CN101812330A - Horizontal high-temperature dust removing device for governing crude gas - Google Patents
Horizontal high-temperature dust removing device for governing crude gas Download PDFInfo
- Publication number
- CN101812330A CN101812330A CN200910073816A CN200910073816A CN101812330A CN 101812330 A CN101812330 A CN 101812330A CN 200910073816 A CN200910073816 A CN 200910073816A CN 200910073816 A CN200910073816 A CN 200910073816A CN 101812330 A CN101812330 A CN 101812330A
- Authority
- CN
- China
- Prior art keywords
- dust removing
- removing device
- governing
- horizontal high
- temperature dust
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Images
Landscapes
- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
The invention discloses a horizontal high-temperature dust removing device for governing crude gas, which solves the technical problem of performing a dust removing and filtering process on gas under a high-temperature environment and improving the work efficiency of a dust removing process. The invention adopts the technical scheme that a filter material in a filter chamber adopts a high-temperature resistant filter material and is prepared into a filter tube, the upper port of the filter tube is tightly sealed and connected with a pattern board, a purified gas chamber is partitioned into a purified gas passage and independent blowing bins by a middle partition board and a blowing bin partition board, the middle partition board above each blowing bin is provided with a matched off-line blowing valve, and the off-line blowing valve controls the switching of connection and disconnection between the blowing bin and the purified gas passage or a back blowing air source pipeline. The device has the advantages of environmental protection, energy conservation, high dust removing efficiency and high work efficiency, can perform the dust removing process under the high-temperature environment, can perform a back blowing process and a filtering process at the same time, and prolongs the service life of equipment.
Description
Technical field
The invention belongs to metallurgical steel-making, ironmaking, heat power plant's flue gas ash removal technology, particularly a kind of horizontal high-temperature dust removing device that is used for governing crude gas.
Background technology
In the metallurgical technology process, dust collecting process is divided into dry method and wet dedusting, which kind of method no matter, before entering cleaning apparatus, coal gas all to through wet cooling tower gas temperature be reduced to below 300 ℃ earlier, by filter bag or electric precipitation or two civilian smart dedustings, because coal gas at 800-1000 ℃, has therefore been wasted heat energy in the temperature out of cooling stack greatly.
In cleaning apparatus, filter material has when filtering dust in the hole that a large amount of dusts rests on filter material, prolongation along with the time, the transparent performance of filter material hole will descend, therefore behind the work certain hour, to carry out the blowback operation, purpose is that the dust in the filter material hole is dispelled in the ash bucket, guarantees the good filterableness of filter material.
The cleaning apparatus of prior art generally will stop filtration work earlier in the blowback process, in cryogenic process, the material of cleaning apparatus will bear very big distortion at high temperature cooling, and cooling heats up repeatedly can influence the work-ing life of device.Be to prolong the work-ing life of high-temperature dust removing device, prior art can not well be overcome a difficulty, to the production process profit of making troubles.
Summary of the invention
Carry out dust removal and filtration technology for solving coal gas of high temperature, improve the technical problem of the working efficiency of dust removal process, the present invention has designed a kind of horizontal high-temperature dust removing device that is used for governing crude gas, has solved the deficiencies in the prior art, save the energy, improved equipment life.
The present invention realizes that the technical scheme that goal of the invention adopts is, filter material in the filtration chamber adopts the strainer tube of fire resistant filter material preparation, the strainer tube upper port is connected with the card tightening seal, the clean coal air chamber is divided into purified gas passage and injection silo independently separately by central dividing plate and injection silo dividing plate with the clean coal air chamber, on the central dividing plate of each injection silo top supporting off-line blowing valve is set, off-line blowing valve control injection silo and purified gas passage or and blowback air source capsule road between the switching of switching.
The invention has the beneficial effects as follows environmental protection and energy saving, the efficiency of dust collection height can carry out dust collecting process in hot environment, and the blowback process can be carried out simultaneously with filtration procedure, and high efficiency has prolonged work-ing life of equipment.
The present invention is described in detail below in conjunction with accompanying drawing.
Description of drawings
Fig. 1 is a structural representation of the present invention.
Fig. 2 is that the A-A of Fig. 1 is to synoptic diagram.
In the accompanying drawing, the 1st, strainer tube, the 2nd, injection silo, 2-1 are central dividing plates, 2-2 is the injection silo dividing plate, the 3rd, card, the 4th, off-line blowing valve, the 5th, purified gas passage, the 6th, ash bucket, the 7th, ash-removing mouth, the 8th, filtration chamber, the 9th, raw gas import, the 10th, purified gas outlet.
Embodiment
Referring to Fig. 1, a kind of horizontal high-temperature dust removing device that is used for governing crude gas, comprise horizontal tank-like shell in the structure, housing is provided with the raw gas import, the purified gas outlet, the blowback air port, filter material is arranged on the card on enclosure interior top, card is divided into independently two parts with the enclosure interior space: clean coal air chamber and filtration chamber, the filtration chamber is communicated with ash bucket, the ash bucket below is provided with ash-removing mouth, filter material in this filtration chamber 8 adopts the strainer tube 1 of fire resistant filter material preparation, strainer tube 1 upper port is connected with card 3 tightening seals, the clean coal air chamber is divided into purified gas passage 5 and injection silo 2 independently separately by central dividing plate 2-1 and injection silo dividing plate 2-2 with the clean coal air chamber, supporting off-line blowing valve 4 is set on the central dividing plate 2-1 of each injection silo 2 top, off-line blowing valve 4 control injection silos 2 and purified gas passage 5 or and blowback air source capsule road between lead to, disconnected switching.
The high temperature material that above-mentioned strainer tube 1 adopts is an Al series metal compounds, by means of 200-260MPa forming under the pressure, 1100-1300 ℃ airtight sintering typing.
The Al series metal compounds that above-mentioned strainer tube 1 adopts is intermetallic Fe-Al compound or Intermatallic Ti-Al compound.
Above-mentioned off-line blowing valve 4 is magnetic valves, and each off-line blowing valve 4 switches according to the instruction that management circuit sends.
Above-mentioned ash bucket 6 is according to axially being arranged in 8 belows, filtration chamber side by side and being communicated with ash bucket 6, and ash bucket 6 lower ends are provided with ash-removing mouth 7.
The air locking that adopts in the above-mentioned horizontal high-temperature dust removing device is the gasket that the resistant to elevated temperatures inorganic fibers of stainless steel lined is made.
Above-mentioned horizontal high-temperature dust removing device is provided with housing heat-insulation and heat-preservation structure, heat insulating layer in adopting, or outer heat preservation protective layer, or the heat preserving mode of the combination of inner and outside.
The present invention is when concrete the use, high temperature raw gas below 800 ℃ is entered into the filtration chamber 8 of cleaning apparatus by raw gas import 9, the top of the card 3 of filtration chamber 8 is provided with the injection silo 2 that separates with central dividing plate 2-1 and injection silo dividing plate 2-2, raw gas filters the back through strainer tube 1 and enters purified gas passage 5 respectively from each injection silo 2, is discharged by purified gas outlet 10.Be provided with independent controllable off-line blowing valve 4 at the central dividing plate 2-1 place of each injection silo 2, carry out filtration work when off-line blowing valve 4 is opened, carry out blowback work when closing.Off-line blowing valve 4 can severally individually or simultaneously carry out blowback work together by the unified control of Controlling System, carries out filtration work and carries out blowback work and be independent of each other.The position of corresponding injection silo 2 is provided with side-by-side ash bucket 6 below filtration chamber 8, and the below of ash bucket 6 is provided with ash-removing valve 7, collects the dust in the strainer tube 1 under the corresponding injection silo 2 better.
Claims (7)
1. horizontal high-temperature dust removing device that is used for governing crude gas, comprise horizontal tank-like shell in the structure, housing is provided with the raw gas import, the purified gas outlet, the blowback air port, filter material is arranged on the card on enclosure interior top, card is divided into independently two parts with the enclosure interior space: clean coal air chamber and filtration chamber, the filtration chamber is communicated with ash bucket, the ash bucket below is provided with ash-removing mouth, it is characterized in that: the filter material in described filtration chamber (8) adopts the strainer tube (1) of fire resistant filter material preparation, strainer tube (1) upper port is connected with card (3) tightening seal, the clean coal air chamber is divided into purified gas passage (5) and injection silo (2) independently separately by central dividing plate (2-1) and injection silo dividing plate (2-2) with the clean coal air chamber, on the central dividing plate (2-1) of each injection silo (2) top supporting off-line blowing valve (4) is set, off-line blowing valve (4) control injection silo (2) and purified gas passage (5) or and blowback air source capsule road between lead to, disconnected switching.
2. a kind of horizontal high-temperature dust removing device that is used for governing crude gas according to claim 1, it is characterized in that: the high temperature material that described strainer tube (1) adopts is an Al series metal compounds, by means of 200-260MPa forming under the pressure, 1100-1300 ℃ airtight sintering typing.
3. a kind of horizontal high-temperature dust removing device that is used for governing crude gas according to claim 2 is characterized in that: the Al series metal compounds that described strainer tube (1) adopts is intermetallic Fe-Al compound or Intermatallic Ti-Al compound.
4. a kind of horizontal high-temperature dust removing device that is used for governing crude gas according to claim 1 is characterized in that: off-line blowing valve (4) is a magnetic valve, and each off-line blowing valve (4) switches according to the instruction that management circuit sends.
5. a kind of horizontal high-temperature dust removing device that is used for governing crude gas according to claim 1 is characterized in that: ash bucket (6) is according to axially being arranged in below, filtration chamber (8) side by side and being communicated with ash bucket (6), and ash bucket (6) lower end is provided with ash-removing mouth (7).
6. a kind of horizontal high-temperature dust removing device that is used for governing crude gas according to claim 1 is characterized in that: the air locking that adopts in the described horizontal high-temperature dust removing device is the gasket that the resistant to elevated temperatures inorganic fibers of stainless steel lined is made.
7. a kind of horizontal high-temperature dust removing device that is used for governing crude gas according to claim 1, it is characterized in that: described horizontal high-temperature dust removing device is provided with housing heat-insulation and heat-preservation structure, heat insulating layer in adopting, or outer heat preservation protective layer, or the heat preserving mode of the combination of inner and outside.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910073816A CN101812330A (en) | 2009-02-24 | 2009-02-24 | Horizontal high-temperature dust removing device for governing crude gas |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910073816A CN101812330A (en) | 2009-02-24 | 2009-02-24 | Horizontal high-temperature dust removing device for governing crude gas |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101812330A true CN101812330A (en) | 2010-08-25 |
Family
ID=42619698
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200910073816A Pending CN101812330A (en) | 2009-02-24 | 2009-02-24 | Horizontal high-temperature dust removing device for governing crude gas |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101812330A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103122400A (en) * | 2013-03-14 | 2013-05-29 | 中冶赛迪工程技术股份有限公司 | Blast furnace gas dust removal device |
| CN105670709A (en) * | 2016-03-29 | 2016-06-15 | 新疆广汇中化能源技术开发有限公司 | Raw gas purification plant |
| CN105861020A (en) * | 2016-06-07 | 2016-08-17 | 山东理工大学 | Biomass pyrolysis gas liquefaction processing system |
-
2009
- 2009-02-24 CN CN200910073816A patent/CN101812330A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103122400A (en) * | 2013-03-14 | 2013-05-29 | 中冶赛迪工程技术股份有限公司 | Blast furnace gas dust removal device |
| CN105670709A (en) * | 2016-03-29 | 2016-06-15 | 新疆广汇中化能源技术开发有限公司 | Raw gas purification plant |
| CN105861020A (en) * | 2016-06-07 | 2016-08-17 | 山东理工大学 | Biomass pyrolysis gas liquefaction processing system |
| CN105861020B (en) * | 2016-06-07 | 2017-10-27 | 山东理工大学 | Biomass pyrolytic gas liquefaction processing system |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201735287U (en) | High-temperature dust remover of ceramic filter drum | |
| CN101539369B (en) | Flue gas waste heat recovery and negative energy consumption dust-removal system for electric stove | |
| CN206950845U (en) | A kind of temperature gas dust remover of continuously-running | |
| CN102698546B (en) | Pulse reverse blowing ash removal device of ceramic filter | |
| CN101559307A (en) | High temperature resistant dust collector | |
| CN201735286U (en) | High-temperature dust remover with metal filter cylinders | |
| CN101230410A (en) | Blast furnace gas impulse blowing purification dust removal system adapted for multiple volumes | |
| CN102943151A (en) | Steel liquid vacuum refinement system adopting complete-dry type mechanical vacuum pump | |
| CN213375661U (en) | High-temperature constant-temperature pulse-blowing ceramic filter tube type dust removal device integrating high-temperature phase change heat storage and high-temperature filtration | |
| CN203518640U (en) | Smoke collection and prevention and dust removal device for AOD smelting furnace and medium frequency smelting furnace | |
| CN101812330A (en) | Horizontal high-temperature dust removing device for governing crude gas | |
| CN101402012A (en) | Crystal cotton frameless pulse precipitation apparatus | |
| CN201168519Y (en) | High temperature coal gas bag-type dust remover | |
| CN101838716A (en) | Process method and device for converter gas high-temperature dust removal | |
| CN219586044U (en) | Dry quenching boiler bottom flue ash removal system | |
| CN202091228U (en) | Ore smelting electric arc furnace flue dust concentration detection and dedusting fan frequency conversion speed regulation system | |
| CN201404749Y (en) | High temperature-resistant dust cleaner | |
| CN204709989U (en) | Saving low pulse dust collector | |
| CN208726993U (en) | A kind of rubber waste gas pollution control and treatment complete set of equipments | |
| CN101812563A (en) | High-temperature dust-removing device for processing converter gas | |
| CN203228116U (en) | Grinding machining dust removal device | |
| CN202936441U (en) | Liquid-steel vacuum-refining system employing full dry type mechanical vacuum pump unit | |
| CN102925603B (en) | Process and device for recycling pressure-equalizing diffusion gas at blast furnace top | |
| CN101940862B (en) | Gas filtering and purifying device | |
| CN102641637A (en) | Dust removal system with novel bypass device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20100825 |