CN108525507A - A kind of sulphur removal removes nitre integration filter pipe - Google Patents
A kind of sulphur removal removes nitre integration filter pipe Download PDFInfo
- Publication number
- CN108525507A CN108525507A CN201810358670.9A CN201810358670A CN108525507A CN 108525507 A CN108525507 A CN 108525507A CN 201810358670 A CN201810358670 A CN 201810358670A CN 108525507 A CN108525507 A CN 108525507A
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- Prior art keywords
- pipe
- sic
- inner lining
- metal inner
- composite material
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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
- B01D53/60—Simultaneously removing sulfur oxides and nitrogen oxides
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D39/00—Filtering material for liquid or gaseous fluids
- B01D39/14—Other self-supporting filtering material ; Other filtering material
- B01D39/20—Other self-supporting filtering material ; Other filtering material of inorganic material, e.g. asbestos paper, metallic filtering material of non-woven wires
- B01D39/2055—Carbonaceous material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/24—Particle separators, e.g. dust precipitators, using rigid hollow filter bodies
-
- 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
- B01D53/81—Solid phase processes
- B01D53/82—Solid phase processes with stationary reactants
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2251/00—Reactants
- B01D2251/20—Reductants
- B01D2251/206—Ammonium compounds
- B01D2251/2067—Urea
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2251/00—Reactants
- B01D2251/30—Alkali metal compounds
- B01D2251/304—Alkali metal compounds of sodium
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2251/00—Reactants
- B01D2251/30—Alkali metal compounds
- B01D2251/306—Alkali metal compounds of potassium
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2251/00—Reactants
- B01D2251/40—Alkaline earth metal or magnesium compounds
- B01D2251/404—Alkaline earth metal or magnesium compounds of calcium
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2251/00—Reactants
- B01D2251/60—Inorganic bases or salts
- B01D2251/602—Oxides
-
- 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
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Environmental & Geological Engineering (AREA)
- Health & Medical Sciences (AREA)
- Biomedical Technology (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Filtering Materials (AREA)
Abstract
The invention discloses a kind of sulphur removal to remove nitre integration filter pipe, including SiC f / SiC ceramic matrix composite material screen pipe and metal inner lining pipe, metal filtration pipe are coaxially distributed in inside screen pipe, SiC f / SiC ceramic matrix composite material filters pipe flange and metal inner lining pipe flange fits closely, SiC f / SiC ceramic matrix composite material is divided into 3 ~ 5mm between filtering between inside pipe wall and metal inner lining pipe outer wall；SiC f It is 30% ~ 40% to have netted SiC nanowire structure, porosity inside/SiC ceramic matrix composite material screen pipe, and average pore size is 40 ~ 70 μm；Metal inner lining tube wall is equally spaced a large amount of circular through holes, and pipe neutral and alkali oxide is stacked in internal lining pipe at random with urea, and there are a large amount of gaps for inside.Beneficial effects of the present invention：1. solid particle in flue gas can be filtered simultaneously, the pernicious gases such as sulphur nitre；2. cost-effective；3. filter efficiency is high.
Description
Technical field
The present invention relates to filtering high-temperature flue gas fields, and nitre integration filter pipe is removed more particularly to a kind of sulphur removal.
Background technology
As people are more and more to the cognition of environmental protection, environmental consciousness is continuously increased, and numerous production enterprises are mostly certainly
It increases corresponding pollution abatement equipment with feeling, greatly reduces the discontent and indignation for living in resident near factory, complaint event is also got over
Come fewer, improves the happiness of resident.
However, due to the expansion of enterprises' production capacity, discharge amount of exhaust gas also accordingly increases, original tail gas treatment device
Just seem awkward, adds the very different of environmental protection company, the equipment of production inherently there are problems that, cause to look forward to
The waste gas treatment equipment of discharging standards or even numerous enterprises is not achieved into ornaments in the discharge of industry exhaust gas.So as to cause factory
Surrounding resident is harassed again or even some residents have suffered from serious respiratory tract due to being chronically in this air
Disease.
Application No. is 201310669334.3 patents of invention to disclose a kind of high-effective dust-removing desulfurizing filter, using tower
Formula filters, feature；Flue dust is mixed with water, and dust sinks under water, and the flue dust water surface of emerging is mixed with water mist, by cyclone cluster from chimney
Discharge, high-effective dust-removing desulfurizing filter connect equipped with waterfog head with aqueduct, and aqueduct is connected with water circulating pump.This
The device fabrication period is short, low cost, dust-removal and desulfurizing carbon dioxide packing and have hold synchronic gas administer complete, environmentally friendly operating cost is low,
Bag-type dust operating cost is compared, and can be saved 50% or more energy consumption, water and dust separation, be recycled transport processing well, do not generate two
Secondary pollution.
Application No. is 201210037629.4 patents of invention to disclose a kind of filter special for desulfuration, it is characterized in that it is wrapped
Include cartridge filter（1）, cartridge filter（1）Top connects water inlet（2）, its underpart is equipped with sewage draining exit（3）, cartridge filter（1）Lean on top
Side wall is equipped with water outlet（4）, in filtration cartridge（1）It is internally provided with and the water inlet（2）Connected inner cylinder（5）.Knot of the present invention
Structure is simple, easy to use, and cleaning is easy.Acid-alkali-corrosive-resisting, it is convenient for disassembly and assembly, inner cylinder can be extracted out and be cleaned.Water inlet is tangential
Into solution is more preferable through rotating filter scavenging effect, and avoids directly impacting grid, increases service life, and blowdown is convenient, only needs
It opens lower valve and achieves that blowdown backwash.
Application No. is 201510021603.4 patents of invention to disclose a kind of desulfurating dust-removing equipment with filter, including
Tank body（1）, the tank body（1）It is divided into the main part on top and the sediment pyramidal portion of lower part（6）, the main part on the top is
Section is the four-prism shape of square, the sediment pyramidal portion of lower part（6）It is the truncated rectangular pyramids shape shape of square for section,
The top of the main part on the top is exhanst gas outlet（2）, the sediment pyramidal portion of the lower part（6）Bottom end go out for sediment
Mouthful, sediment exit is provided with outlet valve（7）；The boundary of the main part and sediment pyramidal portion is provided with circulation alkali liquor
Outlet（4）, lye input spray tube is provided at the position on the close top of the main part（3）, in the main part
Middle part upper position at be provided with smoke inlet pipelines（5）, the tank body（1）In in the sediment pyramidal portion（6）It is upper
Side is provided with operable spray baffling device（9）.
Currently, most of dust-removing sulphur removing function nitre filter plant is complex, manufacturing cost is high, for lacking for the prior art
It falls into, it is accordingly required in particular to which one kind can be carried out at the same time dedusting, the filtering high-temperature flue gas device of the pernicious gases such as sulphur removal nitre.
Invention content
The present invention is intended to provide a kind of sulphur removal removes nitre integration filter pipe.
To achieve the purpose of the present invention, used technical solution is：A kind of sulphur removal removes nitre integration filter pipe, including
SiC f / SiC ceramic matrix composite material screen pipe and metal inner lining pipe, metal filtration pipe are coaxially distributed in inside screen pipe, SiC f / SiC is compound
Filtration of material pipe flange and metal inner lining pipe flange fit closely, SiC f / SiC ceramic matrix composite material filters inside pipe wall and metal inner lining pipe
3 ~ 5mm is divided between outer wall.
The SiC f There is netted SiC nanowire structure inside/SiC ceramic matrix composite material screen pipe, porosity is 30% ~
40%, average pore size is 40 ~ 70 μm.
The metal inner lining tubing matter is high temperature resistant, acid-alkali-corrosive-resisting metal or alloy, and thickness is 3 ~ 5mm, internal lining pipe
Tube wall is equally spaced a large amount of circular through holes, and pitch of holes is 3 ~ 5mm, a diameter of 3 ~ 5mm.
The metal inner lining pipe neutral and alkali oxide is stacked in internal lining pipe at random with urea, between inside exists largely
Gap, the basic anhydride are blocky or lamellar with urea shape, and the basic anhydride are calcium oxide, sodium oxide molybdena or oxidation
Potassium.
Beneficial effects of the present invention：1. solid particle in flue gas can be filtered simultaneously, the pernicious gases such as sulphur nitre；2. save at
This；3. filter efficiency is high.
Description of the drawings
Fig. 1 is that a kind of sulphur removal removes nitre integration filter pipe, wherein 10 be SiC f / SiC ceramic matrix composite material screen pipe, 20 be metal
Internal lining pipe, 30 be basic anhydride and urea.
Specific implementation mode
With reference to specific embodiment, the present invention is furture elucidated, it should be understood that these embodiments are merely to illustrate the present invention
Rather than limit the scope of the invention, after having read the present invention, various equivalences of the those skilled in the art to the present invention
It is as defined in the appended claims that the modification of form falls within the application.
Embodiment 1
A kind of sulphur removal removes nitre integration filter pipe, including SiC f / SiC ceramic matrix composite material screen pipe and metal inner lining pipe, metal filtration
Pipe is coaxially distributed in inside screen pipe, SiC f / SiC ceramic matrix composite material filters pipe flange and metal inner lining pipe flange fits closely,
SiC f / SiC ceramic matrix composite material is divided into 3mm between filtering between inside pipe wall and metal inner lining pipe outer wall.
The SiC f There is netted SiC nanowire structure, porosity 30%% to put down inside/SiC ceramic matrix composite material screen pipe
Equal aperture is 40 μm.
The metal inner lining tubing matter is high temperature resistant, acid-alkali-corrosive-resisting metal or alloy, thickness 3mm, internal lining pipe pipe
Wall is equally spaced a large amount of circular through holes, pitch of holes 3mm, a diameter of 5mm.
The metal inner lining pipe neutral and alkali oxide is stacked in internal lining pipe at random with urea, between inside exists largely
Gap, the basic anhydride are bulk with urea shape, and the basic anhydride are calcium oxide.
Beneficial effects of the present invention：1. solid particle in flue gas can be filtered simultaneously, the pernicious gases such as sulphur nitre；2. save at
This；3. filter efficiency is high.
Embodiment 2
A kind of sulphur removal removes nitre integration filter pipe, including SiC f / SiC ceramic matrix composite material screen pipe and metal inner lining pipe, metal filtration
Pipe is coaxially distributed in inside screen pipe, SiC f / SiC ceramic matrix composite material filters pipe flange and metal inner lining pipe flange fits closely,
SiC f / SiC ceramic matrix composite material is divided into 5mm between filtering between inside pipe wall and metal inner lining pipe outer wall.
The SiC f There is netted SiC nanowire structure, porosity 40% to put down inside/SiC ceramic matrix composite material screen pipe
Equal aperture is 70 μm.
The metal inner lining tubing matter is high temperature resistant, acid-alkali-corrosive-resisting metal or alloy, thickness 5mm, internal lining pipe pipe
Wall is equally spaced a large amount of circular through holes, pitch of holes 5mm, a diameter of 5mm.
The metal inner lining pipe neutral and alkali oxide is stacked in internal lining pipe at random with urea, between inside exists largely
Gap, the basic anhydride are lamellar with urea shape, and the basic anhydride are potassium oxide.
Beneficial effects of the present invention：1. solid particle in flue gas can be filtered simultaneously, the pernicious gases such as sulphur nitre；2. save at
This；3. filter efficiency is high.
Two specific implementation modes of the present invention are above are only, but the design concept of the present invention is not limited thereto, all profits
The change for carrying out unsubstantiality to the present invention with this design, should all belong to the behavior for invading the scope of protection of the invention.In every case it is
Without departing from the content of technical solution of the present invention, according to the technical essence of the invention to any type of letter made by above example
Single modification, equivalent variations and remodeling, still fall within the protection domain of technical solution of the present invention.
Claims (4)
1. a kind of sulphur removal removes nitre integration filter pipe, including SiC f / SiC ceramic matrix composite material screen pipe and metal inner lining pipe, metal filtration
Pipe is coaxially distributed in inside screen pipe, SiC f / SiC ceramic matrix composite material filters pipe flange and metal inner lining pipe flange fits closely,
SiC f / SiC ceramic matrix composite material is divided into 3 ~ 5mm between filtering between inside pipe wall and metal inner lining pipe outer wall.
2. a kind of sulphur removal removes nitre integration filter pipe according to claim 1, which is characterized in that the SiC f / SiC is compound
It is 30% ~ 40% to have netted SiC nanowire structure, porosity inside filtration of material pipe, and average pore size is 40 ~ 70 μm.
3. a kind of sulphur removal removes nitre integration filter pipe according to claim 1, which is characterized in that the metal inner lining tubing
Matter is high temperature resistant, acid-alkali-corrosive-resisting metal or alloy, and thickness is 3 ~ 5mm, and liner tube wall is equally spaced a large amount of circular through holes, hole
Spacing is 3 ~ 5mm, a diameter of 3 ~ 5mm.
4. a kind of sulphur removal removes nitre integration filter pipe according to claim 1, which is characterized in that in the metal inner lining pipe
Basic anhydride are stacked in internal lining pipe at random with urea, and there are a large amount of gaps, the basic anhydride and urea shapes for inside
For blocky or lamellar, the basic anhydride are calcium oxide, sodium oxide molybdena or potassium oxide.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810358670.9A CN108525507A (en) | 2018-04-20 | 2018-04-20 | A kind of sulphur removal removes nitre integration filter pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810358670.9A CN108525507A (en) | 2018-04-20 | 2018-04-20 | A kind of sulphur removal removes nitre integration filter pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108525507A true CN108525507A (en) | 2018-09-14 |
Family
ID=63477977
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810358670.9A Pending CN108525507A (en) | 2018-04-20 | 2018-04-20 | A kind of sulphur removal removes nitre integration filter pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108525507A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110180376A (en) * | 2019-06-17 | 2019-08-30 | 山东山大华特环保工程有限公司 | Annular bin dry type fixed bed desulfuring and denitrifying apparatus and flue gas desulfurization and denitration method |
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| DE1507846B2 (en) * | 1965-03-15 | 1977-06-08 | FILTER FOR CLEANING HOT, DUST-CONTAINING GASES | |
| CN2357812Y (en) * | 1998-02-12 | 2000-01-12 | 黎英豪 | High temp. dry method desulfurizing dust remover |
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| CN103111132A (en) * | 2013-02-25 | 2013-05-22 | 中国石油大学(北京) | Filtering tube applied to high-temperature gas filtration, and manufacturing device and method of filtering tube |
| CN106732641A (en) * | 2016-11-14 | 2017-05-31 | 江苏省陶瓷研究所有限公司 | A kind of new ceramic-film tube with catalysis and preparation method thereof |
| CN107174883A (en) * | 2017-07-24 | 2017-09-19 | 苏州宏久航空防热材料科技有限公司 | One kind has top layer net distribution silicon carbide nanometer line filtration |
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| CN107540400A (en) * | 2017-09-26 | 2018-01-05 | 苏州宏久航空防热材料科技有限公司 | A kind of SiC with compound interfacef/ SiC ceramic based composites |
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2018
- 2018-04-20 CN CN201810358670.9A patent/CN108525507A/en active Pending
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| CN2357812Y (en) * | 1998-02-12 | 2000-01-12 | 黎英豪 | High temp. dry method desulfurizing dust remover |
| CN101007237A (en) * | 2006-01-26 | 2007-08-01 | 高化环保技术有限公司 | Cleaning apparatus of exhaust gas produced from semiconductor production process and method thereof |
| CN103111132A (en) * | 2013-02-25 | 2013-05-22 | 中国石油大学(北京) | Filtering tube applied to high-temperature gas filtration, and manufacturing device and method of filtering tube |
| CN106732641A (en) * | 2016-11-14 | 2017-05-31 | 江苏省陶瓷研究所有限公司 | A kind of new ceramic-film tube with catalysis and preparation method thereof |
| CN107174883A (en) * | 2017-07-24 | 2017-09-19 | 苏州宏久航空防热材料科技有限公司 | One kind has top layer net distribution silicon carbide nanometer line filtration |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110180376A (en) * | 2019-06-17 | 2019-08-30 | 山东山大华特环保工程有限公司 | Annular bin dry type fixed bed desulfuring and denitrifying apparatus and flue gas desulfurization and denitration method |
| CN110180376B (en) * | 2019-06-17 | 2022-02-01 | 山东山大华特环保工程有限公司 | Dry type fixed bed desulfurization and denitrification device with annular bin |
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Application publication date: 20180914 |