CN201706769U - Lithium bromide central air conditioner for fully recycling vaporization heat - Google Patents
Lithium bromide central air conditioner for fully recycling vaporization heat Download PDFInfo
- Publication number
- CN201706769U CN201706769U CN2010201970534U CN201020197053U CN201706769U CN 201706769 U CN201706769 U CN 201706769U CN 2010201970534 U CN2010201970534 U CN 2010201970534U CN 201020197053 U CN201020197053 U CN 201020197053U CN 201706769 U CN201706769 U CN 201706769U
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- heat exchanger
- superheated steam
- high pressure
- pressure generator
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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
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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
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- Sorption Type Refrigeration Machines (AREA)
Abstract
The utility model relates to a lithium bromide central air conditioner for fully recycling vaporization heat. The lithium bromide central air conditioner comprises a high-pressure generator, a high-temperature heat exchanger and an absorption and evaporation cavity, wherein a high-pressure generator steam cavity, a superheated steam cooling and decompression chamber, a cooling and decompression expansion valve, a high-pressure refrigerant pump and a refrigerant water pond are communicated in turn; a steam compressor is connected with the superheated steam cooling and decompression chamber; the steam compressor, a compressed superheated steam cooling and decompression chamber, a condensation heat exchanger, a condensation control expansion valve, a refrigerant water cooler and the refrigerant water pond are communicated in turn; the condensation heat exchanger is arranged in a concentrated solution cavity of the high-pressure generator; and the compressed superheated steam cooling and decompression chamber is also communicated with the cooling and decompression expansion valve and the high-pressure refrigerant pump. Due to the adoption of the structure, the latent heat energy of refrigerant steam evaporated from the high-pressure generator is fully utilized and power consumed by the steam compressor can be absorbed by the high-pressure generator so as to make up radiation loss and heat transfer loss, and the generator does not need to be heated by other heat sources even when the steam compressor continuously consumes electric energy when the lithium bromide air conditioner runs.
Description
Technical field
The present invention relates to lithium bromide central air-conditioning.
Background technology
Present prior art, present lithium bromide air-conditioning is the highest with the economic benefits and social benefits engine efficiency, it heats low pressure generator solution with the high pressure generator refrigerant vapour, like this, the high pressure generator refrigerant vapour is condensed, liberated heat continued evaporation when low pressure generator solution absorbed the refrigerant vapour condensation, therefore dual effect type lithium bromide air-conditioning improves 40-50% than single-effect type lithium bromide air-conditioner efficiency, but, the refrigerant vapour that low pressure generator solution evaporates need condensation in condenser, liberated heat not only has been wasted during condensation, also increased lithium bromide air conditioning cooling water consumption, under the present technical conditions that Here it is, lithium bromide air-conditioning Energy Efficiency Ratio does not reach 2, and cooling water flow is the reason of 1.8 times of electric refrigeration air-conditioners simultaneously.。
Summary of the invention
The objective of the invention is: provide a kind of heat of vaporization complete recovery type lithium bromide central air-conditioning, the potential that it not only can abundant sharp refrigerant vapour, and can reduce the consumption of cooling water, improve Energy Efficiency Ratio.
The present invention is achieved in that the complete recovery type lithium bromide central air-conditioning of a kind of heat of vaporization, comprise high pressure generator, high-temperature heat exchanger and absorption evaporation cavity, absorb the evaporation cavity and comprise absorbing cavity, evaporation cavity, absorption heat exchanger, evaporating heat exchanger, water as refrigerant nozzle and low temperature concentrated solution nozzle, absorbing cavity is communicated with evaporation cavity, the absorbing cavity bottom is the weak solution dish, the evaporation cavity bottom is the cryogen water pond, the water as refrigerant nozzle is communicated with the cryogen water pond by cryogenic fluid pump, and the cryogen water pond is communicated with the water as refrigerant cooler; The weak solution dish is communicated with high pressure generator by solution pump, a high-temperature heat exchanger; Its special character is: also comprise a superheated steam cooling decompression chamber, a compression superheated steam cooling decompression chamber, vapour compression machine, high pressure cryogenic fluid pump, cooling decompression expansion valve, control condensation expansion valve, condensing heat exchanger and water as refrigerant cooler;
Superheated steam cooling decompression chamber is communicated with the high pressure generator vapor chamber; The cooling decompression expansion valve is communicated with superheated steam cooling decompression chamber, and cooling decompression expansion valve, high pressure cryogenic fluid pump and cryogen water pond are communicated with successively;
Vapour compression machine is communicated with superheated steam cooling decompression chamber, and vapour compression machine, compression superheated steam cooling decompression chamber, condensing heat exchanger, control condensation expansion valve, water as refrigerant cooler and cryogen water pond are communicated with successively; Condensing heat exchanger is arranged in the concentrated solution chamber of high pressure generator; Compression superheated steam cooling decompression chamber also with between cooling decompression expansion valve and the high pressure cryogenic fluid pump is communicated with;
High-temperature heat exchanger one end is communicated with high pressure generator, and the other end is communicated with solution pump, low temperature concentrated solution nozzle.
The complete recovery type lithium bromide central air-conditioning of a kind of heat of vaporization of the present invention, owing to adopt such structure, the high degree of superheat steam cooling decompression of high pressure generator is low overheat steam, then with vapour compression machine be compressed to can evaporating temperature condensation in high pressure generator high temperature and high pressure steam, this steam also is superheated steam, through cooling decompression is saturated vapor, feeds the condensing heat exchanger condensation that is arranged on high pressure generator, and liberated heat continues evaporation during high pressure generator solution absorption condensation.Like this, the calorific potential of the refrigerant vapour of high pressure generator evaporation is utilized fully, the merit of vapour compression machine consumption also can be absorbed by high pressure generator and be used to remedy radiation loss and heat transfer loss, during the lithium bromide operation of air conditioner except that vapour compression machine the continuous consumption electric energy, generator no longer needs the heating of other thermal source.
The more electric refrigeration air-conditioner of the present invention has two big advantages: 1. the function of vapour compression machine work is absorbed by the lithium bromide air-conditioning, and the merit that electric refrigeration air conditioner compressor is done is drained by the form with used heat, increases cooling water amount; 2. the heat of vaporization of water is much larger than existing electric refrigeration air-conditioner refrigerants vaporize warm, during identical refrigerating capacity, the gas flow of vapour compression machine compression still less, vapour compression machine press power is littler; 3. the existing electric refrigeration air-conditioner cold-producing medium of water vapour is easier to condensation, and the vapour compression machine pressure at expulsion is low, makes vapour compression machine littler than electric refrigerant compression acc power; 4. water is the harmless cold-producing medium of cleaning, and existing electric refrigeration air-conditioner cold-producing medium hostile environment.
Description of drawings
Fig. 1 is a structure flow chart of the present invention.
The specific embodiment
Below in conjunction with accompanying drawing the present invention is further described.
As shown in Figure 1, the complete recovery type lithium bromide central air-conditioning of a kind of heat of vaporization, comprise high pressure generator 1, high-temperature heat exchanger 5 and absorb evaporation cavity 2, absorbing evaporation cavity 2 comprises absorbing cavity 2A, evaporation cavity 2B, absorbs heat exchanger 22, evaporating heat exchanger 32, water as refrigerant nozzle 33 and low temperature concentrated solution nozzle 23, absorbing cavity 2A is communicated with evaporation cavity 2B, absorbing cavity 2A bottom is a weak solution dish 21, evaporation cavity 2B bottom is a cryogen water pond 31, and water as refrigerant nozzle 33 is communicated with cryogen water pond 31 by cryogenic fluid pump 14; Weak solution dish 21 is communicated with high pressure generator 1 by solution pump 4, a high-temperature heat exchanger 5;
Also comprise compression superheated steam cooling decompression chambers 76,, a superheated steam cooling decompression chamber, vapour compression machine 8, high pressure cryogenic fluid pump 9, cooling decompression expansion valve 10, control condensation expansion valve 11, condensing heat exchanger 12 and water as refrigerant cooler 13;
Superheated steam cooling decompression chamber 6 is communicated with high pressure generator 1 vapor chamber; Cooling decompression expansion valve 10 is communicated with superheated steam cooling decompression chamber 6, and cooling decompression expansion valve 10, high pressure cryogenic fluid pump 9 and cryogen water pond 31 are communicated with successively;
Vapour compression machine 8 is communicated with superheated steam cooling decompression chamber 6, and vapour compression machine 8, compression superheated steam cooling decompression chamber 7, condensing heat exchanger 12, control condensation expansion valve 11, water as refrigerant cooler 13 and cryogen water pond 31 are communicated with successively; Condensing heat exchanger 12 is arranged in the concentrated solution chamber of high pressure generator 1; Compression superheated steam cooling decompression chamber 7 also with between cooling decompression expansion valve 10 and the high pressure cryogenic fluid pump 9 is communicated with;
High-temperature heat exchanger 5 one ends are communicated with high pressure generator 1, and the other end is communicated with low temperature concentrated solution nozzle 23 through solution pump 4; Weak solution in the absorbing cavity 2A through solution pump 4, high-temperature heat exchanger 5, enters high pressure generator 1.
The present invention in use,
One, the refrigerant vapour of cold-producing medium flow process high pressure generator 1 cooling decompression in superheated steam cooling decompression chamber 6 is a low overheat steam, through vapour compression machine 8 boil down to high temperature and high pressure steams, compressed again superheated steam cooling decompression chamber 7 cooling decompressions are saturated vapor, to condensing heat exchanger 12 condensations that are positioned at high pressure generator 1, control condensation expansion valve 11 is discharged into cooling in the water as refrigerant cooler 13 to condensed water, a water as refrigerant part that is cooled is got back to the cryogen water pond 31 that is positioned at evaporation cavity 2B, be transported to water as refrigerant nozzle 33 by cryogenic fluid pump 14 and spray evaporating heat exchanger 32 evaporations, a part is transported to superheated steam cooling decompression chamber 6 and compression vapour superheated steam cooling decompression chamber 7 through high pressure cryogenic fluid pump 9, is used for superheated steam cooling decompression indoor overheating steam cooling is reduced pressure.
Two, the weak solution in the solution flow process absorbing cavity 2A is through solution pump 4 pressurizations, and the high temperature concentrated solution heat exchange of flowing out with high pressure generator 1 liquid capsule in high-temperature heat exchanger 5 is injected high pressure generator 1 after temperature raises.
Three, the concentrated solution of the liquid capsule of concentrated solution flow process high pressure generator 1 outflow, through high-temperature heat exchanger 5 and weak solution heat exchange, the temperature reduction absorbs refrigerant vapour after low temperature concentrated solution nozzle 23 is sprayed onto to absorb on the heat exchanger 22 in the absorbing cavity 2A, falls into weak solution dish 21 at last.
Claims (1)
1. complete recovery type lithium bromide central air-conditioning of heat of vaporization, comprise high pressure generator, high-temperature heat exchanger and absorption evaporation cavity, absorb the evaporation cavity and comprise absorbing cavity, evaporation cavity, absorption heat exchanger, evaporating heat exchanger, water as refrigerant nozzle and low temperature concentrated solution nozzle, absorbing cavity is communicated with evaporation cavity, the absorbing cavity bottom is the weak solution dish, the evaporation cavity bottom is the cryogen water pond, and the water as refrigerant nozzle is communicated with the cryogen water pond by cryogenic fluid pump, and the cryogen water pond is communicated with the water as refrigerant cooler; The weak solution dish is communicated with high pressure generator by solution pump, a high-temperature heat exchanger; It is characterized in that: also comprise a superheated steam cooling decompression chamber, a compression superheated steam cooling decompression chamber, vapour compression machine, high pressure cryogenic fluid pump, cooling decompression expansion valve, control condensation expansion valve, condensing heat exchanger and water as refrigerant cooler;
Superheated steam cooling decompression chamber is communicated with the high pressure generator vapor chamber; The cooling decompression expansion valve is communicated with superheated steam cooling decompression chamber, and cooling decompression expansion valve, high pressure cryogenic fluid pump and cryogen water pond are communicated with successively;
Vapour compression machine is communicated with superheated steam cooling decompression chamber, and vapour compression machine, compression superheated steam cooling decompression chamber, condensing heat exchanger, control condensation expansion valve, water as refrigerant cooler and cryogen water pond are communicated with successively; Condensing heat exchanger is arranged in the concentrated solution chamber of high pressure generator; Compression superheated steam cooling decompression chamber also with between cooling decompression expansion valve and the high pressure cryogenic fluid pump is communicated with;
High-temperature heat exchanger one end is communicated with high pressure generator, and the other end is communicated with solution pump, low temperature concentrated solution nozzle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201970534U CN201706769U (en) | 2010-05-14 | 2010-05-14 | Lithium bromide central air conditioner for fully recycling vaporization heat |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201970534U CN201706769U (en) | 2010-05-14 | 2010-05-14 | Lithium bromide central air conditioner for fully recycling vaporization heat |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201706769U true CN201706769U (en) | 2011-01-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010201970534U Expired - Fee Related CN201706769U (en) | 2010-05-14 | 2010-05-14 | Lithium bromide central air conditioner for fully recycling vaporization heat |
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| Country | Link |
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| CN (1) | CN201706769U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101957035A (en) * | 2010-05-14 | 2011-01-26 | 王开明 | Vaporization heat fully recyclable lithium bromide central air-conditioning |
| CN113418320A (en) * | 2021-06-16 | 2021-09-21 | 郑喜勋 | Device for increasing temperature of low-temperature heat source and using method thereof |
-
2010
- 2010-05-14 CN CN2010201970534U patent/CN201706769U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101957035A (en) * | 2010-05-14 | 2011-01-26 | 王开明 | Vaporization heat fully recyclable lithium bromide central air-conditioning |
| CN101957035B (en) * | 2010-05-14 | 2012-10-03 | 王开明 | Vaporization heat fully recyclable lithium bromide central air-conditioning |
| CN113418320A (en) * | 2021-06-16 | 2021-09-21 | 郑喜勋 | Device for increasing temperature of low-temperature heat source and using method thereof |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110112 Termination date: 20110514 |