CN103697615A - Multi-end heat supply class-III absorptive heat pump - Google Patents
Multi-end heat supply class-III absorptive heat pump Download PDFInfo
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- CN103697615A CN103697615A CN201310688631.2A CN201310688631A CN103697615A CN 103697615 A CN103697615 A CN 103697615A CN 201310688631 A CN201310688631 A CN 201310688631A CN 103697615 A CN103697615 A CN 103697615A
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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
Abstract
The invention provides a multi-end heat supply class-III absorptive heat pump, which belongs to the technical field of an absorptive heat pump. A generator, a second generator, an absorber, a second absorber, a third absorber, a solution pump, a second solution pump, a solution heat exchanger, a second solution heat exchanger and a third solution heat exchanger form a solution circulation loop, the generator supplies coolant steam to a condenser, the second generator supplies the coolant steam to a second condenser, the condenser and the second condenser respectively supply coolant liquid to an evaporator, the condenser also supplies the coolant liquid to the second absorber, the evaporator respectively supplies the coolant steam to the absorber and the second absorber, and the second absorber supplies the coolant steam to the third absorber; the generator and the evaporator obtain the waste heat, the second generator obtains the high-temperature heat load, the condenser releases the heat to the cooling medium, the absorber, the third absorber and the second condenser supply heat to the exterior, and the multi-end heat supply class-III absorptive heat pump is formed.
Description
Technical field:
The invention belongs to absorption heat pump technical field.
Background technology:
The temperature difference that first-class absorption type heat pump be take between high temperature driven thermal medium and heated medium is driving force, and utilization rate of waste heat depends on concrete circulation process, is suitable for the occasion that residual heat resources are abundant not; The temperature difference that second-kind absorption-type heat pump be take between residual heat resources and environment is driving force, and when residual heat resources are enriched, energy-saving benefit is high; Two kinds of driving forces are merged and used, not only can improve residual heat resources utilization rate, also can reduce high temperature driven heat in the requirement aspect quantity or grade, the simplification that can also bring general structure and flow process simultaneously.
The present invention is directed to the wider situation of heated medium range of temperature, take that can to use between high temperature driven thermal medium and heated medium temperature difference between temperature difference and residual heat resources and environment be target as driving force simultaneously, take and realize heat pump and there is superior performance exponential sum and promote higher waste heat supply temperature as object, and the heat demand of using of considering to realize the two-stage lifting of waste heat supply temperature and meeting the larger temperature range of hot user, multiterminal heat supply the 3rd class absorption heat pump with simple structure and reasonable circulation is provided.
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, is mainly comprised of 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 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, generator has concentrated solution pipeline through solution pump, solution heat exchanger and the second solution heat exchanger are communicated with the second generator, the second generator also has concentrated solution pipeline to be communicated with absorber through the second solution heat exchanger, absorber also has weak solution pipeline to be communicated with the 4th absorber through the second solution pump and the 3rd solution heat exchanger, the 4th absorber also has weak solution pipeline to be communicated with the second absorber through the 3rd solution heat exchanger, the second absorber also has weak solution pipeline to be communicated with the 3rd absorber through the 3rd solution pump and the 4th solution heat exchanger, the 3rd absorber also has weak solution pipeline to be communicated with generator through the 4th solution heat exchanger and solution heat exchanger, the second generator also has refrigerant vapour passage to be communicated with the 4th absorber, generator also has refrigerant vapour passage to be communicated with condenser, condenser also has cryogen liquid pipeline to be communicated with evaporimeter through cryogen liquid pump, evaporimeter also has refrigerant vapour passage to be communicated with absorber and the second absorber respectively, and condenser also has cryogen liquid pipeline second absorber after the second cryogen liquid pump is communicated with the second absorber to have refrigerant vapour passage to be communicated with the 3rd absorber again, condenser also has cooling medium pipeline to be communicated with outside, absorber, the 3rd absorber and the 4th absorber also have respectively heated medium pipeline to be communicated with outside, generator and the evaporimeter medium pipeline that also has surplus heat is respectively communicated with outside, the second generator also has high temperature thermal medium pipeline to be communicated with outside, forms multiterminal heat supply the 3rd class absorption heat pump.
2. multiterminal heat supply the 3rd class absorption heat pump, in multiterminal heat supply the 3rd class absorption heat pump described in the 1st, increase the second evaporimeter and the 3rd cryogen liquid pump, cancel the refrigerant vapour passage that evaporimeter is communicated with the second absorber, condenser is set up cryogen liquid pipeline and is communicated with the second evaporimeter through the 3rd cryogen liquid pump, the second evaporimeter also has refrigerant vapour passage to be communicated with the second absorber, 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, is mainly comprised of 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 exchanger, the 3rd solution heat exchanger, the second condenser and choke valve; Generator has concentrated solution pipeline to be communicated with the second generator through solution pump, solution heat exchanger and the second solution heat exchanger, the second generator also has concentrated solution pipeline to be communicated with absorber through the second solution heat exchanger, absorber also has weak solution pipeline to be communicated with the second absorber, 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, and the 3rd absorber also has weak solution pipeline to be communicated with generator through the 3rd solution heat exchanger and solution heat exchanger; The second generator also has refrigerant vapour passage to be communicated with the second condenser, the second condenser also has cryogen liquid pipeline to be communicated with evaporimeter through choke valve, generator also has refrigerant vapour passage to be communicated with condenser, condenser also has cryogen liquid pipeline to be communicated with evaporimeter through cryogen liquid pump, evaporimeter also has refrigerant vapour passage to be communicated with absorber and the second absorber respectively, and condenser also has cryogen liquid pipeline second absorber after the second cryogen liquid pump is communicated with the second absorber to have refrigerant vapour passage to be communicated with the 3rd absorber again; Condenser also has cooling medium pipeline to be communicated with outside, absorber, the 3rd absorber and the second condenser also have respectively heated medium pipeline to be communicated with outside, generator and the evaporimeter medium pipeline that also has surplus heat is respectively communicated with outside, the second generator also has high temperature thermal medium pipeline to be communicated with outside, forms multiterminal heat supply the 3rd class absorption heat pump.
4. multiterminal heat supply the 3rd class absorption heat pump, in multiterminal heat supply the 3rd class absorption heat pump described in the 3rd, cancel the refrigerant vapour passage that evaporimeter is communicated with the second absorber, increase the second evaporimeter and the second choke valve, evaporimeter is set up cryogen liquid pipeline and is communicated with the second evaporimeter through the second choke valve, the second evaporimeter 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, formation multiterminal heat supply the 3rd class absorption heat pump.
5. multiterminal heat supply the 3rd class absorption heat pump, is mainly comprised of 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 cryogen liquid pump, solution heat exchanger, the second solution heat exchanger, the 3rd solution heat exchanger, the second condenser and choke valve; Generator has concentrated solution pipeline to be communicated with absorber through solution pump and solution heat exchanger, absorber also has weak solution pipeline to be communicated with the second absorber, the second absorber also has weak solution pipeline to be communicated with the 3rd absorber through the second solution pump and the second solution heat exchanger, the 3rd absorber also has weak solution pipeline to be communicated with the second generator through the 3rd solution pump, the second solution heat exchanger and the 3rd solution heat exchanger, and the second generator also has concentrated solution pipeline to be communicated with generator through the 3rd solution heat exchanger and solution heat exchanger; Generator also has refrigerant vapour passage to be communicated with condenser, the second generator also has refrigerant vapour passage to be communicated with the second condenser, condenser also has cryogen liquid pipeline to be communicated with evaporimeter through cryogen liquid pump, condenser also has cryogen liquid pipeline second absorber after the second cryogen liquid pump is communicated with the second absorber to have refrigerant vapour passage to be communicated with the 3rd absorber again, the second condenser also has cryogen liquid pipeline to be communicated with evaporimeter through choke valve, and evaporimeter also has refrigerant vapour passage to be communicated with absorber and the second absorber respectively; Condenser also has cooling medium pipeline to be communicated with outside, absorber, the 3rd absorber and the second condenser also have respectively heated medium pipeline to be communicated with outside, generator and the evaporimeter medium pipeline that also has surplus heat is respectively communicated with outside, the second generator 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, in multiterminal heat supply the 3rd class absorption heat pump described in the 5th, condenser is had cryogen liquid pipeline second absorber after the second cryogen liquid pump is communicated with the second absorber to have refrigerant vapour passage to be communicated with the 3rd absorber to be adjusted into evaporimeter again has cryogen liquid pipeline second absorber after the second cryogen liquid pump is communicated with the second absorber to have 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, in arbitrary multiterminal heat supply the 3rd class absorption heat pump described in 5-6 item, increase by the second evaporimeter, solution choke valve and the second choke valve, absorber is had weak solution pipeline to be communicated with the second absorber to be adjusted into absorber has weak solution pipeline to be communicated with the second absorber through solution choke valve, cancel the refrigerant vapour passage that evaporimeter is communicated with the second absorber, evaporimeter is set up cryogen liquid pipeline and is communicated with the second evaporimeter through the second choke valve, the second evaporimeter also has refrigerant vapour passage to be communicated with the second absorber, the second evaporimeter medium pipeline that also has surplus heat is communicated with outside, form multiterminal heat supply the 3rd class absorption heat pump.
Accompanying drawing explanation:
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-the 4th absorber, 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-the 3rd solution heat exchanger, 17-the 4th solution heat exchanger, 18-the second evaporimeter, 19-the 3rd cryogen liquid pump, 20-the second condenser, 21-choke valve, 22-solution choke valve, 23-the second choke valve.
The specific embodiment:
First be noted that in the statement of structure and flow process, in inessential situation, do not repeat; Apparent flow process is not explained.Below in conjunction with accompanying drawing and example, describe the present invention in detail.
Multiterminal heat supply the 3rd class absorption heat pump shown in Fig. 1 is achieved in that
(1), in structure, it is mainly comprised of 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 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, generator 1 has 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, the second generator 2 also has concentrated solution pipeline to be communicated with absorber 3 through the second solution heat exchanger 15, absorber 3 also has weak solution pipeline to be communicated with the 4th absorber 6 through the second solution pump 10 and the 3rd solution heat exchanger 16, the 4th absorber 6 also has 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 pipeline to be communicated with the 3rd absorber 5 through the 3rd solution pump 11 and the 4th solution heat exchanger 17, the 3rd absorber 5 also has weak solution pipeline to be communicated with generator 1 through the 4th solution heat exchanger 17 and solution heat exchanger 14, the second generator 2 also has refrigerant vapour passage to be communicated with the 4th absorber 6, generator 1 also has refrigerant vapour passage to be communicated with condenser 7, condenser 7 also has cryogen liquid pipeline to be communicated with evaporimeter 8 through cryogen liquid pump 12, evaporimeter 8 also has refrigerant vapour passage to be communicated with absorber 3 and the second absorber 4 respectively, and condenser 7 also has cryogen liquid pipeline second absorber 4 after the second cryogen liquid pump 13 is communicated with the second absorber 4 to have refrigerant vapour passage to be communicated with the 3rd absorber 5 again, 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 and evaporimeter 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 to be communicated with outside.
(2) in flow process, the concentrated solution of generator 1 is through solution pump 9, solution heat exchanger 14 and the second solution heat exchanger 15 enter the second generator 2, high temperature thermal medium second generator 2 of flowing through, the solution release refrigerant vapour that heating enters in it offers the 4th absorber 6, the concentrated solution of the second generator 2 enters absorber 3 through the second solution heat exchanger 15, absorb refrigerant vapour heat release in heated medium, the weak solution of absorber 3 enters the 4th absorber 6 through the second solution pump 10 and the 3rd solution heat exchanger 16, absorb refrigerant vapour heat release in heated medium, the weak solution of the 4th absorber 6 enters the second absorber 4 through the 3rd solution heat exchanger 16, absorb refrigerant vapour heat release in cryogen liquid, the weak solution of the second absorber 4 enters the 3rd absorber 5 through the 3rd solution pump 11 and the 4th solution heat exchanger 17, absorb 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 MEDIA FLOW is through generator 1, the solution release refrigerant vapour that heating enters in it offers condenser 7, the refrigerant vapour heat release of condenser 7 becomes cryogen liquid in cooling medium, a part of cryogen liquid of condenser 7 enters evaporimeter 8 through 12 pressurizations of cryogen liquid pump, absorbing waste heat becomes refrigerant vapour and to absorber 3 and the second absorber 4, provides respectively, another part cryogen liquid of condenser 7 second absorber 4 of flowing through after the second cryogen liquid pump 13 pressurization, absorb heat into refrigerant vapour and provide to the 3rd absorber 5, form multiterminal 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, cancel the refrigerant vapour passage that evaporimeter 8 is communicated with the second absorber 4, condenser 7 is set up cryogen liquid pipeline and is communicated with the second evaporimeter 18 through the 3rd cryogen liquid pump 19, the second evaporimeter 18 also has refrigerant vapour passage to be communicated with the second absorber 4, the second evaporimeter 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 be comprised of 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 exchanger, the 3rd solution heat exchanger, the second condenser and choke valve; Generator 1 has concentrated solution pipeline to be communicated with the second generator 2 through solution pump 9, solution heat exchanger 14 and the second solution heat exchanger 15, the second generator 2 also has concentrated solution pipeline to be communicated with absorber 3 through the second solution heat exchanger 15, absorber 3 also has weak solution pipeline to be communicated with the second absorber 4, the second absorber 4 also has weak solution pipeline to be communicated with the 3rd absorber 5 through the second solution pump 10 and the 3rd solution heat exchanger 16, and the 3rd absorber 5 also has weak solution pipeline to be communicated with generator 1 through the 3rd solution heat exchanger 16 and solution heat exchanger 14; The second generator 2 also has refrigerant vapour passage to be communicated with the second condenser 20, the second condenser 20 also has cryogen liquid pipeline to be communicated with evaporimeter 8 through choke valve 21, generator 1 also has refrigerant vapour passage to be communicated with condenser 7, condenser 7 also has cryogen liquid pipeline to be communicated with evaporimeter 8 through cryogen liquid pump 12, evaporimeter 8 also has refrigerant vapour passage to be communicated with absorber 3 and the second absorber 4 respectively, and condenser 7 also has cryogen liquid pipeline second absorber 4 after the second cryogen liquid pump 13 is communicated with the second absorber 4 to have refrigerant vapour passage to be communicated with the 3rd absorber 5 again; Condenser 7 also has cooling medium pipeline to be communicated with outside, 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, 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 is through solution pump 9, solution heat exchanger 14 and the second solution heat exchanger 15 enter the second generator 2, high temperature thermal medium second generator 2 of flowing through, the solution release refrigerant vapour that heating enters in it offers the second condenser 20, the concentrated solution of the second generator 2 enters absorber 3 through the second solution heat exchanger 15, absorb refrigerant vapour heat release in heated medium, the weak solution of absorber 3 enters the second absorber 4, absorb refrigerant vapour heat release in cryogen liquid, the weak solution of the second absorber 4 enters the 3rd absorber 5 through the second solution pump 10 and the 3rd solution heat exchanger 16, absorb refrigerant vapour heat release in heated medium, the weak solution of the 3rd absorber 5 enters generator 1 through the 3rd solution heat exchanger 16 and solution heat exchanger 14, waste heat MEDIA FLOW is through generator 1, the solution release refrigerant vapour that heating enters in it offers condenser 7, the refrigerant vapour heat release of the second condenser 20 becomes cryogen liquid in heated medium, the cryogen liquid of the second condenser 20 enters evaporimeter 8 through choke valve 21 reducing pressure by regulating flows, the refrigerant vapour heat release of condenser 7 becomes cryogen liquid in cooling medium, a part of cryogen liquid of condenser 7 enters evaporimeter 8 through 12 pressurizations of cryogen liquid pump, the cryogen liquid of evaporimeter 8 absorbs waste heat and becomes refrigerant vapour and to absorber 3 and the second absorber 4, provide respectively, another part cryogen liquid of condenser 7 second absorber 4 of flowing through after the second cryogen liquid pump 13 pressurization, absorb heat into refrigerant vapour and provide to the 3rd absorber 5, form multiterminal heat supply the 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 the refrigerant vapour passage that evaporimeter 8 is communicated with the second absorber 4, increase the second evaporimeter and the second choke valve, evaporimeter 8 is set up cryogen liquid pipeline and is communicated with the second evaporimeter 18 through the second choke valve 23, the second evaporimeter 18 also has refrigerant vapour passage to be communicated with the second absorber 4, the second evaporimeter 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. 5 is achieved in that
(1), in structure, it is mainly comprised of 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 cryogen liquid pump, solution heat exchanger, the second solution heat exchanger, the 3rd solution heat exchanger, the second condenser and choke valve, 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, the second absorber 4 also has weak solution pipeline to be communicated with the 3rd absorber 5 through the second solution pump 10 and the second solution heat exchanger 15, 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 are communicated with the second generator 2, the second generator 2 also has concentrated solution pipeline to be communicated with generator 1 through the 3rd solution heat exchanger 16 and solution heat exchanger 14, generator 1 also has refrigerant vapour passage to be communicated with condenser 7, the second generator 2 also has refrigerant vapour passage to be communicated with the second condenser 20, condenser 7 also has cryogen liquid pipeline to be communicated with evaporimeter 8 through cryogen liquid pump 12, condenser 7 also has cryogen liquid pipeline second absorber 4 after the second cryogen liquid pump 13 is communicated with the second absorber 4 to have refrigerant vapour passage to be communicated with the 3rd absorber 5 again, the second condenser 20 also has cryogen liquid pipeline to be communicated with evaporimeter 8 through choke valve 21, and evaporimeter 8 also has refrigerant vapour passage to be communicated with absorber 3 and the second absorber 4 respectively, condenser 7 also has cooling medium pipeline to be communicated with outside, 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, 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 through solution pump 9 and solution heat exchanger 14, absorb refrigerant vapour heat release in heated medium, the weak solution of absorber 3 enters the second absorber 4, absorb refrigerant vapour heat release in cryogen liquid, the weak solution of the second absorber 4 enters the 3rd absorber 5 through the second solution pump 10 and the second solution heat exchanger 15, 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 heat exchanger 15 and the 3rd solution heat exchanger 16 enter the second generator 2, high temperature thermal medium second generator 2 of flowing through, the solution release refrigerant vapour that heating enters in it offers the second condenser 20, the concentrated solution of the second generator 2 enters generator 1 through the 3rd solution heat exchanger 16 and solution heat exchanger 14, waste heat MEDIA FLOW is through generator 1, the solution release refrigerant vapour that heating enters in it offers condenser 7, the refrigerant vapour heat release of the second condenser 20 becomes cryogen liquid in heated medium, and the cryogen liquid of the second condenser 20 enters evaporimeter 8 through choke valve 21 reducing pressure by regulating flows, the refrigerant vapour heat release of condenser 7 becomes cryogen liquid in cooling medium, a part of cryogen liquid of condenser 7 enters evaporimeter 8 through 12 pressurizations of cryogen liquid pump, another part cryogen liquid of condenser 7 after the second cryogen liquid pump 13 pressurization, flow through the second absorber 4, absorb heat into refrigerant vapour and provide to the 3rd absorber 5, the cryogen liquid of evaporimeter 8 absorbs waste heat and becomes refrigerant vapour and to absorber 3 and the second absorber 4, provide respectively, forms 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 cryogen liquid pipeline second absorber 4 after the second cryogen liquid pump 13 is communicated with the second absorber 4 to have refrigerant vapour passage to be communicated with the 3rd absorber 5 to be adjusted into evaporimeter 8 again has cryogen liquid pipeline second absorber 4 after the second cryogen liquid pump 13 is communicated with the second absorber 4 to have refrigerant vapour passage to be communicated with the 3rd absorber 5 again, 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 by the second evaporimeter, solution choke valve and the second choke 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 to be communicated with the second absorber 4 through solution choke valve 22, cancel the refrigerant vapour passage that evaporimeter 8 is communicated with the second absorber 4, evaporimeter 8 is set up cryogen liquid pipeline and is communicated with the second evaporimeter 18 through the second choke valve 23, the second evaporimeter 18 also has refrigerant vapour passage to be communicated with the second absorber 4, the second evaporimeter 18 medium pipeline that also has surplus heat is communicated with outside, form multiterminal heat supply the 3rd class absorption heat pump.
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 following effect 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) realize the two-stage lifting of waste heat supply temperature, be conducive to realize the 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 realize making full use of of the temperature difference.
Claims (7)
1. multiterminal heat supply the 3rd class absorption heat pump, is mainly comprised of 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 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, generator (1) has 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), the second generator (2) also has concentrated solution pipeline to be communicated with absorber (3) through the second solution heat exchanger (15), absorber (3) also has weak solution pipeline to be communicated with the 4th absorber (6) through the second solution pump (10) and the 3rd solution heat exchanger (16), the 4th absorber (6) also has 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 pipeline to be communicated with the 3rd absorber (5) through the 3rd solution pump (11) and the 4th solution heat exchanger (17), the 3rd absorber (5) also has weak solution pipeline to be communicated with generator (1) through the 4th solution heat exchanger (17) and solution heat exchanger (14), the second generator (2) also has refrigerant vapour passage to be communicated with the 4th absorber (6), generator (1) also has refrigerant vapour passage to be communicated with condenser (7), condenser (7) also has cryogen liquid pipeline to be communicated with evaporimeter (8) through cryogen liquid pump (12), evaporimeter (8) also has refrigerant vapour passage to be communicated with absorber (3) and the second absorber (4) respectively, and condenser (7) also has cryogen liquid pipeline second absorber (4) after the second cryogen liquid pump (13) is communicated with the second absorber (4) to have refrigerant vapour passage to be communicated with the 3rd absorber (5) again, 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) and evaporimeter (8) medium pipeline that also has surplus heat is respectively communicated with outside, the second generator (2) also has high temperature thermal medium pipeline to be communicated with outside, forms multiterminal heat supply the 3rd class absorption heat pump.
2. multiterminal heat supply the 3rd class absorption heat pump, in multiterminal heat supply the 3rd class absorption heat pump claimed in claim 1, increase the second evaporimeter and the 3rd cryogen liquid pump, cancel the refrigerant vapour passage that evaporimeter (8) is communicated with the second absorber (4), condenser (7) is set up cryogen liquid pipeline and is communicated with the second evaporimeter (18) through the 3rd cryogen liquid pump (19), the second evaporimeter (18) also has refrigerant vapour passage to be communicated with the second absorber (4), the second evaporimeter (18) 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, is mainly comprised of 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 exchanger, the 3rd solution heat exchanger, the second condenser and choke valve, generator (1) has 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), the second generator (2) also has concentrated solution pipeline to be communicated with absorber (3) through the second solution heat exchanger (15), absorber (3) also has weak solution pipeline to be communicated with the second absorber (4), the second absorber (4) also has weak solution pipeline to be communicated with the 3rd absorber (5) through the second solution pump (10) and the 3rd solution heat exchanger (16), the 3rd absorber (5) also has weak solution pipeline to be communicated with generator (1) through the 3rd solution heat exchanger (16) and solution heat exchanger (14), the second generator (2) also has refrigerant vapour passage to be communicated with the second condenser (20), the second condenser (20) also has cryogen liquid pipeline to be communicated with evaporimeter (8) through choke valve (21), generator (1) also has refrigerant vapour passage to be communicated with condenser (7), condenser (7) also has cryogen liquid pipeline to be communicated with evaporimeter (8) through cryogen liquid pump (12), evaporimeter (8) also has refrigerant vapour passage to be communicated with absorber (3) and the second absorber (4) respectively, condenser (7) also has cryogen liquid pipeline second absorber (4) after the second cryogen liquid pump (13) is communicated with the second absorber (4) to have refrigerant vapour passage to be communicated with the 3rd absorber (5) again, condenser (7) also has cooling medium pipeline to be communicated with outside, 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) also has high temperature thermal medium pipeline to be communicated with outside, forms multiterminal heat supply the 3rd class absorption heat pump.
4. multiterminal heat supply the 3rd class absorption heat pump, in multiterminal heat supply the 3rd class absorption heat pump claimed in claim 3, cancel the refrigerant vapour passage that evaporimeter (8) is communicated with the second absorber (4), increase the second evaporimeter and the second choke valve, evaporimeter (8) is set up cryogen liquid pipeline and is communicated with the second evaporimeter (18) through the second choke valve (23), the second evaporimeter (18) also has refrigerant vapour passage to be communicated with the second absorber (4), the second evaporimeter (18) 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, is mainly comprised of 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 cryogen liquid pump, solution heat exchanger, the second solution heat exchanger, the 3rd solution heat exchanger, the second condenser and choke valve, 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), the second absorber (4) also has weak solution pipeline to be communicated with the 3rd absorber (5) through the second solution pump (10) and the second solution heat exchanger (15), 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) are communicated with the second generator (2), the second generator (2) also has concentrated solution pipeline to be communicated with generator (1) through the 3rd solution heat exchanger (16) and solution heat exchanger (14), generator (1) also has refrigerant vapour passage to be communicated with condenser (7), the second generator (2) also has refrigerant vapour passage to be communicated with the second condenser (20), condenser (7) also has cryogen liquid pipeline to be communicated with evaporimeter (8) through cryogen liquid pump (12), condenser (7) also has cryogen liquid pipeline second absorber (4) after the second cryogen liquid pump (13) is communicated with the second absorber (4) to have refrigerant vapour passage to be communicated with the 3rd absorber (5) again, the second condenser (20) also has cryogen liquid pipeline to be communicated with evaporimeter (8) through choke valve (21), evaporimeter (8) also has refrigerant vapour passage to be communicated with absorber (3) and the second absorber (4) respectively, condenser (7) also has cooling medium pipeline to be communicated with outside, 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) 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, in multiterminal heat supply the 3rd class absorption heat pump claimed in claim 5, condenser (7) is had cryogen liquid pipeline second absorber (4) after the second cryogen liquid pump (13) is communicated with the second absorber (4) to have refrigerant vapour passage to be communicated with the 3rd absorber (5) to be adjusted into evaporimeter (8) again has cryogen liquid pipeline second absorber (4) after the second cryogen liquid pump (13) is communicated with the second absorber (4) to have refrigerant vapour passage to be communicated with the 3rd absorber (5) again, forms multiterminal heat supply the 3rd class absorption heat pump.
7. multiterminal heat supply the 3rd class absorption heat pump, in arbitrary multiterminal heat supply the 3rd class absorption heat pump described in claim 5-6, increase by the second evaporimeter, solution choke valve and the second choke 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 to be communicated with the second absorber (4) through solution choke valve (22), cancel the refrigerant vapour passage that evaporimeter (8) is communicated with the second absorber (4), evaporimeter (8) is set up cryogen liquid pipeline and is communicated with the second evaporimeter (18) through the second choke valve (23), the second evaporimeter (18) also has refrigerant vapour passage to be communicated with the second absorber (4), the second evaporimeter (18) medium pipeline that also has surplus heat is communicated with outside, form multiterminal heat supply the 3rd class absorption heat pump.
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| CN103697615B (en) | 2016-05-04 |
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