CN204275794U - A kind of simple and easy metal-silicon furnace smoke processing system - Google Patents
A kind of simple and easy metal-silicon furnace smoke processing system Download PDFInfo
- Publication number
- CN204275794U CN204275794U CN201420672313.7U CN201420672313U CN204275794U CN 204275794 U CN204275794 U CN 204275794U CN 201420672313 U CN201420672313 U CN 201420672313U CN 204275794 U CN204275794 U CN 204275794U
- Authority
- CN
- China
- Prior art keywords
- dust
- precipitator
- decarbonization
- processing system
- desulfurizer
- 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.)
- Expired - Fee Related
Links
Classifications
-
- 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
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
Abstract
The utility model discloses a kind of simple and easy metal-silicon furnace smoke processing system, low hood is located at the top of electric furnace, water wash tower, dust-precipitator, desulfurizer, the middle and lower part that decarbonization device utilizes pipeline to connect water wash tower is successively provided with overflow pipe, overflow pipe is provided with the heat exchanger overflow pipe other end and is connected with water circulation settling tank, the middle and upper part of water circulation settling tank is established water pump and is connected with shower nozzle by pipeline, heat exchanger is connected with heat exchange medium container, dust-precipitator is rotoclone collector, desulfurizer, desulfurization solvent and decarbonization solvent is respectively equipped with in decarbonization device, the top of decarbonization device is provided with the SiO that pollutant testing apparatus native system can carry out in flue gas
2the recovery of dust, removes the pernicious gas SO in flue gas
2, CO
2and qualified discharge, also the heat in flue gas can be recycled, there is good effects of energy saving and emission reduction.
Description
Technical field
The utility model belongs to industrial silicon production equipment technical field, particularly the smoke processing system of metal-silicon furnace.
Background technology
Industrial silicon to be silicon purity be 97 ~ 98% metallic silicon, normally in electric furnace, reduce silica and obtaining by carbon, during electric furnace smelting industrial silicon, a large amount of SiO can be discharged
2dust and CO
2, SO
2deng high-temperature flue gas, this flue gas is large to ambient influnence, therefore generally all needs to carry out processing rear discharge.Existing industrial silicon treatment system generally adopts dry method dust, mainly comprises low hood, pipe-line system, cyclone system, airduct cooling system, sack cleaner, dedusting fan, deashing devices etc., the raising required energy-saving and emission-reduction along with country, to the CO in industrial silicon flue gas
2, SO
2discharge index require also more and more stricter, at present, occurred removing SO for this flue gas
2treating apparatus, as patent CN 103285998 A discloses a kind of gas cleaning for smelting industrial silicon electric furnace and silicon powder recovery system, this system is connected to form by wet dust removal, desulfurization, dewatering integrated tower and wet separation density tower and the arrangement of centrifugal spray drying tower order, although this invention achieves the effect such as desulfurization, dedusting, but yet there is some problems, as the heat in complex process equipment, flue gas cannot recycle, a large amount of CO
2unprocessed discharge etc.
Summary of the invention
The purpose of this utility model is to solve problems of the prior art, provides a kind of simple and easy metal-silicon furnace smoke processing system, utilizes present treatment system, can carry out the SiO in flue gas
2the recovery of dust, can remove the pernicious gas SO in flue gas
2, CO
2and qualified discharge, and also can the heat in flue gas be recycled, there is good effects of energy saving and emission reduction.
The technical solution of the utility model is:
A kind of simple and easy metal-silicon furnace smoke processing system, primarily of electric furnace, low hood, water wash tower, dust-precipitator, desulfurizer, decarbonization device forms, low hood is located at the top of electric furnace, water wash tower, dust-precipitator, desulfurizer, decarbonization device utilizes pipeline to connect successively, low hood outlet conduit is provided with blower fan, the top of water wash tower is provided with shower nozzle, the middle and lower part of water wash tower is provided with overflow pipe, overflow pipe is provided with the heat exchanger overflow pipe other end and is connected with water circulation settling tank, the middle and upper part of water circulation settling tank is established water pump and is connected with shower nozzle by pipeline, heat exchanger is connected with heat exchange medium container, dust-precipitator is rotoclone collector, desulfurizer, desulfurization solvent and decarbonization solvent is respectively equipped with in decarbonization device, the top of decarbonization device is provided with pollutant testing apparatus, the middle and upper part of decarbonization device is provided with gas backstreaming pipe, gas backstreaming pipe be provided with magnetic valve and by arm respectively with the air inlet pipe of dust-precipitator, the air inlet pipe of desulfurizer connects.
Described dust-precipitator is secondary rotoclone collector.
The overflow pipe place of described water wash tower middle and lower part is provided with filter, and is provided with baffle plate in gas feed place.
Described heat exchanger is tube-in-tube heat exchanger, and the heat exchange medium set in heat exchange medium container is connected with hot-water line between bathing as water, heat exchange medium container.
Described arm is provided with magnetic valve.
Described pollutant testing apparatus, magnetic valve are connected with master control system by holding wire, are provided with dust detector, SO in pollutant testing apparatus
2detector and CO
2detector.
Described desulfurization solvent is calcium carbonate or sodium carbonate liquor.
Described decarbonization solvent is methyl alcohol or carbonic allyl ester solution.
Pressure-detecting device and pressure relief device is respectively equipped with in described dust-precipitator, desulfurizer, decarbonization device.
In the utility model: after the high-temperature flue gas that electric furnace produces is collected by low hood, be extracted in water wash tower by blower fan, first by water wash method, big dust particle in flue gas is removed, utilize water cool flue gas and carry out heat exchange and absorption portion CO simultaneously
2hot water is derived and is utilized heat exchanger to output in water circulation settling tank after heat absorption by the overflow pipe of water wash tower middle and upper part, flue gas after water wash collects SiO2 fine particle through dust-precipitator again, and recycling desulfurizer, decarbonization device remove the SO in waste gas
2, and CO
2qualified discharge after oxious component.Sediment in water circulation settling tank is regularly discharged, melt down use after drying.
The beneficial effects of the utility model and advantage are:
1, present treatment system can carry out the SiO in flue gas
2effective recovery of dust, removes the pernicious gas SO in flue gas
2, CO
2and qualified discharge, to SO
2, CO
2handling rate more than 95%, also the heat in flue gas can be recycled simultaneously, there is good effects of energy saving and emission reduction;
2, it is convenient that native system structure is simple, operation runs, and labour intensity is low.
Accompanying drawing explanation
Fig. 1 is simple and easy metal-silicon furnace smoke processing system structural representation of the present utility model;
In figure: 1-electric furnace, 2-low hood, 3-blower fan, 4-water wash tower, 5-shower nozzle, 6-baffle plate, 7-dust-precipitator, 8-desulfurizer, 9-pollutant testing apparatus, 10-decarbonization device, 11-magnetic valve, 12-heat exchanger, 13-heat exchange medium container, 14-water circulation settling tank.
Detailed description of the invention
Below in conjunction with accompanying drawing, the utility model is described in further detail, but should not be interpreted as that the scope of theme described in the utility model is only limitted to following embodiment at this point, do not departing from the above-mentioned technological thought situation of the utility model, all make according to ordinary skill knowledge and customary means various amendments, replacement and change, include in scope of the present utility model.
As shown in Figure 1, a kind of simple and easy metal-silicon furnace smoke processing system, primarily of electric furnace 1, low hood 2, water wash tower 4, dust-precipitator 7, desulfurizer 8, decarbonization device 10 forms, low hood 2 is located at the top of electric furnace 1, water wash tower 4, dust-precipitator 7, desulfurizer 8, decarbonization device 10 utilizes pipeline to connect successively, low hood 2 outlet conduit is provided with blower fan 3, the top of water wash tower 4 is provided with shower nozzle 5, the middle and lower part of water wash tower 4 is provided with overflow pipe, overflow pipe is provided with the heat exchanger 12 overflow pipe other end and is connected with water circulation settling tank 14, the middle and upper part of water circulation settling tank 14 is established water pump and is connected with shower nozzle 5 by pipeline, heat exchanger 12 is connected with heat exchange medium container 13, dust-precipitator 7 is rotoclone collector, desulfurizer 8, desulfurization solvent and decarbonization solvent is respectively equipped with in decarbonization device 10, the top of decarbonization device 10 is provided with pollutant testing apparatus 9, the middle and upper part of decarbonization device 10 is provided with gas backstreaming pipe, gas backstreaming pipe be provided with magnetic valve 11 and by arm respectively with the air inlet pipe of dust-precipitator 7, the air inlet pipe of desulfurizer 8 connects.
Further, described dust-precipitator 7 is secondary rotoclone collector, can further improve SiO
2the collecting effect of fine dust, can reduce the Dust Capacity in efflux gas on the one hand, can promote the recycling efficiency of resource on the other hand.
Further, the overflow pipe place of described water wash tower 4 middle and lower part is provided with filter, to prevent overflow pipe from blocking, is provided with baffle plate 6 in gas feed place, and object is to utilize the bulky grain solid in the barrier effect collection flue gas of baffle plate 6.
Further, described heat exchanger 12 is tube-in-tube heat exchanger, and the heat exchange medium set in heat exchange medium container 13 is connected with hot-water line between bathing as water, described heat exchange medium container 13, the heat of collection can be used for plant personnel bathing and use.
Further, described arm is provided with magnetic valve 11.
Further, described pollutant testing apparatus 9, magnetic valve 11 are connected with master control system by holding wire, are provided with dust detector, SO in pollutant testing apparatus 9
2detector and CO
2detector, respectively to dust, SO
2, CO
2detect, when testing result exceeds standard, the magnetic valve 11 pairs of gases utilizing control system to open on gas backstreaming pipe and arm carry out after-treatment.
Further, described desulfurization solvent is calcium carbonate or sodium carbonate liquor, and described decarbonization solvent is methyl alcohol or carbonic allyl ester solution.
Further, be respectively equipped with pressure-detecting device and pressure relief device in described dust-precipitator 7, desulfurizer 8, decarbonization device 10, to guarantee system pressure safety, prevention security incident occurs.
The above is only a preferred embodiment of the present utility model, therefore all equivalences done according to structure, feature and the principle described in the utility model patent claim change or modify, and are included in the protection domain of the utility model patent application.
Claims (6)
1. a simple and easy metal-silicon furnace smoke processing system, primarily of electric furnace (1), low hood (2), water wash tower (4), dust-precipitator (7), desulfurizer (8), decarbonization device (10) forms, low hood (2) is located at the top of electric furnace (1), water wash tower (4), dust-precipitator (7), desulfurizer (8), decarbonization device (10) utilizes pipeline to connect successively, low hood (2) outlet conduit is provided with blower fan (3), it is characterized in that the top of water wash tower (4) is provided with shower nozzle (5), the middle and lower part of water wash tower (4) is provided with overflow pipe, overflow pipe is provided with heat exchanger (12) its other end and is connected with water circulation settling tank (14), the middle and upper part of water circulation settling tank (14) is established water pump and is connected with shower nozzle (5) by pipeline, heat exchanger (12) is connected with heat exchange medium container (13), dust-precipitator (7) is rotoclone collector, desulfurizer (8), decarbonization device is respectively equipped with desulfurization solvent and decarbonization solvent in (10), the top of decarbonization device (10) is provided with pollutant testing apparatus (9), the middle and upper part of decarbonization device (10) is provided with gas backstreaming pipe, gas backstreaming pipe be provided with magnetic valve (11) and by arm respectively with the air inlet pipe of dust-precipitator (7), the air inlet pipe of desulfurizer (8) connects,
Described arm is provided with magnetic valve (11);
Described pollutant testing apparatus (9), magnetic valve (11) are connected with master control system by holding wire, and pollutant testing apparatus is provided with dust detector, SO in (9)
2detector and CO
2detector;
(10) are respectively equipped with pressure-detecting device and pressure relief device for described dust-precipitator (7), desulfurizer (8), decarbonization device.
2. simple and easy metal-silicon furnace smoke processing system according to claim 1, is characterized in that described dust-precipitator (7) is for secondary rotoclone collector.
3. simple and easy metal-silicon furnace smoke processing system according to claim 1, is characterized in that described heat exchanger (12) is tube-in-tube heat exchanger, and the heat exchange medium set in heat exchange medium container (13) is as water.
4. simple and easy metal-silicon furnace smoke processing system according to claim 3, is characterized in that described heat exchange medium container (13) is connected with hot-water line between bathing.
5. simple and easy metal-silicon furnace smoke processing system according to claim 1, is characterized in that described desulfurization solvent is calcium carbonate or sodium carbonate liquor.
6. simple and easy metal-silicon furnace smoke processing system according to claim 1, is characterized in that described decarbonization solvent is methyl alcohol or carbonic allyl ester solution.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420672313.7U CN204275794U (en) | 2014-11-12 | 2014-11-12 | A kind of simple and easy metal-silicon furnace smoke processing system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420672313.7U CN204275794U (en) | 2014-11-12 | 2014-11-12 | A kind of simple and easy metal-silicon furnace smoke processing system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204275794U true CN204275794U (en) | 2015-04-22 |
Family
ID=52858994
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420672313.7U Expired - Fee Related CN204275794U (en) | 2014-11-12 | 2014-11-12 | A kind of simple and easy metal-silicon furnace smoke processing system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204275794U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109999642A (en) * | 2019-04-28 | 2019-07-12 | 李金奇 | A kind of efficiency of waste gas processing equipment |
-
2014
- 2014-11-12 CN CN201420672313.7U patent/CN204275794U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109999642A (en) * | 2019-04-28 | 2019-07-12 | 李金奇 | A kind of efficiency of waste gas processing equipment |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN1966730A (en) | Method for treating converter flue gas | |
| CN103255260A (en) | Converter flue gas purifying and waste heat recovering system and bag-type dust removing technology | |
| CN112121567A (en) | Dedusting treatment system and method for flue gas of steel slag hot stewing pool | |
| CN101705330A (en) | Method for purifying smoke of steel converter and recovering residual heat | |
| CN105021051B (en) | A kind of waste heat of cupola furnace utilizes dedusting and desulphurization integrated system | |
| CN104388627A (en) | Dust removing method for coal gas of converter and system | |
| CN203668309U (en) | Device for recycling water vapor of coke quenching tower subjected to wet coke quenching and removing dust | |
| CN204275794U (en) | A kind of simple and easy metal-silicon furnace smoke processing system | |
| CN204275791U (en) | A kind of metal-silicon furnace smoke processing system | |
| CN108607312A (en) | A kind of ash-laden gas processing method and its device | |
| CN204198772U (en) | A kind of dedusting of blast furnace gas and waste heat recycling system | |
| CN107174914A (en) | One kind reclaims cable high-temperature separator high-efficiency dust removal system | |
| CN204286125U (en) | A kind of energy-saving industrial silicon electric furnace flue gas treatment system | |
| CN108671687B (en) | Dry dust removing device and process for steel slag water-containing smoke dust | |
| CN204275731U (en) | A kind of environment-protecting industrial silicon electric furnace flue gas treatment system | |
| CN204275734U (en) | A kind of metal-silicon furnace smoke processing system with magnetic valve | |
| CN204275793U (en) | A kind of baffled metal-silicon furnace smoke processing system | |
| CN202465758U (en) | Converter gas purifying and recycling system | |
| CN205925201U (en) | Waste water waste gas treatment system among flooding drying production line | |
| CN202648450U (en) | Aluminium pig smelting furnace with dustless exhaust system | |
| CN206274168U (en) | High-efficiency pulse formula flame blocking apparatus | |
| CN113198278B (en) | Steam dust removal system and working method thereof | |
| CN204973358U (en) | Catalytic cracking regeneration flue gas pocket type dust collecting equipment | |
| CN204901736U (en) | Steam condensate water recovery unit | |
| CN107174915A (en) | One kind reclaims cable high-temperature separator exhaust treatment system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| CB03 | Change of inventor or designer information |
Inventor after: Xu Yimin Inventor before: Liu Chao |
|
| CB03 | Change of inventor or designer information | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20170426 Address after: 225300 Jiangsu province Taizhou high port Diao Shop Street No. 3 Xu Road Patentee after: JIANGWU SAIWEI ENVIRONMENTAL PROTECTION CO., LTD. Address before: 518000 Guangdong city of Shenzhen province Futian District Fuhua Road No. 6 Building 1403 business tax Patentee before: Liu Chao |
|
| TR01 | Transfer of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150422 Termination date: 20191112 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |