JPH0220713U - - Google Patents

Info

Publication number
JPH0220713U
JPH0220713U JP8814889U JP8814889U JPH0220713U JP H0220713 U JPH0220713 U JP H0220713U JP 8814889 U JP8814889 U JP 8814889U JP 8814889 U JP8814889 U JP 8814889U JP H0220713 U JPH0220713 U JP H0220713U
Authority
JP
Japan
Prior art keywords
group
filter element
particulates
passages
exhaust gas
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.)
Pending
Application number
JP8814889U
Other languages
English (en)
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 filed Critical
Publication of JPH0220713U publication Critical patent/JPH0220713U/ja
Pending 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
    • 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
    • F01N3/031—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 having means for by-passing filters, e.g. when clogged or during cold engine start
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B38/00—Porous mortars, concrete, artificial stone or ceramic ware; Preparation thereof
    • C04B38/0006—Honeycomb structures
    • 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
    • F01N3/0222—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 monolithic, e.g. honeycombs
    • 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
    • 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
    • F01N3/027—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 electric or magnetic heating means
    • 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
    • F01N2330/06—Ceramic, e.g. monoliths
    • 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
    • F01N2410/04—By-passing, at least partially, exhaust from inlet to outlet of apparatus, to atmosphere or to other device during regeneration period, e.g. of particle filter

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Ceramic Engineering (AREA)
  • Materials Engineering (AREA)
  • Structural Engineering (AREA)
  • Organic Chemistry (AREA)
  • Processes For Solid Components From Exhaust (AREA)

Description

【図面の簡単な説明】
第１図は、燃料供給バーナーをそのシステム中
に含んだデイーゼルエンジンの排気ガスフイルタ
再生装置の構成概略図、第２図はセラミツクフイ
ルタエレメントの斜視図、第３図は従来技術によ
るセラミツクフイルタエレメントの部分図、第４
図は、本考案によるセラミツクエレメントを備え
たフイルタマフラー装置の断面図、第５図は、本
考案によるセラミツクフイルタエレメントの部分
図、第６図は、第５図のフイルタエレメントの縦
断面図を示す。 １３２…内壁、１３８…第１端部、１４０…第
２端部、１４２…第１プラグ、１４４…第２プラ
グ。

Claims (1)

  1. 【実用新案登録請求の範囲】 １ セラミツクの一体構造より成り、複数の組合
    せられた、薄い、ガスをろ過する多孔性の内壁を
    形成し、該内壁は、フイルタエレメントの第１と
    第２の端部との間に伸びる複数の平行な通路を画
    定し、該通路は、エレメントの第１の端部で開き
    、第２の端部で閉じている第１のグループと、第
    ２の端部で開き、第１の端部よりは一定の間隔を
    おいているが第２の端部よりは第１の端部に近い
    位置で閉じている第２のグループと、第２のグル
    ープと同一直線上にあり、第１の端部で開き、前
    記第１端部に近い位置で閉じている第３のグルー
    プより成り、前記通路の前記第１、第２及び第３
    のグループは、前記フイルタエレメント内で使用
    していない内壁の各部分が前記第１グループの通
    路と前記第２と第３のグループの間に位置して各
    通路間の排気ガスの流れに対するろ過面を形成す
    るように配置され、該内壁の穴は、フイルタエレ
    メントを第１の端部から第２の端部まで通過する
    デイーゼルエンジンの排気ガスに含まれている微
    粒子の相当な部分をろ過し取り出すような大きさ
    に形成されていることを特徴とするデイーゼルエ
    ンジンの排気ガスより微粒子を除去する再生フイ
    ルタエレメント。 ２ 複数の組合せられた薄い、ガスをろ過する多
    孔性の内壁が、フイルタエレメントの第１と第２
    の端部の間に伸びている複数の平行な通路を画定
    しているセラミツクの一体構造より成り、 前記通路の第１グループの第２端部の近傍に第
    １プラグの組を備え、 前記通路の第２グループの第１端部の近傍に第
    ２プラグの組を備え、 前記第１と第２のグループの通路は、フイルタ
    エレメント内で使用していない内壁の各部分が前
    記第１グループの通路と第２グループの通路の間
    に位置して各通路間の排気ガスの流れに対してろ
    過面を形成しており、その内壁の穴は、フイルタ
    エレメントを通過して第１端部から第２端部へ抜
    けるデイーゼルエンジン排気ガスに存在する相当
    量の微粒子をろ過するような大きさに形成され、
    前記一体構造は、微粒子を捕集するために前記第
    ２プラグの上流に第１手段を形成し、前記第２プ
    ラグの下流に微粒子を捕集するために第２手段を
    形成し、それにより、再生間に於いては、前記第
    １捕集手段により捕集された微粒子は発火し、前
    記第２プラグを加熱し、これにより前記第２捕集
    手段により捕集された微粒子の一様な発火が助成
    されることを特徴とするデイーゼルエンジンの排
    気ガスの微粒子を除去する再生フイルタエレメン
    ト。 ３ 前記第１捕集手段が前記通路に平行な方向に
    少くとも前記第２プラグの長さの四分の一の長さ
    を有することを特徴とする請求項２記載の再生フ
    イルタエレメント。
JP8814889U 1988-07-28 1989-07-28 Pending JPH0220713U (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US22547988A 1988-07-28 1988-07-28

Publications (1)

Publication Number Publication Date
JPH0220713U true JPH0220713U (ja) 1990-02-13

Family

ID=22845045

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8814889U Pending JPH0220713U (ja) 1988-07-28 1989-07-28

Country Status (2)

Country Link
JP (1) JPH0220713U (ja)
DE (1) DE8908210U1 (ja)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5928010A (ja) * 1982-08-05 1984-02-14 Nippon Denso Co Ltd 排気ガス浄化用構造物

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5928010A (ja) * 1982-08-05 1984-02-14 Nippon Denso Co Ltd 排気ガス浄化用構造物

Also Published As

Publication number Publication date
DE8908210U1 (de) 1989-08-24

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