CN103438601A - Parallel-connection dual-effect first-kind absorption heat pump sharing condenser - Google Patents
Parallel-connection dual-effect first-kind absorption heat pump sharing condenser Download PDFInfo
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- CN103438601A CN103438601A CN2013103722984A CN201310372298A CN103438601A CN 103438601 A CN103438601 A CN 103438601A CN 2013103722984 A CN2013103722984 A CN 2013103722984A CN 201310372298 A CN201310372298 A CN 201310372298A CN 103438601 A CN103438601 A CN 103438601A
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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
- 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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Abstract
The invention provides a parallel-connection dual-effect first-kind absorption heat pump sharing a condenser, and belongs to the technical field of absorption heat pumps. After passing through a first solution pump, a first absorber is respectively communicated with a first generator through a first solution heat exchanger and communicated with a second generator through a second solution heat exchanger. After the first generator passes through the first solution heat exchanger and the second generator passes through the second solution heat exchanger, the first generator and the second generator converge and then are communicated with the first absorber. The first generator is provided with a driving heat medium pipeline which is communicated with the exterior. The first generator is further provided with a refrigerant steam channel which is communicated with the condenser through the second generator and a first throttling valve. The second generator is provided with a refrigerant steam channel which is communicated with the condenser. A second absorber is communicated with a third generator through the second solution pump and a third solution heat exchanger. The third generator is provided with a driving heat medium pipeline which is communicated with the exterior. The third generator is further provided with a refrigerant steam channel which is communicated with the condenser. The condenser is respectively provided with refrigerant liquid pipelines which are communicated with a first evaporate and a second evaporator through throttling valves. The first absorber, the second absorber and the condenser are respectively provided with a heated medium pipeline which is communicated with the exterior. The first evaporator and the second evaporator are further provided with waste heat medium pipelines which are communicated with the exterior. Therefore, the parallel-connection dual-effect first-kind absorption heat pump sharing the condenser is formed.
Description
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technical field:
The invention belongs to the low temperature heat technical field of heat pumps.
background technology:
The abundant place for some residual heat resources, if selecting, single choice adopts economic benefits and social benefits first-class absorption type heat pump unit, although the more classical first-class absorption type heat pump unit of performance index is high, but its heat supply temperature is relatively low, be very limited, and while select adopting the absorption unit of the classical first kind heat of waste heat medium can be brought up to user's demand temperature, its performance index is low than the economic benefits and social benefits first-class absorption type heat pump, when reality runs into this situation in producing, general such scheme is: in low-temperature zone, adopt economic benefits and social benefits first-class absorption type heat pump unit, and high temperature section adopts a classical class absorption heat pump unit, use two units simultaneously, this enterprise's use cost is significantly improved and its combination property index very undesirable.
For the heat supply temperature improving first-class absorption type heat pump is met consumers' demand simultaneously, make unit have higher performance index, in order to utilize more efficiently residual heat resources, the present invention adopts flow process cleverly, obtained a kind of parallel double-effect first-class absorption type heat pump of common condenser, the advantage of having gathered classical first-class absorption type heat pump and economic benefits and social benefits first-class absorption type heat pump, wherein in the economic benefits and social benefits first-class absorption type heat pump, adopt solution that parallel-connection flow is arranged, this unit can be applied the waste heat of different grades in different circulations, have higher performance index when meeting user's heat demand, and this unit can adopt as required one or both different solutions as working medium, while using two kinds of solution, the two is independent of each other and can completes respectively circulation process separately, can utilize incogruent thermal resource, there are a plurality of heat supply ends simultaneously, this unit has more enriched the type of first-class absorption type heat pump unit, can efficiently utilize the waste heat medium.
summary of the invention:
Main purpose of the present invention is to provide a kind of parallel double-effect first-class absorption type heat pump of common condenser, and concrete summary of the invention subitem is described below:
A kind of parallel double-effect first-class absorption type heat pump of common condenser, mainly be comprised of the first generator, the second generator, the 3rd generator, the first absorber, the second absorber, condenser, the first evaporimeter, the second evaporimeter, the first solution heat exchanger, the second solution heat exchanger, the 3rd solution heat exchanger, first throttle valve, the second choke valve, the 3rd choke valve, the first solution pump and the second solution pump.The first absorber has the weak solution pipeline after the first solution pump, is divided into two-way: a road weak solution pipeline is communicated with the first generator through the first solution heat exchanger; Another road weak solution pipeline is communicated with the second generator through the second solution heat exchanger.The first generator has the concentrated solution pipeline to be communicated with the first absorber through the first solution heat exchanger.The second generator has the concentrated solution pipeline to be communicated with the first absorber through the second solution heat exchanger.The first generator has the refrigerant vapour passage to be communicated with condenser through the second generator and first throttle valve.The second generator has the refrigerant vapour passage to be communicated with condenser.The second absorber has the weak solution pipeline to be communicated with the 3rd generator through the second solution pump and the 3rd solution heat exchanger.The 3rd generator has the concentrated solution pipeline to be communicated with the second absorber through the 3rd solution heat exchanger.The 3rd generator also has the refrigerant vapour passage to be communicated with condenser.Condenser have the cryogen liquid pipeline respectively through the second choke valve and the first evaporimeter connected sum through the 3rd choke valve and the second evaporimeter.The first evaporimeter has the refrigerant vapour passage to be communicated with the first absorber.The second evaporimeter has refrigerant vapour passage the second absorber to be communicated with.The first absorber, the second absorber and condenser have respectively the heated medium pipeline to be communicated with outside.The first evaporimeter and the second evaporimeter medium pipeline that also has surplus heat respectively is communicated with outside.The first generator and the 3rd generator also have respectively the thermal medium of driving pipeline to be communicated with outside, form a kind of parallel double-effect first-class absorption type heat pump of common condenser.
the accompanying drawing explanation:
Fig. 1 is structure and the schematic flow sheet of the parallel double-effect first-class absorption type heat pump of a kind of common condenser provided by the present invention.
In figure, the 1-the first generator, the 2-the second generator, the 3-the three generator, the 4-the first absorber, the 5-the second absorber, 6-condenser, the 7-the first evaporimeter, the 8-the second evaporimeter, the 9-the first solution heat exchanger, the 10-the second solution heat exchanger, the 11-the three solution heat exchanger, 12-first throttle valve, the 13-the second choke valve, the 14-the three choke valve, the 15-the first solution pump, the 16-the second solution pump.
the specific embodiment:
The parallel double-effect first-class absorption type heat pump of a kind of common condenser shown in Fig. 1 is achieved in that
(1), on structure, it mainly is comprised of the first generator, the second generator, the 3rd generator, the first absorber, the second absorber, condenser, the first evaporimeter, the second evaporimeter, the first solution heat exchanger, the second solution heat exchanger, the 3rd solution heat exchanger, first throttle valve, the second choke valve, the 3rd choke valve, the first solution pump and the second solution pump.The first absorber 4 has the weak solution pipeline to be divided into two-way after the first solution pump 15: a road weak solution pipeline is communicated with the first generator 1 through the first solution heat exchanger 9; Another road weak solution pipeline is communicated with the second generator 2 through the second solution heat exchanger 10.The first generator 1 has the concentrated solution pipeline to be communicated with the first absorber 4 through the first solution heat exchanger 9.The second generator 2 has the concentrated solution pipeline to be communicated with the first absorber 4 through the second solution heat exchanger 10.The first generator 1 has the refrigerant vapour passage to be communicated with condenser 6 through the second generator 2 and first throttle valve 12.The second generator 2 has the refrigerant vapour passage to be communicated with condenser 6.The second absorber 5 has the weak solution pipeline to be communicated with the 3rd generator 3 through the second solution pump 16 and the 3rd solution heat exchanger 11.The 3rd generator 3 has the concentrated solution pipeline to be communicated with the second absorber 5 through the 3rd solution heat exchanger 11.The 3rd generator also has the refrigerant vapour passage to be communicated with condenser 6.Condenser 6 have the cryogen liquid pipeline respectively through the second choke valve 13 and the first evaporimeter 7 connected sums through the 3rd choke valve 14 and the second evaporimeter 8.The first evaporimeter 7 has the refrigerant vapour passage to be communicated with the first absorber 4.The second evaporimeter 8 has refrigerant vapour passage the second absorber 5 to be communicated with.The first absorber 4, the second absorber 5 and condenser 6 have respectively the heated medium pipeline to be communicated with outside.The first evaporimeter 7 and the second evaporimeter 8 medium pipeline that also has surplus heat respectively is communicated with outside.The first generator 1 and the 3rd generator 3 also have respectively the thermal medium of driving pipeline to be communicated with outside, form a kind of parallel double-effect first-class absorption type heat pump of common condenser.
(2) on flow process, the weak solution of the first absorber 4 is flowed through after the first solution pump 15 pressurization and is divided into two-way, and a road weak solution first solution heat exchanger 9 of flowing through enters the first generator 1.Another road weak solution enters the second generator 2 through the second solution heat exchanger 10.The concentrated solution of the first generator 1 first solution heat exchanger 9 of flowing through enters the first absorber 4.The concentrated solution of the second generator 2 second solution heat exchanger 10 of flowing through enters the first absorber 4.The concentrated solution that enters the first absorber 4 absorbs the refrigerant vapour of flash-pot heat release in the heated medium of first absorber 4 of flowing through.The concentrated solution of the first generator 1 produces refrigerant vapour under the heating of the driving thermal medium from outside.Flow through the second generator 2 as flow through concentrated solution in it discharge refrigerant vapour and provide to condenser 6 of the driving thermal medium of the second generator 2, heating from the refrigerant vapour of the first generator 1.Become the cryogen liquid first throttle valve 12 of flowing through after the refrigerant vapour heat release and enter condenser 6; The second absorber 5 has weak solution to flow through after the second solution pump 16 pressurization to flow through the 3rd solution heat exchanger 11 to enter the 3rd generator 3.The 3rd generator 3 has concentrated solution the 3rd solution heat exchanger 11 of flowing through to enter the second absorber 5.The concentrated solution of the 3rd generator 3 is discharged refrigerant vapour and provides to condenser 6 by the heating of the driving thermal medium from outside; The refrigerant vapour heat release that enters condenser 6 becomes cryogen liquid in the heated medium from outside.The cryogen liquid of condenser 6 enters the first evaporimeter 7 and enters the second evaporimeter 8 through the 3rd choke valve 14 through the second choke valve 13 respectively.Cryogen liquid in the first evaporimeter 7 is become refrigerant vapour by the waste heat dielectric heating from outside to be provided to the first absorber 4.Cryogen liquid in the second evaporimeter 8 is become refrigerant vapour by the waste heat dielectric heating from outside to be provided to the second absorber 5, forms a kind of parallel double-effect first-class absorption type heat pump of common condenser.
the effect that the technology of the present invention can realize---the parallel double-effect first-class absorption type heat pump of a kind of common condenser proposed by the invention has following effect and advantage:
1. the parallel double-effect first-class absorption type heat pump of a common condenser, higher to the waste heat supply temperature lifting, can utilize the residual heat resources of lower temperature to meet heat demand, improves the residual heat resources utilization rate.
2. the parallel double-effect first-class absorption type heat pump of a kind of common condenser that the present invention proposes, enriched the type of first-class absorption type heat pump, can realize better the mutual coupling between heat pump heat supply and user's heat.
3. the parallel double-effect first-class absorption type heat pump of a common condenser, can adopt a kind of or two kinds of solution to complete respectively each self-loopa as working medium, can choose different solutions as working media according to different demands, can better meet consumers' demand.
Claims (1)
1. the parallel double-effect first-class absorption type heat pump of a common condenser, mainly by the first generator, the second generator, the 3rd generator, the first absorber, the second absorber, condenser, the first evaporimeter, the second evaporimeter, the first solution heat exchanger, the second solution heat exchanger, the 3rd solution heat exchanger, the first throttle valve, the second choke valve, the 3rd choke valve, the first solution pump and the second solution pump form, the first absorber (4) has the weak solution pipeline to be divided into two-way after the first solution pump (15), one tunnel weak solution pipeline is communicated with the first generator (1) through the first solution heat exchanger (9), another road weak solution pipeline is communicated with the second generator (2) through the second solution heat exchanger (10), the first generator (1) has the concentrated solution pipeline to be communicated with the first absorber (4) through the first solution heat exchanger (9), the second generator (2) has the concentrated solution pipeline to be communicated with the first absorber (4) through the second solution heat exchanger (10), the first generator (1) has the refrigerant vapour passage to be communicated with condenser (6) through the second generator (2) and first throttle valve (12), the second generator (2) has the refrigerant vapour passage to be communicated with condenser (6), the second absorber (5) has the weak solution pipeline to be communicated with the 3rd generator (3) through the second solution pump (16) and the 3rd solution heat exchanger (11), the 3rd generator (3) has the concentrated solution pipeline to be communicated with the second absorber (5) through the 3rd solution heat exchanger (11), the 3rd generator also has the refrigerant vapour passage to be communicated with condenser (6), condenser (6) have the cryogen liquid pipeline respectively through the second choke valve (13) and the first evaporimeter (7) connected sum through the 3rd choke valve (14) and the second evaporimeter (8), the first evaporimeter (7) has the refrigerant vapour passage to be communicated with the first absorber (4), the second evaporimeter (8) has refrigerant vapour passage the second absorber (5) to be communicated with, the first absorber (4), the second absorber (5) and condenser (6) have respectively the heated medium pipeline to be communicated with outside, the first evaporimeter (7) and the second evaporimeter (8) medium pipeline that also has surplus heat respectively is communicated with outside, the first generator (1) and the 3rd generator (3) also have respectively the thermal medium of driving pipeline to be communicated with outside, form a kind of parallel double-effect first-class absorption type heat pump of common condenser.
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| Application Number | Priority Date | Filing Date | Title |
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| CN2013103722984A CN103438601A (en) | 2013-08-24 | 2013-08-24 | Parallel-connection dual-effect first-kind absorption heat pump sharing condenser |
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| Application Number | Priority Date | Filing Date | Title |
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| CN2013103722984A CN103438601A (en) | 2013-08-24 | 2013-08-24 | Parallel-connection dual-effect first-kind absorption heat pump sharing condenser |
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| CN103438601A true CN103438601A (en) | 2013-12-11 |
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| CN2013103722984A Pending CN103438601A (en) | 2013-08-24 | 2013-08-24 | Parallel-connection dual-effect first-kind absorption heat pump sharing condenser |
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Application publication date: 20131211 |