CN103697615B - Multiterminal heat supply the 3rd class absorption heat pump - Google Patents
Multiterminal heat supply the 3rd class absorption heat pump Download PDFInfo
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- CN103697615B CN103697615B CN201310688631.2A CN201310688631A CN103697615B CN 103697615 B CN103697615 B CN 103697615B CN 201310688631 A CN201310688631 A CN 201310688631A CN 103697615 B CN103697615 B CN 103697615B
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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 hot multiterminal heat supply the 3rd class absorption heat pump, belong to absorption heat pump technical field. Generator, the second generator, absorber, the second absorber, the 3rd absorber, solution pump, the second solution pump, solution heat exchanger, the second solution heat exchanger and the 3rd solution heat exchanger form solution circulation loop, generator provides respectively refrigerant vapour to condenser, the second generator to the second condenser, condenser and the second condenser provide cryogen liquid to evaporimeter respectively, condenser also provides cryogen liquid to the second absorber, evaporimeter provides refrigerant vapour to absorber and the second absorber respectively, and the second absorber provides refrigerant vapour to the 3rd absorber; Generator and evaporimeter obtain waste heat, and the second generator obtains high temperature thermic load, and condenser is to cooling medium heat release, and absorber, the 3rd absorber and the external heat supply of the second condenser, form multiterminal heat supply the 3rd class absorption heat pump.
Description
Technical field:
The invention belongs to absorption heat pump technical field.
Background technology:
First-class absorption type heat pump is taking the temperature difference between high temperature driven thermal medium and heated medium as driving force, UTILIZATION OF VESIDUAL HEAT INRate depends on concrete circulation process, is suitable for the occasion that residual heat resources are enriched not; Second-kind absorption-type heat pump is with residual heat resourcesWith temperature difference between environment is driving force, when residual heat resources are enriched, energy-saving benefit is high; Two kinds of driving forces are merged and used, noOnly can improve residual heat resources utilization rate, also can reduce high temperature driven heat in the requirement aspect quantity or grade simultaneously, can alsoBring the simplification of general structure and flow process.
The present invention is directed to the wider situation of heated medium range of temperature, with can use simultaneously high temperature driven thermal medium withBetween heated medium, between temperature difference and residual heat resources and environment, temperature difference is target as driving force, has to realize heat pumpIt is object that superior performance exponential sum promotes waste heat supply temperature higher, and considers that the two-stage that realizes waste heat supply temperature promotes and satisfied heat useThe use heat demand of the larger temperature range in family, provides multiterminal heat supply the 3rd class absorption heat pump with simple structure and reasonable circulation.
Summary of the invention:
Main purpose of the present invention is to provide multiterminal heat supply the 3rd class absorption heat pump, and concrete summary of the invention subitem is described below:
1. multiterminal heat supply the 3rd class absorption heat pump, mainly by generator, the second generator, absorber, the second absorber,The 3rd absorber, the 4th absorber, condenser, evaporimeter, solution pump, the second solution pump, the 3rd solution pump, cryogen liquidPump, the second cryogen liquid pump, solution heat exchanger, the second solution heat exchanger, the 3rd solution heat exchanger and the 4th solution heatInterchanger forms; Generator has concentrated solution pipeline through solution pump, solution heat exchanger and the second solution heat exchanger and secondGenerator is communicated with, and the second generator also has concentrated solution pipeline to be communicated with absorber through the second solution heat exchanger, and absorber also hasWeak solution pipeline is communicated with the 4th absorber through the second solution pump and the 3rd solution heat exchanger, and the 4th absorber also has weak solutionPipeline is communicated with the second absorber through the 3rd solution heat exchanger, the second absorber also have weak solution pipeline through the 3rd solution pump andThe 4th solution heat exchanger is communicated with the 3rd absorber, the 3rd absorber also have weak solution pipeline through the 4th solution heat exchanger andSolution heat exchanger is communicated with generator; The second generator also has refrigerant vapour passage to be communicated with the 4th absorber, and generator alsoHave refrigerant vapour passage to be communicated with condenser, condenser also has cryogen liquid pipeline to be communicated with evaporimeter through cryogen liquid pump, evaporimeterAlso have refrigerant vapour passage to be communicated with absorber and the second absorber respectively, condenser also has cryogen liquid pipeline through the second cryogen liquidAfter pump is communicated with the second absorber, the second absorber has refrigerant vapour passage to be communicated with the 3rd absorber again; Condenser is cold in additionBut medium pipeline is communicated with outside, and absorber, the 3rd absorber and the 4th absorber also have respectively heated medium pipeline with outerPortion be communicated with, generator and evaporimeter also have surplus heat respectively medium pipeline with outside be communicated with, the second generator also has high temperature thermal mediumPipeline is communicated with outside, forms multiterminal heat supply the 3rd class absorption heat pump.
2. multiterminal heat supply the 3rd class absorption heat pump, is in multiterminal heat supply the 3rd class absorption heat pump described in the 1st, increasesAdd the second evaporimeter and the 3rd cryogen liquid pump, cancel the refrigerant vapour passage that evaporimeter is communicated with the second absorber, condenser increasesIf cryogen liquid pipeline is communicated with the second evaporimeter through the 3rd cryogen liquid pump, the second evaporimeter also has refrigerant vapour passage and second to inhaleReceipts device is communicated with, and the second evaporimeter medium pipeline that also has surplus heat is communicated with outside, formation multiterminal heat supply the 3rd class absorption heat pump.
3. multiterminal heat supply the 3rd class absorption heat pump, mainly by generator, the second generator, absorber, the second absorber,The 3rd absorber, condenser, evaporimeter, solution pump, the second solution pump, cryogen liquid pump, the second cryogen liquid pump, solution heatInterchanger, the second solution heat exchanger, the 3rd solution heat exchanger, the second condenser and choke valve form; Generator hasConcentrated solution pipeline is communicated with the second generator through solution pump, solution heat exchanger and the second solution heat exchanger, the second generatorAlso have concentrated solution pipeline to be communicated with absorber through the second solution heat exchanger, absorber also has weak solution pipeline and the second absorberBe communicated with, the second absorber also has weak solution pipeline to be communicated with the 3rd absorber through the second solution pump and the 3rd solution heat exchanger,The 3rd absorber also has weak solution pipeline to be communicated with generator through the 3rd solution heat exchanger and solution heat exchanger; Second occursDevice also has refrigerant vapour passage to be communicated with the second condenser, and the second condenser also has cryogen liquid pipeline to connect through choke valve and evaporimeterLogical, generator also has refrigerant vapour passage to be communicated with condenser, and condenser also has cryogen liquid pipeline through cryogen liquid pump and evaporimeterBe communicated with, evaporimeter also has refrigerant vapour passage to be communicated with absorber and the second absorber respectively, and condenser also has cryogen liquid pipelineAfter the second cryogen liquid pump is communicated with the second absorber, the second absorber has refrigerant vapour passage to be communicated with the 3rd absorber again;Condenser also has cooling medium pipeline to be communicated with outside, and absorber, the 3rd absorber and the second condenser also have respectively heatedMedium pipeline is communicated with outside, and generator and the evaporimeter medium pipeline that also has surplus heat is respectively communicated with outside, and the second generator alsoThere is high temperature thermal medium pipeline to be communicated with outside, form multiterminal heat supply the 3rd class absorption heat pump.
4. multiterminal heat supply the 3rd class absorption heat pump, is in multiterminal heat supply the 3rd class absorption heat pump described in the 3rd, getsThe refrigerant vapour passage that the evaporimeter that disappears is communicated with the second absorber, increases the second evaporimeter and the second choke valve, and evaporimeter is set upCryogen liquid pipeline is communicated with the second evaporimeter through the second choke valve, and the second evaporimeter also has refrigerant vapour passage and the second absorberBe communicated with, the second evaporimeter medium pipeline that also has surplus heat is communicated with outside, formation multiterminal heat supply the 3rd class absorption heat pump.
5. multiterminal heat supply the 3rd class absorption heat pump, mainly by generator, the second generator, absorber, the second absorber,The 3rd absorber, condenser, evaporimeter, solution pump, the second solution pump, the 3rd solution pump, cryogen liquid pump, the second cryogenLiquid pump, solution heat exchanger, the second solution heat exchanger, the 3rd solution heat exchanger, the second condenser and choke valve institute groupBecome; Generator has concentrated solution pipeline to be communicated with absorber through solution pump and solution heat exchanger, and absorber also has weak solution pipelineBe communicated with the second absorber, the second absorber also has weak solution pipeline through the second solution pump and the second solution heat exchanger and the 3rdAbsorber is communicated with, and the 3rd absorber also has weak solution pipeline through the 3rd solution pump, the second solution heat exchanger and the 3rd solution heatInterchanger is communicated with the second generator, and the second generator also has concentrated solution pipeline through the 3rd solution heat exchanger and solution heat exchangeDevice is communicated with generator; Generator also has refrigerant vapour passage to be communicated with condenser, and the second generator also has refrigerant vapour passageBe communicated with the second condenser, condenser also has cryogen liquid pipeline to be communicated with evaporimeter through cryogen liquid pump, and condenser also has cryogen liquidPipeline second absorber after the second cryogen liquid pump is communicated with the second absorber has refrigerant vapour passage and the 3rd absorber to connect againLogical, the second condenser also has cryogen liquid pipeline to be communicated with evaporimeter through choke valve, evaporimeter also have refrigerant vapour passage respectively withAbsorber and the second absorber are communicated with; Condenser also has cooling medium pipeline to be communicated with outside, absorber, the 3rd absorber andThe second condenser also has respectively heated medium pipeline to be communicated with outside, generator and the evaporimeter medium pipeline that also has surplus heat respectivelyBe communicated with outside, the second generator also has high temperature thermal medium pipeline to be communicated with outside, forms multiterminal heat supply the 3rd kind absorption type heatPump.
6. multiterminal heat supply the 3rd class absorption heat pump, is in multiterminal heat supply the 3rd class absorption heat pump described in the 5th, willCondenser has cryogen liquid pipeline second absorber after the second cryogen liquid pump is communicated with the second absorber to have refrigerant vapour passage againBe communicated with the 3rd absorber and be adjusted into evaporimeter and have cryogen liquid pipeline after the second cryogen liquid pump is communicated with the second absorber secondAbsorber has refrigerant vapour passage to be communicated with the 3rd absorber again, forms multiterminal heat supply the 3rd class absorption heat pump.
7. multiterminal heat supply the 3rd class absorption heat pump is at arbitrary multiterminal heat supply the 3rd class absorption heat pump described in 5-6 itemIn, increase the second evaporimeter, solution choke valve and the second choke valve, there are weak solution pipeline and the second absorber to connect absorberLogical be adjusted into absorber and have weak solution pipeline to be communicated with the second absorber through solution choke valve, cancellation evaporimeter and the second absorberThe refrigerant vapour passage being communicated with, evaporimeter is set up cryogen liquid pipeline and is communicated with the second evaporimeter through the second choke valve, the second evaporationDevice also has refrigerant vapour passage to be communicated with the second absorber, and the second evaporimeter medium pipeline that also has surplus heat is communicated with outside, formationMultiterminal heat supply the 3rd class absorption heat pump.
Brief description of the drawings:
Fig. 1 is according to multiterminal heat supply the 3rd class absorption heat pump provided by the present invention the 1st kind of structure and flow chart.
Fig. 2 is according to multiterminal heat supply the 3rd class absorption heat pump provided by the present invention the 2nd kind of structure and flow chart.
Fig. 3 is according to multiterminal heat supply the 3rd class absorption heat pump provided by the present invention the 3rd kind of structure and flow chart.
Fig. 4 is according to multiterminal heat supply the 3rd class absorption heat pump provided by the present invention the 4th kind of structure and flow chart.
Fig. 5 is according to multiterminal heat supply the 3rd class absorption heat pump provided by the present invention the 5th kind of structure and flow chart.
Fig. 6 is according to multiterminal heat supply the 3rd class absorption heat pump provided by the present invention the 6th kind of structure and flow chart.
Fig. 7 is according to multiterminal heat supply the 3rd class absorption heat pump provided by the present invention the 7th kind of structure and flow chart.
In figure, 1-generator, 2-the second generator, 3-absorber, 4-the second absorber, 5-the 3rd absorber, 6-tetra-absorbers, 7-condenser, 8-evaporimeter, 9-solution pump, 10-the second solution pump, 11-the 3rd solution pump,12-cryogen liquid pump, 13-the second cryogen liquid pump, 14-solution heat exchanger, 15-the second solution heat exchanger, 16-Three solution heat exchangers, 17-the 4th solution heat exchanger, 18-the second evaporimeter, 19-the 3rd cryogen liquid pump, 20-Two condensers, 21-choke valve, 22-solution choke valve, 23-the second choke valve.
Detailed description of the invention:
First be noted that in the statement of structure and flow process, in inessential situation, do not repeat; To apparentFlow process is not explained. Describe the present invention in detail below in conjunction with accompanying drawing and example.
Multiterminal heat supply the 3rd class absorption heat pump shown in Fig. 1 is achieved in that
(1), in structure, it is mainly by generator, the second generator, absorber, the second absorber, the 3rd absorber, the 4thAbsorber, condenser, evaporimeter, solution pump, the second solution pump, the 3rd solution pump, cryogen liquid pump, the second cryogen liquid pump,Solution heat exchanger, the second solution heat exchanger, the 3rd solution heat exchanger and the 4th solution heat exchanger form; OccurDevice 1 has concentrated solution pipeline to connect through solution pump 9, solution heat exchanger 14 and the second solution heat exchanger 15 and the second generator 2Logical, the second generator 2 also has concentrated solution pipeline to be communicated with absorber 3 through the second solution heat exchanger 15, and absorber 3 also hasWeak solution pipeline is communicated with the 4th absorber 6 through the second solution pump 10 and the 3rd solution heat exchanger 16, the 4th absorber 6Also have weak solution pipeline to be communicated with the second absorber 4 through the 3rd solution heat exchanger 16, the second absorber 4 also has weak solution pipeLu Jing tri-solution pumps 11 and the 4th solution heat exchanger 17 are communicated with the 3rd absorber 5, and the 3rd absorber 5 also has rare moltenLiquid pipeline is communicated with generator 1 through the 4th solution heat exchanger 17 and solution heat exchanger 14; The second generator 2 is cold in additionAgent steam channel is communicated with the 4th absorber 6, and generator 1 also has refrigerant vapour passage to be communicated with condenser 7, condenser 7Also have cryogen liquid pipeline to be communicated with evaporimeter 8 through cryogen liquid pump 12, evaporimeter 8 in addition refrigerant vapour passage respectively with absorber3 and second absorber 4 be communicated with, condenser 7 also has cryogen liquid pipeline to be communicated with the second absorber 4 through the second cryogen liquid pump 13The second absorber 4 has refrigerant vapour passage to be communicated with the 3rd absorber 5 more afterwards; Condenser 7 also have cooling medium pipeline withOutside connection, absorber 3, the 3rd absorber 5 and the 4th absorber 6 also have respectively heated medium pipeline to be communicated with outside,Generator 1 and evaporimeter 8 medium pipeline that also has surplus heat is respectively communicated with outside, the second generator 2 high temperature thermal medium pipe in additionRoad is communicated with outside.
(2), in flow process, the concentrated solution of generator 1 is entered through solution pump 9, solution heat exchanger 14 and the second solution heat exchanger 15Enter the second generator 2, flow through the second generator 2, heating of high temperature thermal medium enters solution in it and discharges refrigerant vapour and offerThe concentrated solution of the 4th absorber 6, the second generators 2 enters absorber 3, absorbs cryogen steaming through the second solution heat exchanger 15Vapour heat release are in heated medium, and the weak solution of absorber 3 enters through the second solution pump 10 and the 3rd solution heat exchanger 16The 4th absorber 6, absorption refrigerant vapour heat release are in heated medium, and the weak solution of the 4th absorber 6 is handed over through the 3rd solution heatParallel operation 16 enters the second absorber 4, absorption refrigerant vapour heat release in cryogen liquid, and the weak solution of the second absorber 4 is through the 3rdSolution pump 11 and the 4th solution heat exchanger 17 enter the 3rd absorber 5, absorption refrigerant vapour heat release in heated medium,The weak solution of the 3rd absorber 5 enters generator 1 through the 4th solution heat exchanger 17 and solution heat exchanger 14, waste heat mediumFlow through generator 1, heating enters solution in it and discharges refrigerant vapour and offer condenser 7, and the refrigerant vapour of condenser 7 is putHeat becomes cryogen liquid in cooling medium, and a part of cryogen liquid of condenser 7 enters evaporimeter 8, absorbs through 12 pressurization of cryogen liquid pumpRefrigerant vapour providing to absorber 3 and the second absorber 4 is respectively provided waste heat, and another part cryogen liquid of condenser 7 is through theAfter two cryogen liquid pumps 13 pressurizations, flow through the second absorber 4, absorb heat into refrigerant vapour and provide to the 3rd absorber 5, formMultiterminal heat supply the 3rd class absorption heat pump.
Multiterminal heat supply the 3rd class absorption heat pump shown in Fig. 2 is achieved in that
In multiterminal heat supply the 3rd class absorption heat pump shown in Fig. 1, increase the second evaporimeter and the 3rd cryogen liquid pump, cancelThe refrigerant vapour passage that evaporimeter 8 is communicated with the second absorber 4, condenser 7 is set up cryogen liquid pipeline through the 3rd cryogen liquid pump19 are communicated with the second evaporimeter 18, and the second evaporimeter 18 also has refrigerant vapour passage to be communicated with the second absorber 4, and second steamsHair device 18 medium pipeline that also has surplus heat is communicated with outside, formation multiterminal heat supply the 3rd class absorption heat pump.
Multiterminal heat supply the 3rd class absorption heat pump shown in Fig. 3 is achieved in that
(1) in structure, it will by generator, the second generator, absorber, the second absorber, the 3rd absorber, condenser,Evaporimeter, solution pump, the second solution pump, cryogen liquid pump, the second cryogen liquid pump, solution heat exchanger, the second solution heat are handed overParallel operation, the 3rd solution heat exchanger, the second condenser and choke valve form; Generator 1 have concentrated solution pipeline through solution pump 9,Solution heat exchanger 14 and the second solution heat exchanger 15 are communicated with the second generator 2, and the second generator 2 also has concentrated solutionPipeline is communicated with absorber 3 through the second solution heat exchanger 15, and absorber 3 also has weak solution pipeline and the second absorber 4 to connectLogical, the second absorber 4 also has weak solution pipeline through the second solution pump 10 and the 3rd solution heat exchanger 16 and the 3rd absorber 5Be communicated with, the 3rd absorber 5 also has weak solution pipeline through the 3rd solution heat exchanger 16 and solution heat exchanger 14 and generator 1Be communicated with; The second generator 2 also has refrigerant vapour passage to be communicated with the second condenser 20, and the second condenser 20 also has cryogen liquidPipeline is communicated with evaporimeter 8 through choke valve 21, and generator 1 also has refrigerant vapour passage to be communicated with condenser 7, condenser 7Also have cryogen liquid pipeline to be communicated with evaporimeter 8 through cryogen liquid pump 12, evaporimeter 8 in addition refrigerant vapour passage respectively with absorber3 and second absorber 4 be communicated with, condenser 7 also has cryogen liquid pipeline to be communicated with the second absorber 4 through the second cryogen liquid pump 13The second absorber 4 has refrigerant vapour passage to be communicated with the 3rd absorber 5 more afterwards; Condenser 7 also have cooling medium pipeline withOutside connection, absorber 3, the 3rd absorber 5 and the second condenser 20 also have respectively heated medium pipeline to be communicated with outside,Generator 1 and evaporimeter 8 medium pipeline that also has surplus heat is respectively communicated with outside, the second generator 2 high temperature thermal medium pipe in additionRoad is communicated with outside.
(2), in flow process, the concentrated solution of generator 1 is entered through solution pump 9, solution heat exchanger 14 and the second solution heat exchanger 15Enter the second generator 2, flow through the second generator 2, heating of high temperature thermal medium enters solution in it and discharges refrigerant vapour and offerThe concentrated solution of the second condenser 20, the second generators 2 enters absorber 3, absorbs cryogen steaming through the second solution heat exchanger 15Vapour heat release are in heated medium, and the weak solution of absorber 3 enters the second absorber 4, absorption refrigerant vapour heat release in cryogenLiquid, the weak solution of the second absorber 4 enters the 3rd absorber 5, inhales through the second solution pump 10 and the 3rd solution heat exchanger 16Receive refrigerant vapour heat release in heated medium, the weak solution of the 3rd absorber 5 is through the 3rd solution heat exchanger 16 and solution heatInterchanger 14 enters generator 1, and the solution release refrigerant vapour that waste heat MEDIA FLOW enters in it through generator 1, heating providesGive condenser 7; The refrigerant vapour heat release of the second condenser 20 becomes cryogen liquid in heated medium, the cryogen of the second condenser 20Liquid enters evaporimeter 8 through choke valve 21 reducing pressure by regulating flows, and the refrigerant vapour heat release of condenser 7 becomes cryogen liquid in cooling medium, coldA part of cryogen liquid of condenser 7 enters evaporimeter 8 through 12 pressurizations of cryogen liquid pump, and the cryogen liquid of evaporimeter 8 absorbs waste heat Cheng LengAgent steam also provides to absorber 3 and the second absorber 4 respectively, and another part cryogen liquid of condenser 7 is through the second cryogen liquidAfter pump 13 pressurization, flow through the second absorber 4, absorb heat into refrigerant vapour and provide to the 3rd absorber 5, form multiterminal heat supplyThe 3rd class absorption heat pump.
Multiterminal heat supply the 3rd class absorption heat pump shown in Fig. 4 is achieved in that
In multiterminal heat supply the 3rd class absorption heat pump shown in Fig. 3, cancel cold that evaporimeter 8 is communicated with the second absorber 4Agent steam channel, increases the second evaporimeter and the second choke valve, evaporimeter 8 set up cryogen liquid pipeline through the second choke valve 23 withThe second evaporimeter 18 is communicated with, and the second evaporimeter 18 also has refrigerant vapour passage to be communicated with the second absorber 4, the second evaporimeter18 medium pipelines that also have surplus heat are communicated with outside, formation multiterminal heat supply the 3rd class absorption heat pump.
Multiterminal heat supply the 3rd class absorption heat pump shown in Fig. 5 is achieved in that
(1), in structure, it is mainly by generator, the second generator, absorber, the second absorber, the 3rd absorber, condensationDevice, evaporimeter, solution pump, the second solution pump, the 3rd solution pump, cryogen liquid pump, the second cryogen liquid pump, solution heat exchangeDevice, the second solution heat exchanger, the 3rd solution heat exchanger, the second condenser and choke valve form; Generator 1 has denseSolution pipeline is communicated with absorber 3 through solution pump 9 and solution heat exchanger 14, and absorber 3 also has weak solution pipeline and secondAbsorber 4 is communicated with, the second absorber 4 also have weak solution pipeline through the second solution pump 10 and the second solution heat exchanger 15 withThe 3rd absorber 5 is communicated with, and the 3rd absorber 5 also has weak solution pipeline through the 3rd solution pump 11, the second solution heat exchanger 15Be communicated with the second generator 2 with the 3rd solution heat exchanger 16, the second generator 2 also has concentrated solution pipeline through the 3rd solution heatInterchanger 16 and solution heat exchanger 14 are communicated with generator 1; Generator 1 also has refrigerant vapour passage and condenser 7 to connectLogical, the second generator 2 also has refrigerant vapour passage to be communicated with the second condenser 20, and condenser 7 also has cryogen liquid pipeline through coldAgent liquid pump 12 is communicated with evaporimeter 8, and condenser 7 also has cryogen liquid pipeline through the second cryogen liquid pump 13 and the second absorber 4After being communicated with, the second absorber 4 has refrigerant vapour passage to be communicated with the 3rd absorber 5 again, and the second condenser 20 also has cryogen liquidPipeline is communicated with evaporimeter 8 through choke valve 21, and evaporimeter 8 also has refrigerant vapour passage to absorb with absorber 3 and second respectivelyDevice 4 is communicated with; Condenser 7 also has cooling medium pipeline to be communicated with outside, absorber 3, the 3rd absorber 5 and the second condenser20 also have respectively heated medium pipeline to be communicated with outside, and generator 1 and evaporimeter 8 also have surplus heat respectively medium pipeline with outerPortion is communicated with, and the second generator 2 also has high temperature thermal medium pipeline to be communicated with outside.
(2), in flow process, the concentrated solution of generator 1 enters absorber 3, absorbs cryogen through solution pump 9 and solution heat exchanger 14Steam heat release are in heated medium, and the weak solution of absorber 3 enters the second absorber 4, absorption refrigerant vapour heat release in coldAgent liquid, the weak solution of the second absorber 4 through the second solution pump 10 and the second solution heat exchanger 15 enter the 3rd absorber 5,Absorb refrigerant vapour heat release in heated medium, the weak solution of the 3rd absorber 5 is through the 3rd solution pump 11, the second solution heatInterchanger 15 and the 3rd solution heat exchanger 16 enter the second generator 2, high temperature thermal medium flow through the second generator 2, heatingEnter solution in it and discharge concentrated solution that refrigerant vapour offers the second condenser 20, the second generators 2 through the 3rd solution heatInterchanger 16 and solution heat exchanger 14 enter generator 1, and waste heat MEDIA FLOW enters the solution in it through generator 1, heatingDischarge refrigerant vapour and offer condenser 7; The refrigerant vapour heat release of the second condenser 20 becomes cryogen liquid in heated medium, theThe cryogen liquid of two condensers 20 enters evaporimeter 8 through choke valve 21 reducing pressure by regulating flows; The refrigerant vapour heat release of condenser 7 is in coolingMedium becomes cryogen liquid, and a part of cryogen liquid of condenser 7 enters evaporimeter 8, another of condenser 7 through 12 pressurizations of cryogen liquid pumpPart cryogen liquid after the second cryogen liquid pump 13 pressurization, flow through the second absorber 4, absorb heat into refrigerant vapour and to the 3rd absorptionDevice 5 provides, and the cryogen liquid of evaporimeter 8 absorbs waste heat and becomes refrigerant vapour and provide to absorber 3 and the second absorber 4 respectively,Form multiterminal heat supply the 3rd class absorption heat pump.
Multiterminal heat supply the 3rd class absorption heat pump shown in Fig. 6 is achieved in that
In multiterminal heat supply the 3rd class absorption heat pump shown in Fig. 5, condenser 7 is had to cryogen liquid pipeline through the second cryogen liquidAfter pump 13 is communicated with the second absorber 4, the second absorber 4 has refrigerant vapour passage to be communicated with and to be adjusted into the 3rd absorber 5 againEvaporimeter 8 has cryogen liquid pipeline second absorber 4 after the second cryogen liquid pump 13 is communicated with the second absorber 4 to have cryogen againSteam channel is communicated with the 3rd absorber 5, forms multiterminal heat supply the 3rd class absorption heat pump.
Multiterminal heat supply the 3rd class absorption heat pump shown in Fig. 7 is achieved in that
In multiterminal heat supply the 3rd class absorption heat pump shown in Fig. 5, increase the second evaporimeter, solution choke valve and second sectionStream valve, absorber 3 is had weak solution pipeline to be communicated with the second absorber 4 to be adjusted into absorber 3 has weak solution pipeline through solutionChoke valve 22 is communicated with the second absorber 4, cancels the refrigerant vapour passage that evaporimeter 8 is communicated with the second absorber 4, evaporationDevice 8 is set up cryogen liquid pipeline and is communicated with the second evaporimeter 18 through the second choke valve 23, and the second evaporimeter 18 also has refrigerant vapourPassage is communicated with the second absorber 4, and the second evaporimeter 18 medium pipeline that also has surplus heat is communicated with outside, formation multiterminal heat supply theThree class absorption heat pumps.
The effect that the technology of the present invention can realize---multiterminal heat supply the 3rd class absorption heat pump proposed by the invention has as followsEffect and advantage:
(1) comprise two kinds of temperature difference and the two-stage of waste heat supply temperature is promoted, simple in structure, flow process is reasonable.
(2) can give full play to two kinds of effects that drive the temperature difference, be conducive to improve utilization efficiency of heat energy.
(3) two-stage that realizes waste heat supply temperature promotes, and is conducive to realize deep exploitation to cryogenic waste heat resource.
(4) ratio between Low Temperature Thermal load (waste heat) and high temperature thermic load is adjustable, has wider accommodation.
(5) for high temperature thermic load, provide two types of technical schemes, be conducive to realize making full use of high temperature thermal resource.
(6) enrich the type of the 3rd class absorption heat pump system, be conducive to adopt better the 3rd class absorption heat pump to be realizedMaking full use of of the temperature difference.
Claims (7)
1. multiterminal heat supply the 3rd class absorption heat pump, mainly by generator, the second generator, absorber, the second absorber,The 3rd absorber, the 4th absorber, condenser, evaporimeter, solution pump, the second solution pump, the 3rd solution pump, cryogen liquidPump, the second cryogen liquid pump, solution heat exchanger, the second solution heat exchanger, the 3rd solution heat exchanger and the 4th solution heatInterchanger forms; Generator (1) has concentrated solution pipeline through solution pump (9), solution heat exchanger (14) and the second solutionHeat exchanger (15) is communicated with the second generator (2), and the second generator (2) also has concentrated solution pipeline through the second solution heatInterchanger (15) is communicated with absorber (3), and absorber (3) also has weak solution pipeline through the second solution pump (10) and theThree solution heat exchangers (16) are communicated with the 4th absorber (6), and the 4th absorber (6) also has weak solution pipeline through the 3rdSolution heat exchanger (16) is communicated with the second absorber (4), and the second absorber (4) also has weak solution pipeline molten through the 3rdLiquid pump (11) and the 4th solution heat exchanger (17) are communicated with the 3rd absorber (5), and the 3rd absorber (5) is rare in additionSolution pipeline is communicated with generator (1) through the 4th solution heat exchanger (17) and solution heat exchanger (14); Second occursDevice (2) also has refrigerant vapour passage to be communicated with the 4th absorber (6), and generator (1) also has refrigerant vapour passage and condensationDevice (7) is communicated with, and condenser (7) also has cryogen liquid pipeline to be communicated with evaporimeter (8) through cryogen liquid pump (12), evaporimeter(8) also have refrigerant vapour passage to be communicated with absorber (3) and the second absorber (4) respectively, condenser (7) is cold in additionAgent liquid pipeline second absorber (4) after the second cryogen liquid pump (13) is communicated with the second absorber (4) has cryogen to steam againVapour passage is communicated with the 3rd absorber (5); Condenser (7) also has cooling medium pipeline to be communicated with outside, absorber (3),The 3rd absorber (5) and the 4th absorber (6) also have respectively heated medium pipeline to be communicated with outside, generator (1) andEvaporimeter (8) medium pipeline that also has surplus heat is respectively communicated with outside, the second generator (2) also have high temperature thermal medium pipeline andOutside connection, form multiterminal heat supply the 3rd class absorption heat pump.
2. multiterminal heat supply the 3rd class absorption heat pump is at multiterminal heat supply the 3rd class absorption heat pump claimed in claim 1In, increase the second evaporimeter and the 3rd cryogen liquid pump, cancel the cryogen steaming that evaporimeter (8) is communicated with the second absorber (4)Vapour passage, condenser (7) is set up cryogen liquid pipeline and is communicated with the second evaporimeter (18) through the 3rd cryogen liquid pump (19), theTwo evaporimeters (18) also have refrigerant vapour passage to be communicated with the second absorber (4), the second evaporimeter (18) Jie that also has surplus heatMatter pipeline is communicated with outside, forms multiterminal heat supply the 3rd class absorption heat pump.
3. multiterminal heat supply the 3rd class absorption heat pump, mainly by generator, the second generator, absorber, the second absorber,The 3rd absorber, condenser, evaporimeter, solution pump, the second solution pump, cryogen liquid pump, the second cryogen liquid pump, solution heatInterchanger, the second solution heat exchanger, the 3rd solution heat exchanger, the second condenser and choke valve form; Generator (1)There is concentrated solution pipeline to occur with second through solution pump (9), solution heat exchanger (14) and the second solution heat exchanger (15)Device (2) is communicated with, and the second generator (2) also has concentrated solution pipeline through the second solution heat exchanger (15) and absorber (3)Be communicated with, absorber (3) also has weak solution pipeline to be communicated with the second absorber (4), and the second absorber (4) also has weak solutionPipeline is communicated with the 3rd absorber (5) through the second solution pump (10) and the 3rd solution heat exchanger (16), the 3rd absorber(5) also have weak solution pipeline to connect with generator (1) through the 3rd solution heat exchanger (16) and solution heat exchanger (14)Logical; The second generator (2) also has refrigerant vapour passage to be communicated with the second condenser (20), and the second condenser (20) also hasCryogen liquid pipeline is communicated with evaporimeter (8) through choke valve (21), and generator (1) also has refrigerant vapour passage and condenser(7) be communicated with, condenser (7) also has cryogen liquid pipeline to be communicated with evaporimeter (8) through cryogen liquid pump (12), evaporimeter (8)Also have refrigerant vapour passage to be communicated with absorber (3) and the second absorber (4) respectively, condenser (7) also has cryogen liquid pipeAfter road the second cryogen liquid pump (13) is communicated with the second absorber (4), the second absorber (4) has refrigerant vapour passage againBe communicated with the 3rd absorber (5); Condenser (7) also has cooling medium pipeline to be communicated with outside, absorber (3), the 3rdAbsorber (5) and the second condenser (20) also have respectively heated medium pipeline to be communicated with outside, generator (1) and steamingHair device (8) medium pipeline that also has surplus heat is respectively communicated with outside, and the second generator (2) also has high temperature thermal medium pipeline with outwardPortion is communicated with, and forms multiterminal heat supply the 3rd class absorption heat pump.
4. multiterminal heat supply the 3rd class absorption heat pump is at multiterminal heat supply the 3rd class absorption heat pump claimed in claim 3In, cancel the refrigerant vapour passage that evaporimeter (8) is communicated with the second absorber (4), increase the second evaporimeter and second sectionStream valve, evaporimeter (8) is set up cryogen liquid pipeline and is communicated with the second evaporimeter (18) through the second choke valve (23), and second steamsHair device (18) also has refrigerant vapour passage to be communicated with the second absorber (4), the second evaporimeter (18) medium tube that also has surplus heatRoad is communicated with outside, forms multiterminal heat supply the 3rd class absorption heat pump.
5. multiterminal heat supply the 3rd class absorption heat pump, mainly by generator, the second generator, absorber, the second absorber,The 3rd absorber, condenser, evaporimeter, solution pump, the second solution pump, the 3rd solution pump, cryogen liquid pump, the second cryogenLiquid pump, solution heat exchanger, the second solution heat exchanger, the 3rd solution heat exchanger, the second condenser and choke valve institute groupBecome; Generator (1) has concentrated solution pipeline to be communicated with absorber (3) through solution pump (9) and solution heat exchanger (14),Absorber (3) also has weak solution pipeline to be communicated with the second absorber (4), and the second absorber (4) also has weak solution pipeline warpThe second solution pump (10) and the second solution heat exchanger (15) are communicated with the 3rd absorber (5), the 3rd absorber (5)Also has weak solution pipeline through the 3rd solution pump (11), the second solution heat exchanger (15) and the 3rd solution heat exchanger (16)Be communicated with the second generator (2), the second generator (2) also have concentrated solution pipeline through the 3rd solution heat exchanger (16) andSolution heat exchanger (14) is communicated with generator (1); Generator (1) also has refrigerant vapour passage and condenser (7) to connectLogical, the second generator (2) also has refrigerant vapour passage to be communicated with the second condenser (20), and condenser (7) also has cryogenLiquid pipeline is communicated with evaporimeter (8) through cryogen liquid pump (12), and condenser (7) also has cryogen liquid pipeline through the second cryogen liquidAfter pump (13) is communicated with the second absorber (4), the second absorber (4) has refrigerant vapour passage and the 3rd absorber (5) againBe communicated with, the second condenser (20) also has cryogen liquid pipeline to be communicated with evaporimeter (8) through choke valve (21), evaporimeter (8)Also have refrigerant vapour passage to be communicated with absorber (3) and the second absorber (4) respectively; Condenser (7) also has cooling mediumPipeline is communicated with outside, and absorber (3), the 3rd absorber (5) and the second condenser (20) also have respectively heated mediumPipeline is communicated with outside, and generator (1) and evaporimeter (8) medium pipeline that also has surplus heat is respectively communicated with outside, secondRaw device (2) also has high temperature thermal medium pipeline to be communicated with outside, forms multiterminal heat supply the 3rd class absorption heat pump.
6. multiterminal heat supply the 3rd class absorption heat pump is at multiterminal heat supply the 3rd class absorption heat pump claimed in claim 5In, condenser (7) is had to cryogen liquid pipeline after the second cryogen liquid pump (13) is communicated with the second absorber (4) secondAbsorber (4) has refrigerant vapour passage to be communicated with the 3rd absorber (5) to be adjusted into evaporimeter (8) again cryogen liquid pipeline warpAfter the second cryogen liquid pump (13) is communicated with the second absorber (4), the second absorber (4) has refrigerant vapour passage and the againThree absorbers (5) are communicated with, and form multiterminal heat supply the 3rd class absorption heat pump.
7. multiterminal heat supply the 3rd class absorption heat pump is at arbitrary multiterminal heat supply the 3rd kind absorption type described in claim 5-6In heat pump, increase the second evaporimeter, solution choke valve and the second choke valve, absorber (3) is had to weak solution pipeline and secondAbsorber (4) connection is adjusted into absorber (3) has weak solution pipeline through solution choke valve (22) and the second absorber (4)Be communicated with, cancel the refrigerant vapour passage that evaporimeter (8) is communicated with the second absorber (4), evaporimeter (8) is set up cryogen liquidPipeline is communicated with the second evaporimeter (18) through the second choke valve (23), and the second evaporimeter (18) also has refrigerant vapour passageBe communicated with the second absorber (4), the second evaporimeter (18) medium pipeline that also has surplus heat is communicated with outside, the heat supply of formation multiterminalThe 3rd class absorption heat pump.
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