CN105413441A - Flue gas treatment spraying tower - Google Patents
Flue gas treatment spraying tower Download PDFInfo
- Publication number
- CN105413441A CN105413441A CN201510919651.5A CN201510919651A CN105413441A CN 105413441 A CN105413441 A CN 105413441A CN 201510919651 A CN201510919651 A CN 201510919651A CN 105413441 A CN105413441 A CN 105413441A
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- CN
- China
- Prior art keywords
- flue gas
- spray column
- conical shell
- spray
- slurry
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- 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
-
- 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
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/46—Removing components of defined structure
- B01D53/48—Sulfur compounds
- B01D53/50—Sulfur oxides
- B01D53/501—Sulfur oxides by treating the gases with a solution or a suspension of an alkali or earth-alkali or ammonium compound
- B01D53/504—Sulfur oxides by treating the gases with a solution or a suspension of an alkali or earth-alkali or ammonium compound characterised by a specific device
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D45/00—Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces
-
- 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
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
- B01D53/80—Semi-solid phase processes, i.e. by using slurries
-
- 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
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Environmental & Geological Engineering (AREA)
- Health & Medical Sciences (AREA)
- Biomedical Technology (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Treating Waste Gases (AREA)
Abstract
The invention discloses a flue gas treatment spraying tower. A flue gas inlet is formed in the lower portion of a spraying tower body, a flue gas outlet is formed in the upper portion of the spraying tower body, a demisting layer and a spraying device are sequentially arranged downwards inside the part, below the flue gas outlet, of the spraying tower body, a slurry pool is arranged at the bottom of the spraying tower body, and a flue gas pretreating device and a flue gas distributing device are sequentially arranged from bottom to top inside the part, between the slurry pool and the spraying device, of the spraying tower body. Through arranging the flue gas pretreating device and the flue gas distributing device inside the tower body, when flue gas flows inside the flue gas pretreating device, dust in the flue gas is removed, and then the flue gas enters the flue gas distributing device and evenly flows out from the flue gas outlet to enter the spraying tower; slurry flows out of an overflow nozzle at the upper end of the spraying device, a spraying nozzle sprays out the slurry, then slurry films are formed on the upper end face, through hole walls and lower end face of a slurry sprinkling plate, the flue gas makes large-area contact with the slurry, and therefore the desulfurizing effect is further improved.
Description
Technical field
The present invention relates to flue gas processing device technical field, specifically belong to a kind of fume treatment spray column.
Background technology
Desulfurizing tower is a kind of cleaning equipment discharging the harmful substance such as dust, waste gas in field of industrial production, oneself has in technology and adopted moisture film tower, packed tower, grid tower, perforated plate tower and water column tower etc. in the past, the most frequently used in current wet desulphurization is the spray column equipment of gas-liquid counter current contact, and spray column technology still also exists the optimization part that haves much room for improvement.
In prior art, the airflow uniform distribution mode that major part spray column adopts is, inlet pipeline is downward-sloping air-supply at a certain angle, air-flow self dilatation, diffusion and effect of inertia is relied on to carry out air flow method, but such airflow uniform distribution effect is limited, in tower, air flow method is still very uneven, so cause sulfur dioxide in fraction not to be substantially completely removed just be discharged desulfurizing tower.And, also need in prior art to adopt separately cyclone dust collectors or other cleaners to carry out dedusting to flue gas, not only add occupation area of equipment, also additionally increase equipment investment.
Summary of the invention
The object of this invention is to provide a kind of fume treatment spray column, overcome the deficiencies in the prior art, project organization is reasonable, by arranging Flue Gas Pretreatment Device and smoke distribution device in tower body, Flue Gas Pretreatment Device can carry out dedusting to flue gas, smoke distribution device makes pretreated flue gas be uniformly distributed in spray column fast, makes flue gas can fully and slurry liquid contacts, and desulfurized effect is better.
The technical solution used in the present invention is as follows:
A kind of fume treatment spray column, comprise spray column, slurry pool, spray equipment, demist layer, described spray column bottom is provided with gas approach, gas approach is that oblique below is arranged, spray column top is provided with exhanst gas outlet, successively to having demist layer and spray equipment in spray column below exhanst gas outlet, slurry pool is provided with bottom spray column, in slurry pool, oxidation unit is installed, Flue Gas Pretreatment Device and smoke distribution device is provided with from top to bottom successively in spray column between described slurry pool and spray equipment, described Flue Gas Pretreatment Device comprises a conical shell, gas approach is connected to conical shell bottom, conical shell lower end is opening, conical shell axle center place is provided with the cone spindle corresponding with conical shell, cone spindle is provided with the blade consistent with cone spindle length, cone spindle bottom connects the first motor by motor shaft, described smoke distribution device comprises cylindrical lower portion and upper conical portion, cylindrical lower portion and upper conical portion are all inner hollow, the sidewall of cylindrical lower portion and upper conical portion is densely covered with flue gas gas outlet, the lower end of cylindrical lower portion connects conical shell upper end by horn mouth, the upper end of cylindrical lower portion and the lower end of upper conical portion seal and coaxially link together, described smoke distribution device axle center place is provided with power transmission shaft, power transmission shaft connects the second motor.
Described spray equipment comprises pouring liquid plate, and described pouring liquid plate upper end is provided with overflow lip, and drench liquid plate lower end and be provided with spray nozzle, described pouring liquid plate is densely covered with through hole, and overflow lip is connected slurry pool by water pipe with water pump with spray nozzle.
Described pouring liquid plate upper surface and lower surface and through-hole wall are rough machined matsurface.
Described conical shell inwall is provided with clear water shower nozzle, and described clear water shower nozzle connects running water.
It is the mixed serum containing calcium hydroxide and active carbon in described slurry pool.
Described oxidation unit connects oxidation fan.
The first described motor, the second motor, conical shell are fixed on spray column inwall by support.
Described spray column is circular.
Compared with the prior art, beneficial effect of the present invention is as follows:
1, the present invention by arranging Flue Gas Pretreatment Device and smoke distribution device in tower body, when flue gas flows in Flue Gas Pretreatment Device, under the rotation of cone spindle, flue gas is due to the effect of self gravitation and centrifugal force, and the dust in flue gas is removed, and the flue gas after dedusting enters smoke distribution device, smoke distribution device rotates, flue gas flows out uniformly from flue gas gas outlet and enters in spray column, makes flue gas can fully and slurry liquid contacts, and desulfurized effect is better.
2, the overflow lip of spray equipment upper end of the present invention flows out slurries, spray nozzle ejection slurries, make to drench liquid plate upper surface, through-hole wall and lower surface and form serosa, and flue gas is by drenching liquid plate by serosa desulfurization, because flue gas and slurry liquid contacts area are large, further increase desulfurized effect.
3, the clear water shower nozzle of conical shell inwall of the present invention, conveniently can clean the dust in conical shell.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
Fig. 2 is smoke distribution apparatus structure schematic diagram of the present invention.
Fig. 3 is spray equipment structural representation of the present invention.
Fig. 4 is that cone spindle of the present invention faces structural representation.
Fig. 5 is cone spindle plan structure schematic diagram of the present invention.
Detailed description of the invention
See accompanying drawing, a kind of fume treatment spray column, comprise spray column 1, slurry pool 13, spray equipment 8, demist layer 9, described spray column 1 bottom is provided with gas approach 2, gas approach 2 is that oblique below is arranged, spray column 1 top is provided with exhanst gas outlet 3, successively to having demist layer 9 and spray equipment 8 in spray column 1 below exhanst gas outlet 3, slurry pool 13 is provided with bottom spray column 1, oxidation unit 14 is installed in slurry pool 13, Flue Gas Pretreatment Device 4 and smoke distribution device 5 is provided with from top to bottom successively in spray column 1 between described slurry pool 13 and spray equipment 8, described Flue Gas Pretreatment Device 4 comprises a conical shell 41, gas approach 2 is connected to conical shell 41 bottom, conical shell 41 lower end is opening, conical shell 41 axle center place is provided with the cone spindle 42 corresponding with conical shell 41, cone spindle 42 is provided with the blade 43 consistent with cone spindle 42 length, cone spindle 42 bottom connects the first motor 12 by motor shaft 11, described smoke distribution device 5 comprises cylindrical lower portion 51 and upper conical portion 52, cylindrical lower portion 51 and upper conical portion 52 are all inner hollow, the sidewall of cylindrical lower portion 51 and upper conical portion 52 is densely covered with flue gas gas outlet 53, the lower end of cylindrical lower portion 51 connects conical shell 41 upper end by horn mouth 16, the upper end of cylindrical lower portion 51 and the lower end of upper conical portion 52 seal and coaxially link together, described smoke distribution device 5 axle center place is provided with power transmission shaft 6, power transmission shaft 6 connects the second motor 7.
Described spray equipment 8 comprises pouring liquid plate 81, described pouring liquid plate 81 upper end is provided with overflow lip 82, drench liquid plate 81 lower end and be provided with spray nozzle 83, described pouring liquid plate 81 is densely covered with through hole 84, and overflow lip 83 is connected slurry pool 13 by water pipe with water pump 10 with spray nozzle 84.
Described pouring liquid plate 81 upper surface and lower surface and through hole 84 wall are rough machined matsurface.Matsurface is beneficial to slurries and on surface and cover, and is convenient to the formation of serosa.
Described conical shell 41 inwall is provided with clear water shower nozzle 17, and described clear water shower nozzle 17 connects running water.
It is the mixed serum containing calcium hydroxide and active carbon in described slurry pool 13.
Described oxidation unit 14 connects oxidation fan 15.
The first described motor 12, second motor 7, conical shell 41 are fixed on spray column 1 inwall by support 18.
Described spray column 1 is circular.
Operation principle of the present invention is:
First flue gas enters Flue Gas Pretreatment Device 4, because conical shell 41 bottom flue gas flow rate is higher than upper smoke gas velocity, flue gas flows from bottom to top, and under the rotation of cone spindle 42, flue gas is due to the effect of self gravitation and centrifugal force, dust in flue gas is removed, dust falls into slurry pool 13, flue gas after dedusting enters smoke distribution device 5, smoke distribution device 5 rotates, from flue gas gas outlet 53, uniform outflow enters in spray column 1 flue gas, flue gas up flows, flue gas is by drenching liquid plate 81 by serosa desulfurization, air is entered after the flue gas of desulfurization is removed aqueous water by demist layer 9.Clear water shower nozzle 17 conveniently can clean the dust in conical shell 41.
Claims (8)
1. a fume treatment spray column, comprise spray column, slurry pool, spray equipment, demist layer, described spray column bottom is provided with gas approach, gas approach is that oblique below is arranged, spray column top is provided with exhanst gas outlet, successively to having demist layer and spray equipment in spray column below exhanst gas outlet, slurry pool is provided with bottom spray column, in slurry pool, oxidation unit is installed, it is characterized in that: in the spray column between described slurry pool and spray equipment, be provided with Flue Gas Pretreatment Device and smoke distribution device from top to bottom successively, described Flue Gas Pretreatment Device comprises a conical shell, gas approach is connected to conical shell bottom, conical shell lower end is opening, conical shell axle center place is provided with the cone spindle corresponding with conical shell, cone spindle is provided with the blade consistent with cone spindle length, cone spindle bottom connects the first motor by motor shaft, described smoke distribution device comprises cylindrical lower portion and upper conical portion, cylindrical lower portion and upper conical portion are all inner hollow, the sidewall of cylindrical lower portion and upper conical portion is densely covered with flue gas gas outlet, the lower end of cylindrical lower portion connects conical shell upper end by horn mouth, the upper end of cylindrical lower portion and the lower end of upper conical portion seal and coaxially link together, described smoke distribution device axle center place is provided with power transmission shaft, power transmission shaft connects the second motor.
2. a kind of fume treatment spray column according to claim 1, it is characterized in that: described spray equipment comprises pouring liquid plate, described pouring liquid plate upper end is provided with overflow lip, drench liquid plate lower end and be provided with spray nozzle, described pouring liquid plate is densely covered with through hole, and overflow lip is connected slurry pool by water pipe with water pump with spray nozzle.
3. a kind of fume treatment spray column according to claim 2, is characterized in that: described pouring liquid plate upper surface and lower surface and through-hole wall are rough machined matsurface.
4. a kind of fume treatment spray column according to claim 1, is characterized in that: described conical shell inwall is provided with clear water shower nozzle, and described clear water shower nozzle connects running water.
5. a kind of fume treatment spray column according to claim 1, is characterized in that: be the mixed serum containing calcium hydroxide and active carbon in described slurry pool.
6. a kind of fume treatment spray column according to claim 1, is characterized in that: described oxidation unit connects oxidation fan.
7. a kind of fume treatment spray column according to claim 1, is characterized in that: the first described motor, the second motor, conical shell are fixed on spray column inwall by support.
8. a kind of fume treatment spray column according to claim 1, is characterized in that: described spray column is for circular.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510919651.5A CN105413441B (en) | 2015-12-09 | 2015-12-09 | A kind of fume treatment spray column |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510919651.5A CN105413441B (en) | 2015-12-09 | 2015-12-09 | A kind of fume treatment spray column |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105413441A true CN105413441A (en) | 2016-03-23 |
| CN105413441B CN105413441B (en) | 2018-07-31 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510919651.5A Active CN105413441B (en) | 2015-12-09 | 2015-12-09 | A kind of fume treatment spray column |
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| Country | Link |
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| CN (1) | CN105413441B (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105937767A (en) * | 2016-06-22 | 2016-09-14 | 安徽中泰创展环境科技有限公司 | Innocent treatment equipment for household refuse |
| CN107261809A (en) * | 2017-08-11 | 2017-10-20 | 杭州航民热电有限公司 | Desulfurizing tower |
| CN107511069A (en) * | 2017-09-22 | 2017-12-26 | 苏州仁益生物科技有限公司 | A kind of efficient energy-saving emission-control equipment |
| CN107551781A (en) * | 2017-09-28 | 2018-01-09 | 苏州百硕自动化环保设备有限公司 | A kind of centrifugal flue gas secondary purification device |
| CN107551789A (en) * | 2017-09-28 | 2018-01-09 | 苏州百硕自动化环保设备有限公司 | A kind of centrifugal smoke eliminator |
| CN110711476A (en) * | 2019-11-30 | 2020-01-21 | 湖南玉道环保科技有限公司 | Environment-friendly spray tower and method |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203408595U (en) * | 2013-08-12 | 2014-01-29 | 新疆天臣源环境工程有限公司 | Efficient flue gas desulfurization device |
| US20150174526A1 (en) * | 2011-08-12 | 2015-06-25 | Mitsubishi Hitachi Power Systems, Ltd. | Wet Type Flue-Gas Desulfurization Method |
-
2015
- 2015-12-09 CN CN201510919651.5A patent/CN105413441B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20150174526A1 (en) * | 2011-08-12 | 2015-06-25 | Mitsubishi Hitachi Power Systems, Ltd. | Wet Type Flue-Gas Desulfurization Method |
| CN203408595U (en) * | 2013-08-12 | 2014-01-29 | 新疆天臣源环境工程有限公司 | Efficient flue gas desulfurization device |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105937767A (en) * | 2016-06-22 | 2016-09-14 | 安徽中泰创展环境科技有限公司 | Innocent treatment equipment for household refuse |
| CN107261809A (en) * | 2017-08-11 | 2017-10-20 | 杭州航民热电有限公司 | Desulfurizing tower |
| CN107261809B (en) * | 2017-08-11 | 2019-12-13 | 杭州航民热电有限公司 | Desulfurizing tower |
| CN107511069A (en) * | 2017-09-22 | 2017-12-26 | 苏州仁益生物科技有限公司 | A kind of efficient energy-saving emission-control equipment |
| CN107551781A (en) * | 2017-09-28 | 2018-01-09 | 苏州百硕自动化环保设备有限公司 | A kind of centrifugal flue gas secondary purification device |
| CN107551789A (en) * | 2017-09-28 | 2018-01-09 | 苏州百硕自动化环保设备有限公司 | A kind of centrifugal smoke eliminator |
| CN107551789B (en) * | 2017-09-28 | 2023-09-15 | 池州市琼琚信息技术服务有限公司 | Centrifugal type flue gas purifying device |
| CN107551781B (en) * | 2017-09-28 | 2023-09-22 | 池州市琼琚信息技术服务有限公司 | Centrifugal type secondary flue gas purifying device |
| CN110711476A (en) * | 2019-11-30 | 2020-01-21 | 湖南玉道环保科技有限公司 | Environment-friendly spray tower and method |
| CN110711476B (en) * | 2019-11-30 | 2023-12-26 | 湖南玉道环保科技有限公司 | Environment-friendly spray tower and method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105413441B (en) | 2018-07-31 |
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Address after: 246300 3 South Ring Road, Qianshan County Economic Development Zone, Anqing, Anhui Applicant after: Anhui Sino Thai exhibition environment Polytron Technologies Inc Address before: 246300 3 South Ring Road, Qianshan County Economic Development Zone, Anqing, Anhui Applicant before: ANHUI ZHONGTAI CHUANGZHAN ENVIRONMENT TECHNOLOGY CO., LTD. |
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Address after: 246300 3 South Ring Road, Qianshan County Economic Development Zone, Anqing, Anhui Patentee after: ANHUI ZHONGTAI CHUANGZHAN ENVIRONMENT TECHNOLOGY Co.,Ltd. Address before: 246300 3 South Ring Road, Qianshan County Economic Development Zone, Anqing, Anhui Patentee before: ANHUI ZHONGTAI CHUANGZHAN ENVIRONMENTAL TECHNOLOGY Co.,Ltd. |
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