IN2012DN02741A - - Google Patents

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Publication number
IN2012DN02741A
IN2012DN02741A IN2741DEN2012A IN2012DN02741A IN 2012DN02741 A IN2012DN02741 A IN 2012DN02741A IN 2741DEN2012 A IN2741DEN2012 A IN 2741DEN2012A IN 2012DN02741 A IN2012DN02741 A IN 2012DN02741A
Authority
IN
India
Prior art keywords
attenuation
sensor
dpf
determining
caused
Prior art date
Application number
Other languages
English (en)
Inventor
David Michael Davenport
John Lofgren
Original Assignee
Gen Electric
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 Gen Electric filed Critical Gen Electric
Publication of IN2012DN02741A publication Critical patent/IN2012DN02741A/en

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
    • F01N9/00—Electrical control of exhaust gas treating apparatus
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N22/00—Investigating or analysing materials by the use of microwaves or radio waves, i.e. electromagnetic waves with a wavelength of one millimetre or more
    • 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
    • F01N2560/12—Other sensor principles, e.g. using electro conductivity of substrate or radio frequency
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D2200/00—Input parameters for engine control
    • F02D2200/02—Input parameters for engine control the parameters being related to the engine
    • F02D2200/04—Engine intake system parameters
    • F02D2200/0414—Air temperature
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D2200/00—Input parameters for engine control
    • F02D2200/02—Input parameters for engine control the parameters being related to the engine
    • F02D2200/08—Exhaust gas treatment apparatus parameters
    • F02D2200/0812—Particle filter loading
    • 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
    • F02D41/021—Introducing corrections for particular conditions exterior to the engine
    • F02D41/0235—Introducing corrections for particular conditions exterior to the engine in relation with the state of the exhaust gas treating apparatus
    • F02D41/027—Introducing corrections for particular conditions exterior to the engine in relation with the state of the exhaust gas treating apparatus to purge or regenerate the exhaust gas treating apparatus
    • F02D41/029—Introducing corrections for particular conditions exterior to the engine in relation with the state of the exhaust gas treating apparatus to purge or regenerate the exhaust gas treating apparatus the exhaust gas treating apparatus being a particulate filter
    • 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
    • F02D41/24—Electrical control of supply of combustible mixture or its constituents characterised by the use of digital means
    • F02D41/2406—Electrical control of supply of combustible mixture or its constituents characterised by the use of digital means using essentially read only memories
    • F02D41/2425—Particular ways of programming the data
    • F02D41/2429—Methods of calibrating or learning
    • F02D41/2451—Methods of calibrating or learning characterised by what is learned or calibrated
    • F02D41/2474—Characteristics of sensors

Landscapes

  • Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Electromagnetism (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Arrangements For Transmission Of Measured Signals (AREA)
  • Measurement Of Resistance Or Impedance (AREA)
  • Processes For Solid Components From Exhaust (AREA)
  • Measuring Temperature Or Quantity Of Heat (AREA)
IN2741DEN2012 2009-09-29 2010-08-06 IN2012DN02741A (enExample)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US12/569,258 US8283930B2 (en) 2009-09-29 2009-09-29 Method and system for compensating for variation in attenuation measurements caused by changes in ambient temperature
PCT/US2010/044637 WO2011041023A1 (en) 2009-09-29 2010-08-06 Determining the load of a diesel particulate filter from its radio frequency transmission loss using a switchable reference loopback path for temperature compensation

Publications (1)

Publication Number Publication Date
IN2012DN02741A true IN2012DN02741A (enExample) 2015-09-11

Family

ID=42942127

Family Applications (1)

Application Number Title Priority Date Filing Date
IN2741DEN2012 IN2012DN02741A (enExample) 2009-09-29 2010-08-06

Country Status (7)

Country Link
US (1) US8283930B2 (enExample)
EP (1) EP2483538A1 (enExample)
JP (1) JP5352011B2 (enExample)
KR (1) KR101280190B1 (enExample)
CN (1) CN102667089B (enExample)
IN (1) IN2012DN02741A (enExample)
WO (1) WO2011041023A1 (enExample)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20120159929A1 (en) * 2010-12-22 2012-06-28 Caterpillar Inc. Exhaust particulate filter system and methods
US8873043B2 (en) 2011-03-18 2014-10-28 University Of Virginia Patent Foundation Segmented chirped-pulse fourier transform spectroscopy
DE102011107784B4 (de) * 2011-07-15 2014-03-13 Umicore Ag & Co. Kg Verfahren zur Zustandsbestimmung einer Abgasreinigungsvorrichtung
US9448186B2 (en) * 2011-12-08 2016-09-20 Gulfstream Aerospace Corporation System and method for determining a concentration of gas in a confined space
CA2913769A1 (en) * 2013-06-14 2014-12-18 University Of Virginia Patent Foundation Apparatus and techniques for fourier transform millimeter-wave spectroscopy
ITFI20130266A1 (it) * 2013-11-05 2015-05-06 Advanced Microwave Engineering S R L Dispositivo e metodo associato per la rilevazione e la misura delle caratteristiche fisico-chimiche di materiali in forma di fogli, film, tessuti, strati depositati su di un supporto o simili.
JP6461664B2 (ja) * 2015-03-20 2019-01-30 日野自動車株式会社 排出ガスセンサ
DE102017213928B4 (de) * 2017-08-10 2019-08-01 Continental Automotive Gmbh Verfahren und Vorrichtung zum Ermitteln eines Zustands eines Abgasbehandlungselements für ein Kraftfahrzeug
GB2582984B (en) 2019-04-12 2021-04-07 Perkins Engines Co Ltd Determining an estimate of soot load in a diesel particulate filter using a radio frequency sensor
GB2589139B (en) 2019-11-22 2023-05-03 Perkins Engines Co Ltd Method of estimating soot using a radio frequency sensor
US20240033676A1 (en) * 2020-03-31 2024-02-01 Quantum Matrix Spa Systems and methods for blocking, confining and decanting suspended dust present in an area

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1114157A (en) 1964-09-21 1968-05-15 Ass Elect Ind Improvements in or relating to the determination of moisture content
US4477771A (en) * 1982-06-21 1984-10-16 General Motors Corporation Microwave detection of soot content in a particulate trap
CA2022702C (en) 1990-08-03 1995-02-07 Frank B. Walton Method and apparatus for detecting soot concentration in particulate trap
CH689902A5 (de) 1995-05-29 2000-01-14 Buehler Ag Verfahren und Vorrichtung zur kontinuierlichen Erfassung der Feuchtigkeit eines Schüttgutes.
FI103920B (fi) 1997-05-21 1999-10-15 Neles Field Controls Oy Menetelmä kaasupitoisuuden mittaamiseksi ja kaasupitoisuusmittari
US5939888A (en) * 1997-08-26 1999-08-17 New Holland North America, Inc. Digital method and apparatus for monitoring moisture content
DE29721039U1 (de) * 1997-11-28 1998-02-05 Berthold Technologies GmbH & Co KG, 75323 Bad Wildbad Vorrichtung zur Transmissionsmessung mit Hilfe von Mikrowellen
JP2000111499A (ja) * 1998-10-02 2000-04-21 Toshiba Fa Syst Eng Corp マイクロ波濃度測定装置
JP2003214962A (ja) 2002-01-18 2003-07-30 Toyoda Mach Works Ltd 荷重センサー
NZ534673A (en) * 2004-08-12 2006-03-31 Agres Ltd Non-invasive sensor and method of use for measuring the temperature and composition of frozen food products
US7677031B2 (en) * 2005-07-26 2010-03-16 Caterpillar Inc. Particulate loading monitoring system
US7253641B2 (en) * 2005-07-26 2007-08-07 Caterpillar Inc. Radio frequency particulate sensing system
EP1770409B1 (en) * 2005-09-28 2015-03-18 Siemens Aktiengesellschaft Time-of-flight-ranging system and method for calibrating such a system
US7679374B2 (en) * 2006-05-01 2010-03-16 Massachusetts Institute Of Technology Microwave sensing for determination of loading of filters
JP4582058B2 (ja) 2006-06-22 2010-11-17 株式会社デンソー 排気浄化装置の温度検出装置
JP4591423B2 (ja) * 2006-08-09 2010-12-01 株式会社デンソー エンジンの燃料未燃分推定装置、排気浄化装置の温度推定装置
US7825656B2 (en) 2007-05-30 2010-11-02 Infineon Technologies Ag Temperature compensation for spaced apart sensors
JP2009002276A (ja) * 2007-06-22 2009-01-08 Nippon Soken Inc 粒子状物質の捕集量検出方法及び捕集量検出装置と排ガス浄化装置
JP5628818B2 (ja) * 2008-11-03 2014-11-19 レスリー ブロムバーグ， フィルタにおける保留物を計測するシステムおよび方法
US8350765B2 (en) * 2010-05-14 2013-01-08 The United States Of America As Represented By The Secretary Of The Navy Resonant cavity injection-based calibration of a radiant energy device

Also Published As

Publication number Publication date
CN102667089B (zh) 2013-12-18
KR101280190B1 (ko) 2013-06-28
WO2011041023A1 (en) 2011-04-07
EP2483538A1 (en) 2012-08-08
KR20120085782A (ko) 2012-08-01
JP5352011B2 (ja) 2013-11-27
JP2013506133A (ja) 2013-02-21
US8283930B2 (en) 2012-10-09
CN102667089A (zh) 2012-09-12
US20110074440A1 (en) 2011-03-31

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