CN212440752U - Coke oven dry quenching gas desorption adsorption desulfurization device - Google Patents
Coke oven dry quenching gas desorption adsorption desulfurization device Download PDFInfo
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- CN212440752U CN212440752U CN202020726517.XU CN202020726517U CN212440752U CN 212440752 U CN212440752 U CN 212440752U CN 202020726517 U CN202020726517 U CN 202020726517U CN 212440752 U CN212440752 U CN 212440752U
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- adsorption tower
- pipe
- adsorption
- bucket elevator
- oven dry
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- 238000001179 sorption measurement Methods 0.000 title claims abstract description 69
- 239000000571 coke Substances 0.000 title claims abstract description 21
- 238000010791 quenching Methods 0.000 title claims abstract description 18
- 230000000171 quenching effect Effects 0.000 title claims abstract description 16
- 238000006477 desulfuration reaction Methods 0.000 title claims abstract description 14
- 230000023556 desulfurization Effects 0.000 title claims abstract description 14
- 238000003795 desorption Methods 0.000 title claims abstract description 6
- 239000000779 smoke Substances 0.000 claims abstract description 28
- 239000003463 adsorbent Substances 0.000 claims abstract description 27
- 239000007789 gas Substances 0.000 claims abstract description 17
- 241000208125 Nicotiana Species 0.000 claims abstract 6
- 235000002637 Nicotiana tabacum Nutrition 0.000 claims abstract 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 27
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims description 8
- 239000003546 flue gas Substances 0.000 claims description 8
- 239000007788 liquid Substances 0.000 claims description 4
- 238000005406 washing Methods 0.000 claims description 4
- 238000004140 cleaning Methods 0.000 claims description 2
- HIVLDXAAFGCOFU-UHFFFAOYSA-N ammonium hydrosulfide Chemical compound [NH4+].[SH-] HIVLDXAAFGCOFU-UHFFFAOYSA-N 0.000 claims 1
- 239000002912 waste gas Substances 0.000 abstract description 13
- 238000004939 coking Methods 0.000 abstract description 8
- 239000000428 dust Substances 0.000 abstract description 5
- 238000000034 method Methods 0.000 abstract description 5
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 239000002699 waste material Substances 0.000 abstract description 3
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 4
- BFNBIHQBYMNNAN-UHFFFAOYSA-N ammonium sulfate Chemical compound N.N.OS(O)(=O)=O BFNBIHQBYMNNAN-UHFFFAOYSA-N 0.000 description 4
- 229910052921 ammonium sulfate Inorganic materials 0.000 description 4
- 235000011130 ammonium sulphate Nutrition 0.000 description 4
- 238000001035 drying Methods 0.000 description 3
- 239000000243 solution Substances 0.000 description 3
- 230000003009 desulfurizing effect Effects 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 238000004064 recycling Methods 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 238000006555 catalytic reaction Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 238000010926 purge Methods 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 239000002351 wastewater Substances 0.000 description 1
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Abstract
The utility model discloses a coke oven dry coke quenching diffuses gas adsorption process desulphurization unit, the utility model relates to a desulphurization unit technical field, including total flue, one side of total flue is equipped with the adsorption tower, is equipped with the adsorbent layer in the adsorption tower, and the below fixed mounting of adsorption tower front surface advances the tobacco pipe, and the top fixed mounting of adsorption tower front surface goes out the tobacco pipe, advances the tobacco pipe and goes out the tobacco pipe and all communicate with each other with the adsorption tower is inside, advances the below of tobacco pipe and total flueThrough first connecting pipe intercommunication, one side of adsorption tower is equipped with the bucket elevator, and the upper end of bucket elevator communicates with the upper end of adsorption tower. The utility model has the advantages of reasonable design, convenient to use can use this device desorption SO in actual production2And partial smoke dust, the equipment investment is small, the operation cost is low, and the tail waste is recycled, so that an effective treatment way is provided for the desulfurization treatment of the dry coke waste gas of the coking enterprises.
Description
Technical Field
The utility model relates to the technical field of a desulfurizing device, in particular to a coke oven dry quenching exhaust gas adsorption desulfurizing device.
Background
In order to thoroughly control the atmospheric pollution, the national environmental protection requires SO in the waste gas discharged by the industrial industries such as the coke-oven plant and the like2The treatment is carried out to reach the standard. The method is a method for directly discharging and diffusing the atmospheric gas commonly used by coke oven dry quenching waste gas of the coke plant at present.
Dry coke-quenching waste gas of coking enterprises, small total gas amount, low smoke temperature and NOXSmall content of SO2High content of smoke and dust. With the improvement of the requirement of the current national environmental protection department on the treatment level of the waste gas of the coking enterprises, the current direct-discharge emission method is not allowed, and the emission treatment is required.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a coke oven dry quenching exhaust gas adsorption method desulphurization unit to solve the prior art not enough.
In order to achieve the above object, the utility model provides a following technical scheme: comprises a main flue, an adsorption tower is arranged on one side of the main flue, an adsorbent layer is arranged in the adsorption tower, a smoke inlet pipe is fixedly arranged below the front surface of the adsorption tower, a smoke outlet pipe is fixedly arranged above the front surface of the adsorption tower, the smoke inlet pipe and the smoke outlet pipe are both communicated with the inside of the adsorption tower, the smoke inlet pipe is communicated with the lower part of the main flue through a first connecting pipe, a bucket elevator is arranged on one side of the adsorption tower, the upper end of the bucket elevator is communicated with the upper end of the adsorption tower, a box body with an upper opening is arranged below the bucket elevator, the lower end of the bucket elevator is positioned in the box body and communicated with the inside of the box body, a chimney is arranged on one side of the bucket elevator, the chimney is communicated with the smoke outlet pipe through a second connecting pipe, a smoke blower is fixedly arranged on one end of the first connecting pipe, a water pump is arranged on one, one side of the water pump is provided with a water inlet pipe, one end of the water inlet pipe is connected with the washing water tank, a water outlet head corresponds to the upper opening of the box body, the lower end of one side of the box body is fixedly provided with a transverse pipe, the transverse pipe is communicated with the inside of the box body, and one end of the transverse pipe is communicated with the solution tank filled with ammonium sulfate.
According to the coke oven dry quenching diffused gas adsorption desulfurization device, the liquid discharge port is arranged below the adsorption tower, and the water vapor cleaning port and the clean flue gas discharge port are arranged on the adsorption tower.
According to the coke oven dry quenching diffused gas adsorption desulfurization device, the adsorbent layer is movably arranged in the adsorption tower.
According to the coke oven dry quenching diffused gas adsorption desulfurization device, the thickness of the adsorbent layer is 0.5m, the adsorbent layer is divided into four sections which are connected in series, the upper two sections are mainly drying sections, and the lower two sections are adsorption sections.
According to the coke oven dry quenching diffused gas adsorption desulphurization device, the first connecting pipe and the second connecting pipe are both provided with valves.
The utility model has the advantages that: the utility model has the advantages of reasonable design, convenient to use can use this device desorption SO in actual production2And partial smoke dust, the equipment investment is small, the operation cost is low, and the tail waste is recycled, so that an effective treatment way is provided for the desulfurization treatment of the dry coke waste gas of the coking enterprises.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive labor.
Fig. 1 is a schematic view of the overall structure of the present invention.
Reference numerals: 1-total flue, 2-adsorption tower, 3-first connecting pipe, 4-bucket elevator, 5-smoke inlet pipe, 6-smoke outlet pipe, 7-box, 8-chimney, 9-second connecting pipe, 10-smoke blower, 11-water pump, 12-water outlet head, 13-third connecting pipe, 14-water inlet pipe and 15-horizontal pipe.
Detailed Description
As shown in fig. 1, the coke oven dry quenching diffused gas adsorption desulfurization device specifically disclosed in this embodiment includes a main flue 1, an adsorption tower 2 is disposed on one side of the main flue 1, and the adsorption tower2 is internally provided with an adsorbent layer, a smoke inlet pipe 5 is fixedly arranged below the front surface of the adsorption tower 2, a smoke outlet pipe 6 is fixedly arranged above the front surface of the adsorption tower 2, the smoke inlet pipe 5 and the smoke outlet pipe 6 are both communicated with the inside of the adsorption tower 2, the smoke inlet pipe 5 is communicated with the lower part of the main flue 1 through a first connecting pipe 3, one side of the adsorption tower 2 is provided with a bucket elevator 4, the upper end of the bucket elevator 4 is communicated with the upper end of the adsorption tower 2, a box body 7 with an upper opening is arranged below the bucket elevator 4, the lower end of the bucket elevator 4 is positioned in the box body 7 and is communicated with the inside of the box body 7, one side of the bucket elevator 4 is provided with a chimney 8, the chimney 8 is communicated with the smoke outlet pipe 6 through a second connecting pipe 9, one end of the first connecting pipe 3 is fixedly provided with a smoke blower 10, one side of the upper end of the, the water outlet head 12 is communicated with the water pump 11 through a third connecting pipe 13, one side of the water pump 11 is provided with a water inlet pipe 14, one end of the water inlet pipe 14 is connected with the washing water tank, the water outlet head 12 corresponds to the upper opening of the box body 7, a transverse pipe 15 is fixedly installed at the lower end of one side of the box body 7, the transverse pipe 15 is communicated with the inside of the box body 7, and one end of the transverse pipe 15 is communicated with a solution tank containing ammonium sulfate. The utility model has the advantages of reasonable design, convenient to use can use this device desorption SO in actual production2And partial smoke dust, the equipment investment is small, the operation cost is low, and the tail waste is recycled, so that an effective treatment way is provided for the desulfurization treatment of the dry coke waste gas of the coking enterprises. The dry coke-quenching waste gas of a coking enterprise passes through an adsorbent layer in the device in a cross flow mode, and most of SO2 in the waste gas is converted into SO under the catalysis of the adsorbent3And SO3Together with small amounts of unconverted SO2Meanwhile, the flue gas is adsorbed by the adsorbent, most of the smoke dust is also adsorbed in the adsorbent layer of the adsorption tower 2, the adsorbent is unloaded into a device water tank from the adsorption tower 2 along with the progress of the device, the adsorbent is analyzed and regenerated and then reused, dilute sulfuric acid wastewater generated after the analysis enters an ammonium sulfate system to be fully utilized, coke-drying waste gas of a coking enterprise is recovered firstly, the temperature of the waste gas is adjusted to be 120-150 ℃, the waste gas enters a cross-flow adsorbent adsorption device, and SO in the waste gas is absorbed by the cross-flow adsorbent adsorption device2The adsorbent is catalytically converted in the adsorbent layer and adsorbed in the pores of the adsorbent, and the adsorbent saturated in adsorption is desorbed and regenerated by water washingThe bucket elevator 4 is sent back to the adsorption tower 2 for recycling, and the washing water (dilute sulfuric acid aqueous solution) of the regenerated adsorbent is sent to the ammonium sulfate working section of the coking plant for recycling.
Specifically, a liquid discharge port is provided below the adsorption tower 2, and a water vapor purge port and a clean flue gas discharge port are provided in the adsorption tower 2. When using this device, can be with the liquid discharge in the adsorption tower 2 through the leakage fluid dram, clean adsorption tower 2 through the vapor scavenge port can be convenient for, the gas in the adsorption tower 2 of can being convenient for discharge through clean flue gas escape orifice.
Specifically, the adsorbent layer described in this embodiment is movably disposed in the adsorption tower 2. When using this device, through the activity setting of active carbon adsorption layer in adsorption tower 2, the adsorbent layer of can being convenient for is changed.
Furthermore, the thickness of the adsorbent layer described in this embodiment is 0.5m, and the adsorbent layer is divided into four sections which are connected in series, wherein the upper two sections are mainly drying sections, and the lower two sections are adsorption sections. When using this device, can be convenient for purify the flue gas through the adsorbent layer to it is more convenient to make this device use.
Furthermore, the first connection pipe 3 and the second connection pipe 9 of the present embodiment are provided with valves. When using this device, can be convenient for the flue gas to get into in adsorption tower 2 and discharge in adsorption tower 2 through the valve.
The embodiments of the present invention have been described with reference to the accompanying drawings, but these descriptions should not be construed as limiting the scope of the present invention, and the technical contents not described in detail in the present invention are known in the art.
Claims (5)
1. A coke oven dry quenching gas desorption adsorption desulfurization device is characterized in that: comprises a main flue (1), one side of the main flue (1) is provided with an adsorption tower (2), an adsorbent layer is arranged in the adsorption tower (2), a smoke inlet pipe (5) is fixedly arranged below the front surface of the adsorption tower (2), a smoke outlet pipe (6) is fixedly arranged above the front surface of the adsorption tower (2), the smoke inlet pipe (5) and the smoke outlet pipe (6) are both communicated with the inside of the adsorption tower (2), the smoke inlet pipe (5) is communicated with the lower part of the main flue (1) through a first connecting pipe (3), one side of the adsorption tower (2) is provided with a bucket elevator (4), the upper end of the bucket elevator (4) is communicated with the upper end of the adsorption tower (2), a box body (7) with an upper opening is arranged below the bucket elevator (4), the lower end of the bucket elevator (4) is positioned in the box body (7) and is communicated with the inside of the box body (7), one side of the bucket elevator (4) is provided with, chimney (8) and play tobacco pipe (6) are through second connecting pipe (9) intercommunication, the one end fixed mounting flue gas fan (10) of first connecting pipe (3), one side of bucket elevator (4) upper end is equipped with water pump (11), be equipped with between bucket elevator (4) and water pump (11) out flood peak (12), go out flood peak (12) and water pump (11) through third connecting pipe (13) intercommunication, one side of water pump (11) is equipped with inlet tube (14), the washing water pitcher is connected to the one end of inlet tube (14), it is corresponding with the upper shed of box (7) to go out flood peak (12), the lower extreme fixed mounting of box (7) one side is violently managed (15), violently pipe (15) and box (7) inside communicate with each other, the one end of violently pipe (15) with be equipped with sulphur ammonium solution jar.
2. The coke oven dry quenching diffused gas adsorption desulfurization device of claim 1, characterized in that: the lower part of the adsorption tower (2) is provided with a liquid outlet, and the adsorption tower (2) is provided with a water vapor cleaning port and a clean flue gas discharge port.
3. The coke oven dry quenching diffused gas adsorption desulfurization device of claim 1, characterized in that: the adsorbent layer is movably arranged in the adsorption tower (2).
4. The coke oven dry quenching diffused gas adsorption desulfurization device of claim 1, characterized in that: the thickness of adsorbent layer 0.5m, divide into four sections and establish ties, two above are dry section mainly, and two below are the adsorption stage.
5. The coke oven dry quenching diffused gas adsorption desulfurization device of claim 1, characterized in that: and valves are arranged on the first connecting pipe (3) and the second connecting pipe (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020726517.XU CN212440752U (en) | 2020-05-07 | 2020-05-07 | Coke oven dry quenching gas desorption adsorption desulfurization device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020726517.XU CN212440752U (en) | 2020-05-07 | 2020-05-07 | Coke oven dry quenching gas desorption adsorption desulfurization device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212440752U true CN212440752U (en) | 2021-02-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020726517.XU Active CN212440752U (en) | 2020-05-07 | 2020-05-07 | Coke oven dry quenching gas desorption adsorption desulfurization device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212440752U (en) |
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2020
- 2020-05-07 CN CN202020726517.XU patent/CN212440752U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: Room 250, East Building, No. 36 Heping Road, Lixia District, Jinan City, Shandong Province, 250000 Patentee after: Shandong Sunshine Tianrun Chemical Technology Co.,Ltd. Country or region after: China Address before: 271600 no.2715, 27F, Shangcheng International Building 4, west of Jinniushan street, north of Xincheng Road, Feicheng City, Tai'an City, Shandong Province Patentee before: TAIAN SUNSHINE TIANRUN CHEMICAL ENGINEERING CO.,LTD. Country or region before: China |
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| CP03 | Change of name, title or address |