CN202947496U - Air cooling island automatic spraying and cooling system - Google Patents
Air cooling island automatic spraying and cooling system Download PDFInfo
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- CN202947496U CN202947496U CN 201220601482 CN201220601482U CN202947496U CN 202947496 U CN202947496 U CN 202947496U CN 201220601482 CN201220601482 CN 201220601482 CN 201220601482 U CN201220601482 U CN 201220601482U CN 202947496 U CN202947496 U CN 202947496U
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Abstract
The utility model discloses an air cooling island automatic spraying and cooling system which comprises a water pump, a main pipeline, at least one branch pipeline unit and an electrical thermal control device. The main pipeline is connected between the water pump and the branch pipeline units. Each branch pipeline unit comprises a branch pipeline and at least one nozzle placed on the branch pipeline. Therefore, when backpressure is too high, spraying can be automatically started to cool a radiator of an air cooling island and improve heat exchange effect of the radiator, and accordingly effectively reduce backpressure values of a unit and create conditions for the unit to smoothly pass through summers.
Description
Technical field
The utility model relates to the Air-Cooling Island automatic spray cooling system in a kind of thermal power industry.
Background technology
Northern area at the rich coal of lack of water, thermal power industry has Air-Cooling Island usually, it is a kind of thermal power plant's cooling technology take water saving as purpose, it is a kind of type of cooling take air replacement water as cooling medium, the steam discharge that refers to steam turbine directly enters air cooling tubes condenser, comes condensation with air, and air and steam carry out heat exchange, required cooling-air is supplied by the force ventilation mode usually, and its condensed water is entered the heat regenerative system of Steam Turbine by condensate pump.
In summer high temperature season, the full carbuncle on the back of existing 600MW unit is pressed and generally can be reached 35kpa, and this high back pressure usually limits the ability of unit band high load capacity stable operation, and causes coal consumption too high, makes the operation of unit safe not and economical.
Summary of the invention
The purpose of this utility model is for the deficiencies in the prior art, a kind of novel Air-Cooling Island automatic spray cooling system is provided, when back pressure is too high, the automatically starting spray, radiator to Air-Cooling Island is lowered the temperature, improve the heat transfer effect of radiator, thereby effectively reduce unit back pressure value, aestivating smoothly for unit creates conditions.
For achieving the above object, the utility model has adopted following technical scheme: a kind of Air-Cooling Island automatic spray cooling system, it is characterized in that it comprises: water pump, trunk line, at least one branch pipe(tube) unit and electric thermal controls apparatus, described trunk line is connected between described water pump and described branch pipe(tube) unit, and described branch pipe(tube) unit comprises branch pipe(tube) and is arranged at least one nozzle on described branch pipe(tube).
In addition, the utility model also comprises following attached technical scheme:
Described nozzle is atomizer, and is connected on branch pipe(tube) by nozzle pipe.
Described branch pipe(tube) unit also comprises hand sluice valve and the motor-driven valve that is arranged on described branch pipe(tube), and described hand sluice valve is positioned at the below of described motor-driven valve.
Described branch pipe(tube) unit also comprises the reducer pipe that is arranged on described branch pipe(tube), and described reducer pipe is positioned at the below of described hand sluice valve.
Described branch pipe(tube) unit also comprises rich property shock-absorbing connection.
Described branch pipe(tube) unit also comprises one-way cock.
Described water pump is centrifugal multistage pump multiple centrifugal pump.
Described electric thermal controls apparatus is programmable logic controller (PLC).
than prior art, the beneficial effects of the utility model: the Air-Cooling Island automatic spray cooling system that provides is by arranging water pump, trunk line, the branch pipe(tube) unit and the electric thermal controls apparatus that comprise nozzle, demineralized water after purifying in water storage box is squeezed in trunk line and branch pipe(tube) from the ground water tank, and finally spray by atomizer, High-Pressure Water produces vaporific little water droplet through the angled ejection of nozzle, under the drive of fan outlet air-flow, form the fluid-mixing of air and water droplet, rise with spiral and be attached on the radiating fin of radiator, thereby the heat that absorbs radiating fin reduces the fin surface temperature, and effectively improve the heat exchange efficiency of radiator, thereby effectively reduce unit back pressure value, aestivate smoothly for unit and create conditions.
Description of drawings
Fig. 1 is the floor map corresponding to the Air-Cooling Island automatic spray cooling system of the utility model preferred embodiment.
Fig. 2 is the partial enlarged drawing of Fig. 1.
The specific embodiment
Below in conjunction with preferred embodiment and accompanying drawing thereof, technical solutions of the utility model are done further nonrestrictive detailed description.
Referring to figs. 1 through Fig. 2, a kind of Air-Cooling Island automatic spray cooling system, be used for the heat radiator fin (not shown) of Air-Cooling Island is carried out spraying cooling, it comprises water pump 1, trunk line 2, at least one branch pipe(tube) unit 3 and electric thermal controls apparatus (not shown).
Above-mentioned water pump 1 is centrifugal multistage pump multiple centrifugal pump, and it is fixed in the pump house on ground, is used for the demineralized water after purifying in water storage box is squeezed into pipeline from the ground water tank.Trunk line 2 is connected between water pump 1 and branch pipe(tube) unit 3.The quantity of described at least one branch pipe(tube) unit 3 is a plurality of, and it is arranged on respectively in each A type radiator (not shown) of Air-Cooling Island, so how much its quantity can arranging according to radiator.
Each branch pipe(tube) unit 3 comprises branch pipe(tube) 5 and is arranged at least one nozzle 7 on described branch pipe(tube) 5.Described nozzle 7 is atomizer, and is connected on branch pipe(tube) 5 by nozzle pipe 8.The material of this nozzle 7 is 316 stainless steels, the droplet particle of ejection should be not more than 100 μ m, its quantity is a plurality of, can how much arrange according to air-flow character, atomizing effect and the required cooling water in radiator inner sealing space, corresponding to preferred embodiment of the present utility model, correspondence is positioned at each blower fan (not shown) of radiator, is evenly arranged the certain atomizer 7 of 8 flows and outlet pressure, to reach best atomizing and cooling effect.Each branch pipe(tube) unit 3 also comprises the motor-driven valve 9 that is arranged on described branch pipe(tube) 5, be positioned at the hand sluice valve 11 of described motor-driven valve 9 belows and the reducer pipe 13 that is positioned at described hand sluice valve 11 belows, wherein, motor-driven valve 9 is convenient to centralized Control, and hand sluice valve 11 is used for the manual-lock pipeline, is convenient to the inspection and maintenance of pipeline.Described branch pipe(tube) unit 3 also comprises rich property shock-absorbing connection 15 and one-way cock 12, and wherein rich property shock-absorbing connection 15 prevents the vibrations of water pump 1 and affects pipeline, and one-way cock 12 prevents that ducted water from refluxing.
Above-mentioned electric thermal controls apparatus is programmable logic controller (PLC) (PLC), relevant on-site parameters obtains by respective sensor and unit DCS communication (not shown) is installed, determine the unlocking condition of water pump 1 and motor-driven valve 9 by gathering unit back pressure and radiator temperature, by gathering flow and pressure parameter detects and the running status of definite system.
the course of work of above-mentioned Air-Cooling Island automatic spray cooling system is roughly: demineralized water is squeezed into trunk line 2 by water pump 1, via branch pipe(tube) 3 and nozzle pipe 8, final High-Pressure Water forms the certain angle ejection through atomizer 7 and produces vaporific little water droplet, under the drive of fan outlet air-flow, form the fluid-mixing of air and water droplet, rise with spiral and be attached on the radiating fin of radiator, thereby the heat of vaporization that absorbs radiating fin reduces the fin surface temperature, effectively improve the heat exchange efficiency of radiator, thereby effectively reduce unit back pressure value, aestivate smoothly for unit and create conditions.
It is to be noted; above-mentioned preferred embodiment only is explanation technical conceive of the present utility model and characteristics; its purpose is to allow person skilled in the art scholar can understand content of the present utility model and implement according to this, can not limit protection domain of the present utility model with this.All equivalences of doing according to the utility model Spirit Essence change or modify, within all should being encompassed in protection domain of the present utility model.
Claims (8)
1. Air-Cooling Island automatic spray cooling system, it is characterized in that it comprises: water pump, trunk line, at least one branch pipe(tube) unit and electric thermal controls apparatus, described trunk line is connected between described water pump and described branch pipe(tube) unit, and described branch pipe(tube) unit comprises branch pipe(tube) and is arranged at least one nozzle on described branch pipe(tube).
2. Air-Cooling Island automatic spray cooling system according to claim 1, it is characterized in that: described nozzle is atomizer, and is connected on branch pipe(tube) by nozzle pipe.
3. Air-Cooling Island automatic spray cooling system according to claim 1 and 2 is characterized in that: described branch pipe(tube) unit also comprises hand sluice valve and the motor-driven valve that is arranged on described branch pipe(tube), and described hand sluice valve is positioned at the below of described motor-driven valve.
4. Air-Cooling Island automatic spray cooling system according to claim 3 is characterized in that: described branch pipe(tube) unit also comprises the reducer pipe that is arranged on described branch pipe(tube), and described reducer pipe is positioned at the below of described hand sluice valve.
5. Air-Cooling Island automatic spray cooling system according to claim 3 is characterized in that: described branch pipe(tube) unit also comprises rich property shock-absorbing connection.
6. Air-Cooling Island automatic spray cooling system according to claim 3 is characterized in that: described branch pipe(tube) unit also comprises one-way cock.
7. Air-Cooling Island automatic spray cooling system according to claim 1, it is characterized in that: described water pump is centrifugal multistage pump multiple centrifugal pump.
8. Air-Cooling Island automatic spray cooling system according to claim 1, it is characterized in that: described electric thermal controls apparatus is programmable logic controller (PLC).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220601482 CN202947496U (en) | 2012-11-14 | 2012-11-14 | Air cooling island automatic spraying and cooling system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220601482 CN202947496U (en) | 2012-11-14 | 2012-11-14 | Air cooling island automatic spraying and cooling system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202947496U true CN202947496U (en) | 2013-05-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220601482 Expired - Lifetime CN202947496U (en) | 2012-11-14 | 2012-11-14 | Air cooling island automatic spraying and cooling system |
Country Status (1)
| Country | Link |
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| CN (1) | CN202947496U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111957637A (en) * | 2020-07-16 | 2020-11-20 | 中国神华能源股份有限公司国华电力分公司 | Flushing method, flushing device and flushing system |
-
2012
- 2012-11-14 CN CN 201220601482 patent/CN202947496U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111957637A (en) * | 2020-07-16 | 2020-11-20 | 中国神华能源股份有限公司国华电力分公司 | Flushing method, flushing device and flushing system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130522 |
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| CX01 | Expiry of patent term |