CN203907831U - Independent temperature and humidity control and free hot-cold wetting system - Google Patents
Independent temperature and humidity control and free hot-cold wetting system Download PDFInfo
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- CN203907831U CN203907831U CN201420141780.7U CN201420141780U CN203907831U CN 203907831 U CN203907831 U CN 203907831U CN 201420141780 U CN201420141780 U CN 201420141780U CN 203907831 U CN203907831 U CN 203907831U
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- heat exchanger
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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
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/54—Free-cooling systems
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Abstract
The utility model discloses an independent temperature and humidity control and free hot-cold wetting system which comprises a refrigerator, a freeze water circulating pipeline, a first heat exchanger, a second heat exchanger, a fresh air channel, an air return channel, a hybrid air channel, an air supply channel and the like, wherein the freeze water output end of the refrigerator is connected with the first heat exchanger and the second heat exchanger respectively and then is connected with the input end of the refrigerator; the fresh air channel is formed in the air inlet end of the first heat exchanger; the air outlet end of the first heat exchanger and the output end of the air return channel are connected with the input end of the hybrid air channel; the output end of the hybrid air channel is connected with the air inlet end of the second heat exchanger; the air outlet end of the second heat exchanger is connected with the input end of the air supply channel. By the adoption of the structure of the system, independent temperature and humidity control can be realized in summer; furthermore, free refrigeration can be realized by using fresh air in winter, and the fresh air can be heated and wetted by using high-temperature returned air; furthermore, refrigeration does not need to be switched between the refrigerator and a cooling tower.
Description
Technical field
The utility model relates to the technical field that aerial temperature and humidity regulates, and relates in particular to that a kind of humiture independently is controlled and free cold and hot wet system.
Background technology
Some industrial air conditioning, as the industrial air-conditionings such as tobacco, weaving need to guarantee the humiture that workshop is certain throughout the year, comprises winter, owing to there being a large amount of heat production in workshop, also needs refrigeration, and workshop, due to industrial requirements, needs larger resh air requirement to supplement simultaneously.In summer, owing to need to guarantee the humiture in workshop simultaneously, do not carry out the air-conditioning system that humiture is independently controlled, often occur the situation of heat again, occur cold-hot counteraction, waste mass energy, in the winter time, on the one hand new wind need to carry out warming and humidifying, has guaranteed workshop humidity requirement, again workshop is lowered the temperature, waste equally mass energy simultaneously.
For heat problem again in summer, some industrial air conditionings, adopt humiture independently to control, new wind is processed to controlled humidity, the mixed wind of new wind and return air is processed and controlled temperature, solved like this heat problem again in summer, but the problem of the cooling of unresolved winter refrigeration and new wind warming and humidifying.
Situation for free refrigeration in winter, some industrial air conditionings also adopted and utilize cooling tower to replace refrigeration machine to produce cold water, then cold water is sent into air conditioning terminal refrigeration and realized free refrigeration, the major defect of the method is, in outdoor climate, change greatly, in situation as larger in climate change in a day, need again cooling tower to produce cold water and refrigeration machine is produced two kinds of intersystem handovers of cold water, in addition, in the inadequate situation of cooling tower refrigerating capacity, refrigeration machine can not be effectively supplementary, so just can only abandon cooling tower refrigeration, so cooling tower cooling time is short, certainly adopt the scheme of cooling tower still not solve the problem of new wind warming and humidifying.
In view of this, the inventor is through a large amount of practice and long-term exploration, studied and designed that a kind of humiture independently is controlled and free cold and hot wet system and method, and this case produces thus.
Utility model content
The purpose of this utility model is to provide a kind of humiture independently to control and free cold and hot wet system, and the independent of humiture controlled when realizing summer, free refrigeration and freely to new wind warming and humidifying while simultaneously realizing winter.
The technical scheme adopting that the utility model solves its technical problem is:
Humiture is independently controlled and a free cold and hot wet system, comprises refrigeration machine, chilled water circulation line, First Heat Exchanger, the second heat exchanger, spray equipment, the first valve, the second valve, the 3rd valve, new wind passage, return air channel, air mixing channel and air-supply passage;
The chilled water output of described refrigeration machine connects respectively the chilled water input of described First Heat Exchanger and described the second heat exchanger by described chilled water circulation line, the chilled water output of described First Heat Exchanger and described the second heat exchanger connects respectively the chilled water input of described refrigeration machine by described chilled water circulation line, described spray equipment is located at the outside of described First Heat Exchanger, to spray the surface of described First Heat Exchanger;
Described the first valve is located on the chilled water circulation line between described First Heat Exchanger chilled water input and the second heat exchanger chilled water input, and is located on the chilled water circulation line of First Heat Exchanger chilled water input one side; Between described the second heat exchanger chilled water output and described the first valve output, be also provided with chilled water circulation line branch road, described the second valve is located on described chilled water circulation line branch road; Described the 3rd valve is located on the chilled water circulation line between described the second valve input and the input of described refrigeration machine, and is located on the chilled water circulation line of described the second heat exchanger chilled water output one side;
Described new wind passage is located at described First Heat Exchanger inlet end, described First Heat Exchanger outlet side is connected described air mixing channel input with described return air channel output, described air mixing channel output connects described the second heat exchanger inlet end, and described the second heat exchanger outlet side connects described air-supply passage input.
Optimal way as embodiment, described spray equipment comprises water-collecting tray, circulation pipe, water circulating pump and shower nozzle, described water-collecting tray is located at the below of described First Heat Exchanger, described water-collecting tray connects described water circulating pump input by circulation pipe, described water circulating pump output connects described shower nozzle by described circulation pipe, and described shower nozzle is located at the top of described First Heat Exchanger.
As the optimal way of embodiment, native system also comprises adjusting pump, and described adjusting pump is located at the chilled water output of described refrigeration machine.
A kind of humiture is independently controlled and free cold and hot wet method, when except wet cooling condition, hot and humid new wind is by the dehumidifying that is cooled in described First Heat Exchanger of described new wind passage, then with after return air in described return air channel mixes, pass through again described the second heat exchanger, described the second heat exchanger is shown after cold cooling mixing wind, then is blown to workshop by described air-supply passage; The chilled-water flow of controlling described First Heat Exchanger to be to regulate the humidity of air-supply, controls the flow of chilled water of described the second heat exchanger to regulate the temperature of air-supply;
When adding wet cooling condition, the new wind of low temperature and low humidity is sprayed intensification humidification by described new wind passage in described First Heat Exchanger, then with after return air in described return air channel mixes, pass through again described the second heat exchanger, described the second heat exchanger is shown after cold cooling mixing wind, then is blown to workshop by described air-supply passage.
Optimal way as embodiment, when air-supply refrigerating capacity is enough to guarantee, close described refrigeration machine, when air-supply refrigerating capacity is inadequate, opening described refrigeration machine lowers the temperature to chilled water, to supply inadequate refrigerating capacity, when air-supply refrigerating capacity is excessive, control the shower water flow of described spray equipment to regulate refrigerating capacity.
Optimal way as embodiment, when except wet cooling condition, open described the first valve and described the 3rd valve, close described the second valve, the chilled water of described refrigeration machine is delivered to respectively described First Heat Exchanger and described the second heat exchanger by described chilled water circulation line, the chilled water carrying out after heat exchange is back in described refrigeration machine again, completes recycling of chilled water.
Optimal way as embodiment, when adding wet cooling condition, open described the second valve, close described the first valve and described the 3rd valve, the chilled water of described refrigeration machine connects described the second heat exchanger by described chilled water circulation line, and the chilled water carrying out after heat exchange intensification is delivered in described First Heat Exchanger, after being cooled in described First Heat Exchanger, be back to again in described refrigeration machine, complete recycling of chilled water.
Adopt after above-mentioned structure and method, can realize the humiture in summer on the one hand independently controls, can utilize again in the winter time time on the other hand outdoor air (new wind) to realize freely refrigeration, with utilize the return air of high temperature to new wind warming and humidifying, and refrigeration is without switching between refrigeration machine and cooling tower, and then free refrigeration and refrigeration machine refrigeration slitless connection.
Accompanying drawing explanation
Fig. 1 is the utility model systematic schematic diagram.
The specific embodiment
As shown in Figure 1, the utility model has disclosed that a kind of humiture is independently controlled and free cold and hot wet system, comprises refrigeration machine 1, chilled water circulation line 2, First Heat Exchanger 3, the second heat exchanger 4, spray equipment 5, the first valve 6, the second valve 7, the 3rd valve 8, new wind passage 91, return air channel 92, air mixing channel 93 and air-supply passage 94;
The chilled water output of described refrigeration machine 1 connects respectively the chilled water input of described First Heat Exchanger 3 and described the second heat exchanger 4 by described chilled water circulation line 2, the chilled water output of described First Heat Exchanger 3 and described the second heat exchanger 4 connects respectively the chilled water input of described refrigeration machine 1 by described chilled water circulation line 2, described spray equipment 5 is located at the outside of described First Heat Exchanger 3, to spray the surface of described First Heat Exchanger 3;
Described the first valve 6 is located on the chilled water circulation line between described First Heat Exchanger 3 chilled water inputs and the second heat exchanger 4 chilled water inputs, and is located on the chilled water circulation line of First Heat Exchanger 3 chilled water input one sides; Between described the second heat exchanger 4 chilled water outputs and described the first valve 6 ends, be also provided with chilled water circulation line branch road 21, described the second valve 7 is located on described chilled water circulation line branch road 21; Described the 3rd valve 8 is located on the chilled water circulation line between described the second valve 7 inputs and the input of described refrigeration machine 1, and is located on the chilled water circulation line of described the second heat exchanger 4 chilled water output one sides;
Described new wind passage 91 is located at described First Heat Exchanger 3 inlet ends, described First Heat Exchanger 3 outlet sides are connected described air mixing channel 93 inputs with described return air channel 92 outputs, described air mixing channel 93 outputs connect described the second heat exchanger 4 inlet ends, and described the second heat exchanger 4 outlet sides connect described air-supply passage 94 inputs.
Optimal way as embodiment, described spray equipment 5 comprises water-collecting tray 51, circulation pipe 52, water circulating pump 53 and shower nozzle 54, described water-collecting tray 51 is located at the below of described First Heat Exchanger 3, described water-collecting tray 51 connects described water circulating pump 53 inputs by circulation pipe 52, described water circulating pump 53 outputs connect described shower nozzle 54 by described circulation pipe 52, and described shower nozzle 54 is located at the top of described First Heat Exchanger 3.
Optimal way as embodiment, native system also comprises adjusting pump 11, described adjusting pump 11 is located at the chilled water output of described refrigeration machine 1, and described adjusting pump 11 is by frequency conversion or regulate resistance to carry out water yield adjusting, to adapt to the difference of chilled-water flow when summer condition and the winter condition.
A kind of humiture is independently controlled and free cold and hot wet method, when removing wet cooling condition summer, open described the first valve and described the 3rd valve, close described the second valve, the chilled water of described refrigeration machine is delivered to respectively described First Heat Exchanger and described the second heat exchanger by described chilled water circulation line, the chilled water carrying out after heat exchange is back in described refrigeration machine again, completes recycling of chilled water; Hot and humid new wind is by the dehumidifying that is cooled in described First Heat Exchanger of described new wind passage, then with after return air in described return air channel mixes, pass through described the second heat exchanger, described the second heat exchanger is shown after cold cooling mixing wind, then is blown to workshop by described air-supply passage again; The chilled-water flow of controlling described First Heat Exchanger to be to regulate the humidity of air-supply, controls the flow of chilled water of described the second heat exchanger to regulate the temperature of air-supply;
While adding wet cooling condition in the winter time, open described the second valve, close described the first valve and described the 3rd valve, the chilled water of described refrigeration machine connects described the second heat exchanger by described chilled water circulation line, the chilled water carrying out after heat exchange intensification is delivered in described First Heat Exchanger, after being cooled in described First Heat Exchanger, then be back in described refrigeration machine, complete recycling of chilled water; The new wind of low temperature and low humidity is sprayed intensification humidification by described new wind passage in described First Heat Exchanger, then with after return air in described return air channel mixes, pass through again described the second heat exchanger, described the second heat exchanger is shown after cold cooling mixing wind, then is blown to workshop by described air-supply passage.
Certainly, when removing wet cooling condition summer, also can be as required, chilled water flow, to taking cascaded structure, does not just adopt spray equipment yet; While adding wet cooling condition in the winter time, also can be as required, chilled water flow is to taking parallel-connection structure, then adds spray equipment.But when actual motion, except wet cooling condition adopts parallel-connection structure, add wet cooling condition winter and adopt cascaded structure summer, humiture is independently controlled and freely the wet effect of refrigeration heat is better.
Optimal way as embodiment, when air-supply refrigerating capacity is enough to guarantee, close described refrigeration machine, when air-supply refrigerating capacity is inadequate, opening described refrigeration machine lowers the temperature to chilled water, to supply inadequate refrigerating capacity, when air-supply refrigerating capacity is excessive, control the shower water flow of described spray equipment to regulate refrigerating capacity.Certainly native system operation, controls and can consider the preferential refrigeration requirement that meets, and new wind warming and humidifying is inadequate, adopts other warming and humidifying methods to supplement, or considers preferentially to meet the requirement of new wind warming and humidifying, and refrigeration not, can consider that refrigeration machine supplements.
Of the present utility model except wet cooling condition, the resh air requirement that enters new bellows (containing First Heat Exchanger) is 72000m3/h, dry-bulb temperature is 34.1 ℃, wet-bulb temperature is 76 ℃, humidity is 109kj/kg, new wind is dehumidified, dry-bulb temperature after dehumidifying is 18 ℃, and wet-bulb temperature is 95 ℃, and humidity is 49kj/kg, mixed wind total amount is 360000m3/h, be divided into 3 air-conditioning boxs (containing the second heat exchanger), the mixed air quantity of every air-conditioning box is 120000m3/h, and temperature is 26 ℃, mixed wind is only lowered the temperature and is not dehumidified, and the temperature after cooling is 18 ℃; The high temperature chilled water temperature of described refrigeration machine output is 12 ℃, from new bellows and air-conditioning box temperature out, becomes 17 ℃, is back in described refrigeration machine the recirculation of freezing.
The free cooling condition of humidification of the present utility model, the resh air requirement that enters new bellows (containing First Heat Exchanger) is 72000m3/h, dry-bulb temperature is 10 ℃, wet-bulb temperature is 50 ℃, humidity is 19.6kj/kg, new wind is by humidification, dry-bulb temperature after humidification is 17 ℃, wet-bulb temperature is 85 ℃, humidity is 43.1kj/kg, mixed wind total amount is 360000m3/h, be divided into 3 air-conditioning boxs (containing the second heat exchanger), the mixed air quantity of every air-conditioning box is 120000m3/h, temperature is 24 ℃, mixed wind is lowered the temperature, temperature after cooling is 19.3 ℃, due to free refrigeration, close the refrigeration of described refrigeration machine, the turnover temperature of described refrigeration machine chilled water is 13.3 ℃,
Adopt after said system and method, can realize the humiture in summer on the one hand independently controls, can utilize again in the winter time time on the other hand outdoor air (new wind) to realize freely refrigeration, with utilize the return air of high temperature to new wind warming and humidifying, and refrigeration is without switching between refrigeration machine and cooling tower, and then free refrigeration and refrigeration machine refrigeration slitless connection.
Above are only the specific embodiment of the present utility model, but design concept of the present utility model is not limited to this, allly utilizes this design to carry out the change of unsubstantiality to the utility model, all should belong to the behavior of invading the utility model protection domain.
Claims (3)
1. humiture is independently controlled and a free cold and hot wet system, it is characterized in that: comprise refrigeration machine, chilled water circulation line, First Heat Exchanger, the second heat exchanger, spray equipment, the first valve, the second valve, the 3rd valve, new wind passage, return air channel, air mixing channel and air-supply passage;
The chilled water output of described refrigeration machine connects respectively the chilled water input of described First Heat Exchanger and described the second heat exchanger by described chilled water circulation line, the chilled water output of described First Heat Exchanger and described the second heat exchanger connects respectively the chilled water input of described refrigeration machine by described chilled water circulation line, described spray equipment is located at the outside of described First Heat Exchanger, to spray the surface of described First Heat Exchanger;
Described the first valve is located on the chilled water circulation line between described First Heat Exchanger chilled water input and the second heat exchanger chilled water input, and is located on the chilled water circulation line of First Heat Exchanger chilled water input one side; Between described the second heat exchanger chilled water output and described the first valve output, be also provided with chilled water circulation line branch road, described the second valve is located on described chilled water circulation line branch road; Described the 3rd valve is located on the chilled water circulation line between described the second valve input and the input of described refrigeration machine, and is located on the chilled water circulation line of described the second heat exchanger chilled water output one side;
Described new wind passage is located at described First Heat Exchanger inlet end, described First Heat Exchanger outlet side is connected described air mixing channel input with described return air channel output, described air mixing channel output connects described the second heat exchanger inlet end, and described the second heat exchanger outlet side connects described air-supply passage input.
2. a kind of humiture as claimed in claim 1 is independently controlled and free cold and hot wet system, it is characterized in that: described spray equipment comprises water-collecting tray, circulation pipe, water circulating pump and shower nozzle, described water-collecting tray is located at the below of described First Heat Exchanger, described water-collecting tray connects described water circulating pump input by circulation pipe, described water circulating pump output connects described shower nozzle by described circulation pipe, and described shower nozzle is located at the top of described First Heat Exchanger.
3. a kind of humiture as claimed in claim 1 is independently controlled and free cold and hot wet system, it is characterized in that: native system also comprises adjusting pump, and described adjusting pump is located at the chilled water output of described refrigeration machine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420141780.7U CN203907831U (en) | 2014-03-27 | 2014-03-27 | Independent temperature and humidity control and free hot-cold wetting system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420141780.7U CN203907831U (en) | 2014-03-27 | 2014-03-27 | Independent temperature and humidity control and free hot-cold wetting system |
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| Publication Number | Publication Date |
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| CN203907831U true CN203907831U (en) | 2014-10-29 |
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| CN201420141780.7U Expired - Fee Related CN203907831U (en) | 2014-03-27 | 2014-03-27 | Independent temperature and humidity control and free hot-cold wetting system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103912943A (en) * | 2014-03-27 | 2014-07-09 | 成信绿集成股份有限公司 | System and method for temperature and humidity independent control and free heating, refrigerating and humidifying |
| CN105066286A (en) * | 2015-09-03 | 2015-11-18 | 刘雄 | Air processing device and control method |
-
2014
- 2014-03-27 CN CN201420141780.7U patent/CN203907831U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103912943A (en) * | 2014-03-27 | 2014-07-09 | 成信绿集成股份有限公司 | System and method for temperature and humidity independent control and free heating, refrigerating and humidifying |
| CN105066286A (en) * | 2015-09-03 | 2015-11-18 | 刘雄 | Air processing device and control method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 361009 Huli Building, 619 Sishui Road, Huli District, Xiamen City, Fujian Province, 19 stories Patentee after: Chengxin Integrated Technology Co.,Ltd. Address before: 361009 Huli Building, 619 Sishui Road, Huli District, Xiamen City, Fujian Province, 19 stories Patentee before: CHENGXIN GREEN INTEGRATION Co.,Ltd. |
|
| CP01 | Change in the name or title of a patent holder | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141029 |
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| CF01 | Termination of patent right due to non-payment of annual fee |