CN204543923U - Sliding bed activated coke/charcoal desulphurization denitration integrated tower and system for desulfuration and denitration - Google Patents
Sliding bed activated coke/charcoal desulphurization denitration integrated tower and system for desulfuration and denitration Download PDFInfo
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- CN204543923U CN204543923U CN201520191198.6U CN201520191198U CN204543923U CN 204543923 U CN204543923 U CN 204543923U CN 201520191198 U CN201520191198 U CN 201520191198U CN 204543923 U CN204543923 U CN 204543923U
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Abstract
The open a kind of sliding bed activated coke/charcoal desulphurization denitration integrated tower of the utility model and system for desulfuration and denitration, mainly for the problem of desulfuring and denitrifying apparatus of must stopping transport when changing activated coke/charcoal in prior art.This integrated tower comprises tower body, and the upper end of tower body is provided with neat stress outlet and activated coke/charcoal charging aperture, and the lower end of tower body is provided with former gas approach and activated coke/charcoal discharging opening; Tower body is tilted is provided with an at least two sliding straight channel, and by by-pass flow channel connection between adjacent sliding bed straight channel, each sliding bed straight channel and by-pass flow passage form tortuous passageway, and the upper end of tortuous passageway is communicated with charging aperture, and the lower end of tortuous passageway is communicated with discharging opening.Activated coke/charcoal in sliding bed straight channel is along the slip of passage slow uniform speed from top to bottom, and flue gas, through sliding bed straight channel, contacts with activated coke/charcoal, completes desulphurization denitration.Adding continuously and changing due to activated coke/charcoal, carrying out replacing activated coke/charcoal without the need to shutting down, also not needing stand-by still, having saved investment.
Description
Technical field
The utility model relates to a kind of sliding bed activated coke/out of stock integrated tower of charcoal desulfurization and system for desulfuration and denitration.
Background technology
At present for the desulphurization denitration of flue gas, there is employing one tower fixing activated coke/layer of charcoal desulfuring and denitrifying apparatus, also have and to adopt point tower fixing activated coke/layer of charcoal desulfuring and denitrifying apparatus, the total shortcoming of two kinds of desulfuring and denitrifying apparatus is exactly: when replacing activated coke/charcoal, need this tower of stopping transport, in order to not stop the operation of desulphurization denitration work, needing stand-by still, adding investment.
In addition, the denitration effect of a tower fixing activated coke/layer of charcoal desulfuring and denitrifying apparatus is bad, does not even almost have denitration function.
Utility model content
For the problems referred to above, the utility model provides a kind of sliding bed activated coke/out of stock one of charcoal desulfurization and tower system for desulfuration and denitration, to solve in prior art the problem of desulfuring and denitrifying apparatus of must stopping transport when changing activated coke/charcoal.
For achieving the above object, the sliding bed activated coke/charcoal desulphurization denitration integrated tower of the utility model comprises tower body, and the upper end of tower body is provided with neat stress outlet and activated coke/charcoal charging aperture, and the lower end of described tower body is provided with former gas approach and activated coke/charcoal discharging opening; Described tower body is tilted is provided with an at least two sliding straight channel, the projection of described sliding bed straight channel bottom tower body overlaps with the projection of cross section bottom tower body of tower body, described sliding bed straight channel is provided with the mesh passed through for flue gas, the latus rectum of described mesh is less than the particle diameter of activated coke/charcoal; By by-pass flow channel connection between adjacent sliding bed straight channel, the tortuous passageway that each described sliding bed straight channel and the by-pass flow passage formation being communicated with adjacent sliding bed straight channel are slided from top to bottom for activated coke/charcoal, the upper end of described tortuous passageway is communicated with charging aperture, and the lower end of described tortuous passageway is communicated with discharging opening.
The utility model system for desulfuration and denitration, comprises at least two sliding bed activated coke/out of stock integrated towers of charcoal desulfurization, and each described sliding bed activated coke/out of stock integrated tower of charcoal desulfurization is connected in parallel.
Because former gas approach, neat stress export the upper and lower end being separately positioned on tower body, so flue gas moves from bottom to top, activated coke/charcoal import, activated coke/charcoal outlet are separately positioned on the upper and lower end of tower body, and charging aperture, discharging opening are communicated with the upper and lower end of tortuous passageway respectively, then activated coke/charcoal enters tortuous passageway from charging aperture, move from top to bottom, and then arrive discharging opening, be then discharged.Activated coke/charcoal in sliding bed straight channel is along the slip of passage slow uniform speed from top to bottom, and flue gas, through sliding bed straight channel, contacts with activated coke/charcoal, thus completes desulphurization denitration.In the utility model, activated coke/charcoal moves always, adding continuously and changing due to activated coke/charcoal, and achieving this integrated tower can carry out desulphurization denitration work continuously, carrying out replacing activated coke/charcoal, also not needing stand-by still, having saved investment without the need to shutting down.
Accompanying drawing explanation
Fig. 1 is the structural representation of the sliding bed activated coke/out of stock integrated tower of charcoal desulfurization of the utility model;
Fig. 2 is the top view of Fig. 1.
Detailed description of the invention
Below in conjunction with Figure of description, the utility model is further described.
Embodiment 1
The present embodiment provides a kind of sliding bed activated coke/charcoal desulphurization denitration integrated tower, and this integrated tower comprises tower body 1, and the upper end of tower body is provided with neat stress outlet and activated coke/charcoal charging aperture, and the lower end of described tower body is provided with former gas approach and activated coke/charcoal discharging opening.Flue gas enters in tower body from the former gas approach of tower body lower end, after desulphurization denitration, discharges from the neat stress outlet of tower body upper end.Activated coke/charcoal enters in tower body from the charging aperture of tower body upper end, carries out desulphurization denitration to flue gas, then discharges from the discharging opening of tower body lower end.
Described tower body is tilted is provided with an at least two sliding straight channel, and the projection of described sliding bed straight channel bottom tower body overlaps with the projection of cross section bottom tower body of tower body.What is called is obliquely installed and refers to that the angle between sliding bed straight channel and the cross section of tower body is α, 0 ° of < α <90 °.And the projection of sliding bed straight channel bottom tower body overlaps with the cross section of cross section bottom tower body of tower body, show to contact between the edge of sliding bed straight channel and the internal perisporium of tower body.Described sliding bed straight channel is provided with the mesh passed through for flue gas, the latus rectum of described mesh is less than the particle diameter of activated coke/charcoal, like this, make the flue gas that moves from bottom to up through mesh by described sliding bed straight channel, and activated coke/charcoal can not fall down in mesh.Owing to contacting between sliding bed straight channel and the internal perisporium of tower body, as long as so the flue gas entering tower body all by sliding bed straight channel, thus can ensure the effect of its desulphurization denitration.
Be communicated with by by-pass flow passage 7 between adjacent sliding bed straight channel, the tortuous passageway that each described sliding bed straight channel and the by-pass flow passage formation being communicated with adjacent sliding bed straight channel are slided from top to bottom for activated coke/charcoal, the upper end of described tortuous passageway is communicated with charging aperture, and the lower end of described tortuous passageway is communicated with discharging opening.Activated coke/charcoal enters tortuous passageway from charging aperture, because the sliding bed straight channel of tortuous passageway is for being obliquely installed, so activated coke/charcoal can slide along tortuous passageway under gravity, then skids off at discharging opening.
In the present embodiment, flue gas moves from bottom to top, and the activated coke/charcoal in sliding bed straight channel is along the slip of passage slow uniform speed from top to bottom, and flue gas, through sliding bed straight channel, contacts with activated coke/charcoal, thus completes desulphurization denitration.In the utility model, activated coke/charcoal moves always, adding continuously and changing due to activated coke/charcoal, and achieving this integrated tower can carry out desulphurization denitration work continuously, carrying out replacing activated coke/charcoal, also not needing stand-by still, having saved investment without the need to shutting down.
Embodiment 2
The present embodiment, on the basis of above-described embodiment 1, limits further:
Described sliding bed straight channel is formed by bearing material web plate 4, backgauge web plate 5 and tower body inwall, and described backgauge web plate is arranged on the top of bearing material web plate and parallel with described bearing material web plate.
Present embodiments provide a kind of concrete structure of sliding bed straight channel, activated coke/charcoal accepted by bearing material web plate, and the height of backgauge web plate can control the thickness of activated coke/charcoal.In the present embodiment, sliding bed straight channel adopts the passage that the inwall of bearing material web plate, backgauge web plate and tower body is formed, and can ensure that the flue gas entering tower body all can contact with activated coke/charcoal, also compare saving cost.
Embodiment 3
The present embodiment limits further on the basis of above-described embodiment 2:
The top of described backgauge web plate is provided with backgauge web plate lifting regulating mechanism 6, the present embodiment utilizes the height of backgauge screen plate lifting gear to backgauge web plate to regulate, to regulate the thickness of activated coke/charcoal, make it on the basis ensureing desulfurization off sulfide effect, practice every conceivable frugality activated coke/charcoal.
Embodiment 4
The present embodiment, on the basis of above-described embodiment 1, limits further:
Described tortuous passageway comprises sliding bed straight channel described in two, in the present embodiment, flue gas is after the sliding bed straight channel of below, the more sliding bed straight channel through top, through the desulphurization denitration of twice, flue gas is purified, each factors such as the present embodiment considering cost, desulfurization off sulfide effect.On the basis ensureing desulphurization denitration, reduce cost, be a kind of practical scheme as far as possible.
Embodiment 5
The present embodiment, on the basis of embodiment 1,2,3 or 4, limits further:
Ammonia injection apparatus 8 has been horizontally disposed with between the sliding bed straight channel of the top and the sliding bed straight channel of bottom in described tower body.Because ammonia injection apparatus has been arranged between the sliding bed straight channel of the top and the sliding bed straight channel of bottom, so the flue gas after being mixed with ammonia is bound to again through at least one sliding bed straight channel, thus improve the denitration efficiency of activated coke/charcoal.
Embodiment 6
The present embodiment, on the basis of above-described embodiment 5, limits further:
The upper horizontal of described ammonia injection apparatus is provided with air-flow evenly mixing device 9, and described air-flow evenly mixing device makes flue gas and ammonia fully mix, then through activated coke/charcoal, improves denitration efficiency.
Embodiment 7
The present embodiment, on the basis of above-described embodiment 1, limits further:
Be provided with double-deck star-like roller inlet valve 2 in charging aperture, in discharging opening, be provided with double-deck star-like roller outlet valve 3.Control the velocity of rotation of star-like roller, i.e. the conveying capacity of adjustable activated coke/charcoal, realize the slow continuous feed of activated coke/charcoal and discharging.Meanwhile, also completely cut off outside air and enter tower body inside.
Embodiment 8
The present embodiment provides a kind of system for desulfuration and denitration, and this system comprises the arbitrary sliding bed activated coke/charcoal desulphurization denitration integrated tower described at least two embodiment 1-7.Integrated tower in parallel is more, can the amount of smoke treatment larger.
Should be appreciated that each embodiment in the utility model and the technical characteristic in embodiment are under the prerequisite of not conflicting, can be combined, the technical scheme after combination is still within protection domain of the present utility model.
Above; be only preferred embodiment of the present utility model; but protection domain of the present utility model is not limited thereto; anyly be familiar with those skilled in the art in the technical scope that the utility model discloses; the change that can expect easily or replacement, all should be encompassed within protection domain of the present utility model.Therefore, the protection domain that protection domain of the present utility model should define with claim is as the criterion.
Claims (8)
1. slide bed activated coke/out of stock integrated tower of charcoal desulfurization, it is characterized in that: comprise tower body, the upper end of tower body is provided with neat stress outlet and activated coke/charcoal charging aperture, and the lower end of described tower body is provided with former gas approach and activated coke/charcoal discharging opening;
Described tower body is tilted is provided with an at least two sliding straight channel, the projection of described sliding bed straight channel bottom tower body overlaps with the projection of cross section bottom tower body of tower body, described sliding bed straight channel is provided with the mesh passed through for flue gas, the latus rectum of described mesh is less than the particle diameter of activated coke/charcoal;
By by-pass flow channel connection between adjacent sliding bed straight channel, the tortuous passageway that each described sliding bed straight channel and the by-pass flow passage formation being communicated with adjacent sliding bed straight channel are slided from top to bottom for activated coke/charcoal, the upper end of described tortuous passageway is communicated with charging aperture, and the lower end of described tortuous passageway is communicated with discharging opening.
2. sliding bed activated coke/out of stock integrated tower of charcoal desulfurization according to claim 1, it is characterized in that: described sliding bed straight channel is formed by bearing material web plate, backgauge web plate and tower body inwall, described backgauge web plate is arranged on the top of bearing material web plate and parallel with described bearing material web plate.
3. sliding bed activated coke/out of stock integrated tower of charcoal desulfurization according to claim 2, is characterized in that: the top of described backgauge web plate is provided with backgauge web plate lifting regulating mechanism.
4. sliding bed activated coke/out of stock integrated tower of charcoal desulfurization according to claim 1, is characterized in that: described tower body is tilted is provided with sliding bed straight channel described in two.
5. according to the arbitrary described sliding bed activated coke/out of stock integrated tower of charcoal desulfurization of claim 1-4, it is characterized in that: in described tower body, between the sliding bed straight channel of the top and the sliding bed straight channel of bottom, be horizontally disposed with ammonia injection apparatus.
6. sliding bed activated coke/out of stock integrated tower of charcoal desulfurization according to claim 5, is characterized in that: the upper horizontal of described ammonia injection apparatus is provided with air-flow evenly mixing device.
7. sliding bed activated coke/out of stock integrated tower of charcoal desulfurization according to claim 1, is characterized in that: be provided with double-deck star-like roller inlet valve in charging aperture, is provided with double-deck star-like roller outlet valve in discharging opening.
8. a system for desulfuration and denitration, is characterized in that: comprise at least two arbitrary described sliding bed activated coke/out of stock integrated towers of charcoal desulfurization of claim 1-7, each described sliding bed activated coke/out of stock integrated tower of charcoal desulfurization is connected in parallel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520191198.6U CN204543923U (en) | 2015-03-31 | 2015-03-31 | Sliding bed activated coke/charcoal desulphurization denitration integrated tower and system for desulfuration and denitration |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201520191198.6U CN204543923U (en) | 2015-03-31 | 2015-03-31 | Sliding bed activated coke/charcoal desulphurization denitration integrated tower and system for desulfuration and denitration |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104801150A (en) * | 2015-03-31 | 2015-07-29 | 中冶华天南京工程技术有限公司 | Slide bed type active coke/coal desulfurization and denitrification integrated tower and desulfurization and denitrification system |
| WO2018119812A1 (en) * | 2016-12-29 | 2018-07-05 | 中国科学院过程工程研究所 | Activated carbon adsorption tower and gas purification device |
-
2015
- 2015-03-31 CN CN201520191198.6U patent/CN204543923U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104801150A (en) * | 2015-03-31 | 2015-07-29 | 中冶华天南京工程技术有限公司 | Slide bed type active coke/coal desulfurization and denitrification integrated tower and desulfurization and denitrification system |
| WO2018119812A1 (en) * | 2016-12-29 | 2018-07-05 | 中国科学院过程工程研究所 | Activated carbon adsorption tower and gas purification device |
| US11571655B2 (en) | 2016-12-29 | 2023-02-07 | Institute Of Process Engineering, Chinese Academy Of Sciences | Activated carbon adsorption tower and gas purification device |
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