FR2902826B1 - Collecteur d'echappement comportant des deflecteurs aerodynamiques - Google Patents

Collecteur d'echappement comportant des deflecteurs aerodynamiques

Info

Publication number
FR2902826B1
FR2902826B1 FR0652630A FR0652630A FR2902826B1 FR 2902826 B1 FR2902826 B1 FR 2902826B1 FR 0652630 A FR0652630 A FR 0652630A FR 0652630 A FR0652630 A FR 0652630A FR 2902826 B1 FR2902826 B1 FR 2902826B1
Authority
FR
France
Prior art keywords
exhaust manifold
aerodynamic deflectors
deflectors
aerodynamic
manifold
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
FR0652630A
Other languages
English (en)
Other versions
FR2902826A1 (fr
Inventor
Elise Jean
Moreno Marta Marti
Philippe Recouvreur
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.)
Renault SAS
Original Assignee
Renault SAS
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 Renault SAS filed Critical Renault SAS
Priority to FR0652630A priority Critical patent/FR2902826B1/fr
Publication of FR2902826A1 publication Critical patent/FR2902826A1/fr
Application granted granted Critical
Publication of FR2902826B1 publication Critical patent/FR2902826B1/fr
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • F01N3/08—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
    • 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
    • F01N13/08—Other arrangements or adaptations of exhaust conduits
    • 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
    • F01N2260/00—Exhaust treating devices having provisions not otherwise provided for
    • F01N2260/06—Exhaust treating devices having provisions not otherwise provided for for improving exhaust evacuation or circulation, or reducing back-pressure
    • 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
    • F01N2470/20—Dimensional characteristics of tubes, e.g. length, diameter
    • 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
    • F01N2470/30—Tubes with restrictions, i.e. venturi or the like, e.g. for sucking air or measuring mass flow
    • 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
    • Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
    • Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters

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 Silencers (AREA)
FR0652630A 2006-06-23 2006-06-23 Collecteur d'echappement comportant des deflecteurs aerodynamiques Expired - Fee Related FR2902826B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR0652630A FR2902826B1 (fr) 2006-06-23 2006-06-23 Collecteur d'echappement comportant des deflecteurs aerodynamiques

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0652630A FR2902826B1 (fr) 2006-06-23 2006-06-23 Collecteur d'echappement comportant des deflecteurs aerodynamiques

Publications (2)

Publication Number Publication Date
FR2902826A1 FR2902826A1 (fr) 2007-12-28
FR2902826B1 true FR2902826B1 (fr) 2008-08-22

Family

ID=37813835

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0652630A Expired - Fee Related FR2902826B1 (fr) 2006-06-23 2006-06-23 Collecteur d'echappement comportant des deflecteurs aerodynamiques

Country Status (1)

Country Link
FR (1) FR2902826B1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN117418929B (zh) * 2023-12-18 2024-04-16 潍柴动力股份有限公司 一种排气歧管及其出气管段的设计方法

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3120212A1 (de) * 1981-05-21 1982-12-09 Fa. J. Eberspächer, 7300 Esslingen Eintrittstrichter fuer von gas durchstroembare vorrichtungen
JPH06167213A (ja) * 1992-08-10 1994-06-14 Ford Motor Co エンジン排ガス装置のための触媒コンバータ
DE4440160C2 (de) * 1993-12-03 1997-02-27 Gen Motors Corp Katalysator-Diffusor
NL1009468C2 (nl) * 1998-06-23 2000-01-10 Grand Prix Silencers Bv Verbeterd katalysatorhuis.
JP4158516B2 (ja) * 2002-12-24 2008-10-01 日産自動車株式会社 内燃機関の排気管構造

Also Published As

Publication number Publication date
FR2902826A1 (fr) 2007-12-28

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Legal Events

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Year of fee payment: 10

ST Notification of lapse

Effective date: 20170228