CN204786948U - Utilize radiating pair of cold source fresh air unit of solution - Google Patents
Utilize radiating pair of cold source fresh air unit of solution Download PDFInfo
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- CN204786948U CN204786948U CN201520382562.7U CN201520382562U CN204786948U CN 204786948 U CN204786948 U CN 204786948U CN 201520382562 U CN201520382562 U CN 201520382562U CN 204786948 U CN204786948 U CN 204786948U
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- solution
- heat
- condenser
- surface cooler
- fresh air
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- 239000003507 refrigerant Substances 0.000 claims abstract description 36
- 230000005494 condensation Effects 0.000 claims abstract description 15
- 238000009833 condensation Methods 0.000 claims abstract description 15
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 14
- 238000005057 refrigeration Methods 0.000 claims description 12
- 230000001413 cellular effect Effects 0.000 claims description 3
- 239000007788 liquid Substances 0.000 claims description 3
- 238000012856 packing Methods 0.000 claims description 3
- 238000009938 salting Methods 0.000 claims description 2
- 238000007791 dehumidification Methods 0.000 abstract description 10
- 238000001816 cooling Methods 0.000 abstract description 3
- 238000004378 air conditioning Methods 0.000 abstract description 2
- 238000005516 engineering process Methods 0.000 abstract description 2
- 238000001704 evaporation Methods 0.000 abstract description 2
- 230000008020 evaporation Effects 0.000 abstract description 2
- 230000017525 heat dissipation Effects 0.000 abstract 6
- 238000010438 heat treatment Methods 0.000 abstract 2
- 239000000243 solution Substances 0.000 description 58
- 239000000945 filler Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000003303 reheating Methods 0.000 description 3
- 238000010792 warming Methods 0.000 description 3
- 238000005265 energy consumption Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000005855 radiation Effects 0.000 description 2
- BHPQYMZQTOCNFJ-UHFFFAOYSA-N Calcium cation Chemical compound [Ca+2] BHPQYMZQTOCNFJ-UHFFFAOYSA-N 0.000 description 1
- JLVVSXFLKOJNIY-UHFFFAOYSA-N Magnesium ion Chemical compound [Mg+2] JLVVSXFLKOJNIY-UHFFFAOYSA-N 0.000 description 1
- 229910001424 calcium ion Inorganic materials 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 229910017053 inorganic salt Inorganic materials 0.000 description 1
- 229910001425 magnesium ion Inorganic materials 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 239000012266 salt solution Substances 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
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- Drying Of Gases (AREA)
Abstract
The utility model relates to an air conditioning technology field, especially an utilize radiating pair of cold source fresh air unit of solution mainly include first surface cooler, second surface cooler, first condenser, second condenser and solution heat dissipation unit, the external cold source of first surface cooler, second surface cooler pass through the refrigerant cycle pipeline to be connected with first condenser, second condenser and solution heat dissipation unit respectively, and the produced heat of condensation of second surface cooler is partly to be used for heating temperature low excessively by new trend of cooling dehumidification through first condenser, partlyly is used for heating return air through the second condenser, the heat of condensation of the overwhelming majority pass through solution heat dissipation unit discharge outdoor, the utility model discloses the evaporation heat dissipation that utilizes solution heat dissipation unit has solved traditional problem that only relies on in the condenser heat dissipation form the low and unstable operation of radiating efficiency, has solved the problem that relies on the easy scale deposit of fin in the radiating form of drip condenser fin simultaneously, have efficient, the system simple, maintain characteristics such as few.
Description
Technical field
The utility model relates to a kind of two low-temperature receiver Fresh air handling units, especially relates to a kind of two low-temperature receiver Fresh air handling units utilizing solution to dispel the heat.
Background technology
Following two kinds are had at present: a kind of Fresh air handling units utilizes external high temperature cold water to carry out precooling, pre-dehumidified to new wind, then utilizes external low-temperature cold water to carry out further cool-down dehumidification to new wind at the maximum two low-temperature receiver Fresh air handling units of field of air conditioning application; Another kind of Fresh air handling units utilizes external high temperature cold water to carry out precooling, pre-dehumidified to new wind, then the low temperature refrigerant utilizing unit to carry refrigeration system carries out further cool-down dehumidification to new wind, the partial condensation heat dry fresh air too low to temperature that recycling carries refrigeration system generation carries out reheating, finally utilizes return air all the other condensation heat to be dissipated by radiator coil tube.Above two kinds of two low-temperature receiver Fresh air handling units, have respective pluses and minuses respectively: the high temperature cold water that the first two low-temperature receiver Fresh air handling units is used relies on the higher high temperature main frame of efficiency to produce, the refrigerant that low temperature dehumidification unit needs relies on low temperature main frame to produce, although concentrate the cold efficiency producing refrigerant higher, its distributing system is complicated and energy consumption is high; The high temperature cold water of the two low-temperature receiver Fresh air handling units of the second relies on the higher high temperature main frame of efficiency to produce, the refrigeration system that the refrigerant that low temperature dehumidification unit needs relies on unit to carry is produced, its system saves a set of distributing system compared with the first, but this refrigeration system that carries utilizes return air to take away the method efficiency of condensation heat again not as the cryogenic refrigeration main frame in first set system by radiator coil tube.
Utilize transpiration-cooled method greatly can improve the efficiency of condenser heat radiation, but exist at present utilize transpiration-cooled unit be by Water spray to condenser fin and with the fin heat exchange on condenser, thus reach the object to condenser cooling.But there is an inevitable problem in this mode, be exactly that calcium ions and magnesium ions in water can precipitate to cover on fin and forms dirt, after fouling, the thermal conduction resistance of fin will become large, thus reduces heat exchange efficiency, finally cause condensation temperature to raise, unit efficiency reduces.
Utility model content
The purpose of this utility model is to solve distributing system complexity that traditional two low-temperature receiver Fresh air handling units exist, energy consumption is high, efficiency is low, and utilizes the problem such as Fresh air handling units condenser fin scale effect condenser efficiency of vapor cooling system.
A kind of two low-temperature receiver Fresh air handling units utilizing salting liquid to dispel the heat that the utility model proposes, main containing the first condenser 21, second condenser 22, first surface cooler 5, second surface cooler 4 and refrigerant circulation line.Also containing solution heat-sink unit 6.The wherein external high temperature cold water of the first surface cooler, second surface cooler is connected with the first condenser, the second condenser, solution heat-sink unit respectively by refrigerant circulation line, and described refrigerant circulation line comprises cold-producing medium input and output branch road and throttling arrangement, compressor.New wind first carries out precooling, pre-dehumidified through the first surface cooler 5, pretreated new wind then carries out heat exchange by the refrigerant that the second surface cooler 4 and temperature are lower and by further cool-down dehumidification, the new wind of dry low temperature is then warming up to suitable temperature through the first condenser 21, finally sends into indoor; First return air carry out heat exchange with it through the second condenser 22, take away part refrigeration system condensation heat, preheated return air is through solution heat-sink unit 6, and carry out contacting with solution and take away remaining refrigeration system condensation heat by the mode of transpiring moisture, the return air of final high temperature humidity is discharged to outdoor.
Further, described solution heat-sink unit 6 comprises: solution-refrigerant heat exchanger plate 23, hot and humid area core body 8, solution tank 9, solution pump 7 and solution line.The output of wherein solution-refrigerant heat exchanger plate 23 is connected to the outside of solution heat-sink unit 6 by solution pump 7, solution hot and humid area core body 8 is positioned at the middle part of solution heat-sink unit 6, and solution tank 9 is positioned at the bottom of solution heat-sink unit 6 and is connected with the input of solution-refrigerant heat exchanger plate 23.
Further, described solution heat-sink unit 6 carries out heat radiation for the high temperature liquid refrigerant exported compressor 1 and makes it liquefy.
Further, described solution heat-sink unit 6 can arrange one or more groups, is connected for each group by refrigerant circulation line with the second surface cooler 4.
Further, the refrigerant in described first surface cooler 5 and the second surface cooler 4 can be identical or different temperature.
Further, described solution heat-sink unit relies on transpiration-cooled mode to dissipate condensation heat.
Further, described solution hot and humid area core body 8 adopt cellular or other can increase surface area contacted anticorrosive packing fill.
Preferred further, described solution adopts inorganic salt solution.
In the utility model solution hot and humid area core body 8 adopt cellular or other can increase surface area contacted anticorrosive packing fill, the contact area of effective increase solution and air, increase heat exchange efficiency, reduce device volume, thus make the volume of unit compacter have high efficiency, small size, system simple, safeguard simple advantage.Because solution to be attached on filler directly to carry out caloic exchange with air, so utilize solution as medium, also can not affect the caloic exchange of water and air on filler even if there is dirt to be attached to, can not heat exchange efficiency be affected.The utility model adopts solution as medium, and utilize the mode of directly evaporation to dissipate condensation heat, its efficiency is far above the mode by heat exchange coil heat convection.
Accompanying drawing explanation
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
Fig. 1 is structural representation of the present utility model.
Fig. 2 is a kind of example structure schematic diagram of the present utility model.
In figure: 1, compressor, 3, throttling arrangement, 4, the second surface cooler, the 5, first surface cooler, 6, solution heat-sink unit, 6-1, solution heat-sink unit two, 7, solution pump, 8, solution heat exchange core body, 9, solution tank, the 21, first condenser, 22, the second condenser, 23, solution-refrigerant heat exchanger plate
Detailed description of the invention
Below in conjunction with accompanying drawing, the technical solution of the utility model is described further:
Embodiment 1
A kind of two low-temperature receiver Fresh air handling units utilizing solution to dispel the heat, its schematic diagram run as shown in Figure 1, the wherein external high temperature cold water of the first surface cooler 5, second surface cooler 4 is connected with the first condenser 21, second condenser 22, solution heat-sink unit 6 respectively by refrigerant circulation line, and described refrigerant circulation line comprises cold-producing medium input and output branch road and throttling arrangement 3, compressor 1.New wind first carries out precooling, pre-dehumidified through the first surface cooler 5, pretreated new wind then carries out heat exchange by the refrigerant that the second surface cooler 4 and temperature are lower and by further cool-down dehumidification, the new wind of dry low temperature is then warming up to suitable temperature through the first condenser 21, finally sends into indoor; First return air carry out heat exchange with it through the second condenser 22, take away part refrigeration system condensation heat, preheated return air is through solution heat-sink unit 6, and carry out contacting with solution and take away remaining refrigeration system condensation heat by the mode of transpiring moisture, the return air of final high temperature humidity is discharged to outdoor.
Described first surface cooler 5 is connected with external high temperature cold water, for carrying out precooling pre-dehumidified to new wind; Described second surface cooler 4 utilizes low temperature refrigerant to carry out further cool-down dehumidification to new wind.Described first condenser 21 utilizes high temperature refrigerant to carry out suitable reheating to the new wind of low temperature.Described second condenser 22, for lowering the temperature to high temperature refrigerant, heats, simultaneously for return air and solution heat exchange provide better condition return air.Described solution heat-sink unit 6, first solution is flowed out from solution tank 9 by solution line, heat exchange is carried out again by solution-refrigerant heat exchanger plate 23 and cold-producing medium, again by solution pump 7, flow into solution heat exchange core body 8, by homogenizing plate evenly along under filler stream, and carry out abundant caloic exchange with air, finally flow into solution tank, circulate with this.Embodiment 2
A kind of two low-temperature receiver Fresh air handling units utilizing solution to dispel the heat, its schematic diagram run as shown in Figure 2, the wherein external high temperature cold water of the first surface cooler 5, second surface cooler 4 is connected with the first condenser, the second condenser, solution heat-sink unit, solution heat-sink unit two respectively by refrigerant circulation line, and described refrigerant circulation line comprises cold-producing medium input and output branch road and throttling arrangement, compressor.New wind first carries out precooling, pre-dehumidified through the first surface cooler 5, pretreated new wind then carries out heat exchange by the refrigerant that the second surface cooler 4 and temperature are lower and by further cool-down dehumidification, the new wind of dry low temperature is then warming up to suitable temperature through condenser 21, finally sends into indoor.Return air part is through solution heat-sink unit 6, and remainder is through solution heat-sink unit 6-1, and carry out contacting with solution and take away remaining refrigeration system condensation heat by the mode of transpiring moisture, the return air of final high temperature humidity is discharged to outdoor.After increasing by one group of solution heat-sink unit, radiating efficiency can be improved further.
Described first surface cooler 5 is connected with external high temperature cold water, for carrying out precooling pre-dehumidified to new wind; Described second surface cooler 4 utilizes low temperature refrigerant to carry out further cool-down dehumidification to new wind.Described first condenser 21 utilizes high temperature refrigerant to carry out suitable reheating to the new wind of low temperature.Described solution heat-sink unit 6,6-1, first solution is flowed out from solution tank 9 by solution line, heat exchange is carried out again by solution-refrigerant heat exchanger plate 23 and cold-producing medium, again by solution pump 7, flow into solution heat exchange core body 8, by homogenizing plate evenly along under filler stream, and carry out abundant caloic exchange with air, finally flow into solution tank, circulate with this.
The utility model is only described with above-mentioned embodiment the most common; the other forms of unit obtained under enlightenment of the present utility model; every conversion of carrying out individual part according to general principle of the present utility model or improvement, all within its protection domain.
Claims (7)
1. the two low-temperature receiver Fresh air handling units utilizing solution to dispel the heat, comprise the first surface cooler, the second surface cooler, the first condenser, the second condenser, refrigerant circulation line, it is characterized in that: also comprise a solution heat-sink unit, the external high temperature cold water of described first surface cooler, second surface cooler is connected with the first condenser, the second condenser and solution heat-sink unit respectively by refrigerant circulation line, the condensation heat that the built-in refrigeration system for exchanging the second surface cooler produces.
2. a kind of two low-temperature receiver Fresh air handling units utilizing solution to dispel the heat as claimed in claim 1, is characterized in that: described refrigerant circulation line comprises cold-producing medium input and output branch road and throttling arrangement, compressor.
3. a kind of two low-temperature receiver Fresh air handling units utilizing solution to dispel the heat according to claim 1, it is characterized in that solution heat-sink unit comprises: solution-refrigerant heat exchanger plate, hot and humid area core body, solution tank, solution pump and solution line, solution tank is positioned at the bottom of solution heat-sink unit, solution-refrigerant heat exchanger plate is used for the condensation heat that solution and the built-in refrigeration system of the second surface cooler produce to carry out heat exchange, and the solution press-in after heat exchange is positioned at the hot and humid area core body of solution heat-sink unit inside by solution pump by solution line.
4. a kind of two low-temperature receiver Fresh air handling units utilizing solution to dispel the heat according to claim 1, it is characterized in that stating solution hot and humid area core body adopt cellular or other can increase surface area contacted anticorrosive packing and fill.
5. a kind of two low-temperature receiver Fresh air handling units utilizing solution to dispel the heat according to claim 1, is characterized in that described solution heat-sink unit can arrange one or more groups, connect for each group respectively by refrigerant circulation line with the second surface cooler.
6. a kind of two low-temperature receiver Fresh air handling units utilizing solution to dispel the heat according to claim 1, the refrigerant of its feature in described first surface cooler and the second surface cooler can be identical or different temperature.
7. a kind of two low-temperature receiver Fresh air handling units utilizing solution to dispel the heat according to claim 2, is characterized in that the solution in described solution heat-sink unit is salting liquid.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520382562.7U CN204786948U (en) | 2015-07-15 | 2015-07-15 | Utilize radiating pair of cold source fresh air unit of solution |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520382562.7U CN204786948U (en) | 2015-07-15 | 2015-07-15 | Utilize radiating pair of cold source fresh air unit of solution |
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| Publication Number | Publication Date |
|---|---|
| CN204786948U true CN204786948U (en) | 2015-11-18 |
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| CN201520382562.7U Expired - Fee Related CN204786948U (en) | 2015-07-15 | 2015-07-15 | Utilize radiating pair of cold source fresh air unit of solution |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104930620A (en) * | 2015-07-15 | 2015-09-23 | 江苏格瑞力德空调制冷设备有限公司 | Double-cold-source fresh air unit utilizing solution for heat dissipation |
| CN105371518A (en) * | 2015-12-01 | 2016-03-02 | 杭州清稞节能环保科技有限公司 | Device integrating air source heat pump device and fresh air treatment device and avoiding defrosting |
-
2015
- 2015-07-15 CN CN201520382562.7U patent/CN204786948U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104930620A (en) * | 2015-07-15 | 2015-09-23 | 江苏格瑞力德空调制冷设备有限公司 | Double-cold-source fresh air unit utilizing solution for heat dissipation |
| CN105371518A (en) * | 2015-12-01 | 2016-03-02 | 杭州清稞节能环保科技有限公司 | Device integrating air source heat pump device and fresh air treatment device and avoiding defrosting |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151118 |