CN210801805U - Bulk curer cooling and dehumidifying system based on natural evaporative cooling - Google Patents
Bulk curer cooling and dehumidifying system based on natural evaporative cooling Download PDFInfo
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- CN210801805U CN210801805U CN201921319321.2U CN201921319321U CN210801805U CN 210801805 U CN210801805 U CN 210801805U CN 201921319321 U CN201921319321 U CN 201921319321U CN 210801805 U CN210801805 U CN 210801805U
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- 238000001816 cooling Methods 0.000 title claims abstract description 75
- 239000000498 cooling water Substances 0.000 claims abstract description 72
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 55
- 238000001704 evaporation Methods 0.000 claims abstract description 35
- 230000008020 evaporation Effects 0.000 claims abstract description 35
- 238000007791 dehumidification Methods 0.000 claims abstract description 21
- 238000005507 spraying Methods 0.000 claims abstract description 15
- 238000012856 packing Methods 0.000 claims description 2
- 230000008676 import Effects 0.000 claims 1
- 230000001502 supplementing effect Effects 0.000 claims 1
- 241000208125 Nicotiana Species 0.000 abstract description 14
- 235000002637 Nicotiana tabacum Nutrition 0.000 abstract description 14
- 238000005265 energy consumption Methods 0.000 abstract description 4
- 239000007788 liquid Substances 0.000 description 6
- 238000005057 refrigeration Methods 0.000 description 4
- 238000009423 ventilation Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 125000004122 cyclic group Chemical group 0.000 description 2
- 239000000945 filler Substances 0.000 description 2
- 239000002918 waste heat Substances 0.000 description 2
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 239000003205 fragrance Substances 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000003507 refrigerant Substances 0.000 description 1
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Abstract
The utility model relates to a bulk curer cooling dehumidification system based on natural evaporative cooling belongs to bulk curer dehumidification field. The surface cooler comprises a surface cooler air inlet, a surface cooler air outlet, a surface cooler cooling water inlet, a surface cooler cooling water outlet and a drain pipe with a water seal; the natural evaporation cooling device comprises a motor, a fan and an air outlet which are positioned at the upper part of the natural evaporation cooling device; a cooling water inlet, a spraying device and a filling area in the middle; an air inlet, a cooling water outlet and a water replenishing device at the lower part; the surface air cooler air inlet is connected with the air return inlet of the bulk curing barn, the surface air cooler air outlet is connected with the air supply outlet of the bulk curing barn through an air pipeline, the cooling water outlet is connected with the cooling water inlet of the surface air cooler through a cooling water supply pipe, and the cooling water inlet is connected with the cooling water outlet of the surface air cooler through a cooling water return pipe. The utility model discloses can carry out effective cooling dehumidification to bulk curer's high temperature and high humidity's air current, reduce bulk curer dehumidification energy consumption and dehumidification cost, improve the tobacco leaf quality.
Description
Technical Field
The utility model relates to a bulk curer cooling dehumidification system based on natural evaporative cooling belongs to bulk curer dehumidification technical field.
Background
In the process of bulk curing of the tobacco leaves, high-temperature air and the tobacco leaves are subjected to heat and humidity exchange, moisture in the tobacco leaves is evaporated and escaped, so that the air humidity is increased, the dehumidification capacity is reduced, and the tobacco leaves are discharged from a bulk curing barn, so that various aroma components which are beneficial to improving the quality of the tobacco leaves and a large amount of low-temperature waste heat carried in the moisture-discharging airflow are lost to the outside. The high-temperature high-humidity air flow in the bulk curing barn is effectively dehumidified, the dehumidification capacity of the high-temperature high-humidity air flow is increased, and the high-temperature high-humidity air flow is recycled, so that various aroma components beneficial to improving the quality of tobacco leaves can be reserved, the quality of the tobacco leaves is improved, and the energy utilization rate can be improved.
The existing stage has more dehumidification modes, the volume and the weight of vapor compression refrigeration dehumidification and solution dehumidification equipment are larger, the cost is higher, and the energy consumption is large. In a refrigeration system, a natural evaporation cooling device is heat and mass transfer equipment which is low in production cost, convenient to install, simple to control and high in heat exchange efficiency, on one hand, consumed electric energy is small, on the other hand, the natural evaporation cooling device utilizes a natural cold source for cooling, and is pollution-free to the environment, and the natural evaporation cooling device belongs to an environment-friendly system.
Disclosure of Invention
The to-be-solved technical problem of the utility model is: the utility model provides a bulk curer cooling dehumidification system based on liquid water natural evaporation cooling carries out effective cooling dehumidification to the high humid air current of bulk curer, aims at reducing bulk curer and toasts the cost and the energy consumption of dehumidification to improve the tobacco leaf and toast the quality.
The utility model adopts the technical scheme that: a bulk curer cooling dehumidification system based on natural evaporative cooling utilizes liquid water and outdoor air to carry out heat and humidity exchange, thereby leading the liquid water to be naturally evaporated and cooled and the temperature to be reduced; the water with the reduced temperature is used as a cold source for dehumidifying hot and humid gas in the bulk curing barn for cooling and dehumidifying.
The bulk curing barn cooling and dehumidifying system based on natural evaporative cooling comprises a surface air cooler 2 and a natural evaporative cooling device 3; the surface air cooler 2 comprises a surface air cooler air inlet 11, a surface air cooler air outlet 12, a surface air cooler cooling water outlet 13, a surface air cooler cooling water inlet 14 and a drain pipe 16 with a water seal 15;
the natural evaporation cooling device 3 comprises a motor 305, a fan 306 and an air outlet 304 which are positioned at the upper part of the natural evaporation cooling device; a cooling water inlet 302, a spraying device 303 and a filling area 307 in the middle; an air inlet 301, a cooling water outlet 311 and a water replenishing device at the lower part; liquid water is sprayed out from the spraying device 303 and enters the filler area, a water film is formed on the surface of the filler, the heat and moisture exchange area with air is increased, natural evaporation is effectively carried out, evaporation refrigeration is realized, and the water with the reduced temperature is used as a cold source for dehumidifying hot and moisture airflow of the bulk curing barn;
the motor 305 drives the fan 306 to rotate, the cooling water inlet 302 is connected with the spraying device 303, and the spraying device 303 is positioned above the filling area 307;
the surface air cooler air inlet 11 is connected with the air return opening 4 of the bulk curing barn through a ventilation pipeline 5, the surface air cooler air outlet 12 is connected with the air supply opening 7 of the bulk curing barn through a ventilation pipeline 5, the cooling water outlet 311 of the natural evaporative cooling device is connected with the surface air cooler cooling water inlet 14 through a cooling water supply pipe 10, and the cooling water inlet 302 of the natural evaporative cooling device is connected with the surface air cooler cooling water outlet 13 through a cooling water return pipe 9.
Furthermore, a dehumidifying fan 6 is arranged between the air outlet 12 of the surface air cooler and the air supply outlet 7 of the bulk curing barn.
Further, the dehumidification fan 6 is an axial flow fan.
Further, the natural evaporation cooling device 3 is an open-type counter-flow natural evaporation cooling device.
Further, a cooling water circulating pump 8 is connected between the cooling water inlet 302 of the natural evaporation cooling device 3 and the surface cooler cooling water outlet 13.
Further, the water replenishing device comprises a ball float valve 308, a water replenishing valve 309 and a water replenishing pipe 310; the water replenishing pipe 310 is arranged at the lower part of the natural evaporative cooling device 3 for replenishing water, a ball float valve 308 is arranged at one end in the natural evaporative cooling device 3, and a water replenishing valve 309 is arranged on the water replenishing pipe 310 and outside the natural evaporative cooling device 3.
The utility model has the advantages that: the utility model discloses utilize liquid water and outdoor air heat and moisture exchange to carry out natural evaporation cooling preparation cooling water, the cooling water that natural evaporation cooling device provided is supplied with the surface cooler as the refrigerant, the high humid hot air to bulk curing barn cools off the dehumidification, make the air current cyclic utilization in the bulk curing barn, it is good for the fragrance composition and a large amount of low temperature waste heat loss to the external world that improve the tobacco leaf quality to avoid its multiple of carrying, thereby reduce the energy consumption that bulk curing barn tobacco leaf toasted, and effectively improve the quality of toasting of tobacco leaf. Furthermore, the utility model discloses utilize liquid water and the heat and moisture exchange of outdoor air to carry out natural evaporative cooling and prepare the cooling water, pollution-free to the environment, and cryogenic low cost.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
The respective reference numerals in fig. 1: 1-bulk curing barn, 2-surface cooler, 3-natural evaporation cooling device, 4-bulk curing barn air return inlet, 5-ventilating duct, 6-dehumidifying fan, 7-bulk curing barn air supply outlet, 8-cooling water circulating pump, 9-cooling water return pipe, 10-cooling water supply pipe, 11-surface cooler air inlet, 12-surface cooler air outlet, 13-surface cooler cooling water outlet, 14-surface cooler cooling water inlet, 15-water seal, 16-water discharge pipe, 301-air inlet, 302-cooling water inlet, 303-spraying device, 304-air outlet, 305-motor, 306-fan, 307-packing area, 308-ball float valve, 309-water replenishing valve, 310-water replenishing pipe and 311-cooling water outlet.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and specific embodiments.
Example 1: as shown in FIG. 1, a bulk curing barn cooling and dehumidifying system based on natural evaporative cooling comprises a surface air cooler 2 and a natural evaporative cooling device 3; the surface air cooler 2 comprises a surface air cooler air inlet 11, a surface air cooler air outlet 12, a surface air cooler cooling water outlet 13, a surface air cooler cooling water inlet 14 and a drain pipe 16 with a water seal 15;
the natural evaporation cooling device 3 comprises a motor 305, a fan 306 and an air outlet 304 which are positioned at the upper part of the natural evaporation cooling device; a cooling water inlet 302, a spraying device 303 and a filling area 307 in the middle; an air inlet 301, a cooling water outlet 311 and a water replenishing device at the lower part;
the motor 305 drives the fan 306 to rotate, the cooling water inlet 302 is connected with the spraying device 303, and the spraying device 303 is positioned above the filling area 307;
the surface air cooler air inlet 11 is connected with the air return opening 4 of the bulk curing barn through a ventilation pipeline 5, the surface air cooler air outlet 12 is connected with the air supply opening 7 of the bulk curing barn through a ventilation pipeline 5, the cooling water outlet 311 of the natural evaporative cooling device is connected with the surface air cooler cooling water inlet 14 through a cooling water supply pipe 10, and the cooling water inlet 302 of the natural evaporative cooling device is connected with the surface air cooler cooling water outlet 13 through a cooling water return pipe 9.
Furthermore, a dehumidifying fan 6 is arranged between the air outlet 12 of the surface air cooler and the air supply outlet 7 of the bulk curing barn.
Further, the dehumidification fan 6 is an axial flow fan.
Further, the natural evaporation cooling device 3 is an open-type counter-flow natural evaporation cooling device.
Further, a cooling water circulating pump 8 is connected between the cooling water inlet 302 of the natural evaporation cooling device 3 and the surface cooler cooling water outlet 13.
Further, the water replenishing device comprises a ball float valve 308, a water replenishing valve 309 and a water replenishing pipe 310; the water replenishing pipe 310 is arranged at the lower part of the natural evaporative cooling device 3 for replenishing water, a ball float valve 308 is arranged at one end in the natural evaporative cooling device 3, and a water replenishing valve 309 is arranged on the water replenishing pipe 310 and outside the natural evaporative cooling device 3.
The utility model discloses a working process is: the hot dry air and the tobacco leaves in the bulk curing barn 1 are subjected to heat and moisture exchange, after the tobacco leaves absorb heat, the internal moisture is evaporated and escaped, after the hot dry air releases heat and absorbs moisture, the temperature is reduced and the humidity is increased, then the hot dry air flows into the surface air cooler 2 through the air return opening 4 of the bulk curing barn, the hot dry air exchanges heat with the cooling water in the cooling coil of the surface air cooler 2, the hot dry air is cooled to be below the dew point temperature, the moisture is separated out, the cooling dehumidification is realized, and the separated moisture is discharged through the drain pipe 16 with the water. Meanwhile, after heat exchange is carried out between cooling water in the surface cooler cooling coil and high-temperature and high-humidity airflow, the cooling water carries away heat and is increased in temperature, flows out from a surface cooler cooling water outlet 13, passes through a cooling water return pipe 9 and a cooling water inlet 302 of the natural evaporation cooling device 3, is conveyed to a spraying device 303 of the natural evaporation cooling device 3, is sprayed into a drop shape by a nozzle and uniformly spreads on a filling area 307, flows in a film shape along the surface of the filling area 307, outdoor air enters from an air inlet 301 of the natural evaporation cooling device 3, passes through the filling area 307 from bottom to top, carries out countercurrent heat and mass exchange with water drops sprayed by the spraying device 303 in the filling area 307, and then is driven by a motor 305 to rotate a fan 306 to be discharged from a tower top air outlet 304. Part of water absorbs heat to evaporate, so that the temperature of the water which is not evaporated is reduced, and natural evaporation refrigeration is realized. The water with the reduced temperature enters the water pool at the bottom of the natural evaporation cooling device 3 under the action of gravity, and then enters the surface air cooler 2 from the cooling water outlet 311 through the cooling water supply pipe 10 for continuous cyclic utilization. Meanwhile, a large amount of circulating cooling water is evaporated in the spraying process, so that part of the circulating cooling water is lost, the water amount in the bottom pool is gradually reduced, the water level is possibly reduced due to leakage and the like, and in order to keep the water level of the bottom pool constant, a water replenishing pipe 310 is required to be arranged and water is automatically replenished through a water replenishing valve 309 and a floating ball valve 308.
While the present invention has been particularly shown and described with reference to the preferred embodiments, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention.
Claims (5)
1. The utility model provides a bulk curer cooling dehumidification system based on natural evaporative cooling which characterized in that: comprises a surface cooler (2) and a natural evaporation cooling device (3); the surface air cooler (2) comprises a surface air cooler air inlet (11), a surface air cooler air outlet (12), a surface air cooler cooling water outlet (13), a surface air cooler cooling water inlet (14) and a water drainage pipe (16) with a water seal (15);
the natural evaporation cooling device (3) comprises a motor (305), a fan (306) and an air outlet (304) which are positioned at the upper part of the natural evaporation cooling device; a cooling water inlet (302) in the middle, a spraying device (303) and a filling area (307); an air inlet (301) at the lower part, a cooling water outlet (311) and a water supplementing device;
the motor (305) drives the fan (306) to rotate, the cooling water inlet (302) is connected with the spraying device (303), and the spraying device (303) is positioned above the packing area (307);
surface cooler air intake (11) are connected with bulk curing barn return air inlet (4) through air pipe (5), and surface cooler air outlet (12) are connected with bulk curing barn supply-air outlet (7) through air pipe (5), and natural evaporation cooling device's cooling water export (311) are connected with surface cooler cooling water inlet (14) through cooling water delivery pipe (10), and natural evaporation cooling device's cooling water import (302) are connected with surface cooler cooling water export (13) through cooling water wet return (9).
2. The bulk curing barn cooling and dehumidifying system according to claim 1, wherein: and a dehumidifying fan (6) is arranged between the air outlet (12) of the surface air cooler and the air supply outlet (7) of the bulk curing barn.
3. The bulk curing barn cooling and dehumidifying system according to claim 1, wherein: the natural evaporative cooling device (3) is an open type counter-flow natural evaporative cooling device.
4. The bulk curing barn cooling and dehumidifying system according to claim 1, wherein: and a cooling water circulating pump (8) is connected between a cooling water inlet (302) of the natural evaporation cooling device (3) and a surface air cooler cooling water outlet (13).
5. The bulk curing barn cooling and dehumidifying system according to claim 1, wherein: the water replenishing device comprises a ball float valve (308), a water replenishing valve (309) and a water replenishing pipe (310); the water replenishing pipe (310) is arranged at the lower part of the natural evaporation cooling device (3) for replenishing water, a ball float valve (308) is arranged at one end in the natural evaporation cooling device (3), and a water replenishing valve (309) is arranged on the water replenishing pipe (310) and outside the natural evaporation cooling device (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921319321.2U CN210801805U (en) | 2019-08-15 | 2019-08-15 | Bulk curer cooling and dehumidifying system based on natural evaporative cooling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921319321.2U CN210801805U (en) | 2019-08-15 | 2019-08-15 | Bulk curer cooling and dehumidifying system based on natural evaporative cooling |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210801805U true CN210801805U (en) | 2020-06-19 |
Family
ID=71231434
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921319321.2U Expired - Fee Related CN210801805U (en) | 2019-08-15 | 2019-08-15 | Bulk curer cooling and dehumidifying system based on natural evaporative cooling |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210801805U (en) |
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2019
- 2019-08-15 CN CN201921319321.2U patent/CN210801805U/en not_active Expired - Fee Related
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|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200619 Termination date: 20210815 |
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| CF01 | Termination of patent right due to non-payment of annual fee |