FI90686B - Katalytisk avgasrenare för förbränningsmotorer med inmatning för tilläggsluft - Google Patents

Katalytisk avgasrenare för förbränningsmotorer med inmatning för tilläggsluft Download PDF

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Publication number
FI90686B
FI90686B FI922384A FI922384A FI90686B FI 90686 B FI90686 B FI 90686B FI 922384 A FI922384 A FI 922384A FI 922384 A FI922384 A FI 922384A FI 90686 B FI90686 B FI 90686B
Authority
FI
Finland
Prior art keywords
exhaust gas
additional air
flow
gas flow
plates
Prior art date
Application number
FI922384A
Other languages
English (en)
Finnish (fi)
Other versions
FI90686C (sv
FI922384A0 (sv
Inventor
Eero Aitta
Eero Kynsilehto
Original Assignee
Eero Aitta
Eero Kynsilehto
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 Eero Aitta, Eero Kynsilehto filed Critical Eero Aitta
Publication of FI922384A0 publication Critical patent/FI922384A0/sv
Priority to FI922384A priority Critical patent/FI90686C/sv
Priority to AT93910046T priority patent/ATE133754T1/de
Priority to JP50022994A priority patent/JP3327552B2/ja
Priority to CA002136535A priority patent/CA2136535C/en
Priority to DE69301462T priority patent/DE69301462T2/de
Priority to PCT/FI1993/000217 priority patent/WO1993024745A1/en
Priority to AU40715/93A priority patent/AU4071593A/en
Priority to EP93910046A priority patent/EP0643800B1/en
Priority to ES93910046T priority patent/ES2083863T3/es
Priority to US08/343,430 priority patent/US5590522A/en
Publication of FI90686B publication Critical patent/FI90686B/sv
Application granted granted Critical
Publication of FI90686C publication Critical patent/FI90686C/sv

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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
    • F01N3/08—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous
    • F01N3/10—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust
    • F01N3/24—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by constructional aspects of converting apparatus
    • F01N3/30—Arrangements for supply of additional air
    • F01N3/34—Arrangements for supply of additional air using air conduits or jet air pumps, e.g. near the engine exhaust port
    • 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
    • F01N13/00—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00
    • F01N13/009—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00 having two or more separate purifying devices arranged in series
    • F01N13/0097—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00 having two or more separate purifying devices arranged in series the purifying devices are arranged in a single housing
    • 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
    • F01N3/08—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous
    • F01N3/10—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust
    • F01N3/24—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by constructional aspects of converting apparatus
    • F01N3/28—Construction of catalytic reactors
    • F01N3/2892—Exhaust flow directors or the like, e.g. upstream of catalytic device
    • 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
    • F01N2450/00—Methods or apparatus for fitting, inserting or repairing different elements
    • F01N2450/22—Methods or apparatus for fitting, inserting or repairing different elements by welding or brazing
    • 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
    • F01N2470/00—Structure or shape of gas passages, pipes or tubes
    • F01N2470/18—Structure or shape of gas passages, pipes or tubes the axis of inlet or outlet tubes being other than the longitudinal axis of apparatus
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/10—Internal combustion engine [ICE] based vehicles
    • Y02T10/12—Improving ICE efficiencies

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Exhaust Gas After Treatment (AREA)
  • Exhaust Gas Treatment By Means Of Catalyst (AREA)
  • Catalysts (AREA)

Claims (6)

1. Katalytisk avgasrenare för förbränningsmotorer med inmatning för tilläggsluft, vilken avgasrenare omfat- 5 tar en kapsel (1), i vilken kapsel (1) anordnats en inmat-ningsöppning (2) för avgas, Atminstone ett katalytelement (3), ett organ (4) för laminarisering av avgasströmmen, organ (5 och 6) för indelning av kapsein (1) i ett flertal kamrar (7 - 9), en avloppsöppning (10) för avgas och dess-10 utom organ (11) för inmatning av tilläggsluft (17 och 18) tili avgasströmmen (14 och 15) i kapsein (1), kanne-t e c k n a d därav att - i kammaren (7 - 9) efter organet (4) för laminarisering av avgasströmmen och samtidigt i närheten av organen (11) 15 för inmatning av tilläggsluft har anordnats en eller flera sugplattor (19 och 20), att - sugplattorna (19 och 20) omfattar strömningsöppningar (21a och 21b) för avgas, att - sugplattorna (19 och 20) omfattar strömningsöppningar 20 (22a - 22d) för tilläggsluft (17 och 18) och att - sugplattorna (19 och 20) är anordnade mot avgasströmmen (14 och 15) och tilläggsluftströmmen (17 och 18), sA att tilläggsluften kan via strömningsöppningarna (22a - 22d) för tilläggsluft sugas frAn sugplattorna (19 och 20) in i 25 den genom sugplattornas (19 och 20) strömningsöppningar (21a och 21b) för avgas strömmande avgasströmmen (12 -16).
2. Avgasrenare enligt patentkrav 1, k ä n n e - t e c k n a d därav att strömningsöppningarna (22a - 22d) 30 för tilläggsluft är i sugplattorna (19 och 20) anordnade omkring strömningsöppningarna (21a och 21b) för avgas.
3. Avgasrenare enligt patentkrav 1 eller 2, k ä n -netecknad därav att i pA varandra följande sugplattor (19 och 20) är strömningsöppningarna för tilläggs- 35 luft bildade pA olika ställen i strömningsriktningen. 1 cl o n / o / Ab !? i· o o 6
4. Avgasrenare enligt patentkrav 1, 2 eller 3, kännetecknad därav att storleken pä ström- ningsöppningarna (21a och 21b) för avgas i pä varandra följande sugplattor (19 och 20) är sä vald att öppningarna 5 blir större i strömningsriktningen.
5. Avgasrenare enligt nägot av patentkraven 1-4, kännetecknad därav att strömningsöppningen (21d) för avgas i en eller flera sugplattor (23) har en form (24) som gör öppningens kant längre.
6. Avgasrenare enligt patentkrav 1, känne tecknad därav att organet för inmatning av tilläggsluft utgörs av ett strömningsutrymme (111) pä kapse lns ytomräde.
FI922384A 1992-05-25 1992-05-25 Katalytisk avgasrenare för förbränningsmotorer med inmatning för tilläggsluft FI90686C (sv)

Priority Applications (10)

Application Number Priority Date Filing Date Title
FI922384A FI90686C (sv) 1992-05-25 1992-05-25 Katalytisk avgasrenare för förbränningsmotorer med inmatning för tilläggsluft
DE69301462T DE69301462T2 (de) 1992-05-25 1993-05-24 Katalytischer abgasreiniger von brennkraftmaschinen mit zusatzluftzufuhr
JP50022994A JP3327552B2 (ja) 1992-05-25 1993-05-24 エンジン用触媒式排気ガス浄化装置
CA002136535A CA2136535C (en) 1992-05-25 1993-05-24 Catalytic combustion engine exhaust gas purifier with additional air supply
AT93910046T ATE133754T1 (de) 1992-05-25 1993-05-24 Katalytischer abgasreiniger von brennkraftmaschinen mit zusatzluftzufuhr
PCT/FI1993/000217 WO1993024745A1 (en) 1992-05-25 1993-05-24 Catalytic combustion engine exhaust gas purifier with additional air supply
AU40715/93A AU4071593A (en) 1992-05-25 1993-05-24 Catalytic combustion engine exhaust gas purifier with additional air supply
EP93910046A EP0643800B1 (en) 1992-05-25 1993-05-24 Catalytic combustion engine exhaust gas purifier with additional air supply
ES93910046T ES2083863T3 (es) 1992-05-25 1993-05-24 Depurador catalitico de gases de escape de un motor de combustion con suministro adicional de aire.
US08/343,430 US5590522A (en) 1992-05-25 1993-05-24 Catalytic combustion engine exhaust gas purifier with additional air supply

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI922384 1992-05-25
FI922384A FI90686C (sv) 1992-05-25 1992-05-25 Katalytisk avgasrenare för förbränningsmotorer med inmatning för tilläggsluft

Publications (3)

Publication Number Publication Date
FI922384A0 FI922384A0 (sv) 1992-05-25
FI90686B true FI90686B (sv) 1993-11-30
FI90686C FI90686C (sv) 1994-03-10

Family

ID=8535349

Family Applications (1)

Application Number Title Priority Date Filing Date
FI922384A FI90686C (sv) 1992-05-25 1992-05-25 Katalytisk avgasrenare för förbränningsmotorer med inmatning för tilläggsluft

Country Status (10)

Country Link
US (1) US5590522A (sv)
EP (1) EP0643800B1 (sv)
JP (1) JP3327552B2 (sv)
AT (1) ATE133754T1 (sv)
AU (1) AU4071593A (sv)
CA (1) CA2136535C (sv)
DE (1) DE69301462T2 (sv)
ES (1) ES2083863T3 (sv)
FI (1) FI90686C (sv)
WO (1) WO1993024745A1 (sv)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2891668B2 (ja) * 1996-04-05 1999-05-17 川崎重工業株式会社 エンジンの排気装置
DE19724244A1 (de) * 1997-06-09 1998-12-10 Emitec Emissionstechnologie Katalysator mit Sekundärluft-Zwischeneinleitung für Kleinmotoren
JP3814081B2 (ja) * 1998-06-30 2006-08-23 新ダイワ工業株式会社 エンジンのマフラー
CN1110621C (zh) * 1999-01-29 2003-06-04 曹毅文 自吸式发动机尾气助燃净化器
JP3549858B2 (ja) * 2001-06-25 2004-08-04 エフ・イー・ティー・パワークラフト株式会社 排気ガスの浄化装置
WO2006014117A2 (en) * 2004-08-03 2006-02-09 Edgar Villa Improved exhaust gas oxidizer for an internal combustion engine
US20070079604A1 (en) * 2005-10-06 2007-04-12 Anthony Macaluso Secondary air supply system for internal combustion engine
CA2569447A1 (en) * 2005-11-30 2007-05-30 Nett Technologies Inc. Device for exhaust gas purification for spark-ignited engines
JP2007297985A (ja) * 2006-05-01 2007-11-15 Yamaha Motor Co Ltd 排気装置およびその排気装置を備えた車両
US7669411B2 (en) * 2006-05-10 2010-03-02 Caterpillar Inc. Cooling device
JP4787817B2 (ja) * 2007-12-27 2011-10-05 三菱ふそうトラック・バス株式会社 エンジンの排気浄化装置
WO2010032646A1 (ja) * 2008-09-18 2010-03-25 ヤンマー株式会社 エンジン装置
US20110192153A1 (en) * 2010-02-05 2011-08-11 Keith Jonathan Schmidt Exhaust after treatment assembly
CN111437671B (zh) * 2019-01-17 2023-04-14 青岛海尔空调器有限总公司 空气净化器

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1334810A (en) * 1971-06-25 1973-10-24 Gen Motors Corp Internal combustion engine exhaust gas purification systems
DE2608843A1 (de) * 1976-03-04 1977-09-22 Daimler Benz Ag Doppelbettkatalysator
US4256700A (en) * 1979-04-16 1981-03-17 General Motors Corporation Catalytic converter with air tube
DE3923517A1 (de) * 1989-07-15 1991-01-24 Porsche Ag Abgasanlage eines hubkolbenmotors

Also Published As

Publication number Publication date
WO1993024745A1 (en) 1993-12-09
AU4071593A (en) 1993-12-30
DE69301462T2 (de) 1996-08-22
DE69301462D1 (de) 1996-03-14
JPH08502795A (ja) 1996-03-26
US5590522A (en) 1997-01-07
ES2083863T3 (es) 1996-04-16
EP0643800A1 (en) 1995-03-22
FI90686C (sv) 1994-03-10
FI922384A0 (sv) 1992-05-25
CA2136535C (en) 2003-11-11
CA2136535A1 (en) 1993-12-09
EP0643800B1 (en) 1996-01-31
JP3327552B2 (ja) 2002-09-24
ATE133754T1 (de) 1996-02-15

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FG Patent granted

Owner name: KYNSILEHTO, EERO

BB Publication of examined application
QB Licence granted / registered
PC Transfer of assignment of patent

Owner name: KYNSILEHTO, EERO