WO2013152464A1 - Système d'absorption-génération à récupération de chaleur à double effet et pompe à chaleur à absorption du troisième type à récupération de chaleur - Google Patents

Système d'absorption-génération à récupération de chaleur à double effet et pompe à chaleur à absorption du troisième type à récupération de chaleur Download PDF

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Publication number
WO2013152464A1
WO2013152464A1 PCT/CN2012/001105 CN2012001105W WO2013152464A1 WO 2013152464 A1 WO2013152464 A1 WO 2013152464A1 CN 2012001105 W CN2012001105 W CN 2012001105W WO 2013152464 A1 WO2013152464 A1 WO 2013152464A1
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WIPO (PCT)
Prior art keywords
generator
solution
absorber
heat exchanger
pump
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Application number
PCT/CN2012/001105
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English (en)
Chinese (zh)
Inventor
李华玉
Original Assignee
Li Huayu
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Publication date
Application filed by Li Huayu filed Critical Li Huayu
Publication of WO2013152464A1 publication Critical patent/WO2013152464A1/fr

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Classifications

    • 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
    • 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
    • F25B15/06—Sorption machines, plants or systems, operating continuously, e.g. absorption type without inert gas the refrigerant being water vapour evaporated from a salt solution, e.g. lithium bromide
    • 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

Definitions

  • the invention belongs to the technical field of low temperature waste heat utilization heat pump.
  • the heating temperature can also make the third type of absorption heat pump have the advantages of adjustable heating parameters, reasonable utilization of waste heat and adaptability to variable working conditions.
  • the temperature difference between the waste heat medium and the cooling medium is large, if the heat load of the waste heat medium is only subjected to a heat recovery process, the temperature difference may not be fully utilized; in this case, the heat load of the waste heat medium should be double-effected.
  • Thermal process - the refrigerant vapor generated by the first heat recovery process is used to further increase the concentration of the solution and release the refrigerant vapor for secondary heat recovery, which can make full use of the heat transfer temperature difference and improve the utilization of waste heat resources. .
  • the main object of the present invention is to provide a double-effect regenerative absorption-generation system and a regenerative third-type absorption heat pump, and the specific contents of the invention are as follows:
  • Double-effect regenerative absorption-generation system mainly consisting of a first generator, a second generator, a first absorber, a second absorber, a third absorber, a steam dividing chamber, a first solution pump, and a second solution a pump, a third solution pump, a solution throttle valve, a first solution heat exchanger, a second solution heat exchanger, and a third solution heat exchanger;
  • the third absorber has a dilute solution line through the third solution pump and
  • the third solution heat exchanger is in communication with the first absorber, the first absorber and the dilute solution line are in communication with the first generator via the first solution heat pump and the first solution heat exchanger, the first generator further having a concentrated solution
  • the pipeline is connected to the second generator via the first solution heat exchanger, and the second generator further has a concentrated solution pipeline connected to the first absorber and the steam distribution chamber through the solution throttle, and the separation chamber has a concentrated solution tube
  • the second solution pump and the second solution heat exchanger are in communication with the second absorb
  • the first generator also has a refrigerant vapor channel and The second generator and the refrigerant vapor passage are in communication with the first absorber, the steam chamber and the refrigerant vapor passage are in communication with the third absorber, and the second absorber and the refrigerant vapor passage are connected to the outside.
  • the first generator also has a driving heat medium pipeline connected to the outside, and the second generator and the waste heat medium pipeline communicate with the outside, the first absorber or the cooling medium pipeline communicates with the outside, and the second absorber has The heated medium line communicates with the outside, and the third absorber and the cooling medium line communicate with the outside to form a double-effect regenerative absorption-generation system.
  • Double-effect regenerative absorption-generation system mainly consisting of a first generator, a second generator, a first absorber, a second absorber, a third absorber, a fourth absorber, a steam dividing chamber, and a first solution a pump, a second solution pump, a third solution pump, a solution throttle valve, a first solution heat exchanger, a second solution heat exchanger, and a third solution heat exchanger;
  • the third absorber has a dilute solution line
  • the third solution pump and the third solution heat exchanger are in communication with the fourth absorber, the fourth absorber and the dilute solution line are in communication with the first absorber, the first absorber and the dilute solution line are passed through the first solution heat pump
  • the first solution heat exchanger is in communication with the first generator, the first generator further has a concentrated solution line connected to the second generator via the first solution heat exchanger, and the second generator has a concentrated solution line through the solution
  • the throttle valve and the first absorber are in communication with the steam dividing chamber, and
  • the regenerative third type absorption heat pump is a double-effect regenerative absorption-generation system according to item 2, wherein the fourth absorber has a cooling medium line connected to the outside to adjust the first absorber to have The cooling medium pipeline communicates with the outside, and the second generator has a concentrated solution pipeline connected to the first throttle and the steam distribution chamber through the solution throttle valve and the second generator has a concentrated solution pipeline through the solution throttle The fourth absorber is in communication with the steam separation chamber to form a double effect heat recovery absorption system.
  • a regenerative third type absorption heat pump in any of the double-effect regenerative absorption-generation systems described in items 1-3, adding a condenser, an evaporator and a throttle valve, the first generator having The refrigerant vapor passage is connected to the outside to determine that the first generator has a refrigerant vapor passage communicating with the condenser, the condenser and the refrigerant liquid pipeline are connected to the evaporator via the throttle valve, and the second absorber has a refrigerant vapor.
  • the passage between the passage and the outside is determined to be that the evaporator has a refrigerant vapor passage communicating with the second absorber, the condenser and the heated medium conduit are connected to the outside, and the evaporator and the waste heat medium conduit are connected to the outside to form a regenerative type.
  • a regenerative third type absorption heat pump wherein in any of the double-effect regenerative absorption-generation systems described in item 1, the third generator, the fourth absorber, the fourth solution pump and the fourth solution are added a heat exchanger, wherein the first absorber has a dilute solution line connected to the first generator through the first solution pump and the first solution heat exchanger to adjust the first absorber to have a dilute solution line through the first solution pump and The fourth solution heat exchanger is in communication with the fourth absorber, and the fourth absorber further has a dilute solution line connected to the first generator via the fourth solution pump and the first solution heat exchanger, and the first generator has a concentrated solution tube
  • the passage of the first solution heat exchanger and the second generator is adjusted to be that the first generator has a concentrated solution pipeline connected to the third generator via the first solution heat exchanger, and the third generator has a concentrated solution pipeline
  • the fourth solution heat exchanger is in communication with the second generator, the third generator further has a refrigerant vapor passage communicating with the fourth absorber, the third generator
  • the regenerative third type absorption heat pump is a third generator, a fifth absorber, a fourth solution pump and a third in the double effect heat recovery absorption system according to item 2-3.
  • a four-solution heat exchanger wherein the first absorber has a dilute solution line connected to the first generator through the first solution pump and the first solution heat exchanger to adjust the first absorber to have a dilute solution line through the first solution pump
  • the fourth solution heat exchanger is in communication with the fifth absorber
  • the fifth absorber and the dilute solution line are connected to the first generator via the fourth solution pump and the first solution heat exchanger
  • the first generator is rich
  • the solution line is connected to the second generator through the first solution heat exchanger to adjust the first generator to have a concentrated solution line connected to the third generator via the first solution heat exchanger
  • the third generator has a concentrated solution tube
  • the fourth solution heat exchanger communicates with the second generator, the third generator further has a refrigerant vapor passage communicating with the fifth absorber, and the third generator also drives the heat
  • a regenerative third type absorption heat pump in any of the regenerative third type absorption heat pumps described in item 4, adding a third generator, a fourth solution heat exchanger and a second throttling a valve, a first solution pump is provided with a dilute solution line connected to the third generator via the fourth solution heat exchanger, and the third generator and the concentrated solution line are connected to the second generator via the fourth solution heat exchanger,
  • the first generator has a refrigerant vapor passage communicating with the condenser to adjust the first generator to have a refrigerant vapor passage communicating with the third generator, and the third generator is further provided with a refrigerant liquid passage through the second throttle valve and condensing
  • the third generator and the refrigerant vapor passage are connected to the condenser to form a regenerative third type absorption heat pump.
  • the regenerative third type absorption heat pump is a third type generator, a fourth solution heat exchanger and a second throttle in any of the regenerative third type absorption heat pumps described in item 4.
  • the first absorber has a dilute solution line connected to the first generator through the first solution pump and the first solution heat exchanger to adjust the first absorber to have a dilute solution line through the first solution pump, the first solution
  • the heat exchanger and the fourth solution heat exchanger are in communication with the first generator, and the first generator has a concentrated solution pipeline connected to the second generator via the first solution heat exchanger to adjust the first generator to have a concentrated solution tube
  • the fourth solution heat exchanger is in communication with the third generator, and the third generator further has a concentrated solution line communicating with the second generator via the first solution heat exchanger, and the first generator has a refrigerant vapor channel and
  • the condenser is connected to be adjusted so that the first generator has a refrigerant vapor passage connected with the third generator, and the third generator has a refrigerant liquid
  • the regenerative third type absorption heat pump is a third type generator, a fourth solution pump, and a fourth solution heat exchanger in any of the regenerative third type absorption heat pumps described in item 4.
  • the first absorber has a dilute solution pipeline connected to the first generator through the first solution pump and the first solution heat exchanger to adjust the first absorber to have a dilute solution pipeline through the first solution
  • the pump and the first solution heat exchanger are in communication with the third generator
  • the third generator further has a concentrated solution line connected to the first generator via the fourth solution pump and the fourth solution heat exchanger, the first generator having The concentrated solution pipeline is connected to the second generator via the first solution heat exchanger to be adjusted to be a first generator having a concentrated solution pipeline connected to the second generator via the fourth solution heat exchanger and the first solution heat exchanger
  • the first generator has a refrigerant vapor passage communicating with the condenser to adjust the first generator to have a refrigerant vapor passage communicating with the third generator, and the third generator is further provided with a
  • a regenerative third type absorption heat pump in any of the regenerative third type absorption heat pumps described in items 5-6, adding a fourth generator, a second throttle valve and a fifth solution
  • the heat exchanger, the fourth solution pump is provided with a dilute solution pipeline connected to the fourth generator via the fifth solution heat exchanger, and the fourth generator and the concentrated solution pipeline are connected to the third generator via the fifth solution heat exchanger.
  • the first generator has a refrigerant vapor passage connected to the condenser and is adjusted to be a first generator having a refrigerant vapor passage connected to the fourth generator, and then the fourth generator has a refrigerant liquid pipeline passing through the second throttle valve In communication with the condenser, the fourth generator also has a refrigerant vapor passage communicating with the condenser to form a regenerative third type absorption heat pump.
  • the regenerative third type absorption heat pump is a fourth type generator, a second throttle valve and a fifth solution added in any of the regenerative third type absorption heat pumps described in items 5-6.
  • a heat exchanger wherein the fourth absorber has a dilute solution line connected to the first generator through the fourth solution pump and the first solution heat exchanger to adjust the fourth absorber to have a dilute solution line through the fourth solution pump, a solution heat exchanger and a fifth solution heat exchanger are in communication with the first generator, and the first generator has a concentrated solution line connected to the third generator via the first solution heat exchanger to adjust the first generator to be rich
  • the solution line is connected to the fourth generator via the fifth solution heat exchanger, and the fourth generator further has a concentrated solution line connected to the third generator via the first solution heat exchanger, and the first generator has a refrigerant vapor
  • the passage is connected to the condenser to be adjusted so that the first generator has a refrigerant vapor passage connected with the fourth generator, and then the fourth generator has
  • the regenerative third type absorption heat pump is a fourth type generator, a second throttle valve, and a fifth solution added to any of the regenerative third type absorption heat pumps described in items 5-6. a heat exchanger and a fifth solution pump, wherein the fourth absorber has a dilute solution line connected to the first generator via the fourth solution pump and the first solution heat exchanger, and the fourth absorber has a dilute solution line
  • the fourth solution pump and the first solution heat exchanger are in communication with the fourth generator, and the fourth generator and the concentrated solution line are connected to the first generator via the fifth solution pump and the fifth solution heat exchanger, which will occur first
  • the concentrated solution pipeline is connected to the third generator via the first solution heat exchanger to be adjusted to be the first generator.
  • the concentrated solution pipeline is connected to the third generator via the fifth solution heat exchanger and the first solution heat exchanger.
  • the first generator has a refrigerant vapor passage connected to the condenser and is adjusted to be a first generator having a refrigerant vapor passage connected to the fourth generator, and then the fourth generator has a refrigerant liquid pipeline passing through the second throttle valve Connected to the condenser, the fourth generator also has a refrigerant vapor channel and cold Communication device, the third form recuperative type absorption heat pump.
  • the regenerative third type absorption heat pump is a driving heat medium pipeline that disconnects the third generator from the outside in any of the regenerative third type absorption heat pumps described in Item 10-12.
  • the third throttle valve is added, the first generator is connected with the refrigerant vapor passage and the third generator is connected, and then the third generator and the refrigerant liquid pipeline are connected to the condenser through the third section to form a regenerative type.
  • the regenerative third type absorption heat pump is added to any of the regenerative third type absorption heat pumps described in items 4-6, adding new generators, adding new absorbers, adding new solution pumps. And adding a solution heat exchanger, connecting the first generator with the refrigerant vapor passage and the condenser to adjust to the first generator having the refrigerant vapor passage communicating with the newly added absorber, adding the absorber and the dilute solution pipeline.
  • the new solution pump and the new solution heat exchanger are connected to the newly added generator, and the new generator and the concentrated solution pipeline are connected to the newly added absorber through the new solution heat exchanger, and the new generator is also cooled.
  • the agent steam passage is connected to the condenser, and the newly added generator also drives the heat medium pipeline to communicate with the outside.
  • the newly added absorber and the heated medium pipeline communicate with the outside to form a regenerative third type absorption heat pump.
  • the regenerative third type absorption heat pump is added to any of the regenerative third type absorption heat pumps described in items 4-6, adding new generators, adding new absorbers, adding new solution pumps.
  • New solution heat exchanger, new condenser and new throttle valve the first generator adds refrigerant vapor channel to connect with the new absorber, new absorber and dilute solution pipeline through new solution pump
  • the new solution heat exchanger is connected with the newly added generator, the new generator and the concentrated solution pipeline are connected to the newly added absorber through the new solution heat exchanger, and the new generator has the refrigerant vapor passage and the new
  • the condenser is connected, the new condenser and the refrigerant liquid pipeline are connected to the condenser or the evaporator through a new throttle valve, and the new generator and the driving heat medium pipeline are connected to the outside, and the absorber is newly added.
  • the newly added condenser also has a medium to be heated and communicated with the outside to form a regenerative third type absorption
  • the regenerative third type absorption heat pump is a new type of regenerative third type absorption heat pump according to item 14, adding a new throttle valve or adding a new refrigerant liquid pump, canceling the second
  • the refrigerant is added to the refrigerant liquid pipeline, and the second absorber is connected with the second absorber through the newly added refrigerant liquid pump, and then the refrigerant vapor passage is connected with the newly added absorber to form a regenerative third type absorption heat pump. .
  • the regenerative third type absorption heat pump is added to any of the regenerative third type absorption heat pumps described in items 7-9, adding new generators, adding new absorbers, adding new solution pumps.
  • New solution heat exchanger, new condenser and new throttle valve, third generator added refrigerant vapor channel to connect with new absorber, new absorber and dilute solution pipeline through new solution pump
  • the new solution heat exchanger is connected with the newly added generator, the new generator and the concentrated solution pipeline are connected to the newly added absorber through the new solution heat exchanger, and the new generator has the refrigerant vapor passage and the new
  • the condenser is connected, the new condenser and the refrigerant liquid pipeline are connected to the condenser or the evaporator through the new throttle valve, and the new generator and the driving heat medium pipeline are connected to the outside.
  • the absorber and the newly added condenser also have a medium to be heated and communicated with the outside to form a regenerative third type absorption heat pump.
  • the regenerative third type absorption heat pump is added to any of the regenerative third type absorption heat pumps described in items 10-13, adding new generators, adding new absorbers, adding new solution pumps.
  • New solution heat exchanger, new condenser and new throttle valve, fourth generator added refrigerant vapor channel to connect with new absorber, new absorber and dilute solution pipeline through new solution pump
  • the new solution heat exchanger is connected with the newly added generator, the new generator and the concentrated solution pipeline are connected to the newly added absorber through the new solution heat exchanger, and the new generator has the refrigerant vapor passage and the new
  • the condenser is connected, the new condenser and the refrigerant liquid pipeline are connected to the condenser or the evaporator through a new throttle valve, and the new generator and the driving heat medium pipeline are connected to the outside, and the absorber is newly added.
  • the newly added condenser also has a medium to be heated and communicated with the outside to form a regenerative third type absorption heat pump
  • the regenerative third type absorption heat pump is a heating medium tube that is connected to the externally connected generator in any of the regenerative third type absorption heat pumps described in items 17-18.
  • the second throttle valve is added, the first generator is connected with the refrigerant vapor passage and the new generator is connected, and the new generator is added, and the refrigerant liquid pipeline is connected with the new condenser through the addition of the second throttle valve. , forming a regenerative third type absorption heat pump.
  • the regenerative third type absorption heat pump is a reheat-increasing-evaporator, re-absorber, and increase in any of the regenerative third-class absorption heat pumps described in items 4-19.
  • a refrigerant liquid pump or a re-increase throttle valve, a re-increasing solution pump, and a re-increasing solution heat exchanger the second absorber having a dilute solution line passing through the second solution heat exchanger and the third solution heat exchanger and the third The absorber is adjusted to be connected to the second absorber with a dilute solution line connected to the re-intensifier via the re-increasing solution pump and the re-increasing solution heat exchanger, and the re-increasing device and the dilute solution line through the re-increasing solution heat exchanger Connected with the re-absorption-evaporator, and then the absorption-evaporator and the dilute solution line are connected
  • the absorption is increased.
  • the evaporator is further connected with the re-intensifier by the refrigerant vapor passage. Or the evaporator adds a refrigerant liquid pipeline through the re-cooling agent liquid pump and re-absorbs - After the evaporator is connected, the absorption is increased again - the evaporator is further connected to the re-absorption device by the refrigerant vapor passage, and the additional absorber and the medium to be heated are connected to the outside to form a regenerative third type absorption heat pump.
  • the regenerative third type absorption heat pump is a regenerative absorption-evaporator, re-absorption device, and addition in any of the regenerative third-class absorption heat pumps described in items 4-19.
  • the evaporator, the additional throttle valve, the re-refrigerant liquid pump or the second throttle valve, the re-increasing solution pump and the re-increasing solution heat exchanger, and the second absorber has a dilute solution line through the second solution
  • the heat exchanger and the third solution heat exchanger are connected to the third absorber to be adjusted to be a second absorber having a dilute solution line connected to the re-intensifier via the re-increasing solution pump and the re-increasing solution heat exchanger, and the re-increasing device
  • the dilute solution pipeline is connected to the re-absorption-evaporator through the re-increasing solution heat exchanger, and then the absorption-evapor
  • the agent liquid pipeline is connected to the evaporator through a re-increase throttle valve, and the evaporator has a refrigerant vapor channel and
  • the two absorbers are connected to each other so that the evaporator has a refrigerant vapor passage communicating with the re-absorption-evaporator, and the evaporator and the refrigerant vapor passage are connected to the second absorber, and the condenser is further provided with a refrigerant liquid pipeline.
  • the second throttle valve is connected to the re-absorption-evaporator and then increased absorption--the evaporator is further connected with the re-intensifier through the refrigerant vapor passage, or the evaporator is provided with a refrigerant liquid pipeline through the re-cooling agent liquid pump and Re-absorption-evaporator communication and then increase absorption--the evaporator and then the refrigerant vapor channel is connected with the re-absorption device, and the additional absorber and the heated medium pipe are connected to the outside, and the evaporator and the residual heat medium are added.
  • the pipeline is connected to the outside to form a regenerative third type absorption heat pump.
  • the refrigerant vapor generated by the second generator 2 is supplied to the first absorber 3, and is dissolved by the third absorber 5.
  • the liquid absorbs and respectively exotherms the solution flowing through the first absorber 3 and the cooling medium to complete the first heat recovery process; the solution flowing through the first absorber 3 absorbs heat and vaporizes and enters the steam separation chamber 6, the second occurrence occurs.
  • a part of the refrigerant vapor generated by the device 2 is transferred to the refrigerant vapor released by the steam dividing chamber 6, and the steam dividing chamber 6 supplies the refrigerant vapor to the third absorber 5, and the solution from the second absorber 4.
  • the heat load for regenerative heat can be adjusted, so that the absorption heat pump can adapt to the temperature change of the cooling medium and realize the full utilization of the waste heat resources.
  • FIG. 1 is a schematic view showing the first structure and flow of a double-effect regenerative absorption-generation system according to the present invention.
  • Figure 2 is a schematic view showing the second structure and flow of the double-effect regenerative absorption-generation system according to the present invention.
  • Fig. 3 is a schematic view showing the first structure and flow of a regenerative third type absorption heat pump according to the present invention.
  • Figure 4 is a schematic view showing the second structure and flow of a regenerative third type absorption heat pump according to the present invention.
  • Figure 5 is a schematic view showing the third structure and flow of a regenerative third type absorption heat pump according to the present invention.
  • Figure 6 is a fourth structural and flow diagram of a regenerative third type absorption heat pump according to the present invention.
  • Figure 7 is a schematic view showing the fifth structure and flow of a regenerative third type absorption heat pump according to the present invention.
  • Fig. 8 is a view showing the sixth structure and flow diagram of a regenerative third type absorption heat pump according to the present invention.
  • Figure 9 is a schematic view showing the seventh structure and flow of a regenerative third type absorption heat pump according to the present invention.
  • Figure 10 is a schematic view showing the eighth structure and flow of a regenerative third type absorption heat pump according to the present invention.
  • Figure 11 is a schematic view showing the structure and flow of the ninth type of the regenerative third type absorption heat pump according to the present invention.
  • Figure 12 is a schematic view showing the tenth structure and flow of a regenerative third type absorption heat pump according to the present invention.
  • Figure 13 is a perspective view showing the eleventh structure and flow of a regenerative third type absorption heat pump according to the present invention.
  • Fig. 14 is a view showing the structure and flow chart of the twelfth type of the regenerative third type absorption heat pump according to the present invention.
  • Figure 15 is a schematic view showing the structure and flow of the thirteenth type of the regenerative third type absorption heat pump according to the present invention.
  • Figure 16 is a schematic view showing the structure and flow of the 14th type of the regenerative third type absorption heat pump according to the present invention.
  • Figure 17 is a schematic view showing the structure and flow of the fifteenth type of the regenerative third type absorption heat pump according to the present invention.
  • Fig. 18 is a view showing the structure and flow chart of the sixteenth type of the regenerative third type absorption heat pump according to the present invention.
  • Fig. 19 is a view showing the structure and flow chart of the seventh type of the regenerative third type absorption heat pump according to the present invention.
  • Figure 20 is a schematic view showing the structure and flow of the 18th type of the regenerative third type absorption heat pump according to the present invention.
  • the first generator 1 structurally, it mainly consists of a first generator, a second generator, a first absorber, a second absorber, a third absorber, a steam dividing chamber, a first solution pump, a second solution pump, a third solution pump , the solution throttle is wide, the first solution heat exchanger, the second solution heat exchanger and the third solution heat exchanger;
  • the third absorber 5 has a dilute solution pipeline through the third solution pump 9 and the third solution heat
  • the exchanger 13 is in communication with the first absorber 3, and the first absorber 3 and the dilute solution line are in communication with the first generator 1 via the first solution heat pump 7 and the first solution heat exchanger 11, the first generator 1 further
  • the concentrated solution line is connected to the second generator 2 via the first solution heat exchanger 11, and the second generator 2 and the concentrated solution line are connected to the steam dividing chamber 6 via the solution throttle valve 10 and the first absorber 3.
  • the steam dividing chamber 6 and the concentrated solution pipeline are connected to the second absorber 4 via the second solution pump 8 and the second solution heat exchanger 12, and the second absorber 4 and the dilute solution pipeline are subjected to the second solution heat exchange.
  • the first solution and the third solution heat exchanger 13 are in communication with the third absorber 5, the first generator 1 and a refrigerant vapor passage communicating with the outside, the second generator 2 and the refrigerant vapor passage communicating with the first absorber 3, the steam split chamber 6 and the refrigerant vapor passage communicating with the third absorber 5, the second
  • the absorber 4 also has a refrigerant vapor passage communicating with the outside
  • the first generator 1 also has a driving heat medium conduit communicating with the outside
  • the second generator 2 and the heat remaining medium conduit are in communication with the outside
  • the third absorber 5 further has a cooling medium line communicating with the outside, and the second absorber 4 and the heated medium line are in communication with the outside.
  • the dilute solution of the third absorber 5 enters the first absorber 3 through the third solution pump 9 and the third solution heat exchanger 13, absorbs the refrigerant vapor and respectively releases the solution flowing through the solution and cools
  • the medium the dilute solution of the first absorber 3 enters the first generator 1 via the first solution pump 7 and the first solution heat exchanger 11, and drives the heat medium to flow through the first generator 1, and the solution heated into it is released and Providing refrigerant vapor externally, the concentrated solution of the first generator 1 enters the second generator 2 through the first solution heat exchanger 11, and the residual heat medium flows through the second generator 2, and the solution heated into the solution is released and is first
  • the absorber 3 supplies the refrigerant vapor, and the concentrated solution of the second generator 2 is throttled and depressurized by the solution throttle valve 10, then flows through the first absorber 3, and the heat absorption portion is vaporized and then enters the steam separation chamber 6, and the steam separation chamber 6
  • the refrigerant vapor is released and supplied to the third absorber 5, and
  • the first generator mainly consists of a first generator, a second generator, a first absorber, a second absorber, a third absorber, a fourth absorber, a steam dividing chamber, a first solution pump, a second solution pump a third solution pump, a solution throttle valve, a first solution heat exchanger, a second solution heat exchanger, and a third solution heat exchanger;
  • the third absorber 5 has a dilute solution line through the third solution pump 9
  • the third solution heat exchanger 13 is in communication with the fourth absorber 14, the fourth absorber 14 and the dilute solution line are in communication with the first absorber 3, the first absorber 3 and the dilute solution line passing through the first solution
  • the heat pump 7 and the first solution heat exchanger 11 are in communication with the first generator 1, and the first generator 1 and the concentrated solution line are in communication with the second generator 2 via the first solution heat exchanger 11, the second generator 2
  • the heat exchanger 13 is in communication with the third absorber 5, the first generator 1 also has a refrigerant vapor passage communicating with the outside, and the second generator 2 also has a refrigerant vapor passage with the first absorber 3 and the fourth absorber, respectively 14 communicating, the steam dividing chamber 6 and the refrigerant vapor passage are in communication with the third absorber 5, the second absorber 4 also has a refrigerant vapor passage communicating with the outside, and the first generator 1 also drives the heat medium pipeline and the outside Connected, the second generator 2 and the residual heat medium pipeline communicate with the outside, the second absorber 4 and the heated medium pipeline communicate with the outside, and the third absorber 5 and the fourth absorber 14 further have cooling medium tubes respectively.
  • the road is connected to the outside.
  • the dilute solution of the third absorber 5 enters the fourth absorber 14 through the third solution pump 9 and the third solution heat exchanger 13, absorbs the refrigerant vapor and radiates heat to the cooling medium, and the fourth absorber 14
  • the solution enters the first absorber 3, absorbs the refrigerant vapor and exotherms the solution flowing therethrough, and the dilute solution of the first absorber 3 enters the first generator via the first solution pump 7 and the first solution heat exchanger 11 1 . driving the heat medium to flow through the first generator 1 and releasing the solution heated therein to release the refrigerant vapor, and the concentrated solution of the first generator 1 enters the second generator 2 via the first solution heat exchanger 11 .
  • the residual heat medium flows through the second generator 2, and the solution heated therein is released and supplies the refrigerant vapor to the first absorber 3 and the fourth absorber 14, respectively, and the concentrated solution of the second generator 2 passes through the solution throttle valve 10 After the throttle is reduced, the flow passes through the first absorber 3, and the heat absorption portion is vaporized and then enters the steam separation chamber 6. The steam distribution chamber 6 is released and supplies the refrigerant vapor to the third absorber 5.
  • the concentrated solution of the steam separation chamber 6 passes through Two solution pump 8 and second solution heat exchanger 12 Into the second absorber 4, absorbing refrigerant vapor from the outside and exothermic to the heated medium, the dilute solution of the second absorber 4 entering the third absorption through the second solution heat exchanger 12 and the third solution heat exchanger 13
  • the device 5 absorbs the refrigerant vapor and exotherms the cooling medium to form a double-effect regenerative absorption-generation system.
  • the regenerative third type absorption heat pump shown in Figure 3 is implemented as follows:
  • the condenser, the evaporator and the throttle valve are added, and the refrigerant flow passage of the first generator 1 is connected to the outside to determine that the first generator 1 is cold.
  • the refrigerant vapor passage is in communication with the condenser 15, the condenser 15 and the refrigerant liquid pipeline are connected to the evaporator 16 via the throttle valve 17, and the second absorber 4 has a refrigerant vapor passage communicating with the outside to determine that the evaporator 16 has
  • the refrigerant vapor passage is in communication with the second absorber 4, and the condenser 15 is further connected to the outside by the heated medium line, and the evaporator 16 and the heat remaining medium line communicate with the outside; the refrigerant vapor generated by the first generator 1 enters
  • the condenser 15 radiates heat to the heated medium to form a refrigerant liquid, and the refrigerant liquid of the condenser 15 is throttled and depressurized into the evaporator 16 through the cold throttle valve 17, and absorbs the residual heat into the refrigerant vapor and flows to the second absorber 4.
  • the regenerative third-type absorption heat pump shown in Figure 4 is realized in this way - in the double-effect regenerative absorption-generation system shown in Figure 2, the addition of the condenser, evaporator and throttle valve will occur first.
  • the refrigerant 1 has a refrigerant vapor passage communicating with the outside to determine that the first generator 1 has a refrigerant vapor passage communicating with the condenser 15, and the condenser 15 and the refrigerant liquid conduit are connected to the evaporator 16 via the throttle valve 17,
  • the second absorber 4 has a refrigerant vapor passage communicating with the outside to determine that the evaporator 16 has a refrigerant vapor passage communicating with the second absorber 4, and the condenser 15 is also connected to the outside by the heated medium conduit, and the evaporator 16 has The residual heat medium pipeline communicates with the outside; the refrigerant vapor generated by the first generator 1 enters the condenser 15 and radiates heat to the heated medium to form a
  • the regenerative third type absorption heat pump shown in Fig. 5 is realized in the same manner as in the regenerative third type absorption heat pump shown in Fig. 4, the fourth absorber 14 has a cooling medium line connected to the outside. Adjusting that the first absorber 3 has a cooling medium pipeline communicating with the outside, and the second generator 2 has a concentrated solution pipeline connected to the first throttle 3 and the steam distribution chamber 6 through the solution throttle valve 10 to be adjusted to a second occurrence.
  • the rich solution line of the device 2 is connected to the steam dividing chamber 6 via the solution throttle valve 10 and the fourth absorber 14 to form a regenerative third type absorption heat pump.
  • the regenerative third type absorption heat pump shown in Figure 6 is realized as follows:
  • the third generator, the fourth absorber, the fourth solution pump and the fourth solution heat exchanger are added, and the first absorber 3 is provided
  • the dilute solution pipeline is connected to the first generator 1 via the first solution pump 7 and the first solution heat exchanger 11 to be adjusted to have a first solution of the dilute solution through the first solution pump 7 and the fourth solution heat exchanger 20 is in communication with the fourth absorber 14, and the fourth absorber 14 is further connected to the first generator 1 via the fourth solution pump 19 and the first solution heat exchanger 11, and the first generator 1 is concentrated.
  • the solution line is connected to the second generator 2 via the first solution heat exchanger 11 to be adjusted to be the first generator 1 having a concentrated solution line connected to the third generator 18 via the first solution heat exchanger 11 and the third generator 18, the concentrated solution line is further connected to the second generator 2 via the fourth solution heat exchanger 20, and the third generator 18 has a refrigerant vapor passage communicating with the fourth absorber 14, and the third generator 18 is also driven.
  • the heat medium pipe communicates with the outside, and the fourth absorber 14 has a heated medium
  • the road is connected to the outside; the condenser, the evaporator and the throttle valve are further added, and the refrigerant flow passage of the first generator 1 is communicated with the outside to determine that the first generator 1 has a refrigerant vapor passage communicating with the condenser 15, and condensing
  • the refrigerant 15 is further connected to the evaporator 16 via the throttle valve 17, and the refrigerant vapor passage of the second absorber 4 is communicated with the outside to determine that the evaporator 16 has the refrigerant vapor passage and the second absorber 4.
  • the condenser 15 is also connected to the outside by the heated medium line, and the evaporator 16 and the residual heat medium line communicate with the outside.
  • the dilute solution of the first absorber 3 enters the fourth absorber 14 through the first solution pump 7 and the fourth solution heat exchanger 20, absorbs the refrigerant vapor and radiates heat to the heated medium, and the fourth absorber 14
  • the dilute solution enters the first generator 1 via the fourth solution pump 19 and the first solution heat exchanger 11, and the concentrated solution of the first generator 1 enters the third generator 18 via the first solution heat exchanger 11 to drive the heat medium.
  • the refrigerant vapor generated by the first generator 1 enters the condenser 15 and radiates heat to the heated medium to form a refrigerant liquid.
  • the refrigerant liquid of the condenser 15 is throttled and depressurized into the evaporator 16 through the cold throttle valve 17, and the residual heat is absorbed.
  • the refrigerant vapor is supplied to the second absorber 4 to form a recuperative third type absorption heat pump.
  • the regenerative third type absorption heat pump shown in Figure 7 is implemented as follows:
  • the third generator, the fourth solution heat exchanger and the second throttle valve are added, and the first solution pump 7 adds a dilute solution pipeline
  • the third solution 18 is further connected to the third generator 18 via the fourth solution heat exchanger 20, and the third generator 18 and the concentrated solution line are connected to the second generator 2 via the fourth solution heat exchanger 20, and the first generator 1 has
  • the refrigerant vapor passage is connected to the condenser 15 to be adjusted so that the first generator 1 has a refrigerant vapor passage communicating with the third generator 18, and then the third generator 18 has a refrigerant liquid pipeline passing through the second throttle valve 21 and condensing
  • the device 15 is in communication, and the third generator 18 and the refrigerant vapor passage are in communication with the condenser 15.
  • the refrigerant vapor generated by the first generator 1 is supplied to the third generator 18 as a driving heat medium, and a part of the diluted solution of the first absorber 3 enters through the first solution pump 7 and the fourth solution heat exchanger 20
  • the refrigerant vapor flowing through the third generator 18 is released into a refrigerant liquid and then throttled into the condenser 15 through the second throttle valve 21 to form a regenerative third type absorption heat pump.
  • the regenerative third type absorption heat pump shown in Figure 8 is implemented as follows:
  • the third generator, the fourth solution heat exchanger and the second throttle valve are added, and the first absorber 3 has a dilute solution tube.
  • the first solution pump 7 and the first solution heat exchanger 11 are connected to the first generator 1 to be adjusted so that the first absorber 3 has a dilute solution line through the first solution pump 7, the first solution heat exchanger 11 and the first
  • the four-solution heat exchanger 20 is in communication with the first generator 1, and the first generator 1 has a concentrated solution line that is heated by the first solution.
  • the converter 11 is connected to the second generator 2 to be adjusted so that the first generator 1 has a concentrated solution line connected to the third generator 18 via the fourth solution heat exchanger 20, and the third generator 18 has a concentrated solution line.
  • the first solution heat exchanger 11 is in communication with the second generator 2, and the first generator 1 has a refrigerant vapor passage communicating with the condenser 15 to adjust the first generator 1 to have a refrigerant vapor passage communicating with the third generator 18.
  • the third generator 18 is further provided with a refrigerant liquid line communicating with the condenser 15 via the second throttle valve 21, and the third generator 18 also has a refrigerant vapor passage communicating with the condenser 15.
  • the refrigerant vapor generated by the first generator 1 is supplied to the third generator 18 to drive the heat medium, and the diluted solution of the first absorber 3 passes through the first solution pump 7, the first solution heat exchanger 11 and the
  • the four solution heat exchanger 20 enters the first generator 1, and the concentrated solution of the first generator 1 enters the third generator 18 via the fourth solution heat exchanger 20, and the refrigerant vapor flows through the third generator 18, and is heated into the same
  • the solution inside releases and supplies refrigerant vapor to the condenser 15, and the concentrated solution of the third generator 18 enters the second generator 2 via the first solution heat exchanger 11, and the refrigerant vapor flowing through the third generator 18 releases heat.
  • a regenerative third type absorption heat pump is formed.
  • the regenerative third type absorption heat pump shown in Figure 9 is implemented as follows:
  • the first absorber 3 having a dilute solution line connected to the first generator 1 via the first solution pump 7 and the first solution heat exchanger 11 to adjust the first absorber 3 to have a dilute solution line through the first solution pump 7 and the first solution heat
  • the exchanger 11 is in communication with the third generator 18, and the third generator 18 is further provided with a concentrated solution line communicating with the first generator 1 via the fourth solution pump 19 and the fourth solution heat exchanger 20, the first generator 1
  • the concentrated solution line is connected to the second generator 2 through the first solution heat exchanger 11 to be adjusted to be the first generator 1 having the concentrated solution line passing through the fourth solution heat exchanger 20 and the first solution heat exchanger 11 and the first
  • the second generator 2 is connected, and the first generator 1 has a refrigerant vapor passage connected to the condenser 15 to be adjusted to be the first generator 1 having the refrigerant vapor passage
  • the refrigerant vapor generated by the first generator 1 is supplied to the third generator 18 to drive the heat medium, and the diluted solution of the first absorber 3 enters the first solution pump 7 and the first solution heat exchanger 11
  • the solution heat exchanger 20 enters the first generator 1, and the concentrated solution of the first generator 1 enters the second generator 2 via the fourth solution heat exchanger 20 and the first solution heat exchanger 11, and flows through the third generator 18.
  • the refrigerant vapor is exothermic into a refrigerant liquid, and then throttled and depressurized into the condenser 15 through the second throttle valve 21 to form a regenerative third type absorption heat pump.
  • the regenerative third type absorption heat pump shown in Figure 10 is implemented as follows:
  • the fourth generator, the second throttle valve and the fifth solution heat exchanger are added, and the fourth solution pump 19 is provided with a dilute solution pipeline.
  • the fifth solution heat exchanger 23 is in communication with the fourth generator 22, and the fourth generator 22 and the concentrated solution line are connected to the third generator 18 via the fifth solution heat exchanger 23, and the first generator 1 has
  • the refrigerant vapor passage is connected to the condenser 15 to be adjusted so that the first generator 1 has a refrigerant vapor passage communicating with the fourth generator 22, and then the fourth generator 22 has a refrigerant liquid pipeline passing through the second throttle valve 21 and condensing
  • the device 15 is in communication, and the fourth generator 22 also has a refrigerant vapor passage communicating with the condenser 15.
  • the refrigerant vapor generated by the first generator 1 is supplied to the fourth generator 22 as a driving heat medium, and a part of the diluted solution of the fourth absorber 14 is introduced through the fourth solution pump 19 and the fifth solution heat exchanger 23
  • the fourth generator 22 the refrigerant vapor flows through the fourth generator 22, the solution heated therein is released and supplies the refrigerant vapor to the condenser 15, and the concentrated solution of the fourth generator 22 passes through the fifth solution heat exchanger 23.
  • the refrigerant vapor flowing through the fourth generator 22 is released into a refrigerant liquid and then throttled into the condenser 15 through the second throttle valve 21 to form a regenerative third type absorption heat pump.
  • the regenerative third type absorption heat pump shown in Figure 11 is realized as follows:
  • the fourth generator, the second throttle valve and the fifth solution heat exchanger are added, and the fourth absorber 14 has a thin solution tube.
  • the fourth solution pump 19 and the first solution heat exchanger 11 communicate with the first generator 1 to adjust the fourth absorber 14 to have a dilute solution line through the fourth solution pump 19, the first solution heat exchanger 11 and the first
  • the five-solution heat exchanger 23 is in communication with the first generator 1, and the concentrated solution line of the first generator 1 is connected to the third generator 18 via the first solution heat exchanger 11 to be adjusted to have a concentrated solution of the first generator 1
  • the pipeline is in communication with the fourth generator 22 via the fifth solution heat exchanger 23, and the fourth generator 22 is further connected to the third generator 18 via the first solution heat exchanger 11 and the first generator.
  • the refrigerant vapor passage is connected to the condenser 15 to be adjusted so that the first generator 1 has a refrigerant vapor passage communicating with the fourth generator 22, and then the fourth generator 22 has a refrigerant liquid pipeline passing through the second throttle valve 21 In communication with the condenser 15, the fourth generator 22 also has a refrigerant vapor passage and condensation 15 communication.
  • the refrigerant vapor generated by the first generator 1 is supplied to the fourth generator 22 to drive the heat medium, and the diluted solution of the fourth absorber 14 passes through the fourth solution pump 19, the first solution heat exchanger 11 and the
  • the five-solution heat exchanger 23 enters the first generator 1
  • the concentrated solution of the first generator 1 enters the fourth generator 22 via the fifth solution heat exchanger 23, and the refrigerant vapor flows through the fourth generator 22, and is heated into the same
  • the solution inside releases and supplies refrigerant vapor to the condenser 15, and the concentrated solution of the fourth generator 22 enters the third generator 18 via the first solution heat exchanger 11, and the refrigerant vapor flowing through the fourth generator 22 releases heat.
  • a regenerative third type absorption heat pump is formed.
  • the regenerative third type absorption heat pump shown in Figure 12 is implemented as follows:
  • the fourth generator, the second throttle valve, the fifth solution heat exchanger and the fifth solution pump are added, and the fourth absorber is added 14 has a dilute solution line connected to the first generator 1 via the fourth solution pump 19 and the first solution heat exchanger 11 to adjust the fourth absorber 14 to have a dilute solution line through the fourth solution pump 19 and the first solution heat
  • the exchanger 11 is in communication with the fourth generator 22, and the fourth generator 22 is further provided with a concentrated solution line communicating with the first generator 1 via the fifth solution pump 24 and the fifth solution heat exchanger 23, the first generator 1
  • the concentrated solution line is connected to the third generator 18 via the first solution heat exchanger 11 to be adjusted to have the first generator 1 having the concentrated solution line passing through the fifth solution heat exchanger 23 and the first solution heat exchanger 11 and the first
  • the third generator 18 is in communication, and the first generator 1 has a refrigerant vapor passage communicating with the condenser 15 to be adjusted to be the first generator 1 having the refrigerant vapor
  • the refrigerant vapor generated by the first generator 1 is supplied to the fourth generator 22 as a driving heat medium, and the diluted solution of the fourth absorber 14 enters the fourth solution pump 19 and the first solution heat exchanger 11
  • the solution heat exchanger 23 enters the first generator 1, and the concentrated solution of the first generator 1 enters the third generator 18 via the fifth solution heat exchanger 23 and the first solution heat exchanger 11, and flows through the fourth generator 22
  • the refrigerant vapor is exothermic into a refrigerant liquid, and then throttled and depressurized into the condenser 15 through the second throttle valve 21 to form a regenerative third type absorption type twist.
  • the regenerative third type absorption heat pump shown in Figure 13 is implemented as follows:
  • the driving heat medium line in which the third generator 18 communicates with the outside is canceled, the third throttle valve is added, and the first generator 1 is provided with a refrigerant vapor passage.
  • the third generator 18 is further provided with a refrigerant liquid line communicating with the condenser 15 via the third throttle valve 25; the refrigerant vapor generated by the first generator 1 is supplied to the third generator, respectively.
  • the first generator 22 and the fourth generator 22 act as a driving heat medium, and the refrigerant vapor flows through the third generator 18, and the solution heated therein is released and supplies the refrigerant vapor to the fourth absorber 14, flowing through the third generator 18. Coolant steam is released into heat After the refrigerant liquid is throttled and depressurized into the condenser 15 through the third throttle valve 25, a regenerative third type absorption heat pump is formed.
  • the regenerative third type absorption heat pump shown in Figure 14 is realized as follows:
  • the cooling medium line connecting the first absorber 3 with the outside is cancelled, and the newly added generator, the newly added absorber, and the newly added solution are added.
  • the first generator 1 has a refrigerant vapor passage connected to the condenser 15 to be adjusted to be the first generator 1 having a refrigerant vapor passage communicating with the newly added absorber B, adding the absorber B
  • the dilute solution pipeline is connected to the newly added generator A via the new solution pump C and the new solution heat exchanger D.
  • the new generator A and the concentrated solution pipeline are added to the new solution heat exchanger D and newly added.
  • the absorber B is connected, the new generator A and the refrigerant vapor passage are connected with the condenser 15, the new generator A and the driving heat medium pipeline are connected to the outside, and the new absorber B and the heated medium pipeline are added. Connected to the outside.
  • the refrigerant vapor generated by the first generator 1 enters the newly added absorber B, and the concentrated solution of the newly added generator A is added to the new absorber B through the newly added solution heat exchanger D, and the refrigerant vapor is absorbed and discharged. Heated on the heated medium, the diluted solution of the new absorber B is added to the new generator A through the new solution pump C and the new solution heat exchanger D, and the heat medium is driven to flow through the new generator A, and heated into the medium. The solution is released and provides refrigerant vapor to the condenser 15 to form a recuperative third type absorption heat pump.
  • the new solution pump C and the new solution heat exchanger D are connected with the newly added generator A, and the newly added generator A and the concentrated solution line are connected to the newly added absorber B via the newly added solution heat exchanger D,
  • the generator A also has a refrigerant vapor passage communicating with the newly added condenser E.
  • the new condenser E and the refrigerant liquid pipeline are connected to the condenser 15 via the newly added throttle F, and the new generator A has a drive.
  • the heat medium pipe is connected to the outside, and the newly added absorber B and the newly added condenser E are also respectively connected to the outside by the heated medium pipe.
  • the refrigerant vapor generated by the first generator 1 is supplied to the condenser 15 and the newly added absorber B, respectively, and the concentrated solution of the newly added generator A is added to the new absorber B through the newly added solution heat exchanger D, The refrigerant vapor is absorbed and radiated to the heated medium, and the diluted solution of the new absorber B is added to the new generator A through the new solution pump C and the new solution heat exchanger D, and the heat medium is driven to flow through the new generator. 8.
  • the solution heated into the solution is released and the refrigerant vapor is supplied to the new condenser E.
  • the refrigerant vapor of the new condenser E is added to the heated medium to form a refrigerant liquid, and the coolant liquid of the condenser E is newly added.
  • the new throttling F-throttle enters the condenser 15 to form a regenerative third-type absorption heat pump.
  • the regenerative third type absorption heat pump shown in Figure 16 is realized as follows:
  • the newly added refrigerant liquid pump is added, the heated medium line in which the second absorber 4 is connected to the outside is canceled, and the evaporator 16 is provided with the refrigerant liquid line.
  • the second absorber 4 has a refrigerant vapor passage communicating with the newly added absorber B; the refrigerant liquid of the evaporator 16 is divided into two paths - the first road The residual heat is absorbed into the refrigerant vapor and supplied to the second absorber 4.
  • the second passage is pressurized by the newly added refrigerant liquid pump G, flows through the second absorber 4, absorbs heat into the refrigerant vapor, and is added to the absorber B. Provided, forming a regenerative third type absorption heat pump.
  • the regenerative third type absorption heat pump shown in Figure 17 is implemented as follows:
  • the new condenser E and the refrigerant liquid pipeline are connected to the condenser 15 via the newly added throttle valve F.
  • the device A also drives the heat medium pipe to communicate with the outside, and the newly added absorber B and the newly added condenser E also have a heated medium pipe to communicate with the outside.
  • part of the refrigerant vapor generated by the third generator 18 enters the newly added absorber B, and the concentrated solution of the newly added generator A enters the new absorber B through the newly added solution heat exchanger D, and absorbs the refrigerant vapor and Exothermic to the heated medium, add the dilute solution of the absorber B to the new generator A through the new solution pump C and the new solution heat exchanger D, drive the heat medium to flow through the new generator 4, and heat it into The solution inside is released and the refrigerant vapor is supplied to the newly added condenser E.
  • the refrigerant vapor of the new condenser E is added to the heated medium to form a refrigerant liquid, and the refrigerant liquid of the new condenser E is newly throttled.
  • the valve F is throttled into the condenser 15 to form a regenerative third type absorption heat pump.
  • the regenerative third type absorption heat pump shown in Figure 18 is realized as follows:
  • the newly added generator A is connected to the externally driven driving heat medium line, and the second added second throttle valve is added, and the first generator 1 is provided with a refrigerant.
  • the generator A is newly added, and the refrigerant liquid pipeline is connected with the newly added condenser E by adding the second section flow width H; the refrigerant vapor generated by the first generator 1 is respectively
  • the third generator 18 and the newly added generator A are provided as driving heat medium, and the refrigerant vapor flows through the newly added generator A, the solution heated into the liquid is released, and the refrigerant vapor is supplied to the newly added condenser E, flowing through The refrigerant vapor of the newly added generator A is released into the refrigerant liquid, and then added to the new condenser E by adding a second throttle valve H to form a regenerative third type absorption heat pump.
  • the regenerative third type absorption heat pump shown in Figure 19 is implemented as follows:
  • the second absorber 4 having a dilute solution line passing through the second solution heat exchanger 12 and the third solution heat exchanger 13 and the third absorber 5, the connection is adjusted to the second absorber 4 has a dilute solution pipeline through the re-increasing solution pump M and the re-increasing solution heat exchanger N is connected with the re-intensifier K, and the re-increasing device K and the dilute solution pipeline are further increased.
  • the solution heat exchanger N is in communication with the re-absorption-evaporator J, and then the absorption-evaporator J and the dilute solution line are passed through the second solution heat exchanger 12 and the third solution heat exchanger 13 and the third absorber 5 Connected, the evaporator 16 adds a refrigerant vapor passage to communicate with the re-absorption-evaporator J, and the evaporator 16 adds a refrigerant liquid pipeline through the re-cooling agent liquid pump L to re-absorption-evaporator J to increase absorption.
  • the evaporator J has a refrigerant vapor passage connected to the re-absorption absorber K, and then sucks up
  • the receiver K also has a heated medium line that communicates with the outside.
  • the dilute solution of the second absorber 4 enters the re-absorber K through the re-increasing solution pump M and the re-increasing solution heat exchanger N, absorbs the refrigerant vapor and radiates heat to the heated medium, and then increases the absorber ⁇
  • the dilute solution passes through the re-increasing solution heat exchanger, enters the re-absorption-evaporator J, absorbs the refrigerant vapor and exotherms the solution flowing through it, and then increases the absorption-evaporator J's dilute solution through the second solution heat.
  • the exchanger 12 and the third solution heat exchanger 13 enter the third absorber 5; the refrigerant vapor of the evaporator 16 is divided into three paths - the first passage absorbs the residual heat into the refrigerant vapor and supplies it to the second absorber 4, the second The road absorbs the residual heat into the refrigerant vapor and supplies it to the re-absorption-evaporator J.
  • the third passage is pressurized by the re-cooling agent liquid pump L, flows through the re-absorption-evaporator J, absorbs the heat into the refrigerant vapor, and
  • the re-absorption absorber K is provided to form a regenerative third type absorption heat pump.
  • the regenerative third type absorption heat pump shown in Figure 20 is implemented as follows:
  • the absorber K also has a dilute solution line connected to the re-absorption-evaporator J via the re-increasing solution heat exchanger N, and then the absorption-evaporator J and the dilute solution line through the second solution heat exchanger 12 and
  • the three-solution heat exchanger 13 is in communication with the third absorber 5, and the refrigerant liquid line of the condenser 15 is connected to the evaporator 16 via the throttle
  • the refrigerant liquid pump L is connected to the re-absorption-evaporator J and then increased in absorption - the evaporator J is further connected to the re-intensifier K by the refrigerant vapor passage.
  • the re-absorption absorber K is also connected to the outside by the heating medium line, and the evaporator 0 and the residual heat medium line are connected to the outside.
  • the dilute solution of the second absorber 4 enters the re-absorber K through the re-increasing solution pump M and the re-increasing solution heat exchanger N, absorbs the refrigerant vapor and radiates heat to the heated medium, and then increases the absorber ⁇
  • the dilute solution passes through the re-increasing solution heat exchanger, enters the re-absorption-evaporator J, absorbs the refrigerant vapor and exotherms the solution flowing through it, and then increases the absorption-evaporator J's dilute solution through the second solution heat.
  • the exchanger 12 and the third solution heat exchanger 13 enter the third absorber 5; the refrigerant liquid of the condenser 15 enters the re-evaporator 0 through the throttle valve 17, and the refrigerant liquid of the evaporator 0 is further divided into two paths - - the first path absorbs residual heat into refrigerant vapor and provides it to the second absorber 4, and the second path is throttled into the evaporator 16 via the re-increase throttle valve P; the refrigerant vapor of the evaporator 16 is split into two paths - first The road absorbs the residual heat into the refrigerant vapor and supplies it to the re-absorption-evaporator J.
  • the second passage is pressurized by the re-refrigerant liquid pump L and then flows through the re-absorption-evaporator, and the heat is absorbed into the refrigerant vapor.
  • the re-absorption absorber K is provided to form a regenerative third type absorption heat pump.
  • Double-effect regenerative absorption-generating system achieving double-effect heat recovery, giving full play to the role of low-temperature driving heat, making full use of heat transfer temperature difference, and improving the thermodynamic perfection of the system.
  • the regenerative third type absorption heat pump, the third absorber or the first absorber completes the cooling, which is beneficial to the third type of absorption heat pump using a small flow cooling medium.
  • the regenerative third type absorption heat pump enriches the type and process of the absorption heat pump, expands and enriches the application range of the absorption heat pump, and has good creativity, novelty and practicability.

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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

L'invention porte sur un système d'absorption-génération à récupération de chaleur à double effet et sur une pompe à chaleur à absorption du troisième type à récupération de chaleur. Le système d'absorption-génération à récupération de chaleur à double effet comprend un premier générateur (1), un deuxième générateur (2), un premier absorbeur (3), un deuxième absorbeur (4), un troisième absorbeur (5), une chambre de distribution de vapeur (6), une pluralité de pompes de solution (7, 8 et 9) et une pluralité d'échangeurs de chaleur de solution (11, 12 et 13). Le premier générateur (1) fournit de la vapeur de fluide frigorigène pour un condenseur (15), le deuxième générateur (2) fournit la vapeur de fluide frigorigène pour le premier absorbeur (3), la chambre de distribution de vapeur (6) fournit la vapeur de fluide frigorigène pour le troisième absorbeur (5), un évaporateur (16) fournit la vapeur de fluide frigorigène pour le deuxième absorbeur (4), le condenseur (15) fournit le liquide de fluide de frigorigène pour l'évaporateur (16) à travers une soupape d'étranglement (17), le deuxième absorbeur (4) et le condenseur (15) fournissent de la chaleur à l'extérieur, le troisième absorbeur (5), ou le troisième absorbeur (5) et le premier absorbeur (3), envoient de la chaleur à basse température à l'extérieur, de telle sorte que la pompe à chaleur à absorption du troisième type à récupération de chaleur ayant un flux de récupération de chaleur à double effet peut ainsi être formée.
PCT/CN2012/001105 2012-04-09 2012-08-17 Système d'absorption-génération à récupération de chaleur à double effet et pompe à chaleur à absorption du troisième type à récupération de chaleur WO2013152464A1 (fr)

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CN102645051B (zh) * 2012-03-27 2014-10-29 李华玉 双效回热吸收-发生系统与回热式第二类吸收式热泵
CN102635971B (zh) * 2012-04-09 2014-06-25 李华玉 双效回热吸收-发生系统与回热式第三类吸收式热泵

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