CN104566709A - Household air conditioning method and device of water cooling refrigerating working medium - Google Patents

Household air conditioning method and device of water cooling refrigerating working medium Download PDF

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Publication number
CN104566709A
CN104566709A CN201410375913.1A CN201410375913A CN104566709A CN 104566709 A CN104566709 A CN 104566709A CN 201410375913 A CN201410375913 A CN 201410375913A CN 104566709 A CN104566709 A CN 104566709A
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CN
China
Prior art keywords
water
working medium
cooling
temperature
refrigeration working
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CN201410375913.1A
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Chinese (zh)
Inventor
李晓强
陈月琴
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XISHUI COOLING TECHNOLOGY Co Ltd
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XISHUI COOLING TECHNOLOGY Co Ltd
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Priority to CN201410375913.1A priority Critical patent/CN104566709A/en
Publication of CN104566709A publication Critical patent/CN104566709A/en
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    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F5/00Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater
    • F24F5/0007Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater cooling apparatus specially adapted for use in air-conditioning
    • F24F5/0035Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater cooling apparatus specially adapted for use in air-conditioning using evaporation

Abstract

The invention discloses a household air conditioning method and device of a water cooling refrigerating working medium. The household air conditioning device comprises an indoor refrigerating module and an outdoor cooling module, wherein a first connection pipeline is sequentially connected with an evaporator outlet, a compressor, a condenser and a flow controller in the indoor refrigerating module and is then connected with an inlet of the evaporator to form a primary loop for exchanging heat of the refrigerating working medium with ambient air; a water evaporating cooling chamber and a water pump for providing water circulation power are accommodated in the outdoor cooling module and are connected with the condenser of the indoor refrigerating module by means of a second connection pipeline to form a secondary loop for exchanging heat of circulation cooling water. The household air conditioning device is compact in structure; the secondary loop used for exchanging heat of cooling water for cooling a cooler is additionally arranged on the basis of the conventional refrigerating method; the low-temperature cooling water is obtained in the outdoor cooling module by using the principle that the water evaporates and absorbs heat on a filler; compared with the prior art, the heat dissipation efficiency is greatly improved; the energy efficiency ratio of the refrigeration condition is increased; the comprehensive energy consumption is reduced.

Description

The household air conditioning method and apparatus of water cooling refrigeration working medium
Technical field
The present invention relates to the compression refrigeration method of on-reversible cycle, device or system, particularly relate to the air-conditioning equipment in air conditioning method and system, particularly relate to the household air conditioning method and apparatus of water cooling refrigeration working medium.
Background technology
The Split type structure of prior art household air conditioning device normally Wind-cooling type, as shown in Figure 3, compressor, cooling system (fin tube condenser and outdoor fan), throttle capillary tube and vapo(u)rization system (finned-tube evaporator and indoor fan) is comprised; Its core acting component compresses machine, cooling system and throttle capillary tube are placed in outdoor usually, and vapo(u)rization system is positioned at indoor.Refrigeration working medium in its pipeline, namely regulates the operation material of air themperature, is called for short " working medium ", in the condenser of outdoor, completes heat exchange, is exactly the process of working medium in pipeline outwardly loss heat; The air stream that described working medium then drives with indoor cross flow fan in indoor side carries out heat exchange, i.e. working medium space heat absorption indoor, realizes process of refrigerastion.In brief, be outdoor cooling system by refrigeration working medium, the heat that the input work of vapo(u)rization system systemic heat and compressor in room transforms is transferred to outdoor cooling system together.The family formula Wind-cooling type separate air-conditioning device that family is conventional, must have off-premises station, indoor set and refrigeration pipe system.Prior art family formula air cooling air conditioner device, be arranged on outdoor cooling system and be generally large power shaft flow fan and air cooling fin pipework condensation device, the refrigeration working medium being placed in indoor or hanging over the vapo(u)rization system on wall then carries out heat exchange with the air stream flowing through finned-tube evaporator surface, realizes surrounding air refrigeration cool-down.
The defect of such device is, the theoretical chilling temperature of national standard operating mode is greater than 35 DEG C forever, and the general ARI operating mode with reference to the U.S. of the chilling temperature of reality, chilling temperature gets 54.4 DEG C, causes the input power of required compressor larger.Therefore the Energy Efficiency Ratio of family formula Wind-cooling type separate air-conditioning device commonly used of family is generally between 2.8 to 3.2, even if by improving manufacturing process and increasing system matches, be also difficult to the requirement reaching country-level Energy Efficiency Ratio 3.6.Because the popularity of such air-conditioning is very high, thus cause energy huge waste.
Prior art household air conditioning device also has a class to be steam compression type structure, see Fig. 2, comprises compressor, condenser, throttling arrangement, evaporimeter and refrigeration pipe.Such aircondition realizes refrigeration by the phase inversion of refrigeration working medium in it, is exactly, and the heat that the liquid refrigeration working medium of low-pressure low-temperature absorbs surrounding medium (water or air) in evaporimeter becomes low-pressure gas, makes the air cooling-down in room, evaporimeter place; And absorb low-pressure gas cooled or condensation within the condenser after compressor supercharging of surrounding medium heat, become highly pressurised liquid again, and then through throttling arrangement throttling, become again as low-pressure low-temperature is liquid, reenter evaporimeter endothermic gasification, thus realize continuous cooling.Steam compression type air-conditioning, air, while flowing through evaporimeter, to be also cleaned, dehumidification.Steam compression type aircondition complex structure, is generally used for large-scale and ultra-large type building air-conditioning.Its refrigeration working medium some contain composition atmospheric ozone layer being had to destruction, progressively eliminate, certainly also have part inorganic compound natural refrigerating working medium to ozone layer without destruction.Because refrigeration working medium is circulation change under a certain pressure, therefore the equipment of refrigeration system and pipeline all belong to pressure vessel and pressure pipeline, strict safety management and safety supervision is needed, thus this type of aircondition to be not suitable for making family formula for household use in operation.
Prior art household air conditioning device have again a class be evaporation type send wet wind cooling system, based on water evaporation endothermic and forced ventilation realize air cooling-down humidification, be commonly referred to as air-conditioning fan device.Described equipment comprises wet curtain, blower fan, water pump and water pipe.Its operation principle is roughly: water ceaselessly sprinkle or soak the wet curtain of porous, the low-head effect dry or the unsaturated air of steam operates due to blower fan, the wet curtain being forced to pass through porous enters aircondition, water on air and wet curtain does heat exchange, makes air cooling-down, humidification, purification.Water absorbs the heat of air and is evaporated to water smoke, and air loses heat, and temperature reduces, and water smoke infiltrates air makes its humidity increase, and latent heat amount increases, and air enthalpy is substantially constant; Humid air after cooling is blown into air-conditioned room by blower fan, thus realizes the cooling of room air, humidification and ventilation.Evaporation type air-conditioning fan device is applicable to industrial and mining enterprises workshop, meeting room, dining room, market, waiting room etc. usually needs aeration-cooling public place, in relative air humidity lower ground district's better effects if, but its installation form is limited, rate of air circulation is large simultaneously, the high humidity of air after air-conditioning, and cooling extent is little, is not suitable for family and uses.
Prior art household air conditioning device also has use central air conditioner system, comprises Wind-cooling type and water-cooling type.Water-cooling type central air conditioner system comprises cooling water recirculation system, the chilled water circulatory system and VMC; Wind-cooling type central air-conditioning then also must have ventilating system.Described central air conditioner system energy consumption is high, complex structure, is not suitable for making family formula for domestic. applications, does not also meet the ecological life idea of environmental protection.
In fact, what use central air conditioner system is all building substantially, comprise office building, hotel and commerce and trade center, but the drive manner of this type of air-conditioning system is sorption type, be that the technical scheme of compression is completely different with drive manner of the present invention, just no longer superfluously herein chatted.
Explanation of nouns:
ARI: the abbreviation being English " American Air-Conditioning and Refrigeration Institute ", Chinese is meant to " air conditioning and refrigeration association of the U.S. ".
Summary of the invention
The technical problem to be solved in the present invention is to avoid above-mentioned the deficiencies in the prior art part, and a kind of household air conditioning method and apparatus utilizing water cooling refrigeration working medium is proposed, the Energy Efficiency Ratio of cooling condition can be significantly improved, and make the connecting line between indoor module and outdoor module that need not thermal-insulation coat be set.
The technical scheme that the present invention solves the employing of above-mentioned prior art problem is, a kind of household air conditioning method of water cooling refrigeration working medium is proposed, comprise steps A. accommodatingly in indoor refrigeration module to be connected in series successively by the first connecting line: allow evaporimeter that liquid refrigeration working medium is vaporized, low-pressure gaseous refrigeration working medium is compressed into the compressor of high-pressure gaseous, the flow controller of the condenser making high-temperature gas refrigeration working medium cool and control flow of refrigerating working medium, the outlet of this flow controller connects final stage first connecting line and gets back to described evaporator inlet, be configured for the primary circuit of refrigeration working medium with surrounding air heat exchange, C. introduce via the second connecting line the high-temperature liquid state refrigeration working medium that circulating water flows through described condenser primary circuit, D. accommodating evaporative cooling room and the water pump of Water circulation hydrodynamics is provided in outdoor refrigerating module, and by refrigeration module in the second connecting line junction chamber condenser, be configured for the secondary circuit of circulating cooling hydrothermal exchange, E., the pipeline of spray high temperature circulation water is set in described evaporative cooling indoor, the evaporation net receiving high temperature circulation water and make it evaporative cooling is set simultaneously.
Between described steps A and step C also in steps B. in indoor refrigeration module, adjacent described evaporimeter is also provided with indoor fan, for accelerating this evaporimeter absorbing environmental atmospheric heat.
In described step e. also have step F afterwards. top, described evaporative cooling room arranges outdoor fan for discharging the water smoke air of high temperature; There is low-temperature circulating water collecting pit bottom this evaporative cooling room, by the water pump be connected in series in the second connecting line, described low-temperature circulating water is pumped into the water cooling pipeline of condenser.
The technical scheme that the present invention solves the employing of above-mentioned prior art problem can also be provide a kind of household air conditioning device of water cooling refrigeration working medium, comprises the outdoor refrigerating module of indoor refrigeration module and the loss cooling water heat receiving surrounding air heat; Described indoor refrigeration module is integrated with in self housing: the first connecting line that the evaporimeter allowing liquid refrigeration working medium vaporize, compressor steam state refrigeration working medium being compressed into liquid state, the condenser making high-temperature liquid state refrigeration working medium cool, the flow controller controlling flow of refrigerating working medium, confession refrigeration working medium flow between described each parts; Described first connecting line connects evaporator outlet, compressor, condenser, flow controller successively, then connects the entrance of evaporimeter, forms the primary circuit of refrigeration working medium with surrounding air heat exchange; Described outdoor refrigerating module comprises evaporative cooling room, for providing water pump and second connecting line of Water circulation hydrodynamics; Be connected in series the condenser of indoor refrigeration module, the evaporative cooling room of outdoor refrigerating module and water pump successively by this second connecting line, they form the secondary circuit of circulating cooling hydrothermal exchange jointly.
Adjacent described evaporimeter is provided with indoor fan, for accelerating this evaporimeter absorbing environmental atmospheric heat.
Top, described evaporative cooling room arranges outdoor fan for discharging the water smoke air of high temperature, low-temperature circulating water collecting pit is then arranged at bottom, by the water pump be connected in series in the second connecting line, the low-temperature circulating water in described low-temperature circulating water collecting pit is pumped into the water cooling pipeline of condenser.
Described evaporative cooling indoor also comprise evaporation net, the high-temperature water import of at least one place and at least one water distributor; Described water distributor to be positioned at above described evaporation net and with high-temperature water inlet communication, this water distributor is at least provided with a place for spraying the hole for water spraying of high temperature circulation water.
Described water distributor is flatly arranged on directly over described evaporation net, and is arrange along evaporation net; The hole for water spraying of described water distributor is positioned at the lower wall of pipeline; Hole for water spraying on this water distributor is also connected with spray equipment for evenly spraying and shower nozzle, is uniformly distributed in evaporative cooling indoor to make steam.
Described water distributor is flatly arranged on above a side of described evaporation net, and is the setting along evaporation net; The hole for water spraying of this water distributor is positioned at the sidewall of pipeline, to spray on the sidewall of evaporation net by steam; Hole for water spraying on described water distributor is also connected with spray equipment for evenly spraying and shower nozzle, is uniformly distributed in evaporative cooling indoor to make steam.
Described outdoor refrigerating module is placed perpendicular to ground, it is characterized in that: the evaporation net in described outdoor refrigerating module has one piece at least; When described in polylith, evaporation net is placed non-perpendicular to ground, alternately stacked with the two different elevations angle, form the arrangement of zed shape.
The sidewall of the shell of described outdoor refrigerating module and top are respectively arranged with many places air inlet and gas outlet, at least one place; Place's air inlet is at least distributed with under evaporation net described in every block; Described gas outlet is positioned at directly over water distributor or above side; When described outdoor fan runs, between described air inlet and gas outlet, form the air stream accelerating water evaporation; Change the rotating speed of outdoor fan, the water evaporation amount of the outdoor refrigerating module of adjustable.
Described evaporation net be organic filler evaporation net, organic filler honeycomb fashion evaporation net, inorganic filler evaporation net, inorganic filler honeycomb fashion evaporation net any one or more; Described cooler is screw shell heat-exhanger, plate type heat exchanger or shell and tube exchanger; Described flow controller is expansion valve.
Compared with the existing technology comparatively, the beneficial effect of the household air conditioning method and apparatus of evaporative cooling refrigeration working medium of the present invention is:
1. have employed as recirculated cooling water carries out the secondary circuit of heat exchange, in secondary circuit, realize the water-cooling of cooler by water pump, and the temperature of cooling water can be regulated by the rotation speed of fan increase and decrease evaporated quantity of water changing outdoor refrigerating module; The temperature of water is all lower than air themperature under normal circumstances, and comparing conventional fan and utilize air to do cooling medium, is substantially increase radiating efficiency, and also significantly reduces the power requirement of blower fan, reduces the comprehensive energy consumption of air-conditioning;
2. outdoor refrigerating module described in, the direction can sprayed water from the hole for water spraying water distributor to evaporation net according to the relative position adjustment of evaporation net and water distributor, make the upper wall of evaporation net and sidewall and entirety can by water evenly drench, make evaporation net play better water evaporative heat loss effect;
3. the Energy Efficiency Ratio of complete machine refrigeration improves greatly, and the one-level of the regulation that can easily be up to state standards requires 3.6, and the connecting line between indoor module and outdoor module also need not arrange thermal-insulation coat.
Accompanying drawing explanation
Fig. 1 is the operation principle schematic diagram that the present invention utilizes the household air conditioning device preferred embodiment of water cooling refrigeration working medium;
Fig. 2 is the evaporation type aircondition operation principle schematic diagram of prior art;
Fig. 3 is prior art Wind-cooling type separate air-conditioning device operation principle schematic diagram;
Fig. 4 is the internal structure schematic diagram of one of the embodiment of described preferred embodiment evaporative cooling room (210);
Fig. 5 is the internal structure schematic diagram of the embodiment two of described preferred embodiment evaporative cooling room (210);
Fig. 6 is one of position relationship schematic diagram of evaporation net (216) in described preferred embodiment evaporative cooling room (210) and water distributor (219);
Fig. 7 is the position relationship schematic diagram two of evaporation net (216) in the evaporative cooling room (210) of the household air conditioning device of evaporative cooling refrigeration working medium of the present invention and water distributor (219).
Detailed description of the invention
Below in conjunction with each accompanying drawing, content of the present invention is described in further detail.
In the present invention, high-temperature water, water at low temperature are relative concept, but should be appreciated that, in Air-conditioning Engineering field, high-temperature water can refer to that temperature is at the water of about 32 DEG C, and water at low temperature can refer to that temperature is at the water of about 26 DEG C.
The household air conditioning method and apparatus of water cooling refrigeration working medium of the present invention, refers to each preferred embodiment of Fig. 1 and Fig. 4 to Fig. 7.
The household air conditioning method of water cooling refrigeration working medium of the present invention, comprise steps A. accommodatingly in indoor refrigeration module 100 to be connected in series successively by the first connecting line 160: the evaporimeter 120 allowing liquid refrigeration working medium vaporize, steam state refrigeration working medium is compressed into the flow controller 130 of liquid compressor 110, the condenser 150 that makes high-temperature liquid state refrigeration working medium cool and control flow of refrigerating working medium, the outlet of this flow controller 130 connects final stage first connecting line 160 and gets back to described evaporimeter 120 entrance, is configured for the primary circuit of refrigeration working medium with surrounding air heat exchange; C. introduce via the second connecting line 230 the high-temperature liquid state refrigeration working medium that circulating water flows through described condenser 150 primary circuit; D. accommodating evaporative cooling the room 210 and water pump 240 of Water circulation hydrodynamics is provided in outdoor refrigerating module 200, and by refrigeration module 100 in the second connecting line 230 junction chamber condenser 150, be configured for the secondary circuit of circulating cooling hydrothermal exchange; E., the pipeline of spray high temperature circulation water is set in described evaporative cooling room 210, the evaporation net 216 receiving high temperature circulation water and make it evaporative cooling is set simultaneously.
Between described steps A and step C also in steps B. in indoor refrigeration module 100, adjacent described evaporimeter 120 is also provided with indoor fan 140, for accelerating this evaporimeter 120 absorbing environmental atmospheric heat.
In described step e. also have step F afterwards. top, described evaporative cooling room 210 arranges outdoor fan 214 for discharging the water smoke air of high temperature; There is low-temperature circulating water collecting pit 215 bottom this evaporative cooling room 210, by the water pump 240 be connected in series in the second connecting line 230, described low-temperature circulating water is pumped into the water cooling pipeline of condenser 150.
The household air conditioning device of water cooling refrigeration working medium of the present invention, comprises the outdoor refrigerating module 200 of indoor the refrigeration module 100 and loss cooling water heat receiving surrounding air heat; Described indoor refrigeration module 100 is integrated with in self housing: the first connecting line 160 that the evaporimeter 120 allowing liquid refrigeration working medium vaporize, the compressor 110 steam state refrigeration working medium being compressed into liquid state, the condenser 150 making high-temperature liquid state refrigeration working medium cool, the flow controller 130 controlling flow of refrigerating working medium, confession refrigeration working medium flow between described each parts 120,110,150,130; Described first connecting line 160 connects that evaporimeter 120 exports, compressor 110, condenser 150, flow controller 130 successively, then connects the entrance of evaporimeter 120, forms the primary circuit of refrigeration working medium with surrounding air heat exchange; Described outdoor refrigerating module 200 comprises evaporative cooling room 210, for providing water pump 240 and second connecting line 230 of Water circulation hydrodynamics; Be connected in series the condenser 150 of indoor refrigeration module 100, the evaporative cooling room 210 of outdoor refrigerating module 200 and water pump 240 successively by this second connecting line 230, they form the secondary circuit of circulating cooling hydrothermal exchange jointly.
Adjacent described evaporimeter 120 is provided with indoor fan 140, for accelerating this evaporimeter 120 absorbing environmental atmospheric heat.
Top, described evaporative cooling room 210 arranges outdoor fan 214 for discharging the water smoke air of high temperature, low-temperature circulating water collecting pit 215 is then arranged at bottom, by the water pump 240 be connected in series in the second connecting line 230, the low-temperature circulating water in described low-temperature circulating water collecting pit 215 is pumped into the water cooling pipeline of condenser 150.
Evaporation net 216, at least one place high-temperature water import 211 and at least one water distributor 219 is also comprised in described evaporative cooling room 210; Described water distributor 219 to be positioned at above described evaporation net 216 and to be communicated with high-temperature water import 211, this water distributor 219 is at least provided with a place for spraying the hole for water spraying 220 of high temperature circulation water.
Described water distributor 219 is flatly arranged on directly over described evaporation net 216, and is arrange along evaporation net 216; The hole for water spraying of described water distributor 219 is positioned at the lower wall of pipeline; Hole for water spraying 220 on this water distributor 219 is also connected with the spray equipment 221 i.e. shower nozzle for evenly spraying, and is uniformly distributed in evaporative cooling room 210 to make steam.
Described water distributor 219 is flatly arranged on above a side of described evaporation net 216, and is the setting along evaporation net 216; The hole for water spraying 220 of this water distributor 219 is positioned at the sidewall of pipeline, to be sprayed by steam on the sidewall of evaporation net 216; Hole for water spraying 220 on described water distributor 219 is also connected with the spray equipment 221 i.e. shower nozzle for evenly spraying, and is uniformly distributed in evaporative cooling room 210 to make steam.
Described outdoor refrigerating module 200 is placed perpendicular to ground, it is characterized in that: the evaporation net 216 in described outdoor refrigerating module 200 has one piece at least; When described in polylith, evaporation net 216 is placed non-perpendicular to ground, alternately stacked with the two different elevations angle, form the arrangement of zed shape.
The sidewall of the shell 260 of described outdoor refrigerating module 200 and top are respectively arranged with many places air inlet 217 and gas outlet, at least one place 218; Place's air inlet 217 is at least distributed with under evaporation net 216 described in every block; Described gas outlet 218 is positioned at directly over water distributor 219 or above side; When described outdoor fan 214 runs, between described air inlet 217 and gas outlet 218, form the air stream accelerating water evaporation; Change the rotating speed of outdoor fan 214, the water evaporation amount of the outdoor refrigerating module 200 of adjustable.
Described evaporation net 216 is organic filler evaporation net, organic filler honeycomb fashion evaporation net, inorganic filler evaporation net, inorganic filler honeycomb fashion evaporation net any one or more; Described cooler 150 is screw shell heat-exhanger, plate type heat exchanger or shell and tube exchanger; Described flow controller 130 is expansion valve.
The household air conditioning device of described water cooling refrigeration working medium, can also comprise the water replanishing device be connected with low-temperature circulating water collecting pit; Described water replanishing device comprises filling pipe, condensate tank of dehumidifier and the moisturizing switch for controlling filling pipe linked with condensate tank of dehumidifier; Described filling pipe one end is communicated to low-temperature circulating water collecting pit, and the filling pipe other end is connected to moisturizing switch, and moisturizing switch is connected to moisturizing water source; Control when condensate tank of dehumidifier detects that water level is too low to open moisturizing switch, realize moisturizing by moisturizing water source to water on low-temperature circulating water collecting pit; After moisturizing completes, condensate tank of dehumidifier detects that water level satisfies the demands rear control moisturizing switch and closes end moisturizing.
The household air conditioning device of described water cooling refrigeration working medium also comprises the drainage arrangement be connected with low-temperature circulating water collecting pit; Described drainage arrangement comprises the drain solenoid valve of the bottom being arranged at low-temperature circulating water collecting pit, for regularly discharging the water that in low-temperature circulating water collecting pit, impurity is more.
Described indoor fan 140 is close to described evaporimeter 120 and places, the relatively described evaporimeter 120 of described indoor fan 140 is positioned at the indoor closer to freezing, described indoor fan 140 by by with evaporimeter 120 heat exchange after cold air blow to the interior space, accelerate the heat exchange of evaporimeter 120 and room air, by the refrigeration working medium heating in evaporimeter 120, flow to compressor 110 by the refrigeration working medium after heating and carry out refrigeration working medium compression.
With reference to shown in Fig. 4 and Fig. 5, sets forth two kinds of preferred embodiments of evaporative cooling room 210; As shown in Figure 4: described gas outlet 218 is positioned at top, described evaporative cooling room 210; Described outdoor fan 214 is positioned at the top of evaporative cooling room 210 inner chamber under gas outlet 218; Described evaporation net 216 is positioned in the middle part of evaporative cooling room 210 inner chamber under described outdoor fan 214; Described evaporative cooling room 210 has a high-temperature water import 211 and a water at low temperature outlet 212 at least; High-temperature water is introduced in evaporative cooling room 210 and is carried out cooling by described high-temperature water import 211; Described low-temperature circulating water collecting pit 215 is positioned at the bottom of the evaporative cooling room 210 under evaporation net 216; Described water at low temperature outlet 212 is positioned at the bottom of low-temperature circulating water collecting pit 215 side, and described water at low temperature outlet 212 is connected with low-temperature circulating water collecting pit 215 one end water at low temperature in low-temperature circulating water collecting pit 215 being connected to water pump 240; Water pump 240 pumps into cooler 150 the water at low temperature exported from water at low temperature outlet 212 and carries out heat exchange.
High-temperature water import 211 is for accessing high-temperature water from cooler 150, described water distributor 219 is positioned at described evaporation net 216 top and is connected with high-temperature water import 211, described water distributor 219 is provided with at least one hole for water spraying 220 for spraying water, sprays high-temperature water drenched by high-temperature water to make evaporation net 216 by hole for water spraying 220 to evaporation net 216.
Evaporation net 216 quantity is corresponding with the quantity of air inlet 217, and evaporation net 216 is arranged on one or more air inlet 217, is communicated with gas outlet 218; Evaporation net can for having certain thickness, such as 100 millimeters, common evaporation net or organic filler evaporation net or organic filler honeycomb fashion evaporation net or inorganic filler evaporation net or inorganic filler honeycomb fashion evaporation net.
Described water distributor 219 is arranged on directly over evaporation net 216, and described water distributor 219 is arranged along the periphery of evaporation net 216; The hole for water spraying of described water distributor 219 is positioned at the lower wall of water distributor 219 pipeline.Hole for water spraying 220 on described water distributor 219 is also connected with the spray equipment 221 i.e. shower nozzle for evenly spraying, and described spray equipment 221 makes steam be uniformly distributed in evaporative cooling room 210.
Low-temperature circulating water collecting pit 215 is arranged at the below of evaporation net 216 for collecting the water at low temperature fallen from evaporation net.Water pump 240, for sending the water at low temperature in low-temperature circulating water collecting pit 215 into indoor cooler 150.
The material of described first tube connector 160 and the second connecting line 230 is copper pipe, PPR or galvanized steel.
As shown in Figure 5, in the evaporative cooling room 210 of the household air conditioning device of described water cooling refrigeration working medium, described evaporation net 216 surrounds the square evaporation grid of the hollow of cross section in " returning " font, namely evaporation net 216 is arranged along the periphery of the square region of " returning " font, and evaporation net is arranged in the region namely between " returning " word two " mouth "; The pipeline shape of water distributor 219 corresponding to it also surrounds " mouth " font, " mouth " word that the pipeline of this water distributor 219 is formed between evaporation net 216 surround " returning " word two " mouths " between.High-temperature water can be made so directly to drop on evaporation net 216.
As shown in Figure 6, the position relationship of evaporation net 216 and water distributor 219 is shown; There is the water distributor 219 of hole for water spraying 220 can be arranged on above evaporation net 216, and arrange along the girth of evaporation net 216; The high-temperature water entered from high-temperature water import 211 enters water distributor 219, and high-temperature water flows out from the hole for water spraying 220 described water distributor 219, and high-temperature water is dropped on the evaporation net 216 that is arranged on below water distributor 219; Multiple hole for water sprayings 220 on water distributor 219 can also all be connected with spray equipment 221 i.e. shower nozzle; High-temperature water is ejected on evaporation net 216 by spray equipment 221.
As shown in Figure 7, also the water distributor 219 with hole for water spraying 220 can be arranged on evaporation net 216 and be arranged on above the side of evaporation net, hole for water spraying 220 arranges on the sidewall of water distributor 219, sprays water from the side of water distributor 219 to evaporation net 216.Multiple hole for water sprayings 220 on water distributor 219 can also all be connected with spray equipment 221 i.e. shower nozzle; High-temperature water is ejected on the side surface of evaporation net 216 by spray equipment 221.
Operationally, outdoor refrigerating module 200 is entered into from the high-temperature water that high-temperature water import 211 is recent, high-temperature water drenches on evaporation net 216, air in environment sucks from air inlet 217 by outdoor fan 214, through evaporation net, in the process of air through evaporation net 216, air can take away the high-temperature water drenched on evaporation net 216, gaseous state is converted to realize cooling with the liquid state of water, after cooling, steam condenses into again water at low temperature drippage and gets back to evaporation net 216, and part drops onto in low-temperature circulating water collecting pit 215, air with part steam is discharged by gas outlet 218, complete the Water, steam circulation cooling that airflow circulating drives, the air themperature flowing through evaporation net 216 raises discharges from gas outlet 218 with part steam.
High-temperature water is evenly distributed on honeycomb fashion evaporation net 216 surface, form the moisture film of hundreds of times of areas, outdoor fan 214 drives empty gas flow sweep cascade to impel water film evaporation, rapidly cooler 150 high-temperature water about 32 DEG C is out reduced to ambient wet bulb temperature, even lower, can stability contorting at 26 DEG C.
As shown in Figure 4, the gas outlet 218 of described evaporative cooling room 210 is positioned at directly over water distributor 219 or above side.Described outdoor refrigerating module 200 comprises shell 260, and the sidewall of described shell 260 comprises one or more air inlet 217, and multiple air inlet 217 symmetry or asymmetric distribution are on the sidewall of shell 260.
Described evaporative cooling room 210 at least has a gas outlet 218 and an air inlet 217; The data of gas outlet 218 and air inlet 217 can be all multiple; Especially air inlet 217, can coordinate the quantity of evaporation net 216 to arrange; An evaporation net 216 may correspond to one or more air inlet 217; An evaporation net 216 may correspond to two air inlets 217; Also four air inlets 217 can be may correspond to by an evaporation net 216; Strengthen the passage entering air, reduce air intake resistance, improve water evaporation efficiency; Each air inlet 217 is provided with hole or has the baffle plate of groove.
Outdoor fan 214 can be axial flow blower, is arranged on gas outlet 218; Can to there be an outdoor fan 214 gas outlet 218, and even gas outlet 218 only has one, and outdoor fan 214 can only have one.Certainly, if there is multiple gas outlet 218 can increase radiating effect by corresponding multiple outdoor fan 214, the power of the spatial area that can freeze as required and volume size or compressor is to adjust the quantity of outdoor fan 214 and gas outlet 218.
Outdoor fan 214 is for sucking air from air inlet 217, and make air pass evaporation net, it is made to take away the high-temperature water drenched on evaporation net, gaseous state is converted to realize cooling with the liquid state of water, after cooling, steam condenses into again water at low temperature drippage and gets back to evaporation net, and part drops onto in water at low temperature collector, the air with part steam is discharged by gas outlet 218, completes the Water, steam circulation cooling that airflow circulating drives.
Because part water can be discharged from gas outlet 218 by outdoor fan 214 in the form of water vapour, the water therefore in low-temperature circulating water collecting pit 215 likely reduces gradually.When ambient air humidity is very low, evaporation capacity causes discharge reduction in low-temperature circulating water collecting pit 215 especially obvious.
Therefore to the water in low-temperature circulating water collecting pit 215 be supplemented; Carry out moisturizing by arranging a water replanishing device, this water replanishing device comprises filling pipe, water at low temperature condensate tank of dehumidifier and the moisturizing switch for controlling filling pipe linked with this water at low temperature condensate tank of dehumidifier; Described filling pipe one end is communicated to low-temperature circulating water collecting pit, and the filling pipe other end is connected to moisturizing switch, and moisturizing switch is connected to moisturizing water source.Control moisturizing switch opens when water at low temperature condensate tank of dehumidifier detects that water level is too low and has influence on evaporative cooling effect, realize moisturizing by moisturizing water source to water on low-temperature circulating water collecting pit 215, after moisturizing completes, condensate tank of dehumidifier detects that water level satisfies the demands rear gauge tap device and closes end moisturizing.
Described condensate tank of dehumidifier can be a float ball water level meter, and this device is arranged at the top of low-temperature circulating water collecting pit.Described condensate tank of dehumidifier and switching device can also be other mechanical devices well known in the prior art, electromechanics, surge, pneumatic means.Moisturizing switch can be moisturizing magnetic valve or float switch.And be connected with filling pipe, for keep the skin wet and draining time guarantee do not have water to enter in water tank.Can arrange drainage arrangement in addition, drainage arrangement can use drain solenoid valve, is arranged at water tank bottom, for the water that impurity in regular low-temperature circulating water collecting pit is more, guarantees good heat exchange efficiency.
Water replanishing device and drainage arrangement can be set to linkage work pattern, and namely during water replanishing device work, drainage arrangement does not work; Or during drainage arrangement work, water replanishing device does not work; Or be set to be that water replanishing device work and drainage arrangement work simultaneously or do not work; Also can water replanishing device and the non-linkage work pattern of drainage arrangement, namely water replanishing device and drainage arrangement independently work separately.
According to compressor pressure-enthalpy chart, chilling temperature often reduces by 1 DEG C, and compressor Energy Efficiency Ratio improves about 2.3%, and the input power of compressor declines about 2%.The chilling temperature of conventional domestic split-type air conditioner is generally 54.4 DEG C, and this kind of Novel high-energy-efficiency family formula evaporation-type cooling air conditioner product, when the harshest, also chilling temperature can be down to 32 DEG C, thus, compressor Energy Efficiency Ratio improves about 50%, about systematic energy efficiency ratio is doubled, greatly reduces the energy consumption of household air conditioning.In addition, the domestic air conditioning that the present invention is more traditional eliminates other cooling devices, as cooling tower etc., substantially reduces floor space.Adopt evaporative cooling, cost is low, low cost, has greatly saved operating cost.Through test, under the sprinkle density of 2300 Kilograms Per Square Meters hour, when intake velocity is 1.5 meter per second, environment dry-bulb temperature under standard condition: 27 DEG C of wet-bulb temperature: 19.5 DEG C, after high-temperature water flows through the evaporation net of 80cm × 60cm × 10cm, its temperature can drop within 30 DEG C by 45 DEG C.
The household air conditioning apparatus structure of water cooling refrigeration working medium of the present invention is compact, on conventional refrigeration basis, utilizes wet curtain principle heat exchange, increases water-cooled and carry out the cooling of refrigerator to improve comprehensive energy efficiency; Utilize air to carry out the mode of refrigerator cooling with tradition, use water cooling mode, the water temperature for the cooling water of heat exchange is significantly less than the temperature of open-air, and the heat exchanger effectiveness of air conditioner refrigerating working medium is improved greatly; Simultaneously by regulating the wind speed of blower fan, the water yield of evaporating can be controlled, and then the water temperature that control enters in water-cooling cooler, thus adjustment chilling temperature, therefore in different environments, even if when environment dry-bulb temperature 35 DEG C, wet-bulb temperature 34 DEG C, also chilling temperature can be controlled at about 32 DEG C, namely absolute pressure about 1255 kPas, adds the security of operation of air conditioner.The monomer Energy Efficiency Ratio of the compressor of the household air conditioning device of the evaporative cooling refrigeration working medium designed by the present invention is generally more than 7.5, even if add low power blower fan, water pump and indoor fan, the Energy Efficiency Ratio of complete machine also can control about 6.0, greatly save operating cost, reduce the compression ratio of compressor simultaneously, substantially increase the service life of unit.By the combination cleverly of above-mentioned each parts, under the household air conditioning device of the evaporative cooling refrigeration working medium designed by the present invention can operate in the stable state of ultrahigh energy efficiency throughout the year.
The above embodiment only have expressed the preferred embodiment of the present invention, and it describes comparatively concrete and detailed, but therefore can not be interpreted as the restriction to the scope of the claims of the present invention; It should be pointed out that for the person of ordinary skill of the art, without departing from the inventive concept of the premise, can also make some distortion and improvement, these all belong to protection scope of the present invention; Therefore, all equivalent replacements of doing with the claims in the present invention scope and modification, all should belong to the covering scope of the claims in the present invention.

Claims (10)

1. a household air conditioning method for water cooling refrigeration working medium, comprises step
A. accommodatingly in indoor refrigeration module (100) to be connected in series successively by the first connecting line (160): the evaporimeter (120) allowing liquid refrigeration working medium vaporize, the compressor (110) low-pressure gaseous refrigeration working medium being compressed into high-pressure gaseous, the condenser (150) that makes high-temperature gas refrigeration working medium cool and control the flow controller (130) of flow of refrigerating working medium, the outlet of this flow controller (130) connects final stage first connecting line (160) and gets back to described evaporimeter (120) entrance, is configured for the primary circuit of refrigeration working medium with surrounding air heat exchange;
C. introduce via the second connecting line (230) the high-temperature liquid state refrigeration working medium that circulating water flows through described condenser (150) primary circuit;
D. accommodating evaporative cooling room (210) and the water pump (240) of Water circulation hydrodynamics is provided in outdoor refrigerating module (200), and by refrigeration module (100) in the second connecting line (230) junction chamber condenser (150), be configured for the secondary circuit of circulating cooling hydrothermal exchange;
E., the pipeline of spray high temperature circulation water is set in described evaporative cooling room (210), the evaporation net (216) receiving high temperature circulation water and make it evaporative cooling is set simultaneously.
2. according to the household air conditioning method of water cooling refrigeration working medium according to claim 1, it is characterized in that: between described steps A and step C also in steps
B. in indoor refrigeration module (100), adjacent described evaporimeter (120) is also provided with indoor fan (140), for accelerating this evaporimeter (120) absorbing environmental atmospheric heat.
3. according to the household air conditioning method of water cooling refrigeration working medium according to claim 1, it is characterized in that: in described step e. afterwards also in steps
F. described evaporative cooling room (210) top arranges outdoor fan (214) for discharging the water smoke air of high temperature; Low-temperature circulating water collecting pit (215) is arranged at this bottom, evaporative cooling room (210), by the water pump (240) be connected in series in the second connecting line (230), described low-temperature circulating water is pumped into the water cooling pipeline of condenser (150).
4. a household air conditioning device for water cooling refrigeration working medium, comprises and receives the indoor refrigeration module (100) of surrounding air heat and the outdoor refrigerating module (200) of loss cooling water heat;
Described indoor refrigeration module (100) is integrated with in self housing: the first connecting line (160) that the evaporimeter (120) allowing liquid refrigeration working medium vaporize, the compressor (110) steam state refrigeration working medium being compressed into liquid state, the condenser (150) making high-temperature liquid state refrigeration working medium cool, the flow controller (130) controlling flow of refrigerating working medium, confession refrigeration working medium flow between described each parts (120,110,150,130);
Described first connecting line (160) connects evaporimeter (120) outlet, compressor (110), condenser (150), flow controller (130) successively, connect the entrance of evaporimeter (120) again, form the primary circuit of refrigeration working medium with surrounding air heat exchange;
Described outdoor refrigerating module (200) comprises evaporative cooling room (210), for providing water pump (240) and second connecting line (230) of Water circulation hydrodynamics; Be connected in series the condenser (150) of indoor refrigeration module (100), the evaporative cooling room (210) of outdoor refrigerating module (200) and water pump (240) successively by this second connecting line (230), they form the secondary circuit of circulating cooling hydrothermal exchange jointly.
5. according to the household air conditioning device of water cooling refrigeration working medium according to claim 4, it is characterized in that: adjacent described evaporimeter (120) is provided with indoor fan (140), for accelerating this evaporimeter (120) absorbing environmental atmospheric heat.
6. according to the household air conditioning device of water cooling refrigeration working medium according to claim 4, it is characterized in that: described evaporative cooling room (210) top arranges outdoor fan (214) for discharging the water smoke air of high temperature, low-temperature circulating water collecting pit (215) is then arranged at bottom, by the water pump (240) be connected in series in the second connecting line (230), the low-temperature circulating water in described low-temperature circulating water collecting pit (215) is pumped into the water cooling pipeline of condenser (150).
7. according to the household air conditioning device of water cooling refrigeration working medium according to claim 4, it is characterized in that: in described evaporative cooling room (210), also comprise evaporation net (216), at least one place's high-temperature water import (211) and at least one water distributor (219); Described water distributor (219) is positioned at described evaporation net (216) top and is communicated with high-temperature water import (211), this water distributor (219) is at least provided with a place for spraying the hole for water spraying (220) of high temperature circulation water.
8. the household air conditioning device of water cooling refrigeration working medium according to claim 7, is characterized in that: described water distributor (219) is flatly arranged on directly over described evaporation net (216), and is arrange along evaporation net (216); The hole for water spraying of described water distributor (219) is positioned at the lower wall of pipeline; Hole for water spraying (220) on this water distributor (219) is also connected with spray equipment (221) the i.e. shower nozzle for evenly spraying, and is uniformly distributed in evaporative cooling room (210) to make steam.
9. the household air conditioning device of water cooling refrigeration working medium according to claim 7, is characterized in that: described water distributor (219) is flatly arranged on above a side of described evaporation net (216), and is the setting along evaporation net (216); The hole for water spraying (220) of this water distributor (219) is positioned at the sidewall of pipeline, to be sprayed by steam on the sidewall of evaporation net (216); Hole for water spraying (220) on described water distributor (219) is also connected with spray equipment (221) the i.e. shower nozzle for evenly spraying, and is uniformly distributed in evaporative cooling room (210) to make steam.
10. the household air conditioning device of water cooling refrigeration working medium according to claim 7, described outdoor refrigerating module (200) is placed perpendicular to ground, it is characterized in that: the evaporation net (216) in described outdoor refrigerating module (200) has one piece at least; When evaporation net described in polylith (216) is placed non-perpendicular to ground, alternately stacked with the two different elevations angle, form the arrangement of zed shape.
CN201410375913.1A 2014-08-01 2014-08-01 Household air conditioning method and device of water cooling refrigerating working medium Pending CN104566709A (en)

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CN110822776A (en) * 2019-07-22 2020-02-21 北京市京科伦冷冻设备有限公司 Multistage differential pressure economizer, carbon dioxide refrigerating system and cooling method

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CN202734085U (en) * 2012-04-12 2013-02-13 深圳市立冰空调有限公司 Novel air condition outdoor unit
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CN108397422A (en) * 2018-02-08 2018-08-14 浙江希尔富电气有限公司 A kind of passenger coach load evaporation fan of included heat sinking function
CN110822776A (en) * 2019-07-22 2020-02-21 北京市京科伦冷冻设备有限公司 Multistage differential pressure economizer, carbon dioxide refrigerating system and cooling method

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Application publication date: 20150429