CN102645051B - Double-effect back-heating absorbing-generating system and back-heating second-class absorption heat pump - Google Patents

Double-effect back-heating absorbing-generating system and back-heating second-class absorption heat pump Download PDF

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CN102645051B
CN102645051B CN201210098609.8A CN201210098609A CN102645051B CN 102645051 B CN102645051 B CN 102645051B CN 201210098609 A CN201210098609 A CN 201210098609A CN 102645051 B CN102645051 B CN 102645051B
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generator
communicated
solution
pump
pipeline
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CN102645051A (en
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李华玉
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Priority to PCT/CN2012/001102 priority patent/WO2013143042A1/en
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    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B15/00—Sorption machines, plants or systems, operating continuously, e.g. absorption type
    • F25B15/02—Sorption machines, plants or systems, operating continuously, e.g. absorption type without inert gas
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B15/00—Sorption machines, plants or systems, operating continuously, e.g. absorption type
    • F25B15/008—Sorption machines, plants or systems, operating continuously, e.g. absorption type with multi-stage operation
    • 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
    • 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

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Thermal Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Sorption Type Refrigeration Machines (AREA)

Abstract

The invention provides a double-effect back-heating absorbing-generating system and a back-heating second-class absorption heat pump, belonging to the technical field of heat pumps. The double-effect back-heating absorbing-generating system consists of a first generator, a second generator, a first absorber, a second absorber, a third absorber, a steam distribution chamber, a solution throttling valve, a plurality of solution pumps and a plurality of solution heat exchanger. The first generator provides refrigerant steam to a condenser, the second generator provides the refrigerant steam to the third absorber, the steam distribution chamber provides the refrigerant steam to the second absorber, an evaporator provides the refrigerant steam to the first absorber, the condenser provides liquid refrigerant to the evaporator through a liquid refrigerant pump, the first absorber supplies heat to the external world, and the condenser, the second absorber or/and the third absorber complete cooling and heat release to form the back-heating second-class absorption heat pump with a double-effect back-heating flow.

Description

Economic benefits and social benefits backheat absorption-generation systems and back-heating type second-kind absorption-type heat pump
Technical field:
The invention belongs to low temperature heat technical field of heat pumps.
Background technology:
In second-kind absorption-type heat pump flow process, backheat is to improve the effective ways of heat pump heat supply temperature; Meanwhile, adopt backheat can also make second-kind absorption-type heat pump there is the advantage that heating parameter is adjustable, performance index is realized serialization and adapt to variable parameter operation.When between residual heat resources and cooling medium, the temperature difference is larger, now adopt backheat, complete between the waste heat medium of backheat flow process and cooling medium and also there is the larger temperature difference; Like this, the waste heat of higher temperature load only carries out backheat flow process, the situation that there will be the temperature difference not make full use of one time.Now, should make the waste heat load of higher temperature carry out economic benefits and social benefits backheat flow process---the refrigerant vapour that backheat flow process produces is for the first time used for to the further lifting of solution concentration and discharges the refrigerant vapour for secondary backheat.Adopt economic benefits and social benefits backheat flow process, can give full play to the effect of the waste heat load of high-temperature, make full use of heat transfer temperature difference, improve the performance index of back-heating type second-kind absorption-type heat pump.
Summary of the invention:
Main purpose of the present invention is to provide economic benefits and social benefits backheat absorption-generation systems and back-heating type second-kind absorption-type heat pump, and concrete summary of the invention subitem is described below:
1. economic benefits and social benefits backheat absorption-generation systems, is mainly comprised of the first generator, the second generator, the first absorber, the second absorber, the 3rd absorber, minute steam chest, solution choke valve, the first solution pump, the second solution pump, the 3rd solution pump, the first solution heat exchanger, the second solution heat exchanger and the 3rd solution heat exchanger, the second generator has concentrated solution pipeline to be communicated with a minute steam chest through solution choke valve and the 3rd absorber, divide steam chest to also have concentrated solution pipeline to be communicated with the first absorber through the second solution pump and the first solution heat exchanger, the first absorber also has weak solution pipeline to be communicated with the second absorber through the first solution heat exchanger and the second solution heat exchanger, the second absorber also has weak solution pipeline to be communicated with the 3rd absorber through the first solution pump and the second solution heat exchanger, the 3rd absorber also has weak solution pipeline to be communicated with the first generator through the 3rd solution pump and the 3rd solution heat exchanger, the first generator also has concentrated solution pipeline to be communicated with the second generator through the 3rd solution heat exchanger, the first generator also has refrigerant vapour passage to be communicated with outside, the second generator also has refrigerant vapour passage to be communicated with the 3rd absorber, divide steam chest to also have refrigerant vapour passage to be communicated with the second absorber, the first absorber also has refrigerant vapour passage to be communicated with outside, the first generator and the second generator medium pipeline that also has surplus heat is respectively communicated with outside, the first absorber also has heated medium pipeline to be communicated with outside, the second absorber also has cooling medium pipeline to be communicated with outside, the 3rd absorber or in addition cooling medium pipeline are communicated with outside, form economic benefits and social benefits backheat absorption-generation systems.
2. economic benefits and social benefits backheat absorption-generation systems, is mainly comprised of the first generator, the second generator, the first absorber, the second absorber, the 3rd absorber, minute steam chest, solution choke valve, the first solution pump, the second solution pump, the 3rd solution pump, the first solution heat exchanger, the second solution heat exchanger, the 3rd solution heat exchanger and the 4th absorber, the second generator has concentrated solution pipeline to be communicated with a minute steam chest through solution choke valve and the 4th absorber, divide steam chest to also have concentrated solution pipeline to be communicated with the first absorber through the second solution pump and the first solution heat exchanger, the first absorber also has weak solution pipeline to be communicated with the second absorber through the first solution heat exchanger and the second solution heat exchanger, the second absorber also has weak solution pipeline to be communicated with the 4th absorber through the first solution pump and the second solution heat exchanger, the 4th absorber also has weak solution pipeline to be communicated with the 3rd absorber, the 3rd absorber also has weak solution pipeline to be communicated with the first generator through the 3rd solution pump and the 3rd solution heat exchanger, the first generator also has concentrated solution pipeline to be communicated with the second generator through the 3rd solution heat exchanger, the first generator also has refrigerant vapour passage to be communicated with outside, the second generator also has refrigerant vapour passage to be communicated with the 3rd absorber and the 4th absorber respectively, divide steam chest to also have refrigerant vapour passage to be communicated with the second absorber, the first absorber also has refrigerant vapour passage to be communicated with outside, the first generator and the second generator medium pipeline that also has surplus heat is respectively communicated with outside, the first absorber also has heated medium pipeline to be communicated with outside, the second absorber and the 3rd absorber also have respectively cooling medium pipeline to be communicated with outside, form economic benefits and social benefits backheat absorption-generation systems.
3. economic benefits and social benefits backheat absorption-generation systems, in the economic benefits and social benefits backheat absorption-generation systems described in the 2nd, there are cooling medium pipeline and outside connection to be adjusted into the 4th absorber and to have cooling medium pipeline to be communicated with outside the 3rd absorber, the second generator is had concentrated solution pipeline to be communicated with a minute steam chest through solution choke valve and the 4th absorber to be adjusted into the second generator has concentrated solution pipeline to be communicated with dividing a steam chest through solution choke valve and the 3rd absorber, formation economic benefits and social benefits backheat absorption-generation systems.
4. back-heating type second-kind absorption-type heat pump, in the arbitrary economic benefits and social benefits backheat absorption-generation systems described in 1-3 item, increase condenser, evaporimeter and cryogen liquid pump, there are refrigerant vapour passage and outside connection to be defined as the first generator and to have refrigerant vapour passage to be communicated with condenser in the first generator, condenser also has cryogen liquid pipeline to be communicated with evaporimeter through cryogen liquid pump, there are refrigerant vapour passage and outside connection to be defined as evaporimeter and to have refrigerant vapour passage to be communicated with the first absorber the first absorber, condenser also has cooling medium pipeline to be communicated with outside, the evaporimeter medium pipeline that also has surplus heat is communicated with outside, form back-heating type second-kind absorption-type heat pump.
5. back-heating type second-kind absorption-type heat pump, in the arbitrary back-heating type second-kind absorption-type heat pump described in the 4th, increase by the second cryogen liquid pump or choke valve, the 3rd generator, the 4th solution pump and the 4th solution heat exchanger, the 3rd absorber is set up weak solution pipeline and is communicated with the 3rd generator through the 4th solution heat exchanger, the 3rd generator also has concentrated solution pipeline to be communicated with the second generator through the 4th solution pump and the 4th solution heat exchanger, after having refrigerant vapour passage to be communicated with condenser to be adjusted into the first generator to have refrigerant vapour passage to be communicated with the 3rd generator in the first generator, the 3rd generator has cryogen liquid pipeline be communicated with evaporimeter or be communicated with condenser through choke valve through the second cryogen liquid pump again, the 3rd generator also has refrigerant vapour passage to be communicated with condenser, form back-heating type second-kind absorption-type heat pump.
6. back-heating type second-kind absorption-type heat pump, in the arbitrary back-heating type second-kind absorption-type heat pump described in the 4th, increase by the second cryogen liquid pump or choke valve, the 3rd generator and the 4th solution heat exchanger, the 3rd solution pump is set up weak solution pipeline and is communicated with the 3rd generator through the 4th solution heat exchanger, the 3rd generator also has concentrated solution pipeline to be communicated with the second generator through the 4th solution heat exchanger, after having refrigerant vapour passage to be communicated with condenser to be adjusted into the first generator to have refrigerant vapour passage to be communicated with the 3rd generator in the first generator, the 3rd generator has cryogen liquid pipeline be communicated with evaporimeter or be communicated with condenser through choke valve through the second cryogen liquid pump again, the 3rd generator also has refrigerant vapour passage to be communicated with condenser, cancel the second generator and the outside waste heat medium pipeline being communicated with, increase the second choke valve or the 3rd cryogen liquid pump, the first generator set up refrigerant vapour passage and be communicated with the second generator after the second generator have again cryogen liquid pipeline through the second choke valve, be communicated with condenser or be communicated with evaporimeter through the 3rd cryogen liquid pump, formation back-heating type second-kind absorption-type heat pump.
7. back-heating type second-kind absorption-type heat pump, in the arbitrary back-heating type second-kind absorption-type heat pump described in the 6th, increase by the 4th generator, the first generator is had concentrated solution pipeline to be communicated with the second generator through the 3rd solution heat exchanger to be adjusted into the first generator has concentrated solution pipeline to be communicated with the 4th generator, the 4th generator has concentrated solution pipeline to be communicated with the second generator through the 3rd solution heat exchanger again, cancel the first generator have refrigerant vapour passage be communicated with the second generator after the second generator have again cryogen liquid pipeline through the second choke valve, be communicated with condenser or be communicated with evaporimeter through the 3rd cryogen liquid pump, the 4th generator arrange refrigerant vapour passage be communicated with the second generator after the second generator have again cryogen liquid pipeline through the second choke valve, be communicated with condenser or be communicated with evaporimeter through the 3rd cryogen liquid pump, the 4th generator medium pipeline that also has surplus heat is communicated with outside, form back-heating type second-kind absorption-type heat pump.
8. back-heating type second-kind absorption-type heat pump, in the arbitrary back-heating type second-kind absorption-type heat pump described in the 4th, increase by the second cryogen liquid pump or choke valve, the 3rd generator, the 4th solution pump and the 4th solution heat exchanger, the first generator is had concentrated solution pipeline to be communicated with the second generator through the 3rd solution heat exchanger to be adjusted into the first generator has concentrated solution pipeline to be communicated with the 3rd generator through the 3rd solution heat exchanger and the 4th solution heat exchanger, the 3rd generator has concentrated solution pipeline to be communicated with the second generator through the 4th solution pump and the 4th solution heat exchanger again, after having refrigerant vapour passage to be communicated with condenser to be adjusted into the first generator to have refrigerant vapour passage to be communicated with the 3rd generator in the first generator, the 3rd generator has cryogen liquid pipeline be communicated with evaporimeter or be communicated with condenser through choke valve through the second cryogen liquid pump again, the 3rd generator also has refrigerant vapour passage to be communicated with condenser, form back-heating type second-kind absorption-type heat pump.
9. back-heating type second-kind absorption-type heat pump, in the arbitrary back-heating type second-kind absorption-type heat pump described in the 4th, increase by the second cryogen liquid pump or choke valve, the 3rd generator and the 4th solution heat exchanger, the first generator is had concentrated solution pipeline to be communicated with the second generator through the 3rd solution heat exchanger to be adjusted into the first generator has concentrated solution pipeline to be communicated with the 3rd generator through the 3rd solution heat exchanger and the 4th solution heat exchanger, the 3rd generator has concentrated solution pipeline to be communicated with the second generator through the 4th solution heat exchanger again, after having refrigerant vapour passage to be communicated with condenser to be adjusted into the first generator to have refrigerant vapour passage to be communicated with the 3rd generator in the first generator, the 3rd generator has cryogen liquid pipeline be communicated with evaporimeter or be communicated with condenser through choke valve through the second cryogen liquid pump again, the 3rd generator also has refrigerant vapour passage to be communicated with condenser, cancel the second generator and the outside waste heat medium pipeline being communicated with, increase the second choke valve or the 3rd cryogen liquid pump, the first generator set up refrigerant vapour passage and be communicated with the second generator after the second generator have again cryogen liquid pipeline through the second choke valve, be communicated with condenser or be communicated with evaporimeter through the 3rd cryogen liquid pump, formation back-heating type second-kind absorption-type heat pump.
10. back-heating type second-kind absorption-type heat pump, in the arbitrary back-heating type second-kind absorption-type heat pump described in the 9th, increase by the 4th generator, there is concentrated solution pipeline to be communicated with the 3rd generator and to be adjusted into the first generator and to have concentrated solution pipeline to be communicated with the 4th generator through the 3rd solution heat exchanger and the 4th solution heat exchanger in the first generator, the 4th generator has concentrated solution pipeline to be communicated with the 3rd generator through the 3rd solution heat exchanger and the 4th solution heat exchanger again, cancel the first generator have refrigerant vapour passage be communicated with the second generator after the second generator have again cryogen liquid pipeline through the second choke valve, be communicated with condenser or be communicated with evaporimeter through the 3rd cryogen liquid pump, the 4th generator arrange refrigerant vapour passage be communicated with the second generator after the second generator have again cryogen liquid pipeline through the second choke valve, be communicated with condenser or be communicated with evaporimeter through the 3rd cryogen liquid pump, the 4th generator medium pipeline that also has surplus heat is communicated with outside, form back-heating type second-kind absorption-type heat pump.
11. back-heating type second-kind absorption-type heat pumps, in the arbitrary back-heating type second-kind absorption-type heat pump described in the 4th, increase by the second cryogen liquid pump or choke valve, the 3rd generator and the 4th solution heat exchanger, there is weak solution pipeline to be communicated with the first generator and to be adjusted into the 3rd absorber and to have weak solution pipeline to be communicated with the 3rd generator through the 3rd solution heat exchanger through the 3rd solution pump and the 3rd solution heat exchanger the 3rd absorber, the 3rd generator has concentrated solution pipeline to be communicated with the first generator through the 3rd solution pump and the 4th solution heat exchanger again, the first generator is had concentrated solution pipeline to be communicated with the second generator through the 3rd solution heat exchanger to be adjusted into the first generator has concentrated solution pipeline to be communicated with the second generator through the 4th solution heat exchanger and the 3rd solution heat exchanger, after having refrigerant vapour passage to be communicated with condenser to be adjusted into the first generator to have refrigerant vapour passage to be communicated with the 3rd generator in the first generator, the 3rd generator has cryogen liquid pipeline be communicated with evaporimeter or be communicated with condenser through choke valve through the second cryogen liquid pump again, the 3rd generator also has refrigerant vapour passage to be communicated with condenser, form back-heating type second-kind absorption-type heat pump.
12. back-heating type second-kind absorption-type heat pumps, in the arbitrary back-heating type second-kind absorption-type heat pump described in the 4th, increase by the second cryogen liquid pump or choke valve, the 3rd generator, the 4th solution pump and the 4th solution heat exchanger, there is weak solution pipeline to be communicated with the first generator and to be adjusted into the 3rd absorber and to have weak solution pipeline to be communicated with the 3rd generator through the 3rd solution pump and the 3rd solution heat exchanger through the 3rd solution pump and the 3rd solution heat exchanger the 3rd absorber, the 3rd generator has concentrated solution pipeline to be communicated with the first generator through the 4th solution pump and the 4th solution heat exchanger again, the first generator is had concentrated solution pipeline to be communicated with the second generator through the 3rd solution heat exchanger to be adjusted into the first generator has concentrated solution pipeline to be communicated with the second generator through the 4th solution heat exchanger and the 3rd solution heat exchanger, after having refrigerant vapour passage to be communicated with condenser to be adjusted into the first generator to have refrigerant vapour passage to be communicated with the 3rd generator in the first generator, the 3rd generator has cryogen liquid pipeline be communicated with evaporimeter or be communicated with condenser through choke valve through the second cryogen liquid pump again, the 3rd generator also has refrigerant vapour passage to be communicated with condenser, cancel the second generator and the outside waste heat medium pipeline being communicated with, increase the second choke valve or the 3rd cryogen liquid pump, the first generator set up refrigerant vapour passage and be communicated with the second generator after the second generator have again cryogen liquid pipeline through the second choke valve, be communicated with condenser or be communicated with evaporimeter through the 3rd cryogen liquid pump, formation back-heating type second-kind absorption-type heat pump.
13. back-heating type second-kind absorption-type heat pumps, in the arbitrary back-heating type second-kind absorption-type heat pump described in the 12nd, increase by the 4th generator, there is concentrated solution pipeline to be communicated with the second generator and to be adjusted into the first generator and to have concentrated solution pipeline to be communicated with the 4th generator through the 4th solution heat exchanger and the 3rd solution heat exchanger in the first generator, the 4th generator has concentrated solution pipeline to be communicated with the second generator through the 4th solution heat exchanger and the 3rd solution heat exchanger again, cancel the first generator have refrigerant vapour passage be communicated with the second generator after the second generator have again cryogen liquid pipeline through the second choke valve, be communicated with condenser or be communicated with evaporimeter through the 3rd cryogen liquid pump, the 4th generator arrange refrigerant vapour passage be communicated with the second generator after the second generator have again cryogen liquid pipeline through the second choke valve, be communicated with condenser or be communicated with evaporimeter through the 3rd cryogen liquid pump, the 4th generator medium pipeline that also has surplus heat is communicated with outside, form back-heating type second-kind absorption-type heat pump.
14. back-heating type second-kind absorption-type heat pumps, in the arbitrary back-heating type second-kind absorption-type heat pump described in the 4th, increase by the second cryogen liquid pump or choke valve, the 3rd generator and the 4th solution heat exchanger, there is weak solution pipeline to be communicated with the first generator and to be adjusted into the 3rd absorber and to have weak solution pipeline to be communicated with the 3rd generator through the 3rd solution heat exchanger and the 4th solution heat exchanger through the 3rd solution pump and the 3rd solution heat exchanger the 3rd absorber, the 3rd generator has concentrated solution pipeline to be communicated with the first generator through the 3rd solution pump and the 4th solution heat exchanger again, after having refrigerant vapour passage to be communicated with condenser to be adjusted into the first generator to have refrigerant vapour passage to be communicated with the 3rd generator in the first generator, the 3rd generator has cryogen liquid pipeline be communicated with evaporimeter or be communicated with condenser through choke valve through the second cryogen liquid pump again, the 3rd generator also has refrigerant vapour passage to be communicated with condenser, form back-heating type second-kind absorption-type heat pump.
15. back-heating type second-kind absorption-type heat pumps, in the arbitrary back-heating type second-kind absorption-type heat pump described in the 4th, increase by the second cryogen liquid pump or choke valve, the 3rd generator, the 4th solution pump and the 4th solution heat exchanger, there is weak solution pipeline to be communicated with the first generator and to be adjusted into the 3rd absorber and to have weak solution pipeline through the 3rd solution pump through the 3rd solution pump and the 3rd solution heat exchanger the 3rd absorber, the 3rd solution heat exchanger and the 4th solution heat exchanger are communicated with the 3rd generator, the 3rd generator has concentrated solution pipeline to be communicated with the first generator through the 4th solution pump and the 4th solution heat exchanger again, after having refrigerant vapour passage to be communicated with condenser to be adjusted into the first generator to have refrigerant vapour passage to be communicated with the 3rd generator in the first generator, the 3rd generator has cryogen liquid pipeline be communicated with evaporimeter or be communicated with condenser through choke valve through the second cryogen liquid pump again, the 3rd generator also has refrigerant vapour passage to be communicated with condenser, cancel the second generator and the outside waste heat medium pipeline being communicated with, increase the second choke valve or the 3rd cryogen liquid pump, the first generator set up refrigerant vapour passage and be communicated with the second generator after the second generator have again cryogen liquid pipeline through the second choke valve, be communicated with condenser or be communicated with evaporimeter through the 3rd cryogen liquid pump, formation back-heating type second-kind absorption-type heat pump.
16. back-heating type second-kind absorption-type heat pumps, in the arbitrary back-heating type second-kind absorption-type heat pump described in the 15th, increase by the 4th generator, the first generator is had concentrated solution pipeline to be communicated with the second generator through the 3rd solution heat exchanger to be adjusted into the first generator has concentrated solution pipeline to be communicated with the 4th generator, the 4th generator has concentrated solution pipeline to be communicated with the second generator through the 3rd solution heat exchanger again, cancel the first generator have refrigerant vapour passage be communicated with the second generator after the second generator have again cryogen liquid pipeline through the second choke valve, be communicated with condenser or be communicated with evaporimeter through the 3rd cryogen liquid pump, the 4th generator arrange refrigerant vapour passage be communicated with the second generator after the second generator have again cryogen liquid pipeline through the second choke valve, be communicated with condenser or be communicated with evaporimeter through the 3rd cryogen liquid pump, the 4th generator medium pipeline that also has surplus heat is communicated with outside, form back-heating type second-kind absorption-type heat pump.
17. back-heating type second-kind absorption-type heat pumps, in the arbitrary back-heating type second-kind absorption-type heat pump described in the 4th, increase newly-increased generator, newly-increased absorber, newly-increased solution pump and newly-increased solution heat exchanger, the first generator is had refrigerant vapour passage to be communicated with condenser to be adjusted into the first generator has refrigerant vapour passage to be communicated with newly-increased absorber, newly-increased absorber also has weak solution pipeline to be communicated with newly-increased generator through newly-increased solution pump and newly-increased solution heat exchanger, newly-increased generator also has concentrated solution pipeline to be communicated with newly-increased absorber through newly-increased solution heat exchanger, newly-increased generator also has refrigerant vapour passage to be communicated with condenser, the newly-increased generator medium pipeline that also has surplus heat is communicated with outside, newly-increased absorber also has cooling medium pipeline to be communicated with outside, form back-heating type second-kind absorption-type heat pump.
18. back-heating type second-kind absorption-type heat pumps, in the arbitrary back-heating type second-kind absorption-type heat pump described in 5-16 item, increase newly-increased generator, newly-increased absorber, newly-increased solution pump and newly-increased solution heat exchanger, the 3rd generator is had refrigerant vapour passage to be communicated with condenser to be adjusted into the 3rd generator has refrigerant vapour passage to be communicated with newly-increased absorber, newly-increased absorber also has weak solution pipeline to be communicated with newly-increased generator through newly-increased solution pump and newly-increased solution heat exchanger, newly-increased generator also has concentrated solution pipeline to be communicated with newly-increased absorber through newly-increased solution heat exchanger, newly-increased generator also has refrigerant vapour passage to be communicated with condenser, the newly-increased generator medium pipeline that also has surplus heat is communicated with outside, newly-increased absorber also has cooling medium pipeline to be communicated with outside, form back-heating type second-kind absorption-type heat pump.
19. back-heating type second-kind absorption-type heat pumps, in the arbitrary back-heating type second-kind absorption-type heat pump described in the 18th, cancel newly-increased generator and the outside waste heat medium pipeline being communicated with, increase newly-increased choke valve or newly-increased cryogen liquid pump, the first generator set up refrigerant vapour passage and be communicated with newly-increased generator after newly-increased generator have again cryogen liquid pipeline through newly-increased choke valve, to be communicated with condenser or to be communicated with evaporimeter through increasing cryogen liquid pump newly, formation back-heating type second-kind absorption-type heat pump.
20. back-heating type second-kind absorption-type heat pumps, in the arbitrary back-heating type second-kind absorption-type heat pump described in the 17th, increase and increase again condenser and increase again cryogen liquid pump, the first generator is set up refrigerant vapour passage and is increased condenser again and be communicated with, increasing condenser also has cryogen liquid pipeline to be communicated with evaporimeter through increasing cryogen liquid pump again again, increase again condenser and also have cooling medium pipeline to be communicated with outside, form back-heating type second-kind absorption-type heat pump.
21. back-heating type second-kind absorption-type heat pumps, in the arbitrary back-heating type second-kind absorption-type heat pump described in 18-19 item, increase and increase again condenser and increase again cryogen liquid pump, the 3rd generator is set up refrigerant vapour passage and is increased condenser again and be communicated with, increasing condenser also has cryogen liquid pipeline to be communicated with evaporimeter through increasing cryogen liquid pump again again, increase again condenser and also have cooling medium pipeline to be communicated with outside, form back-heating type second-kind absorption-type heat pump.
The second-kind absorption-type heat pump of back-heating type shown in Fig. 3 take below as the present invention of example brief description:
In Fig. 3, the refrigerant vapour that the second generator 2 produces to the 3rd absorber 5 provide, by the solution from the second absorber 4, absorbed and respectively heat release in solution and the heated medium of the 3rd absorber 5 of flowing through, complete backheat flow process for the first time; Solution heat absorption is vaporized and enters minute steam chest 6, part heat in the refrigerant vapour that the second generator 2 produces is transferred in the refrigerant vapour that minute steam chest 6 discharges, minute steam chest 6 to the second absorber 4 refrigerant vapour is provided, by the solution from the first absorber 3, absorbed and heat release in heated medium, complete backheat flow process for the second time.There is following effect:
The refrigerant vapour that (1) second generator 2 produces completes one time backheat in the 3rd absorber 5, and the 3rd absorber 5 heated solutions the refrigerant vapour being discharged by minute steam chest 6 complete secondary backheat again in the second absorber 4, realize economic benefits and social benefits backheat.
(2) backheat thermic load used is adjustable, makes back-heating type second-kind absorption-type heat pump that the present invention proposes realize the serialization of performance index.
(3) compare single-action backheat, economic benefits and social benefits backheat has realized twice utilization of backheat thermic load used, has reduced greatly backheat load, can significantly improve the performance index of second-kind absorption-type heat pump.
Accompanying drawing explanation:
Fig. 1 is according to economic benefits and social benefits backheat absorption-generation systems provided by the present invention the 1st kind of structure and schematic flow sheet.
Fig. 2 is according to economic benefits and social benefits backheat absorption-generation systems provided by the present invention the 2nd kind of structure and schematic flow sheet.
Fig. 3 is according to back-heating type second-kind absorption-type heat pump provided by the present invention the 1st kind of structure and schematic flow sheet.
Fig. 4 is according to back-heating type second-kind absorption-type heat pump provided by the present invention the 2nd kind of structure and schematic flow sheet.
Fig. 5 is according to back-heating type second-kind absorption-type heat pump provided by the present invention the 3rd kind of structure and schematic flow sheet.
Fig. 6 is according to back-heating type second-kind absorption-type heat pump provided by the present invention the 4th kind of structure and schematic flow sheet.
Fig. 7 is according to back-heating type second-kind absorption-type heat pump provided by the present invention the 5th kind of structure and schematic flow sheet.
Fig. 8 is according to back-heating type second-kind absorption-type heat pump provided by the present invention the 6th kind of structure and schematic flow sheet.
Fig. 9 is according to back-heating type second-kind absorption-type heat pump provided by the present invention the 7th kind of structure and schematic flow sheet.
Figure 10 is according to back-heating type second-kind absorption-type heat pump provided by the present invention the 8th kind of structure and schematic flow sheet.
Figure 11 is according to back-heating type second-kind absorption-type heat pump provided by the present invention the 9th kind of structure and schematic flow sheet.
Figure 12 is according to back-heating type second-kind absorption-type heat pump provided by the present invention the 10th kind of structure and schematic flow sheet.
Figure 13 is according to back-heating type second-kind absorption-type heat pump provided by the present invention the 11st kind of structure and schematic flow sheet.
Figure 14 is according to back-heating type second-kind absorption-type heat pump provided by the present invention the 12nd kind of structure and schematic flow sheet.
Figure 15 is according to back-heating type second-kind absorption-type heat pump provided by the present invention the 13rd kind of structure and schematic flow sheet.
Figure 16 is according to back-heating type second-kind absorption-type heat pump provided by the present invention the 14th kind of structure and schematic flow sheet.
In figure, 1-the first generator, 2-the second generator, 3-the first absorber, 4-the second absorber, 5-the 3rd absorber, 6-divides steam chest, 7-solution choke valve, 8-the first solution pump, 9-the second solution pump, 10-the 3rd solution pump, 11-the first solution heat exchanger, 12-the second solution heat exchanger, 13-the 3rd solution heat exchanger, 14-the 4th absorber, 15-condenser, 16-evaporimeter, 17-cryogen liquid pump, 18-the 3rd generator, 19-the 4th solution pump, 20-the 4th solution heat exchanger, 21-the second cryogen liquid pump, 22-choke valve, 23-the second choke valve, 24-the 4th generator, A-increases generator newly, and B-increases absorber newly, and C-increases solution pump newly, and D-increases solution heat exchanger newly, E-increases condenser again, and F-increases cryogen liquid pump again.
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.
Economic benefits and social benefits backheat absorption-generation systems shown in Fig. 1 is achieved in that
1. in structure, it is mainly comprised of the first generator, the second generator, the first absorber, the second absorber, the 3rd absorber, minute steam chest, solution choke valve, the first solution pump, the second solution pump, the 3rd solution pump, the first solution heat exchanger, the second solution heat exchanger and the 3rd solution heat exchanger; the second generator 2 has concentrated solution pipeline to be communicated with a minute steam chest 6 through solution choke valve 7 and the 3rd absorber 5, divide steam chest 6 to also have concentrated solution pipeline to be communicated with the first absorber 3 through the second solution pump 9 and the first solution heat exchanger 11, the first absorber 3 also has weak solution pipeline to be communicated with the second absorber 4 through the first solution heat exchanger 11 and the second solution heat exchanger 12, the second absorber 4 also has weak solution pipeline to be communicated with the 3rd absorber 5 through the first solution pump 8 and the second solution heat exchanger 12, the 3rd absorber 5 also has weak solution pipeline to be communicated with the first generator 1 through the 3rd solution pump 10 and the 3rd solution heat exchanger 13, the first generator 1 also has concentrated solution pipeline to be communicated with the second generator 2 through the 3rd solution heat exchanger 13, the first generator 1 also has refrigerant vapour passage to be communicated with outside, the second generator 2 also has refrigerant vapour passage to be communicated with the 3rd absorber 5, divide steam chest 6 to also have refrigerant vapour passage to be communicated with the second absorber 4, the first absorber 3 also has refrigerant vapour passage to be communicated with outside, the first generator 1 and the second generator 2 medium pipeline that also has surplus heat is respectively communicated with outside, the first absorber 3 also has heated medium pipeline to be communicated with outside, the second absorber 4 and the 3rd absorber 5 also have respectively cooling medium pipeline to be communicated with outside.
2. in flow process, waste heat MEDIA FLOW is through the second generator 2, the solution that heating enters in it discharges and provides refrigerant vapour to the 3rd absorber 5, the concentrated solution of the second generator 2 the 3rd absorber 5 of flowing through after solution choke valve 7, heat absorbing part vaporization enters minute steam chest 6, dividing steam chest 6 to discharge refrigerant vapours provides to the second absorber 4, divide the concentrated solution of steam chest 6 to enter the first absorber 3 through the second solution pump 9 and the first solution heat exchanger 11, absorption from outside refrigerant vapour heat release in heated medium, the weak solution of the first absorber 3 enters the second absorber 4 through the first solution heat exchanger 11 and the second solution heat exchanger 12, absorb refrigerant vapour heat release in cooling medium, the weak solution of the second absorber 4 enters the 3rd absorber 5 through the first solution pump 8 and the second solution heat exchanger 12, absorb refrigerant vapour and respectively heat release in solution and the cooling medium of flowing through in it, the weak solution of the 3rd absorber 5 enters the first generator 1 through the 3rd solution pump 10 and the 3rd solution heat exchanger 13, waste heat MEDIA FLOW is through the first generator 1, heating enters the solution release in it and refrigerant vapour is externally provided, the concentrated solution of the first generator 1 enters the second generator 2 through the 3rd solution heat exchanger 13, form economic benefits and social benefits backheat absorption-generation systems.
Economic benefits and social benefits backheat absorption-generation systems shown in Fig. 2 is achieved in that
1. in structure, it is mainly comprised of the first generator, the second generator, the first absorber, the second absorber, the 3rd absorber, minute steam chest, solution choke valve, the first solution pump, the second solution pump, the 3rd solution pump, the first solution heat exchanger, the second solution heat exchanger, the 3rd solution heat exchanger and the 4th absorber; the second generator 2 has concentrated solution pipeline to be communicated with a minute steam chest 6 through solution choke valve 7 and the 4th absorber 14, divide steam chest 6 to also have concentrated solution pipeline to be communicated with the first absorber 3 through the second solution pump 9 and the first solution heat exchanger 11, the first absorber 3 also has weak solution pipeline to be communicated with the second absorber 4 through the first solution heat exchanger 11 and the second solution heat exchanger 12, the second absorber 4 also has weak solution pipeline to be communicated with the 4th absorber 14 through the first solution pump 8 and the second solution heat exchanger 12, the 4th absorber 14 also has weak solution pipeline to be communicated with the 3rd absorber 5, the 3rd absorber 5 also has weak solution pipeline to be communicated with the first generator 1 through the 3rd solution pump 10 and the 3rd solution heat exchanger 13, the first generator 1 also has concentrated solution pipeline to be communicated with the second generator 2 through the 3rd solution heat exchanger 13, the first generator 1 also has refrigerant vapour passage to be communicated with outside, the second generator 2 also has refrigerant vapour passage to be communicated with the 3rd absorber 5 and the 4th absorber 14 respectively, divide steam chest 6 to also have refrigerant vapour passage to be communicated with the second absorber 4, the first absorber 3 also has refrigerant vapour passage to be communicated with outside, the first generator 1 and the second generator 2 medium pipeline that also has surplus heat is respectively communicated with outside, the first absorber 3 also has heated medium pipeline to be communicated with outside, the second absorber 4 and the 3rd absorber 5 also have respectively cooling medium pipeline to be communicated with outside.
2. in flow process, waste heat MEDIA FLOW is through the second generator 2, the solution that heating enters in it discharges and to the 3rd absorber 5 and the 4th absorber 14, provides refrigerant vapour respectively, the concentrated solution of the second generator 2 the 4th absorber 14 of flowing through after solution choke valve 7, heat absorbing part vaporization enters minute steam chest 6, dividing steam chest 6 to discharge refrigerant vapours provides to the second absorber 4, divide the concentrated solution of steam chest 6 to enter the first absorber 3 through the second solution pump 9 and the first solution heat exchanger 11, absorption from outside refrigerant vapour heat release in heated medium, the weak solution of the first absorber 3 enters the second absorber 4 through the first solution heat exchanger 11 and the second solution heat exchanger 12, absorb refrigerant vapour heat release in cooling medium, the weak solution of the second absorber 4 enters the 4th absorber 14 through the first solution pump 8 and the second solution heat exchanger 12, absorb refrigerant vapour heat release in the solution of flowing through in it, the weak solution of the 4th absorber 14 enters the 3rd absorber 5, absorb refrigerant vapour heat release in the cooling medium of flowing through in it, the weak solution of the 3rd absorber 5 enters the first generator 1 through the 3rd solution pump 10 and the 3rd solution heat exchanger 13, waste heat MEDIA FLOW is through the first generator 1, heating enters the solution release in it and refrigerant vapour is externally provided, the concentrated solution of the first generator 1 enters the second generator 2 through the 3rd solution heat exchanger 13, form economic benefits and social benefits backheat absorption-generation systems.
Back-heating type second-kind absorption-type heat pump shown in Fig. 3 is achieved in that
In the economic benefits and social benefits backheat absorption-generation systems shown in Fig. 1, increase condenser, evaporimeter and cryogen liquid pump, there are refrigerant vapour passage and outside connection to be defined as the first generator 1 and to have refrigerant vapour passage to be communicated with condenser 15 in the first generator 1, condenser 15 also has cryogen liquid pipeline to be communicated with evaporimeter 16 through cryogen liquid pump 17, there are refrigerant vapour passage and outside connection to be defined as evaporimeter 16 and to have refrigerant vapour passage to be communicated with the first absorber 3 the first absorber 3, condenser 15 also has cooling medium pipeline to be communicated with outside, evaporimeter 16 medium pipeline that also has surplus heat is communicated with outside, the refrigerant vapour that the first generator 1 produces enters condenser 15, heat release becomes cryogen liquid in cooling medium, the cryogen liquid of condenser 15 pressurizes through cryogen liquid pump 17 and enters evaporimeter 16, absorption waste heat becomes refrigerant vapour and provides to the first absorber 3, forms back-heating type second-kind absorption-type heat pump.
In back-heating type second-kind absorption-type heat pump shown in Fig. 4, be achieved in that
In the economic benefits and social benefits backheat absorption-generation systems shown in Fig. 2, increase condenser, evaporimeter and cryogen liquid pump, there are refrigerant vapour passage and outside connection to be defined as the first generator 1 and to have refrigerant vapour passage to be communicated with condenser 15 in the first generator 1, condenser 15 also has cryogen liquid pipeline to be communicated with evaporimeter 16 through cryogen liquid pump 17, there are refrigerant vapour passage and outside connection to be defined as evaporimeter 16 and to have refrigerant vapour passage to be communicated with the first absorber 3 the first absorber 3, condenser 15 also has cooling medium pipeline to be communicated with outside, evaporimeter 16 medium pipeline that also has surplus heat is communicated with outside, the refrigerant vapour that the first generator 1 produces enters condenser 15, heat release becomes cryogen liquid in cooling medium, the cryogen liquid of condenser 15 pressurizes through cryogen liquid pump 17 and enters evaporimeter 16, absorption waste heat becomes refrigerant vapour and provides to the first absorber 3, forms back-heating type second-kind absorption-type heat pump.
Back-heating type second-kind absorption-type heat pump shown in Fig. 5 is achieved in that
In the back-heating type second-kind absorption-type heat pump shown in Fig. 4, there are cooling medium pipeline and outside connection to be adjusted into the 4th absorber 14 and to have cooling medium pipeline to be communicated with outside the 3rd absorber 5, the second generator 2 is had concentrated solution pipeline to be communicated with a minute steam chest 6 through solution choke valve 7 and the 4th absorber 14 to be adjusted into the second generator 2 has concentrated solution pipeline to be communicated with dividing a steam chest 6 through solution choke valve 7 and the 3rd absorber 5, formation back-heating type second-kind absorption-type heat pump.
Back-heating type second-kind absorption-type heat pump shown in Fig. 6 is achieved in that
1. in structure, in the back-heating type second-kind absorption-type heat pump shown in Fig. 3, increase by the second cryogen liquid pump, the 3rd generator, the 4th solution pump and the 4th solution heat exchanger, the 3rd absorber 5 is set up weak solution pipeline and is communicated with the 3rd generator 18 through the 4th solution heat exchanger 20, the 3rd generator 18 also has concentrated solution pipeline to be communicated with the second generator 2 through the 4th solution pump 19 and the 4th solution heat exchanger 20, after having refrigerant vapour passage to be communicated with condenser 15 to be adjusted into the first generator 1 to have refrigerant vapour passage to be communicated with the 3rd generator 18 in the first generator 1, the 3rd generator 18 has cryogen liquid pipeline to be communicated with evaporimeter 16 through the second cryogen liquid pump 21 again, the 3rd generator 18 also has refrigerant vapour passage to be communicated with condenser 15.
2. in flow process, the refrigerant vapour that the first generator 1 produces is as the driving thermal medium of the 3rd generator 18, the part weak solution of the 3rd absorber 5 enters the 3rd generator 18 through the 4th solution heat exchanger 20, refrigerant vapour the 3rd generator 18 of flowing through, the solution that heating enters in it discharges and provides refrigerant vapour to condenser 15, the concentrated solution of the 3rd generator 18 enters the second generator 2 through the 4th solution pump 19 and the 4th solution heat exchanger 20, the refrigerant vapour heat release of the 3rd generator 18 of flowing through becomes cryogen liquid, through the second cryogen liquid pump 21 pressurizations, enter evaporimeter 16 again, form back-heating type second-kind absorption-type heat pump.
Back-heating type second-kind absorption-type heat pump shown in Fig. 7 is achieved in that
1. in structure, in the back-heating type second-kind absorption-type heat pump shown in Fig. 3, increase by the second cryogen liquid pump, the 3rd generator and the 4th solution heat exchanger, the 3rd solution pump 10 is set up weak solution pipeline and is communicated with the 3rd generator 18 through the 4th solution heat exchanger 20, the 3rd generator 18 also has concentrated solution pipeline to be communicated with the second generator 2 through the 4th solution heat exchanger 20, after having refrigerant vapour passage to be communicated with condenser 15 to be adjusted into the first generator 1 to have refrigerant vapour passage to be communicated with the 3rd generator 18 in the first generator 1, the 3rd generator 18 has cryogen liquid pipeline to be communicated with evaporimeter 16 through the second cryogen liquid pump 21 again, the 3rd generator 18 also has refrigerant vapour passage to be communicated with condenser 15, cancel the second generator 2 and the outside waste heat medium pipeline being communicated with, increase by the second choke valve, the first generator 1 is set up refrigerant vapour passage and is communicated with the second generator 2 afterwards with the second generator 2 and has cryogen liquid pipeline to be communicated with condenser 15 through the second choke valve 23 again.
2. in flow process, the refrigerant vapour that the first generator 1 produces is respectively as the driving thermal medium of the second generator 2 and the 3rd generator 18, the part weak solution of the 3rd absorber 5 enters the 3rd generator 18 through the second solution pump 10 and the 4th solution heat exchanger 20, refrigerant vapour the 3rd generator 18 of flowing through, the solution that heating enters in it discharges and provides refrigerant vapour to condenser 15, the concentrated solution of the 3rd generator 18 enters the second generator 2 through the 4th solution heat exchanger 20, the refrigerant vapour heat release of the 3rd generator 18 of flowing through becomes cryogen liquid, through the second cryogen liquid pump 21 pressurizations, enter evaporimeter 16 again, the refrigerant vapour solution that the second generator 2, heating enter in it of flowing through discharges and provides refrigerant vapour to the 3rd absorber 5, the refrigerant vapour heat release of the second generator 2 of flowing through becomes cryogen liquid, through the second choke valve 23 throttlings, enters condenser 15 again, forms back-heating type second-kind absorption-type heat pump.
Back-heating type second-kind absorption-type heat pump shown in Fig. 8 is achieved in that
1. in structure, in the back-heating type second-kind absorption-type heat pump shown in Fig. 3, increase by the second cryogen liquid pump, the 3rd generator, the 4th solution pump and the 4th solution heat exchanger, the first generator 1 is had concentrated solution pipeline to be communicated with the second generator 2 through the 3rd solution heat exchanger 13 to be adjusted into the first generator 1 has concentrated solution pipeline to be communicated with the 3rd generator 18 through the 3rd solution heat exchanger 13 and the 4th solution heat exchanger 20, the 3rd generator 18 has concentrated solution pipeline to be communicated with the second generator 2 through the 4th solution pump 19 and the 4th solution heat exchanger 20 again, after having refrigerant vapour passage to be communicated with condenser 15 to be adjusted into the first generator 1 to have refrigerant vapour passage to be communicated with the 3rd generator 18 in the first generator 1, the 3rd generator 18 has cryogen liquid pipeline to be communicated with evaporimeter 16 through the second cryogen liquid pump 21 again, the 3rd generator 18 also has refrigerant vapour passage to be communicated with condenser 15.
2. in flow process, the refrigerant vapour that the first generator 1 produces is as the driving thermal medium of the 3rd generator 18, the concentrated solution of the first generator 1 enters the 3rd generator 18 through the 3rd solution heat exchanger 13 and the 4th solution heat exchanger 20, refrigerant vapour the 3rd generator 18 of flowing through, the solution that heating enters in it discharges and provides refrigerant vapour to condenser 15, the concentrated solution of the 3rd generator 18 enters the second generator 2 through the 4th solution pump 19 and the 4th solution heat exchanger 20, the refrigerant vapour heat release of the 3rd generator 18 of flowing through becomes cryogen liquid, through the second cryogen liquid pump 21 pressurizations, enter evaporimeter 16 again, form back-heating type second-kind absorption-type heat pump.
Back-heating type second-kind absorption-type heat pump shown in Fig. 9 is achieved in that
1. in structure, in the back-heating type second-kind absorption-type heat pump shown in Fig. 3, increase by the second cryogen liquid pump, the 3rd generator and the 4th solution heat exchanger, the first generator 1 is had concentrated solution pipeline to be communicated with the second generator 2 through the 3rd solution heat exchanger 13 to be adjusted into the first generator 1 has concentrated solution pipeline to be communicated with the 3rd generator 18 through the 3rd solution heat exchanger 13 and the 4th solution heat exchanger 20, the 3rd generator 18 has concentrated solution pipeline to be communicated with the second generator 2 through the 4th solution heat exchanger 20 again, after having refrigerant vapour passage to be communicated with condenser 15 to be adjusted into the first generator 1 to have refrigerant vapour passage to be communicated with the 3rd generator 18 in the first generator 1, the 3rd generator 18 has cryogen liquid pipeline to be communicated with evaporimeter 16 through the second cryogen liquid pump 21 again, the 3rd generator 18 also has refrigerant vapour passage to be communicated with condenser 15, cancel the second generator 2 and the outside waste heat medium pipeline being communicated with, increase by the second choke valve, the first generator 1 is set up refrigerant vapour passage and is communicated with the second generator 2 afterwards with the second generator 2 and has cryogen liquid pipeline to be communicated with condenser 15 through the second choke valve 23 again.
2. in flow process, the refrigerant vapour that the first generator 1 produces is respectively as the driving thermal medium of the second generator 2 and the 3rd generator 18, the concentrated solution of the first generator 1 enters the 3rd generator 18 through the 3rd solution heat exchanger 13 and the 4th solution heat exchanger 20, refrigerant vapour the 3rd generator 18 of flowing through, the solution that heating enters in it discharges and provides refrigerant vapour to condenser 15, the concentrated solution of the 3rd generator 18 enters the second generator 2 through the 4th solution heat exchanger 20, the refrigerant vapour heat release of the 3rd generator 18 of flowing through becomes cryogen liquid, through the second cryogen liquid pump 21 pressurizations, enter evaporimeter 16 again, the refrigerant vapour solution that the second generator 2, heating enter in it of flowing through discharges and provides refrigerant vapour to the 3rd absorber 5, the refrigerant vapour heat release of the second generator 2 of flowing through becomes cryogen liquid, through the second choke valve 23 throttlings, enters condenser 15 again, forms back-heating type second-kind absorption-type heat pump.
Back-heating type second-kind absorption-type heat pump shown in Figure 10 is achieved in that
1. in structure, in the back-heating type second-kind absorption-type heat pump shown in Fig. 3, increase by the second cryogen liquid pump, the 3rd generator and the 4th solution heat exchanger, there is weak solution pipeline to be communicated with the first generator 1 and to be adjusted into the 3rd absorber 5 and to have weak solution pipeline to be communicated with the 3rd generator 18 through the 3rd solution heat exchanger 13 through the 3rd solution pump 10 and the 3rd solution heat exchanger 13 the 3rd absorber 5, the 3rd generator 18 has concentrated solution pipeline to be communicated with the first generator 1 through the 3rd solution pump 10 and the 4th solution heat exchanger 20 again, the first generator 1 is had concentrated solution pipeline to be communicated with the second generator 2 through the 3rd solution heat exchanger 13 to be adjusted into the first generator 1 has concentrated solution pipeline to be communicated with the second generator 2 through the 4th solution heat exchanger 20 and the 3rd solution heat exchanger 13, after having refrigerant vapour passage to be communicated with condenser 15 to be adjusted into the first generator 1 to have refrigerant vapour passage to be communicated with the 3rd generator 18 in the first generator 1, the 3rd generator 18 has cryogen liquid pipeline to be communicated with evaporimeter 16 through the second cryogen liquid pump 21 again, the 3rd generator 18 also has refrigerant vapour passage to be communicated with condenser 15.
2. in flow process, the refrigerant vapour that the first generator 1 produces is as the driving thermal medium of the 3rd generator 18, the weak solution of the 3rd absorber 5 enters the 3rd generator 18 through the 3rd solution heat exchanger 13, refrigerant vapour the 3rd generator 18 of flowing through, the solution that heating enters in it discharges and provides refrigerant vapour to condenser 15, the concentrated solution of the 3rd generator 18 enters the first generator 1 through the 3rd solution pump 10 and the 4th solution heat exchanger 20, the refrigerant vapour heat release of the 3rd generator 18 of flowing through becomes cryogen liquid, through the second cryogen liquid pump 21 pressurizations, enter evaporimeter 16 again, the concentrated solution of the first generator 1 enters the second generator 2 through the 4th solution heat exchanger 20 and the 3rd solution heat exchanger 13, form back-heating type second-kind absorption-type heat pump.
Back-heating type second-kind absorption-type heat pump shown in Figure 11 is achieved in that
1. in structure, in the back-heating type second-kind absorption-type heat pump shown in Fig. 3, increase by the second cryogen liquid pump, the 3rd generator, the 4th solution pump and the 4th solution heat exchanger, there is weak solution pipeline to be communicated with the first generator 1 and to be adjusted into the 3rd absorber 5 and to have weak solution pipeline to be communicated with the 3rd generator 18 through the 3rd solution pump 10 and the 3rd solution heat exchanger 13 through the 3rd solution pump 10 and the 3rd solution heat exchanger 13 the 3rd absorber 5, the 3rd generator 18 has concentrated solution pipeline to be communicated with the first generator 1 through the 4th solution pump 19 and the 4th solution heat exchanger 20 again, the first generator 1 is had concentrated solution pipeline to be communicated with the second generator 2 through the 3rd solution heat exchanger 13 to be adjusted into the first generator 1 has concentrated solution pipeline to be communicated with the second generator 2 through the 4th solution heat exchanger 20 and the 3rd solution heat exchanger 13, after having refrigerant vapour passage to be communicated with condenser 15 to be adjusted into the first generator 1 to have refrigerant vapour passage to be communicated with the 3rd generator 18 in the first generator 1, the 3rd generator 18 has cryogen liquid pipeline to be communicated with evaporimeter 16 through the second cryogen liquid pump 21 again, the 3rd generator 18 also has refrigerant vapour passage to be communicated with condenser 15, cancel the second generator 2 and the outside waste heat medium pipeline being communicated with, increase by the second choke valve, the first generator 1 is set up refrigerant vapour passage and is communicated with the second generator 2 afterwards with the second generator 2 and has cryogen liquid pipeline to be communicated with condenser 15 through the second choke valve 23 again.
2. in flow process, the refrigerant vapour that the first generator 1 produces is respectively as the driving thermal medium of the second generator 2 and the 3rd generator 18, the weak solution of the 3rd absorber 5 enters the 3rd generator 18 through the 3rd solution pump 10 and the 3rd solution heat exchanger 13, refrigerant vapour the 3rd generator 18 of flowing through, the solution that heating enters in it discharges and provides refrigerant vapour to condenser 15, the concentrated solution of the 3rd generator 18 enters the first generator 1 through the 4th solution pump 19 and the 4th solution heat exchanger 20, the concentrated solution of the first generator 1 enters the second generator 2 through the 4th solution heat exchanger 20 and the 3rd solution heat exchanger 13, the refrigerant vapour heat release of the 3rd generator 18 of flowing through becomes cryogen liquid, through the second cryogen liquid pump 21 pressurizations, enter evaporimeter 16 again, the refrigerant vapour solution that the second generator 2, heating enter in it of flowing through discharges and provides refrigerant vapour to the 3rd absorber 5, the refrigerant vapour heat release of the second generator 2 of flowing through becomes cryogen liquid, through the second choke valve 23 throttlings, enters condenser 15 again, forms back-heating type second-kind absorption-type heat pump.
Back-heating type second-kind absorption-type heat pump shown in Figure 12 is achieved in that
1. in structure, in the back-heating type second-kind absorption-type heat pump shown in Fig. 3, increase by the second cryogen liquid pump, the 3rd generator and the 4th solution heat exchanger, there is weak solution pipeline to be communicated with the first generator 1 and to be adjusted into the 3rd absorber 5 and to have weak solution pipeline to be communicated with the 3rd generator 18 through the 3rd solution heat exchanger 13 and the 4th solution heat exchanger 20 through the 3rd solution pump 10 and the 3rd solution heat exchanger 13 the 3rd absorber 5, the 3rd generator 18 has concentrated solution pipeline to be communicated with the first generator 1 through the 3rd solution pump 10 and the 4th solution heat exchanger 20 again, after having refrigerant vapour passage to be communicated with condenser 15 to be adjusted into the first generator 1 to have refrigerant vapour passage to be communicated with the 3rd generator 18 in the first generator 1, the 3rd generator 18 has cryogen liquid pipeline to be communicated with evaporimeter 16 through the second cryogen liquid pump 21 again, the 3rd generator 18 also has refrigerant vapour passage to be communicated with condenser 15.
2. in flow process, the refrigerant vapour that the first generator 1 produces is as the driving thermal medium of the 3rd generator 18, the weak solution of the 3rd absorber 5 enters the 3rd generator 18 through the 3rd solution heat exchanger 13 and the 4th solution heat exchanger 20, refrigerant vapour the 3rd generator 18 of flowing through, the solution that heating enters in it discharges and provides refrigerant vapour to condenser 15, the concentrated solution of the 3rd generator 18 enters the first generator 1 through the 3rd solution pump 10 and the 4th solution heat exchanger 20, the refrigerant vapour heat release of the 3rd generator 18 of flowing through becomes cryogen liquid, through the second cryogen liquid pump 21 pressurizations, enter evaporimeter 16 again, form back-heating type second-kind absorption-type heat pump.
Back-heating type second-kind absorption-type heat pump shown in Figure 13 is achieved in that
1. in structure, in the back-heating type second-kind absorption-type heat pump shown in Fig. 3, increase choke valve, the 3rd generator, the 4th solution pump and the 4th solution heat exchanger, there is weak solution pipeline to be communicated with the first generator 1 and to be adjusted into the 3rd absorber 5 and to have weak solution pipeline through the 3rd solution pump 10 through the 3rd solution pump 10 and the 3rd solution heat exchanger 13 the 3rd absorber 5, the 3rd solution heat exchanger 13 and the 4th solution heat exchanger 20 are communicated with the 3rd generator 18, the 3rd generator 18 has concentrated solution pipeline to be communicated with the first generator 1 through the 4th solution pump 19 and the 4th solution heat exchanger 20 again, after having refrigerant vapour passage to be communicated with condenser 15 to be adjusted into the first generator 1 to have refrigerant vapour passage to be communicated with the 3rd generator 18 in the first generator 1, the 3rd generator 18 has cryogen liquid pipeline to be communicated with condenser 15 through choke valve 22 again, the 3rd generator 18 also has refrigerant vapour passage to be communicated with condenser 15, cancel the second generator 2 and the outside waste heat medium pipeline being communicated with, increase by the second choke valve, the first generator 1 is set up refrigerant vapour passage and is communicated with the second generator 2 afterwards with the second generator 2 and has cryogen liquid pipeline to be communicated with condenser 15 through the second choke valve 23 again.
2. in flow process, the refrigerant vapour that the first generator 1 produces is respectively as the driving thermal medium of the second generator 2 and the 3rd generator 18, the weak solution of the 3rd absorber 5 is through the 3rd solution pump 10, the 3rd solution heat exchanger 13 and the 4th solution heat exchanger 20 enter the 3rd generator 18, refrigerant vapour the 3rd generator 18 of flowing through, the solution that heating enters in it discharges and provides refrigerant vapour to condenser 15, the concentrated solution of the 3rd generator 18 enters the first generator 1 through the 4th solution pump 19 and the 4th solution heat exchanger 20, the refrigerant vapour heat release of the 3rd generator 18 of flowing through becomes cryogen liquid, through choke valve 22 throttlings, enter condenser 15 again, the refrigerant vapour solution that the second generator 2, heating enter in it of flowing through discharges and provides refrigerant vapour to the 3rd absorber 5, the refrigerant vapour heat release of the second generator 2 of flowing through becomes cryogen liquid, through the second choke valve 23 throttlings, enters condenser 15 again, forms back-heating type second-kind absorption-type heat pump.
Back-heating type second-kind absorption-type heat pump shown in Figure 14 is achieved in that
In the back-heating type second-kind absorption-type heat pump shown in Figure 13, increase by the 4th generator, the first generator 1 is had concentrated solution pipeline to be communicated with the second generator 2 through the 3rd solution heat exchanger 13 to be adjusted into the first generator 1 has concentrated solution pipeline to be communicated with the 4th generator 24, the 4th generator 24 has concentrated solution pipeline to be communicated with the second generator 2 through the 3rd solution heat exchanger 13 again, cancel the first generator 1 have refrigerant vapour passage be communicated with the second generator 2 after the second generator 2 have again cryogen liquid pipeline to be communicated with condenser 15 through the second choke valve 23, the 4th generator 24 arrange refrigerant vapour passage be communicated with the second generator 2 after the second generator 2 have again cryogen liquid pipeline to be communicated with condenser 15 through the second choke valve 23, the 4th generator 24 medium pipeline that also has surplus heat is communicated with outside, form back-heating type second-kind absorption-type heat pump.
Back-heating type second-kind absorption-type heat pump shown in Figure 15 is achieved in that
1. in structure, in the back-heating type second-kind absorption-type heat pump shown in Fig. 3, cancel the 3rd absorber 5 and the outside cooling medium pipeline being communicated with, increase newly-increased generator, newly-increased absorber, newly-increased solution pump and newly-increased solution heat exchanger, the first generator 1 is had refrigerant vapour passage to be communicated with condenser 15 to be adjusted into the first generator 1 has refrigerant vapour passage to be communicated with newly-increased absorber B, newly-increased absorber B also has weak solution pipeline to be communicated with newly-increased generator A through newly-increased solution pump C and newly-increased solution heat exchanger D, newly-increased generator A also has concentrated solution pipeline to be communicated with newly-increased absorber B through newly-increased solution heat exchanger D, newly-increased generator A also has refrigerant vapour passage to be communicated with condenser 15, the newly-increased generator A medium pipeline that also has surplus heat is communicated with outside, newly-increased absorber B also has cooling medium pipeline to be communicated with outside.
2. in flow process, the refrigerant vapour that the first generator 1 produces enters newly-increased absorber B, newly-increased generator A concentrated solution enters newly-increased absorber B, absorption refrigerant vapour heat release in cooling medium through newly-increased solution heat exchanger D, the weak solution of newly-increased absorber B enters newly-increased generator A through newly-increased solution pump C and newly-increased solution heat exchanger D, the solution that drives heat medium flow to enter in it through newly-increased generator A, heating discharges and provides refrigerant vapour to condenser 15, forms back-heating type second-kind absorption-type heat pump.
Back-heating type second-kind absorption-type heat pump shown in Figure 16 is achieved in that
In the back-heating type second-kind absorption-type heat pump shown in Figure 15, increase and increase again condenser and increase again cryogen liquid pump, the first generator 1 is set up refrigerant vapour passage and is increased condenser E again and be communicated with, increase again condenser E and also have cryogen liquid pipeline to be communicated with evaporimeter 16 through increasing again cryogen liquid pump F, then increase condenser E and also have cooling medium pipeline to be communicated with outside; The refrigerant vapour that the first generator 1 produces enters respectively newly-increased absorber B and increases condenser E again, the refrigerant vapour heat release that increases again condenser E becomes cryogen liquid in cooling medium, the cryogen liquid that increases again condenser E enters evaporimeter 16 through increasing cryogen liquid pump F pressurization again, forms back-heating type second-kind absorption-type heat pump.
The effect that the technology of the present invention can realize---economic benefits and social benefits backheat absorption-generation systems and back-heating type second-kind absorption-type heat pump proposed by the invention, have following effect and advantage:
(1) compare single-action backheat, economic benefits and social benefits backheat has realized twice utilization that drives thermic load for backheat, has reduced greatly backheat load, can significantly improve the performance index of back-heating type second-kind absorption-type heat pump.
(2) economic benefits and social benefits backheat absorption-generation systems, realizes economic benefits and social benefits backheat, gives full play to the effect of residual heat resources, makes full use of heat transfer temperature difference, has improved the thermodynamics sophistication of system.
(3) back-heating type second-kind absorption-type heat pump, backheat load is adjustable, has not only realized the serialization of performance index, also makes second-kind absorption-type heat pump in variable parameter operation situation, realize the maximization of performance index.
(4) back-heating type second-kind absorption-type heat pump, the cooling load of the 3rd absorber 5 is adjustable, and the ratio between single-action backheat and economic benefits and social benefits backheat is adjustable, is conducive to improve the performance index of second-kind absorption-type heat pump when variable parameter operation.
(5) back-heating type second-kind absorption-type heat pump, the second absorber and condenser or add the 3rd absorber to realize multiterminal cooling, be conducive to second-kind absorption-type heat pump to keep carrying out under superior performance index prerequisite the large temperature difference cooling.
(6) back-heating type second-kind absorption-type heat pump, has enriched absorption heat pump kind and flow process, has expanded and enriched the range of application of absorption heat pump, has good creativeness, novelty and practicality.

Claims (21)

1. economic benefits and social benefits backheat absorption-generation systems, is mainly comprised of the first generator, the second generator, the first absorber, the second absorber, the 3rd absorber, minute steam chest, solution choke valve, the first solution pump, the second solution pump, the 3rd solution pump, the first solution heat exchanger, the second solution heat exchanger and the 3rd solution heat exchanger; the second generator (2) has concentrated solution pipeline to be communicated with a minute steam chest (6) through solution choke valve (7) and the 3rd absorber (5), divide steam chest (6) to also have concentrated solution pipeline to be communicated with the first absorber (3) through the second solution pump (9) and the first solution heat exchanger (11), the first absorber (3) also has weak solution pipeline to be communicated with the second absorber (4) through the first solution heat exchanger (11) and the second solution heat exchanger (12), the second absorber (4) also has weak solution pipeline to be communicated with the 3rd absorber (5) through the first solution pump (8) and the second solution heat exchanger (12), the 3rd absorber (5) also has weak solution pipeline to be communicated with the first generator (1) through the 3rd solution pump (10) and the 3rd solution heat exchanger (13), the first generator (1) also has concentrated solution pipeline to be communicated with the second generator (2) through the 3rd solution heat exchanger (13), the first generator (1) also has refrigerant vapour passage to be communicated with outside, the second generator (2) also has refrigerant vapour passage to be communicated with the 3rd absorber (5), divide steam chest (6) to also have refrigerant vapour passage to be communicated with the second absorber (4), the first absorber (3) also has refrigerant vapour passage to be communicated with outside, the first generator (1) and the second generator (2) medium pipeline that also has surplus heat is respectively communicated with outside, the first absorber (3) also has heated medium pipeline to be communicated with outside, the second absorber (4) also has cooling medium pipeline to be communicated with outside, the 3rd absorber (5) or in addition cooling medium pipeline are communicated with outside, form economic benefits and social benefits backheat absorption-generation systems.
2. economic benefits and social benefits backheat absorption-generation systems, is mainly comprised of the first generator, the second generator, the first absorber, the second absorber, the 3rd absorber, minute steam chest, solution choke valve, the first solution pump, the second solution pump, the 3rd solution pump, the first solution heat exchanger, the second solution heat exchanger, the 3rd solution heat exchanger and the 4th absorber; the second generator (2) has concentrated solution pipeline to be communicated with a minute steam chest (6) through solution choke valve (7) and the 4th absorber (14), divide steam chest (6) to also have concentrated solution pipeline to be communicated with the first absorber (3) through the second solution pump (9) and the first solution heat exchanger (11), the first absorber (3) also has weak solution pipeline to be communicated with the second absorber (4) through the first solution heat exchanger (11) and the second solution heat exchanger (12), the second absorber (4) also has weak solution pipeline to be communicated with the 4th absorber (14) through the first solution pump (8) and the second solution heat exchanger (12), the 4th absorber (14) also has weak solution pipeline to be communicated with the 3rd absorber (5), the 3rd absorber (5) also has weak solution pipeline to be communicated with the first generator (1) through the 3rd solution pump (10) and the 3rd solution heat exchanger (13), the first generator (1) also has concentrated solution pipeline to be communicated with the second generator (2) through the 3rd solution heat exchanger (13), the first generator (1) also has refrigerant vapour passage to be communicated with outside, the second generator (2) also has refrigerant vapour passage to be communicated with the 3rd absorber (5) and the 4th absorber (14) respectively, divide steam chest (6) to also have refrigerant vapour passage to be communicated with the second absorber (4), the first absorber (3) also has refrigerant vapour passage to be communicated with outside, the first generator (1) and the second generator (2) medium pipeline that also has surplus heat is respectively communicated with outside, the first absorber (3) also has heated medium pipeline to be communicated with outside, the second absorber (4) and the 3rd absorber (5) also have respectively cooling medium pipeline to be communicated with outside, form economic benefits and social benefits backheat absorption-generation systems.
3. economic benefits and social benefits backheat absorption-generation systems, in economic benefits and social benefits backheat absorption-generation systems claimed in claim 2, there are cooling medium pipeline and outside connection to be adjusted into the 4th absorber (14) and to have cooling medium pipeline to be communicated with outside the 3rd absorber (5), the second generator (2) is had concentrated solution pipeline to be communicated with a minute steam chest (6) through solution choke valve (7) and the 4th absorber (14) to be adjusted into the second generator (2) has concentrated solution pipeline to be communicated with dividing a steam chest (6) through solution choke valve (7) and the 3rd absorber (5), formation economic benefits and social benefits backheat absorption-generation systems.
4. back-heating type second-kind absorption-type heat pump, in the arbitrary economic benefits and social benefits backheat absorption-generation systems described in claim 1-3, increase condenser, evaporimeter and cryogen liquid pump, there are refrigerant vapour passage and outside connection to be defined as the first generator (1) and to have refrigerant vapour passage to be communicated with condenser (15) in the first generator (1), condenser (15) also has cryogen liquid pipeline to be communicated with evaporimeter (16) through cryogen liquid pump (17), there are refrigerant vapour passage and outside connection to be defined as evaporimeter (16) and to have refrigerant vapour passage to be communicated with the first absorber (3) the first absorber (3), condenser (15) also has cooling medium pipeline to be communicated with outside, evaporimeter (16) medium pipeline that also has surplus heat is communicated with outside, form back-heating type second-kind absorption-type heat pump.
5. back-heating type second-kind absorption-type heat pump, in arbitrary back-heating type second-kind absorption-type heat pump claimed in claim 4, increase by the second cryogen liquid pump or choke valve, the 3rd generator, the 4th solution pump and the 4th solution heat exchanger, the 3rd absorber (5) is set up weak solution pipeline and is communicated with the 3rd generator (18) through the 4th solution heat exchanger (20), the 3rd generator (18) also has concentrated solution pipeline to be communicated with the second generator (2) through the 4th solution pump (19) and the 4th solution heat exchanger (20), after having refrigerant vapour passage to be communicated with condenser (15) to be adjusted into the first generator (1) to have refrigerant vapour passage to be communicated with the 3rd generator (18) in the first generator (1), the 3rd generator (18) has cryogen liquid pipeline through the second cryogen liquid pump (21), be communicated with evaporimeter (16) or be communicated with condenser (15) through choke valve (22) again, the 3rd generator (18) also has refrigerant vapour passage to be communicated with condenser (15), form back-heating type second-kind absorption-type heat pump.
6. back-heating type second-kind absorption-type heat pump, in arbitrary back-heating type second-kind absorption-type heat pump claimed in claim 4, increase by the second cryogen liquid pump or choke valve, the 3rd generator and the 4th solution heat exchanger, the 3rd solution pump (10) is set up weak solution pipeline and is communicated with the 3rd generator (18) through the 4th solution heat exchanger (20), the 3rd generator (18) also has concentrated solution pipeline to be communicated with the second generator (2) through the 4th solution heat exchanger (20), after having refrigerant vapour passage to be communicated with condenser (15) to be adjusted into the first generator (1) to have refrigerant vapour passage to be communicated with the 3rd generator (18) in the first generator (1), the 3rd generator (18) has cryogen liquid pipeline through the second cryogen liquid pump (21), be communicated with evaporimeter (16) or be communicated with condenser (15) through choke valve (22) again, the 3rd generator (18) also has refrigerant vapour passage to be communicated with condenser (15), cancel the second generator (2) and the outside waste heat medium pipeline being communicated with, increase the second choke valve or the 3rd cryogen liquid pump, the first generator (1) set up refrigerant vapour passage and be communicated with the second generator (2) after the second generator (2) have again cryogen liquid pipeline through the second choke valve (23), be communicated with condenser (15) or be communicated with evaporimeter (16) through the 3rd cryogen liquid pump, formation back-heating type second-kind absorption-type heat pump.
7. back-heating type second-kind absorption-type heat pump, in arbitrary back-heating type second-kind absorption-type heat pump claimed in claim 6, increase by the 4th generator, the first generator (1) is had concentrated solution pipeline to be communicated with the second generator (2) through the 3rd solution heat exchanger (13) to be adjusted into the first generator (1) has concentrated solution pipeline to be communicated with the 4th generator (24), the 4th generator (24) has concentrated solution pipeline to be communicated with the second generator (2) through the 3rd solution heat exchanger (13) again, cancel the first generator (1) have refrigerant vapour passage be communicated with the second generator (2) after the second generator (2) have again cryogen liquid pipeline through the second choke valve (23), be communicated with condenser (15) or be communicated with evaporimeter (16) through the 3rd cryogen liquid pump, the 4th generator (24) arrange refrigerant vapour passage be communicated with the second generator (2) after the second generator (2) have again cryogen liquid pipeline through the second choke valve (23), be communicated with condenser (15) or be communicated with evaporimeter (16) through the 3rd cryogen liquid pump, the 4th generator (24) medium pipeline that also has surplus heat is communicated with outside, form back-heating type second-kind absorption-type heat pump.
8. back-heating type second-kind absorption-type heat pump, in arbitrary back-heating type second-kind absorption-type heat pump claimed in claim 4, increase by the second cryogen liquid pump or choke valve, the 3rd generator, the 4th solution pump and the 4th solution heat exchanger, the first generator (1) is had concentrated solution pipeline to be communicated with the second generator (2) through the 3rd solution heat exchanger (13) to be adjusted into the first generator (1) has concentrated solution pipeline to be communicated with the 3rd generator (18) through the 3rd solution heat exchanger (13) and the 4th solution heat exchanger (20), the 3rd generator (18) has concentrated solution pipeline to be communicated with the second generator (2) through the 4th solution pump (19) and the 4th solution heat exchanger (20) again, after having refrigerant vapour passage to be communicated with condenser (15) to be adjusted into the first generator (1) to have refrigerant vapour passage to be communicated with the 3rd generator (18) in the first generator (1), the 3rd generator (18) has cryogen liquid pipeline through the second cryogen liquid pump (21), be communicated with evaporimeter (16) or be communicated with condenser (15) through choke valve (22) again, the 3rd generator (18) also has refrigerant vapour passage to be communicated with condenser (15), form back-heating type second-kind absorption-type heat pump.
9. back-heating type second-kind absorption-type heat pump, in arbitrary back-heating type second-kind absorption-type heat pump claimed in claim 4, increase by the second cryogen liquid pump or choke valve, the 3rd generator and the 4th solution heat exchanger, the first generator (1) is had concentrated solution pipeline to be communicated with the second generator (2) through the 3rd solution heat exchanger (13) to be adjusted into the first generator (1) has concentrated solution pipeline to be communicated with the 3rd generator (18) through the 3rd solution heat exchanger (13) and the 4th solution heat exchanger (20), the 3rd generator (18) has concentrated solution pipeline to be communicated with the second generator (2) through the 4th solution heat exchanger (20) again, after having refrigerant vapour passage to be communicated with condenser (15) to be adjusted into the first generator (1) to have refrigerant vapour passage to be communicated with the 3rd generator (18) in the first generator (1), the 3rd generator (18) has cryogen liquid pipeline through the second cryogen liquid pump (21), be communicated with evaporimeter (16) or be communicated with condenser (15) through choke valve (22) again, the 3rd generator (18) also has refrigerant vapour passage to be communicated with condenser (15), cancel the second generator (2) and the outside waste heat medium pipeline being communicated with, increase the second choke valve or the 3rd cryogen liquid pump, the first generator (1) set up refrigerant vapour passage and be communicated with the second generator (2) after the second generator (2) have again cryogen liquid pipeline through the second choke valve (23), be communicated with condenser (15) or be communicated with evaporimeter (16) through the 3rd cryogen liquid pump, formation back-heating type second-kind absorption-type heat pump.
10. back-heating type second-kind absorption-type heat pump, in arbitrary back-heating type second-kind absorption-type heat pump claimed in claim 9, increase by the 4th generator, there is concentrated solution pipeline to be communicated with the 3rd generator (18) and to be adjusted into the first generator (1) and to have concentrated solution pipeline to be communicated with the 4th generator (24) through the 3rd solution heat exchanger (13) and the 4th solution heat exchanger (20) in the first generator (1), the 4th generator (24) has concentrated solution pipeline to be communicated with the 3rd generator (18) through the 3rd solution heat exchanger (13) and the 4th solution heat exchanger (20) again, cancel the first generator (1) have refrigerant vapour passage be communicated with the second generator (2) after the second generator (2) have again cryogen liquid pipeline through the second choke valve (23), be communicated with condenser (15) or be communicated with evaporimeter (16) through the 3rd cryogen liquid pump, the 4th generator (24) arrange refrigerant vapour passage be communicated with the second generator (2) after the second generator (2) have again cryogen liquid pipeline through the second choke valve (23), be communicated with condenser (15) or be communicated with evaporimeter (16) through the 3rd cryogen liquid pump, the 4th generator (24) medium pipeline that also has surplus heat is communicated with outside, form back-heating type second-kind absorption-type heat pump.
11. back-heating type second-kind absorption-type heat pumps, in arbitrary back-heating type second-kind absorption-type heat pump claimed in claim 4, increase by the second cryogen liquid pump or choke valve, the 3rd generator and the 4th solution heat exchanger, there is weak solution pipeline to be communicated with the first generator (1) and to be adjusted into the 3rd absorber (5) and to have weak solution pipeline to be communicated with the 3rd generator (18) through the 3rd solution heat exchanger (13) through the 3rd solution pump (10) and the 3rd solution heat exchanger (13) the 3rd absorber (5), the 3rd generator (18) has concentrated solution pipeline to be communicated with the first generator (1) through the 3rd solution pump (10) and the 4th solution heat exchanger (20) again, the first generator (1) is had concentrated solution pipeline to be communicated with the second generator (2) through the 3rd solution heat exchanger (13) to be adjusted into the first generator (1) has concentrated solution pipeline to be communicated with the second generator (2) through the 4th solution heat exchanger (20) and the 3rd solution heat exchanger (13), after having refrigerant vapour passage to be communicated with condenser (15) to be adjusted into the first generator (1) to have refrigerant vapour passage to be communicated with the 3rd generator (18) in the first generator (1), the 3rd generator (18) has cryogen liquid pipeline through the second cryogen liquid pump (21), be communicated with evaporimeter (16) or be communicated with condenser (15) through choke valve (22) again, the 3rd generator (18) also has refrigerant vapour passage to be communicated with condenser (15), form back-heating type second-kind absorption-type heat pump.
12. back-heating type second-kind absorption-type heat pumps, in arbitrary back-heating type second-kind absorption-type heat pump claimed in claim 4, increase by the second cryogen liquid pump or choke valve, the 3rd generator, the 4th solution pump and the 4th solution heat exchanger, there is weak solution pipeline to be communicated with the first generator (1) and to be adjusted into the 3rd absorber (5) and to have weak solution pipeline to be communicated with the 3rd generator (18) through the 3rd solution pump (10) and the 3rd solution heat exchanger (13) through the 3rd solution pump (10) and the 3rd solution heat exchanger (13) the 3rd absorber (5), the 3rd generator (18) has concentrated solution pipeline to be communicated with the first generator (1) through the 4th solution pump (19) and the 4th solution heat exchanger (20) again, the first generator (1) is had concentrated solution pipeline to be communicated with the second generator (2) through the 3rd solution heat exchanger (13) to be adjusted into the first generator (1) has concentrated solution pipeline to be communicated with the second generator (2) through the 4th solution heat exchanger (20) and the 3rd solution heat exchanger (13), after having refrigerant vapour passage to be communicated with condenser (15) to be adjusted into the first generator (1) to have refrigerant vapour passage to be communicated with the 3rd generator (18) in the first generator (1), the 3rd generator (18) has cryogen liquid pipeline through the second cryogen liquid pump (21), be communicated with evaporimeter (16) or be communicated with condenser (15) through choke valve (22) again, the 3rd generator (18) also has refrigerant vapour passage to be communicated with condenser (15), cancel the second generator (2) and the outside waste heat medium pipeline being communicated with, increase the second choke valve or the 3rd cryogen liquid pump, the first generator (1) set up refrigerant vapour passage and be communicated with the second generator (2) after the second generator (2) have again cryogen liquid pipeline through the second choke valve (23), be communicated with condenser (15) or be communicated with evaporimeter (16) through the 3rd cryogen liquid pump, formation back-heating type second-kind absorption-type heat pump.
13. back-heating type second-kind absorption-type heat pumps, in the arbitrary back-heating type second-kind absorption-type heat pump described in claim 12, increase by the 4th generator, there is concentrated solution pipeline to be communicated with the second generator (2) and to be adjusted into the first generator (1) and to have concentrated solution pipeline to be communicated with the 4th generator (24) through the 4th solution heat exchanger (20) and the 3rd solution heat exchanger (13) in the first generator (1), the 4th generator (24) has concentrated solution pipeline to be communicated with the second generator (2) through the 4th solution heat exchanger (20) and the 3rd solution heat exchanger (13) again, cancel the first generator (1) have refrigerant vapour passage be communicated with the second generator (2) after the second generator (2) have again cryogen liquid pipeline through the second choke valve (23), be communicated with condenser (15) or be communicated with evaporimeter (16) through the 3rd cryogen liquid pump, the 4th generator (24) arrange refrigerant vapour passage be communicated with the second generator (2) after the second generator (2) have again cryogen liquid pipeline through the second choke valve (23), be communicated with condenser (15) or be communicated with evaporimeter (16) through the 3rd cryogen liquid pump, the 4th generator (24) medium pipeline that also has surplus heat is communicated with outside, form back-heating type second-kind absorption-type heat pump.
14. back-heating type second-kind absorption-type heat pumps, in arbitrary back-heating type second-kind absorption-type heat pump claimed in claim 4, increase by the second cryogen liquid pump or choke valve, the 3rd generator and the 4th solution heat exchanger, there is weak solution pipeline to be communicated with the first generator (1) and to be adjusted into the 3rd absorber (5) and to have weak solution pipeline to be communicated with the 3rd generator (18) through the 3rd solution heat exchanger (13) and the 4th solution heat exchanger (20) through the 3rd solution pump (10) and the 3rd solution heat exchanger (13) the 3rd absorber (5), the 3rd generator (18) has concentrated solution pipeline to be communicated with the first generator (1) through the 3rd solution pump (10) and the 4th solution heat exchanger (20) again, after having refrigerant vapour passage to be communicated with condenser (15) to be adjusted into the first generator (1) to have refrigerant vapour passage to be communicated with the 3rd generator (18) in the first generator (1), the 3rd generator (18) has cryogen liquid pipeline through the second cryogen liquid pump (21), be communicated with evaporimeter (16) or be communicated with condenser (15) through choke valve (22) again, the 3rd generator (18) also has refrigerant vapour passage to be communicated with condenser (15), form back-heating type second-kind absorption-type heat pump.
15. back-heating type second-kind absorption-type heat pumps, in arbitrary back-heating type second-kind absorption-type heat pump claimed in claim 4, increase by the second cryogen liquid pump or choke valve, the 3rd generator, the 4th solution pump and the 4th solution heat exchanger, there is weak solution pipeline to be communicated with the first generator (1) and to be adjusted into the 3rd absorber (5) and to have weak solution pipeline through the 3rd solution pump (10) through the 3rd solution pump (10) and the 3rd solution heat exchanger (13) the 3rd absorber (5), the 3rd solution heat exchanger (13) and the 4th solution heat exchanger (20) are communicated with the 3rd generator (18), the 3rd generator (18) has concentrated solution pipeline to be communicated with the first generator (1) through the 4th solution pump (19) and the 4th solution heat exchanger (20) again, after having refrigerant vapour passage to be communicated with condenser (15) to be adjusted into the first generator (1) to have refrigerant vapour passage to be communicated with the 3rd generator (18) in the first generator (1), the 3rd generator (18) has cryogen liquid pipeline through the second cryogen liquid pump (21), be communicated with evaporimeter (16) or be communicated with condenser (15) through choke valve (22) again, the 3rd generator (18) also has refrigerant vapour passage to be communicated with condenser (15), cancel the second generator (2) and the outside waste heat medium pipeline being communicated with, increase the second choke valve or the 3rd cryogen liquid pump, the first generator (1) set up refrigerant vapour passage and be communicated with the second generator (2) after the second generator (2) have again cryogen liquid pipeline through the second choke valve (23), be communicated with condenser (15) or be communicated with evaporimeter (16) through the 3rd cryogen liquid pump, formation back-heating type second-kind absorption-type heat pump.
16. back-heating type second-kind absorption-type heat pumps, in the arbitrary back-heating type second-kind absorption-type heat pump described in claim 15, increase by the 4th generator, the first generator (1) is had concentrated solution pipeline to be communicated with the second generator (2) through the 3rd solution heat exchanger (13) to be adjusted into the first generator (1) has concentrated solution pipeline to be communicated with the 4th generator (24), the 4th generator (24) has concentrated solution pipeline to be communicated with the second generator (2) through the 3rd solution heat exchanger (13) again, cancel the first generator (1) have refrigerant vapour passage be communicated with the second generator (2) after the second generator (2) have again cryogen liquid pipeline through the second choke valve (23), be communicated with condenser (15) or be communicated with evaporimeter (16) through the 3rd cryogen liquid pump, the 4th generator (24) arrange refrigerant vapour passage be communicated with the second generator (2) after the second generator (2) have again cryogen liquid pipeline through the second choke valve (23), be communicated with condenser (15) or be communicated with evaporimeter (16) through the 3rd cryogen liquid pump, the 4th generator (24) medium pipeline that also has surplus heat is communicated with outside, form back-heating type second-kind absorption-type heat pump.
17. back-heating type second-kind absorption-type heat pumps, in arbitrary back-heating type second-kind absorption-type heat pump claimed in claim 4, increase newly-increased generator, newly-increased absorber, newly-increased solution pump and newly-increased solution heat exchanger, the first generator (1) is had refrigerant vapour passage to be communicated with condenser (15) to be adjusted into the first generator (1) has refrigerant vapour passage to be communicated with newly-increased absorber (B), newly-increased absorber (B) also has weak solution pipeline to be communicated with newly-increased generator (A) through newly-increased solution pump (C) and newly-increased solution heat exchanger (D), newly-increased generator (A) also has concentrated solution pipeline to be communicated with newly-increased absorber (B) through newly-increased solution heat exchanger (D), newly-increased generator (A) also has refrigerant vapour passage to be communicated with condenser (15), newly-increased generator (A) medium pipeline that also has surplus heat is communicated with outside, newly-increased absorber (B) also has cooling medium pipeline to be communicated with outside, form back-heating type second-kind absorption-type heat pump.
18. back-heating type second-kind absorption-type heat pumps, in the arbitrary back-heating type second-kind absorption-type heat pump described in claim 5-16, increase newly-increased generator, newly-increased absorber, newly-increased solution pump and newly-increased solution heat exchanger, the 3rd generator (18) is had refrigerant vapour passage to be communicated with condenser (15) to be adjusted into the 3rd generator (18) has refrigerant vapour passage to be communicated with newly-increased absorber (B), newly-increased absorber (B) also has weak solution pipeline to be communicated with newly-increased generator (A) through newly-increased solution pump (C) and newly-increased solution heat exchanger (D), newly-increased generator (A) also has concentrated solution pipeline to be communicated with newly-increased absorber (B) through newly-increased solution heat exchanger (D), newly-increased generator (A) also has refrigerant vapour passage to be communicated with condenser (15), newly-increased generator (A) medium pipeline that also has surplus heat is communicated with outside, newly-increased absorber (B) also has cooling medium pipeline to be communicated with outside, form back-heating type second-kind absorption-type heat pump.
19. back-heating type second-kind absorption-type heat pumps, in the arbitrary back-heating type second-kind absorption-type heat pump described in claim 18, cancel newly-increased generator (A) and the outside waste heat medium pipeline being communicated with, increase newly-increased choke valve or newly-increased cryogen liquid pump, the first generator (1) set up refrigerant vapour passage and be communicated with newly-increased generator (A) after newly-increased generator (A) have again cryogen liquid pipeline through newly-increased choke valve, to be communicated with condenser (15) or to be communicated with evaporimeter (16) through increasing cryogen liquid pump newly, formation back-heating type second-kind absorption-type heat pump.
20. back-heating type second-kind absorption-type heat pumps, in the arbitrary back-heating type second-kind absorption-type heat pump described in claim 17, increase and increase again condenser and increase again cryogen liquid pump, the first generator (1) is set up refrigerant vapour passage and is increased condenser (E) again and be communicated with, increasing condenser (E) also has cryogen liquid pipeline to be communicated with evaporimeter (16) through increasing cryogen liquid pump (F) again again, increase again condenser (E) and also have cooling medium pipeline to be communicated with outside, form back-heating type second-kind absorption-type heat pump.
21. back-heating type second-kind absorption-type heat pumps, in the arbitrary back-heating type second-kind absorption-type heat pump described in claim 18-19, increase and increase again condenser and increase again cryogen liquid pump, the 3rd generator (18) is set up refrigerant vapour passage and is increased condenser (E) again and be communicated with, increasing condenser (E) also has cryogen liquid pipeline to be communicated with evaporimeter (16) through increasing cryogen liquid pump (F) again again, increase again condenser (E) and also have cooling medium pipeline to be communicated with outside, form back-heating type second-kind absorption-type heat pump.
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