CN1304801C - Rotating wheel solid adsorption refrigerating plant - Google Patents
Rotating wheel solid adsorption refrigerating plant Download PDFInfo
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- CN1304801C CN1304801C CNB2005100565008A CN200510056500A CN1304801C CN 1304801 C CN1304801 C CN 1304801C CN B2005100565008 A CNB2005100565008 A CN B2005100565008A CN 200510056500 A CN200510056500 A CN 200510056500A CN 1304801 C CN1304801 C CN 1304801C
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- adsorbent bed
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- rotating wheel
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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
- F25B17/00—Sorption machines, plants or systems, operating intermittently, e.g. absorption or adsorption type
- F25B17/08—Sorption machines, plants or systems, operating intermittently, e.g. absorption or adsorption type the absorbent or adsorbent being a solid, e.g. salt
- F25B17/083—Sorption machines, plants or systems, operating intermittently, e.g. absorption or adsorption type the absorbent or adsorbent being a solid, e.g. salt with two or more boiler-sorbers operating alternately
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- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Sorption Type Refrigeration Machines (AREA)
Abstract
The present invention relates to a rotation wheel solid adsorption refrigeration device used in places needing waste heat recovery, which belongs to the industry of refrigeration technology. Traditional refrigeration systems respectively carries out heating and refrigeration, which has the problems that the volume is relatively large owing to two adsorption beds; an electromagnetic valve controls fluid switching, and the operation is unstable under high temperature and strong vibrations. The device is in a cylinder structure which is characterized in that a motor (3) is arranged along the main shaft direction to drive the device to rotate using the main shaft as the center; an adiabatic membrane (9) is arranged along the horizontal direction in unit tube type adsorbent beds (8); a plurality of unit tube type adsorbent beds (8) are radially distributed in a space formed by an outer wall of the motor (3) and the device, two baffle plates (10) are arranged along the radius direction in the space, and the baffle plates (10) and the circle where the adiabatic membrane (9) in the unit tube type adsorbent beds (8) is positioned split the space into an adsorption zone, a detachment zone, an evaporation zone and a condensation zone. The scheme has the advantages of compact structure, high heat and mass transfer performance and valveless control, and overcomes the working unsteadiness of electromagnetic valves. The heat and mass transfer performance is far superior to that of a conventional structure.
Description
Technical field:
Belong to the Refrigeration Technique industry, be applied to have surplus heat and reclaim the refrigeration of occasion.
Background technology:
That the solid adsorption refrigeration system has is simple in structure, low noise, characteristics such as pollution-free, particularly has more outstanding advantage aspect the low-grade energy effectively utilizing.At present this technology still is in the experimental study stage, has also that volume refrigerating capacity big, unit mass working medium is little, to be difficult for cold fluid and hot fluid realized that problem such as switching controls has to be solved, and these are all restricting its application in practice.The structural design of adsorbent bed is the emphasis of studying both at home and abroad.
According to the basic principle of absorption type refrigerating, it is to be hocketed by heating-desorb-condensation and cooling-two processes of absorption-sweat cooling, thereby it is a kind of clearance-type refrigeration modes.Realize continuous cooling output, traditional continuous backheating type adsorption refrigeration system adopts two adsorbent beds.In system's running, make two adsorbent beds can realize heating and cooling respectively, and the energy switch operating, in heating, just must install on the cooling pipe is a stop valve, by the co-ordination of these stop valves.The problem that exists is at present:
1) owing to adopting two adsorbent beds, so volume is bigger;
2) adopt high-temperature solenoid valve control fluid to switch the job insecurity of magnetic valve under high temperature, strong motion condition;
3), thereby influenced the whole system operation reliability owing to itself tolerable temperature of magnetic valve also not high (generally being no more than 250 ℃).
Summary of the invention:
The present invention proposes a kind of rotary structure that is used for vehicle air conditioning equipment, it as the desorption thermal source, directly utilizes the switching of the rotation realization cold and hot fluid of adsorbent bed itself with Vehicular exhaust.This scenario-frame compactness, heat and mass transfer performance is much better than conventional structure.Because desorption, adsorption process are carried out valveless control, overcome the shortcoming that high-temperature solenoid valve job insecurity, system architecture are arranged difficulty, structure and parameter are optimized design after, can realize commercial application value.
Rotating wheel solid adsorption refrigerating plant (seeing Fig. 1,2) is a cylindrical structure, and major axes orientation is installed motor 3, and driving whole device is that the center rotates with the main shaft; The inner along continuous straight runs of pillar cell tube adsorbent bed 8 (as Fig. 3) is provided with adiabatic membrane 9; Several above-mentioned pillar cell tube adsorbent beds 8 radially distribute in the space that motor 3 outer walls and device inwall are formed, be provided with two flow-stopping plates 10 along radial direction in the above-mentioned space, jointly this space be divided into 4 zones with the circle at adiabatic membrane 9 places of self in the unit tube adsorbent bed 8: adsorption zone 1, desorption district 5, evaporating area 2, condensing zone 4 (as Fig. 4).
Behind the different temperatures air-flow introducing device, in fan-shaped runner, flow.By the rotation of whole device, adsorbent bed contacts with the different temperatures fluid, adsorbs respectively, desorption process, constitutes adsorption zone 1, desorption district 5, evaporating area 2, condensing zone 4, thereby realizes kind of refrigeration cycle.
Pillar cell tube adsorbent bed 8 (see figure 3)s are the most basic unit of rotating wheel solid adsorption refrigerating plant.The together sealing column net 14 of vertical pivot is arranged at pillar cell pipe adsorbent bed 8 centers; Pillar cell tube adsorbent bed 8 horizontal directions are provided with the space that adiabatic membrane 9 forms unit pipes adsorbent bed tube wall 12 and column net 14 and are divided into two parts up and down; Filling adsorbent 15 in wherein a part of space; Pillar cell tube adsorbent bed 8 tops and low side have cover plate 13 respectively.
Its advantage is simple in structure, and cheap, easy manufacturing, good thermal conduction, cycle period are short under certain caliber, and several pillar cell tube adsorbent beds 8 are fitted together, and can adapt to the requirement of different colds easily.
Two flow-stopping plates 10 are provided with the less angle of radius angle, place, position angle [alpha] scope between 90 °～180 °.Definite principle of angular dimension is the ratio of the area size in suction, desorption time ratio decision adsorption zone 1, desorption district 5.
The radical of arranging pillar cell tube adsorbent bed 8 in the device is the specific refrigerating effect income value of actual required refrigerating capacity divided by pillar cell tube adsorbent bed 8.
Install a side and establish the blower fan 11 that is used to quicken the air-flow heat exchange along major axes orientation.
Description of drawings
Fig. 1 rotating wheel solid adsorbent equipment section of structure
1. adsorption zones among the figure; 2. evaporating area; 3. motor; 4. condensing zone; 5. desorption district; 6. heat the thermal source air inlet; 7. exhaust outlet; 11. blower fan
Fig. 2 rotating wheel solid adsorbent equipment side view
3. motors among the figure; 8. unit tube adsorbent bed; 9. adiabatic membrane; 10. flow-stopping plate; α. two flow-stopping plates are provided with the less angle of radius angle, place, position angle
Fig. 3 unit tube adsorbent bed structure chart
9. adiabatic membranes among the figure; 12. unit pipes adsorbent bed tube wall; 13. cover plate; 14. column net; 15. adsorbent
Fig. 4 inhales, desorption, evaporation, condenser zone schematic diagram
1. adsorption zones among the figure; 2. evaporating area; 4. condensing zone; 5. desorption district; 9. adiabatic membrane; 10. flow-stopping plate; α. two flow-stopping plates are provided with the less angle of radius angle, place, position angle
Fig. 5 the present invention is used for adsorption vehicle waste heat general flow chart
A-wheel solid adsorption refrigerating plant B-humidifier C-dust removal by filtration device D-compartment E-heat exchanger 1 F-heat exchanger 2 G-fans among the figure
I. the air III. motor exhaust IV. air-conditioning wind pushing air after the outside air II. precooling
The specific embodiment
The present invention is used for adsorption vehicle waste heat general flow chart (see figure 5) and comprises adsorb refrigerating device A, humidifier B, dust removal by filtration device C, compartment D, heat exchanger 1-E, heat exchanger 2-F.System introduces a humidifier B, and it can provide cold for water vapor condensation and molecular sieve adsorption,, simultaneously, the air-flow that it can also utilize 1 pair on heat exchanger will feed the compartment carries out precooling.
Adsorb refrigerating device A is the core of whole flow process, is cylindrical structure, horizontal positioned.4 fan-shaped runners that distribute vertically of the inner existence of device.Behind the different temperatures air-flow introducing device, in fan-shaped runner, flow.By the rotation of whole device, adsorbent bed contacts with the different temperatures fluid, adsorbs respectively, desorption process, thereby realizes kind of refrigeration cycle.According to the difference of fluid effect wherein, can be divided into a, b, four runners of c, d, all distribute vertically:
Runner a: outside air enters runner a through the high temperature gas flow that F and tail gas carry out obtaining after the heat exchange, for the adsorbent desorption provides heat;
Runner b: air-flow enters runner b through the E precooling, through cooling off once more and introduce compartment D after the C dust removal by filtration, obtains refrigeration;
Runner c, d: draw air-flow in the compartment and enter E behind humidifier B humidification, exit flow is divided into two strands: one enters runner c, and as the low-temperature receiver of molecular sieve (adsorbent) absorption, another plume is gone into runner d, as the condensing zone low-temperature receiver.
When entering special area such as RADA when vehicle, the exit flow of runner c, d can be caused outside air opening place, last figure E upper end, make air-flow carry out closed circulation like this.Certainly, to note the humidity and the oxygen content of air-flow this moment.
Claims (5)
1, rotating wheel solid adsorption refrigerating plant is cylindrical structure, it is characterized in that, major axes orientation is installed motor (3), and driving whole device is that the center rotates with the main shaft; There is the together sealing column net (14) of vertical pivot at pillar cell tube adsorbent bed (8) center; The inner along continuous straight runs of pillar cell tube adsorbent bed (8) is provided with adiabatic membrane (9); The space that this adiabatic membrane (9) is formed the tube wall (12) and the column net (14) of pillar cell tube adsorbent bed (8) is divided into two parts up and down; Filling adsorbent (15) in wherein a part of space; Several above-mentioned pillar cell tube adsorbent beds (8) radially distribute in the space that motor (3) outer wall and device inwall are formed, be provided with two flow-stopping plates (10) along radial direction in the above-mentioned space, jointly this space be divided into 4 zones with the circle at adiabatic membrane (9) place of self in the pillar cell tube adsorbent bed (8): adsorption zone (1), desorption district (5), evaporating area (2), condensing zone (4).
2, rotating wheel solid adsorption refrigerating plant according to claim 1 is characterized in that, pillar cell tube adsorbent bed (8) top and low side have cover plate (13) respectively.
3, rotating wheel solid adsorption refrigerating plant according to claim 1, it is characterized in that, above-mentioned two flow-stopping plates (10) are provided with the less angle of radius angle, place, position angle [alpha] scope between 90 °～180 °, and definite principle of angular dimension is the ratio of the area size of suction, desorption time ratio decision adsorption zone (1), desorption district (5).
4, rotating wheel solid adsorption refrigerating plant according to claim 1 is characterized in that, the radical of pillar cell tube adsorbent bed (8) is the specific refrigerating effect income value of actual required refrigerating capacity divided by pillar cell tube adsorbent bed (8).
5, rotating wheel solid adsorption refrigerating plant according to claim 1 is characterized in that, this installs a side and establishes the blower fan (11) that is used to quicken the air-flow heat exchange along major axes orientation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2005100565008A CN1304801C (en) | 2005-03-25 | 2005-03-25 | Rotating wheel solid adsorption refrigerating plant |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2005100565008A CN1304801C (en) | 2005-03-25 | 2005-03-25 | Rotating wheel solid adsorption refrigerating plant |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1664478A CN1664478A (en) | 2005-09-07 |
| CN1304801C true CN1304801C (en) | 2007-03-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2005100565008A Expired - Fee Related CN1304801C (en) | 2005-03-25 | 2005-03-25 | Rotating wheel solid adsorption refrigerating plant |
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Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101561199B (en) * | 2009-05-26 | 2013-04-03 | 杨志勇 | Gas distribution furnace type adsorption refrigerating plant |
| CN103712321B (en) * | 2013-12-03 | 2016-05-25 | 无锡罗特新风技术有限公司 | A kind of processing technology of runner heat reclamation device |
| JP6428471B2 (en) * | 2015-04-28 | 2018-11-28 | 株式会社豊田中央研究所 | heat pump |
| CN105333640B (en) * | 2015-06-29 | 2017-09-22 | 河南农业大学 | A kind of shell-tube type adsorbent bed with acanthopore diaphragm type adsorbate pipe |
| CN115540383B (en) * | 2022-09-22 | 2023-06-23 | 哈尔滨商业大学 | Rotary switching type adsorption refrigeration/heat pump air conditioning system |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4169362A (en) * | 1977-03-24 | 1979-10-02 | Institute Of Gas Technology | Solid adsorption air conditioning apparatus |
| US4660629A (en) * | 1983-11-28 | 1987-04-28 | Maier Laxhuber Peter | Continuously acting adsorption devices and process for their operation |
| CN87205861U (en) * | 1987-03-28 | 1987-11-04 | 华东工学院 | Absorptive refrigerating device with tubular element-type molecular sieve |
| JPH035678A (en) * | 1989-06-01 | 1991-01-11 | Matsushita Electric Ind Co Ltd | Thermal driving type heat pump device |
| US5157937A (en) * | 1991-01-17 | 1992-10-27 | Korea Institute Of Science And Technology | Rotating adsorption heat pump using thermosyphons for internal heat exchange |
| CN2777450Y (en) * | 2005-03-25 | 2006-05-03 | 北京工业大学 | Rotating wheel solid adsorption type refrigerator |
-
2005
- 2005-03-25 CN CNB2005100565008A patent/CN1304801C/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4169362A (en) * | 1977-03-24 | 1979-10-02 | Institute Of Gas Technology | Solid adsorption air conditioning apparatus |
| US4660629A (en) * | 1983-11-28 | 1987-04-28 | Maier Laxhuber Peter | Continuously acting adsorption devices and process for their operation |
| CN87205861U (en) * | 1987-03-28 | 1987-11-04 | 华东工学院 | Absorptive refrigerating device with tubular element-type molecular sieve |
| JPH035678A (en) * | 1989-06-01 | 1991-01-11 | Matsushita Electric Ind Co Ltd | Thermal driving type heat pump device |
| US5157937A (en) * | 1991-01-17 | 1992-10-27 | Korea Institute Of Science And Technology | Rotating adsorption heat pump using thermosyphons for internal heat exchange |
| CN2777450Y (en) * | 2005-03-25 | 2006-05-03 | 北京工业大学 | Rotating wheel solid adsorption type refrigerator |
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| CN1664478A (en) | 2005-09-07 |
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