CN209893988U - Cooling tower with combined fog dissipation and exhaust system - Google Patents
Cooling tower with combined fog dissipation and exhaust system Download PDFInfo
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- CN209893988U CN209893988U CN201920353323.7U CN201920353323U CN209893988U CN 209893988 U CN209893988 U CN 209893988U CN 201920353323 U CN201920353323 U CN 201920353323U CN 209893988 U CN209893988 U CN 209893988U
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Abstract
The utility model discloses a cooling tower of fog exhaust system jointly disappears in area, the cooling tower includes the tower body, jointly disappears fog exhaust system and PLC controller, jointly disappear fog exhaust system and tower body coupling, PCL controller control jointly disappears fog exhaust system, jointly disappear fog exhaust system includes hot-air main air fan, cold air secondary fan, cold and hot air mixed flow case, induced duct, temperature sensor, humidity transducer, hot-air main air fan is connected with cooling tower body top, cold and hot air mixed flow case is connected with hot-air main air fan top, cold and hot air secondary fan sets up outside cold and hot air mixed flow case both ends, the induced duct sets up outside cold and hot air mixed flow case both sides, temperature sensor sets up on the tower body, humidity transducer sets up outside cold and hot air mixed flow case top.
Description
The technical field is as follows:
the utility model relates to a cooling tower technical field, concretely relates to area is cooling tower of fog exhaust system jointly disappears.
Background art:
the closed cooling tower is a device for exchanging heat through heat transfer, and when the closed cooling tower is operated in winter, the temperature of gas is lower than the dew point temperature after the gas is discharged out of the tower body due to low external environment temperature. The white fog phenomenon is easy to generate, and the cooling tower is required not to generate the white fog when the cooling tower runs in winter because the requirement of the national people on environmental protection is higher and higher at present.
The information disclosed in this background section is only for enhancement of understanding of the general background of the invention and should not be taken as an acknowledgement or any form of suggestion that this information constitutes prior art already known to a person skilled in the art.
The utility model has the following contents:
an object of the utility model is to provide a cooling tower of fog exhaust system is jointly disappears in area to overcome the defect among the above-mentioned prior art.
In order to achieve the purpose, the utility model provides a cooling tower with a combined fog dispersal exhaust system, the cooling tower comprises a tower body, a combined fog dispersal exhaust system and a PLC controller, the combined fog dispersal exhaust system is connected with the tower body, the PCL controller controls a combined fog dispersal exhaust system which comprises a hot air main fan, a cold air auxiliary fan, a cold and hot air mixed flow box, an air draft tube, a temperature sensor and a humidity sensor, the hot air main fan is connected with the top of the cooling tower body, the cold and hot air mixed flow box is connected with the top of the hot air main fan, the cold air auxiliary fan is arranged outside the two ends of the cold and hot air mixed flow box, the induced draft tube is arranged outside the two sides of the cold and hot air mixed flow box, the temperature sensor is arranged on the tower body, and the humidity sensor is arranged outside the top of the cold and hot air mixed flow box.
The induced draft tube is of an arc-shaped structure, and an air outlet of the induced draft tube faces downwards.
The number of the induced draft barrels is four.
The working method of the combined fog dispersal exhaust system is as follows:
1) the temperature sensor senses the external environment temperature, the external environment temperature value is sent to the PCL controller, when the external temperature is higher than 0 ℃, the PLC controller controls the combined fog-dispersing exhaust system, the hot air main fan is started, the cold air auxiliary fan is closed, and the hot and humid air generated in the cooling tower flows to the cold and hot air mixed flow box through the hot air main fan and is exhausted through the air induction cylinder;
2) the temperature sensor senses the temperature of the external environment, the humidity sensor senses the humidity in the cooling tower and sends the temperature value of the external environment and the humidity value in the cooling tower to the PCL controller, when the external temperature is lower than 0 ℃ and the humidity in the cooling tower is less than 80%, the PLC controller controls the combined fog-dissipation exhaust system, the cold air auxiliary fan is started, the hot air main fan is closed, and the damp and hot air generated in the cooling tower enters the cold and hot air mixed flow box and then is exhausted by the cold air auxiliary fan;
3) the temperature sensor senses the temperature of the external environment, the humidity sensor senses the humidity in the cooling tower, and sends the temperature value of the external environment and the humidity value in the cooling tower to the PCL controller, when the external temperature is lower than 0 ℃ and the humidity in the cooling tower is higher than 80%, the PLC controller controls the combined fog-dissipation exhaust system, the hot air main fan and the cold air auxiliary fan are started, the cold air auxiliary fan is set to be reversed, the hot air main fan extracts the hot and humid air generated by the cooling tower to the cold and hot air mixed flow box, the cold air auxiliary fan extracts the dry and external cold air to the cold and hot air mixed flow box, and the mixed gas is exhausted through the air induction cylinder;
4) the above works 1) to 3) were repeated.
Compared with the prior art, the utility model discloses an aspect has realized following beneficial effect:
the cooling tower of the utility model is provided with a combined fog dissipation and exhaust system, the operation of the combined fog dissipation and exhaust system is controlled by the PLC controller, on one hand, even in cold winter, the external temperature is lower, and under the condition of higher humidity of hot and humid air in the tower, the phenomenon that the cooling tower generates white fog can be avoided by the combined action of the hot air main fan and the cold air auxiliary fan, the operation is more environment-friendly, on the other hand, the external temperature is lower, and under the condition of lower humidity of hot and humid air in the tower, the cold air auxiliary fan is opened for exhausting air, which is energy-saving and environment-friendly; the induced draft barrel is of an arc-shaped structure, and the air outlet is downward, so that the air generated by the cooling tower can be discharged.
Description of the drawings:
FIG. 1 is a schematic structural view of a cooling tower with a combined fog dispersal exhaust system according to the present invention;
FIG. 2 is a partially exploded view of a combined fog dispersal exhaust system of a cooling tower with a combined fog dispersal exhaust system according to the present invention;
the reference signs are: the system comprises a tower body 1, a combined fog dispersal exhaust system 2, a hot air main fan 21, a cold air auxiliary fan 22, a cold and hot air mixed flow box 23, an induced draft tube 24, a temperature sensor 25, a humidity sensor 26 and a PLC 3.
The specific implementation mode is as follows:
the following detailed description of the embodiments of the present invention is provided, but it should be understood that the scope of the present invention is not limited by the embodiments.
Throughout the specification and claims, unless explicitly stated otherwise, the word "comprise", or variations such as "comprises" or "comprising", will be understood to imply the inclusion of a stated element or component but not the exclusion of any other element or component.
As shown in fig. 1-2, a cooling tower with a combined fog-dispersal exhaust system comprises a tower body 1, a combined fog-dispersal exhaust system 2 and a PLC controller 3, the combined fog dispersal exhaust system 2 is connected with the tower body 1, the PCL controller 3 controls the combined fog dispersal exhaust system 2, the combined fog dispersal exhaust system 2 comprises a hot air main blower 21, a cold air auxiliary blower 22, a cold and hot air mixed flow box 23, an induced draft tube 24, a temperature sensor 25 and a humidity sensor 26, the hot air main fan 21 is connected with the top of the cooling tower body 1, the cold and hot air mixed flow box 23 is connected with the top of the hot air main fan 21, the cold air auxiliary fan 22 is arranged outside two ends of the cold and hot air mixed flow box 23, the induced draft tube 24 is arranged outside two sides of the cold and hot air mixed flow box 23, the temperature sensor 25 is arranged on the tower body 1, and the humidity sensor 26 is arranged outside the top of the cold and hot air mixed flow box 23.
The air inducing barrel 24 is of an arc-shaped structure, and an air outlet of the air inducing barrel 24 faces downwards.
The number of the induced draft tubes 24 is four.
The working method of the combined fog dispersal exhaust system 2 is as follows:
1) the temperature sensor 25 senses the external environment temperature, sends the external environment temperature value to the PCL controller 3, when the external temperature is higher than 0 ℃, the PLC controller 3 controls the combined fog dispersal exhaust system 2, the hot air main fan 21 is started, the cold air auxiliary fan 22 is closed, and the damp and hot air generated in the cooling tower flows to the cold and hot air mixed flow box 23 through the hot air main fan 21 and is exhausted by the air inducing cylinder 24;
2) the temperature sensor 25 senses the external environment temperature, the humidity sensor 26 senses the humidity in the cooling tower, and sends an external environment temperature value and the humidity value in the cooling tower to the PCL controller 3, when the external temperature is lower than 0 ℃ and the humidity in the cooling tower is lower than 80%, the PLC controller 3 controls the combined fog-dissipation exhaust system 2, the cold air auxiliary fan 22 is started, the hot air main fan 21 is closed, and the hot and humid air generated in the cooling tower enters the cold and hot air mixed flow box 23 and then is exhausted by the cold air auxiliary fan 22;
3) the temperature sensor 25 senses the temperature of the external environment, the humidity sensor 26 senses the humidity in the cooling tower, and sends the temperature value of the external environment and the humidity value in the cooling tower to the PCL controller 3, when the external temperature is lower than 0 ℃ and the humidity in the cooling tower is higher than 80%, the PLC controller 3 controls the combined fog dispersal exhaust system 2, the hot air main fan 21 and the cold air auxiliary fan 22 are started, the cold air auxiliary fan 22 is set to be reversed, the hot air main fan 21 extracts the wet hot air generated by the cooling tower to the cold and hot air mixed flow box 23, the cold air auxiliary fan 22 extracts the external dry cold air to the cold and hot air mixed flow box 23, and the mixed gas is exhausted through the air induction tube 24;
4) the above works 1) to 3) were repeated.
The working principle of the utility model is as follows:
the fogging point of the water vapor is 0 ℃ and the humidity is 100%, when the external environment temperature is higher than 0 ℃, the damp and hot air in the cooling tower needs to be discharged after being cooled by the hot air main fan 21, and the discharge can not generate the white fog phenomenon; when the temperature of the external environment is lower than 0 ℃ and the humidity of the hot and humid air in the cooling tower is lower than 80%, the degree of fogging and frosting is not reached, and the hot and humid air in the cooling tower can be discharged only by opening the cold air auxiliary fan 22 because the temperature of the external environment is lower (at this time, if the hot air main fan 21 is opened, the waste is high); when the external temperature and the external environment temperature are lower than 0 ℃, the humidity of the hot and humid air in the cooling tower is higher than 80%, and the humidity of the hot and humid air is slightly higher, water vapor easily reaches a fogging and frosting point, at the moment, the hot air main fan 21 is started, the cold air auxiliary fan 22 is started and reversed, and the hot and humid air generated by the cooling tower and the dry and cold air of the external environment are mixed, so that the humidity of the hot and humid air in the cooling tower can be reduced to be lower than 80%, and the white fog phenomenon can not be generated when the hot and humid air is discharged from the air inducing duct 24.
The utility model discloses an opening of hot-air main blower 21, the vice fan of cold air 22 is connected with the electrical apparatus of closing the joint fog dispersal exhaust system 2 who mainly passes through PLC controller 3 and cooling tower, and temperature sensor 25 and humidity transducer 26 pass the signal of telecommunication for PLC controller 3 after, and PLC controller 3 is the mechanical signal of the hot-air main blower 21, the vice fan of cold air 22 with the signal of telecommunication conversion again to realize hot-air main blower 21, the vice fan 22 of cold air's switch and closure.
The utility model discloses a cooling tower has joint fog dispersal exhaust system 2, through the operation of the joint fog dispersal exhaust system 2 of PLC controller 3 control, on the one hand even in chilly winter, ambient temperature is lower, under the great condition of humid hot air humidity in the tower, can avoid the phenomenon that the cooling tower produced white fog through the combined action of hot-air main blower 21 and cold air auxiliary blower 22, the operation is more environmental protection, on the other hand, ambient temperature is lower, under the not big condition of humid hot air humidity in the tower, it can to open cold air auxiliary blower 22 and exhaust, energy-concerving and environment-protective; the induced draft tube 24 is of an arc structure, and the air outlet is downward, so that the air generated by the cooling tower can be exhausted more conveniently.
The foregoing descriptions of specific exemplary embodiments of the present invention have been presented for purposes of illustration and description. It is not intended to limit the invention to the precise form disclosed, and obviously many modifications and variations are possible in light of the above teaching. The exemplary embodiments were chosen and described in order to explain certain principles of the invention and its practical application to enable one skilled in the art to make and use various exemplary embodiments of the invention and various alternatives and modifications as are suited to the particular use contemplated. It is intended that the scope of the invention be defined by the claims and their equivalents.
Claims (3)
1. The utility model provides a cooling tower of fog dispersal exhaust system is united in area which characterized in that: the cooling tower comprises a tower body, a combined fog dissipation and exhaust system and a PLC (programmable logic controller), the combined fog dissipation and exhaust system is connected with the tower body, the PCL controller controls the combined fog dissipation and exhaust system, the combined fog dissipation and exhaust system comprises a hot air main fan, a cold air auxiliary fan, a cold and hot air mixed flow box, an air induction tube, a temperature sensor and a humidity sensor, the hot air main fan is connected with the top of the tower body of the cooling tower, the cold and hot air mixed flow box is connected with the top of the hot air main fan, the cold air auxiliary fan is arranged outside two ends of the cold and hot air mixed flow box, the air induction tube is arranged outside two sides of the cold and hot air mixed flow box, the temperature sensor is arranged on the tower body, and the humidity sensor is arranged outside the top of the cold and hot air mixed flow box.
2. The cooling tower with the combined defogging and air exhausting system according to claim 1, wherein: the induced draft tube is of an arc-shaped structure, and an air outlet of the induced draft tube faces downwards.
3. The cooling tower with the combined defogging and air exhausting system according to claim 1, wherein: the number of the induced draft barrels is four.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920353323.7U CN209893988U (en) | 2019-03-20 | 2019-03-20 | Cooling tower with combined fog dissipation and exhaust system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920353323.7U CN209893988U (en) | 2019-03-20 | 2019-03-20 | Cooling tower with combined fog dissipation and exhaust system |
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| Publication Number | Publication Date |
|---|---|
| CN209893988U true CN209893988U (en) | 2020-01-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920353323.7U Active CN209893988U (en) | 2019-03-20 | 2019-03-20 | Cooling tower with combined fog dissipation and exhaust system |
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| CN (1) | CN209893988U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109974473A (en) * | 2019-03-20 | 2019-07-05 | 江苏华塔冷却技术有限公司 | A kind of cooling tower of band joint fog dispersal exhaust system |
| CN109974473B (en) * | 2019-03-20 | 2024-07-26 | 江苏华塔冷却技术有限公司 | Cooling tower with combined fog-dissipation exhaust system |
-
2019
- 2019-03-20 CN CN201920353323.7U patent/CN209893988U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109974473A (en) * | 2019-03-20 | 2019-07-05 | 江苏华塔冷却技术有限公司 | A kind of cooling tower of band joint fog dispersal exhaust system |
| CN109974473B (en) * | 2019-03-20 | 2024-07-26 | 江苏华塔冷却技术有限公司 | Cooling tower with combined fog-dissipation exhaust system |
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