CN102425878B

CN102425878B - Third type absorption-generation system and regenerative third type absorption heat pump

Info

Publication number: CN102425878B
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: 2013-11-20
Anticipated expiration: 2031-11-01
Also published as: CN102425878A

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

Technical field:

The invention belongs to the low temperature heat technical field of heat pumps.

Background technology:

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

take can use simultaneously between high temperature driven thermal medium and heated medium the temperature difference between temperature difference and residual heat resources and environment as driving force as technological means, to realize that absorption heat pump has the superior performance exponential sum and promotes higher waste heat supply temperature as purpose, consider that simultaneously deep exploitation drives heat and absorption heat pump is had variable, rational performance index, find the 3rd class generation-absorption system with backheat flow process, increase based on this more corresponding other parts, obtain serial back-heating type the 3rd class absorption heat pump, to raising residual heat resources utilization rate, will provide and provide powerful support for.

Summary of the invention:

Main purpose of the present invention is to provide the 3rd class absorption-generation systems and back-heating type the 3rd class absorption heat pump, and concrete summary of the invention subitem is described below:

1. the 3rd class absorption-generation systems, mainly be comprised of the first generator, the second generator, the 3rd generator, the first absorber, the second absorber, the 3rd absorber, the first solution pump, the second solution pump, the 3rd solution pump, the first solution heat exchanger, the second solution heat exchanger, the 3rd solution heat exchanger and the 4th solution heat exchanger, the first absorber has the weak solution pipeline through the first solution pump, the first solution heat exchanger and the second solution heat exchanger are communicated with the second absorber, the second absorber also has the weak solution pipeline to be communicated with the 3rd absorber through the second solution heat exchanger, the 3rd absorber also has the weak solution pipeline through the 3rd solution pump, the 3rd solution heat exchanger and the 4th solution heat exchanger are communicated with the first generator, the first generator also has the concentrated solution pipeline to be communicated with the second generator through the 4th solution heat exchanger, the second generator also has the concentrated solution pipeline to be communicated with through the 3rd solution heat exchanger the 3rd generator, the 3rd generator also has concentrated solution pipeline the second solution pump and the first solution heat exchanger to be communicated with the first absorber, the first generator also has the refrigerant vapour passage to be communicated with outside, the second generator also has the refrigerant vapour passage to be communicated with the second absorber, the 3rd generator also has the refrigerant vapour passage to be communicated with the 3rd absorber, the first absorber also has the refrigerant vapour passage to be communicated with outside, the first generator and the second generator also have respectively the thermal medium of driving pipeline to be communicated with outside, the 3rd generator medium pipeline that also has surplus heat is communicated with outside, the first absorber and the second absorber also have respectively the heated medium pipeline to be communicated with outside, the 3rd absorber also has the cooling medium pipeline to be communicated with outside, form the 3rd class absorption-generation systems.

2. back-heating type the 3rd class absorption heat pump, in the 1st described the 3rd class absorption-generation systems, increase condenser, evaporimeter and choke valve, there are refrigerant vapour passage and outside the connection to be defined as the first generator and to have the refrigerant vapour passage to be communicated with condenser in the first generator, there are refrigerant vapour passage and outside the connection to be defined as evaporimeter and to have the refrigerant vapour passage to be communicated with the first absorber the first absorber, condenser also has the cryogen liquid pipeline to be communicated with evaporimeter through choke valve, condenser also has the heated medium pipeline to be communicated with outside, the evaporimeter medium pipeline that also has surplus heat is communicated with outside, form back-heating type the 3rd class absorption heat pump.

3. back-heating type the 3rd class absorption heat pump, in the 2nd described back-heating type the 3rd class absorption heat pump, increase by the 4th generator, the 4th solution pump, the second choke valve and solution choke valve, there is the concentrated solution pipeline to be communicated with the 3rd generator through the 3rd solution heat exchanger to be adjusted into the second generator to have the concentrated solution pipeline directly with the 3rd generator connected sum, through the solution choke valve, with the 4th generator, to be communicated with again respectively after the 3rd solution heat exchanger in the second generator, the 4th generator also has the concentrated solution pipeline with the concentrated solution pipeline of the 3rd generator after the second solution pump, to converge after the 4th solution pump, through the first solution heat exchanger, with the first absorber, be communicated with again, the 4th generator has the cryogen liquid pipeline through the second choke valve, with the 3rd absorber, to be communicated with the driving thermal medium of the refrigerant vapour of the 3rd generator generation one by one as the 4th generator again after the 3rd generator has 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 the 4th generator, the 4th generator also has the refrigerant vapour passage to be communicated with the 3rd absorber, form back-heating type the 3rd class absorption heat pump of being with the economic benefits and social benefits that have surplus heat to drive flow process.

4. back-heating type the 3rd class absorption heat pump, in the 2nd described back-heating type the 3rd class absorption heat pump, increase by the 4th generator, the second choke valve and the 5th solution heat exchanger, the second generator is had the concentrated solution pipeline to be communicated with the 3rd generator through the 3rd solution heat exchanger to be adjusted into the second generator has the concentrated solution pipeline to be communicated with the 3rd generator through the 3rd solution heat exchanger and the 5th solution heat exchanger, there is the concentrated solution pipeline with the first absorber, to be communicated with and to be adjusted into the 3rd generator and to have the concentrated solution pipeline to be communicated with the 4th generator through the 5th solution heat exchanger through the second solution pump and the first solution heat exchanger in the 3rd generator, the 4th generator has the concentrated solution pipeline to be communicated with the first absorber through the second solution pump and the first solution heat exchanger again---and refrigerant vapour that the 3rd generator produces is as the driving thermal medium of the 4th generator, after 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 the 4th generator in the 3rd generator, the 4th generator has the cryogen liquid pipeline to be communicated with the 3rd absorber through the second choke valve again, the 4th generator also has the refrigerant vapour passage to be communicated with the 3rd absorber, form back-heating type the 3rd class absorption heat pump of being with the economic benefits and social benefits that have surplus heat to drive flow process.

5. back-heating type the 3rd class absorption heat pump, in the 2nd described back-heating type the 3rd class absorption heat pump, increase by the 4th generator, the second choke valve, the 4th solution pump and the 5th solution heat exchanger, the second generator is had the concentrated solution pipeline to be communicated with the 3rd generator through the 3rd solution heat exchanger to be adjusted into the second generator has the concentrated solution pipeline to be communicated with the 4th generator through the 3rd solution heat exchanger, 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, the first absorber is had to the weak solution pipeline through the first solution pump, the first solution heat exchanger and the second solution heat exchanger are communicated with the second absorber and are adjusted into the first absorber and the weak solution pipeline are arranged through the first solution pump, the first solution heat exchanger, the 5th solution heat exchanger and the second solution heat exchanger are communicated with the second absorber, the 4th generator has the cryogen liquid pipeline to be communicated with the 3rd absorber through the second choke valve again after the 3rd generator has 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 the 4th generator---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, form back-heating type the 3rd class absorption heat pump of being with the economic benefits and social benefits that have surplus heat to drive flow process.

6. back-heating type the 3rd class absorption heat pump, 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, 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 the second generator through newly-increased solution heat exchanger, newly-increased generator has the cryogen liquid pipeline to be communicated with condenser through newly-increased choke valve again after the first generator has the refrigerant vapour passage to be communicated with condenser to be adjusted into the first generator to have the refrigerant vapour passage to be communicated with newly-increased generator---and the refrigerant vapour of the 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, form 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, 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, the 3rd absorber is had to the weak solution pipeline through the 3rd solution pump, the 3rd solution heat exchanger and the 4th solution heat exchanger are communicated with the first generator and are adjusted into the 3rd absorber and the weak solution pipeline are arranged through the 3rd solution pump, the 3rd solution heat exchanger, the 4th solution heat exchanger and newly-increased solution heat exchanger are communicated with the first generator, there is the concentrated solution pipeline to be communicated with the second generator through the 4th solution heat exchanger to be adjusted into the first generator to have the concentrated solution pipeline to be communicated with newly-increased generator through newly-increased solution heat exchanger in the first generator, newly-increased generator has the concentrated solution pipeline to be communicated with the second generator through the 4th solution heat exchanger again, newly-increased generator has the cryogen liquid pipeline to be communicated with condenser through newly-increased choke valve again after the first generator has the refrigerant vapour passage to be communicated with condenser to be adjusted into the first generator to have the refrigerant vapour passage to be communicated with newly-increased generator---and the refrigerant vapour of the 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, form 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, 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, the 3rd absorber is had to the weak solution pipeline through the 3rd solution pump, the 3rd solution heat exchanger and the 4th solution heat exchanger are communicated with the first generator and are adjusted into the 3rd absorber and the weak solution pipeline are arranged through the 3rd solution pump, the 3rd solution heat exchanger and the 4th solution heat exchanger are communicated with newly-increased generator, newly-increased generator has the concentrated solution pipeline to be communicated with the first generator through newly-increased solution pump and newly-increased solution heat exchanger again, there is the concentrated solution pipeline to be communicated with the second generator through the 4th solution heat exchanger to be adjusted into the first generator to have the concentrated solution pipeline to be communicated with the second generator through newly-increased solution heat exchanger and the 4th solution heat exchanger in the first generator, newly-increased generator has the cryogen liquid pipeline to be communicated with condenser through newly-increased choke valve again after the first generator has the refrigerant vapour passage to be communicated with condenser to be adjusted into the first generator to have the refrigerant vapour passage to be communicated with newly-increased generator---and the refrigerant vapour of the 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, form 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, in described arbitrary back-heating type the 3rd class absorption heat pump of 6-8 item, increase newly-increased the second choke valve, cancel the second generator and the outside driving thermal medium pipeline that is communicated with, the first generator set up the refrigerant vapour passage and be communicated with the second generator after the second generator have again the cryogen liquid pipeline to be communicated with condenser through newly-increased the second choke valve---the first generator provides refrigerant vapour to do it to the 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, 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, there is the weak solution pipeline to be communicated with the first solution heat exchanger through the first solution pump to be adjusted into the first absorber to have the weak solution pipeline to be communicated with newly-increased absorption-evaporimeter through newly-increased solution heat exchanger the first absorber, newly-increased absorption-evaporimeter has the weak solution pipeline to be communicated with the first solution heat exchanger through the first solution pump and newly-increased solution heat exchanger again, evaporimeter is had the refrigerant vapour passage to be communicated with the first absorber to be adjusted into evaporimeter has the refrigerant vapour passage to be communicated with newly-increased absorption-evaporimeter, evaporimeter is set up cryogen liquid pipeline newly-increased absorption-evaporimeter after increasing the cryogen liquid pump newly and newly-increased absorption-evaporimeter is communicated with has refrigerant vapour to be communicated with the first absorber again, or condenser set up the cryogen liquid pipeline through newly-increased choke valve with increase absorption-evaporimeter newly after newly-increased absorption-evaporimeter is communicated with and have again refrigerant vapour to be communicated with the first absorber, form back-heating type the 3rd class absorption heat pump.

11. back-heating type the 3rd class absorption heat pump, 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, the first solution heat exchanger is had the concentrated solution pipeline to be communicated with the first absorber to be adjusted into the 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 the first absorber through newly-increased solution pump and newly-increased solution heat exchanger again, there is the weak solution pipeline to be communicated with the first solution heat exchanger through the first solution pump to be adjusted into the first absorber to have the weak solution pipeline to be communicated with the first solution heat exchanger through newly-increased solution heat exchanger and the first solution pump the first absorber, evaporimeter is had the refrigerant vapour passage to be communicated with the first absorber to be adjusted into evaporimeter has the refrigerant vapour passage to be communicated with newly-increased absorption-evaporimeter, evaporimeter is set up cryogen liquid pipeline newly-increased absorption-evaporimeter after increasing the cryogen liquid pump newly and newly-increased absorption-evaporimeter is communicated with has refrigerant vapour to be communicated with the first absorber again, or condenser set up the cryogen liquid pipeline through newly-increased choke valve with increase absorption-evaporimeter newly after newly-increased absorption-evaporimeter is communicated with and have again refrigerant vapour to be communicated with the first absorber, form back-heating type the 3rd class absorption heat pump.

12. back-heating type the 3rd class absorption heat pump, 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, the first generator is had the refrigerant vapour passage to be communicated with condenser to be adjusted into the first generator has the refrigerant vapour passage to be communicated with newly-increased absorber, 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, newly-increased generator also has the concentrated solution pipeline to be communicated with newly-increased absorber through newly-increased solution heat exchanger, newly-increased generator also has the refrigerant vapour passage to be communicated with condenser, newly-increased generator drives in addition the thermal medium pipeline and is communicated with outside, newly-increased absorber also has the heated medium pipeline to be communicated with outside, form back-heating type the 3rd class absorption heat pump.

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

14. back-heating type the 3rd class absorption heat pump, 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 first absorber and the outside heated medium pipeline that is communicated with, cancel the second absorber and the outside heated medium pipeline that is communicated with, evaporimeter is set up cryogen liquid pipeline second absorber after newly-increased cryogen liquid pump also is communicated with the first absorber and the second absorber successively has the refrigerant vapour passage to be communicated with newly-increased absorber again, or condenser set up the cryogen liquid pipeline through newly-increased choke valve and be communicated with successively the first absorber and the second absorber after the second absorber have again the refrigerant vapour passage to be communicated with newly-increased absorber, form back-heating type the 3rd class absorption heat pump.

15. back-heating type the 3rd class absorption heat pump, in described arbitrary back-heating type the 3rd class absorption heat pump of 6-8 item, increase newly-increased condenser and newly-increased the second choke valve, the first generator is set up the refrigerant vapour passage and is 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 second choke valve, newly-increased condenser also has the heated medium pipeline to be communicated with outside, forms back-heating type the 3rd class absorption heat pump.

16. back-heating type the 3rd class absorption heat pump, in arbitrary back-heating type the 3rd class absorption heat pump claimed in claim 9, increase newly-increased condenser and newly-increased the 3rd choke valve, the first generator is set up the refrigerant vapour passage and is 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 condenser also has the heated medium pipeline to be communicated with outside, forms back-heating type the 3rd class absorption heat pump.

17. back-heating type the 3rd class absorption heat pump, in described arbitrary back-heating type the 3rd class absorption heat pump of 6-8 item, increase newly-increased condenser, newly-increased the second choke valve, newly-increased the second generator, newly-increased absorber, newly-increased the second solution heat exchanger and newly-increased the 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 the second generator through newly-increased the second solution pump and newly-increased the second solution heat exchanger, newly-increased the second generator also has the concentrated solution pipeline to be communicated with newly-increased absorber through newly-increased the second solution heat exchanger, newly-increased the 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 second choke valve, newly-increased the second generator drives in addition the thermal medium pipeline and is communicated with outside, newly-increased absorber and newly-increased condenser also have respectively the heated medium pipeline to be communicated with outside, form back-heating type the 3rd class absorption heat pump.

18. back-heating type the 3rd class absorption heat pump, 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 the second generator, newly-increased absorber, newly-increased the second solution heat exchanger and newly-increased the 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 the second generator through newly-increased the second solution pump and newly-increased the second solution heat exchanger, newly-increased the second generator also has the concentrated solution pipeline to be communicated with newly-increased absorber through newly-increased the second solution heat exchanger, newly-increased the 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 the second generator drives in addition the thermal medium pipeline and is communicated with outside, newly-increased absorber and newly-increased condenser also have respectively the heated medium pipeline to be communicated with outside, form back-heating type the 3rd class absorption heat pump.

19. back-heating type the 3rd class absorption heat pump, in the 17th described arbitrary back-heating type the 3rd class absorption heat pump, increase newly-increased the 3rd choke valve, cancel newly-increased the second generator and the outside driving thermal medium pipeline that is communicated with, the first generator set up the refrigerant vapour passage and be communicated with newly-increased the second generator after newly-increased the second generator have again the cryogen liquid pipeline to be communicated with newly-increased condenser through newly-increased the 3rd choke valve---the first generator provides refrigerant vapour to make its driving thermal medium to newly-increased the second generator, formation back-heating type the 3rd class absorption heat pump.

20. back-heating type the 3rd class absorption heat pump, in the 18th described arbitrary back-heating type the 3rd class absorption heat pump, increase newly-increased the 4th choke valve, cancel newly-increased the second generator and the outside driving thermal medium pipeline that is communicated with, the first generator set up the refrigerant vapour passage and be communicated with newly-increased the second generator after newly-increased the second generator have again the cryogen liquid pipeline to be communicated with newly-increased condenser through newly-increased the 4th choke valve---the first generator provides refrigerant vapour to make its driving thermal medium to newly-increased the second generator, formation back-heating type the 3rd class absorption heat pump.

The accompanying drawing explanation:

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

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

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

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

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

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

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

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

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

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

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

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

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

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

In figure, 1-the first generator, 2-the second generator, 3-the 3rd generator, 4-the first absorber, 5-the second absorber, 6-the 3rd absorber, 7-the first solution pump, 8-the second solution pump, 9-the 3rd solution pump, 10-the first solution heat exchanger, 11-the second solution heat exchanger, 12-the 3rd solution heat exchanger, 13-the 4th solution heat exchanger, 14-condenser, the 15-evaporimeter, the 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 the 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 inessential situation, do not repeat in the statement of structure and flow process; Apparent flow process is not explained.Below in conjunction with accompanying drawing and example, describe the present invention in detail.

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

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

2. on flow process, refrigerant vapour (cryogen liquid absorbs remaining thermogenetic steam or afterheat steam) from outside enters the first absorber 4, by the concentrated solution from the 3rd generator 3, absorbed also heat release in heated medium, the weak solution of the first absorber 4 is through the first solution pump 7, the first solution heat exchanger 10 and the second solution heat exchanger 11 enter the second absorber 5, heat absorption from the refrigerant vapour of the second generator 2 heat release in heated medium, the weak solution of the second absorber 5 enters the 3rd absorber 6 through the second solution heat exchanger 11, absorption from the refrigerant vapour of the 3rd generator 3 heat release in cooling medium, the weak solution of the 3rd absorber 6 is through the 3rd solution pump 9, the 3rd solution heat exchanger 12 and the 4th solution heat exchanger 13 enter the first generator 1, drive heat medium flow through the first generator 1, heating enters the solution release in it and refrigerant vapour externally is provided, the concentrated solution of the first generator 1 enters the second generator 2 through the 4th solution heat exchanger 13, drive heat medium flow through the second generator 2, the solution that heating enters in it discharges and provides refrigerant vapour to the second absorber 5, the concentrated solution of the second generator 2 enters the 3rd generator 3 through the 3rd solution heat exchanger 12, the waste heat MEDIA FLOW is through the 3rd generator 3, the solution that heating enters in it discharges and provides refrigerant vapour to the 3rd absorber 6, the concentrated solution of the 3rd generator 3 enters the first absorber 4 through the second solution pump 8 and the first solution heat exchanger 10, formation has the 3rd class absorption-generation systems of backheat flow process.

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

1. on structure, in the 3rd class absorption-generation systems shown in Figure 1, increase condenser, evaporimeter and choke valve, there are refrigerant vapour passage and outside the connection to be defined as the first generator 1 and to have the refrigerant vapour passage to be communicated with condenser 14 in the first generator 1, there are refrigerant vapour passage and outside the connection to be defined as evaporimeter 15 and to have the refrigerant vapour passage to be communicated with the first absorber 4 the first absorber 4, condenser 14 also has the cryogen liquid pipeline to be communicated with evaporimeter 15 through choke valve 16, condenser 14 also has the heated medium pipeline to be communicated with outside, evaporimeter 15 medium pipeline that also has surplus heat is communicated with outside.

2. on flow process, the refrigerant vapour that the first generator 1 produces enters condenser 14, heat release and after heated medium, becomes cryogen liquid, the cryogen liquid of condenser 14 enters evaporimeter 15 after choke valve 16 reducing pressure by regulating flows, the absorption waste heat becomes refrigerant vapour and provides to the first absorber 4, forms back-heating type the 3rd class absorption heat pump.

Changing an angle sees, the first generator 1 completes the high temperature driven generating process of solution, the second generator and the second absorber complete the backheat flow process, the 3rd generator completes waste heat and drives generating process, the first absorber, condenser and the external heat supply of the second absorber, evaporimeter extracts waste heat, and the 3rd absorber, to the cooling medium heat release, forms back-heating type the 3rd class absorption heat pump.

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

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

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

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

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

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

2. on flow process, the concentrated solution of the second generator 2 enters 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 enters the 4th generator 17 through the 5th solution heat exchanger 21, refrigerant vapour the 4th generator 17 of flowing through, the solution that heating enters in it discharges and provides refrigerant vapour to the 3rd absorber 6, the concentrated solution of the 4th generator 17 enters the first absorber 4 through the second solution pump 8 and the first solution heat exchanger 10, flow through after the refrigerant vapour heat release of the 4th generator 17 becomes cryogen liquid and through the second choke valve 19 throttlings, enter the 3rd absorber 6 again, form back-heating type the 3rd class absorption heat pump of being with the economic benefits and social benefits that have surplus heat to drive flow process.

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

1. on structure, in back-heating type shown in Figure 2 the 3rd class absorption heat pump, increase by the 4th generator, the second choke valve, the 4th solution pump and the 5th solution heat exchanger, there is the concentrated solution pipeline to be communicated with the 3rd generator 3 through the 3rd solution heat exchanger 12 to be adjusted into the second generator 2 to have the concentrated solution pipeline to be communicated with through the 3rd solution heat exchanger 12 the 4th generator 17 in the second generator 2, 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, the first absorber 4 is had to the weak solution pipeline through the first solution pump 7, the first solution heat exchanger 10 and the second solution heat exchanger 11 are communicated with the second absorber 5 and are adjusted into the first absorber 4 and the weak solution pipeline are arranged through the first solution pump 7, the first solution heat exchanger 10, the 5th solution heat exchanger 21 and the second solution heat exchanger 11 are communicated with the second absorber 5, after 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 the 4th generator 17 in the 3rd generator 3, the 4th generator 17 has the cryogen liquid pipeline to be communicated with the 3rd absorber 6 through the second choke valve 19 again, the 4th generator 17 also has the refrigerant vapour passage to be communicated with the 3rd absorber 6.

2. on flow process, the concentrated solution of the second generator 2 enters the 4th generator 17 through the 3rd solution heat exchanger 12, the concentrated solution of the 4th generator 17 enters 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, refrigerant vapour the 4th generator 17 of flowing through, the solution that heating enters in it discharges and provides refrigerant vapour to the 3rd absorber 6, flow through after the refrigerant vapour heat release of the 4th generator 17 becomes cryogen liquid and through the second choke valve 19 throttlings, enter the 3rd absorber 6 again, the concentrated solution of the 3rd generator 3 enters the first absorber 4 through the second solution pump 8 and the first solution heat exchanger 10, the weak solution of the first absorber 4 is through the first solution pump 7, the first solution heat exchanger 10, the 5th solution heat exchanger 21 and the second solution heat exchanger 11 enter the second absorber 5, form back-heating type the 3rd class absorption heat pump of being with the economic benefits and social benefits that have surplus heat to drive flow process.

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

1. on 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, 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 the second generator 2 through newly-increased solution heat exchanger B, after having the refrigerant vapour passage to be communicated with condenser 14 to be adjusted into the first generator 1 to have the refrigerant vapour passage to be communicated with newly-increased generator A in the first generator 1, newly-increased generator A has the cryogen liquid pipeline to be communicated with condenser 14 through newly-increased choke valve C again, newly-increased generator A also has the refrigerant vapour passage to be communicated with condenser 14.

2. on flow process, the part weak solution of the 3rd absorber 6 enters newly-increased generator A through the 3rd solution pump 9 and newly-increased solution heat exchange B, the refrigerant vapour that the 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, the solution that heating enters in it discharges and provides refrigerant vapour to condenser 14, the concentrated solution of newly-increased generator A enters the second generator 2 through newly-increased solution heat exchanger B, flow through after the refrigerant vapour heat release of newly-increased generator A becomes cryogen liquid and through newly-increased choke valve C throttling, enter condenser 14 again, form back-heating type the 3rd class absorption heat pump that the high temperature economic benefits and social benefits drive.

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

1. on 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, the 3rd absorber 6 is had to the weak solution pipeline through the 3rd solution pump 9, the 3rd solution heat exchanger 12 and the 4th solution heat exchanger 13 are communicated with the first generator 1 and are adjusted into the 3rd absorber 6 and the weak solution pipeline are arranged 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 are communicated with the first generator 1, there is the concentrated solution pipeline to be communicated with the second generator 2 through the 4th solution heat exchanger 13 to be adjusted into the first generator 1 to have the concentrated solution pipeline to be communicated with newly-increased generator A through newly-increased solution heat exchanger B in the first generator 1, newly-increased generator A has the concentrated solution pipeline to be communicated with the second generator 2 through the 4th solution heat exchanger 13 again, after having the refrigerant vapour passage to be communicated with condenser 14 to be adjusted into the first generator 1 to have the refrigerant vapour passage to be communicated with newly-increased generator A in the first generator 1, newly-increased generator A has the cryogen liquid pipeline to be communicated with condenser 14 through newly-increased choke valve C again, newly-increased generator A also has the refrigerant vapour passage to be communicated with condenser 14.

2. on flow process, the weak solution of the 3rd absorber 6 is 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 enter the first generator 1, the concentrated solution of the first generator 1 enters newly-increased generator A through newly-increased solution heat exchanger B, the refrigerant vapour that the 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, the solution that heating enters in it discharges and provides refrigerant vapour to condenser 14, the concentrated solution of newly-increased generator A enters the second generator 2 through the 4th solution heat exchanger 13, flow through after the refrigerant vapour heat release of newly-increased generator A becomes cryogen liquid and through newly-increased choke valve C throttling, enter condenser 14 again, form back-heating type the 3rd class absorption heat pump that the high temperature economic benefits and social benefits drive.

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

1. on 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, the 3rd absorber 6 is had to the weak solution pipeline through the 3rd solution pump 9, the 3rd solution heat exchanger 12 and the 4th solution heat exchanger 13 are communicated with the first generator 1 and are adjusted into the 3rd absorber 6 and the weak solution pipeline are arranged through the 3rd solution pump 9, the 3rd solution heat exchanger 12 and the 4th solution heat exchanger 13 are communicated with newly-increased generator A, newly-increased generator A has the concentrated solution pipeline to be communicated with the first generator 1 through newly-increased solution pump D and newly-increased solution heat exchanger B again, there is the concentrated solution pipeline to be communicated with the second generator 2 through the 4th solution heat exchanger 13 to be adjusted into the first generator 1 to have the concentrated solution pipeline to be communicated with the second generator 2 through newly-increased solution heat exchanger B and the 4th solution heat exchanger 13 in the first generator 1, after having the refrigerant vapour passage to be communicated with condenser 14 to be adjusted into the first generator 1 to have the refrigerant vapour passage to be communicated with newly-increased generator A in the first generator 1, newly-increased generator A has the cryogen liquid pipeline to be communicated with condenser 14 through newly-increased choke valve C again, newly-increased generator A also has the refrigerant vapour passage to be communicated with condenser 14.

2. on flow process, the weak solution of the 3rd absorber 6 is through the 3rd solution pump 9, the 3rd solution heat exchanger 12 and the 4th solution heat exchanger 13 enter newly-increased generator A, the refrigerant vapour that the 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, the solution that heating enters in it discharges and provides refrigerant vapour to condenser 14, the concentrated solution of newly-increased generator A enters the first generator 1 through newly-increased solution pump D and newly-increased solution heat exchanger B, the concentrated solution of the first generator 1 enters the second generator 2 through newly-increased solution heat exchanger B and the 4th solution heat exchanger 13, flow through after the refrigerant vapour heat release of newly-increased generator A becomes cryogen liquid and through newly-increased choke valve C throttling, enter condenser 14 again, form back-heating type the 3rd class absorption heat pump that the high temperature economic benefits and social benefits drive.

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

In back-heating type shown in Figure 7 the 3rd class absorption heat pump, increase newly-increased the second choke valve, cancel the second generator 2 and the outside driving thermal medium pipeline that is communicated with, the first generator 1 set up the refrigerant vapour passage and be communicated with the second generator 2 after the second generator 2 have again the cryogen liquid pipeline to be communicated with condenser 14 through newly-increased the second choke valve E---the first generator provides refrigerant vapour to do it to the 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 shown in Figure 10 the 3rd class absorption heat pump is achieved in that

1. on 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, there is the weak solution pipeline to be communicated with the first solution heat exchanger 10 through the first solution pump 7 to be adjusted into the first absorber 4 to have the weak solution pipeline to be communicated with newly-increased absorption-evaporimeter F through newly-increased solution heat exchanger B the first absorber 4, newly-increased absorption-evaporimeter F has the weak solution pipeline to be communicated with the first solution heat exchanger 10 through the first solution pump 7 and newly-increased solution heat exchanger B again, evaporimeter 15 is had the refrigerant vapour passage to be communicated with the 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 is set up cryogen liquid pipeline newly-increased absorption-evaporimeter F after increasing cryogen liquid pump G newly and newly-increased absorption-evaporimeter F is communicated with has refrigerant vapour to be communicated with the first absorber 4 again.

2. on flow process, the concentrated solution of the 3rd generator 3 enters the first absorber 4 through the second solution pump 8 and the first solution heat exchanger 10, absorption from the refrigerant vapour of newly-increased absorption-evaporimeter F heat release in heated medium, the weak solution of the first absorber 4 enters newly-increased absorption-evaporimeter F through newly-increased solution heat exchanger B, absorb refrigerant vapour the heat release of flash-pot 15 in flowing through, to increase the cryogen liquid of absorption-evaporimeter F newly, the weak solution of newly-increased absorption-evaporimeter F is through the first solution pump 7, newly-increased solution heat exchanger B, the first solution heat exchanger 10 and the second solution heat exchanger 11 enter the second absorber 5, the cryogen liquid of evaporimeter 15 is divided into two-way---and the first via absorbs waste heat and becomes refrigerant vapour and provide to newly-increased absorption-evaporimeter F, the second tunnel is flowed through again and is increased absorption-evaporimeter F newly, absorbs heat into refrigerant vapour and provide to the first absorber 4 after newly-increased cryogen liquid pump G pressurization, form back-heating type the 3rd class absorption heat pump.

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

1. on 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, the first solution heat exchanger 10 is had the concentrated solution pipeline to be communicated with the first absorber 4 to be adjusted into the 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 the first absorber 4 through newly-increased solution pump D and newly-increased solution heat exchanger B again, there is the weak solution pipeline to be communicated with the first solution heat exchanger 10 through the first solution pump 7 to be adjusted into the first absorber 4 to have the weak solution pipeline to be communicated with the first solution heat exchanger 10 through newly-increased solution heat exchanger B and the first solution pump 7 the first absorber 4, evaporimeter 15 is had the refrigerant vapour passage to be communicated with the 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 is set up cryogen liquid pipeline newly-increased absorption-evaporimeter F after increasing choke valve C newly and newly-increased absorption-evaporimeter F is communicated with has refrigerant vapour to be communicated with the first absorber 4 again.

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

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

1. on 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, the first generator 1 is had the refrigerant vapour passage to be communicated with condenser 14 to be adjusted into the 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, newly-increased generator A also has the refrigerant vapour passage to be communicated with condenser 14, newly-increased generator A drives in addition the thermal medium pipeline and is communicated with outside, newly-increased absorber H also has the heated medium pipeline to be communicated with outside.

2. on flow process, the weak solution of newly-increased absorber H enters newly-increased generator A through newly-increased solution pump D and newly-increased solution heat exchanger B, driving heat medium flow discharges and provides refrigerant vapour to condenser 14 through the solution that newly-increased generator A, heating enter in it, the concentrated solution of newly-increased generator A enters newly-increased absorber H, absorbs from the refrigerant vapour of the first generator 1 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 shown in Figure 13 the 3rd class absorption heat pump is achieved in that

In back-heating type shown in Figure 12 the 3rd class sorption type heat pump, increase newly-increased condenser and newly-increased choke valve, the 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, condenser 14 is had the cryogen liquid pipeline to be communicated with evaporimeter 15 through choke valve 16 to be adjusted into condenser 14 has the cryogen liquid pipeline to be communicated with newly-increased condenser I through choke valve 16, and newly-increased condenser I also has the heated medium pipeline to be communicated with outside; The refrigerant vapour that the first generator 1 produces provides to newly-increased condenser I and newly-increased absorber H respectively, the cryogen liquid of condenser 14 enters 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 enters evaporimeter 15 through newly-increased choke valve C throttling, forms back-heating type the 3rd class absorption heat pump.

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

In back-heating type shown in Figure 12 the 3rd class sorption type heat pump, increase newly-increased cryogen liquid pump, cancel the first absorber 4 and the outside heated medium pipeline that is communicated with, cancel the second absorber 5 and the outside heated medium pipeline that is communicated with, evaporimeter 15 is set up cryogen liquid pipeline second absorber 5 after newly-increased cryogen liquid pump G also is communicated with the first absorber 4 and the 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 the first via absorbs waste heat and becomes refrigerant vapour and provide to the first absorber 4, the second tunnel is absorbed heat into refrigerant vapour with second absorber 5 of flowing through again and provides to newly-increased absorber H through newly-increased cryogen liquid pump G pressurization, the first absorber 4 heat absorbing part vaporizations of flowing through successively, forms back-heating type the 3rd class absorption heat pump.

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

(1) the 3rd class absorption-generation systems that proposes,---temperature difference between the temperature difference between high temperature driven thermal medium and heated medium and waste heat medium and cooling medium---is for same absorption-generation systems simultaneously by 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, embody first-class absorption type heat pump heat supply temperature height and the excellent double grading of second-kind absorption-type heat pump performance index, can improve the residual heat resources utilization rate.

(3) back-heating type the 3rd class absorption heat pump that proposes, the backheat load can be regulated, and when the heated medium temperature range was wider, this series back-heating type the 3rd class absorption heat pump had variable and rational performance index.

(4) back-heating type the 3rd class absorption heat pump that proposes, realize that the second generator of backheat can adopt than the driving thermal medium of the first generator lower temperature, is conducive to take full advantage of the driving thermal medium of different grades, also can realize driving the deep exploitation of heat.

(5) back-heating type the 3rd class absorption heat pump that proposes, further enriched absorption heat pump kind and flow process, can realize better the mutual coupling between heat pump heat supply and user's request; Can realize further lifting or the deep exploitation residual heat resources of waste heat supply temperature, 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 class absorption-generation systems, mainly be comprised of the first generator, the second generator, the 3rd generator, the first absorber, the second absorber, the 3rd absorber, the first solution pump, the second solution pump, the 3rd solution pump, the first solution heat exchanger, the second solution heat exchanger, the 3rd solution heat exchanger and the 4th solution heat exchanger, the first absorber (4) has the weak solution pipeline through the first solution pump (7), the first solution heat exchanger (10) and the second solution heat exchanger (11) are communicated with the second absorber (5), the second absorber (5) also has the weak solution pipeline to be communicated with the 3rd absorber (6) through the second solution heat exchanger (11), the 3rd absorber (6) also has the weak solution pipeline through the 3rd solution pump (9), the 3rd solution heat exchanger (12) and the 4th solution heat exchanger (13) are communicated with the first generator (1), the first generator (1) also has the concentrated solution pipeline to be communicated with the second generator (2) through the 4th solution heat exchanger (13), the second generator (2) also has the concentrated solution pipeline to be communicated with the 3rd generator (3) through the 3rd solution heat exchanger (12), the 3rd generator (3) also has the concentrated solution pipeline to be communicated with the first absorber (4) through the second solution pump (8) and the first solution heat exchanger (10), the first generator (1) also has the refrigerant vapour passage to be communicated with outside, the second generator (2) also has the refrigerant vapour passage to be communicated with the second absorber (5), the 3rd generator (3) also has the refrigerant vapour passage to be communicated with the 3rd absorber (6), the first absorber (4) also has the refrigerant vapour passage to be communicated with outside, the first generator (1) and the second generator (2) also have respectively the thermal medium of driving pipeline to be communicated with outside, the 3rd generator (3) medium pipeline that also has surplus heat is communicated with outside, the first absorber (4) and the second absorber (5) also have respectively the heated medium pipeline to be communicated with outside, the 3rd absorber (6) also has the cooling medium pipeline to be communicated with outside, form the 3rd class absorption-generation systems.

2. back-heating type the 3rd class absorption heat pump, in the 3rd class absorption-generation systems claimed in claim 1, increase condenser, evaporimeter and choke valve, there are refrigerant vapour passage and outside the connection to be defined as the first generator (1) and to have the refrigerant vapour passage to be communicated with condenser (14) in the first generator (1), there are refrigerant vapour passage and outside the connection to be defined as evaporimeter (15) and to have the refrigerant vapour passage to be communicated with the first absorber (4) the first absorber (4), condenser (14) also has the cryogen liquid pipeline to be communicated with evaporimeter (15) through choke valve (16), condenser (14) also has the heated medium pipeline to be communicated with outside, evaporimeter (15) medium pipeline that also has surplus heat is communicated with outside, form back-heating type the 3rd class absorption heat pump.

3. back-heating type the 3rd class absorption heat pump, in back-heating type claimed in claim 2 the 3rd class absorption heat pump, increase by the 4th generator, the 4th solution pump, the second choke valve and solution choke valve, the second generator (2) is had the concentrated solution pipeline to be communicated with the 3rd generator (3) through the 3rd solution heat exchanger (12) to be adjusted into the second generator (2) has the concentrated solution pipeline directly with the 3rd generator (3) connected sum, through solution choke valve (20), with the 4th generator (17), to be communicated with respectively afterwards through the 3rd solution heat exchanger (12) again, the 4th generator (17) also has the concentrated solution pipeline with the 3rd generator (3), through the second solution pump (8) concentrated solution pipeline afterwards, to converge afterwards through the 4th solution pump (18), through the first solution heat exchanger (10), with the first absorber (4), be communicated with again, the 4th generator (17) has the cryogen liquid pipeline to be communicated with the 3rd absorber (6) through the second choke valve (19) again after the 3rd generator (3) has 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 the 4th generator (17)---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), form back-heating type the 3rd class absorption heat pump of being with the economic benefits and social benefits that have surplus heat to drive flow process.

4. back-heating type the 3rd class absorption heat pump, in back-heating type claimed in claim 2 the 3rd class absorption heat pump, increase by the 4th generator, the second choke valve and the 5th solution heat exchanger, the second generator (2) is had the concentrated solution pipeline to be communicated with the 3rd generator (3) through the 3rd solution heat exchanger (12) to be adjusted into the second generator (2) has the concentrated solution pipeline to be communicated with the 3rd generator (3) through the 3rd solution heat exchanger (12) and the 5th solution heat exchanger (21), there is the concentrated solution pipeline with the first absorber (4), to be communicated with and to be adjusted into the 3rd generator (3) and to have the concentrated solution pipeline to be communicated with the 4th generator (17) through the 5th solution heat exchanger (21) through the second solution pump (8) and the first solution heat exchanger (10) in the 3rd generator (3), the 4th generator (17) has the concentrated solution pipeline to be communicated with the first absorber (4) through the second solution pump (8) and the first solution heat exchanger (10) again---and refrigerant vapour that the 3rd generator produces is as the driving thermal medium of the 4th generator, after 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 the 4th generator (17) in the 3rd generator (3), the 4th generator (17) has the cryogen liquid pipeline to be communicated with the 3rd absorber (6) through the second choke valve (19) again, the 4th generator (17) also has the refrigerant vapour passage to be communicated with the 3rd absorber (6), form back-heating type the 3rd class absorption heat pump of being with the economic benefits and social benefits that have surplus heat to drive flow process.

5. back-heating type the 3rd class absorption heat pump, in back-heating type claimed in claim 2 the 3rd class absorption heat pump, increase by the 4th generator, the second choke valve, the 4th solution pump and the 5th solution heat exchanger, the second generator (2) is had the concentrated solution pipeline to be communicated with the 3rd generator (3) through the 3rd solution heat exchanger (12) to be adjusted into the second generator (2) has the concentrated solution pipeline to be communicated with the 4th generator (17) through the 3rd solution heat exchanger (12), 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, the first absorber (4) is had to the weak solution pipeline through the first solution pump (7), the first solution heat exchanger (10) and the second solution heat exchanger (11) are communicated with the second absorber (5) and are adjusted into the first absorber (4) and the weak solution pipeline are arranged through the first solution pump (7), the first solution heat exchanger (10), the 5th solution heat exchanger (21) and the second solution heat exchanger (11) are communicated with the second absorber (5), the 4th generator (17) has the cryogen liquid pipeline to be communicated with the 3rd absorber (6) through the second choke valve (19) again after the 3rd generator (3) has 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 the 4th generator (17)---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), form back-heating type the 3rd class absorption heat pump of being with the economic benefits and social benefits that have surplus heat to drive flow process.

6. back-heating type the 3rd class absorption heat pump, 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, 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 the second generator (2) through newly-increased solution heat exchanger (B), newly-increased generator (A) has the cryogen liquid pipeline to be communicated with condenser (14) through newly-increased choke valve (C) again after the first generator (1) has the refrigerant vapour passage to be communicated with condenser (14) to be adjusted into the first generator (1) to have the refrigerant vapour passage to be communicated with newly-increased generator (A)---and the refrigerant vapour of the 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), form 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, 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, the 3rd absorber (6) is had to the weak solution pipeline through the 3rd solution pump (9), the 3rd solution heat exchanger (12) and the 4th solution heat exchanger (13) are communicated with the first generator (1) and are adjusted into the 3rd absorber (6) and the weak solution pipeline are arranged 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) are communicated with the first generator (1), there is the concentrated solution pipeline to be communicated with the second generator (2) through the 4th solution heat exchanger (13) to be adjusted into the first generator (1) to have the concentrated solution pipeline to be communicated with newly-increased generator (A) through newly-increased solution heat exchanger (B) in the first generator (1), newly-increased generator (A) has the concentrated solution pipeline to be communicated with the second generator (2) through the 4th solution heat exchanger (13) again, newly-increased generator (A) has the cryogen liquid pipeline to be communicated with condenser (14) through newly-increased choke valve (C) again after the first generator (1) has the refrigerant vapour passage to be communicated with condenser (14) to be adjusted into the first generator (1) to have the refrigerant vapour passage to be communicated with newly-increased generator (A)---and the refrigerant vapour of the 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), form 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, 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, the 3rd absorber (6) is had to the weak solution pipeline through the 3rd solution pump (9), the 3rd solution heat exchanger (12) and the 4th solution heat exchanger (13) are communicated with the first generator (1) and are adjusted into the 3rd absorber (6) and the weak solution pipeline are arranged through the 3rd solution pump (9), the 3rd solution heat exchanger (12) and the 4th solution heat exchanger (13) are communicated with newly-increased generator (A), newly-increased generator (A) has the concentrated solution pipeline to be communicated with the first generator (1) through newly-increased solution pump (D) and newly-increased solution heat exchanger (B) again, there is the concentrated solution pipeline to be communicated with the second generator (2) through the 4th solution heat exchanger (13) to be adjusted into the first generator (1) to have the concentrated solution pipeline to be communicated with the second generator (2) through newly-increased solution heat exchanger (B) and the 4th solution heat exchanger (13) in the first generator (1), newly-increased generator (A) has the cryogen liquid pipeline to be communicated with condenser (14) through newly-increased choke valve (C) again after the first generator (1) has the refrigerant vapour passage to be communicated with condenser (14) to be adjusted into the first generator (1) to have the refrigerant vapour passage to be communicated with newly-increased generator (A)---and the refrigerant vapour of the 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), form 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, in described arbitrary back-heating type the 3rd class absorption heat pump of claim 6-8, increase newly-increased the second choke valve, cancel the second generator (2) and the outside driving thermal medium pipeline that is communicated with, the first generator (1) set up the refrigerant vapour passage and be communicated with the second generator (2) after the second generator (2) have again the cryogen liquid pipeline to be communicated with condenser (14) through newly-increased the second choke valve (E)---the first generator provides refrigerant vapour to make its driving thermal medium to the second generator, form back-heating type the 3rd class absorption heat pump that the high temperature economic benefits and social benefits drive.

10. back-heating type the 3rd class absorption heat pump, 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, there is the weak solution pipeline to be communicated with the first solution heat exchanger (10) through the first solution pump (7) to be adjusted into the first absorber (4) to have the weak solution pipeline to be communicated with newly-increased absorption-evaporimeter (F) through newly-increased solution heat exchanger (B) the first absorber (4), newly-increased absorption-evaporimeter (F) has the weak solution pipeline to be communicated with the first solution heat exchanger (10) through the first solution pump (7) and newly-increased solution heat exchanger (B) again, evaporimeter (15) is had the refrigerant vapour passage to be communicated with the 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) is set up cryogen liquid pipeline newly-increased absorption-evaporimeter (F) after increasing cryogen liquid pump (G) newly and newly-increased absorption-evaporimeter (F) is communicated with has refrigerant vapour to be communicated with the first absorber (4) again, or 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 again refrigerant vapour to be communicated with the first absorber (4), form back-heating type the 3rd class absorption heat pump.

11. back-heating type the 3rd class absorption heat pump, 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, the first solution heat exchanger (10) is had the concentrated solution pipeline to be communicated with the first absorber (4) to be adjusted into the 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 the first absorber (4) through newly-increased solution pump (D) and newly-increased solution heat exchanger (B) again, there is the weak solution pipeline to be communicated with the first solution heat exchanger (10) through the first solution pump (7) to be adjusted into the first absorber (4) to have the weak solution pipeline to be communicated with the first solution heat exchanger (10) through newly-increased solution heat exchanger (B) and the first solution pump (7) the first absorber (4), evaporimeter (15) is had the refrigerant vapour passage to be communicated with the 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) is set up cryogen liquid pipeline newly-increased absorption-evaporimeter (F) after increasing cryogen liquid pump (G) newly and newly-increased absorption-evaporimeter (F) is communicated with has refrigerant vapour to be communicated with the first absorber (4) again, or 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 again refrigerant vapour to be communicated with the first absorber (4), form back-heating type the 3rd class absorption heat pump.

12. back-heating type the 3rd class absorption heat pump, 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, the first generator (1) is had the refrigerant vapour passage to be communicated with condenser (14) to be adjusted into the 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), newly-increased generator (A) also has the refrigerant vapour passage to be communicated with condenser (14), newly-increased generator (A) drives in addition the thermal medium pipeline and is communicated with outside, newly-increased absorber (H) also has the heated medium pipeline to be communicated with outside, form back-heating type the 3rd class absorption heat pump.

13. back-heating type the 3rd class absorption heat pump, in described arbitrary back-heating type the 3rd class absorption heat pump of claim 12, increase newly-increased condenser and newly-increased choke valve, the 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), newly-increased condenser (I) also has the heated medium pipeline to be communicated with outside, forms back-heating type the 3rd class absorption heat pump; Wherein, also can select condenser (14) is had the cryogen liquid pipeline to be communicated with evaporimeter (15) through choke valve (16) to be adjusted into condenser (14) have 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, 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 first absorber (4) and the outside heated medium pipeline that is communicated with, cancel the second absorber (5) and the outside heated medium pipeline that is communicated with, evaporimeter (15) set up the cryogen liquid pipeline through newly-increased cryogen liquid pump (G) and be communicated with successively the first absorber (4) and the second absorber (5) afterwards the second absorber (5) have again the refrigerant vapour passage to be communicated with newly-increased absorber (H), or condenser (14) set up the cryogen liquid pipeline through newly-increased choke valve (C) and be communicated with successively the first absorber (4) and the second absorber (5) afterwards the second absorber (5) have again the refrigerant vapour passage to be communicated with newly-increased absorber (H), form back-heating type the 3rd class absorption heat pump.

15. back-heating type the 3rd class absorption heat pump, in described arbitrary back-heating type the 3rd class absorption heat pump of claim 6-8, increase newly-increased condenser and newly-increased the second choke valve, the 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 the second choke valve (E), newly-increased condenser (I) also has the heated medium pipeline to be communicated with outside, forms back-heating type the 3rd class absorption heat pump.

16. back-heating type the 3rd class absorption heat pump, in arbitrary back-heating type the 3rd class absorption heat pump claimed in claim 9, increase newly-increased condenser and newly-increased the 3rd choke valve, the 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 the 3rd choke valve, newly-increased condenser (I) also has the heated medium pipeline to be communicated with outside, forms back-heating type the 3rd class absorption heat pump.

17. back-heating type the 3rd class absorption heat pump, in described arbitrary back-heating type the 3rd class absorption heat pump of claim 6-8, increase newly-increased condenser, newly-increased the second choke valve, newly-increased the second generator, newly-increased absorber, newly-increased the second solution heat exchanger and newly-increased the 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 the second generator through newly-increased the second solution pump and newly-increased the second solution heat exchanger, newly-increased the second generator also has the concentrated solution pipeline to be communicated with newly-increased absorber (H) through newly-increased the second solution heat exchanger, newly-increased the second generator also has the refrigerant vapour passage to be 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 the second choke valve (E), newly-increased the second generator drives in addition the thermal medium pipeline and is communicated with outside, newly-increased absorber (H) and newly-increased condenser (I) also have respectively the heated medium pipeline to be communicated with outside, form back-heating type the 3rd class absorption heat pump.

18. back-heating type the 3rd class absorption heat pump, in arbitrary back-heating type the 3rd class absorption heat pump claimed in claim 9, increase newly-increased condenser, newly-increased the 3rd choke valve, newly-increased the second generator, newly-increased absorber, newly-increased the second solution heat exchanger and newly-increased the 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 the second generator through newly-increased the second solution pump and newly-increased the second solution heat exchanger, newly-increased the second generator also has the concentrated solution pipeline to be communicated with newly-increased absorber (H) through newly-increased the second solution heat exchanger, newly-increased the second generator also has the refrigerant vapour passage to be 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 the 3rd choke valve, newly-increased the second generator drives in addition the thermal medium pipeline and is communicated with outside, newly-increased absorber (H) and newly-increased condenser (I) also have respectively the heated medium pipeline to be communicated with outside, form back-heating type the 3rd class absorption heat pump.

19. back-heating type the 3rd class absorption heat pump, in described arbitrary back-heating type the 3rd class absorption heat pump of claim 17, increase newly-increased the 3rd choke valve, cancel newly-increased the second generator and the outside driving thermal medium pipeline that is communicated with, the first generator (1) set up the refrigerant vapour passage and be communicated with newly-increased the second generator after newly-increased the second generator have again the cryogen liquid pipeline to be communicated with newly-increased condenser (I) through newly-increased the 3rd choke valve---the first generator provides refrigerant vapour to make its driving thermal medium to newly-increased the second generator, formation back-heating type the 3rd class absorption heat pump.

20. back-heating type the 3rd class absorption heat pump, in described arbitrary back-heating type the 3rd class absorption heat pump of claim 18, increase newly-increased the 4th choke valve, cancel newly-increased the second generator and the outside driving thermal medium pipeline that is communicated with, the first generator (1) set up the refrigerant vapour passage and be communicated with newly-increased the second generator after newly-increased the second generator have again the cryogen liquid pipeline to be communicated with newly-increased condenser (I) through newly-increased the 4th choke valve---the first generator provides refrigerant vapour to make its driving thermal medium to newly-increased the second generator, formation back-heating type the 3rd class absorption heat pump.