CN2909103Y - Solar double-efficiency absorption air conditioner - Google Patents
Solar double-efficiency absorption air conditioner Download PDFInfo
- Publication number
- CN2909103Y CN2909103Y CNU2006201145954U CN200620114595U CN2909103Y CN 2909103 Y CN2909103 Y CN 2909103Y CN U2006201145954 U CNU2006201145954 U CN U2006201145954U CN 200620114595 U CN200620114595 U CN 200620114595U CN 2909103 Y CN2909103 Y CN 2909103Y
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- China
- Prior art keywords
- pressure generator
- heat exchanger
- high pressure
- outlet
- water
- 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.)
- Expired - Fee Related
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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
- Y02B10/00—Integration of renewable energy sources in buildings
- Y02B10/20—Solar thermal
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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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- 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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/40—Solar thermal energy, e.g. solar towers
Abstract
The utility model relates to a solar energy air-conditioning device, in particular to a double-effect absorption air conditioning, which adopts the double-effect absorption refrigeration principle of producing high temperature heat source by using a solar energy concentrator with a working fluid of lithium bromide and water. At the same time of cooling and heating, the device can offer domestic hot water. The system structure consists mainly of the concentrator, a high pressure heat-collecting generator, a low pressure generator, a condenser, an evaporator, an absorber, a bath pump, a heat exchanger of domestic water and others. The heat source can heat the bath in the high pressure generator directly to produce a cryogen steam with high pressure and high temperature in the high pressure generator. The cryogen steam serving as the heat source of the low pressure generator once again can not only make effective use of the heat quantity of the cryogen steam but also reduce the heat exhaust quantity of the set. Heating up the domestic water during the processing of condensation makes an effect of multiple heat saving. With a high thermal coefficient, the simple system structure makes product forming and extending easy.
Description
Affiliated technical field
The utility model relates to a kind of air-conditioning system of utilizing solar energy, particularly a kind of dual effect absorption air-conditioning.
Background technology
At present, many countries and regions all exist energy crisis, how to utilize that solar energy is this not only to have been cleaned but also the reproducible energy, more and more receive publicity, and the exploitation of solar airconditioning all has crucial meaning to energy savings, conservation of nature environment.Yet, on the market successful product seldom, the problem of existence is: system architecture complexity, cost height are 01128404.8 (high-temperature heat-gathering absorption type air conditioning system in the solar energy) as application number; Simple structure is also arranged, but thermodynamic coefficient has only below 0.7 for a short time, at the bottom of the big overall efficiency of heat exhaust, be (solar absorption air-conditioning) patent of 00229377.3 as the patent No..These all are unfavorable for forming commercialization, and solar energy resources slowly is not used.
Summary of the invention
In order to overcome the deficiencies in the prior art part, the utility model provides a kind of different environment of the four seasons that applies to use down, but freezes summer, and winter heating provides the domestic hot-water solar energy double effect absorption air-conditioning system of three big functions the whole year.Owing to adopt light-condensing and heat-collecting device, solution in the direct heating high-pressure generator of thermal source, can in high pressure generator, produce the higher refrigerant vapour of pressure, do the thermal source of low pressure generator once more, heat energy during the condenser cooling heats life hot water again, not only effectively utilized the heat of refrigerant vapour, and the heat exhaust that has reduced unit plays the effect of multiple saving heat energy.Show according to calculating and actual measurement: add heat and be about single-effect machine 1/2～2/3, the thermic load of condenser is about 1/2, and thermodynamic coefficient reaches more than 1, the comprehensive effectiveness height, and system is simple, is beneficial to commercialization and popularization.
Operation principle of the present utility model is to utilize solar energy condensation board to produce high temperature heat source, and lithium bromide and water are as the double effect absorption refrigeration principle of working medium.System architecture mainly is made up of solar panel, thermal-arrest high pressure generator, low pressure generator, condenser, choke valve, evaporimeter, absorber, solution pump, high-temperature heat exchanger, low temperature heat exchanger, injector, domestic water heat exchanger, and annex is made up of control valve, pipeline etc.Produce lithium bromide water solution in 150～200 ℃ of high temperature heating high-pressure generators by solar panel during refrigeration, produce HTHP water as refrigerant steam, water vapour arrives low pressure generator through pipeline, the lithium bromide water solution that water vapour heats in the low pressure generator again produces water as refrigerant steam once more, this moment, low pressure generator was equivalent to the condenser of high pressure generator, refrigerant vapour is emitted heat and is condensed into water as refrigerant in low pressure generator, enter condenser behind the water as refrigerant expenditure and pressure, the refrigerant vapour that produces in the low pressure generator also enters condenser simultaneously, the device that is condensed is condensed into water as refrigerant, and a large amount of in addition condensation heat has heated domestic water simultaneously through the domestic water heat exchanger.Two strands of water as refrigerants together enter evaporimeter through throttling, and owing to the evaporator pressure very end, water as refrigerant evaporates therein and produces cold effect; Concentrated solution by high pressure generator and low pressure generator outlet, respectively through high-temperature heat exchanger and low temperature heat exchanger, enter absorber after temperature reduces, solution also can by injector with enter absorber after weak solution is mixed, in absorber, cool off and absorption comes the refrigerant vapour of flash-pot.Solution after the absorption becomes weak solution, carries respectively through high-temperature heat exchanger and the low temperature heat exchanger back of heating up by solution pump to arrive high pressure generator and low pressure generator, and generating process again again, refrigerating plant is just finished an absorption refrigeration and is circulated like this.High low temperature heat exchanger is in order to improve the thermal efficiency.
The high temperature and high pressure steam that high pressure generator produces when heating arrives evaporimeter again through control valve, domestic water heat exchanger, produces to heat heating effect and heat domestic water simultaneously.
Be equipped with the auxiliary heating rod of electricity in the high pressure generator, the effect that when cloudy day or night, can adopt the auxiliary heating of electricity to reach refrigeration or heat.
The beneficial effects of the utility model are can multiplely utilize the heat energy of solar energy, the thermodynamic coefficient of raising refrigerating plant, the hot type that has reduced unit high-volume, adopt light-focusing type thermal-arrest high pressure generator to reduce the size of generator simultaneously, reduced manufacturing cost, be easy to commercialization and popularization.
Description of drawings
Below in conjunction with drawings and Examples the utility model is further specified.
Accompanying drawing is a work schematic diagram of the present utility model
Among the figure 1, solar panel, 2, electrically heated rod, 3, high pressure generator, 4, low temperature heat exchanger, 5, injector, 6, absorber, 7, pressure-reducing valve, 8, low pressure generator, 9, pressure-reducing valve, 10, condenser, 11, choke valve, 12, evaporimeter, 13, solution pump, 14, injector, 15, high-temperature heat exchanger, 16,17, control valve, 18, domestic water heat exchanger, 19, hot water outlet, 20, cooling water inlet.
The specific embodiment
Below in conjunction with accompanying drawing concrete enforcement of the present utility model is further described
As shown in the figure, a kind of double effect absorption air-conditioning system of utilizing solar energy is a cold-producing medium with water, and lithium bromide is an absorbent.Mainly comprise solar panel (1), electrically heated rod (2), high pressure generator (3), low temperature heat exchanger (4), injector (5) (14), absorber (6), pressure-reducing valve (7) (9), low pressure generator (8), condenser (10), choke valve (11), evaporimeter (12), solution pump (13), high-temperature heat exchanger (15), control valve (16) (17), domestic water heat exchanger (18).Lithium bromide water solution in high pressure generator during refrigeration (3) is heated, produce of the refrigerant vapour outlet of high temperature refrigerant vapour through high pressure generator (3) top, control valve (17) arrives the steam inlet of low pressure generator (8), the lithium bromide water solution that the high temperature refrigerant vapour heats in the low pressure generator (8) again produces refrigerant vapour once more, be connected with condenser (10) import through top exit, low pressure generator (8) this moment quite and the condenser of high pressure generator (3), refrigerant vapour becomes water as refrigerant after low pressure generator (8) lining heat release, the water as refrigerant outlet also is connected with condenser (10) import through pressure-reducing valve (9), so just have two strands of cryogens and enter condenser (10), be connected with evaporimeter (12) import through choke valve (11) by the water as refrigerant outlet after in condenser (10), being condensed into water as refrigerant, water as refrigerant by expenditure and pressure after in evaporimeter (12) evaporation absorb heat, thereby produce refrigeration effect.The outlet of evaporimeter (12) is connected with the refrigerant vapour import of absorber (6), make steam constantly be absorbed device (6) and siphon away, the concentrated solution outlet of high pressure generator (3) is connected through the solution inlet port of high-temperature heat exchanger (15) injector (14) pressure-reducing valve (7) with absorber (6); The concentrated solution outlet of low pressure generator (8) is connected through the solution inlet port of low temperature heat exchanger (4) injector (5) pressure-reducing valve (7) with absorber (6).High pressure generator (3), after being heated evaporation, lithium bromide water solution in the low pressure generator (8) becomes concentrated solution, respectively through high-temperature heat exchanger (15), low temperature heat exchanger (4), injector (14) (5), pressure-reducing valve (7) arrives absorber (6) absorption refrigerant vapour becomes weak solution, the weak solution outlet of absorber (6) is through solution pump (13), high-temperature heat exchanger (15) is connected with high pressure generator (3) dilute solution inlet, absorber (6) weak solution outlet simultaneously is through solution pump (13), low temperature heat exchanger (4) is connected with the dilute solution inlet of low pressure generator (8), and weak solution adds through solution pump (13) and is pressed in respectively through high-temperature heat exchanger (15), deliver to the process that high pressure generator (3) and low pressure generator (8) are finished absorption and taken place after low temperature heat exchanger (4) the increase temperature respectively.The a large amount of condensation heat of condenser during refrigeration (10) has heated the water in the domestic water heat exchanger (18) simultaneously, satisfies life and uses.
The high temperature and high pressure steam that high pressure generator when heating (3) produces arrives evaporimeter (12) through control valve (16), domestic water heat exchanger (18), directly produce and heat effect and the domestic hot-water is provided, the steam (vapor) outlet of high pressure generator (3) is connected with domestic water heat exchanger (18) import by control valve (16), and outlet is connected with the import of evaporimeter (12).Condensed water adds in the high pressure generator after being pressurizeed by solution pump (13), finishes heating circulation.The Push And Release of control valve (16) (17) can controlled the refrigeration of unit or heat and neither freeze and also not heat.
Claims (4)
1, a kind of solar energy double effect absorption air-conditioning, the high temperature that utilizes the solar-energy light collector generation is as thermal source, lithium bromide and water are as the double effect absorption air-conditioning of working medium, mainly comprise solar panel (1), high pressure generator (3), low pressure generator (8), absorber (6), evaporimeter (12), condenser (10), solution pump (13), high-temperature heat exchanger (15), low temperature heat exchanger (4), domestic water heat exchanger (18), it is characterized in that: the refrigerant vapour outlet of high pressure generator (3) is connected through the steam inlet of control valve (17) with low pressure generator (8), the refrigerant vapour of high pressure generator (3) exports another road through control valve (16), domestic water heat exchanger (18) is connected with the import of evaporimeter (12), the water as refrigerant outlet of low pressure generator (8) is connected with condenser (10) import through pressure-reducing valve (9), the refrigerant vapour outlet of low pressure generator (8) also is connected with condenser (10) import, the water as refrigerant outlet of condenser (10) is connected with evaporimeter (12) import through choke valve (11), the outlet of evaporimeter (12) links to each other with the steam inlet of absorber (6), the weak solution outlet of absorber (6) is connected with the import of solution pump (13), the outlet of solution pump (13) is connected through the dilute solution inlet of high-temperature heat exchanger (15) with high pressure generator (3), solution pump (13) exports another road and is connected through the dilute solution inlet of low temperature heat exchanger (4) with low pressure generator (8), the concentrated solution outlet of high pressure generator (3) is through high-temperature heat exchanger (15), injector (14), pressure-reducing valve (7) is connected with the concentrated solution import of absorber (6), and the concentrated solution outlet of low pressure generator (8) is through low temperature heat exchanger (4), injector (5) pressure-reducing valve (7) also is connected with the concentrated solution import of absorber (6).
2, solar energy double effect absorption air-conditioning according to claim 1 is characterized in that: high pressure generator (3) is a kind of heat collecting type high pressure generator, and solar energy condensation board (1) has corresponding position relation with high pressure generator (3).
3, solar energy double effect absorption air-conditioning according to claim 1 is characterized in that: condenser (10) is front-back direction relation or the relation of position up and down with domestic water heat exchanger (18).
4, solar energy double effect absorption air-conditioning according to claim 1 is characterized in that: two generators of high pressure and low pressure are housed, two solution heat exchangers of high temperature and low temperature in the system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2006201145954U CN2909103Y (en) | 2006-05-16 | 2006-05-16 | Solar double-efficiency absorption air conditioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2006201145954U CN2909103Y (en) | 2006-05-16 | 2006-05-16 | Solar double-efficiency absorption air conditioner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2909103Y true CN2909103Y (en) | 2007-06-06 |
Family
ID=38128317
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2006201145954U Expired - Fee Related CN2909103Y (en) | 2006-05-16 | 2006-05-16 | Solar double-efficiency absorption air conditioner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2909103Y (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101865541A (en) * | 2010-06-30 | 2010-10-20 | 苏州新亚科技有限公司 | Solar system |
| CN104613670A (en) * | 2015-02-13 | 2015-05-13 | 海南泰立来科技有限公司 | Solar thermal lithium bromide-water absorbing refrigerator |
| CN106595119A (en) * | 2016-12-19 | 2017-04-26 | 鲁奎 | Environment-friendly solar central air conditioner host machine |
| CN108645073A (en) * | 2018-05-03 | 2018-10-12 | 昆明理工大学 | A kind of absorption system of solar energy energy supply |
-
2006
- 2006-05-16 CN CNU2006201145954U patent/CN2909103Y/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101865541A (en) * | 2010-06-30 | 2010-10-20 | 苏州新亚科技有限公司 | Solar system |
| CN104613670A (en) * | 2015-02-13 | 2015-05-13 | 海南泰立来科技有限公司 | Solar thermal lithium bromide-water absorbing refrigerator |
| CN106595119A (en) * | 2016-12-19 | 2017-04-26 | 鲁奎 | Environment-friendly solar central air conditioner host machine |
| CN108645073A (en) * | 2018-05-03 | 2018-10-12 | 昆明理工大学 | A kind of absorption system of solar energy energy supply |
| CN108645073B (en) * | 2018-05-03 | 2023-12-26 | 昆明理工大学 | Solar energy-powered absorption refrigeration system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |