CN104415646A - Atomization tail gas treatment system with water circulation device - Google Patents
Atomization tail gas treatment system with water circulation device Download PDFInfo
- Publication number
- CN104415646A CN104415646A CN201310402949.XA CN201310402949A CN104415646A CN 104415646 A CN104415646 A CN 104415646A CN 201310402949 A CN201310402949 A CN 201310402949A CN 104415646 A CN104415646 A CN 104415646A
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- CN
- China
- Prior art keywords
- water
- pipeline
- tail gas
- spraying
- treatment system
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 68
- 238000000889 atomisation Methods 0.000 title abstract 8
- 238000005507 spraying Methods 0.000 claims abstract description 41
- 238000006386 neutralization reaction Methods 0.000 claims abstract description 38
- 238000001816 cooling Methods 0.000 claims abstract description 14
- 239000010808 liquid waste Substances 0.000 claims abstract description 14
- 239000003513 alkali Substances 0.000 claims abstract description 11
- 239000007921 spray Substances 0.000 claims description 56
- 238000004140 cleaning Methods 0.000 claims description 9
- 238000005406 washing Methods 0.000 abstract description 9
- 238000004519 manufacturing process Methods 0.000 abstract description 6
- 230000003472 neutralizing effect Effects 0.000 abstract 7
- 238000007599 discharging Methods 0.000 abstract 3
- 238000000746 purification Methods 0.000 abstract 1
- 239000002351 wastewater Substances 0.000 description 9
- RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical compound S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 239000003054 catalyst Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000007670 refining Methods 0.000 description 2
- 238000005201 scrubbing Methods 0.000 description 2
- 238000007493 shaping process Methods 0.000 description 2
- 238000001694 spray drying Methods 0.000 description 2
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000004537 pulping Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Landscapes
- Treating Waste Gases (AREA)
- Gas Separation By Absorption (AREA)
Abstract
The invention discloses an atomization tail gas treatment system with a water circulation device. The atomization tail gas treatment system comprises a saturator, a spraying washing tower and a neutralizing tank, wherein the saturator is connected with the spraying washing tower by a pipeline and is used for cooling atomization tail gas entering the saturator, and discharging the cooled atomization tail gas into the spraying washing tower; the spraying washing tower is connected with the saturator and the neutralizing tank by a pipeline and is used for carrying out spraying purification on the received cooled atomization tail gas and discharging generated liquid wastes into the neutralizing tank; the neutralizing tank is connected with the spraying washing tower and is used for carrying out alkali neutralization on the received liquid wastes; and the atomization tail gas treatment system further comprises the water circulation device which is connected with the neutralizing tank and the spraying washing tower and is used for guiding out the liquid wastes which are subjected to the alkali neutralization by the neutralizing tank and discharging the liquid wastes into the spraying washing tower for praying and purifying the liquid wastes. According to the atomization tail gas treatment system with the water circulation device disclosed by the invention, the water circulation device is used for circularly utilizing water in the neutralizing tank so that water resources are saved and the production cost is reduced.
Description
Technical field
The invention belongs to oil refining catalyst production equipment field, particularly relate to a kind of spraying exhaust treatment system with water circle device.
Background technology
The production technology of oil refining catalyst is divided into the step such as raw material pulping, spray shaping, roasting, washing, filtration, pneumatic conveying drying, rewinding.
Spray drying tower is the equipment used in the spray shaping stage, and production material, after spray drying tower, can discharge spraying tail gas, containing the material such as fine dusts, sour gas in spraying tail gas, can not directly enter in air.As shown in Figure 1, spraying tail gas enters saturator and purifies to scrubbing tower after spraying cooling, fine dusts in spraying tail gas and sour gas flow at the bottom of scrubbing tower tower after Water spray, and be discharged to neutralization pond through drainage pipeline and carry out alkali neutralization, the waste water after neutralization is directly drained.In fact, in the waste water after neutralization, harmful substance is few, is directly drained by waste water and can cause the significant wastage of water resource.
Summary of the invention
The object of this invention is to provide a kind of spraying exhaust treatment system with water circle device, to solve the above-mentioned problems in the prior art.
In order to realize object of the present invention, the invention provides a kind of spraying exhaust treatment system with water circle device, comprise: saturator, spray scrubber, neutralization pond, described saturator is connected by pipeline with described spray scrubber, for lowering the temperature to the described spraying tail gas entered wherein, and the spraying tail gas after described cooling is entered described spray scrubber; Described spray scrubber is connected by pipeline with described saturator and described neutralization pond, carries out spray cleaning, and produced liquid wastes are entered described neutralization pond after receiving the spraying tail gas after described cooling; Described neutralization pond is connected with described spray scrubber, after receiving described liquid wastes, carries out alkali neutralization to it; Also comprise the water circle device be connected with described neutralization pond and described spray scrubber, for by alkali in described neutralization pond and after liquid wastes derive, enter described spray scrubber and carry out spray cleaning.
Preferably, comprising: the second water inlet pipe, the water spray end of described second water inlet pipe extends into the inner upper end position of described spray scrubber, for carrying out the inlet pipeline of spray cleaning water to the spraying tail gas after described cooling; Described water circle device comprises the 3rd pipeline and water-circulating pump, and described 3rd pipeline is for connecting described neutralization pond and described water-circulating pump, and the delivery port of described water-circulating pump communicates with the water inlet of described second water inlet pipe.
Preferably, comprising: the 4th pipeline, one end of described 4th pipeline communicates with the bottom of described spray scrubber, and the other end communicates with described 3rd pipeline.
Preferably, described 3rd pipeline is provided with valve, for controlling the break-make of described 3rd pipeline.
A kind of spraying exhaust treatment system with water circle device provided by the invention, being provided with water circle device for the water circulation in neutralization pond being used, saving water resource, reducing production cost.
Accompanying drawing explanation
Fig. 1 is exhaust treatment system structural representation of spraying in prior art;
Fig. 2 is structural representation of the present invention.
In figure, 101-tail gas air inlet pipe, 102-first water inlet pipe, 103-saturator, 104-spray scrubber, 105-second water inlet pipe, 106-purifies air escape pipe, 107-neutralization pond, 108-the 3rd pipeline, 109-valve, 110-water-circulating pump, 111-the 4th pipeline.
Detailed description of the invention
In order to make object of the present invention, technical scheme and beneficial effect clearly understand, below in conjunction with drawings and Examples, the present invention is further elaborated.Should be understood to specific embodiment described herein only in order to explain the present invention, be not limited to protection scope of the present invention.
The invention provides a kind of spraying exhaust treatment system with water circle device, comprise: saturator, spray scrubber, neutralization pond, described saturator is connected by pipeline with described spray scrubber, for lowering the temperature to the described spraying tail gas entered wherein, and the spraying tail gas after described cooling is entered described spray scrubber; Described spray scrubber is connected by pipeline with described saturator and described neutralization pond, carries out spray cleaning, and produced liquid wastes are entered described neutralization pond after receiving the spraying tail gas after described cooling; Described neutralization pond is connected with described spray scrubber, after receiving described liquid wastes, carries out alkali neutralization to it; Also comprise the water circle device be connected with described neutralization pond and described spray scrubber, for by alkali in described neutralization pond and after liquid wastes derive, enter described spray scrubber and carry out spray cleaning.
Preferably, comprising: the second water inlet pipe, the water spray end of described second water inlet pipe extends into the inner upper end position of described spray scrubber, for carrying out the inlet pipeline of spray cleaning water to the spraying tail gas after described cooling; Described water circle device comprises the 3rd pipeline and water-circulating pump, and described 3rd pipeline is for connecting described neutralization pond and described water-circulating pump, and the delivery port of described water-circulating pump communicates with the water inlet of described second water inlet pipe.
Preferably, comprising: the 4th pipeline, one end of described 4th pipeline communicates with the bottom of described spray scrubber, and the other end communicates with described 3rd pipeline.
Preferably, described 3rd pipeline is provided with valve, for controlling the break-make of described 3rd pipeline.
Above-mentioned, also comprise the first water inlet pipe in the present invention, it extends into described saturator, for cooling into the pipeline of water to providing to spraying tail gas; Also can being provided by above-mentioned water-circulating pump or extra water-circulating pump with water of described first water inlet pipe, the water that the source of water also can store from the lower end of spray scrubber from neutralization pond.
When in use, spraying tail gas is by tail gas air inlet pipe, enter saturator to lower the temperature, jointly spray cooling is carried out by the water spray of the first water inlet pipe or the first water inlet pipe and the second water inlet pipe, after cooling, spraying tail gas enters spray scrubber, spray scrubber is sprayed water by the second water inlet pipe, dust in spraying tail gas and sour gas, be mixed with water and form the bottom that waste water falls into spray scrubber, other cleaned air is discharged by the escape pipe that purifies air being located at spray washing top of tower, waste water is by the pipeline of spray scrubber and neutralization pond, flow into neutralization pond, to carry out in neutralization pond in alkali and, in alkali and after waste water, water-circulating pump is connected by the 3rd pipeline, again by the second water inlet pipe, spirt spray scrubber, thus achieve water circulation use.Described 3rd pipeline arranges the break-make of Valve controlling the 3rd pipeline, when needs time, open valve, in time not using neutralization pond waste water, valve-off, the waste water circulation of spray scrubber bottom can also be used, by the 4th pipeline, described spray scrubber lower end and the 3rd pipeline be coupled together, also namely achieve spray scrubber bottom and store recycling of water.Storing out the waste water of spray scrubber bottom owing to dissolving acidic materials unsaturation, so, can recycle.
A kind of spraying exhaust treatment system with water circle device provided by the invention, being provided with water circle device for the water circulation in neutralization pond being used, saving water resource, reducing production cost.
The above is only the preferred embodiment of the present invention; it should be pointed out that for those skilled in the art, under the premise without departing from the principles of the invention; can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.
Claims (4)
1. the spraying exhaust treatment system with water circle device, it is characterized in that, comprise: saturator, spray scrubber, neutralization pond, described saturator is connected by pipeline with described spray scrubber, for lowering the temperature to the described spraying tail gas entered wherein, and the spraying tail gas after described cooling is entered described spray scrubber; Described spray scrubber is connected by pipeline with described saturator and described neutralization pond, carries out spray cleaning, and produced liquid wastes are entered described neutralization pond after receiving the spraying tail gas after described cooling; Described neutralization pond is connected with described spray scrubber, after receiving described liquid wastes, carries out alkali neutralization to it; Also comprise the water circle device be connected with described neutralization pond and described spray scrubber, for by alkali in described neutralization pond and after liquid wastes derive, enter described spray scrubber and carry out spray cleaning.
2. the spraying exhaust treatment system with water circle device according to claim 1, it is characterized in that, comprise: the second water inlet pipe, the water spray end of described second water inlet pipe extends into the inner upper end position of described spray scrubber, for carrying out the inlet pipeline of spray cleaning water to the spraying tail gas after described cooling; Described water circle device comprises the 3rd pipeline and water-circulating pump, and described 3rd pipeline is for connecting described neutralization pond and described water-circulating pump, and the delivery port of described water-circulating pump communicates with the water inlet of described second water inlet pipe.
3. the spraying exhaust treatment system with water circle device according to claim 2, it is characterized in that, comprising: the 4th pipeline, one end of described 4th pipeline communicates with the bottom of described spray scrubber, the other end communicates with described 3rd pipeline.
4. the spraying exhaust treatment system with water circle device according to claim 3, is characterized in that, described 3rd pipeline is provided with valve, for controlling the break-make of described 3rd pipeline.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310402949.XA CN104415646A (en) | 2013-09-06 | 2013-09-06 | Atomization tail gas treatment system with water circulation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310402949.XA CN104415646A (en) | 2013-09-06 | 2013-09-06 | Atomization tail gas treatment system with water circulation device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104415646A true CN104415646A (en) | 2015-03-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310402949.XA Pending CN104415646A (en) | 2013-09-06 | 2013-09-06 | Atomization tail gas treatment system with water circulation device |
Country Status (1)
| Country | Link |
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| CN (1) | CN104415646A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104906936A (en) * | 2015-06-06 | 2015-09-16 | 长春黄金研究院 | High temperature and high pressure desorbing electrolysis waste gas integrated utilization method |
| CN105251231A (en) * | 2015-11-21 | 2016-01-20 | 唐山三友硅业有限责任公司 | System and method for tail gas treatment of conversion reaction of organic silicon low-boiling-point substances |
-
2013
- 2013-09-06 CN CN201310402949.XA patent/CN104415646A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104906936A (en) * | 2015-06-06 | 2015-09-16 | 长春黄金研究院 | High temperature and high pressure desorbing electrolysis waste gas integrated utilization method |
| CN105251231A (en) * | 2015-11-21 | 2016-01-20 | 唐山三友硅业有限责任公司 | System and method for tail gas treatment of conversion reaction of organic silicon low-boiling-point substances |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20150318 |
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| WD01 | Invention patent application deemed withdrawn after publication |