CN1034972C - Spray propulsion ventilating cooling tower - Google Patents
Spray propulsion ventilating cooling tower Download PDFInfo
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- CN1034972C CN1034972C CN90106174A CN90106174A CN1034972C CN 1034972 C CN1034972 C CN 1034972C CN 90106174 A CN90106174 A CN 90106174A CN 90106174 A CN90106174 A CN 90106174A CN 1034972 C CN1034972 C CN 1034972C
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- Prior art keywords
- water
- spray
- cooling tower
- cooling
- atomizer
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Links
- 238000001816 cooling Methods 0.000 title claims abstract description 57
- 239000007921 spray Substances 0.000 title description 10
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 58
- 238000005507 spraying Methods 0.000 claims description 9
- 238000005273 aeration Methods 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 12
- 239000000945 filler Substances 0.000 abstract description 8
- 238000004519 manufacturing process Methods 0.000 abstract description 8
- 238000012423 maintenance Methods 0.000 abstract description 4
- 150000003839 salts Chemical class 0.000 abstract description 4
- 238000005265 energy consumption Methods 0.000 abstract description 3
- 238000005272 metallurgy Methods 0.000 abstract description 2
- 239000003595 mist Substances 0.000 abstract description 2
- FGIUAXJPYTZDNR-UHFFFAOYSA-N potassium nitrate Chemical compound [K+].[O-][N+]([O-])=O FGIUAXJPYTZDNR-UHFFFAOYSA-N 0.000 abstract description 2
- 238000005057 refrigeration Methods 0.000 abstract description 2
- 238000000926 separation method Methods 0.000 abstract description 2
- 239000000126 substance Substances 0.000 abstract description 2
- 238000000889 atomisation Methods 0.000 abstract 4
- 230000002349 favourable effect Effects 0.000 abstract 1
- 230000017525 heat dissipation Effects 0.000 abstract 1
- 239000003208 petroleum Substances 0.000 abstract 1
- 239000004753 textile Substances 0.000 abstract 1
- 238000009423 ventilation Methods 0.000 description 3
- 229920002430 Fibre-reinforced plastic Polymers 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 239000000498 cooling water Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000003365 glass fiber Substances 0.000 description 2
- 230000005855 radiation Effects 0.000 description 2
- 239000000779 smoke Substances 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000004378 air conditioning Methods 0.000 description 1
- 235000019994 cava Nutrition 0.000 description 1
- 239000002826 coolant Substances 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000009923 sugaring Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 238000009941 weaving Methods 0.000 description 1
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Abstract
The present invention relates to a novel circulating water cooling tower. More than one atomization propulsion atomizer is arranged in a convergence-expansion type tower body, and if the number of atomization propulsion atomizer is more than one, the atomization propulsion atomizers are arranged layer by layer. The device has the advantages of low working water pressure, large flow quantity and favorable atomization effect, can operate an atomizer and an exhaust blower simultaneously, and can carry out forced convection heat dissipation to water mist under the condition that power is not increased, and thereby, conventional fillers and blowers are cancelled. The cooling tower has the advantages of large temperature drop, low energy consumption, low cost, simple structure, little maintenance quantity, reliable motion and stable cooling effect, and replace current FRP cooling towers, mechanical ventilating cooling towers and large-sized hyperbolic cooling towers, and can be widely used for all departments of power, metallurgy, petroleum, chemical industry, machinery, light industry, salt manufacture, sugar manufacture, nitre manufacture, textiles, paper manufacture, refrigeration, air conditioners, air separation, etc.
Description
A kind of New Cycle water cooling tower is a cooling medium with the air still, makes circulating water cooling.But it utilizes spray propulsion to make atomizer and air exhauster simultaneously, and water smoke is carried out the forced heat radiation cooling, and the spraying that belongs to no additionaling power source advances the cooling tower of inner ventilation type.Be a kind of cheap efficient Increasing Production and Energy Saving equipment, can be widely used in departments such as electric power, metallurgy, oil, chemical industry, machinery, light industry, salt manufacturing, sugaring, system nitre, weaving, papermaking, refrigeration, air-conditioning, air separation.
The domestic and foreign current cooling tower has mechanical-draft cooling tower, cooling stack and developing injection cooling tower, mechanical-draft cooling tower is a filler with the plastic ripple sheet, the outside blower fan forced ventilation of installing, have that temperature drop is big, spray density is big, cost is low, but fatal shortcoming is a filler easily to be stopped up, blower fan is fragile, power consumption is big, cooling stack is to rely on tall and big tower body natural air exhaust, guarantee the air quantity that cooling needs, have that cold effect is stable, the wind water loss is little, safeguard simple, convenient management.Shortcoming is tower body very high (reaching more than 100 meters), and investment is big, construction maintenance is complicated, water temperature difference is little, hot and humid area should not be adopted.As large-scale double-curve cooling column,, be devoted to not have the exploitation of the spray-type cooling tower of filler, no blower fan at present both at home and abroad in view of above defective.It is to utilize ejector principle, adopts well behaved shower nozzle spraying, with the spray suction air, in convergence---and carry out gas-liquid mixed in the expanding air channel, heat and mass transfer enhancement makes the recirculated water cooling.Bore the inclination aperture spraying of One's name is legion on the rotary type hot-water line of in cooling tower, installing that has, and the Guan Shangshe turbine blade promote the fan blade exhausting with the purpose that reaches cooling water (see Fig. 4, Japan Patent. special public clear 55-17316).But there are the following problems for existing spray-type cooling tower: 1. rely on the ejector action exhausting of spray flow, do not reach the gas-water ratio of the needed order of magnitude of cooling in principle, it is limited to lower the temperature, and its effect is not as existing aerating and cooling tower.2. the low pressure that lacks function admirable, the atomising device of the big big runner of flow, good and difficult this a pair of contradiction of stopping up of spray effect is difficult to overcome.3. the air draft mechanism of being seen so far dependence turbine blade promotion fan rotation is limited because of thrust, and structure is unreasonable, is difficult to the air quantity that reaches desirable.So far not seeing spray-type cooling tower in view of above situation dominates the market and applies aborning.
The purpose of this invention is to provide a kind of novel cooling tower, go filler spraying cooling to obtain on the basis of remarkable result at the existing multi-ejection rotational flow atomized spray injector that adopts, further remove blower fan and don't air quantity is reduced, energy consumption increases, equipment increases, and can further improve the cooling effect of recirculated water.
Advance in the aerating and cooling tower at the spraying heap, be provided with water inlet manifold, water inlet arm or water inlet pipe, outlet pipe, water-collecting tray, air inlet, tower body, water collection device, retaining ring, air outlet, it is characterized in that in tower body, being provided with the spray-propelling atomizer 5 that (contains) more than, this spray-propelling atomizer has been applied for Chinese patent application CN90.1.06170.0 applying date 901102 when if a plurality of spray-propelling atomizer 5 is set, can be arranged as multilayer, each bed device 5 is upwards spraying, and last layer adopts spraying up or down all can.Tower body can be convergence from bottom to up---the expansion air duct, and its air duct profile adopts conical, and hyperbola is cylindrical, polygon.Water inlet pipe and outlet pipe are arranged in the tower body bottom.If when establishing a plurality of spray-propelling atomizer 5, then establish water inlet manifold and water inlet arm, on each water inlet arm a spray-propelling atomizer 5 is installed.Water-collecting tray is contained in the bottom.Trunnion (the thinnest place of tower body) is equipped with water collection device near the air outlet of top, and air inlet is located at the tower body lower side, establishes retaining ring at this place's inwall.
Embodiment, description of drawings
Fig. 1 embodiment of the invention I (spray-propelling atomizer 5)
Fig. 2 spray-type cooling tower a kind of
Fig. 3 embodiment of the invention II (four spray-propelling atomizers 5, tower body profile are circular)
Fig. 4 Fig. 3 A-A cutaway view.
Fig. 5 embodiment of the invention III (four spray-propelling atomizers 5, tower body profile are square)
Fig. 6 Fig. 5 A-A cutaway view.
See Fig. 1, the atomizing propulsion aeration cooling tower that this example I provides is applicable to replacement low discharge glass fibre reinforced plastics cooling tower, is restraining---expanding tower body 6 bottoms are provided with a water-collecting tray 3, and downside is established air inlet 8, trunnion 6
4The place establishes water collection device 7, and retaining ring 4 is established in the inboard of air inlet 8.Water inlet pipe 1 is established at water-collecting tray 3 centers, and the next door sets out water pipe 2, and a spray-propelling atomizer 5 is installed on water inlet pipe 1 top, connects with flange between the two.
Hot water is entered by water inlet pipe 1, makes the fan blade rotation on the device 5 since the atomizing of device 5 well, flow is big, air water two-phase active area is big, the thrust of generation is also big, like this, fan just may produce quick rotation at the beginning, produces a considerable number of air quantity.Wind passes through the spray district from the bottom up, mixes at the fan upper area with water droplet, makes water droplet be in the forced heat radiation state.Fan produces air-flow three kinds of effects: 1. make the air water two-phase be in forced convection heat transfer, strengthen the radiating effect of water.2. promote water smoke further to atomize outside the shower nozzle of device 5 and cause thrust, air quantity increases and water droplet reduces once more, and the thrust air quantity increases once more, forms benign cycle.3. air-flow forms low-pressure area at the tower middle part, makes trickle droplet be compressed in the unlikely disperse in middle part, and big flood drops in the outside, fog-zone and falls, and can avoid drift ice.
See Fig. 3,4 embodiment of the invention II, it is applicable to and replaces large glass steel cooling tower and large-scale double-curve cooling column that different with Fig. 1 is: 1. tower body 6
2Adopting section is circular convergence---expanding air duct.2. a plurality of spray-propelling atomizers 5 are set is divided into two-layer.Each device 5 is contained on the every water pipe arm 1.And establish a water inlet manifold 1.Enter tower body 6 from lower wall
2, water-collecting tray 3 and outlet pipe 2 are established in the bottom, and it is inner ventilation that example II is compared with existing mechanical-draft cooling tower, mix stronger between the air water, better cooling effect is arranged, compare, can reduce the cooling tower height greatly with large-scale double-curve cooling column (cooling stack).
See Fig. 4,5 embodiment of the invention III, it be applicable to the ready-made concrete cooling tower of measuring big face width carry out technological transformation see Fig. 3,4 different be tower body 6
3Section is square, and characteristics are that difficulty of construction and cost are low, but airflow field is not as Fig. 3,4 even structure
See Fig. 2, the background technology spray-type cooling tower.14 hydraulic fan blades, 15 rotary type hot water spray pipes, 16 bearing seal structures, 17 waterpower advance blade, 18 booster water pumps.
Techno-economic effect of the present invention
1. according to result of the test: when atmosphere dry-bulb temperature is 34 ℃, wet bulb is 27 ℃, when inflow temperature is 42 ℃, removing the filler mist cooling is 10 ℃ adding blower fan Water Under temperature drop, water temperature was reduced to 7 ℃ when nothing added blower fan, if adopt cooling tower of the present invention (to remove filler, remove blower fan, dress spray-propelling atomizer 5) then the water temperature general who has surrendered is greater than 10 ℃, the recirculated water temperature drop increases will bring great yield increase effect, vacuum salt production only, when the recirculated water temperature difference changes 1 ℃, it is about 0.2% that system throughput changes, and is equivalent to the national vacuum salt production output value and changes about 8,000,000 yuan.
2. simple in structure, easy to maintenance, cold higher and stable, particularly high and stable yields in summer.Mechanical-draft cooling tower is because filler stops up, and increase temperature drop and reduce gradually service time.If 1 year 10 ℃, can be 3～4 ℃ in 1 year, form vicious circle with this, more seriously ponding weight causes tilting, caves in so that the water shortage of making a noise summer in the tower, output obviously descends.
3. cancellation adds blower fan, saves power consumption significantly, and national glass fibre reinforced plastics cooling tower reaches more than 24000 before 86 years according to statistics, installed capacity 120,000 kw, year power consumption 2.3 hundred million degree; More than 300 of Shanghai armored concrete cooling tower, year electricity consumption 2,000 ten thousand is only spent, and 6 installed capacitys of Zi Gong saltworks concrete cooling tower reach 900kw, small plant also consumes a large amount of electric energy in the cooling water blower fan in some, is not difficult will save power consumption significantly behind the supposition cancellation blower fan.
4. reduce tower height reduce investment outlay (large-scale double-curve cooling column) further improve cooling effect.
5. help the reasonable utilization of water resource, because circulating water cooling tower temperature drop height, energy consumption is little, small investment, maintenance capacity reduce, and will attract some to use the user of direct current water, uses recirculated water instead, and is useful to environmental protection.
6. promote that high-new cooling tower technology of exploitation and product squeeze into the international market.
Claims (4)
1. an atomizing propulsion aeration cooling tower has water inlet manifold 1, water inlet arm or water inlet pipe 1, outlet pipe 2, water-collecting tray 3, ventilating opening 8, tower body 6, water collection device 7, retaining ring 4, air outlet 9 is characterized in that being provided with the spray-propelling atomizer 5 that (contains) more than in tower body 6.
2. by the described cooling tower of claim 1, when it is characterized in that being provided with a plurality of spray-propelling atomizer 5, be arranged as multilayer, during the spray-propelling atomizer 5 of each layer placement, the spray-propelling atomizer 5 of each layer placement is upwards spraying, and last layer adopts spraying up or down.
3. by the described cooling tower of claim 1, it is characterized in that tower body 6 can be convergence from bottom to up---expansion air duct, its air duct profile are conical 6
1, hyperbola, cylindrical 6
2, polygon 6
3
4. by the described cooling tower of claim 1, it is characterized in that into water, house steward 1
0, water inlet arm or water inlet pipe 1 and outlet pipe 2 are arranged in tower body 6 bottoms; Adorn a spray-propelling atomizer 5 on each water inlet arm 1; Water-collecting tray 3 is contained in the bottom; Near the top air outlet 8 trunnion 6
4The place establishes water collection device 7; Air inlet 8 is opened in the tower body lower side, and its this place's inwall is established retaining ring 4.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN90106174A CN1034972C (en) | 1990-11-09 | 1990-11-09 | Spray propulsion ventilating cooling tower |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN90106174A CN1034972C (en) | 1990-11-09 | 1990-11-09 | Spray propulsion ventilating cooling tower |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1061277A CN1061277A (en) | 1992-05-20 |
| CN1034972C true CN1034972C (en) | 1997-05-21 |
Family
ID=4879871
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN90106174A Expired - Fee Related CN1034972C (en) | 1990-11-09 | 1990-11-09 | Spray propulsion ventilating cooling tower |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1034972C (en) |
Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101071045B (en) * | 2007-03-20 | 2011-04-20 | 株洲市兴民科技有限公司 | Cooling tower radical drop catching method and device |
| CN102353278B (en) * | 2011-08-13 | 2012-12-19 | 双良节能系统股份有限公司 | Dry cooling tower integrated by natural ventilation and mechanical ventilation |
| CN102505880B (en) * | 2011-10-27 | 2014-07-30 | 中国电力工程顾问集团西北电力设计院 | Large double-curve steel structure cooling tower for power plant |
| CN102419095A (en) * | 2011-12-02 | 2012-04-18 | 芜湖双金机械配件有限公司 | Rapid cooling device and cooling method for furnace lining |
| CN102679803A (en) * | 2012-06-14 | 2012-09-19 | 金先培 | Grid-shunting type upper spraying nozzle |
| CN104880118B (en) * | 2015-06-11 | 2017-03-01 | 苏跃进 | A kind of cooling tower water distribution system, cooling tower and cooling tower decreasing water distribution method |
| CN105716444B (en) * | 2016-02-26 | 2018-09-18 | 国网上海市电力公司 | A kind of external cooler of auxiliary inner cold system |
| CN107504831A (en) * | 2017-09-17 | 2017-12-22 | 杭州福鼎节能科技服务有限公司 | A kind of intelligent atomizing cooling tower device and its control method |
| CN109163587B (en) * | 2018-07-06 | 2020-09-25 | 侯定元 | Middle ring cold and hot melting machine |
| CN109821586B (en) * | 2019-02-21 | 2021-05-04 | 贵州大学 | Quick cooling tank for metal workpiece post-quick cooling experiment |
| CN112461016B (en) * | 2020-10-31 | 2022-03-15 | 青岛双源钢结构有限公司 | Cooling tower for air compressor of angle steel processing production line |
| CN113532151B (en) * | 2021-07-22 | 2022-06-07 | 江西方舟流体科技有限公司 | Fog dispersal closed cooling tower |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1986005577A1 (en) * | 1985-03-16 | 1986-09-25 | Saarbergwerke Aktiengesellschaft | Smoke gas exhaust by way of a cooling tower |
-
1990
- 1990-11-09 CN CN90106174A patent/CN1034972C/en not_active Expired - Fee Related
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1986005577A1 (en) * | 1985-03-16 | 1986-09-25 | Saarbergwerke Aktiengesellschaft | Smoke gas exhaust by way of a cooling tower |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1061277A (en) | 1992-05-20 |
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Correction item: The patent application is deemed to be withdrawn Correct: delete False: F28C1/02 90106174.3 Number: 33 Page: 109 Volume: 10 |
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