mechanical energy orders about generator for electricity generation.Its design feature is, the flue gas of described gas internal-combustion engine enters the smoke inlet of condensing heat exchanger by the generator of absorption heat pump unit, and discharges from exhanst gas outlet by condensing heat exchanger.The water route outlet of first heat exchanger of the outlet of the water route of gas internal-combustion engine aerial cooler, condensing heat exchanger and the Water in Condenser way outlet of compression heat pump device all join with the evaporimeter water route import of absorption heat pump unit, and the condenser water route import of the water route import of gas internal-combustion engine aerial cooler, the water route import of first heat exchanger and compression heat pump device is all joined with the evaporator water way outlet of absorption heat pump unit.The water route outlet of second heat exchanger of condensing heat exchanger and water route import are joined with the import of evaporimeter water route and the water route outlet of compression heat pump device respectively.The condenser and the absorber of absorption heat pump unit are connected/are parallel in the heating loop.
The cogeneration system that the above-mentioned type of attachment that the present invention adopts is formed, can effectively utilize the high temperature heat source of the higher smoke evacuation of temperature as the absorption heat pump unit generator, exhaust gas temperature is reduced greatly, realized the recovery of flue gas heat, improved the thermal efficiency of system.The heat of first heat exchanger that utilizes gas internal-combustion engine aerial cooler and compression heat pump device condenser and condensing heat exchanger in addition is jointly as the low-temperature heat source of absorption heat pump unit evaporimeter, the heat of second heat exchanger that utilizes condensing heat exchanger has been realized the cascade utilization of the energy as the low-temperature heat source of compression heat pump device evaporimeter.Pollution to environment simultaneously reduces to minimum degree.
The present invention is described further below in conjunction with accompanying drawing and concrete embodiment.
Description of drawings
Accompanying drawing is an operation principle structure connection layout of the present invention.
The specific embodiment
Referring to accompanying drawing, duplex heat-pump-type cogeneration system of the present invention, it is by gas internal-combustion engine 4, absorption heat pump unit 5, compression heat pump device 2, condensing heat exchanger 1 and generator 3 are formed.Condensing heat exchanger 1 is made up of first heat exchanger 6 that has one group of waterway channel respectively and second heat exchanger 7.Gas internal-combustion engine 4 is connected with generator 3 and output mechanical energy orders about generator 3 generatings, and this is same as the prior art.Different is, about 450 ℃ flue gas that gas internal-combustion engine 4 is discharged enters the generator of absorption heat pump unit 5, and the generator by absorption heat pump unit 5 enters condensing heat exchanger 1, by exhaust again behind the condensing heat exchanger 1, and about 30 ℃ of delivery temperature at this moment.The water route outlet of the water route outlet of gas internal-combustion engine 4 aerial coolers, first heat exchanger 6 of condensing heat exchanger 1 and the Water in Condenser way outlet of compression heat pump device 2 all join with the evaporimeter water route import of absorption heat pump unit 5.The water route import of the water route import of gas internal-combustion engine 4 aerial coolers, first heat exchanger 6 and the condenser water route import of compression heat pump device 2 are all joined with the evaporator water way outlet of absorption heat pump unit 5.The water route outlet of second heat exchanger 7 of condensing heat exchanger 1 and water route import are joined with the import of evaporimeter water route and the water route outlet of compression heat pump device 2 respectively.The condenser of absorption heat pump unit 5 and absorber serial or parallel connection are in heating loop.
In the use, natural gas is work by combustion in gas internal-combustion engine 4, and the generator and the condensing heat exchanger 1 of absorption heat pump unit 5 passed through in gas internal-combustion engine 4 smoke evacuations successively.The heat of first heat exchanger 6 of condensing heat exchanger 1 and the aerial cooler of gas internal-combustion engine 4 and compression heat pump device 2 condensers is jointly as the low-temperature heat source of absorption heat pump unit 5 evaporimeters.The heat of second heat exchanger 7 of condensing heat exchanger 1 is as the low-temperature heat source of compression heat pump device 2 evaporimeters.Absorption heat pump unit 5 generator high temperature heat sources are provided by the high temperature smoke evacuation of gas internal-combustion engine 4.
Claims (1)
1. one kind is the duplex heat-pump-type cogeneration system of power with the internal combustion engine, it is made up of gas internal-combustion engine (4), absorption heat pump unit (5), compression heat pump device (2), condensing heat exchanger (1) and generator (3), described condensing heat exchanger (1) is made up of first heat exchanger (6) that has one group of waterway channel respectively and second heat exchanger (7), and described gas internal-combustion engine (4) is connected with generator (3) and output mechanical energy orders about generator (3) generating; It is characterized in that: the flue gas of described gas internal-combustion engine (4) enters the smoke inlet of condensing heat exchanger (1) by the generator of absorption heat pump unit (5), and passes through condensing heat exchanger (1) and discharge from exhanst gas outlet; The water route outlet of gas internal-combustion engine (4) aerial cooler, the water route outlet of first heat exchanger (6) of condensing heat exchanger (1) and the Water in Condenser way outlet of compression heat pump device (2) all join with the evaporimeter water route import of absorption heat pump unit (5), the water route import of gas internal-combustion engine (4) aerial cooler, the condenser water route import of the water route import of first heat exchanger (6) and compression heat pump device (2) is all joined with the evaporator water way outlet of absorption heat pump unit (5), the water route outlet of second heat exchanger (7) of condensing heat exchanger (1) and water route import are joined with the import of evaporimeter water route and the water route outlet of compression heat pump device (2) respectively, and the condenser and the absorber of absorption heat pump unit (5) are connected/be parallel in the heating loop.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB031097197A CN1231730C (en) | 2003-04-11 | 2003-04-11 | Dual-section heat-pump type heat and electricity combined supply system by using internal combustion engine as power |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB031097197A CN1231730C (en) | 2003-04-11 | 2003-04-11 | Dual-section heat-pump type heat and electricity combined supply system by using internal combustion engine as power |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1536295A CN1536295A (en) | 2004-10-13 |
| CN1231730C true CN1231730C (en) | 2005-12-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB031097197A Expired - Fee Related CN1231730C (en) | 2003-04-11 | 2003-04-11 | Dual-section heat-pump type heat and electricity combined supply system by using internal combustion engine as power |
Country Status (1)
| Country | Link |
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| CN (1) | CN1231730C (en) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100644832B1 (en) * | 2004-12-28 | 2006-11-14 | 엘지전자 주식회사 | Cogeneration system |
| CN1321311C (en) * | 2005-06-23 | 2007-06-13 | 上海交通大学 | Heat management device of cold-heat-electricity supply system based on gas IC engine |
| CN103727703B (en) * | 2013-12-24 | 2016-08-10 | 吴竺 | A kind of recycling cold, heat and power triple supply system |
| CN103776077B (en) * | 2014-02-20 | 2016-08-17 | 徐浩然 | A kind of domestic distributed energy blood circulation |
| CN107869857A (en) * | 2017-11-07 | 2018-04-03 | 北京拓首能源科技股份有限公司 | One kind is based on the second kind absorption type mixing heat pump |
| CN108518890A (en) * | 2018-05-11 | 2018-09-11 | 宋世海 | A kind of direct fired absorption air source heat pump circulating heating system |
| CN108534213A (en) * | 2018-05-11 | 2018-09-14 | 宋世海 | A kind of low ebb electric heat storage composite adsorption type air source heat pump circulating heating system |
-
2003
- 2003-04-11 CN CNB031097197A patent/CN1231730C/en not_active Expired - Fee Related
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| Publication number | Publication date |
|---|---|
| CN1536295A (en) | 2004-10-13 |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: QINGHUA UNIVERSITY; TONGFANG CO., LTD. Free format text: FORMER NAME OR ADDRESS: QINGHUA UNIVERSITY; TSINGHUA TONGFANG CO., LTD. |
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| CP03 | Change of name, title or address |
Address after: 100083 A, block 2907, Tongfang science and Technology Plaza, Beijing Co-patentee after: Tongfang Co., Ltd. Patentee after: Tsinghua University Address before: 100083 A, block 2907, Tongfang science and Technology Plaza, Beijing Co-patentee before: Qinghua Tongfang Co., Ltd. Patentee before: Tsinghua University |
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20051214 Termination date: 20170411 |