CN106669359A - Adsorption device for combined movable bed - Google Patents
Adsorption device for combined movable bed Download PDFInfo
- Publication number
- CN106669359A CN106669359A CN201710107078.7A CN201710107078A CN106669359A CN 106669359 A CN106669359 A CN 106669359A CN 201710107078 A CN201710107078 A CN 201710107078A CN 106669359 A CN106669359 A CN 106669359A
- Authority
- CN
- China
- Prior art keywords
- moving bed
- main body
- flue gas
- bed main
- activated coke
- 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.)
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/02—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by adsorption, e.g. preparative gas chromatography
- B01D53/06—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by adsorption, e.g. preparative gas chromatography with moving adsorbents, e.g. rotating beds
- B01D53/08—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by adsorption, e.g. preparative gas chromatography with moving adsorbents, e.g. rotating beds according to the "moving bed" method
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D49/00—Separating dispersed particles from gases, air or vapours by other methods
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2253/00—Adsorbents used in seperation treatment of gases and vapours
- B01D2253/10—Inorganic adsorbents
- B01D2253/102—Carbon
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2257/00—Components to be removed
- B01D2257/30—Sulfur compounds
- B01D2257/302—Sulfur oxides
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2257/00—Components to be removed
- B01D2257/40—Nitrogen compounds
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2257/00—Components to be removed
- B01D2257/60—Heavy metals or heavy metal compounds
- B01D2257/602—Mercury or mercury compounds
Abstract
The invention discloses an adsorption device for a combined movable bed. The adsorption device comprises a movable bed main body, wherein an active coke inlet is formed in the upper end of the movable bed main body, and an active coke outlet is formed in the lower end of the movable bed main body. The adsorption device is characterized in that a plurality of isolating sieve plates are arranged in the movable bed main body along the direction from the active coke inlet to the active coke outlet so as to divide the movable bed main body into multiple active coke bins; a flue gas outlet is formed in the upper part of the movable bed main body, a flue gas inlet is formed in the lower part of the movable bed main body, is of a gradual-expanding structure and is provided with a blind window, and the flue gas outlet is of a micropore plate structure. The adsorption device for the combined movable bed simultaneously has a cross current adsorption effect and a convection current adsorption effect, so that the disadvantages of cross current and convection current equipment in the prior art are overcome, the contact adsorption time of flue gas and active coke in an adsorption tower can be prolonged, the entry resistance of the flue gas can be reduced, and the purifying efficiency can be improved.
Description
Technical field
The invention belongs to environmental technology field, is related to activated coke dry method flue gas Pollutant Control Technology, and in particular to a kind of
Assembled moving bed adsorbent equipment, has cross-flow and convection adsorption effect concurrently, it is adaptable to while process is processed contains multiple pollutant
Flue gas, realize the integrated purifying of the multiple pollutants such as sulfur, nitre, dioxin, hydrargyrum and dust.
Background technology
Activated coke dry method flue gas Pollutant Control Technology, it is possible to achieve desulfurization denitration demercuration is dust removal integrated, also can remove
SO3, eliminate white cigarette.The technology does not consume water substantially, saves great lot of water resources, and desulfuration byproduct is high concentration SO2, it is easy to resource
Change and utilize, this is the fairly obvious flue gas pollutant control technology of new generation of an advantage.Burn in iron and steel, metallurgy, electric power, rubbish
The multiple fields such as burning have great application prospect.
Activated coke dry method flue gas pollutant removing main processes are that flue gas is adsorbed by activated coke adsorbent equipment
Qualified discharge after purification, is made up of three parts, and one is the adsorption reaction Tower System for removing harmful substance, and two is that regeneration activity is burnt
Regeneration Tower System, three is the activated coke activated coke conveyor system that loopy moving is used between adsorption reaction tower and regenerator.
The technical process need to configure booster fan, be purified pending flue gas feeding activated coke mobile layer after boosting, and activated coke is again
Detached high-concentration sulfur dioxide gas enters side-product recovery process device when raw, is recovered as sulphuric acid or Gypsum Fibrosum etc. valuable
Side-product.
Activated coke dry method flue gas pollutant removing technology, key factor is the absorbability of adsorption reaction, and absorbability
Height depend on the burnt amount of disposable dress, the activated coke of the burnt absorption property of adsorbent activity, adsorbent equipment in adsorption tower
Contact-sorption time of holdup time, flue gas to be clean and activated coke etc..
Fig. 1 and Fig. 2 are respectively the relation in activated coke and flow of flue gas direction in prior art.Flue gas is from activated coke in Fig. 1
The side of moving direction passes through activated coke, and this is cross-flow；Flue gas passes through activated coke from the opposite of activated coke moving direction in Fig. 2,
This is convection current.Cross-flow and convection current have respective shortcoming：(1) in cross-flow equipment, flue gas is time of contact short with activated coke, absorption effect
Rate is relatively low；(2) in convection apparatus, flue gas intake resistance is larger.
The content of the invention
It is an object of the invention to provide a kind of assembled moving bed adsorbent equipment, has cross-flow and convection adsorption effect concurrently,
To improve flue gas and Contact-sorption time of the activated coke in adsorption tower, while reducing flue gas intake resistance, purification efficiency is improved.
Above-mentioned purpose is achieved by the following technical solution：
A kind of assembled moving bed adsorbent equipment, including moving bed main body, the upper end of moving bed main body is activated coke entrance,
Lower end is activated coke outlet, and multiple isolation sieves are provided with along activated coke entrance to activated coke Way out in the moving bed main body
Moving bed main body is divided into multiple active coke bins by plate, isolation sieve plate；The moving bed body top is provided with exhanst gas outlet, and bottom sets
There is smoke inlet, smoke inlet is using gradual-enlargement type structure and is provided with shutter, and exhanst gas outlet adopts microwell plate structure.
Further, moving bed main body is cuboid.
Further, three are provided with the moving bed main body with sieve plate active coke bin spaced apart from each other is isolated, centre is
Main active coke bin, both sides are side activity coke bin, and shutter and microwell plate structure are on the outer wall of side activity coke bin.
Further, the gradual-enlargement type structure is exported to activated coke Way in flaring from activated coke.This construction featuress
Shutter is coordinated to contribute to flue gas into the flowing diffusion after moving bed adsorbent equipment, when increasing the contact with activated coke
Between, meanwhile, adsorbent activity Jiao in moving bed is difficult from smoke inlet to leak.
Further, moving bed main body is from top to bottom divided into exhanst gas outlet section, flue gas adsorption section, smoke inlet section.
Further, the exhanst gas outlet section width is less than flue gas adsorption section.So, formed on the outside of microwell plate for dropping
Flue gas discharges the cushion space of resistance after low purification, and the cushion space is also convenient for connecting with the smoke discharging pipe located at smoke outlet
Connect.
Beneficial effects of the present invention：
1st, multiple isolation sieve plates active coke bin spaced apart from each other is provided with the moving bed adsorbent equipment that the present invention is provided, often
Individual active coke bin adopts single batcher discharge, and batcher is by VFC, and speed is adjustable, and each active coke bin can be respectively
The holdup time of setting activated coke simultaneously can set the optimal holdup time according to flue gas condition；
2nd, the moving bed adsorbent equipment that the present invention is provided has cross-flow and convection adsorption effect concurrently, overcomes wrong in prior art
Stream, the deficiency of convection apparatus, can improve flue gas and Contact-sorption time of the activated coke in adsorption tower, flue gas can be reduced again and is entered
Enter resistance, improve purification efficiency.
Description of the drawings
Fig. 1 is that (wherein, A is activated coke entrance to cross-flow devices schematic diagram of the prior art, and B is activated coke outlet, and C is
Smoke inlet, D is exhanst gas outlet)；
Fig. 2 is that (wherein, E is activated coke entrance or exhanst gas outlet to convection device schematic diagram of the prior art, and F is activity
Jiao's outlet or smoke inlet)；
Fig. 3 is apparatus of the present invention schematic diagram (wherein, 1, activated coke entrance；2nd, activated coke outlet；3rd, smoke inlet section；4、
Exhanst gas outlet section；5th, flue gas adsorption section；6th, main active coke bin；7th, side activity coke bin；8th, the smoke inlet of blind shaped；9th, micropore
Plate；10th, sieve plate is isolated；11st, cushion space).
Specific embodiment
Technical scheme is specifically introduced below in conjunction with the accompanying drawings.
A kind of assembled moving bed adsorbent equipment as shown in Figure 3, including moving bed main body, one end of moving bed main body is
Activated coke entrance 1, the other end is activated coke outlet 2, three is provided with the moving bed main body and is spaced from each other with isolation sieve plate 10
Active coke bin, isolation sieve plate 10 perpendicular to activated coke entrance 1 and activated coke outlet 2, active coke bin 6 based on centre, both sides are
Side activity coke bin 7, smoke inlet 1 and exhanst gas outlet 2 are located at the outside of side activity coke bin 7；The nearly activated coke of the moving bed main body
Outlet is provided with smoke inlet section 3, and nearly activated coke entrance is provided with exhanst gas outlet section 4, is between smoke inlet section and exhanst gas outlet section
Flue gas adsorption section 5, the side of the smoke inlet section is provided with smoke inlet 8, and smoke inlet is using gradual-enlargement type structure and is provided with hundred
Leaf window；The structure of microwell plate 9 discharged for flue gas is provided with the outside of the exhanst gas outlet section, simultaneously because the width of exhanst gas outlet section 4
Less than flue gas adsorption section 5, the outside of microwell plate 9 is formed for reducing the cushion space 11 that flue gas after purifying discharges resistance, is also convenient for
It is connected with the smoke discharging pipe located at smoke outlet.Smoke inlet contributes to flue gas and enters using gradual-enlargement type respective outer side edges shutter
Flowing diffusion after moving bed adsorbent equipment, increases the time of contact with activated coke.
In one particular arrangement, the moving bed main body is cuboid (10m × 3m × 23m).
Three are provided with the moving bed adsorbent equipment that the present invention is provided with isolation sieve plate active coke bin spaced apart from each other, each
Active coke bin adopts single batcher discharge, and, by VFC, speed is adjustable, and each active coke bin can set respectively for batcher
Determine the holdup time of activated coke and the optimal holdup time can be set according to flue gas condition.The moving bed absorption dress that the present invention is provided
Put and have cross-flow and convection adsorption effect concurrently, overcome the deficiency of cross-flow in prior art, convection apparatus, flue gas and work can be improved
Property the burnt Contact-sorption time in adsorption tower, flue gas intake resistance can be reduced again, improve purification efficiency.
The effect of above-described embodiment be only that explanation the present invention essentiality content, but not with this limit the present invention guarantor
Shield scope.It will be understood by those within the art that, technical scheme can be modified or be equal to replace
Change, without deviating from the essence and protection domain of technical solution of the present invention.
Claims (6)
1. a kind of assembled moving bed adsorbent equipment, including moving bed main body, the upper end of moving bed main body is activated coke entrance, under
Hold as activated coke outlet, it is characterised in that：It is provided with many to activated coke Way out along activated coke entrance in the moving bed main body
Moving bed main body is divided into multiple active coke bins by individual isolation sieve plate, isolation sieve plate；The moving bed body top is provided with flue gas and goes out
Mouthful, bottom is provided with smoke inlet, and smoke inlet is using gradual-enlargement type structure and is provided with shutter, and exhanst gas outlet is hardened using micropore
Structure.
2. assembled moving bed adsorbent equipment according to claim 1, it is characterised in that：Moving bed main body is cuboid.
3. assembled moving bed adsorbent equipment according to claim 2, it is characterised in that：It is provided with the moving bed main body
Three with isolation sieve plate active coke bin spaced apart from each other, active coke bin based on centre, both sides are side activity coke bin, shutter
With microwell plate structure on the outer wall of side activity coke bin.
4. according to the arbitrary described assembled moving bed adsorbent equipment of claim 1-3, it is characterised in that：The gradual-enlargement type structure
Exported to activated coke Way in flaring from activated coke.
5. according to the arbitrary described assembled moving bed adsorbent equipment of claim 1-3, it is characterised in that：Moving bed main body is by upper
Exhanst gas outlet section, flue gas adsorption section, smoke inlet section are divided under.
6. according to the arbitrary described assembled moving bed adsorbent equipment of claim 5, it is characterised in that：The exhanst gas outlet section is wide
Degree is less than flue gas adsorption section.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710107078.7A CN106669359B (en) | 2017-02-27 | 2017-02-27 | Combined moving bed adsorption device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710107078.7A CN106669359B (en) | 2017-02-27 | 2017-02-27 | Combined moving bed adsorption device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106669359A true CN106669359A (en) | 2017-05-17 |
| CN106669359B CN106669359B (en) | 2022-08-02 |
Family
ID=58861228
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710107078.7A Active CN106669359B (en) | 2017-02-27 | 2017-02-27 | Combined moving bed adsorption device |
Country Status (1)
| Country | Link |
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| CN (1) | CN106669359B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109045994A (en) * | 2018-09-28 | 2018-12-21 | 国电环境保护研究院有限公司 | A kind of activated coke flue gas purification device and cool-down method |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5527514A (en) * | 1993-11-18 | 1996-06-18 | Sumitomo Heavy Industries, Ltd. | Desulfurizing and denitrating tower |
| WO1996036420A1 (en) * | 1995-05-19 | 1996-11-21 | Steag Aktiengesellschaft | Process and apparatus for handling carbon-containing adsorbent |
| CN103230724A (en) * | 2013-04-22 | 2013-08-07 | 西安热工研究院有限公司 | New cross-convective flue gas purification absorption tower |
| CN206526647U (en) * | 2017-02-27 | 2017-09-29 | 国电科学技术研究院 | A kind of assembled moving bed adsorbent equipment |
-
2017
- 2017-02-27 CN CN201710107078.7A patent/CN106669359B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5527514A (en) * | 1993-11-18 | 1996-06-18 | Sumitomo Heavy Industries, Ltd. | Desulfurizing and denitrating tower |
| WO1996036420A1 (en) * | 1995-05-19 | 1996-11-21 | Steag Aktiengesellschaft | Process and apparatus for handling carbon-containing adsorbent |
| CN103230724A (en) * | 2013-04-22 | 2013-08-07 | 西安热工研究院有限公司 | New cross-convective flue gas purification absorption tower |
| CN206526647U (en) * | 2017-02-27 | 2017-09-29 | 国电科学技术研究院 | A kind of assembled moving bed adsorbent equipment |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109045994A (en) * | 2018-09-28 | 2018-12-21 | 国电环境保护研究院有限公司 | A kind of activated coke flue gas purification device and cool-down method |
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| Publication number | Publication date |
|---|---|
| CN106669359B (en) | 2022-08-02 |
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Address after: 210009 No. 1 Wenshu East Road, Qixia District, Nanjing, Jiangsu Province Applicant after: GUODIAN SCIENCE AND TECHNOLOGY RESEARCH INSTITUTE Co.,Ltd. Address before: 210009 No. 1 Wenshu East Road, Qixia District, Nanjing, Jiangsu Province Applicant before: Guodian Science and Technology Research Institute |
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| CP03 | Change of name, title or address |
Address after: No. 1, Wenshu East Road, Qixia District, Nanjing, Jiangsu 210023 Patentee after: National Energy Group Science and Technology Research Institute Co.,Ltd. Address before: 210009 No.1 Wenshu East Road, Qixia District, Nanjing, Jiangsu Province Patentee before: GUODIAN SCIENCE AND TECHNOLOGY RESEARCH INSTITUTE Co.,Ltd. |
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