FR2987074B1 - METHOD FOR MEASURING LEAK LEVEL OF PARTICLE FILTER - Google Patents

METHOD FOR MEASURING LEAK LEVEL OF PARTICLE FILTER

Info

Publication number
FR2987074B1
FR2987074B1 FR1251533A FR1251533A FR2987074B1 FR 2987074 B1 FR2987074 B1 FR 2987074B1 FR 1251533 A FR1251533 A FR 1251533A FR 1251533 A FR1251533 A FR 1251533A FR 2987074 B1 FR2987074 B1 FR 2987074B1
Authority
FR
France
Prior art keywords
particle filter
leak level
measuring leak
measuring
level
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.)
Active
Application number
FR1251533A
Other languages
French (fr)
Other versions
FR2987074A1 (en
Inventor
Frederic Duault
Stephane Raquin
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.)
EFI Automotive SA
Original Assignee
Electricfil Automotive 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 Electricfil Automotive SAS filed Critical Electricfil Automotive SAS
Priority to FR1251533A priority Critical patent/FR2987074B1/en
Publication of FR2987074A1 publication Critical patent/FR2987074A1/en
Application granted granted Critical
Publication of FR2987074B1 publication Critical patent/FR2987074B1/en
Active 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
    • F01N3/02—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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D41/00—Electrical control of supply of combustible mixture or its constituents
    • F02D41/02—Circuit arrangements for generating control signals
    • F02D41/14—Introducing closed-loop corrections
    • F02D41/1438—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor
    • F02D41/1444—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor characterised by the characteristics of the combustion gases
    • F02D41/1466—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor characterised by the characteristics of the combustion gases the characteristics being a soot concentration or content
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M3/00—Investigating fluid-tightness of structures
    • G01M3/40—Investigating fluid-tightness of structures by using electric means, e.g. by observing electric discharges
    • 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
    • F01N2560/00—Exhaust systems with means for detecting or measuring exhaust gas components or characteristics
    • F01N2560/05—Exhaust systems with means for detecting or measuring exhaust gas components or characteristics the means being a particulate sensor
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D41/00—Electrical control of supply of combustible mixture or its constituents
    • F02D41/02—Circuit arrangements for generating control signals
    • F02D41/14—Introducing closed-loop corrections
    • F02D41/1438—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor
    • F02D41/1493—Details
    • F02D41/1494—Control of sensor heater
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume, or surface-area of porous materials
    • G01N15/06—Investigating concentration of particle suspensions
    • G01N15/0656—Investigating concentration of particle suspensions using electric, e.g. electrostatic methods or magnetic methods
    • 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
FR1251533A 2012-02-20 2012-02-20 METHOD FOR MEASURING LEAK LEVEL OF PARTICLE FILTER Active FR2987074B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR1251533A FR2987074B1 (en) 2012-02-20 2012-02-20 METHOD FOR MEASURING LEAK LEVEL OF PARTICLE FILTER

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1251533A FR2987074B1 (en) 2012-02-20 2012-02-20 METHOD FOR MEASURING LEAK LEVEL OF PARTICLE FILTER

Publications (2)

Publication Number Publication Date
FR2987074A1 FR2987074A1 (en) 2013-08-23
FR2987074B1 true FR2987074B1 (en) 2014-03-21

Family

ID=45926824

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1251533A Active FR2987074B1 (en) 2012-02-20 2012-02-20 METHOD FOR MEASURING LEAK LEVEL OF PARTICLE FILTER

Country Status (1)

Country Link
FR (1) FR2987074B1 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107084034A (en) * 2016-02-12 2017-08-22 福特环球技术公司 Method and system for predicting the sensor response time

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115341981B (en) * 2022-08-29 2024-01-16 潍柴动力股份有限公司 Method, device and equipment for detecting faults of particulate matter catcher

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20100035682A (en) * 2007-04-27 2010-04-06 세라마테크, 인코오포레이티드 Particulate matter sensor
DE102009028239A1 (en) * 2009-08-05 2011-02-10 Robert Bosch Gmbh Method and device for self-diagnosis of a particle sensor

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107084034A (en) * 2016-02-12 2017-08-22 福特环球技术公司 Method and system for predicting the sensor response time
CN107084034B (en) * 2016-02-12 2021-02-09 福特环球技术公司 Method and system for predicting sensor response time

Also Published As

Publication number Publication date
FR2987074A1 (en) 2013-08-23

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