CN204730519U - A kind of composite absorption heat pump (type I) device for realizing hydro-thermal coproduction - Google Patents
A kind of composite absorption heat pump (type I) device for realizing hydro-thermal coproduction Download PDFInfo
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- CN204730519U CN204730519U CN201520385575.XU CN201520385575U CN204730519U CN 204730519 U CN204730519 U CN 204730519U CN 201520385575 U CN201520385575 U CN 201520385575U CN 204730519 U CN204730519 U CN 204730519U
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- evaporator
- absorber
- pipeline
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- heat
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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
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
- Y02A20/124—Water desalination
Abstract
For realizing a composite absorption heat pump (type I) device for hydro-thermal coproduction, comprise sea water desalinating unit, generator, evaporator with heat pump, the first absorber, the second absorber, the first solution pump, the second solution pump, the first solution heat exchanger, the second solution heat exchanger and choke valve; This generator has refrigerant vapour outlet to be connected with sea water desalinating unit heating steam inlet, the condensate water outlet of sea water desalinating unit first evaporator has cycle fluid pipeline to be communicated with evaporator with heat pump through choke valve, water outlet on sea water desalinating unit last evaporator has pipeline to be connected with the first low-temperature heat source entrance of evaporator with heat pump, and the indirect steam outlet of sea water desalinating unit last evaporator has pipeline to be connected with the second low-temperature heat source entrance of the second absorber.Be provided with first hot-water heat-supply network's pipeline in first absorber, second hot-water heat-supply network's pipeline is set in the second absorber.The utility model effectively can reclaim the waste heat of two kinds of different phases simultaneously, and reduces heat-pump apparatus initial cost.
Description
Technical field
The utility model relates to low-temperature residual heat utilization device, is specifically related to a kind of composite absorption heat pump (type I) device for realizing hydro-thermal coproduction.
Background technology
In low-temperature multi-effect evaporation seawater desalinization production technology, there is a large amount of fresh water waste heats and low-pressure vapor residual heat, because obtaining fully effective utilization, directly discharge causes thermal pollution.Low-temperature multi-effect evaporation seawater desalinization production technology needs again a large amount of middle temperature-heat-sources simultaneously, major part adopts steam jet ejector extract the part indirect steam in Steam Turbine Through IP Admission steam ejection sea water desalinating unit and obtain, because steam jet ejector efficiency is low, cause system energy consumption higher.
Adopt first-class absorption type heat pump technology recovery waste heat, there is reasonable energy-saving benefit and economic benefit, as shown in Figure 1, traditional enclosed first-class absorption type heat pump device is primarily of generator 1 ', condenser 2 ', absorber 3 ', evaporimeter 4 ', solution heat exchanger 5 ', choke valve 6 ' and solution pump 7 ' form, wherein driving heat source pipeline 8 ' is set in generator 1 ', industrial exhaust heat pipeline 9 ' is provided with in evaporimeter 4 ', cooling water pipeline 10 ' exports after absorber 3 ' after condenser 2 ' again, working medium completes circulation in heat pump inside, this conventional apparatus is applicable to the occasion that low temperature exhaust heat is liquid phase state.For desalinization production technology, there is fresh water (liquid phase state) waste heat and low-pressure steam (gas phase state) waste heat simultaneously, the waste heat of these two kinds of phases is reclaimed respectively according to two traditional enclosed first-class absorption type heat pump devices, heat pump assembly can be caused huge, add cost of investment, and when reclaiming low-pressure vapor residual heat with evaporimeter, add heat transfer link and heat transfer resistance, be unfavorable for effective recovery of low-pressure vapor residual heat.
Utility model content
Technical problem to be solved in the utility model is: overcome the deficiencies in the prior art, a kind of composite absorption heat pump (type I) device for realizing hydro-thermal coproduction is provided, draw gas as driving steam using the low pressure (LP) cylinder of steam turbine, extract the fresh water waste heat in desalinization production technology and low-pressure vapor residual heat simultaneously, produce middle temperature steam for desalinization, a part of heat energy can be obtained again for the hot water in heat hot network pipeline simultaneously, thus the cascade utilization reached different quality energy, achieve hydro-thermal coproduction.
For solving the problems of the technologies described above, the technical solution adopted in the utility model is: a kind of composite absorption heat pump (type I) device for realizing hydro-thermal coproduction, comprise sea water desalinating unit, generator, evaporator with heat pump, the first absorber, the second absorber, the first solution pump, the second solution pump, the first solution heat exchanger, the second solution heat exchanger and choke valve, wherein:
Described sea water desalinating unit comprises the first evaporator be linked in sequence, middle each single-effect evaporator and last evaporator, described first evaporator is provided with charging seawater inlet, heating steam inlet, condensate water outlet, condensate water outlet is provided with two bye-passes, one is cycle fluid pipeline, and another is boiler replenishing water pipeline; Described last evaporator is provided with indirect steam outlet, strong brine outlet and water outlet;
Described first absorber is provided with weak solution pipeline and is connected with generator with the first solution heat exchanger through the first solution pump, second absorber is provided with weak solution pipeline and is connected with generator with the second solution heat exchanger through the second solution pump, the concentrated solution outlet of generator is provided with the first concentrated solution pipeline and is communicated with the first absorber through the first solution heat exchanger, the concentrated solution outlet of generator is provided with the second concentrated solution pipeline and is communicated with the second absorber through the second solution heat exchanger, described evaporator with heat pump is provided with low-pressure steam passage and is connected with the first absorber, driving steam pipework is provided with in described generator, first hot-water heat-supply network's pipeline is provided with in first absorber, second hot-water heat-supply network's pipeline is provided with in second absorber,
Described generator body has refrigerant vapour outlet to be connected with the heating steam inlet of described sea water desalinating unit, the cycle fluid pipeline that the first evaporator condensate water outlet of described sea water desalinating unit is arranged is communicated with evaporator with heat pump through choke valve, sea water desalinating unit last evaporator water outlet is provided with pipeline and is connected with the first low-temperature heat source entrance of evaporator with heat pump, and the indirect steam outlet of sea water desalinating unit last evaporator is provided with pipeline and is connected with the second low-temperature heat source entrance of the second absorber.
A kind of composite absorption heat pump (type I) device for realizing hydro-thermal coproduction of the utility model, its feature also comprises as follows:
(1) low pressure (LP) cylinder of steam turbine, is utilized to draw gas as driving steam of the present utility model, the absorbent weak solution in described generator is heated by driving steam pipework, refrigerant vapour is released in generator, and export through the refrigerant vapour of generator the heating steam inlet being input to sea water desalinating unit first evaporator, be incorporated in sea water desalinating unit first evaporator as heating steam;
(2) heating steam is after first evaporator condensation heat, becomes condensate water, and a part of condensate water enters evaporator with heat pump as cycle fluid through choke valve, and another part condensate water is as the moisturizing of boiler;
(3) weak solution in described generator becomes concentrated solution after releasing refrigerant vapour, and this concentrated solution is divided into two strands, and stock-traders' know-how first solution heat exchanger enters the first absorber, and another stock-traders' know-how second solution heat exchanger enters the second absorber;
(4) fresh water of described sea water desalinating unit is directly introduced to provide fresh water waste heat in evaporator with heat pump, and described sea water desalinating unit end effect secondary steam is directly introduced in the second absorber to provide low-pressure vapor residual heat;
(5) first hot-water heat-supply network's pipeline is connected to described first absorber, absorbs heat and be used for hot water heating; Second hot-water heat-supply network's pipeline is connected to described second absorber, absorbs heat and be used for hot water heating.
A kind of composite absorption heat pump (type I) device for realizing hydro-thermal coproduction that the utility model proposes has following effect and advantage:
(1) the utility model draws gas as the driving steam of generator using the low pressure (LP) cylinder of steam turbine, extract the fresh water waste heat in desalinization production technology and low-pressure vapor residual heat simultaneously, produce middle temperature steam for desalinization, a part of heat energy can be obtained again for the hot water in heat hot network pipeline simultaneously, thus the cascade utilization reached different quality energy, achieve hydro-thermal coproduction.
(2) the comparatively current traditional enclosed first-class absorption type heat pump device as shown in Figure 1 of the utility model, has higher energy-saving benefit and economic benefit.The utility model device effectively can reclaim the waste heat of two kinds of different phases simultaneously, again reduces the initial cost of heat-pump apparatus simultaneously.
(3) the utility model first absorber and the second absorber can provide the heat supply network hot water of two kinds of different temperatures, and can well to realize between heat supply with heat user mutual mates.
Accompanying drawing explanation
Fig. 1 is traditional enclosed first-class absorption type heat pump apparatus structure schematic diagram.
Fig. 2 is a kind of composite absorption heat pump (type I) device for realizing hydro-thermal coproduction of the utility model.
In figure, 1-sea water desalinating unit, 2-first evaporator, 3-middle each single-effect evaporator, 4-last evaporator, 5-charging seawater inlet, 6-heating steam inlet, 7-condensate water exports, 8-boiler replenishing water pipeline, 9-cycle fluid pipeline, 10-choke valve, 11-evaporator with heat pump, 12-the first absorber, 13-the first solution pump, 14-the first solution heat exchanger, 15-generator, 16-strong brine exports, 17-water outlet, 18-indirect steam exports, 19-the second absorber, 20-the second solution pump, 21-the second solution heat exchanger, 22-refrigerant vapour exports, 23-drive steam pipework, 24-the first hot-water heat-supply network's pipeline, 25-the second hot-water heat-supply network's pipeline, 26-the first concentrated solution pipeline, 27-the second concentrated solution pipeline, 28-the first low-temperature heat source entrance, 29-the second low-temperature heat source entrance, 30-low-pressure steam passage.
Detailed description of the invention
As shown in Figure 2, a kind of composite absorption heat pump (type I) device for realizing hydro-thermal coproduction of the utility model, is made up of sea water desalinating unit 1, generator 15, evaporator with heat pump 11, first absorber 12, second absorber 19, first solution pump 13, second solution pump 20, first solution heat exchanger 14, second solution heat exchanger 21 and choke valve 10.Described sea water desalinating unit 1 comprises again first evaporator 2, middle each single-effect evaporator 3, last evaporator 4, described first evaporator is provided with charging seawater inlet 5, heating steam inlet 6, condensate water outlet 7, condensate water outlet is provided with two bye-passes, one is cycle fluid pipeline 9, and another is boiler replenishing water pipeline 8.Described last evaporator is provided with indirect steam outlet 18, strong brine outlet 16 and water outlet 17.Described first absorber 12 has weak solution pipeline to be connected with generator 15 with the first solution heat exchanger 14 through the first solution pump 13, second absorber 19 has weak solution pipeline to be connected with generator 15 with the second solution heat exchanger 21 through the second solution pump 20, the concentrated solution outlet of generator 15 has the first concentrated solution pipeline 26 to be communicated with the first absorber 12 through the first solution heat exchanger 14, the concentrated solution outlet of generator 15 has the second concentrated solution pipeline 27 to be communicated with the second absorber 19 through the second solution heat exchanger 21, evaporator with heat pump 11 has low-pressure steam passage 30 to be connected with the first absorber 12, be provided with in generator 15 and drive steam pipework 23, first hot-water heat-supply network's pipeline 24 is provided with in first absorber 12, second hot-water heat-supply network's pipeline 25 is provided with in second absorber 19.The housing of described generator 15 has refrigerant vapour outlet 22 to be connected with the heating steam inlet 6 of described sea water desalinating unit 1, the condensate water outlet 7 that the first evaporator 2 of sea water desalinating unit 1 is arranged has cycle fluid pipeline 9 to be communicated with evaporator with heat pump 11 through choke valve 10, the water outlet 17 that the last evaporator 4 of sea water desalinating unit 1 is arranged has pipeline to be connected with the first low-temperature heat source entrance 28 of evaporator with heat pump 11, and the indirect steam outlet 18 of the last evaporator 4 of sea water desalinating unit 1 has pipeline to be connected with the second low-temperature heat source entrance 29 of the second absorber 19.
Claims (1)
1. one kind for realizing the composite absorption heat pump (type I) device of hydro-thermal coproduction, comprise sea water desalinating unit (1), generator (15), evaporator with heat pump (11), the first absorber (12), the second absorber (19), the first solution pump (13), the second solution pump (20), the first solution heat exchanger (14), the second solution heat exchanger (21) and choke valve (10), it is characterized in that:
Described sea water desalinating unit comprises the first evaporator (2), middle each single-effect evaporator (3) and the last evaporator (4) that are linked in sequence, described first evaporator is provided with charging seawater inlet (5), heating steam inlet (6), condensate water outlet (7), condensate water outlet is provided with two bye-passes, one is cycle fluid pipeline (9), and another is boiler replenishing water pipeline (8); Described last evaporator is provided with indirect steam outlet (18), strong brine outlet (16) and water outlet (17);
Described first absorber is provided with weak solution pipeline and is connected with generator with the first solution heat exchanger (14) through the first solution pump (13), second absorber is provided with weak solution pipeline and is connected with generator with the second solution heat exchanger through the second solution pump, the concentrated solution outlet of generator is provided with the first concentrated solution pipeline and is communicated with the first absorber through the first solution heat exchanger, the concentrated solution outlet of generator is provided with the second concentrated solution pipeline and is communicated with the second absorber through the second solution heat exchanger, described evaporator with heat pump is provided with low-pressure steam passage (30) and is connected with the first absorber, be provided with in described generator and drive steam pipework (23), first hot-water heat-supply network's pipeline (24) is provided with in first absorber, second hot-water heat-supply network's pipeline (25) is provided with in second absorber,
Described generator body has refrigerant vapour outlet (22) to be connected with the heating steam inlet of described sea water desalinating unit, the cycle fluid pipeline that the first evaporator condensate water outlet of described sea water desalinating unit is arranged is communicated with evaporator with heat pump through choke valve (10), sea water desalinating unit last evaporator water outlet is provided with pipeline and is connected with the first low-temperature heat source entrance (28) of evaporator with heat pump, and the indirect steam outlet of sea water desalinating unit last evaporator is provided with pipeline and is connected with the second low-temperature heat source entrance (29) of the second absorber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520385575.XU CN204730519U (en) | 2015-06-08 | 2015-06-08 | A kind of composite absorption heat pump (type I) device for realizing hydro-thermal coproduction |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201520385575.XU CN204730519U (en) | 2015-06-08 | 2015-06-08 | A kind of composite absorption heat pump (type I) device for realizing hydro-thermal coproduction |
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| CN204730519U true CN204730519U (en) | 2015-10-28 |
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| CN201520385575.XU Expired - Fee Related CN204730519U (en) | 2015-06-08 | 2015-06-08 | A kind of composite absorption heat pump (type I) device for realizing hydro-thermal coproduction |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108592600A (en) * | 2018-05-17 | 2018-09-28 | 广州晟启能源设备有限公司 | A kind of energy conserving system driving enclosed low temperature band drier using absorption heat pump |
| CN114856739A (en) * | 2022-05-24 | 2022-08-05 | 华能国际电力股份有限公司 | Hydrothermal electricity cogeneration system based on low-temperature multi-effect evaporation technology |
-
2015
- 2015-06-08 CN CN201520385575.XU patent/CN204730519U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108592600A (en) * | 2018-05-17 | 2018-09-28 | 广州晟启能源设备有限公司 | A kind of energy conserving system driving enclosed low temperature band drier using absorption heat pump |
| CN114856739A (en) * | 2022-05-24 | 2022-08-05 | 华能国际电力股份有限公司 | Hydrothermal electricity cogeneration system based on low-temperature multi-effect evaporation technology |
| CN114856739B (en) * | 2022-05-24 | 2023-08-08 | 华能国际电力股份有限公司 | Water-heat cogeneration system based on low-temperature multi-effect evaporation technology |
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| 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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151028 Termination date: 20190608 |