CN110388833B - A gas cleaning takes off white processing system for steel refining furnace - Google Patents
A gas cleaning takes off white processing system for steel refining furnace Download PDFInfo
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- CN110388833B CN110388833B CN201910781517.1A CN201910781517A CN110388833B CN 110388833 B CN110388833 B CN 110388833B CN 201910781517 A CN201910781517 A CN 201910781517A CN 110388833 B CN110388833 B CN 110388833B
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- 238000007670 refining Methods 0.000 title claims abstract description 30
- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 18
- 239000010959 steel Substances 0.000 title claims abstract description 18
- 238000004140 cleaning Methods 0.000 title claims description 3
- 239000000779 smoke Substances 0.000 claims abstract description 95
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 claims abstract description 67
- 239000000428 dust Substances 0.000 claims abstract description 39
- 229910052786 argon Inorganic materials 0.000 claims abstract description 37
- 230000002087 whitening effect Effects 0.000 claims abstract description 27
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims abstract description 17
- 239000003546 flue gas Substances 0.000 claims abstract description 17
- 238000001816 cooling Methods 0.000 claims abstract description 12
- 238000000746 purification Methods 0.000 claims abstract description 11
- 238000004062 sedimentation Methods 0.000 claims description 25
- 239000007789 gas Substances 0.000 claims description 21
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 13
- 238000010521 absorption reaction Methods 0.000 claims description 7
- 238000001179 sorption measurement Methods 0.000 claims description 6
- 239000007788 liquid Substances 0.000 claims description 2
- 239000003517 fume Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 239000007787 solid Substances 0.000 description 3
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 238000003723 Smelting Methods 0.000 description 1
- 239000003463 adsorbent Substances 0.000 description 1
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000000872 buffer Substances 0.000 description 1
- 238000009749 continuous casting Methods 0.000 description 1
- 229910052593 corundum Inorganic materials 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000010891 electric arc Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
- 239000002918 waste heat Substances 0.000 description 1
- 229910001845 yogo sapphire Inorganic materials 0.000 description 1
Images
Classifications
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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
- B01D45/02—Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces by utilising gravity
-
- 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
-
- 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
- B01D53/26—Drying gases or vapours
- B01D53/263—Drying gases or vapours by absorption
-
- 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
- B01D53/26—Drying gases or vapours
- B01D53/265—Drying gases or vapours by refrigeration (condensation)
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D17/00—Arrangements for using waste heat; Arrangements for using, or disposing of, waste gases
- F27D17/001—Extraction of waste gases, collection of fumes and hoods used therefor
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D17/00—Arrangements for using waste heat; Arrangements for using, or disposing of, waste gases
- F27D17/004—Systems for reclaiming waste heat
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D17/00—Arrangements for using waste heat; Arrangements for using, or disposing of, waste gases
- F27D17/008—Arrangements for using waste heat; Arrangements for using, or disposing of, waste gases cleaning gases
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2257/00—Components to be removed
- B01D2257/10—Single element gases other than halogens
- B01D2257/11—Noble gases
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2257/00—Components to be removed
- B01D2257/50—Carbon oxides
- B01D2257/502—Carbon monoxide
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2258/00—Sources of waste gases
- B01D2258/02—Other waste gases
- B01D2258/0283—Flue gases
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/25—Process efficiency
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Environmental & Geological Engineering (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
Abstract
The invention discloses a flue gas purification and whitening treatment system for a steel refining furnace, which comprises a refining furnace ladle, a water-cooled furnace cover assembly, a smoke collecting main pipe assembly, a closed smoke settling basin system, a CO collecting system, an argon collecting system and a tail end whitening system; the water-cooling furnace cover component is buckled at an upper outlet of a refining furnace ladle to collect smoke and dust generated in the ladle, the water-cooling furnace cover component conveys the collected smoke and dust to a closed smoke settling basin system through a smoke collecting main pipe component to collect the smoke and dust, the closed smoke settling basin system is communicated to a CO collecting system through a first exhaust branch pipe to collect CO, the CO collecting system is communicated with an argon collecting system through a second exhaust branch pipe to collect argon, and the argon collecting system is communicated with a tail end whitening system through a terminal exhaust pipe to carry out final whitening of the smoke.
Description
Technical Field
The invention relates to a flue gas purification and whitening treatment system, in particular to a flue gas purification and whitening treatment system for a steel refining furnace.
Background
A Ladle refining furnace (Ladle refining furnace) refers to a device having both a function of heating and refining a steel furnace. The refining device is an important metallurgical device which is used for refining molten steel melted in a primary smelting furnace (an electric arc furnace, an open hearth furnace and a converter), can adjust the temperature of the molten steel, buffers the process and meets the requirements of continuous casting and continuous rolling. During the production process, a large amount of flue gas and smoke dust are generated in the ladle, wherein the flue gas is mainly CO2、CO、O2、N2Ar gas, etc., and the smoke is mainly Al2O3、Fe2O3MnO, SiO, MgO, CaO and the like, only the collection and removal of smoke and dust are considered for the smoke and dust generated by the ladle refining furnace at present, and the collection of the smoke and dust is not consideredThe smoke dust is usually solid powder, and the solid powder smoke dust is easy to scatter around to cause secondary pollution in the collection and post-treatment processes.
In order to solve the above problems, it is necessary to invent a flue gas purification and whitening treatment system for a steel refining furnace, which is used for performing a collection treatment of smoke generated by the steel refining furnace and a whitening treatment of high-temperature and high-humidity flue gas.
Disclosure of Invention
The invention aims to provide a flue gas purification and whitening treatment system for a steel refining furnace, which effectively solves the problems of collection treatment of smoke dust generated by the steel refining furnace and whitening treatment of high-temperature and high-humidity flue gas.
In order to achieve the purpose, the technical scheme adopted by the invention is as follows:
a flue gas purification and whitening treatment system for a steel refining furnace comprises a refining furnace ladle, a water-cooled furnace cover assembly, a smoke collecting main pipe assembly, a closed smoke settling tank system, a CO collection system, an argon collection system and a tail end whitening system;
the water-cooling furnace cover component is buckled at an upper outlet of a refining furnace ladle to collect smoke and dust generated in the ladle, the water-cooling furnace cover component conveys the collected smoke and dust to a closed smoke settling basin system through a smoke collecting main pipe component to collect the smoke and dust, the closed smoke settling basin system is communicated to a CO collecting system through a first exhaust branch pipe to collect CO, the CO collecting system is communicated with an argon collecting system through a second exhaust branch pipe to collect argon, and the argon collecting system is communicated with a tail end whitening system through a terminal exhaust pipe to carry out final whitening of the smoke.
The relative position relations of the CO collecting system, the argon collecting system and the tail end de-whitening system can be exchanged so as to facilitate better CO and Ar gas of the mobile phone.
Furthermore, the water-cooling furnace cover assembly comprises a water-cooling furnace cover, a small furnace cover, a central smoke collecting hood, a skirt smoke collecting hood and an electrode.
Further, the smoke collecting main pipe assembly comprises a first exhaust fan, an inner pipe and a spiral cold water pipe wound on the pipe body of the inner pipe;
the central smoke collecting hood and the skirt smoke collecting hood discharge collected smoke and dust into the inner pipe through the exhaust fan.
Further, the closed smoke sedimentation tank system comprises a sedimentation tank filled with clear water and a closed chamber covered on the sedimentation tank;
the outlet of the inner pipe is below the clear water liquid level in the sedimentation tank, and the distance between the outlet of the inner pipe and the bottom of the sedimentation tank is 0.1-1 m;
the top of the closed chamber is provided with a second exhaust fan, and an air outlet of the second exhaust fan is communicated with the first exhaust branch pipe.
Furthermore, the CO collection system comprises a CO collection bin and a CO adsorption medium arranged in the CO collection bin, the first exhaust branch pipe is arranged at the lower part of the CO collection bin, and the second exhaust branch pipe is arranged at the upper part of the collection bin.
Further, the argon gas collecting system comprises an argon gas collecting bin and an argon gas adsorption medium, the second exhaust branch pipe outlet is arranged at the lower part of the argon gas collecting bin, and the final exhaust pipe is arranged at the upper part of the argon gas collecting bin.
Further, the tail end de-whitening system comprises an absorption tower, a condenser, a demister and a hot air turbulator, wherein the absorption tower, the condenser, the demister and the hot air turbulator are sequentially communicated.
Furthermore, a movable smoke supporting plate is arranged at the bottom of the sedimentation tank, hooks are arranged on two opposite sides of the smoke supporting plate, and a notch for the inner pipe to pass through is formed in the smoke supporting plate.
Furthermore, the closed chamber is provided with a travelling crane for hoisting the smoke dust supporting plate.
Furthermore, a plurality of air supply openings are formed in the top of the closed chamber.
Compared with the prior art, the invention has the following beneficial effects:
in the flue gas purification and whitening treatment system for the steel refining furnace, the collected solid particles such as smoke dust are settled in the settling tank through the settling tank, so that the condition that secondary pollution is easily caused when the pulse bag-type dust collector is adopted to collect the smoke dust in the prior art is avoided, the smoke platforms in the settling tank are gathered to a certain degree, the smoke dust can be taken out through the smoke dust supporting plate for treatment, and the smoke dust is slurry-shaped, so that the smoke dust slurry can not fly in four places in the transportation process; meanwhile, the spiral cold water pipe is arranged on the smoke collecting main pipe assembly of the system, so that primary cooling and whitening can be performed on smoke dust and smoke, and heat exchange is performed between the spiral cold water pipe and the inner pipe to recycle waste heat of the smoke dust and the smoke; and the system can also recycle high-value CO and Ar in the flue gas.
Obviously, many modifications, substitutions, and variations are possible in light of the above teachings of the invention, without departing from the basic technical spirit of the invention, as defined by the following claims.
The foregoing aspects of the present invention are explained in further detail by the following detailed description; this should not be understood as limiting the scope of the above-described subject matter of the present invention to the following examples only; all the technologies realized based on the concept of the present invention belong to the scope of the present invention.
Drawings
FIG. 1 is a schematic view of a system for purifying and whitening flue gas in a steel refining furnace according to the present invention;
FIG. 2 is a system diagram of a water cooling furnace hood assembly, a smoke collecting main pipe assembly and a closed smoke settling basin system in a flue gas purification and whitening treatment system for a steel refining furnace according to the present invention;
FIG. 3 is a top view of a smoke dust support plate in the flue gas purification and whitening treatment system for a steel refining furnace according to the present invention;
in the figure:
1-refining furnace ladle; 2-a water-cooled furnace lid assembly; 3-a smoke collecting main pipe assembly; 4-sealing a smoke sedimentation tank system; 5-a CO collection system; 6-argon gas collection system; 7-tail end white removal system; 8-a first exhaust branch pipe; 9-a second exhaust branch pipe; 10-final exhaust pipe; 21-a water-cooled furnace cover; 22-small furnace cover; 23-central smoke collecting hood; 24-skirt smoke collecting hood; 25-an electrode; 31-a first suction fan; 32-inner tube; 33-spiral cold water pipe; 41-a sedimentation tank; 42-a closed chamber; 43-a second exhaust fan; 44-a smoke pallet; 45-hook, 46-gap; 47-travelling crane; 48-air supplement opening; a 51-CO collection bin; 52-CO adsorbent media; 61-argon gas collection bin; 62-argon adsorption medium; 71-an absorption column; 72-a condenser; 73-a demister; 74-hot air turbulator.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings.
As shown in fig. 1-3, the flue gas purification and whitening treatment system for the steel refining furnace comprises a refining furnace ladle 1, a water-cooled furnace cover assembly 2, a smoke collecting main pipe assembly 3, a closed smoke settling tank system 4, a CO collecting system 5, an argon collecting system 6 and a tail end whitening system 7;
the water-cooling furnace cover component 2 is buckled at an upper outlet of a refining furnace ladle 1 to collect smoke and dust generated in the ladle, the water-cooling furnace cover component 2 conveys the collected smoke and dust to a closed smoke and dust sedimentation tank 4 system through a smoke collection header pipe component 3 to collect the smoke and dust, the closed smoke and dust sedimentation tank system 4 is communicated to a CO collection system 5 through a first exhaust branch pipe 8 to collect CO, the CO collection system 5 is communicated with an argon collection system 6 through a second exhaust branch pipe 9 to collect argon, and the argon collection system is communicated with a tail end whitening system 7 through a final exhaust pipe 10 to perform final whitening of the smoke and dust.
Further, the water-cooled furnace cover assembly 2 comprises a water-cooled furnace cover 21, a small furnace cover 22, a central smoke collecting hood 23, a skirt smoke collecting hood 24 and an electrode 25.
Further, the smoke collecting main pipe assembly 3 comprises a first suction fan 31, an inner pipe 32 and a spiral cold water pipe 33 wound on the pipe body of the inner pipe 32;
the central fume collecting hood 23 and the skirt fume collecting hood 24 discharge the collected fumes and fumes into the inner pipe 32 through the suction fan 31.
Further, the closed smoke sedimentation tank system 4 comprises a sedimentation tank 41 filled with clear water and a closed chamber 42 covering the sedimentation tank;
the outlet of the inner pipe 32 is below the clear water level in the sedimentation tank 41, and the distance from the outlet of the inner pipe 32 to the bottom of the sedimentation tank 41 is 0.1-1 m;
the top of closed chamber 42 sets up second air exhauster 43, the air outlet of second air exhauster 43 communicates first exhaust branch pipe 8.
Further, the CO collection system 5 includes a CO collection bin 51 and a CO adsorption medium 52 disposed in the CO collection bin 51, the first exhaust branch pipe 8 is disposed at a lower portion of the CO collection bin 51, and the second exhaust branch pipe 9 is disposed at an upper portion of the collection bin 51.
Further, the argon gas collecting system 6 comprises an argon gas collecting bin 61 and an argon gas adsorbing medium 62, the outlet of the second exhaust branch pipe 9 is arranged at the lower part of the argon gas collecting bin 61, and the final exhaust pipe 10 is arranged at the upper part of the argon gas collecting bin 61.
Further, the tail-end de-whitening system 7 comprises an absorption tower 71, a condenser 72, a demister 73 and a hot air turbulator 74, wherein the absorption tower 71, the condenser 72, the demister 73 and the hot air turbulator 74 are sequentially communicated.
Furthermore, a movable smoke supporting plate 44 is arranged at the bottom of the sedimentation tank 41, hooks 45 are arranged on two opposite sides of the smoke supporting plate 44, and a notch 46 for the inner pipe 32 to pass through is arranged on the smoke supporting plate 44.
Further, the closed chamber 42 is provided with a crane 47 for hoisting the smoke supporting plate 44.
Further, a plurality of air supply openings 48 are arranged at the top of the closed chamber 42, and a sealing door is arranged in the closed chamber.
The present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof, and it is therefore intended that all such changes and modifications as fall within the true spirit and scope of the invention be considered as within the following claims.
Claims (6)
1. The utility model provides a gas cleaning takes off white processing system for steel refining furnace which characterized in that: the system comprises a refining furnace ladle (1), a water-cooled furnace cover assembly (2), a smoke collecting main pipe assembly (3), a closed smoke sedimentation tank system (4), a CO collecting system (5), an argon collecting system (6) and a tail end whitening system (7);
the water-cooled furnace cover assembly (2) is buckled at an upper outlet of a refining furnace ladle (1) to collect smoke and dust generated in the ladle, the water-cooled furnace cover assembly (2) conveys the collected smoke and dust to a closed smoke and dust sedimentation tank system (4) through a smoke collection header pipe assembly (3) to collect the smoke and dust, the closed smoke and dust sedimentation tank system (4) is communicated to a CO collection system (5) through a first exhaust branch pipe (8) to collect CO, the CO collection system (5) is communicated to an argon collection system (6) through a second exhaust branch pipe (9) to collect argon, and the argon collection system is communicated to a tail end whitening system (7) through a final exhaust pipe (10) to perform final whitening of the smoke and dust;
the water-cooling furnace cover assembly (2) comprises a water-cooling furnace cover (21), a small furnace cover (22), a central smoke collecting hood (23), a skirt smoke collecting hood (24) and an electrode (25);
the smoke collection main pipe assembly (3) comprises a first exhaust fan (31), an inner pipe (32) and a spiral cold water pipe (33) wound on the pipe body of the inner pipe (32);
the central smoke collecting hood (23) and the skirt smoke collecting hood (24) discharge collected smoke and dust into an inner pipe (32) through an exhaust fan (31);
the closed smoke sedimentation tank system (4) comprises a sedimentation tank (41) filled with clean water and a closed chamber (42) covered on the sedimentation tank;
the outlet of the inner pipe (32) is below the clear water liquid level in the sedimentation tank (41), and the distance between the outlet of the inner pipe (32) and the bottom of the sedimentation tank (41) is 0.1-1 m;
a second exhaust fan (43) is arranged at the top of the closed chamber (42), and an air outlet of the second exhaust fan (43) is communicated with the first exhaust branch pipe (8);
the bottom of the sedimentation tank (41) is provided with a movable smoke supporting plate (44), the two opposite sides of the smoke supporting plate (44) are provided with hooks (45), and the smoke supporting plate (44) is provided with a notch (46) for the inner pipe (32) to pass through.
2. The system of claim 1, wherein the system comprises: the CO collection system (5) comprises a CO collection bin (51) and a CO adsorption medium (52) arranged in the CO collection bin (51), the first exhaust branch pipe (8) is arranged at the lower part of the CO collection bin (51), and the second exhaust branch pipe (9) is arranged at the upper part of the collection bin (51).
3. The system of claim 2, wherein the flue gas purification and whitening treatment system comprises: argon gas collecting system (6) include argon gas collecting bin (61) and argon gas adsorption medium (62), the second is discharged and is divided tub (9) export and set up the lower part in argon gas collecting bin (61), terminal exhaust pipe (10) set up on argon gas collecting bin (61) upper portion.
4. The system of claim 3, wherein the system comprises: the tail-end de-whitening system (7) comprises an absorption tower (71), a condenser (72), a demister (73) and a hot air turbulator (74), wherein the absorption tower (71), the condenser (72), the demister (73) and the hot air turbulator (74) are communicated in sequence.
5. The system of claim 1, wherein the system comprises: the closed chamber (42) is provided with a travelling crane (47) for hoisting a smoke dust supporting plate (44).
6. The system of claim 5, wherein the system comprises: the top of the closed chamber (42) is provided with a plurality of air supply ports (48).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910781517.1A CN110388833B (en) | 2019-08-23 | 2019-08-23 | A gas cleaning takes off white processing system for steel refining furnace |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910781517.1A CN110388833B (en) | 2019-08-23 | 2019-08-23 | A gas cleaning takes off white processing system for steel refining furnace |
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| CN110388833A CN110388833A (en) | 2019-10-29 |
| CN110388833B true CN110388833B (en) | 2020-06-23 |
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Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103225958B (en) * | 2013-05-17 | 2014-08-27 | 中冶赛迪工程技术股份有限公司 | Water-cooling inert gas furnace cover |
| CN207688668U (en) * | 2017-12-26 | 2018-08-03 | 石嘴山市宝马兴庆特种合金有限公司 | A kind of refining furnace smoke discharging dust removing system |
| CN108201764A (en) * | 2018-03-14 | 2018-06-26 | 山东保蓝环保工程有限公司 | White system is taken off for kiln gas |
| CN109099716B (en) * | 2018-09-03 | 2024-04-30 | 中国重型机械研究院股份公司 | Water-cooling furnace cover of ladle refining furnace and use method thereof |
| CN109794144A (en) * | 2019-01-21 | 2019-05-24 | 浙江菲达环保科技股份有限公司 | A kind of flue gas takes off white device |
| CN110075653A (en) * | 2019-05-13 | 2019-08-02 | 安徽工业大学 | A kind of dedusting of flue gas end takes off whitening method |
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