CN100392332C - Mixed working medium deep-freezing adsorption refrigerating device - Google Patents
Mixed working medium deep-freezing adsorption refrigerating device Download PDFInfo
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- CN100392332C CN100392332C CNB2006100497147A CN200610049714A CN100392332C CN 100392332 C CN100392332 C CN 100392332C CN B2006100497147 A CNB2006100497147 A CN B2006100497147A CN 200610049714 A CN200610049714 A CN 200610049714A CN 100392332 C CN100392332 C CN 100392332C
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- 238000001179 sorption measurement Methods 0.000 title claims abstract description 21
- 238000007710 freezing Methods 0.000 title claims abstract description 12
- 238000000926 separation method Methods 0.000 claims abstract description 28
- 239000007787 solid Substances 0.000 claims abstract description 12
- 239000000470 constituent Substances 0.000 claims description 36
- 238000002336 sorption--desorption measurement Methods 0.000 claims description 32
- 239000000203 mixture Substances 0.000 claims description 20
- 239000003507 refrigerant Substances 0.000 claims description 18
- 239000002250 absorbent Substances 0.000 claims description 10
- 230000002745 absorbent Effects 0.000 claims description 10
- 239000003463 adsorbent Substances 0.000 claims description 9
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 claims description 8
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 4
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 4
- 150000001298 alcohols Chemical class 0.000 claims description 4
- 229910021529 ammonia Inorganic materials 0.000 claims description 4
- 229910052799 carbon Inorganic materials 0.000 claims description 4
- 150000002170 ethers Chemical class 0.000 claims description 4
- 229930195733 hydrocarbon Natural products 0.000 claims description 4
- 150000002430 hydrocarbons Chemical class 0.000 claims description 4
- 229910052739 hydrogen Inorganic materials 0.000 claims description 4
- 239000001257 hydrogen Substances 0.000 claims description 4
- 125000004435 hydrogen atom Chemical class [H]* 0.000 claims description 4
- 229910052987 metal hydride Inorganic materials 0.000 claims description 4
- 150000004681 metal hydrides Chemical class 0.000 claims description 4
- 239000002808 molecular sieve Substances 0.000 claims description 4
- 239000000741 silica gel Substances 0.000 claims description 4
- 229910002027 silica gel Inorganic materials 0.000 claims description 4
- URGAHOPLAPQHLN-UHFFFAOYSA-N sodium aluminosilicate Chemical compound [Na+].[Al+3].[O-][Si]([O-])=O.[O-][Si]([O-])=O URGAHOPLAPQHLN-UHFFFAOYSA-N 0.000 claims description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 4
- -1 HCFC class Chemical class 0.000 claims description 3
- 238000005057 refrigeration Methods 0.000 abstract description 19
- 230000000274 adsorptive effect Effects 0.000 abstract 3
- 230000008014 freezing Effects 0.000 abstract 2
- 239000002594 sorbent Substances 0.000 abstract 1
- 238000009835 boiling Methods 0.000 description 6
- 238000010521 absorption reaction Methods 0.000 description 4
- 239000007788 liquid Substances 0.000 description 4
- 239000006096 absorbing agent Substances 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 235000019628 coolness Nutrition 0.000 description 2
- 230000006837 decompression Effects 0.000 description 2
- 238000003795 desorption Methods 0.000 description 2
- 238000001704 evaporation Methods 0.000 description 2
- 230000008020 evaporation Effects 0.000 description 2
- 235000013162 Cocos nucifera Nutrition 0.000 description 1
- 244000060011 Cocos nucifera Species 0.000 description 1
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 description 1
- 239000003610 charcoal Substances 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000007654 immersion Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
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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
-
- 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
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Sorption Type Refrigeration Machines (AREA)
Abstract
The present invention discloses a mixing working medium deep freezing adsorption refrigerating device, which is provided with a first adsorption device, a second adsorption device, a condenser, a component separation module, a second throttling device, a second heat regenerator, a first heat regenerator, a first throttling device and an evaporator which are orderly connected, wherein solid sorbent is filled in the first adsorption device and the second adsorption device. The theory of an automatic overlapping mixing working medium refrigerator is applied to an adsorptive refrigerating system by the present invention so that a function that the adsorptive refrigerating system uses different high temperature residual heat and low temperature residual heat to simplify a traditional overlapping type adsorptive refrigerating system so as to realize the deep refrigeration of negative 60 DEG C to negative 200 DEG C is fully performed. The mixing working medium deep freezing adsorption refrigerating device has the advantages of simple structure, reliable performance and high efficiency, is suitable for an occasion having a heat source and needing deep refrigeration and has wide application prospects.
Description
Technical field
The present invention relates to a kind of adsorb refrigerating device, relate in particular to a kind of mixed working medium deep-freezing adsorption refrigerating device.
Background technology
Solid adsorption refrigeration is a kind of hot driving refrigeration modes that utilizes low-grade energies such as used heat, underground heat, solar energy, and can adopt the cold-producing medium that atmospheric ozone layer is not had destruction, is a kind of eco-friendly refrigeration modes.Since nineteen seventies, global energy crisis has promoted the fast development of adsorption type refrigeration machine, the today being becoming tight petroleum-based energy day at present, wide application prospect is arranged.
Up to the present, simple single stage adsorption formula refrigeration system generally only is applied in the warm area more than-40 ℃.Realize the deep refrigerating below-60 ℃, need to adopt the superposition type absorbing refrigeration system, or adopt and the absorbing refrigeration system of other refrigeration system overlappings (below be referred to as the superposition type absorbing refrigeration system).Since superposition type absorbing refrigeration system complex structure, the manufacturing cost height, and maintenance difficult has limited applying of it, generally only is applied in the warm area below-150 ℃.
In the last few years, obtained development fast, and adopted single stage compress just can realize-40～-200 ℃ cryogenic temperature from the overlapping Using Mixed Refrigerants.Compare with traditional superposition type compression refrigerating system, the structure of refrigeration machine is greatly simplified, and has improved the reliability of refrigerator operation.
Summary of the invention
The object of the present invention is to provide a kind of deep-freezing adsorption refrigerating device.
It has the first adsorption desorption device, the second adsorption desorption device, condenser, constituent element separation module, second throttling arrangement, second regenerator, first regenerator, first throttle device and the evaporimeter that connects successively, in the first adsorption desorption device, the second adsorption desorption device solid absorbent is housed.
The pipe end that is connected with first port of condenser is divided into two-way, what the pipe end that is connected with first port of condenser was told a road links to each other through first port of first valve with the first adsorption desorption device, and another road second valve that the pipe end that is connected with first port of condenser is told links to each other with first port of the second adsorption desorption device.Second port of condenser links to each other with first port of constituent element separation module, the pipe end that links to each other with second port of constituent element separation module is divided into two-way, what the pipe end that links to each other with second port of constituent element separation module was told a road links to each other through second port of the 3rd valve with the first adsorption desorption device, another Lu Jingdi four valves that the pipe end that links to each other with second port of constituent element separation module is told link to each other with second port of second absorber, the 3rd port of constituent element separation module, the 4th port respectively with first port of second regenerator, the 4th port links to each other, and the five-port of constituent element separation module links to each other with second port of second throttling arrangement.The pipe end that links to each other with first port of second throttling arrangement is divided into two-way, what the pipe end that links to each other with first port of second throttling arrangement was told a road links to each other with the 3rd port of second regenerator, another road that the pipe end that links to each other with first port of second throttling arrangement is told links to each other with the 4th port of first regenerator, the 3rd port of second regenerator links to each other with first port of first regenerator, second port of first regenerator links to each other with first port of evaporimeter through the first throttle device, and second port of evaporimeter links to each other with the 3rd port of first regenerator.
The cold-producing medium of mixed working medium deep-freezing adsorption refrigerating device is binary or the above mix refrigerant of binary, and the above mix refrigerant of binary or binary is that constituent element mixes by hydro carbons, HCFC class, hydrogen fluorohydrocarbon class, fluorohydrocarbon class, water, ammonia, alcohols, ethers.Adsorbent is for adsorbing the solid absorbent of these cold-producing mediums.Solid absorbent is active carbon, molecular sieve, silica gel, metal hydride or their mixture.
The present invention will be applied to from the principle of overlapping Using Mixed Refrigerants in the adsorption refrigeration system, adsorption refrigeration system can be given full play to and various high low temperature exhaust heats can be utilized, simplify traditional superposition type absorbing refrigeration system, realize-60～-200 ℃ deep refrigerating, apparatus structure is simple, dependable performance, efficient height, be applicable to that existing thermal source needs the occasion of cryogenic refrigeration again, will have boundless application prospect.
Description of drawings
Accompanying drawing is the deep-freezing adsorption refrigerating device structural representation.
The specific embodiment
The present invention has the first adsorption desorption device 1, the second adsorption desorption device 2, condenser 7, constituent element separation module 8, second throttling arrangement 9, second regenerator 10, first regenerator 11, first throttle device 12 and the evaporimeter 13 that connects successively, in the first adsorption desorption device 1, the second adsorption desorption device 2 solid absorbent is housed.
The pipe end that is connected with first port one 8 of condenser 7 is divided into two-way: what the pipe end that is connected with first port one 8 of condenser 7 was told a road links to each other with first port one 4 of the first adsorption desorption device 1 through first valve 3, another Lu Jingdi three valves 5 that the pipe end that is connected with first port one 8 of condenser 7 is told link to each other with first port one 6 of the second adsorption desorption device 2, second port one 9 of condenser 7 links to each other with first port 20 of constituent element separation module 8, the pipe end that links to each other with second port 21 of constituent element separation module 8 is divided into two-way: what the pipe end that links to each other with second port 21 of constituent element separation module 8 was told a road links to each other with second port one 5 of the first adsorption desorption device 1 through second valve 4, another Lu Jingdi four valves 6 that the pipe end that links to each other with second port 21 of constituent element separation module 8 is told link to each other with second port one 7 of second absorber 2, the 3rd port 22 of constituent element separation module 8, the 4th port 23 respectively with first port 25 of second regenerator 10, the 4th port 28 links to each other, the five-port 24 of constituent element separation module 8 links to each other with second port 36 of second throttling arrangement 9, the pipe end that links to each other with first port 35 of second throttling arrangement 9 is divided into two-way, what the pipe end that links to each other with first port 35 of second throttling arrangement 9 was told a road links to each other with the 3rd port 27 of second regenerator 10, another road that the pipe end that links to each other with first port 35 of second throttling arrangement 9 is told links to each other with the 4th port 32 of first regenerator 11, the 3rd port 26 of second regenerator 10 links to each other with first port 29 of first regenerator 11, second port 30 of first regenerator 11 links to each other with first port 33 of evaporimeter 13 through first throttle device 12, and second port 34 of evaporimeter 13 links to each other with the 3rd port 31 of first regenerator 11.
The cold-producing medium of device is binary or the above mix refrigerant of binary, and the above mix refrigerant of binary or binary is that constituent element mixes by hydro carbons, HCFC class, hydrogen fluorohydrocarbon class, fluorohydrocarbon class, water, ammonia, alcohols, ethers.Adsorbent is for adsorbing the solid absorbent of these cold-producing mediums, and solid absorbent is active carbon, molecular sieve, silica gel, metal hydride or their mixture.
The present invention adopts R134a (boiling point is-26.1 ℃) and R23 (82.1 ℃) mixture as cold-producing medium, and cocoanut active charcoal is an adsorbent.
The high temperature mixed refrigerant vapor that adsorption desorption device 1 is discharged is flowed through behind first valve 3 (this moment, second valve 4 was closed), the condenser 7, becomes the vapour-liquid two-phase and enters constituent element separation module 8.Mix refrigerant is divided into two strands of different cold-producing mediums of composition in constituent element separation module 8, wherein the cold-producing medium that low boiling constituent element concentration is bigger flows out from the 3rd port 22, flow through the high-pressure channel condensation heat release of second regenerator 10 and first regenerator 11 successively, through the 12 decompression coolings of first throttle device, freeze in evaporimeter 13 vaporized in part.The vapour-liquid two phase refrigerant that flows out evaporimeter 13 flows through the low-pressure channel of first regenerator 11 and second regenerator 10 and the internal exchanger of constituent element separation module 8 successively, further evaporation heat absorption is flow through the 4th valve 6 (this moment, the 3rd valve 5 was closed) at last and is sucked by adsorption desorption device 2.
The less cold-producing medium of low boiling constituent element concentration flows out from the five-port 24 of constituent element separation module 8, earlier through the 9 decompression coolings of second throttling arrangement, with the bigger refrigerant mixed of low boiling constituent element concentration that flows out from first regenerator, 11 low-pressure channels, flow through the again internal exchanger evaporation heat absorption of the low-pressure channel of second regenerator 10 and constituent element separation module 8 is flow through the 4th valve 6 (this moment, the 3rd valve 5 was closed) at last and is sucked by adsorption desorption device 2.
When end of adsorption desorption device 1 desorption and the 2 absorption end of adsorption desorption device, the external heat source of exchange adsorption desorption device 1 and adsorption desorption device 2, make 1 absorption of adsorption desorption device, adsorption desorption device 2 desorptions, close first valve 3, the 4th valve 6 simultaneously and open second valve 4, the 3rd valve 5, make refrigeration system continuously in evaporimeter, realize refrigeration.
Said cold-producing medium is binary or the above mix refrigerant of binary, and the constituent element of mix refrigerant is hydro carbons, HCFC class, hydrogen fluorohydrocarbon class, fluorohydrocarbon class, water, ammonia, alcohols, ethers.Adsorbent is for adsorbing the solid absorbent of these cold-producing mediums, and they are active carbon, molecular sieve, silica gel, metal hydride or their mixture.
Said adsorption desorption device and common continuous type adsorbent refrigerator are similar, and adsorbent and heat exchanger are wherein arranged.
Said condenser, evaporimeter, regenerator and common continuous type adsorbent refrigerator are similar, are heat exchanger, can be immersion, fountain, board-like or telescopic.
Said throttling arrangement and common continuous type adsorbent refrigerator are similar, can be capillary, automatic valve or manually-operated gate.
Said constituent element separation module can be common vapour liquid separator or rectifier unit, its effect is that mix refrigerant is divided into two strands of different mix refrigerants of composition, wherein one mix refrigerant that low boiling constituent element concentration is bigger flows out with gaseous state from the top, and the less mix refrigerant of another strand low boiling constituent element concentration flows out with liquid state from the bottom.
Claims (4)
1. mixed working medium deep-freezing adsorption refrigerating device, it is characterized in that, it has the first adsorption desorption device (1) that is connected, the second adsorption desorption device (2), condenser (7), constituent element separation module (8), second throttling arrangement (9), second regenerator (10), first regenerator (11), first throttle device (12) and evaporimeter (13), at the first adsorption desorption device (1), in the second adsorption desorption device (2) solid absorbent is housed, the described pipe end that is connected with first port (18) of condenser (7) is divided into two-way, what the pipe end that is connected with first port (18) of condenser (7) was told a road links to each other through first port (14) of first valve (3) with the first adsorption desorption device (1), another Lu Jingdi three valves (5) that the pipe end that is connected with first port (18) of condenser (7) is told link to each other with first port (16) of the second adsorption desorption device (2), second port (19) of condenser (7) links to each other with first port (20) of constituent element separation module (8), the pipe end that links to each other with second port (21) of constituent element separation module (8) is divided into two-way, what the pipe end that links to each other with second port (21) of constituent element separation module (8) was told a road links to each other through second port (15) of second valve (4) with the first adsorption desorption device (1), another Lu Jingdi four valves (6) that the pipe end that links to each other with second port (21) of constituent element separation module (8) is told link to each other with second port (17) of the second adsorption desorption device (2), the 3rd port (22) of constituent element separation module (8), the 4th port (23) respectively with first port (25) of second regenerator (10), the 4th port (28) of second regenerator (10) links to each other, the five-port (24) of constituent element separation module (8) links to each other with second port (36) of second throttling arrangement (9), the pipe end that links to each other with first port (35) of second throttling arrangement (9) is divided into two-way, what the pipe end that links to each other with first port (35) of second throttling arrangement (9) was told a road links to each other with the 3rd port (27) of second regenerator (10), another road that the pipe end that links to each other with first port (35) of second throttling arrangement (9) is told links to each other with the 4th port (32) of first regenerator (11), the 3rd port (26) of second regenerator (10) links to each other with first port (29) of first regenerator (11), second port (30) of first regenerator (11) links to each other with first port (33) of evaporimeter (13) through first throttle device (12), and second port (34) of evaporimeter (13) links to each other with the 3rd port (31) of first regenerator (11).
2. mixed working medium deep-freezing adsorption refrigerating device according to claim 1, the cold-producing medium that it is characterized in that described device are binary or the above mix refrigerant of binary, and adsorbent is for adsorbing the solid absorbent of these cold-producing mediums.
3. mixed working medium deep-freezing adsorption refrigerating device according to claim 2 is characterized in that the above mix refrigerant of described binary or binary is that constituent element mixes by hydro carbons, HCFC class, hydrogen fluorohydrocarbon class, fluorohydrocarbon class, water, ammonia, alcohols, ethers.
4. mixed working medium deep-freezing adsorption refrigerating device according to claim 1 is characterized in that described solid absorbent is active carbon, molecular sieve, silica gel, metal hydride or their mixture.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2006100497147A CN100392332C (en) | 2006-03-06 | 2006-03-06 | Mixed working medium deep-freezing adsorption refrigerating device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2006100497147A CN100392332C (en) | 2006-03-06 | 2006-03-06 | Mixed working medium deep-freezing adsorption refrigerating device |
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| CN1815110A CN1815110A (en) | 2006-08-09 |
| CN100392332C true CN100392332C (en) | 2008-06-04 |
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| CNB2006100497147A Expired - Fee Related CN100392332C (en) | 2006-03-06 | 2006-03-06 | Mixed working medium deep-freezing adsorption refrigerating device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101576329B (en) * | 2008-05-07 | 2013-01-09 | 海尔集团公司 | Self-overlapping refrigeration system |
| CN101398238B (en) * | 2008-10-30 | 2010-06-23 | 上海交通大学 | Two-grade dual hot chemistry adsorption cooling cycle system |
| CN113339905B (en) * | 2021-05-27 | 2022-09-27 | 五邑大学 | Air conditioner based on molecular sieve |
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Non-Patent Citations (6)
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| 吸收式与吸附式制冷技术的比较. 姜周曙，王如竹.液体机械，第29卷第8期. 2001 |
| 吸收式与吸附式制冷技术的比较. 姜周曙，王如竹.液体机械，第29卷第8期. 2001 * |
| 固体吸附式制冷与空调的发展和应用前景展望. 杨丽明.制冷，第2000卷第6期. 2000 |
| 固体吸附式制冷与空调的发展和应用前景展望. 杨丽明.制冷，第2000卷第6期. 2000 * |
| 用于深度冷冻的自行复叠吸收制冷循环研究. 钟永芳，陈光明.太阳能学报，第23卷第6期. 2002 |
| 用于深度冷冻的自行复叠吸收制冷循环研究. 钟永芳，陈光明.太阳能学报，第23卷第6期. 2002 * |
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