CN109870042A - A kind of low power consuming adverse current closed type cooling column - Google Patents
A kind of low power consuming adverse current closed type cooling column Download PDFInfo
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- CN109870042A CN109870042A CN201910226432.7A CN201910226432A CN109870042A CN 109870042 A CN109870042 A CN 109870042A CN 201910226432 A CN201910226432 A CN 201910226432A CN 109870042 A CN109870042 A CN 109870042A
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- tube bundle
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- 238000001816 cooling Methods 0.000 title claims abstract description 115
- 230000002411 adverse Effects 0.000 title claims abstract description 26
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 92
- 238000012856 packing Methods 0.000 claims abstract description 60
- 241000736911 Turritella communis Species 0.000 claims abstract description 31
- 239000000498 cooling water Substances 0.000 claims abstract description 24
- 239000007921 spray Substances 0.000 claims abstract description 22
- 238000005507 spraying Methods 0.000 claims abstract description 7
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 8
- 229910052782 aluminium Inorganic materials 0.000 claims description 8
- 239000000463 material Substances 0.000 claims description 8
- 229910000838 Al alloy Inorganic materials 0.000 claims description 5
- 238000005219 brazing Methods 0.000 claims description 4
- 230000003020 moisturizing effect Effects 0.000 claims description 4
- 230000009977 dual effect Effects 0.000 claims description 2
- 238000005265 energy consumption Methods 0.000 abstract description 7
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 230000008439 repair process Effects 0.000 abstract description 2
- 230000000694 effects Effects 0.000 description 7
- 230000009466 transformation Effects 0.000 description 4
- 239000002826 coolant Substances 0.000 description 3
- 230000005611 electricity Effects 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 208000011580 syndromic disease Diseases 0.000 description 2
- 240000007594 Oryza sativa Species 0.000 description 1
- 235000007164 Oryza sativa Nutrition 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 238000007667 floating Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 235000009566 rice Nutrition 0.000 description 1
- 238000005476 soldering Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000009628 steelmaking Methods 0.000 description 1
- 230000002277 temperature effect Effects 0.000 description 1
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- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
The present invention relates to a kind of low power consuming adverse current closed type cooling columns, including cooling tower shell and the blower being mounted at the top of cooling tower shell；Water cooling heat-exchanging tube bundle is equipped in the cooling tower shell, the top of the water cooling heat-exchanging tube bundle is equipped with packing, the top of the packing is equipped with the spray head for spraying cooling water, and the cooling tower shell between the water cooling heat-exchanging tube bundle and the packing is equipped with the first air-inlet window.The beneficial effects of the present invention are: carrying out wind cooling temperature lowering to cooling water using packing, energy consumption can be significantly reduced, the lower part of cooling tower is arranged in water cooling heat-exchanging tube bundle, reduces the height of water cooling heat-exchanging tube bundle, operation easy to repair, the air-cooled heat-exchanging tube bundle of the top of spray head are conducive to eliminate white haze.
Description
Technical field
The invention belongs to cooling device more particularly to a kind of low power consuming adverse current closed type cooling columns.
Background technique
Closed cooling tower can be divided into reverse-flow (geomantic omen is incorgruous), downflow type according to the flow direction of wind outside pipe and water at present
(geomantic omen is in the same direction), cross-flow type (geomantic omen square crossing).Wherein reverse-flow to have many advantages, such as cooling efficiency height takes up little area, arranges
It is convenient, this extensive use.But the windage of counterflow cooling tower is bigger, and energy consumption is big.In addition cooling tower is under some weather conditions
White haze can be generated, is had an adverse effect to environment.
Summary of the invention
The purpose of the present invention is to propose to a kind of technical solutions of low power consuming adverse current closed type cooling column, improve counterflow cooling tower
Efficiency, reduce energy consumption, and avoid the generation of white haze.
To achieve the goals above, the technical scheme is that a kind of low power consuming adverse current closed type cooling column, including cooling
Tower shell and the blower being mounted at the top of cooling tower shell；Water cooling heat-exchanging tube bundle, the water cooling are equipped in the cooling tower shell
The top of heat-exchanging tube bundle is equipped with packing, and the top of the packing is equipped with the spray head for spraying cooling water, the water cooling
Cooling tower shell between heat-exchanging tube bundle and the packing is equipped with the first air-inlet window.
Further, in order to equably pour cooling water on water cooling heat-exchanging tube bundle, the top of the water cooling heat-exchanging tube bundle
Equipped with water distributing tray, the top of the water distributing tray is equipped with the packing, cold between the water distributing tray and the packing
But tower shell is equipped with first air-inlet window.
Further, in order to realize integrated structure, the bottom of the cooling tower shell, which is equipped with, collects the cooling water
Circulating water chennel, the circulating water chennel, which passes through, to be equipped with the pipeline of water circulating pump and connects the spray head.
Further, in order to guarantee the normal reservoir storage in circulating water chennel, the circulating water chennel is equipped with for the floating of moisturizing
Ball valve.
Further, in order to obtain preferable heat exchange effect, the structure of the water cooling heat-exchanging tube bundle include coil pipe pattern,
Straight tube bobbin carriage pattern, plate cast formula.
Further, in order to obtain preferable cooling water temperature effect, the packing is adverse current open type packing, institute
The structure for stating packing includes S wave packing, dual oblique wave packing, trapezoidal wave packing, and the packing is
The packing of PVC material.
Further, the preferred construction of packing is, the packing with a thickness of 1.0m~1.5m.
In order to further improve the heat exchange cooling effect of cooling tower, air-cooled heat exchanger tube is equipped in the top of the spray head
Beam, the output interface of the air-cooled heat-exchanging tube bundle connect the input interface of the water cooling heat-exchanging tube bundle, the spray head with it is described
Cooling tower shell between air-cooled heat-exchanging tube bundle is equipped with the second air-inlet window.
Further, preferably air-cooled heat-exchanging tube bundle includes rolled fin heat exchange tube, coiling fin heat exchange pipe, aluminium alloy
Flat tube brazing fin heat exchanger tube, aluminum pipe wear aluminum fin-stock heat exchanger tube.
The beneficial effects of the present invention are: carrying out wind cooling temperature lowering to cooling water using packing, energy consumption, water can be significantly reduced
The lower part of cooling tower is arranged in cold heat-exchanging tube bundle, reduces the height of water cooling heat-exchanging tube bundle, operation easy to repair, spray head it is upper
The air-cooled heat-exchanging tube bundle of side is conducive to eliminate white haze.
The present invention will be described in detail with reference to the accompanying drawings and examples.
Detailed description of the invention
Fig. 1 is schematic structural view of the invention；
Fig. 2 is the structural schematic diagram that the present invention is equipped with air-cooled heat-exchanging tube bundle.
Specific embodiment
Such as Fig. 1, a kind of low power consuming adverse current closed type cooling column, including cooling tower shell 10 and it is mounted at the top of cooling tower shell
Blower 20；Water cooling heat-exchanging tube bundle 30 is equipped in the cooling tower shell, the top of the water cooling heat-exchanging tube bundle is filled out equipped with water drenching
Material 40, the top of the packing are equipped with the spray head 50 for spraying cooling water, and the water cooling heat-exchanging tube bundle is filled out with the water drenching
Cooling tower shell between material is equipped with the first air-inlet window 11.
The top of the water cooling heat-exchanging tube bundle is equipped with water distributing tray 60, and the top of the water distributing tray is equipped with the packing,
Cooling tower shell between the water distributing tray and the packing is equipped with first air-inlet window.
The bottom of the cooling tower shell is equipped with the circulating water chennel 70 for collecting the cooling water, and the circulating water chennel is by setting
There is the pipeline 72 of water circulating pump 71 to connect the spray head.
The circulating water chennel is equipped with the ball-cock assembly 73 for moisturizing.
The structure of the water cooling heat-exchanging tube bundle includes coil pipe pattern, straight tube bobbin carriage pattern, plate cast formula.
The packing is adverse current open type packing, and the structure of the packing includes S wave packing, diclinic
Wave packing, trapezoidal wave packing, the packing are the packings of PVC material.
The thickness S of the packing is 1.0m~1.5m.
Such as Fig. 2, air-cooled heat-exchanging tube bundle 80, the output interface of the air-cooled heat-exchanging tube bundle are equipped in the top of the spray head
The input interface 31 of the 81 connection water cooling heat-exchanging tube bundles, the cooling tower casing between the spray head and the air-cooled heat-exchanging tube bundle
Body is equipped with the second air-inlet window 12.
The air-cooled heat-exchanging tube bundle includes rolled fin heat exchange tube, coiling fin heat exchange pipe, aluminum alloy flat tube soldering wing
Piece heat exchanger tube, aluminum pipe wear aluminum fin-stock heat exchanger tube.
Embodiment one:
Such as Fig. 1, a kind of low power consuming adverse current closed type cooling column, including cooling tower shell 10 and the wind being mounted at the top of cooling tower shell
Machine 20.
The bottom of cooling tower shell is equipped with circulating water chennel 70, and circulating water chennel is for collecting and storing cooling water, circulating water chennel
Equipped with the ball-cock assembly 73 for moisturizing.
In cooling tower shell, the top of circulating water chennel be equipped with water cooling heat-exchanging tube bundle 30.Quilt is flowed in water cooling heat-exchanging tube bundle
Cooling medium 13.Water cooling heat-exchanging tube bundle is equipped with input interface 31 and output interface 32.The structure of water cooling heat-exchanging tube bundle can use
Coil pipe pattern, straight tube bobbin carriage pattern, plate cast formula.The present embodiment uses coil pipe pattern.
The top of water cooling heat-exchanging tube bundle is equipped with water distributing tray 60.The effect of water distributing tray is that the cooling water 14 that falls top is uniform
Ground pours on water cooling heat-exchanging tube bundle.
The top of water distributing tray is equipped with packing 40, and packing is filled out using adverse current open type " S " wave water drenching of PVC material
Material.Packing is needed using thickness appropriate, and the thickness of packing is too small to will affect heat exchange effect, the thickness of packing
The resistance that will increase greatly to air is spent, the energy consumption of blower is increased.According to experiment, the thickness S of packing should be controlled in 1.0m
~1.5m.The packing thickness S=1.2m of the present embodiment.
The top of packing is equipped with the spray head 50 for spraying cooling water, and circulating water chennel is equipped with water circulating pump 71, recirculated water
Pump connects spray head by pipeline 72.
Cooling tower shell between water distributing tray and packing is equipped with the first air-inlet window 11.First air-inlet window uses blinds
Window.
The working method of the present embodiment is: water circulating pump 71 is by the cooling water pressurized delivered in circulating water chennel 70 to spray head
50, cooling water is sprayed on packing 40 by spray head.Under the action of blower 20, atmospheric air 15 is from the first air-inlet window 11
Into cooling tower shell 10, packing is flowed through, cooling water carries out heat exchange with air in packing, and cooling water is dropped
Temperature.It is fallen under cooling water after cooling on water distributing tray 60, water distributing tray equably pours cooling water on water cooling heat-exchanging tube bundle 30.Quilt
Cooling medium flows through water cooling heat-exchanging tube bundle, carries out heat exchange realization with cooling water and cools.
Compared with conventional reverse-flow closed cooling tower, in the present embodiment, using in cooling water and water cooling heat-exchanging tube bundle
Cooled medium carry out heat exchange, cooling water heating after be evaporated in packing in the air for flowing through filler.With will spray
It is low compared to windage that water drenching is directly sprayed onto the conventional adverse current closed type cooling column for being evaporated to and being flowed through in heat exchanger tube air on heat exchanger tube, cold
High-efficient.
Shower water is in temperature constant state when conventional adverse current closed type cooling column operates normally, and at a temperature below backflow-type closed
Cooling tower coolant outlet temperature, fan outlet wind-warm syndrome and shower water are close.
Shower water be in alternating temperature state when adverse current closed type cooling column in the present embodiment operates normally, fan outlet wind-warm syndrome and
Adverse current closed type cooling column inlet temperature is close, therefore the saturation degree of outlet air is high, and the air capacity needed is few.
Conventional counterflow cooling tower air flows through the heat exchanger tube of multi-row staggered arrangement (pipe number of rows is usually more than 16 rows)
Very big resistance can be generated, in the present embodiment, air needs not flow through water cooling heat-exchanging tube bundle, can significantly reduce air flow through it is cold
But the resistance of tower.
Since the air quantity of needs is few, windage is low, therefore, and compared with conventional counterflow cooling tower, the present embodiment
Low power consuming counterflow cooling tower can significantly reduce energy consumption.
Embodiment two:
Such as Fig. 2, a kind of low power consuming adverse current closed type cooling column, the present embodiment is a kind of improvement of embodiment one.
In the present embodiment, air-cooled heat-exchanging tube bundle 80 is equipped in the top of spray head 50.Spray head and air-cooled heat-exchanging tube bundle it
Between cooling tower shell be equipped with the second air-inlet window 12.The structure of air-cooled heat-exchanging tube bundle can using rolled fin heat exchange tube, around
Fin heat exchange pipe processed, aluminum alloy flat tube brazing fin heat exchanger tube, aluminum pipe wear aluminum fin-stock heat exchanger tube, and the present embodiment uses aluminium alloy flat
Pipe brazing fin heat exchanger tube.
Air-cooled heat-exchanging tube bundle is equipped with output interface 81 and input interface 82, and the output interface 81 of air-cooled heat-exchanging tube bundle connects water
The input interface 31 of cold heat-exchanging tube bundle.Cooled medium is flowed by the input interface 82 of air-cooled heat-exchanging tube bundle, flows through air-cooled change
After heat pipe bundle and water cooling heat-exchanging tube bundle, flowed out from the output interface 32 of water cooling heat-exchanging tube bundle.
The air 16 entered from the second air-inlet window generates the effect precooled to cooled medium by air-cooled heat-exchanging tube bundle.
Low power consuming counterflow cooling tower heat exchange cooling effect can be improved, particularly suitable for improving cooling tower at low ambient conditions
Efficiency further decreases energy consumption.
In addition the air 15 entered from the first air-inlet window flows through temperature raising after packing 40 exchanges with cooling water heat,
And reach or approach saturation state.White haze may be generated after cooling tower discharge.Two air 16 entered from the second air-inlet window
It is mixed by the heating of air-cooled heat-exchanging tube bundle, then with packing air 15 is flowed through, mixed air 17 is in unsaturation shape
State is discharged by blower, can avoid white haze occur.
For example, the pneumatic steelmaking system of a steel mill used conventional closed cooling tower originally, 450 cubes of quantity of circulating water
M/h, 45 DEG C of inflow temperature, 35 DEG C of leaving water temperature, closed cooling tower size 9m × 3m × 4.5m (length × width × height), match 3
Fans, separate unit fan delivery 160000m3/h, wind pressure 260pa, power 18.5kW.With 1 feeding spraying pump, flow 230m3/
H, lift 10m, power 11kW, 43362 cubic metres of water consumption of year, year power consumption 388944kW h.
After present invention transformation: 450 cubic metres/h of quantity of circulating water, 45 DEG C of inflow temperature, 35 DEG C of leaving water temperature, cooling tower
Size 9m × 3m × 6.5m (length × width × height) matches 3 Fans, separate unit fan delivery 90000m3/h, wind pressure 140pa, power
7.5kW.With 2 feeding spraying pumps, separate unit pump capacity 180m3/h, lift 8m, power 5.5kW, 34251.6 cubes of water consumption of year
Rice, year power consumption 137970kW h.Economize on electricity before being relatively transformed after transformation: 250974 kW h, it is water-saving: 9110.4 cubic metres.
Saving operating cost before being relatively transformed after transformation: 187026 yuan (0.6 yuan of the electricity charge/degree, 4 yuan/cubic metre of water rate).Transformation
Equipment whole year generates without white haze afterwards.
Claims (9)
1. a kind of low power consuming adverse current closed type cooling column, including cooling tower shell and the blower being mounted at the top of cooling tower shell；Its
It being characterized in that, water cooling heat-exchanging tube bundle is equipped in the cooling tower shell, and the top of the water cooling heat-exchanging tube bundle is equipped with packing,
The top of the packing is equipped with the spray head for spraying cooling water, between the water cooling heat-exchanging tube bundle and the packing
Cooling tower shell is equipped with the first air-inlet window.
2. a kind of low power consuming adverse current closed type cooling column according to claim 1, which is characterized in that the water cooling heat-exchanging tube bundle
Top be equipped with water distributing tray, the top of the water distributing tray is equipped with the packing, the water distributing tray and the packing it
Between cooling tower shell be equipped with first air-inlet window.
3. a kind of low power consuming adverse current closed type cooling column according to claim 1, which is characterized in that the cooling tower shell
Bottom is equipped with the circulating water chennel for collecting the cooling water, and the circulating water chennel connects the spray by being equipped with the pipeline of water circulating pump
Drench head.
4. a kind of low power consuming adverse current closed type cooling column according to claim 3, which is characterized in that the circulating water chennel is equipped with
Ball-cock assembly for moisturizing.
5. a kind of low power consuming adverse current closed type cooling column according to claim 1, which is characterized in that the water cooling heat-exchanging tube bundle
Structure include coil pipe pattern, straight tube bobbin carriage pattern, plate cast formula.
6. a kind of low power consuming adverse current closed type cooling column according to claim 1, which is characterized in that the packing is inverse
Flow open type packing, the structure of the packing includes that S wave packing, dual oblique wave packing, trapezoidal wave water drenching are filled out
Material, the packing is the packing of PVC material.
7. a kind of low power consuming adverse current closed type cooling column according to claim 1, which is characterized in that the thickness of the packing
Degree is 1.0m~1.5m.
8. a kind of low power consuming adverse current closed type cooling column according to claim 1, which is characterized in that in the upper of the spray head
Side is equipped with air-cooled heat-exchanging tube bundle, and the output interface of the air-cooled heat-exchanging tube bundle connects the input interface of the water cooling heat-exchanging tube bundle,
Cooling tower shell between the spray head and the air-cooled heat-exchanging tube bundle is equipped with the second air-inlet window.
9. a kind of low power consuming adverse current closed type cooling column according to claim 8, which is characterized in that the air-cooled heat-exchanging tube bundle
Aluminum fin-stock heat exchange is worn including rolled fin heat exchange tube, coiling fin heat exchange pipe, aluminum alloy flat tube brazing fin heat exchanger tube, aluminum pipe
Pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910226432.7A CN109870042A (en) | 2019-03-25 | 2019-03-25 | A kind of low power consuming adverse current closed type cooling column |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910226432.7A CN109870042A (en) | 2019-03-25 | 2019-03-25 | A kind of low power consuming adverse current closed type cooling column |
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| Publication Number | Publication Date |
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| CN109870042A true CN109870042A (en) | 2019-06-11 |
Family
ID=66921145
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| CN201910226432.7A Pending CN109870042A (en) | 2019-03-25 | 2019-03-25 | A kind of low power consuming adverse current closed type cooling column |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111174604A (en) * | 2020-03-06 | 2020-05-19 | 隆华科技集团（洛阳）股份有限公司 | Closed cooling tower capable of saving water, saving energy and eliminating white fog |
| CN112556480A (en) * | 2021-01-28 | 2021-03-26 | 隆华科技集团（洛阳）股份有限公司 | Intelligent dynamic water-saving composite evaporative condensation cooler |
| CN112700937A (en) * | 2019-10-22 | 2021-04-23 | 湖北中盛电气有限公司 | SYQT intelligent dynamic liquid resistance speed regulator heat dissipation device and using method thereof |
| CN114608346A (en) * | 2022-01-26 | 2022-06-10 | 山东泰王冷却设备有限公司 | Automatic heat sink of frequency conversion control of closed cooling tower |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112700937A (en) * | 2019-10-22 | 2021-04-23 | 湖北中盛电气有限公司 | SYQT intelligent dynamic liquid resistance speed regulator heat dissipation device and using method thereof |
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| CN111174604A (en) * | 2020-03-06 | 2020-05-19 | 隆华科技集团（洛阳）股份有限公司 | Closed cooling tower capable of saving water, saving energy and eliminating white fog |
| CN112556480A (en) * | 2021-01-28 | 2021-03-26 | 隆华科技集团（洛阳）股份有限公司 | Intelligent dynamic water-saving composite evaporative condensation cooler |
| CN114608346A (en) * | 2022-01-26 | 2022-06-10 | 山东泰王冷却设备有限公司 | Automatic heat sink of frequency conversion control of closed cooling tower |
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