CN102563953B

CN102563953B - Three-generation-three-absorption system and class III absorption heat pump

Info

Publication number: CN102563953B
Application number: CN201210032294.7A
Authority: CN
Inventors: 李华玉
Original assignee: Individual
Current assignee: Individual
Priority date: 2012-02-03
Filing date: 2012-02-03
Publication date: 2014-07-30
Anticipated expiration: 2032-02-03
Also published as: CN102563953A

Abstract

The invention provides a three-generation-three-absorption system and a class III absorption heat pump, which belong to the technical field of heat pumps. Three generation processes of solution are completed sequentially by a first generator with waste heat and a second generator and a third generator respectively with high temperature drive heat, the first generator supplies cryogen steam for the exterior, the second generator supplies the cryogen steam for a second absorber, the third generator supplies the cryogen steam for a third absorber, the cryogen steam is supplied for a first absorber by the exterior, and the first absorber, the second absorber and the third absorber supply heat load for the exterior to form the three-generation-three-absorption system. A condenser, an evaporator and a cryogen liquid pump are added, the cryogen steam of the first generator enters the condenser, the cryogen liquid of the condenser enters the evaporator through the cryogen liquid pump, and the cryogen steam of the evaporator enters the first absorber to form the class III absorption heat pump.

Description

Three there is-tri-absorption systems and the 3rd class absorption heat pump

Technical field:

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

Background technology:

In residual heat resources, compared with the occasion of horn of plenty, it is effective means that the 3rd class absorption heat pump technology of employing is carried out UTILIZATION OF VESIDUAL HEAT IN, has considerable energy-saving and environmental protection and economic benefit.Heat being risen on the level of user's request from waste heat supply temperature is the prerequisite that realizes low temperature heat, in addition will consider to reduce the temperature difference of diabatic process, considers the comprehensive utilization of the heat energy of different grades, to improve the thermodynamics sophistication of absorption heat pump.For the flow process that is realized heat transmission by high-temperature generator and respective absorption device, particularly consider high temperature driven thermal medium adopt non-phase change medium and flow relatively little and cause the situation that variations in temperature is larger, in order to reduce heat transfer temperature difference, to reduce irreversible heat transfer degree, the substep that can adopt two high-temperature generators to realize solution occurs, and completes heat transfer process in conjunction with two corresponding absorbers.

Summary of the invention:

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

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

2. three there are-tri-absorption systems, to occur in-tri-absorption systems three described in the 1st, the first generator is had to concentrated solution pipeline through the first solution pump, the first solution heat exchanger, the second solution heat exchanger and the 4th solution heat exchanger are communicated with the second generator and are adjusted into the first generator and have concentrated solution pipeline through the first solution pump, the first solution heat exchanger and the second solution heat exchanger are communicated with the second generator, there is weak solution pipeline to be communicated with the second absorber and to be adjusted into the first absorber and to have weak solution pipeline through the second solution pump through the second solution pump and the 3rd solution heat exchanger the first absorber, the 3rd solution heat exchanger and the 4th solution heat exchanger are communicated with the second absorber, form three-tri-absorption systems occur.

3. the 3rd class absorption heat pump, to occur in-tri-absorption systems three described in the 1st, increase condenser, evaporimeter and cryogen liquid pump, there are refrigerant vapour passage and outside connection to be defined as the first generator and to have refrigerant vapour passage to be communicated with condenser in the first generator, condenser also has cryogen liquid pipeline to be communicated with evaporimeter through cryogen liquid pump, there are refrigerant vapour passage and outside connection to be defined as evaporimeter and to have refrigerant vapour passage to be communicated with the first absorber the first absorber, condenser also has cooling medium pipeline to be communicated with outside, the evaporimeter medium pipeline that also has surplus heat is communicated with outside, form the 3rd class absorption heat pump.

4. the 3rd class absorption heat pump, to occur in-tri-absorption systems three described in the 2nd, increase condenser, evaporimeter and cryogen liquid pump, there are refrigerant vapour passage and outside connection to be defined as the first generator and to have refrigerant vapour passage to be communicated with condenser in the first generator, condenser also has cryogen liquid pipeline to be communicated with evaporimeter through cryogen liquid pump, there are refrigerant vapour passage and outside connection to be defined as evaporimeter and to have refrigerant vapour passage to be communicated with the first absorber the first absorber, condenser also has cooling medium pipeline to be communicated with outside, the evaporimeter medium pipeline that also has surplus heat is communicated with outside, form the 3rd class absorption heat pump.

5. the 3rd class absorption heat pump, in the 3rd class absorption heat pump described in the 3rd, increase by the 4th generator, choke valve and the 5th solution heat exchanger, on the concentrated solution pipeline being communicated with the 4th solution heat exchanger at the second solution heat exchanger, setting up concentrated solution pipeline is communicated with the 4th generator through the 5th solution heat exchanger, the 4th generator also has concentrated solution pipeline to be communicated with the 3rd generator through the 5th solution heat exchanger, after the second generator has refrigerant vapour passage to be communicated with the second absorber to be adjusted into the second generator to have refrigerant vapour passage to be communicated with the 4th generator, the 4th generator has cryogen liquid pipeline to be communicated with evaporimeter through choke valve again---and the refrigerant vapour of the second generator generation is as the driving thermal medium of the 4th generator, the 4th generator also has refrigerant vapour passage to be communicated with the second absorber, form the 3rd class absorption heat pump.

6. the 3rd class absorption heat pump, in the 3rd class absorption heat pump described in the 3rd, increase by the 4th generator, choke valve and the 5th solution heat exchanger, the first generator is had to concentrated solution pipeline through the first solution pump, the first solution heat exchanger, the second solution heat exchanger and the 4th solution heat exchanger are communicated with the second generator and are adjusted into the first generator and have concentrated solution pipeline through the first solution pump, the first solution heat exchanger, the second solution heat exchanger, the 4th solution heat exchanger and the 5th solution heat exchanger are communicated with the second generator, the second generator is had concentrated solution pipeline to be communicated with the 3rd generator through the 4th solution heat exchanger to be adjusted into the second generator has concentrated solution pipeline to be communicated with the 4th generator through the 5th solution heat exchanger, the 4th generator has concentrated solution pipeline to be communicated with the 3rd generator through the 4th solution heat exchanger again, after the second generator has refrigerant vapour passage to be communicated with the second absorber to be adjusted into the second generator to have refrigerant vapour passage to be communicated with the 4th generator, the 4th generator has cryogen liquid pipeline to be communicated with evaporimeter through choke valve again---and the refrigerant vapour of the second generator generation is as the driving thermal medium of the 4th generator, the 4th generator also has refrigerant vapour passage to be communicated with the second absorber, form the 3rd class absorption heat pump.

7. the 3rd class absorption heat pump, in the 3rd class absorption heat pump described in the 3rd, increase by the 4th generator, choke valve, the 5th solution heat exchanger and the 3rd solution pump, the first generator is had to concentrated solution pipeline through the first solution pump, the first solution heat exchanger, the second solution heat exchanger and the 4th solution heat exchanger are communicated with the second generator and are adjusted into the first generator and have concentrated solution pipeline through the first solution pump, the first solution heat exchanger, the second solution heat exchanger and the 4th solution heat exchanger are communicated with the 4th generator, the 4th generator has concentrated solution pipeline to be communicated with the second generator through the 3rd solution pump and the 5th solution heat exchanger again, the second generator is had concentrated solution pipeline to be communicated with the 3rd generator through the 4th solution heat exchanger to be adjusted into the second generator has concentrated solution pipeline to be communicated with the 3rd generator through the 5th solution heat exchanger and the 4th solution heat exchanger, after the second generator has refrigerant vapour passage to be communicated with the second absorber to be adjusted into the second generator to have refrigerant vapour passage to be communicated with the 4th generator, the 4th generator has cryogen liquid pipeline to be communicated with evaporimeter through choke valve again---and the refrigerant vapour of the second generator generation is as the driving thermal medium of the 4th generator, the 4th generator also has refrigerant vapour passage to be communicated with the second absorber, form the 3rd class absorption heat pump.

8. the 3rd class absorption heat pump, in the 3rd class absorption heat pump described in the 4th, increase by the 4th generator, choke valve and the 5th solution heat exchanger, the first generator is had to concentrated solution pipeline through the first solution pump, the first solution heat exchanger and the second solution heat exchanger are communicated with the second generator and are adjusted into the first generator and have concentrated solution pipeline through the first solution pump, after the first solution heat exchanger and the second solution heat exchanger, be directly communicated with the 4th generator through the 5th solution heat exchanger again with the second generator connected sum respectively, the 4th generator also has concentrated solution pipeline to be communicated with the 3rd generator through the 5th solution heat exchanger, after the second generator has refrigerant vapour passage to be communicated with the second absorber to be adjusted into the second generator to have refrigerant vapour passage to be communicated with the 4th generator, the 4th generator has cryogen liquid pipeline to be communicated with evaporimeter through choke valve again---and the refrigerant vapour of the second generator generation is as the driving thermal medium of the 4th generator, the 4th generator also has refrigerant vapour passage to be communicated with the second absorber, form the 3rd class absorption heat pump.

9. the 3rd class absorption heat pump, in the 3rd class absorption heat pump described in the 4th, increase by the 4th generator, choke valve and the 5th solution heat exchanger, the second generator is had concentrated solution pipeline to be communicated with the 3rd generator through the 4th solution heat exchanger to be adjusted into the second generator has concentrated solution pipeline to be communicated with the 4th generator through the 5th solution heat exchanger, the 4th generator has concentrated solution pipeline to be communicated with the 3rd generator through the 5th solution heat exchanger and the 4th solution heat exchanger again, after the second generator has refrigerant vapour passage to be communicated with the second absorber to be adjusted into the second generator to have refrigerant vapour passage to be communicated with the 4th generator, the 4th generator has cryogen liquid pipeline to be communicated with evaporimeter through choke valve again---and the refrigerant vapour of the second generator generation is as the driving thermal medium of the 4th generator, the 4th generator also has refrigerant vapour passage to be communicated with the second absorber, form the 3rd class absorption heat pump.

10. the 3rd class absorption heat pump, in the 3rd class absorption heat pump described in the 4th, increase by the 4th generator, choke valve, the 5th solution heat exchanger and the 3rd solution pump, the first generator is had to concentrated solution pipeline through the first solution pump, the first solution heat exchanger and the second solution heat exchanger are communicated with the second generator and are adjusted into the first generator and have concentrated solution pipeline through the first solution pump, the first solution heat exchanger, the second solution heat exchanger and the 5th solution heat exchanger are communicated with the 4th generator, the 4th generator has concentrated solution pipeline to be communicated with the second generator through the 3rd solution pump and the 5th solution heat exchanger again, after the second generator has refrigerant vapour passage to be communicated with the second absorber to be adjusted into the second generator to have refrigerant vapour passage to be communicated with the 4th generator, the 4th generator has cryogen liquid pipeline to be communicated with evaporimeter through choke valve again---and the refrigerant vapour of the second generator generation is as the driving thermal medium of the 4th generator, the 4th generator also has refrigerant vapour passage to be communicated with the second absorber, form the 3rd class absorption heat pump.

11. the 3rd class absorption heat pumps, in arbitrary the 3rd class absorption heat pump described in 5-10 item, increase by the second choke valve, cancel the 3rd generator and the outside driving thermal medium pipeline being communicated with, the second generator set up refrigerant vapour passage be communicated with the 3rd generator after the 3rd generator have again cryogen liquid pipeline to be communicated with evaporimeter through the second choke valve---the second generator to the 3rd generator provide refrigerant vapour do its driving thermal medium, formation the 3rd class absorption heat pump.

12. the 3rd class absorption heat pumps, in arbitrary the 3rd class absorption heat pump described in 3-11 item, increase newly-increased cryogen liquid pump or newly-increased choke valve, newly-increased generator, newly-increased solution pump and newly-increased solution heat exchanger, there is weak solution pipeline to be communicated with the first generator through the first solution heat exchanger to be adjusted into the 3rd absorber to have weak solution pipeline to be directly communicated with newly-increased generator through increasing solution heat exchanger newly again with the first generator connected sum respectively after the first solution heat exchanger the 3rd absorber, newly-increased generator also has concentrated solution pipeline to converge with the concentrated solution pipeline of the first generator after the first solution pump after newly-increased solution pump and newly-increased solution heat exchanger, after the first generator has refrigerant vapour passage to be communicated with condenser to be adjusted into the first generator to have refrigerant vapour passage to be communicated with newly-increased generator, newly-increased generator has cryogen liquid pipeline to be communicated with evaporimeter or to be communicated with condenser through newly-increased choke valve through newly-increased cryogen liquid pump again---and the refrigerant vapour of the first generator generation is as the driving thermal medium that increases generator newly, newly-increased generator also has refrigerant vapour passage to be communicated with condenser, form the 3rd class absorption heat pump.

13. the 3rd class absorption heat pumps, in arbitrary the 3rd class absorption heat pump described in 3-11 item, increase newly-increased cryogen liquid pump or newly-increased choke valve, newly-increased generator and newly-increased solution heat exchanger, there is concentrated solution pipeline to be communicated with the first solution heat exchanger through the first solution pump to be adjusted into the first generator to have concentrated solution pipeline to be communicated with newly-increased generator through newly-increased solution heat exchanger in the first generator, newly-increased generator has concentrated solution pipeline to be communicated with the first solution heat exchanger through the first solution pump and newly-increased solution heat exchanger again, after the first generator has refrigerant vapour passage to be communicated with condenser to be adjusted into the first generator to have refrigerant vapour passage to be communicated with newly-increased generator, newly-increased generator has cryogen liquid pipeline to be communicated with evaporimeter or to be communicated with condenser through newly-increased choke valve through newly-increased cryogen liquid pump again---and the refrigerant vapour of the first generator generation is as the driving thermal medium that increases generator newly, newly-increased generator also has refrigerant vapour passage to be communicated with condenser, form the 3rd class absorption heat pump.

14. the 3rd class absorption heat pumps, in arbitrary the 3rd class absorption heat pump described in 3-11 item, increase newly-increased cryogen liquid pump or newly-increased choke valve, newly-increased generator, newly-increased solution pump and newly-increased solution heat exchanger, the 3rd absorber is had weak solution pipeline to be communicated with the first generator through the first solution heat exchanger to be adjusted into the 3rd absorber has weak solution pipeline to be communicated with newly-increased generator through the first solution heat exchanger and newly-increased solution heat exchanger, newly-increased generator has concentrated solution pipeline to be communicated with the first generator through newly-increased solution pump and newly-increased solution heat exchanger again, after the first generator has refrigerant vapour passage to be communicated with condenser to be adjusted into the first generator to have refrigerant vapour passage to be communicated with newly-increased generator, newly-increased generator has cryogen liquid pipeline to be communicated with evaporimeter or to be communicated with condenser through newly-increased choke valve through newly-increased cryogen liquid pump again---and the refrigerant vapour of the first generator generation is as the driving thermal medium that increases generator newly, newly-increased generator also has refrigerant vapour passage to be communicated with condenser, form the 3rd class absorption heat pump.

15. the 3rd class absorption heat pumps, in arbitrary the 3rd class absorption heat pump described in 3-4 item, increase newly-increased generator, newly-increased absorber, newly-increased condenser, newly-increased solution pump, newly-increased solution heat exchanger and newly-increased choke valve, the second generator or the 3rd generator are set up refrigerant vapour passage and are communicated with newly-increased absorber, newly-increased absorber also has weak solution pipeline to be communicated with newly-increased generator through newly-increased solution pump and newly-increased solution heat exchanger, newly-increased generator also has concentrated solution pipeline to be communicated with newly-increased absorber through newly-increased solution heat exchanger, newly-increased generator also has refrigerant vapour passage to be communicated with newly-increased condenser, newly-increased condenser also has cryogen liquid pipeline to be communicated with evaporimeter through newly-increased choke valve, newly-increased generator drives thermal medium pipeline to be communicated with outside in addition, newly-increased absorber and newly-increased condenser also have respectively heated medium pipeline to be communicated with outside, form the 3rd class absorption heat pump.

16. the 3rd class absorption heat pumps, in arbitrary the 3rd class absorption heat pump described in 5-11 item, increase newly-increased generator, newly-increased absorber, newly-increased condenser, newly-increased solution pump, newly-increased solution heat exchanger and newly-increased choke valve, the 4th generator is set up refrigerant vapour passage and is communicated with newly-increased absorber, newly-increased absorber also has weak solution pipeline to be communicated with newly-increased generator through newly-increased solution pump and newly-increased solution heat exchanger, newly-increased generator also has concentrated solution pipeline to be communicated with newly-increased absorber through newly-increased solution heat exchanger, newly-increased generator also has refrigerant vapour passage to be communicated with newly-increased condenser, newly-increased condenser also has cryogen liquid pipeline to be communicated with evaporimeter through newly-increased choke valve, newly-increased generator drives thermal medium pipeline to be communicated with outside in addition, newly-increased absorber and newly-increased condenser also have respectively heated medium pipeline to be communicated with outside, form the 3rd class absorption heat pump.

17. the 3rd class absorption heat pumps, in arbitrary the 3rd class absorption heat pump described in the 16th, increase newly-increased the second choke valve, cancel newly-increased generator and the outside driving thermal medium pipeline being communicated with, the second generator set up refrigerant vapour passage and be communicated with newly-increased generator after newly-increased generator have again cryogen liquid pipeline to be communicated with newly-increased condenser through newly-increased the second choke valve---the second generator provides refrigerant vapour to make its driving thermal medium, formation the 3rd class absorption heat pump to newly-increased generator.

18. the 3rd class absorption heat pumps, be 3-4 item, the 15th, taking any one in 3-4 item in arbitrary the 3rd class absorption heat pump described in the 12-14 item on basis, the second generator is had refrigerant vapour passage to be communicated with the second absorber to be adjusted into the second generator has refrigerant vapour passage to be communicated with the 3rd absorber, the 3rd generator is had refrigerant vapour passage to be communicated with the 3rd absorber to be adjusted into the 3rd generator has refrigerant vapour passage to be communicated with the second absorber, forms the 3rd class absorption heat pump.

19. the 3rd class absorption heat pumps, be 5-11 item, taking any one in 5-11 item as basis 12-14 item described in arbitrary the 3rd class absorption heat pump in, the 4th generator is had refrigerant vapour passage to be communicated with the second absorber to be adjusted into the 4th generator has refrigerant vapour passage to be communicated with the 3rd absorber, the 3rd generator is had refrigerant vapour passage to be communicated with the 3rd absorber to be adjusted into the 3rd generator has refrigerant vapour passage to be communicated with the second absorber, forms the 3rd class absorption heat pump.

Briefly explain the present invention as an example of the 3rd class absorption heat pump shown in Fig. 2 example below:

In Fig. 2, the first generator 1 utilizes waste heat, the second generator 2 and the 3rd generator 3 to utilize high temperature driven heat to complete successively three generating processes of solution, exists two kinds to drive the temperature difference, belongs to the 3rd class absorption heat pump solution stream flow process occurs; In addition, adopt the second generator 2 and 3 two high-temperature generators of the 3rd generator, substep is realized the high temperature generating process of solution, reduces heat transfer temperature difference, reduce irreversible heat transfer degree, the deep exploitation that can realize high temperature driven heat maybe can utilize the high temperature driven heat of different grades.

Brief description of the drawings:

There are-tri-absorption system structure and schematic flow sheets according to provided by the present invention three in Fig. 1.

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

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

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

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

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

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

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

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

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

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

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

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

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

Figure 15 is according to the 3rd class absorption heat pump provided by the present invention the 14th kind of structure and schematic flow sheet.

Figure 16 is according to the 3rd class absorption heat pump provided by the present invention the 15th 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 first solution heat exchanger, 10-the second solution heat exchanger, 11-the 3rd solution heat exchanger, 12-the 4th solution heat exchanger, 13-condenser, 14-evaporimeter, 15-cryogen liquid pump, 16-the 4th generator, 17-choke valve, 18-the 5th solution heat exchanger, 19-the 3rd solution pump, 20-the second choke valve; A-increases generator newly, and B-increases solution pump newly, and C-increases solution heat exchanger newly, and D-increases cryogen liquid pump newly, and E-increases choke valve newly, and F-increases absorber newly, and G-increases condenser newly.

It should be appreciated that:

(1), in Fig. 4-5,7-8, when the steam pressure of the 3rd generator 3 is during higher than the steam pressure of the 4th generator 16, the concentrated solution export pipeline of the 4th generator 16 should increase solution pump; Correspondingly, the weak solution export pipeline of the second absorber 5 increases solution pump.

(2), in Figure 16, when the steam pressure of the 3rd absorber 6 is during higher than the steam pressure of the second absorber 5, the weak solution export pipeline of the second absorber 5 should consider to increase solution pump.

Detailed description of the invention:

First be noted that in the statement of structure and flow process, in inessential situation, do not repeat; Apparent flow process is not explained.Describe the present invention in detail below in conjunction with accompanying drawing and example.

There are-tri-absorption systems and be achieved in that in three shown in Fig. 1

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

2. in flow process, waste heat MEDIA FLOW is through the first generator 1, heating enters the solution release in it and refrigerant vapour is externally provided, the concentrated solution of the first generator 1 is through the first solution pump 7, the first solution heat exchanger 9, the second solution heat exchanger 10 and the 4th solution heat exchanger 12 enter the second generator 2, 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 4th solution heat exchanger 12, drive heat medium flow 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 3rd solution heat exchanger 11, absorb from outside refrigerant vapour heat release in heated medium, the weak solution of the first absorber 4 enters the second absorber 5 through the second solution pump 8 and the 3rd solution heat exchanger 11, absorb refrigerant vapour heat release in heated medium, the weak solution of the second absorber 5 enters the 3rd absorber 6 through the second solution heat exchanger 10, absorb refrigerant vapour heat release in heated medium, the weak solution of the 3rd absorber 6 enters the first generator 1 through the first solution heat exchanger 9, form three-tri-absorption systems occur.

The 3rd class absorption heat pump shown in Fig. 2 is achieved in that

1. in structure, occur in-tri-absorption systems at three shown in Fig. 1, increase condenser, evaporimeter and cryogen liquid pump, there are refrigerant vapour passage and outside connection to be defined as the first generator 1 and to have refrigerant vapour passage to be communicated with condenser 13 in the first generator 1, condenser 13 also has cryogen liquid pipeline to be communicated with evaporimeter 14 through cryogen liquid pump 15, there are refrigerant vapour passage and outside connection to be defined as evaporimeter 14 and to have refrigerant vapour passage to be communicated with the first absorber 4 the first absorber 4, condenser 13 also has cooling medium pipeline to be communicated with outside, evaporimeter 14 medium pipeline that also has surplus heat is communicated with outside.

2. in flow process, the refrigerant vapour that the first generator 1 produces enters condenser 13, heat release and after cooling medium, becomes cryogen liquid, the cryogen liquid of condenser 13 enters evaporimeter 14 through 15 pressurizations of cryogen liquid pump, the cryogen liquid that waste heat MEDIA FLOW enters in it through evaporimeter 14, heating becomes refrigerant vapour and provides to the first absorber 4, forms the 3rd class absorption heat pump.

The 3rd class absorption heat pump shown in Fig. 3 is achieved in that

In the 3rd class absorption heat pump shown in Fig. 2, the first generator 1 is had to concentrated solution pipeline through the first solution pump 7, the first solution heat exchanger 9, the second solution heat exchanger 10 and the 4th solution heat exchanger 12 are communicated with the second generator 2 and are adjusted into the first generator 1 and have concentrated solution pipeline through the first solution pump 7, the first solution heat exchanger 9 and the second solution heat exchanger 10 are communicated with the second generator 2, there is weak solution pipeline to be communicated with the second absorber 5 and to be adjusted into the first absorber 4 and to have weak solution pipeline through the second solution pump 8 through the second solution pump 8 and the 3rd solution heat exchanger 11 the first absorber 4, the 3rd solution heat exchanger 11 and the 4th solution heat exchanger 12 are communicated with the second absorber 5, form the 3rd class absorption heat pump.

In the 3rd class absorption heat pump shown in Fig. 4, be achieved in that

1. in structure, in the 3rd class absorption heat pump shown in Fig. 2, increase by the 4th generator, choke valve and the 5th solution heat exchanger, on the concentrated solution pipeline being communicated with the 4th solution heat exchanger 12 at the second solution heat exchanger 10, setting up concentrated solution pipeline is communicated with the 4th generator 16 through the 5th solution heat exchanger 18, the 4th generator 16 also has concentrated solution pipeline to be communicated with the 3rd generator 3 through the 5th solution heat exchanger 18, after having refrigerant vapour passage to be communicated with the second absorber 5 to be adjusted into the second generator 2 to have refrigerant vapour passage to be communicated with the 4th generator 16 in the second generator 2, the 4th generator 16 has cryogen liquid pipeline to be communicated with evaporimeter 14 through choke valve 17 again, the 4th generator 16 also has refrigerant vapour passage to be communicated with the second absorber 5.

2. in flow process, the refrigerant vapour that the second generator produces is as the driving thermal medium of the 4th generator, the part concentrated solution of the first generator 1 is through the first solution pump 7, the first solution heat exchanger 9, the second solution heat exchanger 10 and the 5th solution heat exchanger 18 enter the 4th generator 16, refrigerant vapour the 4th generator 16 of flowing through, the solution that heating enters in it discharges and provides refrigerant vapour to the second absorber 5, the concentrated solution of the 4th generator 16 enters the 3rd generator 3 through the 5th solution heat exchanger 18, the refrigerant vapour heat release of the 4th generator 16 of flowing through becomes cryogen liquid, enter evaporimeter 14 through choke valve 17 throttlings again, form the 3rd class absorption heat pump.

The 3rd class absorption heat pump shown in Fig. 5 is achieved in that

1. in structure, in the 3rd class absorption heat pump shown in Fig. 2, increase by the 4th generator, choke valve and the 5th solution heat exchanger, the first generator 1 is had to concentrated solution pipeline through the first solution pump 7, the first solution heat exchanger 9, the second solution heat exchanger 10 and the 4th solution heat exchanger 12 are communicated with the second generator 2 and are adjusted into the first generator 1 and have concentrated solution pipeline through the first solution pump 7, the first solution heat exchanger 9, the second solution heat exchanger 10, the 4th solution heat exchanger 12 and the 5th solution heat exchanger 18 are communicated with the second generator 2, the second generator 2 is had concentrated solution pipeline to be communicated with the 3rd generator 3 through the 4th solution heat exchanger 12 to be adjusted into the second generator 2 has concentrated solution pipeline to be communicated with the 4th generator 16 through the 5th solution heat exchanger 18, the 4th generator 16 has concentrated solution pipeline to be communicated with the 3rd generator 3 through the 4th solution heat exchanger 12 again, after having refrigerant vapour passage to be communicated with the second absorber 5 to be adjusted into the second generator 2 to have refrigerant vapour passage to be communicated with the 4th generator 16 in the second generator 2, the 4th generator 16 has cryogen liquid pipeline to be communicated with evaporimeter 14 through choke valve 17 again, the 4th generator 16 also has refrigerant vapour passage to be communicated with the second absorber 5.

2. in flow process, the refrigerant vapour that the second generator produces is as the driving thermal medium of the 4th generator, the concentrated solution of the first generator 1 is through the first solution pump 7, the first solution heat exchanger 9, the second solution heat exchanger 10, the 4th solution heat exchanger 12 and the 5th solution heat exchanger 18 enter the second generator 2, the concentrated solution of the second generator 2 enters the 4th generator 16 through the 5th solution heat exchanger 18, refrigerant vapour the 4th generator 16 of flowing through, the solution that heating enters in it discharges and provides refrigerant vapour to the second absorber 5, the concentrated solution of the 4th generator 16 enters the 3rd generator 3 through the 4th solution heat exchanger 12, the refrigerant vapour heat release of the 4th generator 16 of flowing through becomes cryogen liquid, enter evaporimeter 14 through choke valve 17 throttlings again, form the 3rd class absorption heat pump.

The 3rd class absorption heat pump shown in Fig. 6 is achieved in that

1. in structure, in the 3rd class absorption heat pump shown in Fig. 2, increase by the 4th generator, choke valve, the 5th solution heat exchanger and the 3rd solution pump, the first generator 1 is had to concentrated solution pipeline through the first solution pump 7, the first solution heat exchanger 9, the second solution heat exchanger 10 and the 4th solution heat exchanger 12 are communicated with the second generator 2 and are adjusted into the first generator 1 and have concentrated solution pipeline through the first solution pump 7, the first solution heat exchanger 9, the second solution heat exchanger 10 and the 4th solution heat exchanger 12 are communicated with the 4th generator 16, the 4th generator 16 has concentrated solution pipeline to be communicated with the second generator 2 through the 3rd solution pump 19 and the 5th solution heat exchanger 18 again, the second generator 2 is had concentrated solution pipeline to be communicated with the 3rd generator 3 through the 4th solution heat exchanger 12 to be adjusted into the second generator 2 has concentrated solution pipeline to be communicated with the 3rd generator 3 through the 5th solution heat exchanger 18 and the 4th solution heat exchanger 12, after having refrigerant vapour passage to be communicated with the second absorber 5 to be adjusted into the second generator 2 to have refrigerant vapour passage to be communicated with the 4th generator 16 in the second generator 2, the 4th generator 16 has cryogen liquid pipeline to be communicated with evaporimeter 14 through choke valve 17 again, the 4th generator 16 also has refrigerant vapour passage to be communicated with the second absorber 5.

2. in flow process, the refrigerant vapour that the second generator produces is as the driving thermal medium of the 4th generator, the concentrated solution of the first generator 1 is through the first solution pump 7, the first solution heat exchanger 9, the second solution heat exchanger 10 and the 4th solution heat exchanger 12 enter the 4th generator 16, refrigerant vapour the 4th generator 16 of flowing through, the solution that heating enters in it discharges and provides refrigerant vapour to the second absorber 5, the concentrated solution of the 4th generator 16 enters the second generator 2 through the 3rd solution pump 19 and the 5th solution heat exchanger 18, the refrigerant vapour heat release of the 4th generator 16 of flowing through becomes cryogen liquid, enter evaporimeter 14 through choke valve 17 throttlings again, the concentrated solution of the second generator 2 enters the 3rd generator 3 through the 5th solution heat exchanger 18 and the 4th solution heat exchanger 12, form the 3rd class absorption heat pump.

The 3rd class absorption heat pump shown in Fig. 7 is achieved in that

1. in structure, in the 3rd class absorption heat pump shown in Fig. 3, increase by the 4th generator, choke valve and the 5th solution heat exchanger, the first generator 1 is had to concentrated solution pipeline through the first solution pump 7, the first solution heat exchanger 9 and the second solution heat exchanger 10 are communicated with the second generator 2 and are adjusted into the first generator 1 and have concentrated solution pipeline through the first solution pump 7, after the first solution heat exchanger 9 and the second solution heat exchanger 10, be directly communicated with the 4th generator 16 through the 5th solution heat exchanger 18 again with the second generator 2 connected sums respectively, the 4th generator 16 also has concentrated solution pipeline to be communicated with the 3rd generator 3 through the 5th solution heat exchanger 18, after having refrigerant vapour passage to be communicated with the second absorber 5 to be adjusted into the second generator 2 to have refrigerant vapour passage to be communicated with the 4th generator 16 in the second generator 2, the 4th generator 16 has cryogen liquid pipeline to be communicated with evaporimeter 14 through choke valve 17 again, the 4th generator 16 also has refrigerant vapour passage to be communicated with the second absorber 5.

The 3rd class absorption heat pump shown in Fig. 8 is achieved in that

1. in structure, in the 3rd class absorption heat pump shown in Fig. 3, increase by the 4th generator, choke valve and the 5th solution heat exchanger, the second generator 2 is had concentrated solution pipeline to be communicated with the 3rd generator 3 through the 4th solution heat exchanger 12 to be adjusted into the second generator 2 has concentrated solution pipeline to be communicated with the 4th generator 16 through the 5th solution heat exchanger 18, the 4th generator 16 has concentrated solution pipeline to be communicated with the 3rd generator 3 through the 5th solution heat exchanger 18 and the 4th solution heat exchanger 12 again, after having refrigerant vapour passage to be communicated with the second absorber 5 to be adjusted into the second generator 2 to have refrigerant vapour passage to be communicated with the 4th generator 16 in the second generator 2, the 4th generator 16 has cryogen liquid pipeline to be communicated with evaporimeter 14 through choke valve 17 again, the 4th generator 16 also has refrigerant vapour passage to be communicated with the second absorber 5.

2. in flow process, the refrigerant vapour that the second generator produces is as the driving thermal medium of the 4th generator, the concentrated solution of the second generator 2 enters the 4th generator 16 through the 5th solution heat exchanger 18, refrigerant vapour the 4th generator 16 of flowing through, the solution that heating enters in it discharges and provides refrigerant vapour to the second absorber 5, the concentrated solution of the 4th generator 16 enters the 3rd generator 3 through the 5th solution heat exchanger 18 and the 4th solution heat exchanger 12, the refrigerant vapour heat release of the 4th generator 16 of flowing through becomes cryogen liquid, enter evaporimeter 14 through choke valve 17 throttlings again, form the 3rd class absorption heat pump.

The 3rd class absorption heat pump shown in Fig. 9 is achieved in that

1. in structure, in the 3rd class absorption heat pump shown in Fig. 3, increase by the 4th generator, choke valve, the 5th solution heat exchanger and the 3rd solution pump, the first generator 1 is had to concentrated solution pipeline through the first solution pump 7, the first solution heat exchanger 9 and the second solution heat exchanger 10 are communicated with the second generator 2 and are adjusted into the first generator 1 and have concentrated solution pipeline through the first solution pump 7, the first solution heat exchanger 9, the second solution heat exchanger 10 and the 5th solution heat exchanger 18 are communicated with the 4th generator 16, the 4th generator 16 has concentrated solution pipeline to be communicated with the second generator 2 through the 3rd solution pump 19 and the 5th solution heat exchanger 18 again, after having refrigerant vapour passage to be communicated with the second absorber 5 to be adjusted into the second generator 2 to have refrigerant vapour passage to be communicated with the 4th generator 16 in the second generator 2, the 4th generator 16 has cryogen liquid pipeline to be communicated with evaporimeter 14 through choke valve 17 again, the 4th generator 16 also has refrigerant vapour passage to be communicated with the second absorber 5.

2. in flow process, the refrigerant vapour that the second generator produces is as the driving thermal medium of the 4th generator, the part concentrated solution of the first generator 1 is through the first solution pump 7, the first solution heat exchanger 9, the second solution heat exchanger 10 and the 5th solution heat exchanger 18 enter the 4th generator 16, refrigerant vapour the 4th generator 16 of flowing through, the solution that heating enters in it discharges and provides refrigerant vapour to the second absorber 5, the concentrated solution of the 4th generator 16 enters the second generator 2 through the 3rd solution pump 19 and the 5th solution heat exchanger 18, the refrigerant vapour heat release of the 4th generator 16 of flowing through becomes cryogen liquid, enter evaporimeter 14 through choke valve 17 throttlings again, form the 3rd class absorption heat pump.

The 3rd class absorption heat pump shown in Figure 10 is achieved in that

In the 3rd class absorption heat pump shown in Fig. 5, increase by the second choke valve, cancel the 3rd generator 3 and the outside driving thermal medium pipeline being communicated with, the second generator 2 is set up refrigerant vapour passage and is communicated with the 3rd generator 3 afterwards with the 3rd generator 3 and has cryogen liquid pipeline to be communicated with evaporimeter 14 through the second choke valve 20 again; The second generator provides refrigerant vapour to do it to the 3rd generator and drives thermal medium, the refrigerant vapour solution that the 3rd generator 3, heating enter in it of flowing through discharges and provides refrigerant vapour to the 3rd absorber 6, the refrigerant vapour heat release of the 3rd generator 3 of flowing through becomes cryogen liquid, enters evaporimeter 14 through the second choke valve 20 throttlings again, forms the 3rd class absorption heat pump.

The 3rd class absorption heat pump shown in Figure 11 is achieved in that

1. in structure, in the 3rd class absorption heat pump shown in Fig. 2, increase newly-increased cryogen liquid pump, newly-increased generator, newly-increased solution pump and newly-increased solution heat exchanger, there is weak solution pipeline to be communicated with the first generator 1 through the first solution heat exchanger 9 to be adjusted into the 3rd absorber 6 to have weak solution pipeline to be directly communicated with newly-increased generator A through increasing solution heat exchanger C newly again with the first generator 1 connected sum respectively after the first solution heat exchanger 9 the 3rd absorber 6, newly-increased generator A also has concentrated solution pipeline to converge with the concentrated solution pipeline of the first generator 1 after the first solution pump 7 after newly-increased solution pump B and newly-increased solution heat exchanger C, after having refrigerant vapour passage to be communicated with condenser 13 to be adjusted into the first generator 1 to have refrigerant vapour passage to be communicated with newly-increased generator A in the first generator 1, newly-increased generator A has cryogen liquid pipeline to be communicated with evaporimeter 14 through newly-increased cryogen liquid pump D again, newly-increased generator A also has refrigerant vapour passage to be communicated with condenser 13.

2. in flow process, the refrigerant vapour that the first generator produces is as the driving thermal medium of newly-increased generator, the part weak solution of the 3rd absorber 6 enters newly-increased generator A through the first solution heat exchanger 9 and newly-increased solution heat exchanger C, 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 13, the concentrated solution of newly-increased generator A is converged with the concentrated solution of the first generator 1 after the first solution pump 7 and again through the first solution heat exchanger 9 after newly-increased solution pump B and newly-increased solution heat exchanger C, the second solution heat exchanger 10 and the 4th solution heat exchanger 12 enter the second generator 2, flow through after the refrigerant vapour heat release of newly-increased generator A becomes cryogen liquid and enter evaporimeter 14 through newly-increased cryogen liquid pump D pressurization, form the 3rd class absorption heat pump.

The 3rd class absorption heat pump shown in Figure 12 is achieved in that

1. in structure, in the 3rd class absorption heat pump shown in Fig. 2, increase newly-increased choke valve, newly-increased generator and newly-increased solution heat exchanger, there is concentrated solution pipeline to be communicated with the first solution heat exchanger 9 through the first solution pump 7 to be adjusted into the first generator 1 to have concentrated solution pipeline to be communicated with newly-increased generator A through newly-increased solution heat exchanger C in the first generator 1, newly-increased generator A has concentrated solution pipeline to be communicated with the first solution heat exchanger 9 through the first solution pump 7 and newly-increased solution heat exchanger C again, after having refrigerant vapour passage to be communicated with condenser 13 to be adjusted into the first generator 1 to have refrigerant vapour passage to be communicated with newly-increased generator A in the first generator 1, newly-increased generator A has cryogen liquid pipeline to be communicated with condenser 13 through newly-increased choke valve E again, newly-increased generator A also has refrigerant vapour passage to be communicated with condenser 13.

2. in flow process, the refrigerant vapour that the first generator produces is as the driving thermal medium of newly-increased generator, the concentrated solution of the first generator 1 enters newly-increased generator A through newly-increased solution heat exchanger C, 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 13, the concentrated solution of newly-increased generator A is through the first solution pump 7, newly-increased solution heat exchanger C, the first solution heat exchanger 9, the second solution heat exchanger 10 and the 4th solution heat exchanger 12 enter the second generator 2, flow through after the refrigerant vapour heat release of newly-increased generator A becomes cryogen liquid and enter evaporimeter 14 through newly-increased choke valve E throttling, form the 3rd class absorption heat pump.

The 3rd class absorption heat pump shown in Figure 13 is achieved in that

1. in structure, in the 3rd class absorption heat pump shown in Fig. 2, increase newly-increased cryogen liquid pump, newly-increased generator, newly-increased solution pump and newly-increased solution heat exchanger, the 3rd absorber 6 is had weak solution pipeline to be communicated with the first generator 1 through the first solution heat exchanger 9 to be adjusted into the 3rd absorber 6 has weak solution pipeline to be communicated with newly-increased generator A through the first solution heat exchanger 9 and newly-increased solution heat exchanger C, newly-increased generator A has concentrated solution pipeline to be communicated with the first generator 1 through newly-increased solution pump B and newly-increased solution heat exchanger C again, after having refrigerant vapour passage to be communicated with condenser 13 to be adjusted into the first generator 1 to have refrigerant vapour passage to be communicated with newly-increased generator A in the first generator 1, newly-increased generator A has cryogen liquid pipeline to be communicated with evaporimeter 14 through newly-increased cryogen liquid pump D again, newly-increased generator A also has refrigerant vapour passage to be communicated with condenser 13.

2. in flow process, the refrigerant vapour that the first generator produces is as the driving thermal medium of newly-increased generator, the weak solution of the 3rd absorber 6 enters newly-increased generator A through the first solution heat exchanger 9 and newly-increased solution heat exchanger C, 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 13, the concentrated solution of newly-increased generator A enters the first generator 1 through newly-increased solution pump B and newly-increased solution heat exchanger C, flow through after the refrigerant vapour heat release of newly-increased generator A becomes cryogen liquid and enter evaporimeter 14 through newly-increased choke valve E throttling, form the 3rd class absorption heat pump.

The 3rd class absorption heat pump shown in Figure 14 is achieved in that

1. in structure, in the 3rd class absorption heat pump shown in Fig. 2, increase newly-increased generator, newly-increased absorber, newly-increased condenser, newly-increased solution pump, newly-increased solution heat exchanger and newly-increased choke valve, the 3rd generator 3 is set up refrigerant vapour passage and is communicated with newly-increased absorber F, newly-increased absorber F also has weak solution pipeline to be communicated with newly-increased generator A through newly-increased solution pump B and newly-increased solution heat exchanger C, newly-increased generator A also has concentrated solution pipeline to be communicated with newly-increased absorber F through newly-increased solution heat exchanger C, newly-increased generator A also has refrigerant vapour passage to be communicated with newly-increased condenser G, newly-increased condenser G also has cryogen liquid pipeline to be communicated with evaporimeter 14 through newly-increased choke valve E, newly-increased generator A drives thermal medium pipeline to be communicated with outside in addition, newly-increased absorber F and newly-increased condenser G also have respectively heated medium pipeline to be communicated with outside.

2. in flow process, the concentrated solution of newly-increased generator A enters newly-increased absorber F through newly-increased solution heat exchanger C, absorb from the refrigerant vapour of the 3rd generator 3 heat release in heated medium, the weak solution of newly-increased absorber F enters newly-increased generator A through newly-increased solution pump B and newly-increased solution heat exchanger C, drive heat medium flow through newly-increased generator A, the solution that heating enters in it discharges and provides refrigerant vapour to newly-increased condenser G, the refrigerant vapour heat release of newly-increased condenser G becomes cryogen liquid in heated medium, the cryogen liquid of newly-increased condenser G enters evaporimeter 14 through newly-increased choke valve E throttling, form the 3rd class absorption heat pump.

The 3rd class absorption heat pump shown in Figure 15 is achieved in that

In the 3rd class absorption heat pump shown in Figure 14, cancel the refrigerant vapour passage that the 3rd generator 3 is communicated with newly-increased absorber F, the second generator 2 is set up refrigerant vapour passage and is communicated with newly-increased absorber F, forms the 3rd class absorption heat pump.

The 3rd class absorption heat pump shown in Figure 16 is achieved in that

In the 3rd class absorption heat pump shown in Fig. 3, the second generator 2 is had refrigerant vapour passage to be communicated with the second absorber 5 to be adjusted into the second generator 2 has refrigerant vapour passage to be communicated with the 3rd absorber 6, the 3rd generator 3 is had refrigerant vapour passage to be communicated with the 3rd absorber 6 to be adjusted into the 3rd generator 3 has refrigerant vapour passage to be communicated with the second absorber 5, forms the 3rd class absorption heat pump.

The effect that the technology of the present invention can realize---three generation-tri-absorption systems and the 3rd class absorption heat pumps proposed by the invention, have following effect and advantage:

(1) three generation-tri-absorption systems that propose, by two kinds of driving forces,---temperature difference between the temperature difference between high temperature driven thermal medium and heated medium and waste heat medium and cooling medium---is for generation and the absorption flow process of solution, for the generation of corresponding the 3rd class absorption heat pump provides the foundation.

(2) three generation-tri-absorption systems that propose, adopt two high-temperature generators, substep is realized the high temperature generating process of solution, reduces irreversible heat transfer degree thereby be conducive to reduce heat transfer temperature difference, and the deep exploitation that can realize high temperature driven heat maybe can utilize the high temperature driven heat of different grades.

(3) the 3rd class absorption heat pump proposing, comprises two high-temperature generators, and the deep exploitation of realizing high temperature driven heat maybe can utilize the high temperature driven heat of different grades, is conducive to improve heat supply temperature and residual heat resources utilization rate.

(4) the 3rd class absorption heat pump proposing, enrich the 3rd class absorption heat pump kind and flow process, expand the temperature operation interval of absorption heat pump, expand and enriched the range of application of absorption heat pump, can realize better mutual coupling the between heat pump heat supply and user's request, there is good creativeness, novelty and practicality.

Claims

1. three there are-tri-absorption systems, are mainly made up 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 first solution heat exchanger, the second solution heat exchanger, the 3rd solution heat exchanger and the 4th solution heat exchanger; the first generator (1) has concentrated solution pipeline through the first solution pump (7), the first solution heat exchanger (9), the second solution heat exchanger (10) and the 4th solution heat exchanger (12) are communicated with the second generator (2), the second generator (2) also has concentrated solution pipeline to be communicated with the 3rd generator (3) through the 4th solution heat exchanger (12), the 3rd generator (3) also has concentrated solution pipeline to be communicated with the first absorber (4) through the 3rd solution heat exchanger (11), the first absorber (4) also has weak solution pipeline to be communicated with the second absorber (5) through the second solution pump (8) and the 3rd solution heat exchanger (11), the second absorber (5) also has weak solution pipeline to be communicated with the 3rd absorber (6) through the second solution heat exchanger (10), the 3rd absorber (6) also has weak solution pipeline to be communicated with the first generator (1) through the first solution heat exchanger (9), the first generator (1) also has refrigerant vapour passage to be communicated with outside, the second generator (2) also has refrigerant vapour passage to be communicated with the second absorber (5), the 3rd generator (3) also has refrigerant vapour passage to be communicated with the 3rd absorber (6), the first absorber (4) also has refrigerant vapour passage to be communicated with outside, the first generator (1) medium pipeline that also has surplus heat is communicated with outside, the second generator (2) and the 3rd generator (3) also have respectively the thermal medium of driving pipeline to be communicated with outside, the first absorber (4), the second absorber (5) and the 3rd absorber (6) also have respectively heated medium pipeline to be communicated with outside, form three-tri-absorption systems occur.

2. three there are-tri-absorption systems, to occur in-tri-absorption systems claimed in claim 1 three, the first generator (1) is had to concentrated solution pipeline through the first solution pump (7), the first solution heat exchanger (9), the second solution heat exchanger (10) and the 4th solution heat exchanger (12) are communicated with the second generator (2) and are adjusted into the first generator (1) and have concentrated solution pipeline through the first solution pump (7), the first solution heat exchanger (9) and the second solution heat exchanger (10) are communicated with the second generator (2), there is weak solution pipeline to be communicated with the second absorber (5) and to be adjusted into the first absorber (4) and to have weak solution pipeline through the second solution pump (8) through the second solution pump (8) and the 3rd solution heat exchanger (11) the first absorber (4), the 3rd solution heat exchanger (11) and the 4th solution heat exchanger (12) are communicated with the second absorber (5), form three-tri-absorption systems occur.

3. the 3rd class absorption heat pump, to occur in-tri-absorption systems claimed in claim 1 three, increase condenser, evaporimeter and cryogen liquid pump, there are refrigerant vapour passage and outside connection to be defined as the first generator (1) and to have refrigerant vapour passage to be communicated with condenser (13) in the first generator (1), condenser (13) also has cryogen liquid pipeline to be communicated with evaporimeter (14) through cryogen liquid pump (15), there are refrigerant vapour passage and outside connection to be defined as evaporimeter (14) and to have refrigerant vapour passage to be communicated with the first absorber (4) the first absorber (4), condenser (13) also has cooling medium pipeline to be communicated with outside, evaporimeter (14) medium pipeline that also has surplus heat is communicated with outside, form the 3rd class absorption heat pump.

4. the 3rd class absorption heat pump, to occur in-tri-absorption systems claimed in claim 2 three, increase condenser, evaporimeter and cryogen liquid pump, there are refrigerant vapour passage and outside connection to be defined as the first generator (1) and to have refrigerant vapour passage to be communicated with condenser (13) in the first generator (1), condenser (13) also has cryogen liquid pipeline to be communicated with evaporimeter (14) through cryogen liquid pump (15), there are refrigerant vapour passage and outside connection to be defined as evaporimeter (14) and to have refrigerant vapour passage to be communicated with the first absorber (4) the first absorber (4), condenser (13) also has cooling medium pipeline to be communicated with outside, evaporimeter (14) medium pipeline that also has surplus heat is communicated with outside, form the 3rd class absorption heat pump.

5. the 3rd class absorption heat pump, in the 3rd class absorption heat pump claimed in claim 3, increase by the 4th generator, choke valve and the 5th solution heat exchanger, on the concentrated solution pipeline being communicated with the 4th solution heat exchanger (12) at the second solution heat exchanger (10), setting up concentrated solution pipeline is communicated with the 4th generator (16) through the 5th solution heat exchanger (18), the 4th generator (16) also has concentrated solution pipeline to be communicated with the 3rd generator (3) through the 5th solution heat exchanger (18), after the second generator (2) has refrigerant vapour passage to be communicated with the second absorber (5) to be adjusted into the second generator (2) to have refrigerant vapour passage to be communicated with the 4th generator (16), the 4th generator (16) has cryogen liquid pipeline to be communicated with evaporimeter (14) through choke valve (17) again---and the refrigerant vapour of the second generator generation is as the driving thermal medium of the 4th generator, the 4th generator (16) also has refrigerant vapour passage to be communicated with the second absorber (5), form the 3rd class absorption heat pump.

6. the 3rd class absorption heat pump, in the 3rd class absorption heat pump claimed in claim 3, increase by the 4th generator, choke valve and the 5th solution heat exchanger, the first generator (1) is had to concentrated solution pipeline through the first solution pump (7), the first solution heat exchanger (9), the second solution heat exchanger (10) and the 4th solution heat exchanger (12) are communicated with the second generator (2) and are adjusted into the first generator (1) and have concentrated solution pipeline through the first solution pump (7), the first solution heat exchanger (9), the second solution heat exchanger (10), the 4th solution heat exchanger (12) and the 5th solution heat exchanger (18) are communicated with the second generator (2), the second generator (2) is had concentrated solution pipeline to be communicated with the 3rd generator (3) through the 4th solution heat exchanger (12) to be adjusted into the second generator (2) has concentrated solution pipeline to be communicated with the 4th generator (16) through the 5th solution heat exchanger (18), the 4th generator (16) has concentrated solution pipeline to be communicated with the 3rd generator (3) through the 4th solution heat exchanger (12) again, after the second generator (2) has refrigerant vapour passage to be communicated with the second absorber (5) to be adjusted into the second generator (2) to have refrigerant vapour passage to be communicated with the 4th generator (16), the 4th generator (16) has cryogen liquid pipeline to be communicated with evaporimeter (14) through choke valve (17) again---and the refrigerant vapour of the second generator generation is as the driving thermal medium of the 4th generator, the 4th generator (16) also has refrigerant vapour passage to be communicated with the second absorber (5), form the 3rd class absorption heat pump.

7. the 3rd class absorption heat pump, in the 3rd class absorption heat pump claimed in claim 3, increase by the 4th generator, choke valve, the 5th solution heat exchanger and the 3rd solution pump, the first generator (1) is had to concentrated solution pipeline through the first solution pump (7), the first solution heat exchanger (9), the second solution heat exchanger (10) and the 4th solution heat exchanger (12) are communicated with the second generator (2) and are adjusted into the first generator (1) and have concentrated solution pipeline through the first solution pump (7), the first solution heat exchanger (9), the second solution heat exchanger (10) and the 4th solution heat exchanger (12) are communicated with the 4th generator (16), the 4th generator (16) has concentrated solution pipeline to be communicated with the second generator (2) through the 3rd solution pump (19) and the 5th solution heat exchanger (18) again, the second generator (2) is had concentrated solution pipeline to be communicated with the 3rd generator (3) through the 4th solution heat exchanger (12) to be adjusted into the second generator (2) has concentrated solution pipeline to be communicated with the 3rd generator (3) through the 5th solution heat exchanger (18) and the 4th solution heat exchanger (12), after the second generator (2) has refrigerant vapour passage to be communicated with the second absorber (5) to be adjusted into the second generator (2) to have refrigerant vapour passage to be communicated with the 4th generator (16), the 4th generator (16) has cryogen liquid pipeline to be communicated with evaporimeter (14) through choke valve (17) again---and the refrigerant vapour of the second generator generation is as the driving thermal medium of the 4th generator, the 4th generator (16) also has refrigerant vapour passage to be communicated with the second absorber (5), form the 3rd class absorption heat pump.

8. the 3rd class absorption heat pump, in the 3rd class absorption heat pump claimed in claim 4, increase by the 4th generator, choke valve and the 5th solution heat exchanger, the first generator (1) is had to concentrated solution pipeline through the first solution pump (7), the first solution heat exchanger (9) and the second solution heat exchanger (10) are communicated with the second generator (2) and are adjusted into the first generator (1) and have concentrated solution pipeline through the first solution pump (7), the first solution heat exchanger (9) and the second solution heat exchanger (10) are directly communicated with the 4th generator (16) through the 5th solution heat exchanger (18) with the second generator (2) connected sum respectively afterwards again, the 4th generator (16) also has concentrated solution pipeline to be communicated with the 3rd generator (3) through the 5th solution heat exchanger (18), after the second generator (2) has refrigerant vapour passage to be communicated with the second absorber (5) to be adjusted into the second generator (2) to have refrigerant vapour passage to be communicated with the 4th generator (16), the 4th generator (16) has cryogen liquid pipeline to be communicated with evaporimeter (14) through choke valve (17) again---and the refrigerant vapour of the second generator generation is as the driving thermal medium of the 4th generator, the 4th generator (16) also has refrigerant vapour passage to be communicated with the second absorber (5), form the 3rd class absorption heat pump.

9. the 3rd class absorption heat pump, in the 3rd class absorption heat pump claimed in claim 4, increase by the 4th generator, choke valve and the 5th solution heat exchanger, the second generator (2) is had concentrated solution pipeline to be communicated with the 3rd generator (3) through the 4th solution heat exchanger (12) to be adjusted into the second generator (2) has concentrated solution pipeline to be communicated with the 4th generator (16) through the 5th solution heat exchanger (18), the 4th generator (16) has concentrated solution pipeline to be communicated with the 3rd generator (3) through the 5th solution heat exchanger (18) and the 4th solution heat exchanger (12) again, after the second generator (2) has refrigerant vapour passage to be communicated with the second absorber (5) to be adjusted into the second generator (2) to have refrigerant vapour passage to be communicated with the 4th generator (16), the 4th generator (16) has cryogen liquid pipeline to be communicated with evaporimeter (14) through choke valve (17) again---and the refrigerant vapour of the second generator generation is as the driving thermal medium of the 4th generator, the 4th generator (16) also has refrigerant vapour passage to be communicated with the second absorber (5), form the 3rd class absorption heat pump.

10. the 3rd class absorption heat pump, in the 3rd class absorption heat pump claimed in claim 4, increase by the 4th generator, choke valve, the 5th solution heat exchanger and the 3rd solution pump, the first generator (1) is had to concentrated solution pipeline through the first solution pump (7), the first solution heat exchanger (9) and the second solution heat exchanger (10) are communicated with the second generator (2) and are adjusted into the first generator (1) and have concentrated solution pipeline through the first solution pump (7), the first solution heat exchanger (9), the second solution heat exchanger (10) and the 5th solution heat exchanger (18) are communicated with the 4th generator (16), the 4th generator (16) has concentrated solution pipeline to be communicated with the second generator (2) through the 3rd solution pump (19) and the 5th solution heat exchanger (18) again, after the second generator (2) has refrigerant vapour passage to be communicated with the second absorber (5) to be adjusted into the second generator (2) to have refrigerant vapour passage to be communicated with the 4th generator (16), the 4th generator (16) has cryogen liquid pipeline to be communicated with evaporimeter (14) through choke valve (17) again---and the refrigerant vapour of the second generator generation is as the driving thermal medium of the 4th generator, the 4th generator (16) also has refrigerant vapour passage to be communicated with the second absorber (5), form the 3rd class absorption heat pump.

11. the 3rd class absorption heat pumps, in arbitrary the 3rd class absorption heat pump described in claim 5-10, increase by the second choke valve, cancel the 3rd generator (3) and the outside driving thermal medium pipeline being communicated with, the second generator (2) set up refrigerant vapour passage be communicated with the 3rd generator (3) after the 3rd generator (3) have again cryogen liquid pipeline to be communicated with evaporimeter (14) through the second choke valve (20)---the second generator to the 3rd generator provide refrigerant vapour do its driving thermal medium, formation the 3rd class absorption heat pump.

12. the 3rd class absorption heat pumps, in arbitrary the 3rd class absorption heat pump described in claim 3-11, increase newly-increased cryogen liquid pump or newly-increased choke valve, newly-increased generator, newly-increased solution pump and newly-increased solution heat exchanger, there is weak solution pipeline to be communicated with the first generator (1) through the first solution heat exchanger (9) to be adjusted into the 3rd absorber (6) to have weak solution pipeline to be directly communicated with newly-increased generator (A) through increasing solution heat exchanger (C) newly again with the first generator (1) connected sum respectively afterwards through the first solution heat exchanger (9) the 3rd absorber (6), newly-increased generator (A) also has concentrated solution pipeline to converge through the first solution pump (7) concentrated solution pipeline afterwards with the first generator (1) afterwards through newly-increased solution pump (B) and newly-increased solution heat exchanger (C), after the first generator (1) has refrigerant vapour passage to be communicated with condenser (13) to be adjusted into the first generator (1) to have refrigerant vapour passage to be communicated with newly-increased generator (A), newly-increased generator (A) has cryogen liquid pipeline to be communicated with evaporimeter (14) or to be communicated with condenser (13) through newly-increased choke valve (E) through newly-increased cryogen liquid pump (D) again---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 refrigerant vapour passage to be communicated with condenser (13), form the 3rd class absorption heat pump.

13. the 3rd class absorption heat pumps, in arbitrary the 3rd class absorption heat pump described in claim 3-11, increase newly-increased cryogen liquid pump or newly-increased choke valve, newly-increased generator and newly-increased solution heat exchanger, there is concentrated solution pipeline to be communicated with the first solution heat exchanger (9) through the first solution pump (7) to be adjusted into the first generator (1) to have concentrated solution pipeline to be communicated with newly-increased generator (A) through newly-increased solution heat exchanger (C) in the first generator (1), newly-increased generator (A) has concentrated solution pipeline to be communicated with the first solution heat exchanger (9) through the first solution pump (7) and newly-increased solution heat exchanger (C) again, after the first generator (1) has refrigerant vapour passage to be communicated with condenser (13) to be adjusted into the first generator (1) to have refrigerant vapour passage to be communicated with newly-increased generator (A), newly-increased generator (A) has cryogen liquid pipeline to be communicated with evaporimeter (14) or to be communicated with condenser (13) through newly-increased choke valve (E) through newly-increased cryogen liquid pump (D) again---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 refrigerant vapour passage to be communicated with condenser (13), form the 3rd class absorption heat pump.

14. the 3rd class absorption heat pumps, in arbitrary the 3rd class absorption heat pump described in claim 3-11, increase newly-increased cryogen liquid pump or newly-increased choke valve, newly-increased generator, newly-increased solution pump and newly-increased solution heat exchanger, the 3rd absorber (6) is had weak solution pipeline to be communicated with the first generator (1) through the first solution heat exchanger (9) to be adjusted into the 3rd absorber (6) has weak solution pipeline to be communicated with newly-increased generator (A) through the first solution heat exchanger (9) and newly-increased solution heat exchanger (C), newly-increased generator (A) has concentrated solution pipeline to be communicated with the first generator (1) through newly-increased solution pump (B) and newly-increased solution heat exchanger (C) again, after the first generator (1) has refrigerant vapour passage to be communicated with condenser (13) to be adjusted into the first generator (1) to have refrigerant vapour passage to be communicated with newly-increased generator (A), newly-increased generator (A) has cryogen liquid pipeline to be communicated with evaporimeter (14) or to be communicated with condenser (13) through newly-increased choke valve (E) through newly-increased cryogen liquid pump (D) again---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 refrigerant vapour passage to be communicated with condenser (13), form the 3rd class absorption heat pump.

15. the 3rd class absorption heat pumps, in arbitrary the 3rd class absorption heat pump described in claim 3-4, increase newly-increased generator, newly-increased absorber, newly-increased condenser, newly-increased solution pump, newly-increased solution heat exchanger and newly-increased choke valve, the second generator (2) or the 3rd generator (3) are set up refrigerant vapour passage and are communicated with newly-increased absorber (F), newly-increased absorber (F) also has weak solution pipeline to be communicated with newly-increased generator (A) through newly-increased solution pump (B) and newly-increased solution heat exchanger (C), newly-increased generator (A) also has concentrated solution pipeline to be communicated with newly-increased absorber (F) through newly-increased solution heat exchanger (C), newly-increased generator (A) also has refrigerant vapour passage to be communicated with newly-increased condenser (G), newly-increased condenser (G) also has cryogen liquid pipeline to be communicated with evaporimeter (14) through newly-increased choke valve (E), newly-increased generator (A) drives thermal medium pipeline to be communicated with outside in addition, newly-increased absorber (F) and newly-increased condenser (G) also have respectively heated medium pipeline to be communicated with outside, form the 3rd class absorption heat pump.

16. the 3rd class absorption heat pumps, in arbitrary the 3rd class absorption heat pump described in claim 5-11, increase newly-increased generator, newly-increased absorber, newly-increased condenser, newly-increased solution pump, newly-increased solution heat exchanger and newly-increased choke valve, the 4th generator (16) is set up refrigerant vapour passage and is communicated with newly-increased absorber (F), newly-increased absorber (F) also has weak solution pipeline to be communicated with newly-increased generator (A) through newly-increased solution pump (B) and newly-increased solution heat exchanger (C), newly-increased generator (A) also has concentrated solution pipeline to be communicated with newly-increased absorber (F) through newly-increased solution heat exchanger (C), newly-increased generator (A) also has refrigerant vapour passage to be communicated with newly-increased condenser (G), newly-increased condenser (G) also has cryogen liquid pipeline to be communicated with evaporimeter (14) through newly-increased choke valve (E), newly-increased generator (A) drives thermal medium pipeline to be communicated with outside in addition, newly-increased absorber (F) and newly-increased condenser (G) also have respectively heated medium pipeline to be communicated with outside, form the 3rd class absorption heat pump.

17. the 3rd class absorption heat pumps, in arbitrary the 3rd class absorption heat pump described in claim 16, increase newly-increased the second choke valve, cancel newly-increased generator (A) and the outside driving thermal medium pipeline being communicated with, the second generator (2) set up refrigerant vapour passage and be communicated with newly-increased generator (A) after newly-increased generator (A) have again cryogen liquid pipeline to be communicated with newly-increased condenser (G) through newly-increased the second choke valve---the second generator provides refrigerant vapour to make its driving thermal medium, formation the 3rd class absorption heat pump to newly-increased generator.

18. the 3rd class absorption heat pumps, at claim 3-4, 15, taking any one in claim 3-4 in arbitrary the 3rd class absorption heat pump described in basic claim 12-14, the second generator (2) is had refrigerant vapour passage to be communicated with the second absorber (5) to be adjusted into the second generator (2) has refrigerant vapour passage to be communicated with the 3rd absorber (6), the 3rd generator (3) is had refrigerant vapour passage to be communicated with the 3rd absorber (6) to be adjusted into the 3rd generator (3) has refrigerant vapour passage to be communicated with the second absorber (5), form the 3rd class absorption heat pump.

19. the 3rd class absorption heat pumps, at claim 5-11, taking any one in claim 5-11 in arbitrary the 3rd class absorption heat pump described in basic claim 12-14, the 4th generator (16) is had refrigerant vapour passage to be communicated with the second absorber (5) to be adjusted into the 4th generator (16) has refrigerant vapour passage to be communicated with the 3rd absorber (6), the 3rd generator (3) is had refrigerant vapour passage to be communicated with the 3rd absorber (6) to be adjusted into the 3rd generator (3) has refrigerant vapour passage to be communicated with the second absorber (5), form the 3rd class absorption heat pump.