CN103822324A - Solar refrigerating and evaporating cooling combined air conditioning system - Google Patents
Solar refrigerating and evaporating cooling combined air conditioning system Download PDFInfo
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- CN103822324A CN103822324A CN201410107529.3A CN201410107529A CN103822324A CN 103822324 A CN103822324 A CN 103822324A CN 201410107529 A CN201410107529 A CN 201410107529A CN 103822324 A CN103822324 A CN 103822324A
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- cold
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- cooling
- blower fan
- air conditioning
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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
- Y02A30/272—Solar heating or cooling
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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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/14—Thermal energy storage
Abstract
The invention discloses a solar refrigerating and evaporating cooling combined air conditioning system which comprises solar cells, wet pads, water pumps, water storage tanks, fans, adsorption refrigerating systems, water conveying pipes, ventilation pipes and exhaust covers. The solar cooling and evaporating cooling combined air conditioning system is composed of two subsystems, namely a cooling and humidifying system and a cooling system, wherein the cooling and humidifying system is composed of the corresponding solar cell, the corresponding wet pad, the corresponding exhaust cover, the corresponding water pump, the corresponding water storage tank and the corresponding fan, and the cooling system is composed of the corresponding solar cell, the corresponding adsorption refrigerating system, the corresponding ventilation pipe, the corresponding exhaust cover and the corresponding fan. The effects of indoor cooling and humidifying are enhanced under the combined action of the two subsystems, and solar refrigerating and evaporating cooling are achieved. The exhaust covers are installed at the ends of the ventilation pipes, the exhaust covers at a left through hole and a right through hole of a house are not in the same horizontal line, and the ventilation pipes in a cold storage evaporator are coiled pipes.
Description
Technical field
The present invention relates to a kind of solar refrigeration and evaporative cooling combined air conditioning system, belong to solar energy utilization technique field.
Background technology
Energy problem is the significant problem that human development faces.Along with the raising of global warming and people's living standard, more and more higher for the comfort level requirement in room, the demand of air conditioner refrigerating humidification is constantly increased, this certainly will bring acid test to supply of electric power.And solar cell generation technology can effectively be alleviated the power load of peak times of power consumption in summer, meet the principle of energy and environment coordinated development.For the room temperature lowering humidification of Arid Area, mainly adopt electric air conditioner and humidifier to realize.At present, the reducing temperature of heatstroke prevention method of employing has: gravity-flow ventilation and ventilation fan, underground water heat exchange is cooling, refrigeration air-conditioner, pad and fan cooling system etc.In the time that temperature is higher, of no avail with fan for cooling, must use air-conditioning temperature-reducing.Solar refrigeration technology can be divided into active refrigeration and two aspects of passive type refrigeration, at present in the world, the research of solar refrigeration technology is all concentrated to active solar energy refrigeration aspect.Active solar energy Refrigeration Technique can be divided into again following several: solar electrical energy generation-electric refrigeration system, solar steam compression refrigerating system, solar energy absorption type refrigeration, solar adsorption-type refrigerating, solar steam spray type refrigerating, solar energy evaporation cooling technique and solar energy drying cooling technology.At present, solar adsorption-type refrigerating technology is also not overripened, and the heat conductivility that is mainly reflected in adsorbent self is lower, and the refrigerating capacity of unit mass adsorbent is less, and the COP of system is lower.And wet pad quenching system environment for use need not be sealed, air is fresh, and cooling efficiency can reach 80%, can lower the temperature and can humidification, is particularly suitable for xeothermic area and needs the place of cooling and humidification simultaneously.
For xeothermic area, room temperature lowering humidification is by air conditioner refrigerating for a long time, gravity-flow ventilation, fan for cooling, humidifier humidification.Arouse widespread concern for a phenomenon in room temperature lowering humidification process, that is exactly the highly energy-consuming of air-conditioning temperature-reducing, air stale, and the unicity of cooling, humidification, has more increased the power loads of peak times of power consumption.For this reason, people expect that clean energy resource---solar energy is realized indoor decreasing temperature and increasing humidity by using, and have avoided the unicity of method simultaneously and have strengthened effect.For the research of solar refrigeration technology, mainly active refrigeration at present in the world, and the heat conductivility of adsorptive refrigeration technology adsorbent self in active Refrigeration Technique is lower, the refrigerating capacity of unit mass adsorbent is smaller, has also caused the DeGrain of humidification simultaneously.Wet pad decreasing temperature and increasing humidity and solar powered adsorption refrigeration combined air conditioning system have been designed for this reason.
Summary of the invention
Technical problem to be solved by this invention is the defect existing for prior art, proposes a kind ofly can efficiently reduce indoor temperature and can increase again solar refrigeration and the evaporative cooling combined air conditioning system of humidity.
The technical solution adopted for the present invention to solve the technical problems is:
A kind of solar refrigeration and evaporative cooling combined air conditioning system, comprise solar cell, water pump, water-supply-pipe, ventilation duct, exhaust hood, blower fan, wet pad, tank, adsorbent bed, condenser, tube connector, pressure vacuum gauge, valve, liquid injection pipe, store up cold evaporimeter, on the left side body of wall in house, leave air vent, wall part is equipped with wet pad, on this side ground, build a tank and a water pump is installed, water in pump handle tank is evacuated to wet pad continuously by water-supply-pipe, a blower fan is installed in wet pad outside, blower fan will be delivered in house with the wind of steam through wet pad by ventilation duct and exhaust hood, realize house decreasing temperature and increasing humidity, on the body of wall of the right side in house, make a call to an air vent, and in this side, adsorption refrigeration system and a blower fan be installed, blower fan through store up cold vaporising device by ventilation duct and exhaust hood to transporting cold wind in house, new wind is realized refrigeration through storing up cold evaporimeter, left side solar cell connects blower fan, the water pump of its homonymy, and right side solar cell connects the blower fan of its homonymy, for whole system provides electric power.In the making implementation process of whole system, especially to note sealing, heat insulating ability and the Long-Term Properties considering tank, store up cold evaporimeter.
Described exhaust hood is arranged on ventilation duct end; Described exhaust hood adopts the horn structure that increases air draft area, has improved cooling humidifying effect.
The exhaust hood of left and right, described house disposed at air vent not in the same horizontal line, has been avoided convection current, has improved cooling humidifying effect.
Described adsorption refrigeration system is made up of adsorbent bed, condenser, tube connector, pressure vacuum gauge, valve, liquid injection pipe, the cold evaporimeter of storage.Described adsorbent bed, condenser, the cold evaporimeter of storage connect by tube connector successively, pressure vacuum gauge is arranged on liquid injection pipe for observing the pressure of adsorbent bed, valve is for controlling the switch of liquid injection port, described liquid injection pipe is used for system vacuumize and add cold-producing medium to system, adsorbent is equipped with in the inside of described adsorbent bed, and described absorption working pair is to being active carbon-methanol.When daytime, solar radiation was strong, adsorbent bed receives temperature after solar radiation and raises, the methyl alcohol desorb from active carbon of being heated, and the refrigerant vapour desorbing becomes liquid by condenser condenses, sends in the cold evaporimeter of storage and stores.Night, adsorbent bed temperature reduced, active carbon adsorbs the refrigerant vapour of desorb on daytime again, thereby the methanol liquid evaporation endothermic that makes to store up in cold evaporimeter produces cold, and new wind is cooled through the coil pipe in the cold evaporimeter of storage, complete kind of refrigeration cycle one time, realize circularly cooling with this.
The cold evaporimeter of described storage is by air inlet, air outlet, coil pipe, and cold-producing medium forms, and described coil pipe is placed in the cold evaporimeter of storage, and cold-producing medium is stored in cold evaporimeter; Described coil pipe maximum capacity is accepted the refrigerating capacity of the cold evaporimeter of storage, realizes the new wind that flows through coil pipe is cooled.
Described coil pipe adopts snakelike disk-like structure, has increased the area of pipeline in the cold evaporimeter of storage, has improved the time of wind in the cold evaporimeter of storage, has improved refrigeration.
Solar cell of the present invention is whole system power supply, and the water pump dewing of drawing water from tank in the left side is had a snack water, and the wind that blower fan blows out leads to indoor through wet pad, realize room temperature lowering humidification.Meanwhile, the right adsorption refrigeration system refrigeration, blower fan by the coil pipe in the cold evaporimeter of storage to room transporting cold wind, to realize cooling.The exhaust hood of left and right, house disposed at air vent not in the same horizontal line, is avoided convection current, is more conducive to refrigeration.
The invention has the beneficial effects as follows: adopt two kinds of different decreasing temperature and increasing humidity methods, in using clean energy resource solar energy, realize the effect of room temperature lowering humidification, promote the freshness of room air, alleviate the pressure of electricity usage in summer peak period, overcome the shortcoming of common air-conditioning refrigeration electric energy high flow rate, system effectiveness is high and save the energy, realizes environmental protection.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of solar refrigeration and evaporative cooling combined air conditioning system.
1. solar cells in Fig. 1,2. water pump, 3. water-supply-pipe, 4. ventilation duct, 5. exhaust hood, 6. blower fan, 7. wet pad, 8. tank, 9. adsorbent bed, 10. condenser, 11. tube connectors, 12. pressure vacuum gauges, 13. valves, 14 liquid injection pipes, the cold evaporimeter of 15. storage.
Fig. 2 is the schematic diagram of the cold evaporimeter of 15 storage.
15-1. air inlet in Fig. 2,15-2. air outlet, 15-3. coil pipe, 15-4. cold-producing medium.
The specific embodiment
Shown in Fig. 1, a kind of solar refrigeration and evaporative cooling combined air conditioning system, comprise solar cell (1), water pump (2), water-supply-pipe (3), ventilation duct (4), exhaust hood (5), blower fan (6), wet pad (7), tank (8), adsorbent bed (9), condenser (10), tube connector (11), pressure vacuum gauge (12), valve (13), liquid injection pipe (14), store up cold evaporimeter (15), on the left side body of wall in house, leave air vent, wall part is equipped with wet pad (7), on this side ground, build a tank (8) and a water pump (2) is installed, water pump (2) is evacuated to wet pad (7) the water in tank (8) continuously by water-supply-pipe (3), a blower fan (6) is installed in wet pad (7) outside, blower fan (6) will be delivered in house with the wind of steam through wet pad (7) by ventilation duct (4) and exhaust hood (5), realize house decreasing temperature and increasing humidity, on the body of wall of the right side in house, make a call to an air vent, and in this side, adsorption refrigeration system and a blower fan (6) are installed, blower fan through store up cold vaporising device by ventilation duct (4) and exhaust hood (5) to transporting cold wind in house, new wind is realized refrigeration through storing up cold evaporimeter (15), left side solar cell (1) connects blower fan (6), the water pump (2) of its homonymy, and right side solar cell (1) connects the blower fan (6) of its homonymy, for whole system provides electric power.In the making implementation process of whole system, especially to note considering tank (8), the sealing of storing up cold evaporimeter (15), heat insulating ability and Long-Term Properties.
Described exhaust hood (5) is arranged on ventilation duct (4) end; Described exhaust hood (5) adopts the horn structure that increases air draft area, has improved cooling humidifying effect.
The exhaust hood (5) of left and right, described house disposed at air vent not in the same horizontal line, has been avoided convection current, has improved cooling humidifying effect.
Described adsorption refrigeration system by adsorbent bed (9), condenser (10), tube connector (11), pressure vacuum gauge (12), valve (13), liquid injection pipe (14), store up cold evaporimeter (15) and form.Described adsorbent bed (9), condenser (10), store up cold evaporimeter (15) successively by tube connector (11) connect, it is upper for observing the pressure of adsorbent bed that pressure vacuum gauge (12) is arranged on liquid injection pipe (14), valve (13) is for controlling the switch of liquid injection port, described liquid injection pipe (14) is used for system vacuumize and add cold-producing medium to system, adsorbent is equipped with in the inside of described adsorbent bed, and described absorption working pair is to being active carbon-methanol.When daytime, solar radiation was strong, adsorbent bed (9) receives temperature after solar radiation and raises, the methyl alcohol desorb from active carbon of being heated, and the refrigerant vapour desorbing becomes liquid by condenser condenses, sends into the inner storage of storage cold evaporimeter (15).Adsorbent bed at night (9) temperature reduces, active carbon adsorbs the refrigerant vapour of desorb on daytime again, thereby make to store up the inner methanol liquid evaporation endothermic of cold evaporimeter (15) and produce cold, new wind is cooled through the inner coil pipe (15-3) of storage cold evaporimeter (15), complete kind of refrigeration cycle one time, realize circularly cooling with this.
As shown in Figure 2, store up cold evaporimeter (15) by air inlet (15-1), air outlet (15-2), coil pipe (15-3), cold-producing medium (15-4) composition, described coil pipe (15-3) is placed in the cold evaporimeter of storage (15), cold-producing medium (15-4) is stored in cold evaporimeter (15), described coil pipe (15-3) maximum capacity is accepted the refrigerating capacity of the cold evaporimeter of storage (15), realizes the new wind that flows through coil pipe (15-3) is cooled.
Described coil pipe (15-3) adopts snakelike disk-like structure, has increased pipeline at the inner area of storage cold evaporimeter (15), has improved wind in the storage inner time of cold evaporimeter (15), has improved refrigeration.
Solar cell of the present invention (1) is whole system power supply, the wet pad in the left side (7) humidification that draws water from tank (8) by water pump (2), and the wind that blower fan (6) blows out leads to the indoor room temperature lowering humidification of realizing through wet pad (7).Meanwhile, the right adsorption refrigeration system refrigeration, blower fan (6) is by storing up the interior coil pipe (15-3) of cold evaporimeter (15) to room transporting cold wind, to realize room temperature lowering.
Claims (4)
1. a solar refrigeration and evaporative cooling combined air conditioning system, it is characterized in that: comprise solar cell (1), water pump (2), water-supply-pipe (3), ventilation duct (4), exhaust hood (5), blower fan (6), wet pad (7), tank (8), adsorbent bed (9), condenser (10), tube connector (11), pressure vacuum gauge (12), valve (13), liquid injection pipe (14), store up cold evaporimeter (15), on the left side body of wall in house, leave air vent, wall part is equipped with wet pad (7), on this side ground, build a tank (8) and a water pump (2) is installed, water pump (2) is evacuated to wet pad (7) the water in tank (8) continuously by water-supply-pipe (3), a blower fan (6) is installed in wet pad (7) outside, blower fan (6) will be delivered in house with the wind of steam through wet pad (7) by ventilation duct (4) and exhaust hood (5), on the body of wall of the right side in house, make a call to an air vent, and in this side, adsorption refrigeration system and a blower fan (6) be installed, blower fan through store up cold vaporising device by ventilation duct (4) and exhaust hood (5) to transporting cold wind in house, left side solar cell (1) connects blower fan (6), the water pump (2) of its homonymy, and right side solar cell (1) connects the blower fan (6) of its homonymy.
2. a kind of solar refrigeration according to claim 1 and evaporative cooling combined air conditioning system, is characterized in that: described exhaust hood (5) is arranged on ventilation duct (4) end; Described exhaust hood (5) adopts the horn structure that increases air draft area.
3. a kind of solar refrigeration according to claim 1 and evaporative cooling combined air conditioning system, is characterized in that: the exhaust hood (5) of left and right, described house disposed at air vent is not in the same horizontal line.
4. a kind of solar refrigeration according to claim 1 and evaporative cooling combined air conditioning system, is characterized in that: the cold evaporimeter of described storage (15) is by air inlet (15-1), air outlet (15-2), coil pipe (15-3), and cold-producing medium (15-4) forms; Described coil pipe (15-3) is placed in the cold evaporimeter of storage (15), and cold-producing medium (15-4) is stored in cold evaporimeter (15); Described coil pipe (15-3) is snakelike disk-like structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410107529.3A CN103822324A (en) | 2014-03-22 | 2014-03-22 | Solar refrigerating and evaporating cooling combined air conditioning system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410107529.3A CN103822324A (en) | 2014-03-22 | 2014-03-22 | Solar refrigerating and evaporating cooling combined air conditioning system |
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| CN103822324A true CN103822324A (en) | 2014-05-28 |
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| CN201410107529.3A Pending CN103822324A (en) | 2014-03-22 | 2014-03-22 | Solar refrigerating and evaporating cooling combined air conditioning system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105864938A (en) * | 2016-04-29 | 2016-08-17 | 云南师范大学 | New energy air-conditioning method for constructing houses with extremely-low energy consumption in new countryside |
| CN113701272A (en) * | 2021-08-27 | 2021-11-26 | 济南大学 | Method and device for simultaneously realizing passive refrigeration and solar energy capture and utilization |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| JPS57174635A (en) * | 1981-04-20 | 1982-10-27 | Sanyo Electric Co Ltd | Solar heat cooling and heating system |
| CN1254079A (en) * | 1999-11-17 | 2000-05-24 | 上海交通大学 | Solar energy-saving conversion domestic air-conditioning system |
| CN2706698Y (en) * | 2004-06-14 | 2005-06-29 | 王伟光 | Water cooled ventilator |
| CN201497105U (en) * | 2009-07-31 | 2010-06-02 | 江苏贝德莱特太阳能科技有限公司 | Solar window air conditioner fan |
| CN202432623U (en) * | 2011-12-31 | 2012-09-12 | 林勇 | Solar energy adsorption cold accumulation air conditioner |
| CN203810613U (en) * | 2014-03-22 | 2014-09-03 | 云南师范大学 | Solar refrigeration and evaporative cooling combined air-conditioning system |
-
2014
- 2014-03-22 CN CN201410107529.3A patent/CN103822324A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57174635A (en) * | 1981-04-20 | 1982-10-27 | Sanyo Electric Co Ltd | Solar heat cooling and heating system |
| CN1254079A (en) * | 1999-11-17 | 2000-05-24 | 上海交通大学 | Solar energy-saving conversion domestic air-conditioning system |
| CN2706698Y (en) * | 2004-06-14 | 2005-06-29 | 王伟光 | Water cooled ventilator |
| CN201497105U (en) * | 2009-07-31 | 2010-06-02 | 江苏贝德莱特太阳能科技有限公司 | Solar window air conditioner fan |
| CN202432623U (en) * | 2011-12-31 | 2012-09-12 | 林勇 | Solar energy adsorption cold accumulation air conditioner |
| CN203810613U (en) * | 2014-03-22 | 2014-09-03 | 云南师范大学 | Solar refrigeration and evaporative cooling combined air-conditioning system |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105864938A (en) * | 2016-04-29 | 2016-08-17 | 云南师范大学 | New energy air-conditioning method for constructing houses with extremely-low energy consumption in new countryside |
| CN105864938B (en) * | 2016-04-29 | 2018-10-16 | 云南师范大学 | It can be used for the new energy air-conditioning method of new countryside construction pole low energy-consumption house |
| CN113701272A (en) * | 2021-08-27 | 2021-11-26 | 济南大学 | Method and device for simultaneously realizing passive refrigeration and solar energy capture and utilization |
| CN113701272B (en) * | 2021-08-27 | 2022-06-17 | 济南大学 | Device for simultaneously realizing passive refrigeration and solar energy capture and utilization and preparation method thereof |
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Application publication date: 20140528 |