CN202237624U - Sintered metal filter for high-temperature flue gas component analysis - Google Patents
Sintered metal filter for high-temperature flue gas component analysis Download PDFInfo
- Publication number
- CN202237624U CN202237624U CN2011203152968U CN201120315296U CN202237624U CN 202237624 U CN202237624 U CN 202237624U CN 2011203152968 U CN2011203152968 U CN 2011203152968U CN 201120315296 U CN201120315296 U CN 201120315296U CN 202237624 U CN202237624 U CN 202237624U
- Authority
- CN
- China
- Prior art keywords
- filter
- sintered metal
- body cavity
- fixed
- gas body
- 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 - Lifetime
Links
- 239000002184 metal Substances 0.000 title claims abstract description 43
- 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
- 239000007789 gas Substances 0.000 claims abstract description 61
- 238000007664 blowing Methods 0.000 claims abstract description 12
- 238000003860 storage Methods 0.000 claims abstract description 12
- 238000005245 sintering Methods 0.000 claims description 23
- 239000000470 constituent Substances 0.000 claims description 11
- 238000010926 purge Methods 0.000 claims description 11
- 239000000463 material Substances 0.000 claims description 6
- 229910001026 inconel Inorganic materials 0.000 claims description 3
- 229910000604 Ferrochrome Inorganic materials 0.000 claims description 2
- 229910000856 hastalloy Inorganic materials 0.000 claims description 2
- 229910001220 stainless steel Inorganic materials 0.000 claims description 2
- 239000010935 stainless steel Substances 0.000 claims description 2
- 238000001914 filtration Methods 0.000 abstract description 13
- 239000000428 dust Substances 0.000 abstract description 8
- 230000000694 effects Effects 0.000 abstract description 3
- 238000009826 distribution Methods 0.000 abstract description 2
- 239000011148 porous material Substances 0.000 abstract 1
- 238000000746 purification Methods 0.000 abstract 1
- 208000002925 dental caries Diseases 0.000 description 7
- 239000003517 fume Substances 0.000 description 4
- 238000004140 cleaning Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 230000008929 regeneration Effects 0.000 description 2
- 238000011069 regeneration method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 239000012717 electrostatic precipitator Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 239000010808 liquid waste Substances 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000004781 supercooling Methods 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
Images
Landscapes
- Sampling And Sample Adjustment (AREA)
- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
A sintered metal filter for high-temperature flue gas component analysis is applied to high-temperature flue gas filtration and dust removal for flue gas component analysis. A tube plate is fixed in the filter shell and divides the inner cavity of the filter shell into a dust-containing gas cavity and a purified gas cavity; a second pressure sensor, a second temperature sensor and a differential pressure sensor are connected to the wall of the filter shell; a sintered metal filter tube is fixed on the tube plate and is arranged in a dust-containing gas cavity of the filter shell; the top of the filter shell gas purification cavity is fixed with an ash blowing pipe and a back-blowing gas storage tank. The effect is as follows: the filter effect is good, and the operation is stable. The sintered metal filter tube has excellent high temperature resistance, small pressure drop, higher filtering precision, uniform pore size distribution and stable filtering performance. The sintered metal filter tube has high mechanical strength, the internal and external pressure difference of the sintered metal filter tube can reach 0.8MPa, and the filter performance is stable after the sintered metal filter tube is back-blown and cleaned by high-pressure gas.
Description
Technical field
The utility model relates to the filter that high-temperature flue gas carries out dust removal by filtration, particularly a kind of sintered metal filter that is used for the high-temperature flue gas constituent analysis, and the gas after this filter filters directly gets into flue gas analyzer.
Background technology
At present, before high-temperature flue gas gets into the fume component analysis system, need carry out dedusting and the processing that cools to it, domestic existing high-temperature dust removal technology all has its weak point, the main performance in the following areas:
Though cyclone dust collector is cheap, simple in structure, efficiency of dust collection is low; Electrostatic precipitator can cleaning high-temp fine dust, but to being difficult for the difficult enforcement of charged particle, and cost of investment is higher; The washing type deduster, energy loss is big, and capacity usage ratio is low, follows new liquid waste to produce; Sack cleaner is prone to dewfall, and the bag of paste phenomenon is often arranged, and service life is short, and is inapplicable under the high temperature; The pottery deduster, resistance to sudden heating is relatively poor, and vibrations often cause the chimney filter fracture when the pulse backblowing deashing.
Therefore above-mentioned deduster can not be applied in the high-temperature flue gas filtration, and the sintered metal filtration material then has low pressure drop, is prone to pulse cleaning, high strength, and the characteristics of heat-and corrosion-resistant more and more receive people's attention.Metal chimney filter filter layout is compact; The filter element of the relative other materials of life-span of sintering metal is stable and durable more; Clean through the pulse backblowing mode and to make its regeneration, under middle normal temperature and pressure, operate, as long as pulse valve and the controller quality of pulse-control system reach a standard, operating mode is stablized; Since not wearing and tearing and flimsy parts, filtration system can be steady in a long-term operation and maintenance cost that need be seldom.On-the-spot director can revise the deashing control system of injection parameter fast according to arts demand.Online resistance pressure reduction, inlet temperature, winding-up time, and the demonstration of parameter such as concentration of emission and alarming line and register system is also simple and easy to control and safeguard.
The utility model content
The purpose of the utility model is: a kind of sintered metal filter that is used for the high-temperature flue gas constituent analysis is provided; The sintering metal filter core is applied in the high-temperature flue gas filtration; Gas behind this filter of process satisfies the requirement of gas composition analyzer, after supercooling, directly gets into the fume component analysis appearance.
The technical scheme that the utility model adopts is: the sintered metal filter that is used for the high-temperature flue gas constituent analysis; Mainly form by filter housings, second pressure sensor, second temperature sensor, differential pressure pick-up, magnetic valve, purge gas storage tank, tube sheet and sintering metal chimney filter; It is characterized in that: in filter housings, be fixed with a tube sheet, tube sheet is divided into ash-laden gas body cavity and purified gas body cavity with the filter head housings intracoelomic cavity; On the wall of filter housings ash-laden gas body cavity, be fixed with air inlet pipe, on the wall of filter housings ash-laden gas body cavity, be connected with second pressure sensor and second temperature sensor, measure the pressure and temperature in the filter housings ash-laden gas body cavity respectively; One end of differential pressure pick-up is fixed on the wall of filter housings ash-laden gas body cavity, and the other end of differential pressure pick-up is fixed on the wall of filter housings purified gas body cavity, and differential pressure pick-up is measured tube sheet differential pressure up and down; On tube sheet, be fixed with the sintering metal chimney filter, the sintering metal chimney filter is in the ash-laden gas body cavity of filter housings; On filter housings purified gas body cavity wall, blast pipe is arranged; Top at filter housings purified gas body cavity is fixed with blowing pipe, and the other end of blowing pipe connects the purge gas storage tank, on blowing pipe, is connected with magnetic valve.
The sintering metal chimney filter can be processed by stainless steel 316L, inconel 601, Hastelloy, ferrochrome material, satisfies the requirement of different intensity and heat resistance.
Summary is used for the operation principle of the sintered metal filter of high-temperature flue gas constituent analysis.Consult Fig. 1.On air inlet pipe, be connected with electrical ball valve 1, first pressure sensor 2 and first temperature sensor 3, high-temperature flue gas is got in the filter housings 4 ash-laden gas body cavitys by air inlet pipe.High-temperature flue gas gets into the purified gas body cavity through tube sheet 14 after filtering through sintering metal chimney filter 15.On blast pipe, be connected with control valve 8, gas cooler 9 and fume component analysis appearance 10, the high-temperature flue gas after the filtration, gets into gas composition analyzer 10 and carries out Measurement and analysis after cooler 9 is lowered the temperature cooling along blast pipe.Operation in the high-temperature flue gas filter; Pressure drop with the prolongation sintering metal chimney filter 15 of service time increases; When the pressure reduction of ash-laden gas body cavity and purified gas body cavity reaches certain value; The pulse controlled magnetic valve 12 that is positioned at filter housings 4 tops is opened under the control of PLC automatically, and the gases at high pressure (can be cleaned air passes, also can be nitrogen) in the purge gas storage tank 13 are through the blowing pipe ejection; Gases at high pressure carry out reverse gas cleaning to sintering metal chimney filter 15, to realize the regeneration of sintering metal chimney filter 15.High-temperature gas after wherein the purge gas utilization is filtered is accompanied heat, and the method for employing is on blast pipe, to draw a branch road to link to each other with companion's hot coil of purge gas storage tank 13.On the turnover pipe of filter housings 4 flow control valve is arranged respectively, flowmeter is installed on the export pipeline, the tube sheet of filter housings 4 is equipped with pressure transmitter up and down, and temperature transmitter and differential pressure transmitter are monitored operation at any time.
The beneficial effect of the utility model: the utility model is used for the sintered metal filter of high-temperature flue gas constituent analysis, and good filtration effect is stable.Sintering metal chimney filter resistance to elevated temperatures is excellent, and pressure drop is little, and filtering accuracy is higher, even aperture distribution, and strainability is stable.Sintering metal chimney filter mechanical strength is high, and sintering metal chimney filter inside and outside differential pressure can reach 0.8MPa, and its strainability is stable after the gases at high pressure blowback is cleaned.Cost is low, compares with other filtering materials, and the long service life of sintering metal chimney filter does not generally need to change.
Description of drawings
Fig. 1 is the sintered metal filter user mode structural representation that the utility model is used for the high-temperature flue gas constituent analysis.
Among the figure, 1-electrical ball valve, 2-first pressure sensor, 3-first temperature sensor; 4-filter housings 4,5-second pressure sensor, 6-second temperature sensor, 7-differential pressure pick-up; The 8-control valve, 9-gas cooler, 10-fume component analysis appearance, 11-flow transmitter; The 12-magnetic valve, 13-purge gas storage tank, 14-tube sheet, 15-sintering metal chimney filter.
The specific embodiment
Embodiment 1: with a sintered metal filter that is used for the high-temperature flue gas constituent analysis is example, and the utility model is done further explain.
Consult Fig. 1.The utility model is used for the sintered metal filter of high-temperature flue gas constituent analysis, mainly is made up of filter housings 4, second pressure sensor 5, second temperature sensor 6, differential pressure pick-up 7, magnetic valve 12, purge gas storage tank 13, tube sheet 14 and sintering metal chimney filter 15.
In filter housings 4, be fixed with the tube sheet 14 of a circle, tube sheet 14 is divided into ash-laden gas body cavity and purified gas body cavity with filter housings 4 inner chambers.On the wall of filter housings 4 ash-laden gas body cavitys, be fixed with air inlet pipe.On the wall of filter housings 4 ash-laden gas body cavitys, be connected with one second pressure sensor 5 and one second temperature sensor 6, measure the pressure and temperature in the filter housings 4 ash-laden gas body cavitys respectively.One end of differential pressure pick-up 7 is fixed on the wall of filter housings 4 ash-laden gas body cavitys, and the other end of differential pressure pick-up 7 is fixed on the wall of filter housings 4 purified gas body cavitys, and differential pressure pick-up 7 is measured the differential pressure of tube sheet about in the of 14.On tube sheet 14, be fixed with three sintering metal chimney filters 15, sintering metal chimney filter 15 is in the ash-laden gas body cavity of filter housings 4.On filter housings 4 purified gas body cavity walls, blast pipe is arranged.Be fixed with three blowing pipes at the top of filter housings 4 purified gas body cavitys, the other end of three blowing pipes connects purge gas storage tank 13 respectively, storage pressure-air in the purge gas storage tank 13.On each blowing pipe, be connected with a magnetic valve 12.
Sintering metal chimney filter 15 adopts inconel 601 materials to process.
Claims (2)
1. sintered metal filter that is used for the high-temperature flue gas constituent analysis; Mainly form by filter housings (4), second pressure sensor (5), second temperature sensor (6), differential pressure pick-up (7), magnetic valve (12), purge gas storage tank (13), tube sheet (14) and sintering metal chimney filter (15); It is characterized in that: in filter housings (4), be fixed with a tube sheet (14), tube sheet (14) is divided into ash-laden gas body cavity and purified gas body cavity with filter housings (4) inner chamber; On the wall of filter housings (4) ash-laden gas body cavity, be fixed with air inlet pipe, on the wall of filter housings (4) ash-laden gas body cavity, be connected with second pressure sensor (5) and second temperature sensor (6); One end of differential pressure pick-up (7) is fixed on the wall of filter housings (4) ash-laden gas body cavity, and the other end of differential pressure pick-up (7) is fixed on the wall of filter housings (4) purified gas body cavity, and differential pressure pick-up (7) is measured tube sheet (14) differential pressure up and down; On tube sheet (14), be fixed with sintering metal chimney filter (15), sintering metal chimney filter (15) is in the ash-laden gas body cavity of filter housings (4); On filter housings (4) purified gas body cavity wall, blast pipe is arranged; Top at filter housings (4) purified gas body cavity is fixed with blowing pipe, and the other end of blowing pipe connects purge gas storage tank (13), on blowing pipe, is connected with magnetic valve (12).
2. the sintered metal filter that is used for the high-temperature flue gas constituent analysis according to claim 1 is characterized in that: sintering metal chimney filter (15) is processed by stainless steel 316L, inconel 601, Hastelloy or ferrochrome material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203152968U CN202237624U (en) | 2011-08-26 | 2011-08-26 | Sintered metal filter for high-temperature flue gas component analysis |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203152968U CN202237624U (en) | 2011-08-26 | 2011-08-26 | Sintered metal filter for high-temperature flue gas component analysis |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202237624U true CN202237624U (en) | 2012-05-30 |
Family
ID=46098929
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011203152968U Expired - Lifetime CN202237624U (en) | 2011-08-26 | 2011-08-26 | Sintered metal filter for high-temperature flue gas component analysis |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202237624U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103205284A (en) * | 2013-05-03 | 2013-07-17 | 袁源 | Coal gasification ash content treatment device and method |
| CN104524890A (en) * | 2014-12-24 | 2015-04-22 | 贵州天福化工有限责任公司 | Method and device for increasing blowback temperature of gasifying fly ash filter |
| CN107762687A (en) * | 2017-01-21 | 2018-03-06 | 湖北美标康盛动力科技有限公司 | A kind of automatic maintenance formula air cleaner |
-
2011
- 2011-08-26 CN CN2011203152968U patent/CN202237624U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103205284A (en) * | 2013-05-03 | 2013-07-17 | 袁源 | Coal gasification ash content treatment device and method |
| CN104524890A (en) * | 2014-12-24 | 2015-04-22 | 贵州天福化工有限责任公司 | Method and device for increasing blowback temperature of gasifying fly ash filter |
| CN104524890B (en) * | 2014-12-24 | 2016-06-15 | 贵州天福化工有限责任公司 | A kind of lifting coal gasification fly-ash filter blowback air temperature methods and device thereof |
| CN107762687A (en) * | 2017-01-21 | 2018-03-06 | 湖北美标康盛动力科技有限公司 | A kind of automatic maintenance formula air cleaner |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102008857B (en) | Filter element for filtering high-temperature dust and purifying gas as well as preparation method and application thereof | |
| CN202237624U (en) | Sintered metal filter for high-temperature flue gas component analysis | |
| CN201828487U (en) | Dynamic performance testing device of filtering materials at high temperature | |
| CN201643837U (en) | Molten aluminum filter | |
| WO2013173951A1 (en) | Combustion heating system | |
| CN106501034B (en) | High-temperature high-dust flue gas sampling and monitoring device | |
| CN101402012A (en) | Crystal cotton frameless pulse precipitation apparatus | |
| CN201632161U (en) | Sintering felt filter drum for dust removal in flue gas of electric furnace steelmaking | |
| CN105727642B (en) | A kind of ultra-clean bag-type dust removing system based on oneself equilibrium of double medium filtration and locellus flow | |
| CN208340408U (en) | A kind of dedicated bag-type dust collecting equipment of Large Electric Furnace smoke gas treatment | |
| CN201643909U (en) | High-temperature smoke dust-removing filter | |
| CN201711053U (en) | Big bag-type dust collector with brick-concrete structure | |
| CN201047813Y (en) | Sampling probe containing foreign gas | |
| CN204275704U (en) | A kind of high-temperature gas filter | |
| CN105521662A (en) | Filter unit and technique applicable to gas purification in organosilicon industry | |
| CN216845716U (en) | Closed calcium carbide furnace high-temperature combustible furnace gas purification and recovery system | |
| CN202091228U (en) | Ore smelting electric arc furnace flue dust concentration detection and dedusting fan frequency conversion speed regulation system | |
| CN207401309U (en) | A kind of coal burning exhaust-gas treatment exhaust pipe | |
| CN203469677U (en) | Ceramic filter ball type flue gas dust removal optimization device | |
| CN103071349B (en) | Method and device for separating and collecting harmful ultrafine dust in industrial discharged exhaust gas | |
| CN109609201A (en) | The purification system and purification method of tar one are collected in gas high-temperature dedusting and condensation | |
| CN210332107U (en) | Series connection dust remover laboratory bench | |
| CN202803012U (en) | Dust removal device with conveniently-detached filter core | |
| CN208482176U (en) | The dust pelletizing system of flue gas of pneumatic steelmaking | |
| CN102580416A (en) | Method for preventing filter bag of bag type collector from blockage |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120530 |