CN103148632A - Multi-end heating first class absorption heat pump - Google Patents
Multi-end heating first class absorption heat pump Download PDFInfo
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- CN103148632A CN103148632A CN2013101128135A CN201310112813A CN103148632A CN 103148632 A CN103148632 A CN 103148632A CN 2013101128135 A CN2013101128135 A CN 2013101128135A CN 201310112813 A CN201310112813 A CN 201310112813A CN 103148632 A CN103148632 A CN 103148632A
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/27—Relating to heating, ventilation or air conditioning [HVAC] technologies
- Y02A30/274—Relating to heating, ventilation or air conditioning [HVAC] technologies using waste energy, e.g. from internal combustion engine
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/62—Absorption based systems
- Y02B30/625—Absorption based systems combined with heat or power generation [CHP], e.g. trigeneration
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Abstract
The invention provides a multi-end heating first class absorption heat pump, belonging to the field of refrigeration and heat pump technology. The multi-end heating first class absorption heat pump mainly comprises a generator, a second generator, a third generator, an absorber, a second absorber, a third absorber, a fourth absorber, a condenser, a second condenser, an evaporator, a solution pump, a second solution pump, a third solution pump, a fourth solution pump, a solution throttle valve, a second solution throttle valve, a third solution throttle valve, a throttle valve, a second throttle valve, a solution heat exchanger, a second solution heat exchanger, a stream distribution chamber and a second stream distribution chamber, wherein a heating end is formed by the condenser, the second condenser, the second absorber, the third absorber and the fourth absorber; the solution generation process is formed by the generator, the second generator, the third generator, the absorber and the second absorber; and therefore, the multi-end heating first class absorption heat pump can be formed.
Description
Technical field:
The invention belongs to low temperature heat and absorption type heat pump.
Background technology:
First-class absorption type heat pump as driving force, should adopt economic benefits and social benefits or multiple-effect flow process to realize driving taking full advantage of of heat with the temperature difference between driving thermal medium and heated medium when the driving temperature difference is larger; The temperature difference waste of any heat transfer link all will bring the reduction of heat utilization rate, only take full advantage of the temperature difference and just can guarantee to obtain rational thermodynamics sophistication.
When the wider range of heated medium, following problems may be encountered for the first-class absorption type heat pump take absorber and condenser as heat supply end: 1. be subject to the SOLUTION PROPERTIES restriction, can't utilize two heat supplies to bring in the demand that realizes heated medium; 2. drive between thermal medium and heated medium the temperature difference larger, thermodynamic perfection of cyc le is lower, and utilization rate of waste heat is restricted; When 3. the thermic load of absorber changes, Condenser duty will change thereupon accordingly, both in the restriction mutually that provides of thermic load, can't obtain rational thermodynamics sophistication when variable working condition; 4. run into to utilize and drive the occasion that thermal medium provides sensible heat, drive the high temperature heat release part of thermal medium and the temperature difference between Exotherm part and heated medium and have any different, and the temperature difference that exists between the low-temperature zone of the high temperature section of driving thermal medium and heated medium is larger.At this moment, if complete the solution generating process with the single-action flow process, the temperature difference is utilized insufficiently, and the performance index of circulation is undesirable; If adopt classical double-effect process to complete the solution generating process, requiring to drive between thermal medium and heated medium to have enough temperature difference; 5. implacable requirement also has: the thermodynamic parameter smooth change, heating parameter can be regulated, and can adapt to preferably different operating mode needs etc.
The invention provides the multiterminal heat supply first-class absorption type heat pump that is consisted of for thermal flow process for thermal flow process, single-action backheat-economic benefits and social benefits backheat by single-action-economic benefits and social benefits, reduce the temperature difference that drives between thermal medium and heated medium, to adapt to large temperature difference demand for heat and to obtain rational thermodynamics sophistication.
Summary of the invention:
Main purpose of the present invention is that multiterminal heat supply first-class absorption type heat pump will be provided, and concrete summary of the invention subitem is described below:
1. multiterminal heat supply first-class absorption type heat pump, mainly be comprised of generator, the second generator, the 3rd generator, absorber, the second absorber, the 3rd absorber, the 4th absorber, condenser, the second condenser, evaporimeter, solution pump, the second solution pump, the 3rd solution pump, the 4th solution pump, solution choke valve, the second solution choke valve, the 3rd solution choke valve, choke valve, the second choke valve, solution heat exchanger, the second solution heat exchanger, minute steam chest and second minute steam chest, the 4th absorber has the weak solution pipeline to be communicated with the 3rd absorber through the 4th solution pump and the second solution heat exchanger, the 3rd absorber also has the weak solution pipeline to be communicated with the second absorber through the 3rd solution pump and solution heat exchanger, the second absorber also has the weak solution pipeline to be communicated with absorber through the second solution pump, absorber also has the weak solution pipeline to be communicated with the second generator through solution the second liquid choke valve, the second generator also has the concentrated solution pipeline to be communicated with generator through solution pump, generator also has the concentrated solution pipeline to be communicated with a minute steam chest through solution choke valve and absorber, divide steam chest to also have the concentrated solution pipeline to be communicated with the 3rd generator, the 3rd generator also has the concentrated solution pipeline to be communicated with second minute steam chest through the 3rd solution choke valve and the second absorber, steam chest also had the concentrated solution pipeline to be communicated with the 4th absorber through solution heat exchanger and the second solution heat exchanger in second minute, generator also has the refrigerant vapour passage to be communicated with absorber, the second generator also has the refrigerant vapour passage to be communicated with the second condenser, divide steam chest to also have the refrigerant vapour passage to be communicated with condenser, the 3rd generator also has the refrigerant vapour passage to be communicated with the second absorber, steam chest also had the refrigerant vapour passage to be communicated with the 3rd absorber in second minute, condenser also has the cryogen liquid pipeline to be communicated with evaporimeter through choke valve, the second condenser also has the cryogen liquid pipeline to be communicated with condenser or evaporimeter through the second choke valve, and evaporimeter also has the refrigerant vapour passage to be communicated with the 4th absorber, generator, the second generator and the 3rd generator also have respectively the thermal medium of driving pipeline to be communicated with outside, the second absorber or also have the heated medium pipeline to be communicated with the outside, condenser, the second condenser, the 3rd absorber and the 4th absorber also have respectively the heated medium pipeline to be communicated with outside, the evaporimeter medium pipeline that also has surplus heat is communicated with outside, formation multiterminal heat supply first-class absorption type heat pump, wherein: or increase by the 5th solution pump, will divide steam chest to have the concentrated solution pipeline to be communicated with the 3rd generator to be adjusted into a minute steam chest has the concentrated solution pipeline to be communicated with the 3rd generator through the 5th solution pump.
2. multiterminal heat supply first-class absorption type heat pump, in the 1st described multiterminal heat supply first-class absorption type heat pump, increase by the 3rd solution heat exchanger, the second generator is had the concentrated solution pipeline to be communicated with generator through solution pump to be adjusted into the second generator has the concentrated solution pipeline to be communicated with generator through solution pump and the 3rd solution heat exchanger, generator there is the concentrated solution pipeline to be communicated with a minute steam chest through solution choke valve and absorber to be adjusted into generator the concentrated solution pipeline is arranged through the 3rd solution heat exchanger, solution choke valve and absorber are communicated with a minute steam chest, form multiterminal heat supply first-class absorption type heat pump.
3. multiterminal heat supply first-class absorption type heat pump, in the described arbitrary multiterminal heat supply first-class absorption type heat pump of 1-2 item, increase newly-increased solution heat exchanger, the second absorber is had the weak solution pipeline to be communicated with absorber through the second solution pump to be adjusted into the second absorber has the weak solution pipeline to be communicated with absorber through the second solution pump and newly-increased solution heat exchanger, the 3rd generator there is the concentrated solution pipeline to be communicated with second minute steam chest through the 3rd solution choke valve and the second absorber to be adjusted into the 3rd generator the concentrated solution pipeline is arranged through newly-increased solution heat exchanger, the 3rd solution choke valve and the second absorber are communicated with second minute steam chest, form multiterminal heat supply first-class absorption type heat pump.
4. multiterminal heat supply first-class absorption type heat pump, mainly be comprised of generator, the second generator, the 3rd generator, absorber, the second absorber, the 3rd absorber, the 4th absorber, condenser, the second condenser, evaporimeter, solution pump, the second solution pump, the 3rd solution pump, solution choke valve, the second solution choke valve, the 3rd solution choke valve, choke valve, the second choke valve, solution heat exchanger, the second solution heat exchanger, minute steam chest and second minute steam chest, the 4th absorber has the weak solution pipeline to be communicated with the 3rd absorber through the 3rd solution pump and the second solution heat exchanger, the 3rd absorber also has the weak solution pipeline to be communicated with the second absorber through the second solution pump and solution heat exchanger, the second absorber also has the weak solution pipeline to be communicated with absorber through solution pump, absorber also has the weak solution pipeline to be communicated with the second generator, the second generator also has the concentrated solution pipeline to be communicated with generator through the 3rd solution choke valve, generator also has the concentrated solution pipeline to be communicated with a minute steam chest through solution choke valve and absorber, divide steam chest to also have the concentrated solution pipeline to be communicated with the 3rd generator, the 3rd generator also has the concentrated solution pipeline to be communicated with second minute steam chest through the second solution choke valve and the second absorber, steam chest also had the concentrated solution pipeline to be communicated with the 4th absorber through solution heat exchanger and the second solution heat exchanger in second minute, generator also has the refrigerant vapour passage to be communicated with the second condenser, the second generator also has the refrigerant vapour passage to be communicated with absorber, divide steam chest to also have the refrigerant vapour passage to be communicated with condenser, the 3rd generator also has the refrigerant vapour passage to be communicated with the second absorber, steam chest also had the refrigerant vapour passage to be communicated with the 3rd absorber in second minute, condenser also has the cryogen liquid pipeline to be communicated with evaporimeter through choke valve, the second condenser also has the cryogen liquid pipeline to be communicated with condenser or evaporimeter through the second choke valve, and evaporimeter also has the refrigerant vapour passage to be communicated with the 4th absorber, generator, the second generator and the 3rd generator also have respectively the thermal medium of driving pipeline to be communicated with outside, the second absorber or also have the heated medium pipeline to be communicated with the outside, condenser, the second condenser, the 3rd absorber and the 4th absorber also have respectively the heated medium pipeline to be communicated with outside, the evaporimeter medium pipeline that also has surplus heat is communicated with outside, formation multiterminal heat supply first-class absorption type heat pump, 1. or increase by the 4th solution pump wherein:, will divide steam chest to have the concentrated solution pipeline to be communicated with the 3rd generator to be adjusted into a minute steam chest has the concentrated solution pipeline to be communicated with the 3rd generator through the 4th solution pump, 2. for convenience of component layouts, or increase and select solution pump, have the weak solution pipeline to be communicated with the second generator to be adjusted into absorber to have weak solution pipeline warp to increase solution pump newly absorber and be communicated with the second generator.
5. multiterminal heat supply first-class absorption type heat pump, in the 4th described multiterminal heat supply first-class absorption type heat pump, cancel the 3rd solution choke valve, increase by the 3rd solution heat exchanger, having the concentrated solution pipeline to be communicated with generator through the 3rd solution choke valve in the second generator is adjusted into the second generator and has the concentrated solution pipeline to be communicated with generator through the 3rd solution heat exchanger, generator there is the concentrated solution pipeline to be communicated with a minute steam chest through solution choke valve and absorber to be adjusted into generator the concentrated solution pipeline is arranged through the 3rd solution heat exchanger, solution choke valve and absorber are communicated with a minute steam chest, form multiterminal heat supply first-class absorption type heat pump.
6. multiterminal heat supply first-class absorption type heat pump, in the 4th described multiterminal heat supply first-class absorption type heat pump, cancel the 3rd solution choke valve, increase by the 3rd solution heat exchanger, having the concentrated solution pipeline to be communicated with generator through the 3rd solution choke valve in the second generator is adjusted into the second generator and has the concentrated solution pipeline to be communicated with generator through the 3rd solution heat exchanger, the second absorber is had the weak solution pipeline to be communicated with absorber through solution pump to be adjusted into the second absorber has the weak solution pipeline to be communicated with absorber through solution pump and the 3rd solution heat exchanger, form multiterminal heat supply first-class absorption type heat pump.
7. multiterminal heat supply first-class absorption type heat pump, in the described arbitrary multiterminal heat supply first-class absorption type heat pump of 4-5 item, increase newly-increased solution heat exchanger, the second absorber is had the weak solution pipeline to be communicated with absorber through solution pump to be adjusted into the second absorber has the weak solution pipeline to be communicated with absorber through solution pump and newly-increased solution heat exchanger, the 3rd generator there is the concentrated solution pipeline to be communicated with second minute steam chest through the second solution choke valve and the second absorber to be adjusted into the 3rd generator the concentrated solution pipeline is arranged through newly-increased solution heat exchanger, the second solution choke valve and the second absorber are communicated with second minute steam chest, form multiterminal heat supply first-class absorption type heat pump.
8. multiterminal heat supply first-class absorption type heat pump, in the 6th described multiterminal heat supply first-class absorption type heat pump, increase newly-increased solution heat exchanger, having the weak solution pipeline to be communicated with absorber through solution pump and the 3rd solution heat exchanger the second absorber is adjusted into the second absorber and the weak solution pipeline is arranged through solution pump, newly-increased solution heat exchanger and the 3rd solution heat exchanger are communicated with absorber, the 3rd generator there is the concentrated solution pipeline to be communicated with second minute steam chest through the second solution choke valve and the second absorber to be adjusted into the 3rd generator the concentrated solution pipeline is arranged through newly-increased solution heat exchanger, the second solution choke valve and the second absorber are communicated with second minute steam chest, form multiterminal heat supply first-class absorption type heat pump.
The below utilizes multiterminal heat supply first-class absorption type heat pump shown in Figure 1 to further illustrate the present invention:
In the multiterminal heat supply first-class absorption type heat pump shown in figure, the 4th absorber 7, condenser 8, the second condenser 9, the 3rd absorber 6 and the second absorber 5 totally five heat supply ends are arranged; Wherein, the heat supply of condenser 8 is economic benefits and social benefits generation flow process, and the heat supply of the second absorber 5 is single-action backheat flow process, and the heat supply of the 3rd absorber 6 is economic benefits and social benefits backheat flow process, and this makes:
(1) by single-action and economic benefits and social benefits consist of, generator 1 and the second generator 2 are completed for thermal flow process, have reduced the temperature difference that drives between thermal medium and heated medium, temperature difference utilization is abundant.
(2) single-action that is realized by generator 1 and the second generator 2-economic benefits and social benefits combination process, single-action generating process wherein and the ratio of economic benefits and social benefits generating process can be regulated, and can adapt to preferably different operating mode demands within the specific limits.
(3) the single-action backheat that is comprised of the 3rd generator 3, the second absorber 5 and the 3rd absorber 6-economic benefits and social benefits backheat is for thermal flow process, thermic load ratio between single-action backheat and economic benefits and social benefits backheat can be regulated, heating parameter can be regulated, adaptation condition changes preferably, the thermodynamic parameter smooth change can obtain higher performance index and thermodynamics sophistication.
Description of drawings:
Fig. 1 is according to multiterminal heat supply first-class absorption type heat pump provided by the present invention the 1st kind of structure and schematic flow sheet.
Fig. 2 is according to multiterminal heat supply first-class absorption type heat pump provided by the present invention the 2nd kind of structure and schematic flow sheet.
Fig. 3 is according to multiterminal heat supply first-class absorption type heat pump provided by the present invention the 3rd kind of structure and schematic flow sheet.
Fig. 4 is according to multiterminal heat supply first-class absorption type heat pump provided by the present invention the 4th kind of structure and schematic flow sheet.
Fig. 5 is according to multiterminal heat supply first-class absorption type heat pump provided by the present invention the 5th kind of structure and schematic flow sheet.
Fig. 6 is according to multiterminal heat supply first-class absorption type heat pump provided by the present invention the 6th kind of structure and schematic flow sheet.
in figure, the 1-generator, 2-the second generator, 3-the 3rd generator, the 4-absorber, 5-the second absorber, 6-the 3rd absorber, 7-the 4th absorber, the 8-condenser, 9-the second condenser, the 10-evaporimeter, the 11-solution pump, 12-the second solution pump, 13-the 3rd solution pump, 14-the 4th solution pump, 15-solution choke valve, 16-the second solution choke valve, 17-the 3rd solution choke valve, the 18-choke valve, 19-the second choke valve, the 20-solution heat exchanger, 21-the second solution heat exchanger, 22-divides steam chest, second minute steam chest of 23-, 24-the 3rd solution heat exchanger, A-increases solution heat exchanger newly.
The specific embodiment:
At first be noted that and do not repeat in inessential situation in the statement of structure and flow process; Apparent flow process is not explained.Describe the present invention in detail below in conjunction with accompanying drawing and example.
Multiterminal heat supply first-class absorption type heat pump shown in Figure 1 is achieved in that
1. on structure, it mainly is comprised of generator, the second generator, the 3rd generator, absorber, the second absorber, the 3rd absorber, the 4th absorber, condenser, the second condenser, evaporimeter, solution pump, the second solution pump, the 3rd solution pump, the 4th solution pump, solution choke valve, the second solution choke valve, the 3rd solution choke valve, choke valve, the second choke valve, solution heat exchanger, the second solution heat exchanger, minute steam chest and second minute steam chest, the 4th absorber 7 has the weak solution pipeline to be communicated with the 3rd absorber 6 through the 4th solution pump 14 and the second solution heat exchanger 21, the 3rd absorber 6 also has the weak solution pipeline to be communicated with the second absorber 5 through the 3rd solution pump 13 and solution heat exchanger 20, the second absorber 5 also has the weak solution pipeline to be communicated with absorber 4 through the second solution pump 12, absorber 4 also has the weak solution pipeline to be communicated with the second generator 2 through solution the second liquid choke valve 16, the second generator 2 also has the concentrated solution pipeline to be communicated with generator 1 through solution pump 11, generator 1 also has the concentrated solution pipeline to be communicated with a minute steam chest 22 through solution choke valve 15 and absorber 4, divide steam chest 22 to also have the concentrated solution pipeline to be communicated with the 3rd generator 3, the 3rd generator 3 also has the concentrated solution pipeline to be communicated with second minute steam chest 23 through the 3rd solution choke valve 17 and the second absorber 5, steam chest 23 also had the concentrated solution pipeline to be communicated with the 4th absorber 7 through solution heat exchanger 20 and the second solution heat exchanger 21 in second minute, generator 1 also has the refrigerant vapour passage to be communicated with absorber 4, the second generator 2 also has the refrigerant vapour passage to be communicated with the second condenser 9, divide steam chest 22 to also have the refrigerant vapour passage to be communicated with condenser 8, the 3rd generator 3 also has the refrigerant vapour passage to be communicated with the second absorber 5, steam chest 23 also had the refrigerant vapour passage to be communicated with the 3rd absorber 6 in second minute, condenser 8 also has the cryogen liquid pipeline to be communicated with evaporimeter 10 through choke valve 18, the second condenser 9 also has the cryogen liquid pipeline to be communicated with evaporimeter 10 through the second choke valve 19, evaporimeter 10 also has the refrigerant vapour passage to be communicated with the 4th absorber 7, generator 1, the second generator 2 and the 3rd generator 3 also have respectively the thermal medium of driving pipeline to be communicated with outside, condenser 8, the second condenser 9, the second absorber 5, the 3rd absorber 6 and the 4th absorber 7 also have respectively the heated medium pipeline to be communicated with outside, and evaporimeter 10 medium pipeline that also has surplus heat is communicated with the outside.
2. on flow process, the weak solution of the second absorber 7 enters the 3rd absorber 6 through the 4th solution pump 14 and the second solution heat exchanger 21, absorb refrigerant vapour and heat release in heated medium, the weak solution of the 3rd absorber 6 enters the second absorber 5 through the 3rd solution pump 13 and solution heat exchanger 20, absorb refrigerant vapour and respectively heat release in heated medium and the solution in it of flowing through, the weak solution of the second absorber 5 enters absorber 4 through the second solution pump 12, absorb refrigerant vapour and heat release in the solution of flowing through in it, the weak solution of absorber 4 enters the second generator 2 through the second choke valve 16 reducing pressure by regulating flows, drive heat medium flow through the second generator 2, the solution that heating enters in it discharges and provides refrigerant vapour to the second condenser 9, the concentrated solution of the second generator 2 enters generator 1 through solution pump 11 pressurizations, drive heat medium flow through generator 1, the solution that heating enters in it discharges and provides refrigerant vapour to absorber 4, the concentrated solution of generator 1 absorber 4 of flowing through after solution choke valve 15 reducing pressure by regulating flows, enter minute steam chest 22 after the heat absorbing part vaporization, divide steam chest 22 discharge and provide refrigerant vapour to condenser 8, divide the concentrated solution of steam chest 22 to enter the 3rd generator 3, drive heat medium flow through the 3rd generator 3, the solution that heating enters in it discharges and provides refrigerant vapour to the second absorber 5, the concentrated solution of the 3rd generator 3 second absorber 5 of flowing through after the 3rd solution choke valve 17 reducing pressure by regulating flows, enter second minute steam chest 23 after the heat absorbing part vaporization, the refrigerant vapour of steam chest 23 releases in second minute enters the 3rd absorber 6, the concentrated solution of second minute steam chest 23 enters the 4th absorber 7 through solution heat exchanger 20 and the second solution heat exchanger 21, absorb refrigerant vapour and heat release in heated medium, the refrigerant vapour heat release of condenser 8 becomes cryogen liquid in heated medium, the cryogen liquid of condenser 8 enters evaporimeter 10 through choke valve 18 reducing pressure by regulating flows, the refrigerant vapour heat release of the second condenser 9 becomes cryogen liquid in heated medium, the cryogen liquid of the second condenser 9 enters evaporimeter 10 through the second choke valve 19 reducing pressure by regulating flows, the waste heat MEDIA FLOW becomes refrigerant vapour and provides to the 4th absorber 7 through the cryogen liquid that evaporimeter 10, heating enter in it, forms multiterminal heat supply first-class absorption type heat pump.
Multiterminal heat supply first-class absorption type heat pump shown in Figure 2 is achieved in that
In multiterminal heat supply first-class absorption type heat pump shown in Figure 1, increase by the 3rd solution heat exchanger, the second generator 2 is had the concentrated solution pipeline to be communicated with generator 1 through solution pump 11 to be adjusted into the second generator 2 has the concentrated solution pipeline to be communicated with generator 1 through solution pump 11 and the 3rd solution heat exchanger 24, has the concentrated solution pipeline to be communicated with a minute steam chest 22 through solution choke valve 15 and absorber 4 in generator 1 and is adjusted into generator 1 and has the concentrated solution pipeline to be communicated with dividing a steam chest 22 through the 3rd solution heat exchanger 24, solution choke valve 15 and absorber 4; The concentrated solution of the second generator 2 enters generator 1 through solution pump 11 and the 3rd solution heat exchanger 24, the concentrated solution of generator 1 is flowed through after the 3rd solution heat exchanger 24 and solution choke valve 15 and is entered minute steam chest 22, formation multiterminal heat supply first-class absorption type heat pump after the vaporization of absorber 4, heat absorbing part.
Multiterminal heat supply first-class absorption type heat pump shown in Figure 3 is achieved in that
1. on structure, it mainly is comprised of generator, the second generator, the 3rd generator, absorber, the second absorber, the 3rd absorber, the 4th absorber, condenser, the second condenser, evaporimeter, solution pump, the second solution pump, the 3rd solution pump, solution choke valve, the second solution choke valve, the 3rd solution choke valve, choke valve, the second choke valve, solution heat exchanger, the second solution heat exchanger, minute steam chest and second minute steam chest, the 4th absorber 7 has the weak solution pipeline to be communicated with the 3rd absorber 6 through the 3rd solution pump 13 and the second solution heat exchanger 21, the 3rd absorber 6 also has the weak solution pipeline to be communicated with the second absorber 5 through the second solution pump 12 and solution heat exchanger 20, the second absorber 5 also has the weak solution pipeline to be communicated with absorber 4 through solution pump 11, absorber 4 also has the weak solution pipeline to be communicated with the second generator 2, the second generator 2 also has the concentrated solution pipeline to be communicated with generator 1 through the 3rd solution choke valve 17, generator 1 also has the concentrated solution pipeline to be communicated with a minute steam chest 22 through solution choke valve 15 and absorber 4, divide steam chest 22 to also have the concentrated solution pipeline to be communicated with the 3rd generator 3, the 3rd generator 3 also has the concentrated solution pipeline to be communicated with second minute steam chest 23 through the second solution choke valve 16 and the second absorber 5, steam chest 23 also had the concentrated solution pipeline to be communicated with the 4th absorber 7 through solution heat exchanger 20 and the second solution heat exchanger 21 in second minute, generator 1 also has the refrigerant vapour passage to be communicated with the second condenser 9, the second generator 2 also has the refrigerant vapour passage to be communicated with absorber 4, divide steam chest 22 to also have the refrigerant vapour passage to be communicated with condenser 8, the 3rd generator 3 also has the refrigerant vapour passage to be communicated with the second absorber 5, steam chest 23 also had the refrigerant vapour passage to be communicated with the 3rd absorber 6 in second minute, condenser 8 also has the cryogen liquid pipeline to be communicated with evaporimeter 10 through choke valve 18, the second condenser 9 also has the cryogen liquid pipeline to be communicated with evaporimeter 10 through the second choke valve 19, evaporimeter 10 also has the refrigerant vapour passage to be communicated with the 4th absorber 7, generator 1, the second generator 2 and the 3rd generator 3 have respectively the thermal medium of driving pipeline to be communicated with outside, condenser 8, the second condenser 9, the second absorber 5, the 3rd absorber 6 and the 4th absorber 7 also have respectively the heated medium pipeline to be communicated with outside, and evaporimeter 10 medium pipeline that also has surplus heat is communicated with the outside.
2. on flow process, the weak solution of the second absorber 7 enters the 3rd absorber 6 through the 3rd solution pump 13 and the second solution heat exchanger 21, absorb refrigerant vapour and heat release in heated medium, the weak solution of the 3rd absorber 6 enters the second absorber 5 through the second solution pump 12 and solution heat exchanger 20, absorb refrigerant vapour and respectively heat release in heated medium and the solution in it of flowing through, the weak solution of the second absorber 5 enters absorber 4 through solution pump 11 pressurizations, absorb refrigerant vapour and heat release in the solution of flowing through in it, the weak solution of absorber 4 enters 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 absorber 4, the concentrated solution of the second generator 2 enters generator 1 through the 3rd solution choke valve 17 reducing pressure by regulating flows, drive heat medium flow through generator 1, the solution that heating enters in it discharges and provides refrigerant vapour to the second condenser 9, the concentrated solution of generator 1 absorber 4 of flowing through after solution choke valve 15 reducing pressure by regulating flows, enter minute steam chest 22 after the heat absorbing part vaporization, divide steam chest 22 discharge and provide refrigerant vapour to condenser 8, divide the concentrated solution of steam chest 22 to enter the 3rd generator 3, drive heat medium flow through the 3rd generator 3, the solution that heating enters in it discharges and provides refrigerant vapour to the second absorber 5, the concentrated solution of the 3rd generator 3 second absorber 5 of flowing through after the second solution choke valve 16 reducing pressure by regulating flows, enter second minute steam chest 23 after the heat absorbing part vaporization, the refrigerant vapour of steam chest 23 releases in second minute enters the 3rd absorber 6, the concentrated solution of second minute steam chest 23 enters the 4th absorber 7 through solution heat exchanger 20 and the second solution heat exchanger 21, absorb refrigerant vapour and heat release in heated medium, the refrigerant vapour heat release of condenser 8 becomes cryogen liquid in heated medium, the cryogen liquid of condenser 8 enters evaporimeter 10 through choke valve 18 reducing pressure by regulating flows, the refrigerant vapour heat release of the second condenser 9 becomes cryogen liquid in heated medium, the cryogen liquid of the second condenser 9 enters evaporimeter 10 through the second choke valve 19 reducing pressure by regulating flows, the waste heat MEDIA FLOW becomes refrigerant vapour and provides to the 4th absorber 7 through the cryogen liquid that evaporimeter 10, heating enter in it, forms multiterminal heat supply first-class absorption type heat pump.
Multiterminal heat supply first-class absorption type heat pump shown in Figure 4 is achieved in that
In multiterminal heat supply first-class absorption type heat pump shown in Figure 3, cancel the 3rd solution choke valve, increase by the 3rd solution heat exchanger, the second generator 2 is had the concentrated solution pipeline to be communicated with generator 1 through the 3rd solution choke valve 17 to be adjusted into the second generator 2 has the concentrated solution pipeline to be communicated with generator 1 through the 3rd solution heat exchanger 24, has the concentrated solution pipeline to be communicated with a minute steam chest 22 through solution choke valve 15 and absorber 4 in generator 1 and is adjusted into generator 1 and has the concentrated solution pipeline to be communicated with dividing a steam chest 22 through the 3rd solution heat exchanger 24, solution choke valve 15 and absorber 4; The concentrated solution of the second generator 2 enters generator 1 through the 3rd solution heat exchanger 24, the concentrated solution of generator 1 is flowed through after the 3rd solution heat exchanger 24 and solution choke valve 15 reducing pressure by regulating flows and is entered minute steam chest 22, formation multiterminal heat supply first-class absorption type heat pump after the vaporization of absorber 4, heat absorbing part.
Multiterminal heat supply first-class absorption type heat pump shown in Figure 5 is achieved in that
In multiterminal heat supply first-class absorption type heat pump shown in Figure 3, cancel the 3rd solution choke valve, increase by the 3rd solution heat exchanger, the second generator 2 is had the concentrated solution pipeline to be communicated with generator 1 through the 3rd solution choke valve 17 to be adjusted into the second generator 2 has the concentrated solution pipeline to be communicated with generator 1 through the 3rd solution heat exchanger 24, and the second absorber 5 is had the weak solution pipeline to be communicated with absorber 4 through solution pump 11 to be adjusted into the second absorber 5 has the weak solution pipeline to be communicated with absorber 4 through solution pump 11 and the 3rd solution heat exchanger 24; The weak solution of the second absorber 5 enters generator 1 through the concentrated solution that solution pump 11 and the 3rd solution heat exchanger 24 enter absorber 4, the second generators 2 through the 3rd solution heat exchanger 24, forms multiterminal heat supply first-class absorption type heat pump.
Multiterminal heat supply first-class absorption type heat pump shown in Figure 6 is achieved in that
1. on structure, in multiterminal heat supply first-class absorption type heat pump shown in Figure 1, increase newly-increased solution heat exchanger, the second absorber 5 is had the weak solution pipeline to be communicated with absorber 4 through the second solution pump 12 to be adjusted into the second absorber 5 has the weak solution pipeline to be communicated with absorber 4 through the second solution pump 12 and newly-increased solution heat exchanger A, the 3rd generator 3 there is the concentrated solution pipeline to be communicated with second minute steam chest 23 through the 3rd solution choke valve 17 and the second absorber 5 to be adjusted into the 3rd generator 3 the concentrated solution pipeline is arranged through newly-increased solution heat exchanger A, the 3rd solution choke valve 17 and the second absorber 5 are communicated with second minute steam chest 23, the weak solution of the second absorber 5 enters absorber 4 through the second solution pump 12 and newly-increased solution heat exchanger A, the concentrated solution of the 3rd generator 3 is flowed through after newly-increased solution heat exchanger A and the 3rd solution choke valve 17 reducing pressure by regulating flows and is entered second minute steam chest 23, formation multiterminal heat supply first-class absorption type heat pump after the second absorber 5, heat absorbing part vaporization.
The effect that the technology of the present invention can realize---multiterminal heat supply first-class absorption type heat pump proposed by the invention has following effect and advantage:
(1) by single-action and economic benefits and social benefits consist of, generator 1 and the second generator 2 are completed for thermal flow process, have reduced the temperature difference that drives between thermal medium and heated medium, temperature difference utilization is abundant, corresponding thermodynamic perfection of cyc le is protected.
(2) single-action that is realized by generator 1 and the second generator 2-economic benefits and social benefits combination process, single-action generating process wherein and the ratio of economic benefits and social benefits generating process can be regulated, and can adapt to preferably different operating mode demands within the specific limits.
(3) can segmentation realize improving to driving the reasonable utilization of heat the utilization rate that drives heat and waste heat.
(4) the single-action backheat that is comprised of the 3rd generator 3, the second absorber 5 and the 3rd absorber 6-economic benefits and social benefits backheat is for thermal flow process, and the thermic load ratio between single-action backheat and economic benefits and social benefits backheat can be regulated, and heating parameter can be regulated, and adaptation condition changes preferably; The thermodynamic parameter smooth change can obtain higher performance index and thermodynamics sophistication.
(5) generator 1, the second generator 2 and the 3rd generator 3 are realized the generating process of solution jointly, are conducive to realize that the first kind drives the driving heat source that maybe can utilize different grades that takes full advantage of of the temperature difference.
(6) enrich the type of first-class absorption type heat pump, expanded the range of application of first-class absorption type heat pump, be conducive to adopt better first-class absorption type heat pump to realize temperature difference utilization, improved energy utilization rate.
Claims (8)
1. multiterminal heat supply first-class absorption type heat pump, mainly be comprised of generator, the second generator, the 3rd generator, absorber, the second absorber, the 3rd absorber, the 4th absorber, condenser, the second condenser, evaporimeter, solution pump, the second solution pump, the 3rd solution pump, the 4th solution pump, solution choke valve, the second solution choke valve, the 3rd solution choke valve, choke valve, the second choke valve, solution heat exchanger, the second solution heat exchanger, minute steam chest and second minute steam chest, the 4th absorber (7) has the weak solution pipeline to be communicated with the 3rd absorber (6) through the 4th solution pump (14) and the second solution heat exchanger (21), the 3rd absorber (6) also has the weak solution pipeline to be communicated with the second absorber (5) through the 3rd solution pump (13) and solution heat exchanger (20), the second absorber (5) also has the weak solution pipeline to be communicated with absorber (4) through the second solution pump (12), absorber (4) also has the weak solution pipeline to be communicated with the second generator (2) through solution the second liquid choke valve (16), the second generator (2) also has the concentrated solution pipeline to be communicated with generator (1) through solution pump (11), generator (1) also has the concentrated solution pipeline to be communicated with a minute steam chest (22) through solution choke valve (15) and absorber (4), divide steam chest (22) to also have the concentrated solution pipeline to be communicated with the 3rd generator (3), the 3rd generator (3) also have the concentrated solution pipeline through the 3rd solution choke valve (17) and the second absorber (5) with second minute steam chest (23) be communicated with, second minute steam chest (23) also have the concentrated solution pipeline to be communicated with the 4th absorber (7) through solution heat exchanger (20) and the second solution heat exchanger (21), generator (1) also has the refrigerant vapour passage to be communicated with absorber (4), the second generator (2) also has the refrigerant vapour passage to be communicated with the second condenser (9), divide steam chest (22) to also have the refrigerant vapour passage to be communicated with condenser (8), the 3rd generator (3) also has the refrigerant vapour passage to be communicated with the second absorber (5), second minute steam chest (23) also have the refrigerant vapour passage to be communicated with the 3rd absorber (6), condenser (8) also has the cryogen liquid pipeline to be communicated with evaporimeter (10) through choke valve (18), the second condenser (9) also has the cryogen liquid pipeline to be communicated with condenser (8) or evaporimeter (10) through the second choke valve (19), evaporimeter (10) also has the refrigerant vapour passage to be communicated with the 4th absorber (7), generator (1), the second generator (2) and the 3rd generator (3) also have respectively the thermal medium of driving pipeline to be communicated with outside, the second absorber (5) or also have the heated medium pipeline to be communicated with the outside, condenser (8), the second condenser (9), the 3rd absorber (6) and the 4th absorber (7) also have respectively the heated medium pipeline to be communicated with outside, evaporimeter (10) medium pipeline that also has surplus heat is communicated with outside, formation multiterminal heat supply first-class absorption type heat pump, wherein: or increase by the 5th solution pump, will divide steam chest (22) to have the concentrated solution pipeline to be communicated with the 3rd generator (3) to be adjusted into a minute steam chest (22) has the concentrated solution pipeline to be communicated with the 3rd generator (3) through the 5th solution pump.
2. multiterminal heat supply first-class absorption type heat pump, in multiterminal heat supply first-class absorption type heat pump claimed in claim 1, increase by the 3rd solution heat exchanger, the second generator (2) is had the concentrated solution pipeline to be communicated with generator (1) through solution pump (11) to be adjusted into the second generator (2) has the concentrated solution pipeline to be communicated with generator (1) through solution pump (11) and the 3rd solution heat exchanger (24), generator (1) there is the concentrated solution pipeline to be communicated with a minute steam chest (22) through solution choke valve (15) and absorber (4) to be adjusted into generator (1) the concentrated solution pipeline is arranged through the 3rd solution heat exchanger (24), solution choke valve (15) and absorber (4) are communicated with a minute steam chest (22), form multiterminal heat supply first-class absorption type heat pump.
3. multiterminal heat supply first-class absorption type heat pump, in the described arbitrary multiterminal heat supply first-class absorption type heat pump of claim 1-2, increase newly-increased solution heat exchanger, the second absorber (5) is had the weak solution pipeline to be communicated with absorber (4) through the second solution pump (12) to be adjusted into the second absorber (5) has the weak solution pipeline to be communicated with absorber (4) through the second solution pump (12) and newly-increased solution heat exchanger (A), with the 3rd generator (3) have the concentrated solution pipeline through the 3rd solution choke valve (17) and the second absorber (5) with second minute steam chest (23) be communicated with and be adjusted into the 3rd generator (3) and the concentrated solution pipeline arranged through newly-increased solution heat exchanger (A), the 3rd solution choke valve (17) and the second absorber (5) with second minute steam chest (23) be communicated with, form multiterminal heat supply first-class absorption type heat pump.
4. multiterminal heat supply first-class absorption type heat pump, mainly be comprised of generator, the second generator, the 3rd generator, absorber, the second absorber, the 3rd absorber, the 4th absorber, condenser, the second condenser, evaporimeter, solution pump, the second solution pump, the 3rd solution pump, solution choke valve, the second solution choke valve, the 3rd solution choke valve, choke valve, the second choke valve, solution heat exchanger, the second solution heat exchanger, minute steam chest and second minute steam chest, the 4th absorber (7) has the weak solution pipeline to be communicated with the 3rd absorber (6) through the 3rd solution pump (13) and the second solution heat exchanger (21), the 3rd absorber (6) also has the weak solution pipeline to be communicated with the second absorber (5) through the second solution pump (12) and solution heat exchanger (20), the second absorber (5) also has the weak solution pipeline to be communicated with absorber (4) through solution pump (11), absorber (4) also has the weak solution pipeline to be communicated with the second generator (2), the second generator (2) also has the concentrated solution pipeline to be communicated with generator (1) through the 3rd solution choke valve (17), generator (1) also has the concentrated solution pipeline to be communicated with a minute steam chest (22) through solution choke valve (15) and absorber (4), divide steam chest (22) to also have the concentrated solution pipeline to be communicated with the 3rd generator (3), the 3rd generator (3) also have the concentrated solution pipeline through the second solution choke valve (16) and the second absorber (5) with second minute steam chest (23) be communicated with, second minute steam chest (23) also have the concentrated solution pipeline to be communicated with the 4th absorber (7) through solution heat exchanger (20) and the second solution heat exchanger (21), generator (1) also has the refrigerant vapour passage to be communicated with the second condenser (9), the second generator (2) also has the refrigerant vapour passage to be communicated with absorber (4), divide steam chest (22) to also have the refrigerant vapour passage to be communicated with condenser (8), the 3rd generator (3) also has the refrigerant vapour passage to be communicated with the second absorber (5), second minute steam chest (23) also have the refrigerant vapour passage to be communicated with the 3rd absorber (6), condenser (8) also has the cryogen liquid pipeline to be communicated with evaporimeter (10) through choke valve (18), the second condenser (9) also has the cryogen liquid pipeline to be communicated with condenser (8) or evaporimeter (10) through the second choke valve (19), evaporimeter (10) also has the refrigerant vapour passage to be communicated with the 4th absorber (7), generator (1), the second generator (2) and the 3rd generator (3) also have respectively the thermal medium of driving pipeline to be communicated with outside, the second absorber (5) or also have the heated medium pipeline to be communicated with the outside, condenser (8), the second condenser (9), the 3rd absorber (6) and the 4th absorber (7) also have respectively the heated medium pipeline to be communicated with outside, evaporimeter (10) medium pipeline that also has surplus heat is communicated with outside, formation multiterminal heat supply first-class absorption type heat pump, 1. or increase by the 4th solution pump wherein:, will divide steam chest (22) to have the concentrated solution pipeline to be communicated with the 3rd generator (3) to be adjusted into a minute steam chest (22) has the concentrated solution pipeline to be communicated with the 3rd generator (3) through the 4th solution pump (14), 2. for convenience of component layouts, or increase and select solution pump, have the weak solution pipeline to be communicated with the second generator (2) to be adjusted into absorber (4) to have weak solution pipeline warp to increase solution pump newly absorber (4) and be communicated with the second generator (2).
5. multiterminal heat supply first-class absorption type heat pump, in multiterminal heat supply first-class absorption type heat pump claimed in claim 4, cancel the 3rd solution choke valve, increase by the 3rd solution heat exchanger, the second generator (2) is had the concentrated solution pipeline to be communicated with generator (1) through the 3rd solution choke valve (17) to be adjusted into the second generator (2) has the concentrated solution pipeline to be communicated with generator (1) through the 3rd solution heat exchanger (24), generator (1) there is the concentrated solution pipeline to be communicated with a minute steam chest (22) through solution choke valve (15) and absorber (4) to be adjusted into generator (1) the concentrated solution pipeline is arranged through the 3rd solution heat exchanger (24), solution choke valve (15) and absorber (4) are communicated with a minute steam chest (22), form multiterminal heat supply first-class absorption type heat pump.
6. multiterminal heat supply first-class absorption type heat pump, in multiterminal heat supply first-class absorption type heat pump claimed in claim 4, cancel the 3rd solution choke valve, increase by the 3rd solution heat exchanger, the second generator (2) is had the concentrated solution pipeline to be communicated with generator (1) through the 3rd solution choke valve (17) to be adjusted into the second generator (2) has the concentrated solution pipeline to be communicated with generator (1) through the 3rd solution heat exchanger (24), the second absorber (5) is had the weak solution pipeline to be communicated with absorber (4) through solution pump (11) to be adjusted into the second absorber (5) has the weak solution pipeline to be communicated with absorber (4) through solution pump (11) and the 3rd solution heat exchanger (24), form multiterminal heat supply first-class absorption type heat pump.
7. multiterminal heat supply first-class absorption type heat pump, in the described arbitrary multiterminal heat supply first-class absorption type heat pump of claim 4-5, increase newly-increased solution heat exchanger, the second absorber (5) is had the weak solution pipeline to be communicated with absorber (4) through solution pump (11) to be adjusted into the second absorber (5) has the weak solution pipeline to be communicated with absorber (4) through solution pump (11) and newly-increased solution heat exchanger (A), with the 3rd generator (3) have the concentrated solution pipeline through the second solution choke valve (16) and the second absorber (5) with second minute steam chest (23) be communicated with and be adjusted into the 3rd generator (3) and the concentrated solution pipeline arranged through newly-increased solution heat exchanger (A), the second solution choke valve (16) and the second absorber (5) with second minute steam chest (23) be communicated with, form multiterminal heat supply first-class absorption type heat pump.
8. multiterminal heat supply first-class absorption type heat pump, in multiterminal heat supply first-class absorption type heat pump claimed in claim 6, increase newly-increased solution heat exchanger, having the weak solution pipeline to be communicated with absorber (4) through solution pump (11) and the 3rd solution heat exchanger (24) the second absorber (5) is adjusted into the second absorber (5) and the weak solution pipeline is arranged through solution pump (11), newly-increased solution heat exchanger (A) and the 3rd solution heat exchanger (24) are communicated with absorber (4), with the 3rd generator (3) have the concentrated solution pipeline through the second solution choke valve (16) and the second absorber (5) with second minute steam chest (23) be communicated with and be adjusted into the 3rd generator (3) and the concentrated solution pipeline arranged through newly-increased solution heat exchanger (A), the second solution choke valve (16) and the second absorber (5) with second minute steam chest (23) be communicated with, form multiterminal heat supply first-class absorption type heat pump.
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| WO2014146217A1 (en) * | 2013-03-20 | 2014-09-25 | Li Huayu | Multi-end heating first class absorption heat pump |
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