CN111265980A - High-efficient desulfurizing tower - Google Patents
High-efficient desulfurizing tower Download PDFInfo
- Publication number
- CN111265980A CN111265980A CN202010028487.XA CN202010028487A CN111265980A CN 111265980 A CN111265980 A CN 111265980A CN 202010028487 A CN202010028487 A CN 202010028487A CN 111265980 A CN111265980 A CN 111265980A
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- Prior art keywords
- desulfurizing tower
- tower body
- spray pipe
- pipe
- desulfurizing
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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
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/46—Removing components of defined structure
- B01D53/48—Sulfur compounds
- B01D53/50—Sulfur oxides
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- 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
- B01D45/04—Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces by utilising inertia
- B01D45/08—Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces by utilising inertia by impingement against baffle separators
-
- 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
- B01D53/75—Multi-step processes
-
- 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
- B01D53/77—Liquid phase processes
- B01D53/79—Injecting reactants
Abstract
The invention discloses a high-efficiency desulfurizing tower which comprises a desulfurizing tower body (1), wherein an air inlet pipe (2) is connected to the desulfurizing tower body (1), a first spray pipe (3) is connected to the desulfurizing tower body (1), a plurality of first nozzles (4) are connected to the first spray pipe (3), a first demister (5) is connected to the position, located above the first demister (5), in the desulfurizing tower body (1), a second spray pipe (6) is connected to the position, located above the first demister (5), in the desulfurizing tower body (1), a plurality of second nozzles (7) with downward openings are connected to the second spray pipe (6), a plurality of drainage plates (8) are connected to the position, located above the second spray pipe (6), in the desulfurizing tower body (1), and an exhaust port (12) is arranged at the top of the desulfurizing tower body (1). Compared with the prior art, the invention has the advantages that: simple structure, reasonable design, good desulfurization effect and more environmental protection.
Description
Technical Field
The invention relates to the technical field of desulfurization, in particular to a high-efficiency desulfurizing tower.
Background
The desulfurizing tower is a tower type device for desulfurizing industrial waste gas, is most widely applied by building granite at first, and utilizes a water film desulfurizing and dedusting principle, namely a granite water film desulfurizing and dedusting device or a granite water film desulfurizing and dedusting device. The advantages are easy maintenance, and can achieve the effects of dust removal and desulfurization (denitrification) by preparing different dust-removing agents. With the development of the glass fiber reinforced plastic technology, the desulfurization tower is gradually changed into the desulfurization tower made of glass fiber reinforced plastic, compared with a granite desulfurization tower, the glass fiber reinforced plastic desulfurization tower has the advantages of low cost, easy processing, corrosion resistance, high temperature resistance and wear resistance, and is one of the important development trends of the desulfurization tower.
But current desulfurizing tower structure is complicated, its tower internal cross section area equals everywhere, the velocity of flow that the flue gas was everywhere in the tower also equals, though flue gas and spray liquid reverse flow, the flue gas is steady with spraying liquid contact, the evaporation water yield reduces, the water yield that the solid carried in the smoke and dust also reduces, the flue gas can not fully mix with spray water, traditional desulfurizing tower is sulfur dioxide in to the flue gas, the absorption rate of smoke and dust is low, the desulfurization effect is not good, there is residue easily, directly discharge in the air, not only harm health, also can the polluted environment, be unfavorable for the environmental protection.
Disclosure of Invention
The invention aims to solve the technical problem of providing the efficient desulfurizing tower which is simple in structure, reasonable in design, good in desulfurizing effect and more environment-friendly.
In order to solve the technical problems, the technical scheme provided by the invention is as follows: a high-efficiency desulfurizing tower comprises a desulfurizing tower body, wherein an air inlet pipe is connected to the desulfurizing tower body, the outlet of the air inlet pipe is bent towards the bottom of the desulfurizing tower body, a first spray pipe is connected to the desulfurizing tower body, the first spray pipe is positioned below the air inlet pipe, a plurality of first nozzles with upward openings are connected to the first spray pipe, a first demister is connected to the upper portion of the air inlet pipe in the desulfurizing tower body, a second spray pipe is connected to the upper portion of the first demister on the desulfurizing tower body, a plurality of second nozzles with downward openings are connected to the second spray pipe, a plurality of drainage plates are connected to the upper portion of the second spray pipe in the desulfurizing tower body, the drainage plates are distributed in a relatively staggered manner, a baffle plate is connected to the upper portion of the drainage plate in the desulfurizing tower body, and a second demister is connected to the upper portion of the baffle plate in the desulfurizing tower body, and an activated carbon layer is arranged above the second demister in the desulfurizing tower body, and an exhaust port is arranged at the top of the desulfurizing tower body.
After adopting the structure, the invention has the following advantages: the gas-liquid separator has the advantages of simple structure and reasonable design, and can ensure that the gas which enters the desulfurizing tower body for the first time can fully react with the liquid sprayed by the first nozzle, so that the gas which enters the desulfurizing tower body for the first time can be fully washed, and the gas generated after the first washing is finished can be washed for the second time by the liquid sprayed by the second nozzle, so that the gas which enters the desulfurizing tower body can be fully reacted, thereby greatly improving the dedusting and desulfurizing effects.
As the improvement, the desulfurizing tower body below is connected and is equipped with the supporting leg, and the setting of supporting leg can make the desulfurizing tower body keep away from ground, more convenient operation.
As an improvement, the bottom of the desulfurizing tower body is of a concave arc-shaped structure, a deslagging port is arranged at the central position of the bottom of the desulfurizing tower body, and impurities deposited in the desulfurizing tower body can be discharged through the deslagging port, so that the desulfurizing tower is more convenient to use.
As the improvement, the exit of intake pipe is connected and is equipped with gaseous dispersion devices, and gaseous dispersion devices's setting can be with the intake pipe gas physical stamina with the mode entering into desulfurizing tower this internally of dispersion, makes things convenient for a nozzle spun liquid physical stamina to be with this gaseous abundant washing, and the practicality is good.
As the improvement, gaseous dispersion devices includes the radius cone cap, evenly be equipped with a plurality of exhaust holes on the arc surface of radius cone cap and intake pipe intercommunication and radius cone cap, make and enter into rethread exhaust hole discharge behind the radius cone cap through the intake pipe combustion gas to make gaseous mode discharge with the dispersion.
As an improvement, the first spray pipe and the second spray pipe are both spiral disc-shaped, the first spray nozzles are uniformly distributed on the first spray pipe, and the second spray nozzles are uniformly distributed on the second spray pipe, so that liquid sprayed out of the first spray nozzles and the second spray nozzles can fully cover the whole desulfurization tower body, the liquid distribution of the first spray nozzles and the second spray nozzles is more uniform, and no spraying dead angle exists.
As the improvement, all connect on shower one and the shower two and be equipped with the wet return, the other end and the desulfurizing tower body bottom of wet return are connected to make the inside liquid of collecting of desulfurizing tower body can carry out reuse, and environmental protection more can set up the ooff valve on the wet return, when making the liquid of this internal collection of desulfurizing tower not need the circulation use, can close the ooff valve on the wet return, and is simple and convenient.
As the improvement, demister one includes the wave plates that a plurality of gaps set up side by side, forms the circulation channel between two adjacent wave plates, be equipped with corrosion resistant layer on the wave plate, make the water smoke that produces after accomplishing the first washing can upwards flow through the circulation channel, and when water smoke passes through the circulation channel, because the circulation channel is the wave, make the water smoke when realizing the defogging function through the circulation channel, condensed water droplet can automatic drip to the desulfurizing tower originally internally, accomplish the collection of water.
As the improvement, the one end of drainage plate is fixed on the inner wall of desulfurizing tower body, the other end of drainage plate is buckled downwards, can make the drainage plate be the L form to make the water smoke through the drainage plate form the vortex in the department of buckling of drainage plate, improve the effect of condensing of water smoke, make the water smoke greatly reduced after through the drainage plate, thereby can effectively get rid of water smoke.
Drawings
FIG. 1 is a schematic structural diagram of a high-efficiency desulfurization tower according to the present invention.
Fig. 2 is an enlarged schematic view of a portion a in fig. 1.
Fig. 3 is an enlarged schematic view of part B of fig. 1.
FIG. 4 is a schematic structural diagram of a first spray pipe in the high-efficiency desulfurization tower according to the present invention.
As shown in the figure: 1. desulfurizing tower body, 2, intake pipe, 3, shower one, 4, nozzle one, 5, defroster one, 6, shower two, 7, nozzle two, 8, drainage plate, 9, baffling board, 10, defroster two, 11, activated carbon layer, 12, gas vent, 13, supporting leg, 14, row's cinder notch, 15, gaseous dispersion devices, 16, radius cone cap, 17, exhaust hole, 18, wet return, 19, wave board, 20, circulation channel.
Detailed Description
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "inner", "outer", "center", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a specific orientation configuration and operation, and thus, are not to be construed as limiting the present invention.
In the description of the present invention, it should be further noted that, unless otherwise specifically stated or limited, the terms "provided", "mounted", "connected", and the like are used in a broad sense and are intended to be inclusive, e.g., that they may be fixedly connected, detachably connected, or integrally connected, mechanically connected, electrically connected, directly connected, indirectly connected through an intermediate medium, or intercommunicated between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
The present invention will be described in further detail with reference to the accompanying drawings.
With reference to the attached figures 1-4, the high-efficiency desulfurizing tower comprises a desulfurizing tower body 1, wherein an air inlet pipe 2 is connected to the desulfurizing tower body 1, the outlet of the air inlet pipe 2 is bent towards the bottom of the desulfurizing tower body 1, a first spray pipe 3 is connected to the desulfurizing tower body 1, the first spray pipe 3 is positioned below the air inlet pipe 2, a plurality of first nozzles 4 with upward openings are connected to the first spray pipe 3, a first demister 5 is connected to the upper portion of the air inlet pipe 2 in the desulfurizing tower body 1, a second spray pipe 6 is connected to the upper portion of the first demister 5 on the desulfurizing tower body 1, a plurality of second nozzles 7 with downward openings are connected to the second spray pipe 6 on the second spray pipe 6, a plurality of drainage plates 8 are connected to the upper portion of the second spray pipe 6 in the desulfurizing tower body 1, the drainage plates 8 are distributed in a relatively staggered manner, and a baffle plate 9 is connected to the upper portion of the drainage plate 8 in the desulfurizing tower body, a second demister 10 is connected and arranged above the baffle plate 9 in the desulfurizing tower body 1, an activated carbon layer 11 is arranged above the second demister 10 in the desulfurizing tower body 1, and an exhaust port 12 is arranged at the top of the desulfurizing tower body 1.
The lower part of the desulfurizing tower body 1 is connected with supporting legs 13, the bottom of the desulfurizing tower body 1 is of a downward concave arc-shaped structure, a deslagging port 14 is arranged at the central position of the bottom of the desulfurizing tower body 1, a gas dispersing device 15 is connected and arranged at the outlet of the air inlet pipe 2, the gas dispersing device 15 comprises an inverted conical cap 16, the inverted conical cap 16 is communicated with the air inlet pipe 2, a plurality of exhaust holes 17 are uniformly formed in the arc surface of the inverted conical cap 16, the first spray pipe 3 and the second spray pipe 6 are both in a spiral disc shape, the first spray nozzles 4 are uniformly distributed on the first spray pipe 3, the second spray nozzles 7 are uniformly distributed on the second spray pipe 6, the first spray pipe 3 and the second spray pipe 6 are both connected with a return pipe 18, the other end of the return pipe 18 is connected with the bottom of the desulfurizing tower body 1, and the first demister 5 comprises a plurality of wave plates 19 which are arranged in a, form circulation passageway 20 between two adjacent wave plates 19, be equipped with corrosion resistant layer on the wave plates 19, the one end of drainage plate 8 is fixed on the inner wall of desulfurizing tower body 1, the other end of drainage plate 8 is buckled downwards.
The working principle of the invention is as follows: the flue gas enters the inverted conical cap 16 from the gas inlet pipe 2 and then is uniformly discharged into the desulfurizing tower body 1 through the gas outlet holes 17, upward sprayed liquid reacts with the flue gas through the first nozzle 4, the flue gas is washed for the first time, the mist eliminator 5 clears away water mist generated by the first washing, upward flowing gas after being demisted is backflushed downwards through the liquid sprayed by the second nozzle 7, the gas entering the desulfurizing tower body 1 is washed for the second time, the water mist generated after the second washing flows upwards, the plurality of drainage plates 8 are distributed in a staggered mode to enable the gas to ascend in a circuitous line in the desulfurizing tower body 1, heavier water mist can directly fall downwards when passing through the drainage plates 8 in the ascending process, and therefore preliminary demisting of the water mist is achieved, the water mist is demisted through the baffle plate 9 again, the water mist finally passes through the baffle plate 9 is less, and finally demisted is performed through the second demister 10, the gas that accomplishes the defogging passes through the active carbon layer 11 drying back and discharges through gas vent 12, and the liquid that falls into in the desulfurizing tower body 1 can circulate in the 18 reentrant shower of back flow in one 3 and the shower of two 6, can resources are saved, when the impurity in the desulfurizing tower body 1 was more, can open row cinder notch 14 and carry out row's sediment processing, and is more convenient.
The present invention and its embodiments have been described above, and the description is not intended to be limiting, and the drawings are only one embodiment of the present invention, and the actual structure is not limited thereto. In summary, those skilled in the art should, without departing from the spirit of the present invention, devise similar structural modes and embodiments without inventively designing them, and shall fall within the scope of the present invention.
Claims (9)
1. A high-efficient desulfurizing tower which characterized in that: the desulfurizing tower comprises a desulfurizing tower body (1), wherein an air inlet pipe (2) is connected to the desulfurizing tower body (1), the outlet of the air inlet pipe (2) is bent towards the bottom of the desulfurizing tower body (1), a first spray pipe (3) is connected to the desulfurizing tower body (1), the first spray pipe (3) is positioned below the air inlet pipe (2), a plurality of first nozzles (4) with upward openings are connected to the first spray pipe (3), a first demister (5) is connected to the upper portion of the air inlet pipe (2) in the desulfurizing tower body (1), a second spray pipe (6) is connected to the upper portion of the first demister (5) in the desulfurizing tower body (1), a plurality of second nozzles (7) with downward openings are connected to the second spray pipe (6), and a plurality of drainage plates (8) are connected to the upper portion of the second spray pipe (6) in the desulfurizing tower body (1), the modified desulfurization tower is characterized in that the drainage plates (8) are distributed in a relatively staggered manner, baffle plates (9) are connected and arranged above the drainage plates (8) in the desulfurization tower body (1), two demisters (10) are connected and arranged above the baffle plates (9) in the desulfurization tower body (1), an activated carbon layer (11) is arranged above the two demisters (10) in the desulfurization tower body (1), and an exhaust port (12) is arranged at the top of the desulfurization tower body (1).
2. The high efficiency desulfurization tower of claim 1, wherein: the desulfurizing tower is characterized in that supporting legs (13) are connected and arranged below the desulfurizing tower body (1).
3. The high efficiency desulfurization tower of claim 1, wherein: the desulfurizing tower is characterized in that the bottom of the desulfurizing tower body (1) is of a downward concave arc-shaped structure, and a slag discharge port (14) is formed in the center of the bottom of the desulfurizing tower body (1).
4. The high efficiency desulfurization tower of claim 1, wherein: and an outlet of the air inlet pipe (2) is connected with an air dispersing device (15).
5. The high efficiency desulfurization tower of claim 4, wherein: gas dispersion device (15) are including radius cone cap (16), evenly be equipped with a plurality of exhaust holes (17) on the arc surface of radius cone cap (16) and intake pipe (2) intercommunication and radius cone cap (16).
6. The high efficiency desulfurization tower of claim 1, wherein: the first spray pipe (3) and the second spray pipe (6) are both in a spiral disc shape, the first spray nozzles (4) are uniformly distributed on the first spray pipe (3), and the second spray nozzles (7) are uniformly distributed on the second spray pipe (6).
7. The high efficiency desulfurization tower of claim 1, wherein: and the first spray pipe (3) and the second spray pipe (6) are connected with a water return pipe (18), and the other end of the water return pipe (18) is connected with the bottom of the desulfurizing tower body (1).
8. The high efficiency desulfurization tower of claim 1, wherein: demister (5) include a plurality of wave plates (19) that the clearance set up side by side, form circulation channel (20) between two adjacent wave plates (19), be equipped with the corrosion resistant layer on wave plate (19).
9. The high efficiency desulfurization tower of claim 1, wherein: one end of the drainage plate (8) is fixed on the inner wall of the desulfurizing tower body (1), and the other end of the drainage plate (8) is bent downwards.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010028487.XA CN111265980A (en) | 2020-01-11 | 2020-01-11 | High-efficient desulfurizing tower |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010028487.XA CN111265980A (en) | 2020-01-11 | 2020-01-11 | High-efficient desulfurizing tower |
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| Publication Number | Publication Date |
|---|---|
| CN111265980A true CN111265980A (en) | 2020-06-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010028487.XA Pending CN111265980A (en) | 2020-01-11 | 2020-01-11 | High-efficient desulfurizing tower |
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| CN (1) | CN111265980A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111871075A (en) * | 2020-07-17 | 2020-11-03 | 江苏乾宏能源科技有限公司 | Be used for tar processing waste gas SOx/NOx control integration equipment |
| CN115591393A (en) * | 2022-12-07 | 2023-01-13 | 北京天中方环保科技有限公司（Cn） | Desulfurization and denitrification combined equipment and use method thereof |
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| EP0346062A2 (en) * | 1988-06-06 | 1989-12-13 | Foster Wheeler Energy Corporation | A fluidized bed reactor utilizing channel separators |
| CN102228780A (en) * | 2011-07-18 | 2011-11-02 | 杨培灿 | Pneumatic flow dividing, spraying and desulfurizing equipment |
| CN107118982A (en) * | 2017-05-05 | 2017-09-01 | 南京工业大学 | A kind of Thiobacillus ferrooxidans and its application |
| CN207342479U (en) * | 2017-07-17 | 2018-05-11 | 赵萍 | The ultra-clean processing unit of sulfur dioxide |
| CN207871891U (en) * | 2018-01-03 | 2018-09-18 | 凉山矿业股份有限公司 | A kind of efficient desulfurizing tower |
| US20180299194A1 (en) * | 2017-04-12 | 2018-10-18 | Larry Baxter | Method for Preventing Fouling of a Demister |
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2020
- 2020-01-11 CN CN202010028487.XA patent/CN111265980A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0346062A2 (en) * | 1988-06-06 | 1989-12-13 | Foster Wheeler Energy Corporation | A fluidized bed reactor utilizing channel separators |
| CN102228780A (en) * | 2011-07-18 | 2011-11-02 | 杨培灿 | Pneumatic flow dividing, spraying and desulfurizing equipment |
| US20180299194A1 (en) * | 2017-04-12 | 2018-10-18 | Larry Baxter | Method for Preventing Fouling of a Demister |
| CN107118982A (en) * | 2017-05-05 | 2017-09-01 | 南京工业大学 | A kind of Thiobacillus ferrooxidans and its application |
| CN207342479U (en) * | 2017-07-17 | 2018-05-11 | 赵萍 | The ultra-clean processing unit of sulfur dioxide |
| CN207871891U (en) * | 2018-01-03 | 2018-09-18 | 凉山矿业股份有限公司 | A kind of efficient desulfurizing tower |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111871075A (en) * | 2020-07-17 | 2020-11-03 | 江苏乾宏能源科技有限公司 | Be used for tar processing waste gas SOx/NOx control integration equipment |
| CN111871075B (en) * | 2020-07-17 | 2021-09-14 | 江苏乾宏能源科技有限公司 | Be used for tar processing waste gas SOx/NOx control integration equipment |
| CN115591393A (en) * | 2022-12-07 | 2023-01-13 | 北京天中方环保科技有限公司（Cn） | Desulfurization and denitrification combined equipment and use method thereof |
| CN115591393B (en) * | 2022-12-07 | 2023-03-21 | 北京天中方环保科技有限公司 | Desulfurization and denitrification combined equipment and use method thereof |
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Application publication date: 20200612 |