CN109708490A - A kind of New Cycle water cooling system - Google Patents
A kind of New Cycle water cooling system Download PDFInfo
- Publication number
- CN109708490A CN109708490A CN201910011909.XA CN201910011909A CN109708490A CN 109708490 A CN109708490 A CN 109708490A CN 201910011909 A CN201910011909 A CN 201910011909A CN 109708490 A CN109708490 A CN 109708490A
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- Prior art keywords
- nitrogen
- level
- branch pipe
- water cooling
- pipe
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 74
- 238000001816 cooling Methods 0.000 title claims abstract description 51
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims abstract description 222
- 229910052757 nitrogen Inorganic materials 0.000 claims abstract description 113
- 238000000926 separation method Methods 0.000 claims abstract description 11
- 238000001035 drying Methods 0.000 claims abstract description 10
- 239000007921 spray Substances 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 9
- 238000001704 evaporation Methods 0.000 abstract description 6
- 230000008020 evaporation Effects 0.000 abstract description 6
- 239000003245 coal Substances 0.000 abstract description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 239000000126 substance Substances 0.000 abstract description 3
- 238000010248 power generation Methods 0.000 abstract description 2
- 238000005516 engineering process Methods 0.000 description 3
- 238000012546 transfer Methods 0.000 description 3
- 238000013461 design Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 230000013011 mating Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Abstract
The invention discloses a kind of New Cycle water cooling systems, are related to coal chemical industry and power generation production equipment field, including nitrogen header pipe, nitrogen level-one branch pipe, nitrogen second level branch pipe, nitrogen nozzle, recirculated water cooling wind tower, cooling pond；It is characterized in that, the nitrogen level-one branch pipe is connected with the nitrogen header pipe, the nitrogen second level branch pipe is connected with the level-one branch pipe, and the nitrogen nozzle is arranged on the nitrogen second level branch pipe；Dry 15KPa nitrogen enters the nitrogen level-one branch pipe and the nitrogen second level branch pipe in the nitrogen header pipe, the 15KPa nitrogen of the drying is uniformly sprayed from the nitrogen nozzle, and the 15KPa nitrogen of the drying enters between the recirculated water cooling wind tower and the cooling pond.The present invention utilizes the cooling capacity of drying nitrogen, reduces circulating water temperature, reduces evaporation capacity of circulating water, has saved and used water；The operational efficiency of air separation unit heat exchange equipment is improved, while also improving space flight furnace system productivity effect.
Description
Technical field
The invention mainly relates to coal chemical industry and power generation production equipment field more particularly to a kind of New Cycle water cooling systems
System.
Background technique
According to the requirement of coal chemical industry and electrification technique, the mating air separation unit heat exchange equipment of space flight furnace system is more, and recirculated water disappears
Consumption is big, and to ensure space division load, the operation for stablizing circulation is key link.The heat exchange quality of heat exchange equipment is except heat exchange
The main reason for other than the influences such as equipment scaling itself, heat exchange area is exactly the temperature of recirculated water, constant in other conditions
In the case where, circulating water temperature is lower, and heat transfer effect is better.However the mating circulation design of space flight furnace system air separation unit
Ability is less than normal, and circulating water temperature is higher when space division oepration at full load, causes heat exchange equipment heat transfer effect poor, it is steady to influence device economy
Fixed operation.
Therefore, those skilled in the art is dedicated to developing a kind of New Cycle water cooling system, reduces circulating water temperature,
Reduce evaporation capacity of circulating water, has saved and used water；The operational efficiency of air separation unit heat exchange equipment is improved, the production of space flight furnace system is improved
Benefit.
Summary of the invention
In view of the above drawbacks of the prior art, the technical problem to be solved by the present invention is to reduce heat exchange equipment recirculated water
Temperature, reduce evaporation capacity of circulating water.
To achieve the above object, the present invention provides a kind of New Cycle water cooling systems, including nitrogen header pipe, nitrogen one
Grade branch pipe, nitrogen second level branch pipe, nitrogen nozzle, recirculated water cooling wind tower, cooling pond；The nitrogen level-one branch pipe and the nitrogen are total
Pipe is connected, and the nitrogen second level branch pipe is connected with the level-one branch pipe, and the nitrogen nozzle is arranged in the nitrogen second level
On branch pipe；Dry 15KPa nitrogen enters the nitrogen level-one branch pipe and the nitrogen second level branch pipe, institute in the nitrogen header pipe
It states 15KPa nitrogen dry in nitrogen header pipe uniformly to spray from the nitrogen nozzle, dry 15KPa nitrogen in the nitrogen header pipe
Gas enters between the recirculated water cooling wind tower and the cooling pond.
Further, 15KPa nitrogen dry in the nitrogen header pipe is from air separation unit.
Further, multiple nitrogen level-one branch pipes are set in the nitrogen header pipe.
Further, the nitrogen level-one arms parallel is installed on recirculated water cooling wind tower lower part and the cooling pond
Portion.
Further, multiple nitrogen second level branch pipes are set on the nitrogen level-one branch pipe.
Further, the nitrogen second level arms parallel is installed on recirculated water cooling wind tower lower part and the cooling pond
Portion.
Further, multiple nitrogen nozzles are arranged in the nitrogen second level branch pipe.
Further, the nitrogen nozzle is perpendicular to the nitrogen second level branch pipe.
Further, the nitrogen that the nitrogen nozzle sprays enters cold wind tower bottom and inversely contacts with the recirculated water of whereabouts.
Further, 15KPa nitrogen dry in the nitrogen header pipe enters the recirculated water cooling wind tower and the cold water
Heat exchange is carried out with recirculated water between pond.
A kind of New Cycle water cooling system of the present invention at least has technical effect beneficial below:
(1) this kind of New Cycle water cooling system utilizes the cooling capacity of drying nitrogen, and reduction follows recirculated water ambient temperature,
Improve heat transfer effect.
(2) this kind of New Cycle water cooling system reduces circulating water temperature, reduces evaporation capacity of circulating water, has saved and used water.
(3) this kind of New Cycle water cooling system reduces circulating water temperature, improves the operation of air separation unit heat exchange equipment
Efficiency, while also improving space flight furnace system productivity effect.
It is described further below with reference to technical effect of the attached drawing to design of the invention, specific structure and generation, with
It is fully understood from the purpose of the present invention, feature and effect.
Detailed description of the invention
Fig. 1 is the New Cycle water cooling system schematic diagram of a preferred embodiment of the invention.
Wherein, 1- nitrogen header pipe, 2- nitrogen level-one branch pipe, 3- nitrogen second level branch pipe, 4- nitrogen nozzle, 5- recirculated water cold wind
Tower, 6- cooling pond.
Specific embodiment
Multiple preferred embodiments of the invention are introduced below with reference to Figure of description, keep its technology contents more clear and just
In understanding.The present invention can be emerged from by many various forms of embodiments, and protection scope of the present invention not only limits
The embodiment that Yu Wenzhong is mentioned.
In the accompanying drawings, the identical component of structure is indicated with same numbers label, everywhere the similar component of structure or function with
Like numeral label indicates.The size and thickness of each component shown in the drawings are to be arbitrarily shown, and there is no limit by the present invention
The size and thickness of each component.Apparent in order to make to illustrate, some places suitably exaggerate the thickness of component in attached drawing.
As shown in Figure 1, being the New Cycle water cooling system schematic diagram of a preferred embodiment, including nitrogen header pipe 1, nitrogen
Multiple nitrogen level-one branch pipes 2 are set on gas general pipeline 1, multiple nitrogen second level branch pipes 3, nitrogen second level are set on nitrogen level-one branch pipe 2
Multiple groups nitrogen nozzle 4 is set on branch pipe 3；Nitrogen level-one branch pipe 2 and nitrogen second level branch pipe 3 are parallelly mounted to recirculated water cooling wind tower 5
6 top of lower part and cooling pond；Nitrogen nozzle is perpendicular to second level branch pipe.
When normal operation, dry 15KPa nitrogen is after nitrogen level-one branch pipe 2 and nitrogen second level branch pipe 3 in nitrogen header pipe 1
It is sprayed from nitrogen nozzle 4, the nitrogen of ejection is on 6 top of cooling pond and the recirculated water to fall after the cooling of recirculated water cooling wind tower 5
Reverse contact heat-exchanging, effectively reduces circulating water temperature, stabilizes the operation of air separation unit.
Traditional circulating water cooling tower working principle be blown into using nature come wind formed with the water to get off is spilt from above
Free convection carries out heat exchange and the heat of recirculated water is drained, and a part of water evaporates in convection current；Summer environment temperature is high, follows
Ring evaporated quantity of water is bigger；Open circulation amount of makeup water typically constitutes from the 4% of quantity of circulating water, therefore water resources consumption amount
Greatly.The present invention carries out pressure heat exchange to recirculated water using the low-pressure nitrogen of low temperature drying, and low temperature drying nitrogen is equivalent to reduction
The atmospheric temperature of recirculated water heat convection, accordingly reduces the evaporation capacity of recirculated water, has saved water resource；In addition, making
The low-pressure nitrogen of low temperature drying is dropped a hint from air separation unit, without increasing extra power consumption.The configuration of the present invention is simple,
It is easy to install and use, the cooling capacity of air separation unit dry 15KPa nitrogen more than needed is made full use of, reduction follows recirculated water ambient enviroment temperature
Degree reduces circulating water temperature, and reduction evaporation capacity, which has been saved, uses water；The reduction of circulating water temperature improves air separation unit heat exchange and sets
Standby operational efficiency, while also improving space flight furnace system productivity effect.
The preferred embodiment of the present invention has been described in detail above.It should be appreciated that the ordinary skill of this field is without wound
The property made labour, which according to the present invention can conceive, makes many modifications and variations.Therefore, all technician in the art
Pass through the available technology of logical analysis, reasoning, or a limited experiment on the basis of existing technology under this invention's idea
Scheme, all should be within the scope of protection determined by the claims.
Claims (10)
1. a kind of New Cycle water cooling system, which is characterized in that including nitrogen header pipe, nitrogen level-one branch pipe, nitrogen second level branch
Pipe, nitrogen nozzle, recirculated water cooling wind tower, cooling pond；The nitrogen level-one branch pipe is connected with the nitrogen header pipe, the nitrogen
Second level branch pipe is connected with the level-one branch pipe, and the nitrogen nozzle is arranged on the nitrogen second level branch pipe；The nitrogen is total
Dry 15KPa nitrogen enters the nitrogen level-one branch pipe and the nitrogen second level branch pipe, drying in the nitrogen header pipe in pipe
15KPa nitrogen uniformly sprayed from the nitrogen nozzle, dry 15KPa nitrogen enters the recirculated water in the nitrogen header pipe
Between cold wind tower and the cooling pond.
2. New Cycle water cooling system as described in claim 1, which is characterized in that drying in the nitrogen header pipe
15KPa nitrogen is from air separation unit.
3. New Cycle water cooling system as described in claim 1, which is characterized in that multiple institutes are arranged in the nitrogen header pipe
State nitrogen level-one branch pipe.
4. nitrogen level-one branch pipe as claimed in claim 3, which is characterized in that the nitrogen level-one arms parallel is installed on described
Recirculated water cooling wind tower lower part and the cooling pond top.
5. New Cycle water cooling system as described in claim 1, which is characterized in that be arranged on the nitrogen level-one branch pipe more
A nitrogen second level branch pipe.
6. nitrogen second level branch pipe as claimed in claim 5, which is characterized in that the nitrogen second level arms parallel is installed on described
Recirculated water cooling wind tower lower part and the cooling pond top.
7. New Cycle water cooling system as described in claim 1, which is characterized in that the nitrogen second level branch pipe setting is multiple
The nitrogen nozzle.
8. nitrogen nozzle as claimed in claim 7, which is characterized in that the nitrogen nozzle is perpendicular to the nitrogen second level branch
Pipe.
9. New Cycle water cooling system as described in claim 1, which is characterized in that the nitrogen that the nitrogen nozzle sprays into
Enter cold wind tower bottom inversely to contact with the recirculated water of whereabouts.
10. New Cycle water cooling system as described in claim 1, which is characterized in that drying in the nitrogen header pipe
15KPa nitrogen, which enters between the recirculated water cooling wind tower and the cooling pond, carries out heat exchange with recirculated water.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910011909.XA CN109708490A (en) | 2019-01-07 | 2019-01-07 | A kind of New Cycle water cooling system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910011909.XA CN109708490A (en) | 2019-01-07 | 2019-01-07 | A kind of New Cycle water cooling system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109708490A true CN109708490A (en) | 2019-05-03 |
Family
ID=66260868
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910011909.XA Pending CN109708490A (en) | 2019-01-07 | 2019-01-07 | A kind of New Cycle water cooling system |
Country Status (1)
| Country | Link |
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| CN (1) | CN109708490A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58164998A (en) * | 1982-03-26 | 1983-09-29 | Ohbayashigumi Ltd | Sprinkling method of cooling water in cooling tower |
| CN2190775Y (en) * | 1994-05-23 | 1995-03-01 | 北京节能和资源综合利用协会 | Module combined jet cooling tower |
| CN201244440Y (en) * | 2008-08-19 | 2009-05-27 | 陈玉乐 | Accident chiller for flue-gas desulfurizing device |
| KR20090088192A (en) * | 2008-02-14 | 2009-08-19 | 주식회사 신우엔지니어링 | Forced ventilation cooling tower using jet propulsion |
| CN203893692U (en) * | 2014-05-05 | 2014-10-22 | 中国神华能源股份有限公司 | Harmon type indirect air cooling spray system |
| CN104213984A (en) * | 2014-08-22 | 2014-12-17 | 中国华能集团清洁能源技术研究院有限公司 | Method and device for reducing IGCC circulating cooling water temperature by using polluted nitrogen |
| CN104807286A (en) * | 2014-10-31 | 2015-07-29 | 刘继福 | Nitrogen liquefaction system allowing recycling of LNG (Liquefied Natural Gas) cold energy |
| CN107388729A (en) * | 2017-07-28 | 2017-11-24 | 河南开元空分集团有限公司 | Comprehensively utilize the recirculated water energy-saving and cooling device and method of air separation unit cold energy |
-
2019
- 2019-01-07 CN CN201910011909.XA patent/CN109708490A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58164998A (en) * | 1982-03-26 | 1983-09-29 | Ohbayashigumi Ltd | Sprinkling method of cooling water in cooling tower |
| CN2190775Y (en) * | 1994-05-23 | 1995-03-01 | 北京节能和资源综合利用协会 | Module combined jet cooling tower |
| KR20090088192A (en) * | 2008-02-14 | 2009-08-19 | 주식회사 신우엔지니어링 | Forced ventilation cooling tower using jet propulsion |
| CN201244440Y (en) * | 2008-08-19 | 2009-05-27 | 陈玉乐 | Accident chiller for flue-gas desulfurizing device |
| CN203893692U (en) * | 2014-05-05 | 2014-10-22 | 中国神华能源股份有限公司 | Harmon type indirect air cooling spray system |
| CN104213984A (en) * | 2014-08-22 | 2014-12-17 | 中国华能集团清洁能源技术研究院有限公司 | Method and device for reducing IGCC circulating cooling water temperature by using polluted nitrogen |
| CN104807286A (en) * | 2014-10-31 | 2015-07-29 | 刘继福 | Nitrogen liquefaction system allowing recycling of LNG (Liquefied Natural Gas) cold energy |
| CN107388729A (en) * | 2017-07-28 | 2017-11-24 | 河南开元空分集团有限公司 | Comprehensively utilize the recirculated water energy-saving and cooling device and method of air separation unit cold energy |
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190503 |
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| RJ01 | Rejection of invention patent application after publication |