CN208161299U - A kind of oxidation air system cooling device - Google Patents
A kind of oxidation air system cooling device Download PDFInfo
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- CN208161299U CN208161299U CN201820164456.5U CN201820164456U CN208161299U CN 208161299 U CN208161299 U CN 208161299U CN 201820164456 U CN201820164456 U CN 201820164456U CN 208161299 U CN208161299 U CN 208161299U
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- oxidation air
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Abstract
The utility model relates to a kind of oxidation air system cooling device, which includes：Oxidation air main pipe outlet side connects several oxidation air branch pipe inlet ends, several oxidation air branch pipe outlet sides are connect with absorption tower；First cooling chamber is sheathed in the oxidation air main pipe of several oxidation air branch pipe upstreams；Second cooling chamber is sheathed on the oxidation air branch pipe of absorption tower upstream, several second cooling chambers are respectively sleeved on several corresponding oxidation air branch pipes；Process water main pipe output end connects the first process water branch pipe water intake end and the second process water branch pipe water intake end, the first process water branch pipe water outlet are connect with the first cooling chamber, and the second process water branch pipe water outlet is connect with the second cooling chamber.The beneficial effects of the utility model are：Cool down while realizing oxidation air in oxidation air main pipe and oxidation air branch pipe, the cooling device of oxidation air main pipe and the cooling device of oxidation air branch pipe are achievable mutually spare.
Description
Technical field
The utility model relates to Wet Flue Gas Desulfurization Technique fields, in particular to a kind of oxidation air system cooling device.
Background technique
In limestone-gypsum desulphurization system, the oxidation air system on every set absorption tower is by oxidation fan, oxidation air
Spray gun and corresponding pipeline, valve composition.Oxidation air is evenly distributed in absorb the bottom of the tower slurries by oxidation air spray gun
Chi Zhong, by CaSO3It is oxidized to CaSO4, and then crystallize and be precipitated.
Oxidation air system is an important component of absorption system, and the function of oxidation air is that absorption tower is promoted to starch
Inferior sulfate radical in liquid pool is oxidized to sulfate radical, to enhance the ability of the further sulfur dioxide absorption of slurries, while crystalline
At gypsum.Oxidation and crystallization occur mainly in slurry pool of absorption tower.The size of slurry pool of absorption tower can guarantee to provide slurries
Complete the oxidation of calcium sulfite and the crystallization time of gypsum.Oxidation air needs to make oxidation air by humidifying cooling before entering tower
Reach saturation state, the fouling that can be effectively prevent at distributor pipe air outlet slit.Lime stone slurry and titanium dioxide in desulfuration absorbing tower
The optimal reaction temperature of sulphur is 50 DEG C, and enters the initial temperature of the oxidation air in absorption tower at 110 DEG C or so.Therefore, it is
Increase the absorption efficiency to sulfur dioxide, prevent the fouling at distributor pipe air outlet slit, the temperature for reducing oxidation air is solution
The certainly key of problem.
Utility model content
To solve the above problems, the purpose of this utility model is to provide a kind of oxidation air system cooling device, it can
It enough realizes the cooling of oxidation air, while can also be achieved mutual backup between cooling device, guarantee the normal operation of desulphurization system.
The utility model provides a kind of oxidation air system cooling device, which includes：
Oxidation air main pipe, outlet side connects several oxidation air branch pipe inlet ends, and several described oxidations are empty
Gas branch pipe outlet side is connect with absorption tower；
First cooling chamber is sheathed in the oxidation air main pipe of several oxidation air branch pipe upstreams；
Second cooling chamber is sheathed on the oxidation air branch pipe of the absorption tower upstream, several second cooling chambers point
It is not set on several corresponding oxidation air branch pipes；
Process water main pipe, output end connect the first process water branch pipe water intake end and the second process water branch pipe water intake end, institute
It states the first process water branch pipe water outlet to connect with first cooling chamber, the second process water branch pipe water outlet and described second
Cooling chamber connection.
The oxidation air main pipe inlet end and the first oxidation fan and second as a further improvement of the utility model,
Oxidation fan connection.
The process water main pipe input terminal is connect with the technique water tank as a further improvement of the utility model,.
The first process water branch pipe water outlet is equipped with several spray guns as a further improvement of the utility model, and
The spray gun is in first cooling chamber.
The second process water branch pipe water outlet is equipped with several spray guns as a further improvement of the utility model, and
Each spray gun is respectively in its corresponding second cooling chamber.
Valve is equipped on several described spray guns as a further improvement of the utility model,.
The beneficial effects of the utility model are：It is empty that oxidation air system cooling device described in the utility model is equipped with oxidation
Gas main pipe and oxidation air branch pipe, while it being equipped with multistage chilled water unit in oxidation air main pipe and oxidation air branch pipe, both
Cooling while oxidation air in oxidation air main pipe and oxidation air branch pipe, the cooling of simultaneous oxidation air main pipe may be implemented
Device may be implemented mutually it is spare, the cooling device of oxidation air branch pipe can also realize mutually it is spare, desulfurization system has been effectively ensured
System operation steady in a long-term.
Detailed description of the invention
Fig. 1 is a kind of oxidation air system cooling device structural schematic diagram described in the utility model embodiment.
In figure,
1, technique water tank；2, process water main pipe；3, oxidation air main pipe；4, the first oxidation fan；5, the second oxidation fan；
6, the first cooling chamber；7, the first process water branch pipe；8, the second process water branch pipe；9, oxidation air branch pipe；10, the second cooling chamber；
11, absorption tower.
Specific embodiment
Below by specific embodiment and in conjunction with attached drawing, the utility model is further described in detail.
As shown in Figure 1, being a kind of oxidation air system cooling device, the device packet described in the utility model embodiment
It includes：
Oxidation air main pipe 3, outlet side connect several 9 inlet ends of oxidation air branch pipe, and several oxidation airs
9 outlet side of branch pipe is connect with absorption tower 11；Mutual backup can be realized in several oxidation air branch pipes 9, when wherein any one
It still is able to guarantee the normal operation of desulphurization system when a or any several failures.
First cooling chamber 6 is sheathed in the oxidation air main pipe 3 of several 9 upstreams of oxidation air branch pipe；First is cooling
Chamber 6 cools for realizing the oxidation air in oxidation air main pipe 3.
Second cooling chamber 10 is sheathed on the oxidation air branch pipe 9 of 11 upstream of absorption tower, several second cooling chambers 10
It is respectively sleeved on several corresponding oxidation air branch pipes 9；Second cooling chamber 10 is for realizing several oxidation air branch pipes 9
Middle oxidation air cools.
Process water main pipe 2, output end connect 7 water intake end of the first process water branch pipe and 8 water intake end of the second process water branch pipe,
First process water branch pipe, 7 water outlet is connect with the first cooling chamber 6, and 8 water outlet of the second process water branch pipe and the second cooling chamber 10 connect
It connects.Cooling water in first process water branch pipe 7 carries out the oxidation air in oxidation air main pipe 3 in the first cooling chamber 6 cold
But cool down, the cooling water in the second process water branch pipe 8 is empty to the oxidation in several oxidation air branch pipes 9 in the second cooling chamber 10
Gas cools down.
Further, 3 inlet end of oxidation air main pipe is connect with the first oxidation fan 4 and the second oxidation fan 5.Pass through
One oxidation fan 4 and the second oxidation fan 5 convey oxygen, the first oxidation fan 4 and the second oxidation fan to oxidation air main pipe 3
5 can not only realize mutually spare, while can also meet the supply requirement of larger amount of oxidation air.
Further, 2 input terminal of process water main pipe is connect with technique water tank 1.Technique water tank 1 is coming for cooling technique water
Source.
Further, 7 water outlet of the first process water branch pipe is equipped with several spray guns, and spray gun is respectively at the first cooling chamber
In 6.Process water in first process water branch pipe 7 is uniformly sprayed at the oxidation air main pipe 3 inside the first cooling chamber 6 by spray gun
On, to realize the cooling of oxidation air in oxidation air main pipe 3, while may be implemented between several spray guns mutually spare.
Further, 8 water outlet of the second process water branch pipe is equipped with several spray guns, and to be in its corresponding for each spray gun
In second cooling chamber 10.Process water in second process water branch pipe 8 is uniformly sprayed at the oxygen inside the second cooling chamber 10 by spray gun
Change in air branch pipe 9, to realize the cooling of oxidation air in oxidation air branch pipe 9, while can be real between several spray guns
It is now mutually spare.
Further, valve is equipped on several spray guns.Each valve can control its unlatching for corresponding to spray gun and pass
It closes.
The above descriptions are merely preferred embodiments of the present invention, is not intended to limit the utility model, for this
For the technical staff in field, various modifications and changes may be made to the present invention.It is all in the spirit and principles of the utility model
Within, any modification, equivalent replacement, improvement and so on should be included within the scope of protection of this utility model.
Claims (6)
1. a kind of oxidation air system cooling device, which is characterized in that including：
Oxidation air main pipe (3), outlet side connect several oxidation air branch pipe (9) inlet ends, and several described oxidations
Air branch pipe (9) outlet side is connect with absorption tower (11)；
First cooling chamber (6) is sheathed in the oxidation air main pipe (3) of several oxidation air branch pipe (9) upstreams；
Second cooling chamber (10) is sheathed on the oxidation air branch pipe (9) of the absorption tower (11) upstream, several are second cold
But chamber (10) is respectively sleeved on several corresponding oxidation air branch pipes (9)；
Process water main pipe (2), output end connects the first process water branch pipe (7) water intake end and the second process water branch pipe (8) enters water
End, the first process water branch pipe (7) water outlet are connect with first cooling chamber (6), and the second process water branch pipe (8) goes out
Water end (W.E.) is connect with second cooling chamber (10).
2. oxidation air system cooling device according to claim 1, which is characterized in that the oxidation air main pipe (3)
Inlet end is connect with the first oxidation fan (4) and the second oxidation fan (5).
3. oxidation air system cooling device according to claim 1, which is characterized in that the process water main pipe (2) is defeated
Enter end to connect with technique water tank (1).
4. oxidation air system cooling device according to claim 1, which is characterized in that the first process water branch pipe
(7) water outlet is equipped with several spray guns, and the spray gun is in first cooling chamber (6).
5. oxidation air system cooling device according to claim 1, which is characterized in that the second process water branch pipe
(8) water outlet is equipped with several spray guns, and each spray gun is respectively in its corresponding second cooling chamber (10).
6. oxidation air system cooling device according to claim 4 or 5, which is characterized in that on several described spray guns
It is equipped with valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820164456.5U CN208161299U (en) | 2018-01-31 | 2018-01-31 | A kind of oxidation air system cooling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820164456.5U CN208161299U (en) | 2018-01-31 | 2018-01-31 | A kind of oxidation air system cooling device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208161299U true CN208161299U (en) | 2018-11-30 |
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ID=64383912
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820164456.5U Active CN208161299U (en) | 2018-01-31 | 2018-01-31 | A kind of oxidation air system cooling device |
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| CN (1) | CN208161299U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115501751A (en) * | 2022-10-26 | 2022-12-23 | 东方电气集团东方锅炉股份有限公司 | Wet flue gas desulfurization oxidation air system |
-
2018
- 2018-01-31 CN CN201820164456.5U patent/CN208161299U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115501751A (en) * | 2022-10-26 | 2022-12-23 | 东方电气集团东方锅炉股份有限公司 | Wet flue gas desulfurization oxidation air system |
| CN115501751B (en) * | 2022-10-26 | 2023-06-13 | 东方电气集团东方锅炉股份有限公司 | Wet desulfurization oxidation air system |
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