CN201848206U - Flue gas desulfurization biphase rectifier and flue gas desulfurization system - Google Patents
Flue gas desulfurization biphase rectifier and flue gas desulfurization system Download PDFInfo
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- CN201848206U CN201848206U CN201020243526XU CN201020243526U CN201848206U CN 201848206 U CN201848206 U CN 201848206U CN 201020243526X U CN201020243526X U CN 201020243526XU CN 201020243526 U CN201020243526 U CN 201020243526U CN 201848206 U CN201848206 U CN 201848206U
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- flue gas
- gas desulfurization
- desulfurization
- rectifier
- biphase
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Abstract
The utility model provides a flue gas desulfurization biphase rectifier, comprising a flat plate. An overflow weir which divides the flat plate into a desulfurization part and a downflow part is arranged on the flat plate; round-table-shaped sieve meshes are excavated on the desulfurization part; the plate surface where the upper bottom surfaces of the round-table-shaped sieve meshes are located is the plate surface of the overflow weir; and a liquid guide hole is excavated on the downflow part of the flat plate, and a downflow pipe is inserted along the downflow direction of the liquid guide hole. The utility model further also provides a flue gas desulfurization system. The flue gas desulfurization biphase rectifier is arranged in a flue gas absorbing tower of the flue gas desulfurization system, and the lower bottom surfaces of the round-table-shaped sieve meshes of the flue gas desulfurization biphase rectifier are towards a flue gas inlet; the upper bottom surfaces of the round-table-shaped sieve meshes of the flue gas desulfurization biphase rectifier are towards a slurry nozzle of the flue gas desulfurization system; the absorbed slurry is sprayed on the desulfurization biphase rectifier to be contacted with flue gas outputted by the sieve meshes and further a foam layer is formed; and foam is cracked to form fog drops so as to increase a gas-liquid mass transfer surface and simultaneously turbulence is formed, and therefore, the reaction of the flue gas and the absorbed slurry is more full.
Description
Technical field
The present invention relates to the flue gases purification field, be specifically related to a kind of flue gas desulfurization biphase rectifier and use the flue gas desulphurization system of this flue gas desulfurization biphase rectifier.
Background technology
Sulfur dioxide is subjected to global attention as one of main atmosphere pollution, becomes the major fields that country pollutes control always.Limestone-gypsum wet desulphurization technology is one of flue gas desulfurization technique that is most widely used at present, has advantages such as desulfuration efficiency height, stable and reliable operation.The key of limestone-gypsum wet desulphurization technology be the even distribution of flue gas in desulfurizing tower and with fully the contacting of lime white.In the time of in flue gas enters desulfurizing tower, because the inertia of flow of flue gas can make that desulfurizing tower gas approach side flue gas concentration is low, gas approach opposite concentration height, cause the interior smoke distribution of tower inhomogeneous like this, flue gas and lime white are inhomogeneous time of contact, the gas-liquid mass transfer poor effect influences the desulfurized effect of flue gas.
Summary of the invention
In view of this, in order to address the above problem, the present invention proposes a kind of flue gas desulfurization biphase rectifier and uses the flue gas desulphurization system of this flue gas desulfurization biphase rectifier; Solved the problem that the flue gas concentration skewness causes in the desulfurizing tower flue gas can't fully contact with lime white.
The object of the present invention is achieved like this: the flue gas desulfurization biphase rectifier comprises a flat board, and the downflow weir on the flat board is the desulfurization part with flat plate separation and falls the liquid part that the dull and stereotyped plate face at downflow weir place is dull and stereotyped upper surface; Desulfurization partly is provided with sieve aperture.
Further, a side at downflow weir place is dull and stereotyped upper surface, and dull and stereotyped opposite side is dull and stereotyped lower surface; Sieve aperture at dull and stereotyped upper surface perforated area less than the perforated area of sieve aperture in dull and stereotyped lower surface;
Further, sieve aperture is the circular platform type sieve aperture;
Further, flat board falls liquid and partly is provided with delivery hole, and delivery hole is inserted with downspout, and the downspout body does not exceed dull and stereotyped upper surface;
Further, described flue gas desulfurization biphase rectifier is a steel flue gas desulfurization biphase rectifier.
The utility model also provides the flue gas desulphurization system that uses above-mentioned flue gas desulfurization biphase rectifier, be provided with the flue gas desulfurization biphase rectifier in the smoke absorption tower of flue gas desulphurization system, the sieve aperture of described flue gas desulfurization biphase rectifier towards smoke air inlet, is the flue gas input of flue gas desulfurization biphase rectifier in the perforate of dull and stereotyped lower surface; The sieve aperture of flue gas desulfurization biphase rectifier is the flue gas output of flue gas desulfurization biphase rectifier in dull and stereotyped upper surface, towards the slurries shower nozzle of smoke absorption tower.
Further, the flue gas desulfurization biphase rectifier is fixed in the smoke absorption inner wall of tower by brace summer.
The beneficial effects of the utility model are: the flue gas desulfurization biphase rectifier has been made an opening through the circular platform type sieve aperture, makes flue gas with before lime slurry contacts, and is evenly distributed by dredging in desulphurization system of desulfurization hole; Sieve aperture adopts upper end open little, and the frustum cone structure that lower ending opening is big is convenient to that flue gas is easier fully to contact and form froth bed by rectifier with slurry layer on the plate; This sieve aperture structure has guaranteed under the certain condition of flue gas flow that the slurries spray flux that needs when forming froth bed is less, thereby can reduce systemic circulation slurries acting power consumption; Slurries can flow down by downspout smoothly, can not produce liquid flooding, scale problems.
Description of drawings
In order to make the purpose of this utility model, technical scheme and advantage clearer, the utility model is described in further detail below in conjunction with accompanying drawing:
Fig. 1 is a flue gas desulfurization biphase rectifier vertical view;
Fig. 2 is a flue gas desulfurization biphase rectifier front view;
Fig. 3 is a circular platform type sieve aperture profile;
Fig. 4 is the flue gas desulphurization system figure that is provided with the flue gas desulfurization biphase rectifier.
The specific embodiment
Hereinafter with reference to accompanying drawing, preferred embodiment of the present utility model is described in detail.
As shown in Figure 1 to Figure 3, the flue gas desulfurization biphase rectifier comprises a flat board 2, and the downflow weir 3 on the flat board 2 is divided into flat board 3 desulfurization part 9 and falls liquid part 10; Desulfurization partly is provided with circular platform type sieve aperture 4.
One side at downflow weir 3 places is dull and stereotyped upper surface 11, and dull and stereotyped 2 opposite side is dull and stereotyped lower surface 12; Circular platform type sieve aperture 4 at dull and stereotyped upper surface 11 perforated areas less than the perforated area of circular platform type sieve aperture 4 in dull and stereotyped lower surface 12.
Dull and stereotyped 2 fall liquid part 10 is provided with delivery hole 1, and delivery hole 1 is inserted with downspout 5, and downspout 5 bodys do not exceed dull and stereotyped upper surface 11.
The saw lumber of flue gas desulfurization biphase rectifier is a steel.
As shown in Figure 4, described flue gas biphase rectifier is set in the smoke absorption tower of flue gas desulphurization system.The flue gas biphase rectifier is fixed in the smoke absorption inner wall of tower by brace summer 6; The circular platform type sieve aperture 4 of flue gas desulfurization biphase rectifier towards smoke air inlet 8, is the flue gas input of flue gas desulfurization biphase rectifier in 12 perforates of dull and stereotyped lower surface; The circular platform type sieve aperture 4 of flue gas desulfurization biphase rectifier is the flue gas output of flue gas desulfurization biphase rectifier in dull and stereotyped upper surface 11, towards the slurries shower nozzle 7 of flue gas desulphurization system.
During desulfurization, lime slurry is from 7 ejections of slurries shower nozzle, and splash is on the desulfurization part 9 of flue gas desulfurization biphase rectifier flat board 2, because stopping of downflow weir 3 arranged, the desulfurization dull and stereotyped 2 partly forms not desulfurization slurry layer; Enter the circular platform type sieve aperture 4 bottom surfaces input flue gas desulfurization biphase rectifier of the flue gas on absorption tower through the flue gas desulfurization biphase rectifier from smoke air inlet 8, the lime slurry that stops through output of circular platform type sieve aperture 4 upper bottom surfaces and downflow weir 3 forms foam and fully contact desulfuriation; Lather collapse, the desulfurization flue gas is discharged, and the lime slurry after desulfurization is handled flows down from downspout 5 because follow-up fresh slurries replenish and overflow from downflow weir;
In the utility model, flue gas can be distributed in the absorption tower equably by two-phase desulfurization rectifier, and the sieve aperture of dull and stereotyped 2 desulfurization part is designed to circular platform type and helps to reduce dull and stereotyped 2 pressure drops; Flue gas passes through circular platform type sieve aperture 4 when the perforate of dull and stereotyped upper surface 11 simultaneously, contact at the flue gas desulfurization biphase rectifier with slurries from 7 ejections of smoke absorption cat head slurries shower nozzle, produce bubble, because dull and stereotyped upper surface 11 perforated areas of circular platform type sieve aperture 4 are less, the radius of curvature that forms bubble is little, the easier formation of bubble.The formation of bubble and break in uphill process and increased the gas-liquid contact area has also increased gas-liquid contact time simultaneously.
The above is a preferred embodiment of the present utility model only, is not limited to the utility model, and obviously, those skilled in the art can carry out various changes and modification and not break away from spirit and scope of the present utility model the utility model.Like this, if of the present utility model these are revised and modification belongs within the scope of the utility model claim and equivalent technologies thereof, then the utility model also is intended to comprise these changes and modification interior.
Claims (7)
1. flue gas desulfurization biphase rectifier, it is characterized in that: described flue gas desulfurization biphase rectifier comprises a flat board, the downflow weir on the flat board is the desulfurization part with flat plate separation and falls the liquid part; Desulfurization partly is provided with sieve aperture.
2. flue gas desulfurization biphase rectifier as claimed in claim 1 is characterized in that: a side at downflow weir place is dull and stereotyped upper surface, and dull and stereotyped opposite side is dull and stereotyped lower surface; Sieve aperture at dull and stereotyped upper surface perforated area less than the perforated area of sieve aperture in dull and stereotyped lower surface.
3. flue gas desulfurization biphase rectifier as claimed in claim 2 is characterized in that: sieve aperture is the circular platform type sieve aperture.
4. flue gas desulfurization biphase rectifier as claimed in claim 1 is characterized in that: flat board falls liquid and partly is provided with delivery hole, and delivery hole is inserted with downspout, and the downspout body does not exceed dull and stereotyped upper surface.
5. as any described flue gas desulfurization biphase rectifier of claim 1 to 4, it is characterized in that: described flue gas desulfurization biphase rectifier is a steel flue gas desulfurization biphase rectifier.
6. use the flue gas desulphurization system of the described any flue gas desulfurization biphase rectifier of claim 1 to 5, it is characterized in that: be provided with the flue gas desulfurization biphase rectifier in the smoke absorption tower of flue gas desulphurization system, the sieve aperture of described flue gas desulfurization biphase rectifier towards smoke air inlet, is the flue gas input of flue gas desulfurization biphase rectifier in the perforate of dull and stereotyped lower surface; The sieve aperture of flue gas desulfurization biphase rectifier is the flue gas output of flue gas desulfurization biphase rectifier in dull and stereotyped upper surface, towards the slurries shower nozzle of smoke absorption tower.
7. flue gas desulphurization system as claimed in claim 6 is characterized in that: the flue gas desulfurization biphase rectifier is fixed in the smoke absorption inner wall of tower by brace summer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201020243526XU CN201848206U (en) | 2010-06-30 | 2010-06-30 | Flue gas desulfurization biphase rectifier and flue gas desulfurization system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201020243526XU CN201848206U (en) | 2010-06-30 | 2010-06-30 | Flue gas desulfurization biphase rectifier and flue gas desulfurization system |
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| Publication Number | Publication Date |
|---|---|
| CN201848206U true CN201848206U (en) | 2011-06-01 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201020243526XU Expired - Lifetime CN201848206U (en) | 2010-06-30 | 2010-06-30 | Flue gas desulfurization biphase rectifier and flue gas desulfurization system |
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| CN (1) | CN201848206U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102489145A (en) * | 2011-12-28 | 2012-06-13 | 中电投远达环保工程有限公司 | Desulphurization absorbing tower with refracted flow type double-phase rectifying device |
| CN102512939A (en) * | 2011-12-28 | 2012-06-27 | 浙江天蓝环保技术股份有限公司 | Sieve-plate tower used for sintering machine flue gas desulfurization and desulfurization process thereof |
| CN105749734A (en) * | 2016-04-29 | 2016-07-13 | 中电投远达环保工程有限公司重庆科技分公司 | Self-adaptation boiling-type foam desulfurization dust removal device |
| CN106914123A (en) * | 2017-03-30 | 2017-07-04 | 成都申川节能环保工程有限公司 | A kind of efficient desulfurizing tower |
-
2010
- 2010-06-30 CN CN201020243526XU patent/CN201848206U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102489145A (en) * | 2011-12-28 | 2012-06-13 | 中电投远达环保工程有限公司 | Desulphurization absorbing tower with refracted flow type double-phase rectifying device |
| CN102512939A (en) * | 2011-12-28 | 2012-06-27 | 浙江天蓝环保技术股份有限公司 | Sieve-plate tower used for sintering machine flue gas desulfurization and desulfurization process thereof |
| CN102489145B (en) * | 2011-12-28 | 2013-09-11 | 中电投远达环保工程有限公司 | Desulphurization absorbing tower with refracted flow type double-phase rectifying device |
| CN105749734A (en) * | 2016-04-29 | 2016-07-13 | 中电投远达环保工程有限公司重庆科技分公司 | Self-adaptation boiling-type foam desulfurization dust removal device |
| CN106914123A (en) * | 2017-03-30 | 2017-07-04 | 成都申川节能环保工程有限公司 | A kind of efficient desulfurizing tower |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20110601 |