DE69511268T2 - Verhinderung von aschebrückenbildung in keramischen filtern - Google Patents

Verhinderung von aschebrückenbildung in keramischen filtern

Info

Publication number
DE69511268T2
DE69511268T2 DE69511268T DE69511268T DE69511268T2 DE 69511268 T2 DE69511268 T2 DE 69511268T2 DE 69511268 T DE69511268 T DE 69511268T DE 69511268 T DE69511268 T DE 69511268T DE 69511268 T2 DE69511268 T2 DE 69511268T2
Authority
DE
Germany
Prior art keywords
bridge formation
ceramic filters
preventing ash
ash bridge
preventing
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
Application number
DE69511268T
Other languages
English (en)
Other versions
DE69511268D1 (de
Inventor
Folke Engstroem
Juhani Isaksson
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Amec Foster Wheeler Energia Oy
Original Assignee
Foster Wheeler Energia Oy
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Foster Wheeler Energia Oy filed Critical Foster Wheeler Energia Oy
Publication of DE69511268D1 publication Critical patent/DE69511268D1/de
Application granted granted Critical
Publication of DE69511268T2 publication Critical patent/DE69511268T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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
    • B01D46/2403—Particle separators, e.g. dust precipitators, using rigid hollow filter bodies characterised by the physical shape or structure of the filtering element
    • B01D46/2407—Filter candles
    • 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
    • B01D46/42—Auxiliary equipment or operation thereof
    • B01D46/44—Auxiliary equipment or operation thereof controlling filtration
    • B01D46/46—Auxiliary equipment or operation thereof controlling filtration automatic
    • 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
    • B01D46/56—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with multiple filtering elements, characterised by their mutual disposition
    • B01D46/58—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with multiple filtering elements, characterised by their mutual disposition connected in parallel
    • 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
    • B01D46/66—Regeneration of the filtering material or filter elements inside the filter
    • B01D46/70—Regeneration of the filtering material or filter elements inside the filter by acting counter-currently on the filtering surface, e.g. by flushing on the non-cake side of the filter
    • B01D46/71—Regeneration of the filtering material or filter elements inside the filter by acting counter-currently on the filtering surface, e.g. by flushing on the non-cake side of the filter with pressurised gas, e.g. pulsed air
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10J—PRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
    • C10J3/00—Production of combustible gases containing carbon monoxide from solid carbonaceous fuels
    • C10J3/46—Gasification of granular or pulverulent flues in suspension
    • C10J3/48—Apparatus; Plants
    • C10J3/482—Gasifiers with stationary fluidised bed
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10J—PRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
    • C10J3/00—Production of combustible gases containing carbon monoxide from solid carbonaceous fuels
    • C10J3/46—Gasification of granular or pulverulent flues in suspension
    • C10J3/54—Gasification of granular or pulverulent fuels by the Winkler technique, i.e. by fluidisation
    • C10J3/56—Apparatus; Plants
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10J—PRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
    • C10J3/00—Production of combustible gases containing carbon monoxide from solid carbonaceous fuels
    • C10J3/72—Other features
    • C10J3/82—Gas withdrawal means
    • C10J3/84—Gas withdrawal means with means for removing dust or tar from the gas
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10K—PURIFYING OR MODIFYING THE CHEMICAL COMPOSITION OF COMBUSTIBLE GASES CONTAINING CARBON MONOXIDE
    • C10K1/00—Purifying combustible gases containing carbon monoxide
    • C10K1/02—Dust removal
    • C10K1/024—Dust removal by filtration
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2273/00—Operation of filters specially adapted for separating dispersed particles from gases or vapours
    • B01D2273/20—High temperature filtration
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10J—PRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
    • C10J2300/00—Details of gasification processes
    • C10J2300/09—Details of the feed, e.g. feeding of spent catalyst, inert gas or halogens
    • C10J2300/0913—Carbonaceous raw material
    • C10J2300/093—Coal

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Combustion & Propulsion (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Geometry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Filtering Of Dispersed Particles In Gases (AREA)
  • Fluidized-Bed Combustion And Resonant Combustion (AREA)
DE69511268T 1994-05-26 1995-05-24 Verhinderung von aschebrückenbildung in keramischen filtern Expired - Fee Related DE69511268T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/249,216 US5531798A (en) 1994-05-26 1994-05-26 Eliminating ash bridging in ceramic filters
PCT/FI1995/000290 WO1995032787A1 (en) 1994-05-26 1995-05-24 Eliminating ash bridging in ceramic filters

Publications (2)

Publication Number Publication Date
DE69511268D1 DE69511268D1 (de) 1999-09-09
DE69511268T2 true DE69511268T2 (de) 2000-02-03

Family

ID=22942522

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69511268T Expired - Fee Related DE69511268T2 (de) 1994-05-26 1995-05-24 Verhinderung von aschebrückenbildung in keramischen filtern

Country Status (7)

Country Link
US (1) US5531798A (de)
EP (1) EP0762923B1 (de)
JP (1) JP2825666B2 (de)
DE (1) DE69511268T2 (de)
ES (1) ES2135736T3 (de)
TW (1) TW263445B (de)
WO (1) WO1995032787A1 (de)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AUPN585795A0 (en) * 1995-10-06 1995-11-02 Tox Free Systems Inc. Volatile materials treatment system
DE19539277A1 (de) * 1995-10-21 1997-04-24 Lurgi Lentjes Babcock Energie Vorrichtung und Verfahren zum Abreinigen von Filterelementen
DK0781587T3 (da) * 1995-12-29 2003-09-01 Glatt Gmbh Indretning til fjernelse af støv fra gas
US5944859A (en) * 1996-05-06 1999-08-31 Siemens Westinghouse Power Corporation Hot gas filter and system assembly
US5953898A (en) * 1997-02-26 1999-09-21 Foster Wheeler Energia Oy Power generation method including control of temperature of flue gases entering a high temperature ceramic filter
US6165048A (en) * 1998-11-10 2000-12-26 Vlsi Technology, Inc. Chemical-mechanical-polishing system with continuous filtration
NL1014020C2 (nl) * 2000-01-05 2001-07-09 Saba Global Automatisch luchtfiltersysteem.
US6364932B1 (en) * 2000-05-02 2002-04-02 The Boc Group, Inc. Cold gas-dynamic spraying process
TW500622B (en) * 2000-12-04 2002-09-01 Taeyang Tech Co Ltd Gas scrubber system
ES2172460B1 (es) * 2001-01-24 2003-05-16 Aspiraciones Perca S L Sistema de aspiracion de aire con filtro colector, con limpieza automatica de filtros por medio de aire comprimido.
US20040025690A1 (en) 2001-09-10 2004-02-12 Henry Krigmont Multi-stage collector
DE10218491B3 (de) * 2002-04-25 2004-01-29 Wacker Siltronic Ag Verfahren zur Vermeidung der Selbstentzündung von brennbaren Stäuben in Prozessabgasen sowie Vorrichtung zur Durchführung des Verfahrens sowie Siliciumscheibe erhältlich aus diesem Verfahren
US7559976B2 (en) * 2006-10-24 2009-07-14 Henry Krigmont Multi-stage collector for multi-pollutant control
US7582145B2 (en) * 2007-12-17 2009-09-01 Krigmont Henry V Space efficient hybrid collector
US7582144B2 (en) * 2007-12-17 2009-09-01 Henry Krigmont Space efficient hybrid air purifier
US7488426B1 (en) * 2008-01-23 2009-02-10 Sohail Zaiter Scalable immersed-filtration method and apparatus
US7597750B1 (en) 2008-05-12 2009-10-06 Henry Krigmont Hybrid wet electrostatic collector
US8167981B2 (en) * 2009-04-21 2012-05-01 Spx Corporation Vacuum filter assembly
CN105080325B (zh) * 2015-09-01 2017-06-13 同济大学 一种抑制固体废物焚烧烟气二噁英类物质生成的方法
JP6640547B2 (ja) * 2015-12-18 2020-02-05 三菱日立パワーシステムズ株式会社 フィルタ逆洗装置、チャー回収装置及びフィルタ逆洗方法、ガス化複合発電設備
CN111098386A (zh) * 2019-12-27 2020-05-05 肇庆学院 一种具有自清洁系统的三维打印机上料机构
GR1010414B (el) * 2021-08-02 2023-02-24 ΑΝΩΝΥΜΗ ΕΤΑΙΡΕΙΑ ΠΕΡΙΒΑΛΛΟΝΤΙΚΩΝ ΚΑΙ ΕΝΕΡΓΕΙΑΚΩΝ ΜΕΛΕΤΩΝ ΚΑΙ ΑΝΑΠΤΥΞΗΣ ΛΟΓΙΣΜΙΚΟΥ με δ.τ. ΕΜΙΣΙΑ Α.Ε., Συστημα παραγωγης καθαρου καυσιμου αεριου μικρης κλιμακας με χρηση αεριοποιησης ευελικτου καυσιμου

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JPS5326138B1 (de) * 1971-04-21 1978-07-31
US3894854A (en) * 1973-11-27 1975-07-15 Dixie Mfgr Co Dust collector apparatus
US3951627A (en) * 1975-01-09 1976-04-20 Pneumafil Corporation Air filtering apparatus
US4343631A (en) * 1981-01-30 1982-08-10 Westinghouse Electric Corp. Hot gas particulate removal
US4417908A (en) * 1982-02-22 1983-11-29 Corning Glass Works Honeycomb filter and method of making it
DE3316527A1 (de) * 1983-05-06 1984-11-08 Henkel KGaA, 4000 Düsseldorf Verfahren zum waschen der filterelemente eines gasfilters und vorrichtung zum durchfuehren des verfahrens
US4525184A (en) * 1983-05-20 1985-06-25 Electric Power Research Institute, Inc. Vertically tiered particle filtering apparatus
DE3422592A1 (de) * 1984-06-18 1986-04-24 Frank 6148 Heppenheim Titus Zyklon-filter mit ganzmetall-tandem-filterkerze
US4735635A (en) * 1986-01-10 1988-04-05 Westinghouse Electric Corp. Apparatus and process for filtering high temperature gas streams
US4865627A (en) * 1987-10-30 1989-09-12 Shell Oil Company Method and apparatus for separating fine particulates from a mixture of fine particulates and gas
US4812149A (en) * 1987-12-03 1989-03-14 Westinghouse Electric Corp. Hot inert gas purging for filter blowback process
US4865629A (en) * 1988-07-05 1989-09-12 Industrial Filter & Pump Mfg. Co. Control of particle size distribution in gas filtration
US4904287A (en) * 1988-12-22 1990-02-27 Electric Power Research Institute Compact ceramic tube filter array high-temperature gas filtration
EP0483173B1 (de) * 1989-07-12 1993-10-13 A. Ahlstrom Corporation Vorrichtung zur Abtrennung von teilchenförmigem Material aus heissen Gasen
DE4113217A1 (de) * 1991-04-23 1992-10-29 Kurt Kugler Vorrichtung und verfahren zur entstaubung von kondensierbaren heissgasen bzw. heissgasen mit kondensierbaren gasanteilen

Also Published As

Publication number Publication date
WO1995032787A1 (en) 1995-12-07
US5531798A (en) 1996-07-02
DE69511268D1 (de) 1999-09-09
JP2825666B2 (ja) 1998-11-18
ES2135736T3 (es) 1999-11-01
EP0762923A1 (de) 1997-03-19
TW263445B (en) 1995-11-21
EP0762923B1 (de) 1999-08-04
JPH09506549A (ja) 1997-06-30

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee