CN107062680A - A kind of absorption heat exchange device - Google Patents
A kind of absorption heat exchange device Download PDFInfo
- Publication number
- CN107062680A CN107062680A CN201710189733.8A CN201710189733A CN107062680A CN 107062680 A CN107062680 A CN 107062680A CN 201710189733 A CN201710189733 A CN 201710189733A CN 107062680 A CN107062680 A CN 107062680A
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- CN
- China
- Prior art keywords
- solution
- water
- absorber
- generator
- evaporator
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000010521 absorption reaction Methods 0.000 title claims abstract description 18
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims abstract description 50
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 47
- 239000006096 absorbing agent Substances 0.000 claims abstract description 26
- 238000001816 cooling Methods 0.000 claims abstract description 6
- 239000007788 liquid Substances 0.000 claims description 23
- 239000004744 fabric Substances 0.000 claims description 16
- 239000003507 refrigerant Substances 0.000 claims description 4
- 208000002925 dental caries Diseases 0.000 claims description 3
- 230000005494 condensation Effects 0.000 claims 1
- 238000009833 condensation Methods 0.000 claims 1
- 238000001704 evaporation Methods 0.000 claims 1
- 230000008020 evaporation Effects 0.000 claims 1
- JEGUKCSWCFPDGT-UHFFFAOYSA-N h2o hydrate Chemical compound O.O JEGUKCSWCFPDGT-UHFFFAOYSA-N 0.000 claims 1
- 238000010025 steaming Methods 0.000 claims 1
- AMXOYNBUYSYVKV-UHFFFAOYSA-M lithium bromide Chemical compound [Li+].[Br-] AMXOYNBUYSYVKV-UHFFFAOYSA-M 0.000 abstract description 16
- 229940059936 lithium bromide Drugs 0.000 abstract description 8
- 238000010438 heat treatment Methods 0.000 abstract description 6
- 235000011121 sodium hydroxide Nutrition 0.000 description 12
- 238000010586 diagram Methods 0.000 description 1
- 239000012153 distilled water Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000003809 water extraction Methods 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B15/00—Sorption machines, plants or systems, operating continuously, e.g. absorption type
- F25B15/02—Sorption machines, plants or systems, operating continuously, e.g. absorption type without inert gas
- F25B15/06—Sorption machines, plants or systems, operating continuously, e.g. absorption type without inert gas the refrigerant being water vapour evaporated from a salt solution, e.g. lithium bromide
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B37/00—Absorbers; Adsorbers
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B39/00—Evaporators; Condensers
- F25B39/02—Evaporators
- F25B39/026—Evaporators specially adapted for sorption type systems
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B41/00—Fluid-circulation arrangements
- F25B41/40—Fluid line arrangements
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B2339/00—Details of evaporators; Details of condensers
- F25B2339/02—Details of evaporators
- F25B2339/021—Evaporators in which refrigerant is sprayed on a surface to be cooled
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/27—Relating to heating, ventilation or air conditioning [HVAC] technologies
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/62—Absorption based systems
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Materials Engineering (AREA)
- Sorption Type Refrigeration Machines (AREA)
Abstract
The invention discloses a kind of absorption heat exchange device, it is included by generator, condenser, evaporator, absorber, NaOH solution tank NaOH and cryogen water pot, it is connected after interior hot coil series connection inside generator and evaporator with the water inlet pipe and outlet pipe of heat-source Cycles water, the interior cooling coil inside condenser coil and absorber inside condenser is connected with user's circulating water inlet and outlet pipe respectively；The interior hot coil that lithium-bromide solution is entered back into inside generator after being heated twice by Solutions Solution heat exchanger and hydrothermal solution heat exchanger carries out third time heating.Be effectively improved the temperature of lithium-bromide solution, can it is rapider in generator, be more efficiently completed generation operating mode, significantly improve the operating efficiency of whole absorption heat exchange device unit.
Description
Technical field
The invention belongs to technical field of heat exchange, especially a kind of absorption heat exchange device.
Background technology
Absorption heat exchange device is also referred to as absorption heat pump, and this heat supply process based on Absorption heat-transformer is had begun in cities and towns
Applied in central heating system.It changes the pattern of the heat source water direct circulation of traditional city heat supply, is changed to be followed by thermal source
Ring water extraction supplying heat source, by absorbing pattern of the machine to user's circulating water heating, its advantage includes：(1) it can make full use of
The thermal source that heat-source Cycles water is provided, the return water temperature of heat-source Cycles water is greatly lowered, and is conducive to improving heat exchange efficiency；(2) it is right
The water temperature of heat-source Cycles water is less demanding, and the low-temperature heat source such as smeltery, steam power plant may be by；(3) time of heat-source Cycles water
Coolant-temperature gage is very low, advantageously reduces the thermal loss of heat-source Cycles water, saves the energy.
China's patent discloses patent name：The invention that a kind of vertical big temperature difference of the multistage of double-barrel structure absorbs machine is special
Profit, Patent No.：201410432395.2.It includes being made up of generation-condensing unit of double-barrel structure generator and condenser,
Evaporation-absorptive unit of double-barrel structure is made up of evaporator and absorber；Generation-condensing unit exists in upper, evaporation-absorptive unit
Under, form vertical structure；NaOH solution tank NaOH is arranged on the bottom of absorber, and cryogen water pot is arranged on the bottom of evaporator.Its shortcoming
It is：Lithium bromide weak solution inside NaOH solution tank NaOH is only once heated before entering generator by solution-solution heat exchanger, right
Lithium bromide weak solution heating effect is limited, causes the distilled water in lithium bromide weak solution fully to be vaporized inside generator,
It is serious to constrain the whole operating efficiency for absorbing machine.
The content of the invention
It is an object of the invention to provide a kind of absorption heat exchange device, the temperature of lithium-bromide solution is effectively improved, is made
It can it is rapider in generator, be more efficiently completed generation operating mode, significantly improve whole absorption heat exchange device unit
Operating efficiency.
What the technical solution adopted in the present invention was realized in：A kind of absorption heat exchange device, it include by generator and
Condenser constitutes generation-condensing unit of double-barrel structure, evaporation-absorption list of double-barrel structure is made up of evaporator and absorber
Member；Generation-condensing unit under, forms vertical structure in upper, evaporation-absorptive unit；NaOH solution tank NaOH is arranged on the bottom of absorber,
Cryogen water pot is arranged on the bottom of evaporator；The bottom of condenser is connected by a U-tube with the cloth liquid bath of evaporator upper end；
The bottom of cryogen water pot is connected by pipeline and refrigerant pump with the cloth liquid bath of evaporator upper end；Condenser coil inside condenser
It is connected respectively with user's circulating water inlet and outlet pipe with the interior cooling coil inside absorber, it is characterised in that：The solution
Generator is accessed in the bottom of tank after being connected successively with solution pump, solution-solution heat exchanger, hot water-solution heat exchanger by pipeline
The cloth liquid bath of upper end；Generator bottom is accessed after being connected successively with a single u-shaped pipe, solution-solution heat exchanger by pipeline to be absorbed
The cloth liquid bath of device upper end；In interior hot coil, hot water-cold-water heat exchanger, evaporator inside hot water-solution heat exchanger, generator
It is connected after the interior hot coil series connection in portion with the water inlet pipe and outlet pipe of heat-source Cycles water, the cold water side of hot water-cold-water heat exchanger
It is connected by pipeline with user's circulating water inlet and outlet pipe.
Further, described generator is connected by keeping off liquid case with condenser；Described evaporator and absorber be all by
2~15 sections of cavitys being superimposed up and down are constituted, and are designed with U-shaped communicating pipe between neighbouring cavity, evaporator and absorber are every
The top of section cavity is provided with cloth liquid bath, is connected between evaporator and the corresponding cavity of absorber level by keeping off liquid case.
The advantage of the invention is that：Lithium-bromide solution adds twice by solution-solution heat exchanger and hot water-solution heat exchanger
The interior hot coil entered back into after temperature inside generator carries out third time heating, is effectively improved the temperature of lithium-bromide solution,
Can it is rapider in generator, be more efficiently completed generation operating mode, significantly improve whole absorption heat exchange device unit
Operating efficiency.
User's circulating water inlet and outlet pipe connection respectively with inside the condenser coil inside condenser, absorber in
Cooling coil and hot water-cold-water heat exchanger cold water side ducts connection, three times give user's circulating water heating, very substantial increase
Heat exchanger effectiveness.
Brief description of the drawings
Fig. 1 is absorption heat exchange device schematic diagram of the present invention；
In figure：1- generators, 2- condensers, 3- evaporators, 4- absorbers, 5- generations-condensing unit, 6- evaporations-absorption
Hot plate in cooling coil in unit, 7- NaOH solution tank NaOHs, 8- cryogen water pots, 9-U type pipes, 10- cloth liquid baths, 11- condenser coils, 12-, 13-
Pipe, 14- refrigerant pumps, 15- solution pumps, 16- solution-solution heat exchangers, 17- hot water-solution heat exchanger, 18-U type communicating pipes,
19- keeps off liquid case, 20- hot water-cold-water heat exchanger.
Embodiment
The present invention is further described with reference to the accompanying drawings and examples.
As shown in figure 1, a kind of absorption heat exchange device, it includes being made up of the hair of double-barrel structure generator 1 and condenser 2
Life-condensing unit 5, the evaporation-absorptive unit 6 for being made up of evaporator 3 and absorber 4 double-barrel structure；Generation-condensing unit 5 exists
Upper, evaporation-absorptive unit 6 forms vertical structure under；NaOH solution tank NaOH 7 is arranged on the bottom of absorber 4, and cryogen water pot 8 is arranged on
The bottom of evaporator 3；The bottom of condenser 2 is connected by a U-tube 9 with the cloth liquid bath 10 of the upper end of evaporator 3；Cryogen water pot
8 bottom is connected by pipeline and refrigerant pump 14 with the cloth liquid bath 10 of the upper end of evaporator 3；Condenser coil inside condenser 2
11 and absorber 4 inside interior cooling coil 12 be connected respectively with user's circulating water inlet and outlet pipe, the bottom of the NaOH solution tank NaOH 7
Portion accesses generator 1 after being connected successively with solution pump 15, solution-solution heat exchanger 16, hot water-solution heat exchanger 17 by pipeline
The cloth liquid bath 10 of upper end；Connect and be followed by with a single u-shaped pipe 9, solution-solution heat exchanger 16 successively by pipeline in the bottom of generator 1
Enter the cloth liquid bath 10 of the upper end of absorber 4；Interior hot coil 13, hot water-cold water inside hot water-solution heat exchanger 17, generator 1 are changed
Interior hot coil 13 inside hot device 20, evaporator 3 is connected after connecting with the water inlet pipe and outlet pipe of heat-source Cycles water, and hot water-
The cold water side of cold-water heat exchanger 20 is connected by pipeline with user's circulating water inlet and outlet pipe.
Described generator 1 is connected by keeping off liquid case 19 with condenser 2；Described evaporator 3 and absorber 4 is all by upper
3 sections of cavitys of lower superposition are constituted, and every section of U-shaped communicating pipe 18, evaporator 3 and absorber 4 are designed between neighbouring cavity
The top of cavity is provided with cloth liquid bath 10, is connected between evaporator 3 and the corresponding cavity of the level of absorber 4 by keeping off liquid case 19.
Finally it should be noted that above embodiment is merely illustrative of the technical solution of the present invention, rather than to this
The limitation of invention protection domain, simple modification or wait that one of ordinary skill in the art is carried out to technical scheme
With replacing, all without departing from the spirit and scope of technical solution of the present invention.
Claims (2)
1. a kind of absorption heat exchange device, it includes constituting generation-condensing unit of double-barrel structure, by steaming by generator and condenser
Send out device and absorber constitutes evaporation-absorptive unit of double-barrel structure；Generation-condensing unit in upper, evaporation-absorptive unit under,
Form vertical structure；NaOH solution tank NaOH is arranged on the bottom of absorber, and cryogen water pot is arranged on the bottom of evaporator；The bottom of condenser
It is connected by a U-tube with the cloth liquid bath of evaporator upper end；The bottom of cryogen water pot passes through pipeline and refrigerant pump and evaporation
The cloth liquid bath connection of device upper end；The interior cooling coil inside condenser coil and absorber inside condenser respectively with user's recirculated water
Water inlet pipe and outlet pipe connection, it is characterised in that：The bottom of the NaOH solution tank NaOH by pipeline successively with solution pump, solution-solution
The cloth liquid bath of access generator upper end after heat exchanger, hot water-solution heat exchanger series connection；Generator bottom is by pipeline successively with one
The cloth liquid bath of access absorber upper end after single u-shaped pipe, the series connection of solution-solution heat exchanger；In hot water-solution heat exchanger, generator
Water inlet pipe after the interior hot coil in portion, hot water-cold-water heat exchanger, the interior hot coil series connection inside evaporator with heat-source Cycles water
With outlet pipe connection, the cold water side of hot water-cold-water heat exchanger is connected by pipeline with user's circulating water inlet and outlet pipe.
2. absorption heat exchange device according to claim 1, it is characterised in that：Described generator is by keeping off liquid case and condensation
Device is connected；Described evaporator and absorber are made up of 2~15 sections of cavitys being superimposed up and down, between neighbouring cavity
U-shaped communicating pipe is designed with, the top of every section of cavity of evaporator and absorber is provided with cloth liquid bath, and evaporator is corresponding with absorber level
Cavity between by keep off liquid case connect.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710189733.8A CN107062680A (en) | 2017-03-17 | 2017-03-17 | A kind of absorption heat exchange device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710189733.8A CN107062680A (en) | 2017-03-17 | 2017-03-17 | A kind of absorption heat exchange device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107062680A true CN107062680A (en) | 2017-08-18 |
Family
ID=59620296
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710189733.8A Pending CN107062680A (en) | 2017-03-17 | 2017-03-17 | A kind of absorption heat exchange device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107062680A (en) |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20060230776A1 (en) * | 2004-10-13 | 2006-10-19 | Ebara Corporation | Absorption heat pump |
| CN101329117A (en) * | 2008-07-23 | 2008-12-24 | 北京环能瑞通科技发展有限公司 | Integral type absorption type heat exchange machine unit |
| KR20100074387A (en) * | 2008-12-24 | 2010-07-02 | 한국지역난방공사 | Low temperature water two-stage absorbtion type refrigerator and heater |
| CN203549973U (en) * | 2013-09-24 | 2014-04-16 | 四平市巨元瀚洋板式换热器有限公司 | Heat-source-reusing integrated heat exchange unit |
| CN104329826A (en) * | 2014-08-28 | 2015-02-04 | 清华大学 | Multi-section vertical large temperature difference absorber of double-cylinder structure |
| CN104764244A (en) * | 2015-04-24 | 2015-07-08 | 珠海格力电器股份有限公司 | Absorption heat pump unit, heat exchanger unit and heat supply system |
| CN106225299A (en) * | 2016-09-13 | 2016-12-14 | 远大空调有限公司 | A kind of absorption cooling and warming water machine group crystallization-preventive processing means and method thereof |
| CN106352589A (en) * | 2016-08-30 | 2017-01-25 | 北京华源泰盟节能设备有限公司 | Split absorbing-type heat exchange unit and heat exchange method thereof |
| CN206755647U (en) * | 2017-03-17 | 2017-12-15 | 赤峰和然节能设备有限责任公司 | A kind of absorption heat exchange device |
| JP2018506013A (en) * | 2015-01-08 | 2018-03-01 | ブライ・エアー・アジア・ピーヴイティー・リミテッド | Split level adsorption cooling system |
-
2017
- 2017-03-17 CN CN201710189733.8A patent/CN107062680A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20060230776A1 (en) * | 2004-10-13 | 2006-10-19 | Ebara Corporation | Absorption heat pump |
| CN101329117A (en) * | 2008-07-23 | 2008-12-24 | 北京环能瑞通科技发展有限公司 | Integral type absorption type heat exchange machine unit |
| KR20100074387A (en) * | 2008-12-24 | 2010-07-02 | 한국지역난방공사 | Low temperature water two-stage absorbtion type refrigerator and heater |
| CN203549973U (en) * | 2013-09-24 | 2014-04-16 | 四平市巨元瀚洋板式换热器有限公司 | Heat-source-reusing integrated heat exchange unit |
| CN104329826A (en) * | 2014-08-28 | 2015-02-04 | 清华大学 | Multi-section vertical large temperature difference absorber of double-cylinder structure |
| JP2018506013A (en) * | 2015-01-08 | 2018-03-01 | ブライ・エアー・アジア・ピーヴイティー・リミテッド | Split level adsorption cooling system |
| CN104764244A (en) * | 2015-04-24 | 2015-07-08 | 珠海格力电器股份有限公司 | Absorption heat pump unit, heat exchanger unit and heat supply system |
| CN106352589A (en) * | 2016-08-30 | 2017-01-25 | 北京华源泰盟节能设备有限公司 | Split absorbing-type heat exchange unit and heat exchange method thereof |
| CN106225299A (en) * | 2016-09-13 | 2016-12-14 | 远大空调有限公司 | A kind of absorption cooling and warming water machine group crystallization-preventive processing means and method thereof |
| CN206755647U (en) * | 2017-03-17 | 2017-12-15 | 赤峰和然节能设备有限责任公司 | A kind of absorption heat exchange device |
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Application publication date: 20170818 |
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