CN201329226Y - High-temperature high-pressure fly ash filter - Google Patents
High-temperature high-pressure fly ash filter Download PDFInfo
- Publication number
- CN201329226Y CN201329226Y CNU2008202111009U CN200820211100U CN201329226Y CN 201329226 Y CN201329226 Y CN 201329226Y CN U2008202111009 U CNU2008202111009 U CN U2008202111009U CN 200820211100 U CN200820211100 U CN 200820211100U CN 201329226 Y CN201329226 Y CN 201329226Y
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- filter
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- tube shape
- gas
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Abstract
The utility model relates to a high-temperature high-pressure fly ash filter, which comprises a spherical head, a back-blowing dumper, a right cylindrical shell, a lifting eye, filter components, a gas distributor, a support, a cone and a venturi taper pipe, wherein the spherical head, the right cylindrical shell and the cone are welded into a filter shell, the two sides of the cone are provided with a gas inlet and a gas outlet, the back-blowing dumper is communicated with the venturi taper pipe, a main tube plate component is arranged in the shell, and the filter components, the gas distributor and the venturi taper pipe are installed on the main tube plate component. The filter has the effects of gas reaction and filtration in a gasification system, can make gas fully react and clear away foreign matters in gas to obtain pure carbon monoxide and hydrogen mixture, and then purify. The filter shell is made from 14Cr1MoR+00Cr19Ni10 composite steel plates, which reduces the production cost. A back-blowing device is arranged on the external surface of the spherical head, and the gas distributor and the filter components which are evenly distributed are arranged in the shell, thereby increasing the foreign matter filtering performance of the filter.
Description
Technical field
The utility model relates to a kind of HTHP fly-ash filter, especially for the HTHP fly-ash filter that plays reaction and filtration in the gasification system.
Background technology
At present, the HTHP fly-ash filter is one of key equipment in the gasification system, and its (vessel) class is the II class.HTHP fly-ash filter in the domestic coal gas system all is to adopt from external import, its structure and manufacturing process complexity, and its material adopts SA387Gr, 11CL2 composite plate, and price is expensive especially, and filter effect and removal of impurities performance are undesirable simultaneously.
Summary of the invention
The purpose of this utility model is to be to overcome above-mentioned defective, provides a kind of structure simpler, and manufacturing process is easy, and cost hangs down the HTHP fly-ash filter with good filtration effect.
The technical solution of the utility model: a kind of HTHP fly-ash filter is to comprise ball sealing head, blowback buffer, straight-tube shape housing, hanger, filter assemblies, gas distributor, bearing, cone, person in charge's board component and venturi Taper Pipe assembly, and bearing is packed on the straight-tube shape housing outer wall; Its ball sealing head, straight-tube shape housing and cone three parts are to adopt 14Cr1MoR+00Cr19Ni10 clad steel plate material to be welded into filter housings successively, and described cone both sides are provided with the air inlet and the gas outlet of the coaxial line of symmetry individually; The coin ear of uniform symmetry is set respectively on the described straight-tube shape housing periphery and on the cone lower, outer perimeter;
The blowback buffer is arranged on the ball sealing head and is connected with venturi Taper Pipe assembly in the straight-tube shape housing by anti-blowpipe; Be provided with person in charge's board component in the straight-tube shape housing in the described filter housings, being responsible for board component is stationary grizzly formula structure; On person in charge's board component, uniform filter assemblies, gas distributor and uniform venturi Taper Pipe assembly are set respectively, its uniform venturi Taper Pipe assembly and the uniform corresponding respectively separately and connection of filter assemblies, gas distributor is lifted on to be responsible on the board component, and the inlet, outlet on gas distributor lower horizontal position and the cone is a coaxial line.The filter housings of being made up of ball sealing head, straight-tube shape housing and cone three parts is to adopt the 14Cr1MoR+00Cr19Ni10 clad steel plate to be welded into the integral filters housing successively.
This filter is a large high-temperature high pressure fly-ash filter, and the internal diameter of straight-tube shape housing is 5450mm.Total measurement (volume)≤240m in the filter
3, total height≤17400mm, design pressure≤4.4MPa, design temperature≤380 ℃.This filter is one of key equipment in the gasification system, in coal gasification course, feed coal is delivered in the coal pulverizer by transportation facility through fragmentation, feed coal is worn into coal dust (90%＜100 μ m) and dry, coal dust is delivered to gasification furnace coal burner by high pressure nitrogen or carbon dioxide gas with coal dust through normal pressure Pulverized Coal Bin, pressurization Pulverized Coal Bin and feed hopper.The high pressure oxygen of importing is mixed the back with middle pressure superheated steam import the coal burner after preheating.The oxidation and the various conversion reaction of carbon takes place in coal dust, oxygen and steam under gasification furnace high-temperature pressurizing condition.The about 1500 ℃ coal gas of high temperature of gasification furnace roof enters syngas cooler through about the cooled cooled coal gas of dedusting Quench to 900 ℃.Coal gas after syngas cooler reclaims heat enters the HTHP fly-ash filter and carries out dry dust removal and wet scrubbing system, and dustiness is less than 1mg/m in the coal gas after the processing
3Send subsequent handling.
It mainly has been coal gas reaction and filtration to this HTHP fly-ash filter in gasification system, coal gas is fully reacted and removes wherein impurity, obtains comparatively pure carbon monoxide and hydrogen mixture, forwards in other equipment again and purifies.Ball sealing head in this filter, straight-tube shape housing and cone three parts are formed filter housings, and its filter housings is to adopt 14Cr1MoR+00Cr19Ni10 clad steel plate welding production, greatly reduces manufacturing cost; Simultaneously, back-blowing device is set, gas distributor and uniform filter assemblies are set in the housing, make it strengthen the filtering and impurity removing performance of this filter at ball sealing head outer surface.
Description of drawings
Accompanying drawing is a structural representation of the present utility model;
Among the figure: 1-ball sealing head, 2-blowback buffer, 3-straight-tube shape housing, the 4-hanger, the 5-filter assemblies, the 6-gas distributor, the 7-bearing, the 8-cone, 9-is responsible for board component, 10-venturi Taper Pipe assembly.
The specific embodiment
Referring to accompanying drawing, a kind of HTHP fly-ash filter is to comprise ball sealing head 1, blowback buffer 2, straight-tube shape housing 3, hanger 4, filter assemblies 5, gas distributor 6, bearing 7, cone 8, person in charge's board component 9 and venturi Taper Pipe assembly 10, and bearing 7 is packed on straight-tube shape housing 3 outer walls; Its ball sealing head 1, straight-tube shape housing 3 and cone 8 three parts are that employing 14Cr1MoR+00Cr19Ni10 clad steel plate material is made and are welded into the integral filters housing successively that described cone 8 both sides are provided with the air inlet and the gas outlet of the coaxial line of symmetry respectively; Respectively be provided with symmetrical hanger 4 on straight-tube shape housing 3 peripheries and on cone 8 lower, outer perimeter; Blowback buffer 2 is arranged on the ball sealing head 1 and is connected with venturi Taper Pipe assembly 10 in the straight-tube shape housing 3 by anti-blowpipe; Be provided with on straight-tube shape housing 3 inwalls in the described filter housings and be responsible for board component 9, it is responsible for board component 9 is stationary grizzly formula structure, uniform filter assemblies 5, gas distributor 6 and uniform venturi Taper Pipe assembly 10 are set on person in charge's board component 9 of stationary grizzly formula structure, its uniform venturi Taper Pipe assembly 10 and the uniform corresponding respectively separately and connection of filter assemblies 5, gas distributor 6 is lifted on person in charge's board component 9 of stationary grizzly formula structure, and the inlet, outlet on gas distributor 6 lower horizontal positions and the cone 8 is a coaxial line.Straight-tube shape housing internal diameter in this HTHP fly-ash filter is 5450mm.Total measurement (volume) in the filter is 240m
3, total height is 17400mm, and operating pressure is 3.96MPa, and operating temperature is 340 ℃.Its filter housings is to adopt 14Cr1MoR+00Cr19Ni10 clad steel plate welding production, greatly reduces manufacturing cost; Simultaneously, on ball sealing head outer surface, back-blowing device is set, gas distributor and uniform filter assemblies are set in the housing, make it strengthen the filtering and impurity removing performance of this filter.
Claims (2)
1, a kind of HTHP fly-ash filter is characterized in that:
A, described HTHP fly-ash filter are to comprise ball sealing head (1), blowback buffer (2), straight-tube shape housing (3), hanger (4), filter assemblies (5), gas distributor (6), bearing (7), cone (8), person in charge's board component (9) and venturi Taper Pipe assembly (10), and bearing (7) is packed on straight-tube shape housing (3) outer wall; Its described ball sealing head (1), straight-tube shape housing (3) and cone (8) three parts are to adopt 14Cr1MoR+00Cr19Ni10 clad steel plate material to be welded into filter housings successively, and there is the air inlet and the gas outlet of the coaxial line of symmetry described cone (8) both sides; On described straight-tube shape housing (3) periphery and the hanger (4) of uniform symmetry is set respectively on cone (8) lower, outer perimeter;
B, described blowback buffer (2) are arranged on ball sealing head (1) and upward and by the venturi Taper Pipe assembly (10) in anti-blowpipe and the straight-tube shape housing (3) are connected;
C, be provided with in the straight-tube shape housing (3) in the described filter housings and be responsible for board component (9), it is responsible for board component (9) is stationary grizzly formula structure, uniform filter assemblies (5) is set respectively on described person in charge's board component (9), gas distributor (6) and uniform venturi Taper Pipe assembly (10), its uniform venturi Taper Pipe assembly (10) and the uniform corresponding respectively separately and connection of filter assemblies (5), gas distributor (6) is lifted on is responsible on the board component (9) advancing on gas distributor (6) lower horizontal position and the cone (8), the gas outlet is a coaxial line.
2. HTHP fly-ash filter as claimed in claim 1 is characterized in that the described filter housings of being made up of ball sealing head (1), straight-tube shape housing (3) and cone (8) three parts is to adopt the 14Cr1MoR+00Cr19Ni10 clad steel plate to be welded into the integral filters housing successively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008202111009U CN201329226Y (en) | 2008-12-26 | 2008-12-26 | High-temperature high-pressure fly ash filter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008202111009U CN201329226Y (en) | 2008-12-26 | 2008-12-26 | High-temperature high-pressure fly ash filter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201329226Y true CN201329226Y (en) | 2009-10-21 |
Family
ID=41222599
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008202111009U Expired - Fee Related CN201329226Y (en) | 2008-12-26 | 2008-12-26 | High-temperature high-pressure fly ash filter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201329226Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104001383A (en) * | 2014-05-30 | 2014-08-27 | 成都易态科技有限公司 | Gas filter device and gas purifying method utilizing same |
| WO2017107092A1 (en) | 2015-12-23 | 2017-06-29 | Shell Internationale Research Maatschappij B.V. | System and method for filtering a gas-solids mixture |
-
2008
- 2008-12-26 CN CNU2008202111009U patent/CN201329226Y/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104001383A (en) * | 2014-05-30 | 2014-08-27 | 成都易态科技有限公司 | Gas filter device and gas purifying method utilizing same |
| CN104001383B (en) * | 2014-05-30 | 2016-08-24 | 成都易态科技有限公司 | Gas-filtering device and use the method for gas purification of this device |
| WO2017107092A1 (en) | 2015-12-23 | 2017-06-29 | Shell Internationale Research Maatschappij B.V. | System and method for filtering a gas-solids mixture |
| US10293295B2 (en) | 2015-12-23 | 2019-05-21 | Air Products And Chemicals, Inc. | System and method for filtering a gas-solids mixture |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20091021 Termination date: 20151226 |
|
| EXPY | Termination of patent right or utility model |