CN111085065A - Automatic change ferrosilicon stove flue gas cooling dust collector - Google Patents
Automatic change ferrosilicon stove flue gas cooling dust collector Download PDFInfo
- Publication number
- CN111085065A CN111085065A CN201811247383.7A CN201811247383A CN111085065A CN 111085065 A CN111085065 A CN 111085065A CN 201811247383 A CN201811247383 A CN 201811247383A CN 111085065 A CN111085065 A CN 111085065A
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- Prior art keywords
- cooling
- dust
- module
- flue gas
- dust removal
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- 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.)
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Links
- 239000000428 dust Substances 0.000 title claims abstract description 62
- 238000001816 cooling Methods 0.000 title claims abstract description 55
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 title claims abstract description 24
- 239000003546 flue gas Substances 0.000 title claims abstract description 24
- 229910000519 Ferrosilicon Inorganic materials 0.000 title claims abstract description 14
- 239000007789 gas Substances 0.000 claims abstract description 20
- 238000005516 engineering process Methods 0.000 claims abstract description 5
- 238000000034 method Methods 0.000 claims abstract description 3
- 239000000779 smoke Substances 0.000 claims description 6
- 238000004458 analytical method Methods 0.000 claims description 4
- 238000007599 discharging Methods 0.000 claims description 4
- 238000011112 process operation Methods 0.000 claims 1
- 238000005265 energy consumption Methods 0.000 abstract description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 238000000746 purification Methods 0.000 abstract description 2
- 239000010865 sewage Substances 0.000 abstract 1
- 238000005507 spraying Methods 0.000 abstract 1
- 239000004744 fabric Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000002440 industrial waste Substances 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 239000002912 waste gas Substances 0.000 description 1
- 238000004065 wastewater treatment Methods 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D50/00—Combinations of methods or devices for separating particles from gases or vapours
- B01D50/20—Combinations of devices covered by groups B01D45/00 and B01D46/00
Abstract
The invention discloses an automatic ferrosilicon furnace flue gas cooling and dedusting device, and relates to industrial flue gas purification, in particular to the field of high-temperature flue gas cooling and dedusting in ferrosilicon production. The device comprises a main air inlet (1), a primary dust removal module (2), gas pipelines (3, 5), a cooling module (4), a secondary dust removal module (6), a main air outlet (7), ash discharge systems (8, 9, 10), an ash conveyor (11), a data line (12) and a microcomputer control system (13). The device carries out preliminary coarse removal through the dust of one-level dust removal module in to the industrial flue gas, again through cooling module to the flue gas forced cooling, carries out the dust through the second grade dust remover at last and removes, has effectively solved high temperature flue gas dust removal difficult problem. The device solves the problems of the prior spraying, cooling and dedusting technology, and does not need a sewage process. In addition, the device utilizes a microcomputer control system to realize automatic control, and effectively reduces the energy consumption and labor cost of equipment.
Description
Technical Field
The invention relates to industrial flue gas purification, in particular to the field of high-temperature flue gas cooling and dedusting in ferrosilicon production.
Background
The ferrosilicon furnace flue gas is a very typical industrial waste gas, and is characterized by large waste gas amount, high temperature, high smoke concentration, very small granularity and very large harm to the environment caused by direct emission. The prior art adopts cloth bag dust removal, spray dust removal and other modes, but has low dust removal efficiency, low automation degree and high technical cost.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention provides an automatic ferrosilicon furnace flue gas cooling and dedusting device. The device integrates cyclone dust removal, bag type dust collector and forced air cooling technology, and adopts a microcomputer control system to realize the cooling and dust removal of the flue gas of the ferrosilicon furnace. The device does not need waste water treatment, and in addition, the energy consumption of equipment is effectively reduced through automatic control.
In order to solve the problems, the technical scheme adopted by the invention is as follows: the device comprises
The device comprises a main air inlet, a primary dust removal module, a gas pipeline, a cooling module, a secondary dust removal module, a main air outlet, an ash discharger, an ash conveyor, a data line and a microcomputer control system.
The primary dust removal module mainly adopts cyclone dust removal, preferably selects an air box pulse bag type dust remover, the front end of the module is provided with a main air inlet, the rear end of the module is connected with the cooling dust removal module through an air pipeline, and the lower end of the module is provided with an ash bin and a discharger.
The cooling module adopts a cooling tube bundle for cooling, the cooling tube bundle selects one of a light tube, a finned tube or a coil or is matched with the light tube, and the front end and the rear end of the cooling module are respectively connected with the primary dust removal module and the secondary dust removal module through gas pipelines. The cooling module is a cuboid, the air inlet pipe is U-shaped, and the air inlet pipe is connected with the cooling pipe bundle. The gas enters the cooling tube bundle through the gas inlet pipeline and then enters the secondary dust removal module through the gas outlet pipeline. The gas tube bundles of the cooling module are U-shaped, the lower ends of every four tube bundles are provided with an ash bin and an ash discharger, and all the ash dischargers are connected with the ash conveyor.
The rear end of the secondary dust removal module is provided with a main gas outlet, the front end of the secondary dust removal module is connected with the cooling module through a gas pipeline, dust is removed from flue gas accurately, and the lower end of the secondary dust removal module is provided with an air locking discharger.
Furthermore, the device is provided with a microcomputer control system, the microcomputer control system is provided with equipment operation and analysis software, data such as smoke temperature and pressure transmitted by instruments such as a pressure meter and a thermometer can be collected in real time by collecting an intelligent thermometer and an intelligent pressure meter which are arranged in the device, and a discharger, a fan, a valve and the like are controlled after analysis and judgment, so that automatic control of ash discharging of an ash bin, ash removal of a cloth bag, ash conveying of a pipeline, operation of the fan and the like is realized.
Compared with the prior art, the invention has the beneficial effects that:
(1) the device integrates cyclone dust removal, bag type dust collector and forced air cooling technology, and adopts a microcomputer control system, so that the flue gas cooling and dust removing effects of the ferrosilicon furnace are obvious. (2) The cooling module adopts a forced air cooling technology, so that the temperature of the flue gas can be effectively reduced, and part of smoke dust can be removed. (3) The microcomputer control system is adopted to realize automatic control, and the method is simple to operate, high in safety factor and low in cost.
Drawings
FIG. 1 is a schematic view of an automatic ferrosilicon furnace flue gas cooling and dedusting device;
FIG. 2 is a front view of a cooling module;
FIG. 3 is a right side view of the cooling module;
FIG. 4 is a gas piping layout of the cooling module;
in fig. 1: 1-total gas inlet; 2-first-stage dust removal module; 3. 5-a gas pipeline; 4-a cooling module; 6-a secondary dust removal module; 7-total air outlet; 8. 9, 10-ash discharge system; 11-ash conveying device; 12-a data line; 13-microcomputer control system.
In fig. 2: 14-ash conveyer fan; 15-ash bin; 16-a dust remover; 17-a fixing frame; 18-cooling the tube bundle.
In fig. 3: 19-a cooling fan; 20-a smart thermometer; 21-intelligent pressure gauge; 22-cooling module pipeline end; 23-cooling module pipeline air inlet.
In fig. 4: 24. 25-cooling tube bundle and air pipe interface; 26-cooling module air inlet pipeline.
Claims (5)
1. The utility model provides an automatic change ferrosilicon stove flue gas cooling dust collector, the device includes total air inlet (1), one-level dust removal module (2), gas pipeline (3, 5), cooling module (4), second grade dust removal module (6), total gas outlet (7), dust discharging system (8, 9, 10), defeated ash ware (11), data line (12), microcomputer control system (13).
2. The device is characterized in that the primary dust removal module (2) adopts a cyclone dust collector, primary rough removal can be carried out on smoke dust, and the front end of the primary dust removal module (2) is provided with a smoke main air inlet (1); the front end of the cooling module (4) is connected with the primary dust removal module (2) through a gas pipeline (3); the rear end of the secondary dust removal module (6) is provided with a main gas outlet (7), and the front end of the secondary dust removal module is connected with the cooling module (4) through a gas pipeline (5) to finely remove dust from the flue gas; ash discharging systems (8, 9 and 10) are arranged at the lower ends of the primary dust removing module (2), the cooling module (4) and the secondary dust removing module (6), and an ash conveying device (11) is arranged at the lower end of the ash discharging device and can be used for carrying out centralized output treatment on dust; the microcomputer control system (13) collects the data of the instruments of each control point through the data line (12), and controls the equipment of each control point after analysis and judgment.
3. The automatic ferrosilicon furnace flue gas cooling and dedusting device according to claim 1, characterized in that the cooling module (4) cools the high-temperature flue gas by adopting a forced air cooling technology, and is provided with a cooling tube bundle (13), a fan (19) and an ash discharge system (9); the cooling tube bundle is connected with the gas pipelines (3, 5) by flanges, the cooling tube bundle adopts light tubes, finned tubes or coil pipes and the like, and the number of the cooling tubes can be added according to the flow rate of flue gas; the fans are arranged on the side surface of the cooling module through a fixing frame (17), and the number and the specification of the fans can be selected according to the process conditions; the cooling module also has the function of dust removal, dust can be collected to the dust bin (15) through the tube bundle, and the dust is conveyed to the dust conveyor (11) through the dust discharger (16); the gas pipeline (3) and the ash bin (15) are provided with an intelligent thermometer (20) and an intelligent pressure gauge (21), and data can be transmitted to the microcomputer control system (13) in real time through a data line, so that the unloader and the fan are controlled to work.
4. The automatic change ferrosilicon stove flue gas cooling dust collector of claim 1, its characterized in that: the first-stage dust removal module (2) adopts a high-efficiency cyclone dust collector, the ash discharge systems (8, 9 and 10) adopt air-locking dischargers, and the second-stage dust removal module (6) adopts an air box pulse bag type dust collector.
5. The automatic change ferrosilicon stove flue gas cooling dust collector of claim 1, its characterized in that: the microcomputer control system (13) is provided with device process operation and analysis control software, can acquire data such as smoke temperature, pressure and the like transmitted by instruments such as a pressure meter, a thermometer and the like in real time, and controls a discharger, a fan, a valve and the like after analysis and judgment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811247383.7A CN111085065A (en) | 2018-10-24 | 2018-10-24 | Automatic change ferrosilicon stove flue gas cooling dust collector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811247383.7A CN111085065A (en) | 2018-10-24 | 2018-10-24 | Automatic change ferrosilicon stove flue gas cooling dust collector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111085065A true CN111085065A (en) | 2020-05-01 |
Family
ID=70392140
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811247383.7A Pending CN111085065A (en) | 2018-10-24 | 2018-10-24 | Automatic change ferrosilicon stove flue gas cooling dust collector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111085065A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004107473A (en) * | 2002-09-18 | 2004-04-08 | Jfe Steel Kk | Method and apparatus for cleaning by-product gas |
| CN204939414U (en) * | 2015-08-28 | 2016-01-06 | 马鞍山市顺达环保设备有限公司 | A kind of emission-control equipment |
| CN207871826U (en) * | 2018-01-16 | 2018-09-18 | 江苏宇澄环境工程设备有限公司 | A kind of ore-smelting electric furnace flue-gas dust removal and purification device |
| CN207987124U (en) * | 2018-03-02 | 2018-10-19 | 宁夏金圆化工有限公司 | Dry distillation gas purification system |
-
2018
- 2018-10-24 CN CN201811247383.7A patent/CN111085065A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004107473A (en) * | 2002-09-18 | 2004-04-08 | Jfe Steel Kk | Method and apparatus for cleaning by-product gas |
| CN204939414U (en) * | 2015-08-28 | 2016-01-06 | 马鞍山市顺达环保设备有限公司 | A kind of emission-control equipment |
| CN207871826U (en) * | 2018-01-16 | 2018-09-18 | 江苏宇澄环境工程设备有限公司 | A kind of ore-smelting electric furnace flue-gas dust removal and purification device |
| CN207987124U (en) * | 2018-03-02 | 2018-10-19 | 宁夏金圆化工有限公司 | Dry distillation gas purification system |
Non-Patent Citations (1)
| Title |
|---|
| 本书编辑委员会编著: "《钢铁工业节能减排新技术5000问》", 31 July 2009 * |
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| PB01 | Publication | ||
| PB01 | Publication | ||
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20200501 |
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| RJ01 | Rejection of invention patent application after publication |