CN102425878A

CN102425878A - Third type absorption-generation system and regenerative third type absorption heat pump

Info

Publication number: CN102425878A
Application number: CN2011103548372A
Authority: CN
Inventors: 李华玉
Original assignee: Individual
Current assignee: Individual
Priority date: 2011-11-01
Filing date: 2011-11-01
Publication date: 2012-04-25
Anticipated expiration: 2031-11-01
Also published as: CN102425878B

Abstract

The invention provides a third type absorption-generation system and a regenerative third type absorption heat pump, belonging to the technical field of heat pumps. The third type absorption-generation system with a regenerative flow is composed of a first generator, a second generator, a third generator, a first absorber, a second absorber, a third absorber, a first solution pump, a second solution pump, a third solution pump, a first solution heat exchanger, a second solution heat exchanger, a third solution heat exchanger and a fourth solution heat exchanger, wherein a condenser, an evaporator and a throttle valve are additionally arranged; the first generator completes a high-temperature driving generation process of a solution; the second generator and the second absorber complete a regenerative flow; the third generator completes a residual heat driving generation process; the first absorber, the condenser and the second absorber supply heat externally; the evaporator extracts the residual heat; and the third absorber releases heat to a cooling medium to form the regenerative third type absorption heat pump.

Description

The 3rd type of absorption-generation systems and back-heating type the 3rd class absorption heat pump

Technical field:

The invention belongs to low temperature exhaust heat and utilize technical field of heat pumps.

Background technology:

First kind absorption heat pump is a driving force with temperature difference between high temperature driven thermal medium and the heated medium, and its amplitude that promotes waste heat supply temperature is big, and energy-saving benefit is relatively low; Second class absorption heat pump is to be naturally occurring driving force with the temperature difference between residual heat resources and the environment, and its amplitude that promotes waste heat supply temperature is relatively low, and energy-saving benefit was high when residual heat resources were enriched; Two kinds of driving forces are merged use, not only can improve the residual heat resources utilization rate, also can reduce high temperature driven heat in the requirement aspect quantity and the grade two simultaneously.

The temperature difference between the temperature difference and residual heat resources and environment is a technological means as driving force between high temperature driven thermal medium and the heated medium using simultaneously; More to promote waste heat supply temperature be purpose on the highland to realize having the superior performance exponential sum by absorption heat pump; Consider that simultaneously degree of depth utilization drives heat and makes absorption heat pump have variable, rational performance index; Find the 3rd type of generation-absorption system with backheat flow process; Increase corresponding other parts more based on this, obtain serial back-heating type the 3rd class absorption heat pump, will provide raising residual heat resources utilization rate to provide powerful support for.

Summary of the invention:

Main purpose of the present invention provides the 3rd type of absorption-generation systems and back-heating type the 3rd class absorption heat pump, and concrete summary of the invention subitem is set forth as follows:

1. the 3rd type of absorption-generation systems mainly is made up of first generator, second generator, the 3rd generator, first absorber, second absorber, the 3rd absorber, first solution pump, second solution pump, the 3rd solution pump, first solution heat exchanger, second solution heat exchanger, the 3rd solution heat exchanger and the 4th solution heat exchanger; First absorber has the weak solution pipeline to be communicated with second absorber through first solution pump, first solution heat exchanger and second solution heat exchanger; Second absorber also has the weak solution pipeline to be communicated with the 3rd absorber through second solution heat exchanger; The 3rd absorber also has the weak solution pipeline to be communicated with first generator through the 3rd solution pump, the 3rd solution heat exchanger and the 4th solution heat exchanger; First generator also has the concentrated solution pipeline to be communicated with second generator through the 4th solution heat exchanger; Second generator also has the concentrated solution pipeline to be communicated with through the 3rd solution heat exchanger the 3rd generator, and the 3rd generator also has concentrated solution pipeline second solution pump and first solution heat exchanger to be communicated with first absorber, and first generator also has refrigerant vapour passage and external communications; Second generator also has the refrigerant vapour passage to be communicated with second absorber; The 3rd generator also has the refrigerant vapour passage to be communicated with the 3rd absorber, and first absorber also has refrigerant vapour passage and external communications, and first generator and second generator also have the thermal medium pipeline of driving and external communications respectively; The 3rd generator also have surplus heat medium pipeline and external communications; First absorber and second absorber also have heated medium pipeline and external communications respectively, and the 3rd absorber also has cooling medium pipeline and external communications, form the 3rd type of absorption-generation systems.

2. back-heating type the 3rd class absorption heat pump; Be in the 1st described the 3rd type of absorption-generation systems; Increase condenser, evaporimeter and choke valve, having refrigerant vapour passage and external communications to confirm as first generator in first generator has the refrigerant vapour passage to be communicated with condenser, and having refrigerant vapour passage and external communications to confirm as evaporimeter first absorber has the refrigerant vapour passage to be communicated with first absorber; Condenser also has the cryogen liquid pipeline to be communicated with evaporimeter through choke valve; Condenser also has heated medium pipeline and external communications, and evaporimeter also have surplus heat medium pipeline and external communications form back-heating type the 3rd class absorption heat pump.

3. back-heating type the 3rd class absorption heat pump; Be in the 2nd described back-heating type the 3rd class absorption heat pump; Increase the 4th generator, the 4th solution pump, second choke valve and solution choke valve; Having the concentrated solution pipeline to be communicated with the 3rd generator through the 3rd solution heat exchanger in second generator is adjusted into second generator and has the concentrated solution pipeline to distinguish afterwards through the 3rd solution heat exchanger directly to be communicated with the 4th generator through the solution choke valve with the 3rd generator connected sum again; The 4th generator also has the concentrated solution pipeline through converging, be communicated with first absorber through first solution heat exchanger through the concentrated solution pipeline after second solution pump with the 3rd generator after the 4th solution pump; Having the refrigerant vapour passage to be communicated with the 3rd absorber to be adjusted into the 3rd generator to have the refrigerant vapour passage to be communicated with back the 4th generator with the 4th generator in the 3rd generator has the cryogen liquid pipeline to be communicated with the driving thermal medium of the refrigerant vapour of the 3rd generator generation one by one as the 4th generator with the 3rd absorber through second choke valve again; The 4th generator also has the refrigerant vapour passage to be communicated with the 3rd absorber, forms to have back-heating type the 3rd class absorption heat pump that the waste heat economic benefits and social benefits drive flow process.

4. back-heating type the 3rd class absorption heat pump; Be in the 2nd described back-heating type the 3rd class absorption heat pump; Increase the 4th generator, second choke valve and the 5th solution heat exchanger; Having the concentrated solution pipeline to be communicated with the 3rd generator through the 3rd solution heat exchanger in second generator is adjusted into second generator and has concentrated solution pipeline warp the 3rd solution heat exchanger and the 5th solution heat exchanger to be communicated with the 3rd generator; Having the concentrated solution pipeline to be communicated with first absorber through second solution pump and first solution heat exchanger in the 3rd generator is adjusted into the 3rd generator and has concentrated solution pipeline warp the 5th solution heat exchanger to be communicated with the 4th generator; The 4th generator has the concentrated solution pipeline to be communicated with first absorber through second solution pump and first solution heat exchanger again---and the refrigerant vapour of the 3rd generator generation is as the driving thermal medium of the 4th generator; Having the refrigerant vapour passage to be communicated with the 3rd absorber to be adjusted into the 3rd generator to have the refrigerant vapour passage to be communicated with back the 4th generator with the 4th generator in the 3rd generator has the cryogen liquid pipeline to be communicated with the 3rd absorber through second choke valve again; The 4th generator also has the refrigerant vapour passage to be communicated with the 3rd absorber, forms to have back-heating type the 3rd class absorption heat pump that the waste heat economic benefits and social benefits drive flow process.

5. back-heating type the 3rd class absorption heat pump; Be in the 2nd described back-heating type the 3rd class absorption heat pump; Increase the 4th generator, second choke valve, the 4th solution pump and the 5th solution heat exchanger; Having the concentrated solution pipeline to be communicated with the 3rd generator through the 3rd solution heat exchanger in second generator is adjusted into second generator connection of concentrated solution pipeline warp the 3rd solution heat exchanger the 4th generator is arranged; The 4th generator has the concentrated solution pipeline to be communicated with the 3rd generator through the 4th solution pump and the 5th solution heat exchanger again; Having the weak solution pipeline to be communicated with second absorber through first solution pump, first solution heat exchanger and second solution heat exchanger first absorber is adjusted into first absorber and has weak solution pipeline warp first solution pump, first solution heat exchanger, the 5th solution heat exchanger and second solution heat exchanger to be communicated with second absorber; Having the refrigerant vapour passage to be communicated with the 3rd absorber to be adjusted into the 3rd generator to have the refrigerant vapour passage to be communicated with back the 4th generator with the 4th generator in the 3rd generator has the cryogen liquid pipeline to be communicated with the 3rd absorber through second choke valve again---and the refrigerant vapour of the 3rd generator generation is as the driving thermal medium of the 4th generator; The 4th generator also has the refrigerant vapour passage to be communicated with the 3rd absorber, forms to have back-heating type the 3rd class absorption heat pump that the waste heat economic benefits and social benefits drive flow process.

6. back-heating type the 3rd class absorption heat pump; Be in described arbitrary back-heating type the 3rd class absorption heat pump of 2-5 item; Increase newly-increased generator, the newly-increased choke valve of newly-increased solution heat exchanger; The 3rd solution pump is set up the weak solution pipeline and is communicated with newly-increased generator through newly-increased solution heat exchanger; Newly-increased generator also has the concentrated solution pipeline to be communicated with second generator through newly-increased solution heat exchanger; Having the refrigerant vapour passage to be communicated with condenser to be adjusted into first generator to have the refrigerant vapour passage to be communicated with the newly-increased generator in back with newly-increased generator in first generator has the cryogen liquid pipeline to be communicated with condenser through newly-increased choke valve again---and the refrigerant vapour of first generator generation is as the driving thermal medium that increases generator newly; Newly-increased generator also has the refrigerant vapour passage to be communicated with condenser, forms back-heating type the 3rd class absorption heat pump that the high temperature economic benefits and social benefits drive.

7. back-heating type the 3rd class absorption heat pump; Be in described arbitrary back-heating type the 3rd class absorption heat pump of 2-5 item; Increase newly-increased generator, newly-increased solution heat exchanger and newly-increased choke valve; Having the weak solution pipeline to be communicated with first generator through the 3rd solution pump, the 3rd solution heat exchanger and the 4th solution heat exchanger the 3rd absorber is adjusted into the 3rd absorber and has weak solution pipeline warp the 3rd solution pump, the 3rd solution heat exchanger, the 4th solution heat exchanger and newly-increased solution heat exchanger to be communicated with first generator; Having the concentrated solution pipeline to be communicated with second generator through the 4th solution heat exchanger in first generator is adjusted into first generator and has concentrated solution pipeline warp to increase solution heat exchanger newly to be communicated with newly-increased generator; Newly-increased generator has the concentrated solution pipeline to be communicated with second generator through the 4th solution heat exchanger again; Having the refrigerant vapour passage to be communicated with condenser to be adjusted into first generator to have the refrigerant vapour passage to be communicated with the newly-increased generator in back with newly-increased generator in first generator has the cryogen liquid pipeline to be communicated with condenser through newly-increased choke valve again---and the refrigerant vapour of first generator generation is as the driving thermal medium that increases generator newly; Newly-increased generator also has the refrigerant vapour passage to be communicated with condenser, forms back-heating type the 3rd class absorption heat pump that the high temperature economic benefits and social benefits drive.

8. back-heating type the 3rd class absorption heat pump; Be in described arbitrary back-heating type the 3rd class absorption heat pump of 2-5 item; Increase newly-increased generator, newly-increased solution heat exchanger, newly-increased choke valve and newly-increased solution pump; Having the weak solution pipeline to be communicated with first generator through the 3rd solution pump, the 3rd solution heat exchanger and the 4th solution heat exchanger the 3rd absorber is adjusted into the 3rd absorber and has weak solution pipeline warp the 3rd solution pump, the 3rd solution heat exchanger and the 4th solution heat exchanger to be communicated with newly-increased generator; Newly-increased generator has the concentrated solution pipeline to be communicated with first generator through newly-increased solution pump and newly-increased solution heat exchanger again; Having the concentrated solution pipeline to be communicated with second generator through the 4th solution heat exchanger in first generator is adjusted into first generator and has concentrated solution pipeline warp to increase solution heat exchanger newly and the 4th solution heat exchanger is communicated with second generator; Having the refrigerant vapour passage to be communicated with condenser to be adjusted into first generator to have the refrigerant vapour passage to be communicated with the newly-increased generator in back with newly-increased generator in first generator has the cryogen liquid pipeline to be communicated with condenser through newly-increased choke valve again---and the refrigerant vapour of first generator generation is as the driving thermal medium that increases generator newly; Newly-increased generator also has the refrigerant vapour passage to be communicated with condenser, forms back-heating type the 3rd class absorption heat pump that the high temperature economic benefits and social benefits drive.

9. back-heating type the 3rd class absorption heat pump; Be in described arbitrary back-heating type the 3rd class absorption heat pump of 6-8 item; Increase newly-increased second choke valve; Cancel the driving thermal medium pipeline of second generator and external communications; First generator is set up the refrigerant vapour passage and is communicated with back second generator with second generator and has the cryogen liquid pipeline to be communicated with condenser through newly-increased second choke valve again---and first generator provides refrigerant vapour to do it to second generator and drives thermal medium, back-heating type the 3rd class absorption heat pump of formation high temperature economic benefits and social benefits driving.

10. back-heating type the 3rd class absorption heat pump; Be in described arbitrary back-heating type the 3rd class absorption heat pump of 2-5 item; Increase newly-increased cryogen liquid pump or newly-increased choke valve, newly-increased absorption-evaporimeter and newly-increased solution heat exchanger; Having the weak solution pipeline to be communicated with first solution heat exchanger through first solution pump first absorber is adjusted into first absorber and has weak solution pipeline warp to increase solution heat exchanger newly to be communicated with newly-increased absorption-evaporimeter; Newly-increased absorption-evaporimeter has the weak solution pipeline to be communicated with first solution heat exchanger through first solution pump and newly-increased solution heat exchanger again; Evaporimeter had the refrigerant vapour passage to be communicated with first absorber to be adjusted into evaporimeter has the refrigerant vapour passage to be communicated with newly-increased absorption-evaporimeter; Evaporimeter set up the cryogen liquid pipeline through newly-increased cryogen liquid pump with increase absorption-evaporimeter after newly-increased absorptions-evaporimeter is communicated with newly and have refrigerant vapour to be communicated with again or condenser is set up the cryogen liquid pipeline and had refrigerant vapour to be communicated with first absorber again through increasing choke valve newly and increasing absorption-evaporimeter newly after newly-increased absorption-evaporimeter is communicated with, formation back-heating type the 3rd class absorption heat pump with first absorber.

11. back-heating type the 3rd class absorption heat pump; Be in described arbitrary back-heating type the 3rd class absorption heat pump of 2-5 item; Increase newly-increased cryogen liquid pump or newly-increased choke valve, newly-increased absorption-evaporimeter, newly-increased solution heat exchanger and newly-increased solution pump; First solution heat exchanger had the concentrated solution pipeline to be communicated with first absorber to be adjusted into first solution heat exchanger has the concentrated solution pipeline to be communicated with newly-increased absorption-evaporimeter; Newly-increased absorption-evaporimeter has the weak solution pipeline to be communicated with first absorber through newly-increased solution pump and newly-increased solution heat exchanger again; Having the weak solution pipeline to be communicated with first solution heat exchanger through first solution pump first absorber is adjusted into first absorber and has weak solution pipeline warp to increase solution heat exchanger newly and first solution pump is communicated with first solution heat exchanger; Evaporimeter had the refrigerant vapour passage to be communicated with first absorber to be adjusted into evaporimeter has the refrigerant vapour passage to be communicated with newly-increased absorption-evaporimeter; Evaporimeter set up the cryogen liquid pipeline through newly-increased cryogen liquid pump with increase absorption-evaporimeter after newly-increased absorptions-evaporimeter is communicated with newly and have refrigerant vapour to be communicated with again or condenser is set up the cryogen liquid pipeline and had refrigerant vapour to be communicated with first absorber again through increasing choke valve newly and increasing absorption-evaporimeter newly after newly-increased absorption-evaporimeter is communicated with, formation back-heating type the 3rd class absorption heat pump with first absorber.

12. back-heating type the 3rd class absorption heat pump; Be in described arbitrary back-heating type the 3rd class absorption heat pump of 2-5 item; Increase newly-increased generator, newly-increased absorber, newly-increased solution heat exchanger and newly-increased solution pump; First generator had the refrigerant vapour passage to be communicated with condenser to be adjusted into first generator has the refrigerant vapour passage to be communicated with newly-increased absorber, and newly-increased absorber also has the weak solution pipeline to be communicated with newly-increased generator through newly-increased solution pump and newly-increased solution heat exchanger, and newly-increased generator also has concentrated solution pipeline warp to increase solution heat exchanger newly to be communicated with newly-increased absorber; Newly-increased generator also has the refrigerant vapour passage to be communicated with condenser; Newly-increased generator drives thermal medium pipeline and external communications in addition, and newly-increased absorber also has heated medium pipeline and external communications, forms back-heating type the 3rd class absorption heat pump.

13. back-heating type the 3rd class absorption heat pump; Be in the 12nd described arbitrary back-heating type the 3rd class absorption heat pump; Increase newly-increased condenser and newly-increased choke valve, first generator is set up the refrigerant vapour passage and is communicated with newly-increased condenser, and newly-increased condenser also has the cryogen liquid pipeline to be communicated with evaporimeter through newly-increased choke valve; Newly-increased condenser also has heated medium pipeline and external communications, forms back-heating type the 3rd class absorption heat pump; Wherein, also can select have the cryogen liquid pipeline to be communicated with evaporimeter through choke valve condenser is adjusted into condenser and has the cryogen liquid pipeline to be communicated with newly-increased condenser through choke valve.

14. back-heating type the 3rd class absorption heat pump; Be in the 12nd described arbitrary back-heating type the 3rd class absorption heat pump; Increase newly-increased cryogen liquid pump or newly-increased choke valve; Cancel the heated medium pipeline of first absorber and external communications; Cancel the heated medium pipeline of second absorber and external communications; Evaporimeter set up the cryogen liquid pipeline through newly-increased cryogen liquid pump and be communicated with first absorber successively and second absorber after second absorber have the refrigerant vapour passage to be communicated with again with newly-increased absorber or condenser set up the cryogen liquid pipeline through newly-increased choke valve and be communicated with first absorber successively and second absorber afterwards second absorber have the refrigerant vapour passage to be communicated with again with newly-increased absorber, formation back-heating type the 3rd class absorption heat pump.

15. back-heating type the 3rd class absorption heat pump; Be in described arbitrary back-heating type the 3rd class absorption heat pump of 6-8 item; Increase newly-increased condenser and newly-increased second choke valve, first generator is set up the refrigerant vapour passage and is communicated with newly-increased condenser, and newly-increased condenser also has the cryogen liquid pipeline to be communicated with condenser or evaporimeter through newly-increased second choke valve; Newly-increased condenser also has heated medium pipeline and external communications, forms back-heating type the 3rd class absorption heat pump.

16. back-heating type the 3rd class absorption heat pump; Be in described arbitrary back-heating type the 3rd class absorption heat pump of claim 9; Increase newly-increased condenser and newly-increased the 3rd choke valve, first generator is set up the refrigerant vapour passage and is communicated with newly-increased condenser, and newly-increased condenser also has the cryogen liquid pipeline to be communicated with condenser or evaporimeter through newly-increased the 3rd choke valve; Newly-increased condenser also has heated medium pipeline and external communications, forms back-heating type the 3rd class absorption heat pump.

17. back-heating type the 3rd class absorption heat pump; Be in described arbitrary back-heating type the 3rd class absorption heat pump of 6-8 item; Increase newly-increased condenser, newly-increased second choke valve, newly-increased second generator, newly-increased absorber, newly-increased second solution heat exchanger and newly-increased second solution pump; Newly-increased generator is set up the refrigerant vapour passage and is communicated with newly-increased absorber; Newly-increased absorber also has the weak solution pipeline to be communicated with newly-increased second generator through newly-increased second solution pump and newly-increased second solution heat exchanger, and newly-increased second generator also has the concentrated solution pipeline to be communicated with newly-increased absorber through newly-increased second solution heat exchanger, and newly-increased second generator also has the refrigerant vapour passage to be communicated with newly-increased condenser; Newly-increased condenser also has the cryogen liquid pipeline to be communicated with condenser or evaporimeter through newly-increased second choke valve; Newly-increased second generator drives thermal medium pipeline and external communications in addition, and newly-increased absorber and newly-increased condenser also have heated medium pipeline and external communications respectively, forms back-heating type the 3rd class absorption heat pump.

18. back-heating type the 3rd class absorption heat pump; Be in the 9th described arbitrary back-heating type the 3rd class absorption heat pump; Increase newly-increased condenser, newly-increased the 3rd choke valve, newly-increased second generator, newly-increased absorber, newly-increased second solution heat exchanger and newly-increased second solution pump; Newly-increased generator is set up the refrigerant vapour passage and is communicated with newly-increased absorber; Newly-increased absorber also has the weak solution pipeline to be communicated with newly-increased second generator through newly-increased second solution pump and newly-increased second solution heat exchanger, and newly-increased second generator also has the concentrated solution pipeline to be communicated with newly-increased absorber through newly-increased second solution heat exchanger, and newly-increased second generator also has the refrigerant vapour passage to be communicated with newly-increased condenser; Newly-increased condenser also has the cryogen liquid pipeline to be communicated with condenser or evaporimeter through newly-increased the 3rd choke valve; Newly-increased second generator drives thermal medium pipeline and external communications in addition, and newly-increased absorber and newly-increased condenser also have heated medium pipeline and external communications respectively, forms back-heating type the 3rd class absorption heat pump.

19. back-heating type the 3rd class absorption heat pump; Be in the 17th described arbitrary back-heating type the 3rd class absorption heat pump; Increase newly-increased the 3rd choke valve; The driving thermal medium pipeline of newly-increased second generator of cancellation and external communications; First generator is set up the refrigerant vapour passage and is communicated with newly-increased second generator in back with newly-increased second generator and has the cryogen liquid pipeline to be communicated with newly-increased condenser through newly-increased the 3rd choke valve again---and first generator provides the refrigerant vapour work its driving thermal medium to newly-increased second generator, formation back-heating type the 3rd class absorption heat pump.

20. back-heating type the 3rd class absorption heat pump; Be in the 18th described arbitrary back-heating type the 3rd class absorption heat pump; Increase newly-increased the 4th choke valve; The driving thermal medium pipeline of newly-increased second generator of cancellation and external communications; First generator is set up the refrigerant vapour passage and is communicated with newly-increased second generator in back with newly-increased second generator and has the cryogen liquid pipeline to be communicated with newly-increased condenser through newly-increased the 4th choke valve again---and first generator provides the refrigerant vapour work its driving thermal medium to newly-increased second generator, formation back-heating type the 3rd class absorption heat pump.

Description of drawings:

Fig. 1 is according to the 3rd type of absorption-generation systems structure and schematic flow sheet provided by the present invention.

Fig. 2 is according to back-heating type the 3rd class absorption heat pump provided by the present invention the 1st kind of structure and schematic flow sheet.

Fig. 3 is according to back-heating type the 3rd class absorption heat pump provided by the present invention the 2nd kind of structure and schematic flow sheet.

Fig. 4 is according to back-heating type the 3rd class absorption heat pump provided by the present invention the 3rd kind of structure and schematic flow sheet.

Fig. 5 is according to back-heating type the 3rd class absorption heat pump provided by the present invention the 4th kind of structure and schematic flow sheet.

Fig. 6 is according to back-heating type the 3rd class absorption heat pump provided by the present invention the 5th kind of structure and schematic flow sheet.

Fig. 7 is according to back-heating type the 3rd class absorption heat pump provided by the present invention the 6th kind of structure and schematic flow sheet.

Fig. 8 is according to back-heating type the 3rd class absorption heat pump provided by the present invention the 7th kind of structure and schematic flow sheet.

Fig. 9 is according to back-heating type the 3rd class absorption heat pump provided by the present invention the 8th kind of structure and schematic flow sheet.

Figure 10 is according to back-heating type the 3rd class absorption heat pump provided by the present invention the 9th kind of structure and schematic flow sheet.

Figure 11 is according to back-heating type the 3rd class absorption heat pump provided by the present invention the 10th kind of structure and schematic flow sheet.

Figure 12 is according to back-heating type the 3rd class absorption heat pump provided by the present invention the 11st kind of structure and schematic flow sheet.

Figure 13 is according to back-heating type the 3rd class absorption heat pump provided by the present invention the 12nd kind of structure and schematic flow sheet.

Figure 14 is according to back-heating type the 3rd class absorption heat pump provided by the present invention the 13rd kind of structure and schematic flow sheet.

Among the figure, 1-first generator, 2-second generator, 3-the 3rd generator, 4-first absorber; 5-second absorber, 6-the 3rd absorber, 7-first solution pump, 8-second solution pump; 9-the 3rd solution pump, 10-first solution heat exchanger, 11-second solution heat exchanger, 12-the 3rd solution heat exchanger; 13-the 4th solution heat exchanger, 14-condenser, 15-evaporimeter, 16-choke valve; A-increases generator newly, and B-increases solution heat exchanger newly, and C-increases choke valve newly, and D-increases solution pump newly, and E-increases second choke valve newly, and F-increases absorption-evaporimeter newly, and G-increases the cryogen liquid pump newly, and H-increases absorber newly, and I-increases condenser newly.

The specific embodiment:

At first be noted that and in the statement of structure and flow process, do not repeat under the inessential situation; Conspicuous flow process is not explained.Describe the present invention in detail below in conjunction with accompanying drawing and instance.

The 3rd type of absorption-generation systems shown in Figure 1 is achieved in that

1. on the structure, it mainly is made up of first generator, second generator, the 3rd generator, first absorber, second absorber, the 3rd absorber, first solution pump, second solution pump, the 3rd solution pump, first solution heat exchanger, second solution heat exchanger, the 3rd solution heat exchanger and the 4th solution heat exchanger; First absorber 4 has the weak solution pipeline to be communicated with second absorber 5 through first solution pump 7, first solution heat exchanger 10 and second solution heat exchanger 11; Second absorber 5 also has the weak solution pipeline to be communicated with the 3rd absorber 6 through second solution heat exchanger 11; The 3rd absorber 6 also has the weak solution pipeline to be communicated with first generator 1 through the 3rd solution pump 9, the 3rd solution heat exchanger 12 and the 4th solution heat exchanger 13; First generator 1 also has the concentrated solution pipeline to be communicated with second generator 2 through the 4th solution heat exchanger 13; Second generator 2 also has the concentrated solution pipeline to be communicated with through the 3rd solution heat exchanger 12 the 3rd generator 3; The 3rd generator 3 also has concentrated solution pipeline second solution pump 8 and first solution heat exchanger 10 to be communicated with first absorber 4; First generator 1 also has refrigerant vapour passage and external communications; Second generator 2 also has the refrigerant vapour passage to be communicated with second absorber 5, and the 3rd generator 3 also has the refrigerant vapour passage to be communicated with the 3rd absorber 6, and first absorber 4 also has refrigerant vapour passage and external communications; First generator 1 and second generator 2 also have the thermal medium pipeline of driving and external communications respectively; The 3rd generator 3 also have surplus heat medium pipeline and external communications, first absorber 4 and second absorber 5 also have heated medium pipeline and external communications respectively, and the 3rd absorber 6 also has cooling medium pipeline and external communications.

2. on the flow process; From the refrigerant vapour of outside (cryogen liquid absorbs steam or the afterheat steam that waste heat produces) get into first absorber 4, by the concentrated solution from the 3rd generator 3 absorb and heat release in heated medium; The weak solution of first absorber 4 through first solution pump 7, first solution heat exchanger 10 and second solution heat exchanger 11 get into second absorber 5, heat absorption from the refrigerant vapour of second generator 2 and heat release in heated medium; The weak solution of second absorber 5 gets into the 3rd absorber 6, absorbs from the refrigerant vapour of the 3rd generator 3 and heat release in cooling medium through second solution heat exchanger 11; The weak solution of the 3rd absorber 6 gets into first generator 1 through the 3rd solution pump 9, the 3rd solution heat exchanger 12 and the 4th solution heat exchanger 13; Driving heat medium flow gets into solution in it through first generator 1, heating and discharges and refrigerant vapour externally is provided; The concentrated solution of first generator 1 gets into second generator 2 through the 4th solution heat exchanger 13; Driving heat medium flow gets into solution in it through second generator 2, heating and discharges and to second absorber 5 refrigerant vapour is provided; The concentrated solution of second generator 2 gets into the 3rd generator 3 through the 3rd solution heat exchanger 12; The waste heat MEDIA FLOW gets into solution in it through the 3rd generator 3, heating and discharges and to the 3rd absorber 6 refrigerant vapour is provided, and the concentrated solution of the 3rd generator 3 gets into first absorber 4, the 3rd type of absorption-generation systems that formation has the backheat flow process through second solution pump 8 and first solution heat exchanger 10.

Back-heating type the 3rd class absorption heat pump shown in Figure 2 is achieved in that

1. on the structure; In the 3rd type of absorption-generation systems shown in Figure 1; Increase condenser, evaporimeter and choke valve; Having refrigerant vapour passage and external communications to confirm as first generator 1 in first generator 1 has the refrigerant vapour passage to be communicated with condenser 14, and having refrigerant vapour passage and external communications to confirm as evaporimeter 15 first absorber 4 has the refrigerant vapour passage to be communicated with first absorber 4, and condenser 14 also has the cryogen liquid pipeline to be communicated with evaporimeter 15 through choke valve 16; Condenser 14 also has heated medium pipeline and external communications, evaporimeter 15 also have surplus heat medium pipeline and external communications.

2. on the flow process; The refrigerant vapour that first generator 1 produces gets into condenser 14, heat release becomes cryogen liquid behind heated medium; The cryogen liquid of condenser 14 gets into evaporimeter 15 after choke valve 16 throttling step-downs, the absorption waste heat becomes refrigerant vapour and formation back-heating type the 3rd class absorption heat pump is provided to first absorber 4.

Changing an angle sees; First generator 1 is accomplished the high temperature driven generating process of solution, and second generator and second absorber are accomplished the backheat flow process, and the 3rd generator is accomplished the afterheat driven generating process; First absorber, condenser and the external heat supply of second absorber; Evaporimeter extracts waste heat, and the 3rd absorber forms back-heating type the 3rd class absorption heat pump to the cooling medium heat release.

Back-heating type the 3rd class absorption heat pump shown in Figure 3 is achieved in that

1. on the structure; In back-heating type shown in Figure 2 the 3rd class absorption heat pump; Increase the 4th generator, the 4th solution pump, second choke valve and solution choke valve; Having the concentrated solution pipeline to be communicated with the 3rd generator 3 through the 3rd solution heat exchanger 12 in second generator 2 is adjusted into second generator 2 and has the concentrated solution pipeline to distinguish afterwards through the 3rd solution heat exchanger 12 directly to be communicated with the 4th generator 17 through solution choke valve 20 with the 3rd generator 3 connected sums again; The 4th generator 17 also has the concentrated solution pipeline through converging, be communicated with first absorber 4 through first solution heat exchanger 10 with the concentrated solution pipeline of the 3rd generator 3 after second solution pump 8 after the 4th solution pump 18; Having the refrigerant vapour passage to be communicated with the 3rd absorber 6 to be adjusted into the 3rd generator 3 to have the refrigerant vapour passage to be communicated with back the 4th generator 17 with the 4th generator 17 in the 3rd generator 3 has the cryogen liquid pipeline to be communicated with the 3rd absorber 6 through second choke valve 19 again, and the 4th generator 17 refrigerant vapour passage in addition is communicated with the 3rd absorber 6.

2. on the flow process, the concentrated solution of second generator 2 is divided into two-way after the 3rd solution heat exchanger 12---and the first via directly gets into the 3rd generator 3, the second tunnel and gets into the 4th generator 17 through solution choke valve 20 again; The refrigerant vapour that the 3rd generator 3 produces offers the 4th generator 17 and makes to drive thermal medium; Flow through the 4th generator 17, heating of refrigerant vapour gets into solution in it and discharges and to the 3rd absorber 6 refrigerant vapour is provided; The concentrated solution of the 4th generator 17 gets into first absorber 4 through the 4th solution pump 18 and first solution heat exchanger 10; The refrigerant vapour heat release of the 4th generator 17 of flowing through gets into the 3rd absorber 6 through 19 throttlings of second choke valve after becoming cryogen liquid again, forms to have back-heating type the 3rd class absorption heat pump that the waste heat economic benefits and social benefits drive flow process.

Here it is to be noted that solution choke valve 20 is for the pressure of balance the 3rd generator 3 and the 4th generator 17; When increasing the solution pipe resistance that gets into the 4th generator 17 through reducing caliber, solution choke valve 20 can save.

Back-heating type the 3rd class absorption heat pump shown in Figure 4 is achieved in that

1. on the structure; In back-heating type shown in Figure 2 the 3rd class absorption heat pump; Increase the 4th generator, second choke valve and the 5th solution heat exchanger; Having the concentrated solution pipeline to be communicated with the 3rd generator 3 through the 3rd solution heat exchanger 12 in second generator 2 is adjusted into second generator 2 and has concentrated solution pipeline warp the 3rd solution heat exchanger 12 and the 5th solution heat exchanger 21 to be communicated with the 3rd generator 3; Having the concentrated solution pipeline to be communicated with first absorber 4 through second solution pump 8 and first solution heat exchanger 10 in the 3rd generator 3 is adjusted into the 3rd generator 3 and has concentrated solution pipeline warp the 5th solution heat exchanger 21 to be communicated with the 4th generator 17; The 4th generator 17 has the concentrated solution pipeline to be communicated with first absorber 4 through second solution pump 8 and first solution heat exchanger 10 again; Having the refrigerant vapour passage to be communicated with the 3rd absorber 6 to be adjusted into the 3rd generator 3 to have the refrigerant vapour passage to be communicated with back the 4th generator 17 with the 4th generator 17 in the 3rd generator 3 has the cryogen liquid pipeline to be communicated with the 3rd absorber 6 through second choke valve 19 again, and the 4th generator 17 refrigerant vapour passage in addition is communicated with the 3rd absorber 6.

2. on the flow process; The concentrated solution of second generator 2 gets into the 3rd generator 3 through the 3rd solution heat exchanger 12 and the 5th solution heat exchanger 21; The refrigerant vapour that the 3rd generator 3 produces offers the 4th generator 17 and makes to drive thermal medium; The concentrated solution of the 3rd generator 3 gets into the 4th generator 17 through the 5th solution heat exchanger 21; Flow through the 4th generator 17, heating of refrigerant vapour gets into solution in it and discharges and to the 3rd absorber 6 refrigerant vapour is provided; The concentrated solution of the 4th generator 17 gets into first absorber 4 through second solution pump 8 and first solution heat exchanger 10, and the refrigerant vapour heat release of the 4th generator 17 of flowing through gets into the 3rd absorber 6 through 19 throttlings of second choke valve after becoming cryogen liquid again, forms to have back-heating type the 3rd class absorption heat pump that the waste heat economic benefits and social benefits drive flow process.

Back-heating type the 3rd class absorption heat pump shown in Figure 5 is achieved in that

1. on the structure; In back-heating type shown in Figure 2 the 3rd class absorption heat pump; Increase the 4th generator, second choke valve, the 4th solution pump and the 5th solution heat exchanger; Having the concentrated solution pipeline to be communicated with the 3rd generator 3 through the 3rd solution heat exchanger 12 in second generator 2 is adjusted into second generator 2 17 connections of concentrated solution pipeline warp the 3rd solution heat exchanger 12 the 4th generator is arranged; The 4th generator 17 has the concentrated solution pipeline to be communicated with the 3rd generator 3 through the 4th solution pump 18 and the 5th solution heat exchanger 21 again; Having the weak solution pipeline to be communicated with second absorber 5 through first solution pump 7, first solution heat exchanger 10 and second solution heat exchanger 11 first absorber 4 is adjusted into first absorber 4 and has weak solution pipeline warp first solution pump 7, first solution heat exchanger 10, the 5th solution heat exchanger 21 and second solution heat exchanger 11 to be communicated with second absorber 5; Having the refrigerant vapour passage to be communicated with the 3rd absorber 6 to be adjusted into the 3rd generator 3 to have the refrigerant vapour passage to be communicated with back the 4th generator 17 with the 4th generator 17 in the 3rd generator 3 has the cryogen liquid pipeline to be communicated with the 3rd absorber 6 through second choke valve 19 again, and the 4th generator 17 refrigerant vapour passage in addition is communicated with the 3rd absorber 6.

2. on the flow process; The concentrated solution of second generator 2 gets into the 4th generator 17 through the 3rd solution heat exchanger 12; The concentrated solution of the 4th generator 17 gets into the 3rd generator 3 through the 4th solution pump 18 and the 5th solution heat exchanger 21; The refrigerant vapour that the 3rd generator 3 produces offers the 4th generator 17 and makes to drive thermal medium; Flow through the 4th generator 17, heating of refrigerant vapour gets into solution in it and discharges and to the 3rd absorber 6 refrigerant vapour is provided; The refrigerant vapour heat release of the 4th generator 17 of flowing through gets into the 3rd absorber 6 through 19 throttlings of second choke valve after becoming cryogen liquid again; The concentrated solution of the 3rd generator 3 gets into first absorber, 4, the first absorbers 4 through second solution pump 8 and first solution heat exchanger 10 weak solution gets into second absorber 5 through first solution pump 7, first solution heat exchanger 10, the 5th solution heat exchanger 21 and second solution heat exchanger 11, forms back-heating type the 3rd class absorption heat pump that has waste heat economic benefits and social benefits driving flow process.

Back-heating type the 3rd class absorption heat pump shown in Figure 6 is achieved in that

1. on the structure; In back-heating type shown in Figure 2 the 3rd class absorption heat pump; Increase newly-increased generator, the newly-increased choke valve of newly-increased solution heat exchanger; The 3rd solution pump 9 is set up the weak solution pipeline and is communicated with newly-increased generator A through newly-increased solution heat exchanger B; Newly-increased generator A also has the concentrated solution pipeline to be communicated with second generator 2 through newly-increased solution heat exchanger B, first generator 1 is had the refrigerant vapour passage to be communicated with condenser 14 to be adjusted into increase generator A after first generator 1 has the refrigerant vapour passage to be communicated with newly-increased generator A newly and have cryogen liquid pipeline warp to increase choke valve C newly again to be communicated with condenser 14, to increase generator A newly and also have the refrigerant vapour passage to be communicated with condenser 14.

2. on the flow process; The part weak solution of the 3rd absorber 6 gets into newly-increased generator A through the 3rd solution pump 9 with newly-increased solution heat exchange B; The refrigerant vapour that first generator 1 produces offers newly-increased generator A and makes to drive thermal medium; Refrigerant vapour is flowed through and is increased generator A newly, heating gets into its interior solution release and to condenser 14 refrigerant vapour is provided; The concentrated solution of newly-increased generator A gets into second generator 2 through newly-increased solution heat exchanger B, and the refrigerant vapour heat release of the newly-increased generator A that flows through gets into condenser 14 through newly-increased choke valve C throttling after becoming cryogen liquid again, forms back-heating type the 3rd class absorption heat pump that the high temperature economic benefits and social benefits drive.

Back-heating type the 3rd class absorption heat pump shown in Figure 7 is achieved in that

1. on the structure; In back-heating type shown in Figure 2 the 3rd class absorption heat pump; Increase newly-increased generator, newly-increased solution heat exchanger and newly-increased choke valve; Having the weak solution pipeline to be communicated with first generator 1 through the 3rd solution pump 9, the 3rd solution heat exchanger 12 and the 4th solution heat exchanger 13 the 3rd absorber 6 is adjusted into the 3rd absorber 6 and has weak solution pipeline warp the 3rd solution pump 9, the 3rd solution heat exchanger 12, the 4th solution heat exchanger 13 and newly-increased solution heat exchanger B to be communicated with first generator 1; Having the concentrated solution pipeline to be communicated with second generator 2 through the 4th solution heat exchanger 13 in first generator 1 is adjusted into first generator 1 and has concentrated solution pipeline warp to increase solution heat exchanger B newly to be communicated with newly-increased generator A; Newly-increased generator A has the concentrated solution pipeline to be communicated with second generator 2 through the 4th solution heat exchanger 13 again; Having the refrigerant vapour passage to be communicated with condenser 14 to be adjusted into first generator 1 to have the refrigerant vapour passage to be communicated with the newly-increased generator A in back with newly-increased generator A in first generator 1 has the cryogen liquid pipeline to be communicated with condenser 14 through newly-increased choke valve C again, increases generator A newly and also have the refrigerant vapour passage to be communicated with condenser 14.

2. on the flow process; The weak solution of the 3rd absorber 6 gets into first generator 1 through the 3rd solution pump 9, the 3rd solution heat exchanger 12, the 4th solution heat exchanger 13 and newly-increased solution heat exchanger B; The concentrated solution of first generator 1 gets into newly-increased generator A through newly-increased solution heat exchanger B; The refrigerant vapour that first generator 1 produces offers newly-increased generator A and makes to drive thermal medium; Refrigerant vapour is flowed through and is increased generator A newly, heating gets into its interior solution release and to condenser 14 refrigerant vapour is provided; The concentrated solution of newly-increased generator A gets into second generator 2 through the 4th solution heat exchanger 13, and the refrigerant vapour heat release of the newly-increased generator A that flows through gets into condenser 14 through newly-increased choke valve C throttling after becoming cryogen liquid again, forms back-heating type the 3rd class absorption heat pump that the high temperature economic benefits and social benefits drive.

Back-heating type the 3rd class absorption heat pump shown in Figure 8 is achieved in that

1. on the structure; In back-heating type shown in Figure 2 the 3rd class absorption heat pump; Increase newly-increased generator, newly-increased solution heat exchanger, newly-increased choke valve and newly-increased solution pump; Having the weak solution pipeline to be communicated with first generator 1 through the 3rd solution pump 9, the 3rd solution heat exchanger 12 and the 4th solution heat exchanger 13 the 3rd absorber 6 is adjusted into the 3rd absorber 6 and has weak solution pipeline warp the 3rd solution pump 9, the 3rd solution heat exchanger 12 and the 4th solution heat exchanger 13 to be communicated with newly-increased generator A; Newly-increased generator A has the concentrated solution pipeline to be communicated with first generator 1 through newly-increased solution pump D and newly-increased solution heat exchanger B again; Having the concentrated solution pipeline to be communicated with second generator 2 through the 4th solution heat exchanger 13 in first generator 1 is adjusted into first generator 1 and has concentrated solution pipeline warp to increase solution heat exchanger B newly and the 4th solution heat exchanger 13 is communicated with second generator 2; Having the refrigerant vapour passage to be communicated with condenser 14 to be adjusted into first generator 1 to have the refrigerant vapour passage to be communicated with the newly-increased generator A in back with newly-increased generator A in first generator 1 has the cryogen liquid pipeline to be communicated with condenser 14 through newly-increased choke valve C again, increases generator A newly and also have the refrigerant vapour passage to be communicated with condenser 14.

2. on the flow process; The weak solution of the 3rd absorber 6 gets into newly-increased generator A through the 3rd solution pump 9, the 3rd solution heat exchanger 12 and the 4th solution heat exchanger 13; The refrigerant vapour that first generator 1 produces offers newly-increased generator A and makes to drive thermal medium; Refrigerant vapour is flowed through and is increased generator A newly, heating gets into its interior solution release and to condenser 14 refrigerant vapour is provided; The concentrated solution of newly-increased generator A gets into first generator 1 through newly-increased solution pump D and newly-increased solution heat exchanger B; The concentrated solution of first generator 1 gets into second generator 2 through newly-increased solution heat exchanger B and the 4th solution heat exchanger 13, and the refrigerant vapour heat release of the newly-increased generator A that flows through gets into condenser 14 through newly-increased choke valve C throttling after becoming cryogen liquid again, forms back-heating type the 3rd class absorption heat pump that the high temperature economic benefits and social benefits drive.

Back-heating type the 3rd class absorption heat pump shown in Figure 9 is achieved in that

In back-heating type shown in Figure 7 the 3rd class absorption heat pump; Increase newly-increased second choke valve; Cancel the driving thermal medium pipeline of second generator 2 and external communications; First generator 1 is set up the refrigerant vapour passage and is communicated with back second generator 2 with second generator 2 and has the cryogen liquid pipeline to be communicated with condenser 14 through the newly-increased second choke valve E again---and first generator provides refrigerant vapour to do it to second generator and drives thermal medium, back-heating type the 3rd class absorption heat pump of formation high temperature economic benefits and social benefits driving.

Back-heating type the 3rd class absorption heat pump shown in Figure 10 is achieved in that

1. on the structure; In back-heating type shown in Figure 2 the 3rd class absorption heat pump; Increase newly-increased absorption-evaporimeter, newly-increased solution heat exchanger and newly-increased cryogen liquid pump; Having the weak solution pipeline to be communicated with first solution heat exchanger 10 through first solution pump 7 first absorber 4 is adjusted into first absorber 4 and has weak solution pipeline warp to increase solution heat exchanger B newly to be communicated with newly-increased absorption-evaporimeter F; Newly-increased absorption-evaporimeter F has the weak solution pipeline to be communicated with first solution heat exchanger 10 with newly-increased solution heat exchanger B through first solution pump 7 again; Evaporimeter 15 had the refrigerant vapour passage to be communicated with first absorber 4 to be adjusted into evaporimeter 15 has the refrigerant vapour passage to be communicated with newly-increased absorption-evaporimeter F, evaporimeter 15 set up the cryogen liquid pipeline through newly-increased cryogen liquid pump G with increase absorption-evaporimeter F newly after newly-increased absorption-evaporimeter F is communicated with and have refrigerant vapour to be communicated with again with first absorber 4.

2. on the flow process; The concentrated solution of the 3rd generator 3 gets into first absorber 4, absorbs from the refrigerant vapour that increases absorption-evaporimeter F newly and heat release in heated medium through second solution pump 8 and first solution heat exchanger 10; The weak solution of first absorber 4 gets into newly-increased absorptions-evaporimeter F, the refrigerant vapour that absorbs flash-pot 15 and the heat release cryogen liquid in the newly-increased absorptions-evaporimeter F that flows through through newly-increased solution heat exchanger B, the weak solution warp of newly-increased absorptions-evaporimeter F first solution pump 7, increases solution heat exchanger B, first solution heat exchanger 10 and second solution heat exchanger, 11 entering, second absorber 5 newly; The cryogen liquid of evaporimeter 15 is divided into two-way---and first via absorption waste heat becomes refrigerant vapour and provides to newly-increased absorption-evaporimeter F; The second the tunnel flows through after newly-increased cryogen liquid pump G pressurization again increases absorption-evaporimeter F newly, absorbs heat into refrigerant vapour and formation back-heating type the 3rd class absorption heat pump is provided to first absorber 4.

Back-heating type the 3rd class absorption heat pump shown in Figure 11 is achieved in that

1. on the structure; In back-heating type shown in Figure 2 the 3rd class absorption heat pump; Increase newly-increased absorption-evaporimeter, newly-increased choke valve, newly-increased solution heat exchanger and newly-increased solution pump; First solution heat exchanger 10 had the concentrated solution pipeline to be communicated with first absorber 4 to be adjusted into first solution heat exchanger 10 has the concentrated solution pipeline to be communicated with newly-increased absorption-evaporimeter F; Newly-increased absorption-evaporimeter F has the weak solution pipeline to be communicated with first absorber 4 through newly-increased solution pump D and newly-increased solution heat exchanger B again; Having the weak solution pipeline to be communicated with first solution heat exchanger 10 through first solution pump 7 first absorber 4 is adjusted into first absorber 4 and has weak solution pipeline warp to increase solution heat exchanger B newly and first solution pump 7 is communicated with first solution heat exchanger 10; Evaporimeter 15 had the refrigerant vapour passage to be communicated with first absorber 4 to be adjusted into evaporimeter 15 has the refrigerant vapour passage to be communicated with newly-increased absorption-evaporimeter F, condenser 14 set up the cryogen liquid pipeline through newly-increased choke valve C with increase absorption-evaporimeter F newly after newly-increased absorption-evaporimeter F is communicated with and have refrigerant vapour to be communicated with again with first absorber 4.

2. on the flow process; The concentrated solution of the 3rd generator 3 gets into newly-increased absorption-evaporimeter F, the refrigerant vapour that absorbs flash-pot 15 and the heat release cryogen liquid in the newly-increased absorption-evaporimeter F that flows through after second solution pump 8 and first solution heat exchanger 10; The weak solution of newly-increased absorptions-evaporimeter F gets into first absorber 4, absorbs from the refrigerant vapour of newly-increased absorptions-evaporimeter F and heat release in heated medium through newly-increased solution pump D and newly-increased solution heat exchanger B, and the weak solution of first absorber 4 is through increasing solution heat exchanger B, first solution pump 7, first solution heat exchanger 10 and second solution heat exchanger, 11 entering, second absorber 5 newly; The cryogen liquid of condenser 14 is divided into two-way---and the first via gets into evaporimeter 15, absorbs waste heat and become refrigerant vapour and provide to newly-increased absorption-evaporimeter F through choke valve 16 throttlings; The second the tunnel flows through after increasing choke valve C throttling newly again increases absorption-evaporimeter F newly, absorb heat into refrigerant vapour and formation back-heating type the 3rd class absorption heat pump is provided to first absorber 4.

Back-heating type the 3rd class absorption heat pump shown in Figure 12 is achieved in that

1. on the structure; In back-heating type shown in Figure 2 the 3rd class absorption heat pump; Increase newly-increased generator, newly-increased absorber, newly-increased solution heat exchanger and newly-increased solution pump; First generator 1 had the refrigerant vapour passage to be communicated with condenser 14 to be adjusted into first generator 1 has the refrigerant vapour passage to be communicated with newly-increased absorber H; Newly-increased absorber H also has the weak solution pipeline to be communicated with newly-increased generator A through newly-increased solution pump D and newly-increased solution heat exchanger B, and newly-increased generator A also has the concentrated solution pipeline to be communicated with newly-increased absorber H through newly-increased solution heat exchanger B, and newly-increased generator A also has the refrigerant vapour passage to be communicated with condenser 14; Newly-increased generator A drives thermal medium pipeline and external communications in addition, and newly-increased absorber H also has heated medium pipeline and external communications.

2. on the flow process; The weak solution of newly-increased absorber H gets into newly-increased generator A through newly-increased solution pump D and newly-increased solution heat exchanger B; The newly-increased generator A of driving heat medium flow warp, heating get into its interior solution release and to condenser 14 refrigerant vapour are provided; The concentrated solution of newly-increased generator A gets into newly-increased absorber H, absorbs from the refrigerant vapour of first generator 1 and heat release in heated medium through newly-increased solution heat exchanger B, forms back-heating type the 3rd class absorption heat pump.

Back-heating type the 3rd class absorption heat pump shown in Figure 13 is achieved in that

In the 3rd type of sorption type heat pump of back-heating type shown in Figure 12; Increase newly-increased condenser and newly-increased choke valve; First generator 1 is set up the refrigerant vapour passage and is communicated with newly-increased condenser I; Newly-increased condenser I also has the cryogen liquid pipeline to be communicated with evaporimeter 15 through newly-increased choke valve C; Have the cryogen liquid pipeline to be communicated with evaporimeter 15 through choke valve 16 condenser 14 and be adjusted into condenser 14 and have the cryogen liquid pipeline to be communicated with newly-increased condenser I through choke valve 16, newly-increased condenser I also has heated medium pipeline and external communications; The refrigerant vapour that first generator 1 produces provides to newly-increased condenser I and newly-increased absorber H respectively; The cryogen liquid of condenser 14 gets into newly-increased condenser I through choke valve 16 throttlings; The refrigerant vapour heat release of newly-increased condenser I becomes cryogen liquid in heated medium; The cryogen liquid of newly-increased condenser I gets into evaporimeter 15 through newly-increased choke valve C throttling, forms back-heating type the 3rd class absorption heat pump.

Back-heating type the 3rd class absorption heat pump shown in Figure 14 is achieved in that

In the 3rd type of sorption type heat pump of back-heating type shown in Figure 12; Increase newly-increased cryogen liquid pump; Cancel the heated medium pipeline of first absorber 4 and external communications; Cancel the heated medium pipeline of second absorber 5 and external communications, evaporimeter 15 is set up cryogen liquid pipeline second absorber 5 after newly-increased cryogen liquid pump G also is communicated with first absorber 4 and second absorber 5 successively has the refrigerant vapour passage to be communicated with newly-increased absorber H again; The cryogen liquid of evaporimeter 15 is divided into two-way---and first via absorption waste heat becomes refrigerant vapour and provides to first absorber 4; The second the tunnel absorbs heat into refrigerant vapour with second absorber 5 of flowing through again and formation back-heating type the 3rd class absorption heat pump is provided to newly-increased absorber H through newly-increased cryogen liquid pump G pressurization, first absorber, 4 heat absorbing parts of flowing through vaporization successively.

The effect that technology of the present invention can realize---the 3rd type of absorption-generation systems proposed by the invention and back-heating type the 3rd class absorption heat pump have following effect and advantage:

(1) the 3rd type of absorption-generation systems that proposes;---temperature difference between the temperature difference between high temperature driven thermal medium and the heated medium and waste heat medium and the cooling medium---is used for same absorption-generation systems simultaneously with two kinds of driving forces; And has the backheat flow process, for the generation of back-heating type the 3rd class absorption heat pump provides the foundation.

(2) back-heating type the 3rd class absorption heat pump that proposes embodies the high and excellent double grading of the second class absorption heat pump performance index of first kind absorption heat pump heat supply temperature, can improve the residual heat resources utilization rate.

(3) back-heating type the 3rd class absorption heat pump that proposes, backheat load scalable, when heated medium temperature range broad, this series back-heating type the 3rd class absorption heat pump has variable and rational performance index.

(4) back-heating type the 3rd class absorption heat pump that proposes, second generator of realizing backheat can adopt than first generator driving thermal medium of low temperature more, help making full use of the driving thermal medium of different grades, also can realize driving the degree of depth utilization of heat.

(5) back-heating type the 3rd class absorption heat pump that proposes has further enriched absorption heat pump kind and flow process, can realize the mutual coupling between heat pump heat supply and the user's request better; Can realize that the further lifting or the degree of depth of waste heat supply temperature utilize residual heat resources, enlarge the temperature operation interval of absorption heat pump, expand and enriched the range of application of absorption heat pump; Have good creativeness, novelty and practicality.

Claims

1. the 3rd type of absorption-generation systems mainly is made up of first generator, second generator, the 3rd generator, first absorber, second absorber, the 3rd absorber, first solution pump, second solution pump, the 3rd solution pump, first solution heat exchanger, second solution heat exchanger, the 3rd solution heat exchanger and the 4th solution heat exchanger; First absorber (4) has the weak solution pipeline to be communicated with second absorber (5) through first solution pump (7), first solution heat exchanger (10) and second solution heat exchanger (11); Second absorber (5) also has the weak solution pipeline to be communicated with the 3rd absorber (6) through second solution heat exchanger (11); The 3rd absorber (6) also has the weak solution pipeline to be communicated with first generator (1) through the 3rd solution pump (9), the 3rd solution heat exchanger (12) and the 4th solution heat exchanger (13); First generator (1) also has the concentrated solution pipeline to be communicated with second generator (2) through the 4th solution heat exchanger (13); Second generator (2) also has the concentrated solution pipeline to be communicated with through the 3rd solution heat exchanger (12) the 3rd generator (3); The 3rd generator (3) also has concentrated solution pipeline second solution pump (8) and first solution heat exchanger (10) to be communicated with first absorber (4); First generator (1) also has refrigerant vapour passage and external communications; Second generator (2) also has the refrigerant vapour passage to be communicated with second absorber (5); The 3rd generator (3) also has the refrigerant vapour passage to be communicated with the 3rd absorber (6), and first absorber (4) also has refrigerant vapour passage and external communications, and first generator (1) and second generator (2) also have the thermal medium pipeline of driving and external communications respectively; The 3rd generator (3) also have surplus heat medium pipeline and external communications; First absorber (4) and second absorber (5) also have heated medium pipeline and external communications respectively, and the 3rd absorber (6) also has cooling medium pipeline and external communications, forms the 3rd type of absorption-generation systems.

2. back-heating type the 3rd class absorption heat pump; Be in described the 3rd type of absorption-generation systems of claim 1; Increase condenser, evaporimeter and choke valve; Having refrigerant vapour passage and external communications to confirm as first generator (1) in first generator (1) has the refrigerant vapour passage to be communicated with condenser (14); Having refrigerant vapour passage and external communications to confirm as evaporimeter (15) first absorber (4) has the refrigerant vapour passage to be communicated with first absorber (4), and condenser (14) also has the cryogen liquid pipeline to be communicated with evaporimeter (15) through choke valve (16), and condenser (14) also has heated medium pipeline and external communications; Evaporimeter (15) also have surplus heat medium pipeline and external communications form back-heating type the 3rd class absorption heat pump.

3. back-heating type the 3rd class absorption heat pump; Be in described back-heating type the 3rd class absorption heat pump of claim 2; Increase the 4th generator, the 4th solution pump, second choke valve and solution choke valve; Having the concentrated solution pipeline to be communicated with the 3rd generator (3) through the 3rd solution heat exchanger (12) in second generator (2) is adjusted into second generator (2) and has concentrated solution pipeline warp the 3rd solution heat exchanger (12) directly to be communicated with the 4th generator (17) through solution choke valve (20) with the 3rd generator (3) connected sum respectively afterwards again; The 4th generator (17) also has the concentrated solution pipeline to converge, be communicated with first absorber (4) through first solution heat exchanger (10) through second solution pump (8) concentrated solution pipeline afterwards with the 3rd generator (3) afterwards through the 4th solution pump (18); Having the refrigerant vapour passage to be communicated with the 3rd absorber (6) to be adjusted into the 3rd generator (3) to have the refrigerant vapour passage to be communicated with back the 4th generator (17) with the 4th generator (17) in the 3rd generator (3) has the cryogen liquid pipeline to be communicated with the 3rd absorber (6) through second choke valve (19) again---and the refrigerant vapour of the 3rd generator generation is as the driving thermal medium of the 4th generator; The 4th generator (17) also has the refrigerant vapour passage to be communicated with the 3rd absorber (6), forms to have back-heating type the 3rd class absorption heat pump that the waste heat economic benefits and social benefits drive flow process.

4. back-heating type the 3rd class absorption heat pump; Be in described back-heating type the 3rd class absorption heat pump of claim 2; Increase the 4th generator, second choke valve and the 5th solution heat exchanger; Having the concentrated solution pipeline to be communicated with the 3rd generator (3) through the 3rd solution heat exchanger (12) in second generator (2) is adjusted into second generator (2) and has concentrated solution pipeline warp the 3rd solution heat exchanger (12) and the 5th solution heat exchanger (21) to be communicated with the 3rd generator (3); Having the concentrated solution pipeline to be communicated with first absorber (4) through second solution pump (8) and first solution heat exchanger (10) in the 3rd generator (3) is adjusted into the 3rd generator (3) and has concentrated solution pipeline warp the 5th solution heat exchanger (21) to be communicated with the 4th generator (17); The 4th generator (17) has the concentrated solution pipeline to be communicated with first absorber (4) through second solution pump (8) and first solution heat exchanger (10) again---and the refrigerant vapour of the 3rd generator generation is as the driving thermal medium of the 4th generator; Having the refrigerant vapour passage to be communicated with the 3rd absorber (6) to be adjusted into the 3rd generator (3) to have the refrigerant vapour passage to be communicated with back the 4th generator (17) with the 4th generator (17) in the 3rd generator (3) has the cryogen liquid pipeline to be communicated with the 3rd absorber (6) through second choke valve (19) again; The 4th generator (17) also has the refrigerant vapour passage to be communicated with the 3rd absorber (6), forms to have back-heating type the 3rd class absorption heat pump that the waste heat economic benefits and social benefits drive flow process.

5. back-heating type the 3rd class absorption heat pump; Be in described back-heating type the 3rd class absorption heat pump of claim 2; Increase the 4th generator, second choke valve, the 4th solution pump and the 5th solution heat exchanger; Having the concentrated solution pipeline to be communicated with the 3rd generator (3) through the 3rd solution heat exchanger (12) in second generator (2) is adjusted into second generator (2) concentrated solution pipeline warp the 3rd solution heat exchanger (12) the 4th generator (17) connection is arranged; The 4th generator (17) has the concentrated solution pipeline to be communicated with the 3rd generator (3) through the 4th solution pump (18) and the 5th solution heat exchanger (21) again; Having the weak solution pipeline to be communicated with second absorber (5) through first solution pump (7), first solution heat exchanger (10) and second solution heat exchanger (11) first absorber (4) is adjusted into first absorber (4) and has weak solution pipeline warp first solution pump (7), first solution heat exchanger (10), the 5th solution heat exchanger (21) and second solution heat exchanger (11) to be communicated with second absorber (5); Having the refrigerant vapour passage to be communicated with the 3rd absorber (6) to be adjusted into the 3rd generator (3) to have the refrigerant vapour passage to be communicated with back the 4th generator (17) with the 4th generator (17) in the 3rd generator (3) has the cryogen liquid pipeline to be communicated with the 3rd absorber (6) through second choke valve (19) again---and the refrigerant vapour of the 3rd generator generation is as the driving thermal medium of the 4th generator; The 4th generator (17) also has the refrigerant vapour passage to be communicated with the 3rd absorber (6), forms to have back-heating type the 3rd class absorption heat pump that the waste heat economic benefits and social benefits drive flow process.

6. back-heating type the 3rd class absorption heat pump; Be in described arbitrary back-heating type the 3rd class absorption heat pump of claim 2-5; Increase newly-increased generator, the newly-increased choke valve of newly-increased solution heat exchanger; The 3rd solution pump (9) is set up the weak solution pipeline and is communicated with newly-increased generator (A) through newly-increased solution heat exchanger (B); Newly-increased generator (A) also has the concentrated solution pipeline to be communicated with second generator (2) through newly-increased solution heat exchanger (B); Having the refrigerant vapour passage to be communicated with condenser (14) to be adjusted into first generator (1) to have the refrigerant vapour passage to be communicated with the newly-increased generator (A) in back with newly-increased generator (A) in first generator (1) has the cryogen liquid pipeline to be communicated with condenser (14) through newly-increased choke valve (C) again---and the refrigerant vapour of first generator generation is as the driving thermal medium that increases generator newly; Newly-increased generator (A) also has the refrigerant vapour passage to be communicated with condenser (14), forms back-heating type the 3rd class absorption heat pump that the high temperature economic benefits and social benefits drive.

7. back-heating type the 3rd class absorption heat pump; Be in described arbitrary back-heating type the 3rd class absorption heat pump of claim 2-5; Increase newly-increased generator, newly-increased solution heat exchanger and newly-increased choke valve; Having the weak solution pipeline to be communicated with first generator (1) through the 3rd solution pump (9), the 3rd solution heat exchanger (12) and the 4th solution heat exchanger (13) the 3rd absorber (6) is adjusted into the 3rd absorber (6) and has weak solution pipeline warp the 3rd solution pump (9), the 3rd solution heat exchanger (12), the 4th solution heat exchanger (13) and newly-increased solution heat exchanger (B) to be communicated with first generator (1); Having the concentrated solution pipeline to be communicated with second generator (2) through the 4th solution heat exchanger (13) in first generator (1) is adjusted into first generator (1) and has concentrated solution pipeline warp to increase solution heat exchanger (B) newly to be communicated with newly-increased generator (A); Newly-increased generator (A) has the concentrated solution pipeline to be communicated with second generator (2) through the 4th solution heat exchanger (13) again; Having the refrigerant vapour passage to be communicated with condenser (14) to be adjusted into first generator (1) to have the refrigerant vapour passage to be communicated with the newly-increased generator (A) in back with newly-increased generator (A) in first generator (1) has the cryogen liquid pipeline to be communicated with condenser (14) through newly-increased choke valve (C) again---and the refrigerant vapour of first generator generation is as the driving thermal medium that increases generator newly; Newly-increased generator (A) also has the refrigerant vapour passage to be communicated with condenser (14), forms back-heating type the 3rd class absorption heat pump that the high temperature economic benefits and social benefits drive.

8. back-heating type the 3rd class absorption heat pump; Be in described arbitrary back-heating type the 3rd class absorption heat pump of claim 2-5; Increase newly-increased generator, newly-increased solution heat exchanger, newly-increased choke valve and newly-increased solution pump; Having the weak solution pipeline to be communicated with first generator (1) through the 3rd solution pump (9), the 3rd solution heat exchanger (12) and the 4th solution heat exchanger (13) the 3rd absorber (6) is adjusted into the 3rd absorber (6) and has weak solution pipeline warp the 3rd solution pump (9), the 3rd solution heat exchanger (12) and the 4th solution heat exchanger (13) to be communicated with newly-increased generator (A); Newly-increased generator (A) has the concentrated solution pipeline to be communicated with first generator (1) through newly-increased solution pump (D) and newly-increased solution heat exchanger (B) again; Having the concentrated solution pipeline to be communicated with second generator (2) through the 4th solution heat exchanger (13) in first generator (1) is adjusted into first generator (1) and has concentrated solution pipeline warp to increase solution heat exchanger (B) newly and the 4th solution heat exchanger (13) is communicated with second generator (2); Having the refrigerant vapour passage to be communicated with condenser (14) to be adjusted into first generator (1) to have the refrigerant vapour passage to be communicated with the newly-increased generator (A) in back with newly-increased generator (A) in first generator (1) has the cryogen liquid pipeline to be communicated with condenser (14) through newly-increased choke valve (C) again---and the refrigerant vapour of first generator generation is as the driving thermal medium that increases generator newly; Newly-increased generator (A) also has the refrigerant vapour passage to be communicated with condenser (14), forms back-heating type the 3rd class absorption heat pump that the high temperature economic benefits and social benefits drive.

9. back-heating type the 3rd class absorption heat pump; Be in described arbitrary back-heating type the 3rd class absorption heat pump of claim 6-8; Increase newly-increased second choke valve; Cancel the driving thermal medium pipeline of second generator (2) and external communications; First generator (1) is set up the refrigerant vapour passage and is communicated with back second generator (2) with second generator (2) and has the cryogen liquid pipeline to be communicated with condenser (14) through newly-increased second choke valve (E) again---and first generator provides refrigerant vapour to do it to second generator and drives thermal medium, back-heating type the 3rd class absorption heat pump of formation high temperature economic benefits and social benefits driving.

10. back-heating type the 3rd class absorption heat pump; Be in described arbitrary back-heating type the 3rd class absorption heat pump of claim 2-5; Increase newly-increased cryogen liquid pump or newly-increased choke valve, newly-increased absorption-evaporimeter and newly-increased solution heat exchanger; Having the weak solution pipeline to be communicated with first solution heat exchanger (10) through first solution pump (7) first absorber (4) is adjusted into first absorber (4) and has weak solution pipeline warp to increase solution heat exchanger (B) newly to be communicated with newly-increased absorption-evaporimeter (F); Newly-increased absorption-evaporimeter (F) has the weak solution pipeline to be communicated with first solution heat exchanger (10) through first solution pump (7) and newly-increased solution heat exchanger (B) again; Evaporimeter (15) had the refrigerant vapour passage to be communicated with first absorber (4) to be adjusted into evaporimeter (15) has the refrigerant vapour passage to be communicated with newly-increased absorption-evaporimeter (F); Evaporimeter (15) set up the cryogen liquid pipeline through newly-increased cryogen liquid pump (G) with increase absorption-evaporimeter (F) after newly-increased absorptions-evaporimeter (F) is communicated with newly and have refrigerant vapour to be communicated with again or condenser (14) is set up the cryogen liquid pipeline and had refrigerant vapour to be communicated with first absorber (4) again through increasing choke valve (C) newly and increasing absorption-evaporimeter (F) newly after newly-increased absorption-evaporimeter (F) is communicated with, formation back-heating type the 3rd class absorption heat pump with first absorber (4).

11. back-heating type the 3rd class absorption heat pump; Be in described arbitrary back-heating type the 3rd class absorption heat pump of claim 2-5; Increase newly-increased cryogen liquid pump or newly-increased choke valve, newly-increased absorption-evaporimeter, newly-increased solution heat exchanger and newly-increased solution pump; First solution heat exchanger (10) had the concentrated solution pipeline to be communicated with first absorber (4) to be adjusted into first solution heat exchanger (10) has the concentrated solution pipeline to be communicated with newly-increased absorption-evaporimeter (F); Newly-increased absorption-evaporimeter (F) has the weak solution pipeline to be communicated with first absorber (4) through newly-increased solution pump (D) and newly-increased solution heat exchanger (B) again; Having the weak solution pipeline to be communicated with first solution heat exchanger (10) through first solution pump (7) first absorber (4) is adjusted into first absorber (4) and has weak solution pipeline warp to increase solution heat exchanger (B) newly and first solution pump (7) is communicated with first solution heat exchanger (10); Evaporimeter (15) had the refrigerant vapour passage to be communicated with first absorber (4) to be adjusted into evaporimeter (15) has the refrigerant vapour passage to be communicated with newly-increased absorption-evaporimeter (F); Evaporimeter (15) set up the cryogen liquid pipeline through newly-increased cryogen liquid pump (G) with increase absorption-evaporimeter (F) after newly-increased absorptions-evaporimeter (F) is communicated with newly and have refrigerant vapour to be communicated with again or condenser (14) is set up the cryogen liquid pipeline and had refrigerant vapour to be communicated with first absorber (4) again through increasing choke valve (C) newly and increasing absorption-evaporimeter (F) newly after newly-increased absorption-evaporimeter (F) is communicated with, formation back-heating type the 3rd class absorption heat pump with first absorber (4).

12. back-heating type the 3rd class absorption heat pump; Be in described arbitrary back-heating type the 3rd class absorption heat pump of claim 2-5; Increase newly-increased generator, newly-increased absorber, newly-increased solution heat exchanger and newly-increased solution pump; First generator (1) had the refrigerant vapour passage to be communicated with condenser (14) to be adjusted into first generator (1) has the refrigerant vapour passage to be communicated with newly-increased absorber (H); Newly-increased absorber (H) also has the weak solution pipeline to be communicated with newly-increased generator (A) through newly-increased solution pump (D) and newly-increased solution heat exchanger (B); Newly-increased generator (A) also has the concentrated solution pipeline to be communicated with newly-increased absorber (H) through newly-increased solution heat exchanger (B), and newly-increased generator (A) also has the refrigerant vapour passage to be communicated with condenser (14), and newly-increased generator (A) drives thermal medium pipeline and external communications in addition; Newly-increased absorber (H) also has heated medium pipeline and external communications, forms back-heating type the 3rd class absorption heat pump.

13. back-heating type the 3rd class absorption heat pump; Be in described arbitrary back-heating type the 3rd class absorption heat pump of claim 12; Increase newly-increased condenser and newly-increased choke valve, first generator (1) is set up the refrigerant vapour passage and is communicated with newly-increased condenser (I), and newly-increased condenser (I) also has the cryogen liquid pipeline to be communicated with evaporimeter (15) through newly-increased choke valve (C); Newly-increased condenser (I) also has heated medium pipeline and external communications, forms back-heating type the 3rd class absorption heat pump; Wherein, also can select have the cryogen liquid pipeline to be communicated with evaporimeter (15) through choke valve (16) condenser (14) is adjusted into condenser (14) and has the cryogen liquid pipeline to be communicated with newly-increased condenser (I) through choke valve (16).

14. back-heating type the 3rd class absorption heat pump; Be in described arbitrary back-heating type the 3rd class absorption heat pump of claim 12; Increase newly-increased cryogen liquid pump or newly-increased choke valve; Cancel the heated medium pipeline of first absorber (4) and external communications; Cancel the heated medium pipeline of second absorber (5) and external communications; Evaporimeter (15) set up the cryogen liquid pipeline through newly-increased cryogen liquid pump (G) and be communicated with successively first absorber (4) and second absorber (5) afterwards second absorber (5) have the refrigerant vapour passage to be communicated with again with newly-increased absorber (H) or condenser (14) set up the cryogen liquid pipeline through increase newly choke valve (C) also be communicated with successively first absorber (4) and second absorber (5) afterwards second absorber (5) have the refrigerant vapour passage to be communicated with again with newly-increased absorber (H), formation back-heating type the 3rd class absorption heat pump.

15. back-heating type the 3rd class absorption heat pump; Be in described arbitrary back-heating type the 3rd class absorption heat pump of claim 6-8; Increase newly-increased condenser and newly-increased second choke valve; First generator (1) is set up the refrigerant vapour passage and is communicated with newly-increased condenser (I); Newly-increased condenser (I) also has the cryogen liquid pipeline to be communicated with condenser (14) or evaporimeter (15) through newly-increased second choke valve (E), and newly-increased condenser (I) also has heated medium pipeline and external communications, forms back-heating type the 3rd class absorption heat pump.

16. back-heating type the 3rd class absorption heat pump; Be in described arbitrary back-heating type the 3rd class absorption heat pump of claim 9; Increase newly-increased condenser and newly-increased the 3rd choke valve, first generator (1) is set up the refrigerant vapour passage and is communicated with newly-increased condenser (I), and newly-increased condenser (I) also has the cryogen liquid pipeline to be communicated with condenser (14) or evaporimeter (15) through newly-increased the 3rd choke valve; Newly-increased condenser (I) also has heated medium pipeline and external communications, forms back-heating type the 3rd class absorption heat pump.

17. back-heating type the 3rd class absorption heat pump; Be in described arbitrary back-heating type the 3rd class absorption heat pump of claim 6-8; Increase newly-increased condenser, newly-increased second choke valve, newly-increased second generator, newly-increased absorber, newly-increased second solution heat exchanger and newly-increased second solution pump; Newly-increased generator (A) is set up the refrigerant vapour passage and is communicated with newly-increased absorber (H); Newly-increased absorber (H) also has the weak solution pipeline to be communicated with newly-increased second generator through newly-increased second solution pump and newly-increased second solution heat exchanger; Newly-increased second generator also has the concentrated solution pipeline to be communicated with newly-increased absorber (H) through newly-increased second solution heat exchanger; Newly-increased second generator also has the refrigerant vapour passage to be communicated with newly-increased condenser (I), and newly-increased condenser (I) also has the cryogen liquid pipeline to be communicated with condenser (14) or evaporimeter (15) through newly-increased second choke valve (E), and newly-increased second generator drives thermal medium pipeline and external communications in addition; Newly-increased absorber (H) and newly-increased condenser (I) also have heated medium pipeline and external communications respectively, form back-heating type the 3rd class absorption heat pump.

18. back-heating type the 3rd class absorption heat pump; Be in described arbitrary back-heating type the 3rd class absorption heat pump of claim 9; Increase newly-increased condenser, newly-increased the 3rd choke valve, newly-increased second generator, newly-increased absorber, newly-increased second solution heat exchanger and newly-increased second solution pump; Newly-increased generator (A) is set up the refrigerant vapour passage and is communicated with newly-increased absorber (H); Newly-increased absorber (H) also has the weak solution pipeline to be communicated with newly-increased second generator through newly-increased second solution pump and newly-increased second solution heat exchanger; Newly-increased second generator also has the concentrated solution pipeline to be communicated with newly-increased absorber (H) through newly-increased second solution heat exchanger; Newly-increased second generator also has the refrigerant vapour passage to be communicated with newly-increased condenser (I), and newly-increased condenser (I) also has the cryogen liquid pipeline to be communicated with condenser (14) or evaporimeter (15) through newly-increased the 3rd choke valve, and newly-increased second generator drives thermal medium pipeline and external communications in addition; Newly-increased absorber (H) and newly-increased condenser (I) also have heated medium pipeline and external communications respectively, form back-heating type the 3rd class absorption heat pump.

19. back-heating type the 3rd class absorption heat pump; Be in described arbitrary back-heating type the 3rd class absorption heat pump of claim 17; Increase newly-increased the 3rd choke valve; The driving thermal medium pipeline of newly-increased second generator of cancellation and external communications; First generator (1) is set up the refrigerant vapour passage and is communicated with newly-increased second generator in back with newly-increased second generator and has the cryogen liquid pipeline to be communicated with newly-increased condenser (I) through newly-increased the 3rd choke valve again---and first generator provides the refrigerant vapour work its driving thermal medium to newly-increased second generator, formation back-heating type the 3rd class absorption heat pump.

20. back-heating type the 3rd class absorption heat pump; Be in described arbitrary back-heating type the 3rd class absorption heat pump of claim 18; Increase newly-increased the 4th choke valve; The driving thermal medium pipeline of newly-increased second generator of cancellation and external communications; First generator (1) is set up the refrigerant vapour passage and is communicated with newly-increased second generator in back with newly-increased second generator and has the cryogen liquid pipeline to be communicated with newly-increased condenser (I) through newly-increased the 4th choke valve again---and first generator provides the refrigerant vapour work its driving thermal medium to newly-increased second generator, formation back-heating type the 3rd class absorption heat pump.