IT1219270B - Dispositivo per la riduzione dell'inquinamento atmosferico da gas di scarico di motori a combustione interna - Google Patents

Dispositivo per la riduzione dell'inquinamento atmosferico da gas di scarico di motori a combustione interna

Info

Publication number
IT1219270B
IT1219270B IT67417/88A IT6741788A IT1219270B IT 1219270 B IT1219270 B IT 1219270B IT 67417/88 A IT67417/88 A IT 67417/88A IT 6741788 A IT6741788 A IT 6741788A IT 1219270 B IT1219270 B IT 1219270B
Authority
IT
Italy
Prior art keywords
reduction
exhaust gas
internal combustion
combustion engines
atmospheric pollution
Prior art date
Application number
IT67417/88A
Other languages
English (en)
Other versions
IT8867417A0 (it
Inventor
Roberto Evangelisti
Pier Luigi Tenci
Original Assignee
Enea
Tenci Energy Saving Cogenerazi
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 Enea, Tenci Energy Saving Cogenerazi filed Critical Enea
Priority to IT67417/88A priority Critical patent/IT1219270B/it
Publication of IT8867417A0 publication Critical patent/IT8867417A0/it
Priority to EP89108116A priority patent/EP0340784B1/en
Priority to DE8989108116T priority patent/DE68902417T2/de
Priority to AT89108116T priority patent/ATE79442T1/de
Priority to ES198989108116T priority patent/ES2034477T3/es
Application granted granted Critical
Publication of IT1219270B publication Critical patent/IT1219270B/it

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
    • 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
    • F01N3/0217—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 the filtering elements having the form of hollow cylindrical bodies
    • 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
    • F01N3/033—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 in combination with other devices
    • F01N3/035—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 in combination with other devices with catalytic reactors, e.g. catalysed diesel particulate filters
    • 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
    • F01N3/2803—Construction of catalytic reactors characterised by structure, by material or by manufacturing of catalyst support
    • F01N3/2835—Construction of catalytic reactors characterised by structure, by material or by manufacturing of catalyst support 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
    • F01N3/08—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
    • F01N2330/00—Structure of catalyst support or particle filter
    • F01N2330/10—Fibrous material, e.g. mineral or metallic wool
    • 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
    • F01N2330/12—Metallic wire mesh fabric or knitting
    • 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
    • F01N2410/00—By-passing, at least partially, exhaust from inlet to outlet of apparatus, to atmosphere or to other 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
    • F01N2410/00—By-passing, at least partially, exhaust from inlet to outlet of apparatus, to atmosphere or to other device
    • F01N2410/08—By-passing, at least partially, exhaust from inlet to outlet of apparatus, to atmosphere or to other device in case of clogging, e.g. of particle filter
    • 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
    • F01N2470/08—Gas passages being formed between the walls of an outer shell and an inner chamber
    • 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
    • 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
    • F01N2510/00—Surface coverings
    • F01N2510/06—Surface coverings for exhaust purification, e.g. catalytic reaction

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)
  • Inorganic Fibers (AREA)
  • Catalysts (AREA)
  • Processes For Solid Components From Exhaust (AREA)
IT67417/88A 1988-05-06 1988-05-06 Dispositivo per la riduzione dell'inquinamento atmosferico da gas di scarico di motori a combustione interna IT1219270B (it)

Priority Applications (5)

Application Number Priority Date Filing Date Title
IT67417/88A IT1219270B (it) 1988-05-06 1988-05-06 Dispositivo per la riduzione dell'inquinamento atmosferico da gas di scarico di motori a combustione interna
EP89108116A EP0340784B1 (en) 1988-05-06 1989-05-05 A device for reducing atmospheric pollution by exhaust gases from internal combustion engines
DE8989108116T DE68902417T2 (de) 1988-05-06 1989-05-05 Geraet zum vermindern der von verbrennungsmotorabgasen verursachten luftverschmutzung.
AT89108116T ATE79442T1 (de) 1988-05-06 1989-05-05 Geraet zum vermindern der von verbrennungsmotorabgasen verursachten luftverschmutzung.
ES198989108116T ES2034477T3 (es) 1988-05-06 1989-05-05 Dispositivo reductor de la contaminacion atmosferica producida por los gases de escape de motores de combustion interna.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT67417/88A IT1219270B (it) 1988-05-06 1988-05-06 Dispositivo per la riduzione dell'inquinamento atmosferico da gas di scarico di motori a combustione interna

Publications (2)

Publication Number Publication Date
IT8867417A0 IT8867417A0 (it) 1988-05-06
IT1219270B true IT1219270B (it) 1990-05-03

Family

ID=11302207

Family Applications (1)

Application Number Title Priority Date Filing Date
IT67417/88A IT1219270B (it) 1988-05-06 1988-05-06 Dispositivo per la riduzione dell'inquinamento atmosferico da gas di scarico di motori a combustione interna

Country Status (5)

Country Link
EP (1) EP0340784B1 (it)
AT (1) ATE79442T1 (it)
DE (1) DE68902417T2 (it)
ES (1) ES2034477T3 (it)
IT (1) IT1219270B (it)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1254054B (it) * 1991-05-13 1995-09-07 Saverio Megna Dispositivo di depurazione dei gas di scarico di un motore a combustione interna
FR2683854A1 (fr) * 1991-11-19 1993-05-21 Ecia Equip Composants Ind Auto Structure de support d'au moins un materiau de catalyse des gaz d'echappement d'un moteur notamment de vehicule automobile.
US5298046A (en) * 1993-01-06 1994-03-29 Minnesota Mining And Manufacturing Company Diesel particulate filter element and filter
DE4303850C1 (de) * 1993-02-10 1994-10-13 Alfred Buck Vorrichtung zur katalytischen Reinigung von strömenden Gasen, insbesondere von Abgasen von Verbrennungsmotoren
JP2732031B2 (ja) * 1994-04-28 1998-03-25 株式会社いすゞセラミックス研究所 デイーゼル機関の排気微粒子フイルタ
DE19504450A1 (de) * 1995-02-10 1996-08-22 Florian Gamel Abgasreinigungsvorrichtung für Verbrennungskraftmaschinen
FR2751559B1 (fr) * 1996-07-25 1998-09-04 Sprint Metal Sa Filtre pour la retention de particules solides contenues dans les gaz d'echappement d'un moteur diesel et tampon de filtration
FR2782744B1 (fr) * 1998-03-26 2001-05-18 Charles Lauricella Tuyau d'echappement anti-pollution 3 jcl
DE19919928C2 (de) * 1999-04-30 2001-04-26 Oberland Mangold Gmbh Filterstruktur zum Filtern von Feststoffen aus einem Gasstrom sowie Partikelfilter
IT1319897B1 (it) * 2000-02-08 2003-11-12 Luigi Pellegrino Dispositivo di riduzione dell'inquinamento atmosferico da gas discarico
EP1340890A1 (en) * 2002-02-28 2003-09-03 Luigi Pellegrino A device for reducing the atmospheric pollution due to exhaust gas
AU2003303085A1 (en) * 2003-09-26 2005-04-14 N.V. Bekaert S.A. Catalytic converter and method for making the same
US20070041880A1 (en) * 2003-12-20 2007-02-22 Bernd Reinsch Exhaust treatment device
EP1584369A1 (en) * 2004-04-05 2005-10-12 Luigi Pellegrino Device for reducing polluting substances present in exhaust gases of an internal-combustion engine
EP1624165A1 (en) * 2004-08-05 2006-02-08 Luigi Pellegrino Device for reducing polluting substances present in exhaust gases of an internal-combustion engine
KR101378791B1 (ko) * 2011-09-26 2014-03-27 최승현 차압 및 배기음 저감을 위한 촉매반응기

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB832890A (en) * 1957-08-08 1960-04-21 Bendix Aviat Corp Coalescer element construction
FR87613E (fr) * 1964-11-05 1966-04-15 Berliet Automobiles Dispositif d'épuration des gaz d'échappement de moteurs thermiques renfermant des composants solides
US4195063A (en) * 1974-09-03 1980-03-25 Matsushita Electric Industrial Co., Ltd. Catalyst element for cleaning exhaust gases
GB1519343A (en) * 1974-09-03 1978-07-26 Matsushita Electric Ind Co Ltd Gas purifying devices
GB1567593A (en) * 1976-10-20 1980-05-21 Matsushita Electric Ind Co Ltd Exhaust gas control equipment
DE3228325A1 (de) * 1982-07-29 1984-02-02 Fa. J. Eberspächer, 7300 Esslingen Filter- und nachverbrennungseinrichtung fuer abgase
DE3545762A1 (de) * 1985-12-21 1987-07-02 Leistritz Maschfabrik Paul Russfilter

Also Published As

Publication number Publication date
EP0340784B1 (en) 1992-08-12
IT8867417A0 (it) 1988-05-06
ES2034477T3 (es) 1993-04-01
DE68902417D1 (de) 1992-09-17
ATE79442T1 (de) 1992-08-15
DE68902417T2 (de) 1993-01-07
EP0340784A1 (en) 1989-11-08

Similar Documents

Publication Publication Date Title
IT1219270B (it) Dispositivo per la riduzione dell'inquinamento atmosferico da gas di scarico di motori a combustione interna
ES2081301T3 (es) Tratamiento de los gases de escape de motores diesel.
ATE104174T1 (de) Katalysator zum reinigen von abgasen von dieselmotoren.
WO1999018333A8 (en) Method and apparatus for using free radicals to reduce pollutants in the exhaust gases from the combustion of a fuel
ES8700385A1 (es) Dispositivo para depurar los gases de escape de motores diesel
KR920000377A (ko) 디젤 기관으로부터의 배기가스 정제용 촉매
DE3864795D1 (de) Katalysatoranlage.
FI894228A0 (fi) Katalysaattori polttomoottorin pakokaasujen puhdistusta varten, jolla on vähentynyt rikkivetypäästö sekä sen valmistus ja käyttö
DE69417065D1 (de) Vorrichtung zum regeln von schadstoffemission im abgas der brennkraftmaschine eines kraftfahrzeuges
IT1226297B (it) Silenziatore per i gas di scarico di motori a c.i. di autoveicoli
IT1211803B (it) Condotto di scarico per motori acombustione interna dotato di dispositivo di alloggiamento di filtri per l'abbattimento delle particelle solide sospese e degli idrocarburi incombusti nel gas di scarico
CA2105038A1 (en) Catalysts for Treating Exhaust Gases from Internal Combustion and Stationary Source Engines
EP0358123A3 (en) Catalyst for separating noxious matter from exhaust gases of combustion engines mainly powered by alcohol, production process and use
SE9203604D0 (sv) Anordning foer hetrogen katalys
JPS5365285A (en) Exhaust gas purification catalyst for internal combustion engine
JPS5732733A (en) Catalyst for purification of waste gas and method for purification of waste gas
JPS5735939A (en) Cleaning catalyst for exhaust gas
IT1232443B (it) Dispositivo post-combustore catalitico per la riduzione delle emissioni inquinanti prodotte da motori a due tempi
IT1258714B (it) Procedimento per la regolazione di un sistema a controllo elettronico per l'alimentazione del combustibile ad un motore a ciclo diesel installato a bordo di un autoveicolo.
WO2004045747A8 (en) Device for reducing atmospheric pollution by exhaust gas
IT7830449A0 (it) Depuratore catalitico monolitico per motori a combustione interna provvisto all'entrata di diffusore radiale dei gas da depurare.
IT9003741A0 (it) Dispositivo per la riduzione della fumosita' dei gas di scarico dei motori a combustione interna, in particolare diesel.
IT9040402A0 (it) Dispositivo atto a depurare gas di scarico di motori a scoppio.
EP0457287A3 (en) An anti-pollution device for treating the exhaust gases from internal combustion engines and burners in general, functioning also as exhaust silencer
JPS6432012A (en) Exhaust filter for vehicle