EP0472008A3 - Particle filter regenerable by combustion for exhaust gases of internal combustion engine - Google Patents

Particle filter regenerable by combustion for exhaust gases of internal combustion engine Download PDF

Info

Publication number
EP0472008A3
EP0472008A3 EP19910112672 EP91112672A EP0472008A3 EP 0472008 A3 EP0472008 A3 EP 0472008A3 EP 19910112672 EP19910112672 EP 19910112672 EP 91112672 A EP91112672 A EP 91112672A EP 0472008 A3 EP0472008 A3 EP 0472008A3
Authority
EP
European Patent Office
Prior art keywords
regenerable
particle filter
internal combustion
exhaust gases
combustion engine
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.)
Granted
Application number
EP19910112672
Other languages
German (de)
Other versions
EP0472008B1 (en
EP0472008A2 (en
Inventor
Wolfgang Dipl.-Ing. Pfister
Herbert Dipl.-Ing. Langen
Horst Dipl.-Ing. Jung
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.)
Eberspaecher Climate Control Systems GmbH and Co KG
Original Assignee
J Eberspaecher GmbH and Co KG
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 J Eberspaecher GmbH and Co KG filed Critical J Eberspaecher GmbH and Co KG
Publication of EP0472008A2 publication Critical patent/EP0472008A2/en
Publication of EP0472008A3 publication Critical patent/EP0472008A3/en
Application granted granted Critical
Publication of EP0472008B1 publication Critical patent/EP0472008B1/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
    • F01N3/02—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
    • F01N3/02—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust
    • F01N3/021—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters
    • F01N3/0212—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters with one or more perforated tubes surrounded by filtering material, e.g. filter candles
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
    • F01N3/02—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust
    • F01N3/021—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters
    • F01N3/022—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters characterised by specially adapted filtering structure, e.g. honeycomb, mesh or fibrous
    • F01N3/0226—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters characterised by specially adapted filtering structure, e.g. honeycomb, mesh or fibrous the structure being fibrous
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
    • F01N3/02—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust
    • F01N3/021—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters
    • F01N3/023—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters using means for regenerating the filters, e.g. by burning trapped particles
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
    • F01N3/02—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust
    • F01N3/021—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters
    • F01N3/023—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters using means for regenerating the filters, e.g. by burning trapped particles
    • F01N3/025—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters using means for regenerating the filters, e.g. by burning trapped particles using fuel burner or by adding fuel to exhaust
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N2330/00—Structure of catalyst support or particle filter
    • F01N2330/10—Fibrous material, e.g. mineral or metallic wool

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Filtering Of Dispersed Particles In Gases (AREA)
  • Processes For Solid Components From Exhaust (AREA)
  • Filtering Materials (AREA)

Abstract

The invention discloses a particle filter regenerable by combustion for cleaning the exhaust gas of internal combustion engines, the filter comprising filter plugs (11) which are arranged in a housing (1) with an external heat supply (10) and are covered with different lengths of filter material (13) in accordance with the flow profile of the exhaust gas in the housing (1). <IMAGE>
EP91112672A 1990-08-21 1991-07-27 Particle filter regenerable by combustion for exhaust gases of internal combustion engine Expired - Lifetime EP0472008B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE4026375A DE4026375C1 (en) 1990-08-21 1990-08-21
DE4026375 1990-08-21

Publications (3)

Publication Number Publication Date
EP0472008A2 EP0472008A2 (en) 1992-02-26
EP0472008A3 true EP0472008A3 (en) 1992-12-02
EP0472008B1 EP0472008B1 (en) 1994-07-06

Family

ID=6412600

Family Applications (1)

Application Number Title Priority Date Filing Date
EP91112672A Expired - Lifetime EP0472008B1 (en) 1990-08-21 1991-07-27 Particle filter regenerable by combustion for exhaust gases of internal combustion engine

Country Status (5)

Country Link
US (1) US5138836A (en)
EP (1) EP0472008B1 (en)
AT (1) ATE108244T1 (en)
DE (2) DE4026375C1 (en)
ES (1) ES2057680T3 (en)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4111029C2 (en) * 1991-04-05 1995-08-31 Eberspaecher J Particle filter for the exhaust gases of internal combustion engines that can be regenerated by free burning
AU2246092A (en) * 1991-06-27 1993-01-25 Donaldson Company Inc. Trap apparatus with tubular filter element
US5411758A (en) * 1991-10-09 1995-05-02 Norton Company Method of making synthetic diamond wear component
DE4200100A1 (en) * 1992-01-03 1993-07-08 Ernst Apparatebau Gmbh & Co SOOT FILTER FOR DIESEL ENGINES
US5224973A (en) * 1992-04-20 1993-07-06 Donaldson Company, Inc. Filter cartridge for trap apparatus
DE4226901C2 (en) * 1992-08-14 2002-03-07 Ernst Appbau Gmbh & Co Soot filter with hot gas generator
DE4229723C1 (en) * 1992-09-05 1993-09-16 Mtu Friedrichshafen Gmbh Regeneratable filter unit of modular structure - for particle removal from diesel exhaust gas
US5396764A (en) * 1994-02-14 1995-03-14 Ford Motor Company Spark ignition engine exhaust system
US5771683A (en) * 1995-08-30 1998-06-30 Southwest Research Institute Active porous medium aftertreatment control system
DE19701684A1 (en) * 1997-01-20 1998-07-23 Deutz Ag Particle filter
DE19810738C1 (en) * 1998-03-12 1999-04-22 Hjs Fahrzeugtechnik Gmbh & Co Cleaning of filter elements in the exhaust of diesel engines
DE20022035U1 (en) 2000-12-29 2002-02-28 Heimbach Gmbh Thomas Josef filtering device
CN101437598B (en) 2006-05-03 2013-03-20 赛伯泰克有限公司 Device and method for the reduction of emissions
US20080236118A1 (en) * 2007-03-27 2008-10-02 Meyer Robert L Exhaust particulate filter for a machine engine system and assembly method therefor
US7981174B2 (en) * 2007-11-26 2011-07-19 Caterpillar Inc. Electrically regenerated exhaust particulate filter for an engine system and operating strategy therefor
US8444729B2 (en) * 2007-11-26 2013-05-21 Caterpillar Inc. Electrically regenerated exhaust particulate filter having non-axial regeneration flame propagation
DE102008033842A1 (en) * 2008-07-19 2010-02-18 Karl-Heinz Grywotz Automobiltechnik GmbH Particulate filter for diesel and petrol engines
US20180345192A1 (en) * 2016-10-31 2018-12-06 Jonell filtration Products, Inc. Variable length filter elements, apparatus comprising such filter elements, and methods of making and using such elements and apparatus

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4478618A (en) * 1983-08-01 1984-10-23 General Motors Corporation Diesel exhaust particulate trap with plural filter tubes
DE3836697A1 (en) * 1988-10-28 1990-05-03 Sueddeutsche Kuehler Behr Regenerative device for the separation of soot from the exhaust gases of diesel engines

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3217357A1 (en) * 1982-05-08 1983-11-10 Fa. J. Eberspächer, 7300 Esslingen DEVICE FOR REDUCING THE RUSSIAN PART IN THE EXHAUST GAS FROM COMBUSTION ENGINES
AU7517387A (en) * 1986-05-30 1987-12-22 Kuhnert, D. Exhaust gas cleaning system for diesel engines
DE3815148A1 (en) * 1988-05-04 1989-11-16 Eberspaecher J Arrangement for mounting an exhaust gas filter in a metal housing
DE3823205A1 (en) * 1988-07-08 1990-01-11 Eberspaecher J Soot-filter plug for the purification of exhaust gases and soot-filter arrangement formed from soot-filter plugs
US5024249A (en) * 1989-05-17 1991-06-18 Carol Botsolas Specialized one-piece pipefitting cover for insulated strainer and lateral 45 degree -Y
US5065574A (en) * 1990-05-29 1991-11-19 Caterpillar Inc. Particulate trap regeneration apparatus and method

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4478618A (en) * 1983-08-01 1984-10-23 General Motors Corporation Diesel exhaust particulate trap with plural filter tubes
DE3836697A1 (en) * 1988-10-28 1990-05-03 Sueddeutsche Kuehler Behr Regenerative device for the separation of soot from the exhaust gases of diesel engines

Also Published As

Publication number Publication date
DE59102111D1 (en) 1994-08-11
EP0472008B1 (en) 1994-07-06
ES2057680T3 (en) 1994-10-16
US5138836A (en) 1992-08-18
DE4026375C1 (en) 1992-01-30
ATE108244T1 (en) 1994-07-15
EP0472008A2 (en) 1992-02-26

Similar Documents

Publication Publication Date Title
EP0472008A3 (en) Particle filter regenerable by combustion for exhaust gases of internal combustion engine
EP0625633A4 (en) Exhaust gas cleaning apparatus for internal combustion engines.
GB2295334B (en) Arrangements for the after-treatment of exhaust gases from internal combustion engines
GB2145349B (en) Removing soot from the exhaust gases of an internal combustion engine
HUT71028A (en) Air filter, mainly for inlet air of internal combustion engine
ITRM950511A0 (en) COMPRESSED INTERNAL COMBUSTION ENGINE WITH THE POSSIBILITY OF HIGH LEVEL OPERATION OF THE EXHAUST GAS TURBOCHARGER.
HU912185D0 (en) Air filter for internal combustion engines
AR245264A1 (en) Air inlet filter for internal combustion engines
EP0489263A3 (en) Exhaust gas recirculation system for an internal combustion engine
AR245265A1 (en) An air suction filter for internal combustion engines.
GB2294557B (en) Exhaust gas re circulation control device for internal combustion engines
EP0507116A3 (en) Particle filter regenerable by combustion for exhaust gases of internal combustion engine
GB2260373B (en) An exhaust gas turbocharger for an internal combustion engine
HUP9901677A3 (en) Device for the cleaning of exhaust gases from internal combustion engines
CA2310237A1 (en) Apparatus for the treatment of crankcase emissions materials in a positive crankcase ventilation system
EP0507996A3 (en) Device for controlled introduction of exhaust gases into the combustion chamber of an internal combustion engine
DE59705381D1 (en) Holding an exhaust gas recirculation line on the engine housing of an internal combustion engine
FR2710952B1 (en) Exhaust gas recirculation device for an internal combustion engine.
ITTO920956A1 (en) REGENERABLE FILTER FOR THE EXHAUST GASES OF AN INTERNAL COMBUSTION ENGINE.
GB2290886B (en) Control apparatus for internal combustion engine with exhaust gas recirculation
ATE117050T1 (en) BURNER FOR DIESEL ENGINE EXHAUST PARTICLE FILTER.
FR2721349B1 (en) Internal combustion engine with exhaust gas recirculation.
DE59500405D1 (en) Internal combustion engine with exhaust gas recirculation
EP0658685A3 (en) Device for separating soot particles from exhaust gases of internal combustion engines.
FR2719870B1 (en) Exhaust gas recirculation device for an internal combustion engine.

Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

AK Designated contracting states

Kind code of ref document: A2

Designated state(s): AT DE ES FR GB IT NL SE

PUAL Search report despatched

Free format text: ORIGINAL CODE: 0009013

AK Designated contracting states

Kind code of ref document: A3

Designated state(s): AT DE ES FR GB IT NL SE

17P Request for examination filed

Effective date: 19921026

17Q First examination report despatched

Effective date: 19931029

GRAA (expected) grant

Free format text: ORIGINAL CODE: 0009210

ITF It: translation for a ep patent filed

Owner name: BARZANO' E ZANARDO MILANO S.P.A.

AK Designated contracting states

Kind code of ref document: B1

Designated state(s): AT DE ES FR GB IT NL SE

REF Corresponds to:

Ref document number: 108244

Country of ref document: AT

Date of ref document: 19940715

Kind code of ref document: T

ET Fr: translation filed
GBT Gb: translation of ep patent filed (gb section 77(6)(a)/1977)

Effective date: 19940704

REF Corresponds to:

Ref document number: 59102111

Country of ref document: DE

Date of ref document: 19940811

REG Reference to a national code

Ref country code: ES

Ref legal event code: FG2A

Ref document number: 2057680

Country of ref document: ES

Kind code of ref document: T3

EAL Se: european patent in force in sweden

Ref document number: 91112672.0

PLBE No opposition filed within time limit

Free format text: ORIGINAL CODE: 0009261

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: NO OPPOSITION FILED WITHIN TIME LIMIT

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: FR

Payment date: 19950523

Year of fee payment: 5

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: SE

Payment date: 19950524

Year of fee payment: 5

26N No opposition filed
PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: ES

Payment date: 19950705

Year of fee payment: 5

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: GB

Payment date: 19950717

Year of fee payment: 5

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: AT

Payment date: 19950720

Year of fee payment: 5

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: NL

Payment date: 19950731

Year of fee payment: 5

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: DE

Payment date: 19950818

Year of fee payment: 5

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: GB

Effective date: 19960727

Ref country code: AT

Effective date: 19960727

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: SE

Effective date: 19960728

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: ES

Free format text: LAPSE BECAUSE OF THE APPLICANT RENOUNCES

Effective date: 19960729

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: NL

Effective date: 19970201

GBPC Gb: european patent ceased through non-payment of renewal fee

Effective date: 19960727

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: FR

Effective date: 19970328

NLV4 Nl: lapsed or anulled due to non-payment of the annual fee

Effective date: 19970201

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: DE

Effective date: 19970402

EUG Se: european patent has lapsed

Ref document number: 91112672.0

REG Reference to a national code

Ref country code: FR

Ref legal event code: ST

REG Reference to a national code

Ref country code: ES

Ref legal event code: FD2A

Effective date: 19991007

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: IT

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES;WARNING: LAPSES OF ITALIAN PATENTS WITH EFFECTIVE DATE BEFORE 2007 MAY HAVE OCCURRED AT ANY TIME BEFORE 2007. THE CORRECT EFFECTIVE DATE MAY BE DIFFERENT FROM THE ONE RECORDED.

Effective date: 20050727