EP1157196A4 - Method and apparatus for using free radicals to reduce pollutants in the exhaust gases from the combustion of a fuel - Google Patents

Method and apparatus for using free radicals to reduce pollutants in the exhaust gases from the combustion of a fuel

Info

Publication number
EP1157196A4
EP1157196A4 EP00913608A EP00913608A EP1157196A4 EP 1157196 A4 EP1157196 A4 EP 1157196A4 EP 00913608 A EP00913608 A EP 00913608A EP 00913608 A EP00913608 A EP 00913608A EP 1157196 A4 EP1157196 A4 EP 1157196A4
Authority
EP
European Patent Office
Prior art keywords
combustion
fuel
exhaust gases
free radicals
reduce pollutants
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.)
Withdrawn
Application number
EP00913608A
Other languages
German (de)
French (fr)
Other versions
EP1157196A1 (en
Inventor
Robert P Caren
Jack A Ekchian
Tony Dekelaita
Ray Hallenbeck
Victor J Nowak
John Pietrasik
Greg Roth
Jeff Taus
Mike Tyle
Josef Yampolsky
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.)
Litex Inc
Original Assignee
Litex Inc
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 Litex Inc filed Critical Litex Inc
Publication of EP1157196A1 publication Critical patent/EP1157196A1/en
Publication of EP1157196A4 publication Critical patent/EP1157196A4/en
Withdrawn legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/34—Chemical or biological purification of waste gases
    • B01D53/92—Chemical or biological purification of waste gases of engine exhaust gases
    • B01D53/94—Chemical or biological purification of waste gases of engine exhaust gases by catalytic processes
    • B01D53/9445—Simultaneously removing carbon monoxide, hydrocarbons or nitrogen oxides making use of three-way catalysts [TWC] or four-way-catalysts [FWC]
    • B01D53/9454—Simultaneously removing carbon monoxide, hydrocarbons or nitrogen oxides making use of three-way catalysts [TWC] or four-way-catalysts [FWC] characterised by a specific 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
    • 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
    • F01N3/0892—Electric or magnetic treatment, e.g. dissociation of noxious components
    • 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
    • F01N3/2882—Catalytic reactors combined or associated with other devices, e.g. exhaust silencers or other exhaust purification devices
    • 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
    • F01N2240/00—Combination or association of two or more different exhaust treating devices, or of at least one such device with an auxiliary device, not covered by indexing codes F01N2230/00 or F01N2250/00, one of the devices being
    • F01N2240/28—Combination or association of two or more different exhaust treating devices, or of at least one such device with an auxiliary device, not covered by indexing codes F01N2230/00 or F01N2250/00, one of the devices being a plasma reactor
    • 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
EP00913608A 1999-02-26 2000-02-25 Method and apparatus for using free radicals to reduce pollutants in the exhaust gases from the combustion of a fuel Withdrawn EP1157196A4 (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US12190399P 1999-02-26 1999-02-26
US121903P 1999-02-26
US14231899P 1999-07-02 1999-07-02
US142318P 1999-07-02
PCT/US2000/004783 WO2000050743A1 (en) 1999-02-26 2000-02-25 Method and apparatus for using free radicals to reduce pollutants in the exhaust gases from the combustion of a fuel

Publications (2)

Publication Number Publication Date
EP1157196A1 EP1157196A1 (en) 2001-11-28
EP1157196A4 true EP1157196A4 (en) 2003-01-22

Family

ID=26819943

Family Applications (1)

Application Number Title Priority Date Filing Date
EP00913608A Withdrawn EP1157196A4 (en) 1999-02-26 2000-02-25 Method and apparatus for using free radicals to reduce pollutants in the exhaust gases from the combustion of a fuel

Country Status (3)

Country Link
EP (1) EP1157196A4 (en)
AU (1) AU3502300A (en)
WO (1) WO2000050743A1 (en)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6893617B2 (en) 2001-06-14 2005-05-17 Delphi Technologies, Inc. Apparatus and method for retention of non-thermal plasma reactor
US7078000B2 (en) 2001-06-14 2006-07-18 Delphi Technologies, Inc. Apparatus and method for mat protection of non-thermal plasma reactor
DE10243269A1 (en) * 2002-09-18 2004-03-25 Robert Bosch Gmbh Process for treating I.C. engine exhaust gas comprises adding an auxiliary agent treated using a plasma to the exhaust gas to purify the gas
FR2858354B1 (en) * 2003-07-30 2006-01-13 Peugeot Citroen Automobiles Sa PROCESS FOR THE TREATMENT OF IMBRULATED HYDROCARBONS FROM A NATURALLY GAS-OPERATING IGNITION ENGINE, IN PARTICULAR FOR A MOTOR VEHICLE AND DEVICE FOR APPLYING THE SAME
US8384396B2 (en) 2006-05-01 2013-02-26 Filter Sensing Technologies, Inc. System and method for measuring retentate in filters
WO2011056164A1 (en) * 2008-10-31 2011-05-12 Leslie Bromberg Method and system for controlling filter operation
CN102203392B (en) * 2008-11-03 2015-05-13 莱斯利·布朗伯格 System and method for measuring retentate in filters
CN112362973A (en) 2014-06-06 2021-02-12 滤波器感知技术有限公司 Radio frequency state variable measurement system and method
EP3152843A4 (en) 2014-06-06 2017-12-27 CTS Corporation Radio frequency process sensing, control, and diagnostics network
WO2016064821A1 (en) 2014-10-20 2016-04-28 Filter Sensing Technologies, Inc. Filter retentate analysis and diagnostics
US10799826B2 (en) 2015-06-08 2020-10-13 Cts Corporation Radio frequency process sensing, control, and diagnostics network and system
US10118119B2 (en) 2015-06-08 2018-11-06 Cts Corporation Radio frequency process sensing, control, and diagnostics network and system
JP6931001B2 (en) 2016-04-11 2021-09-01 シーティーエス・コーポレーションＣｔｓ Ｃｏｒｐｏｒａｔｉｏｎ Radio frequency systems and methods for monitoring engine exhaust components
US11215102B2 (en) 2018-01-16 2022-01-04 Cts Corporation Radio frequency sensor system incorporating machine learning system and method
CN115557580A (en) * 2022-09-20 2023-01-03 张景尧 Scale-removing water purification treatment device under extreme conditions of strong magnetic field

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH05332128A (en) * 1992-05-27 1993-12-14 Nagatoshi Suzuki Exhaust emission control device
JPH0610652A (en) * 1992-06-24 1994-01-18 Isuzu Motors Ltd Exhaust gas emission control device for diesel engine
JPH10169431A (en) * 1996-12-12 1998-06-23 Mitsubishi Motors Corp Exhaust gas treating device
WO1998052679A1 (en) * 1997-05-16 1998-11-26 Siemens Aktiengesellschaft Method and device for eliminating oxide pollutants in an exhaust gas containing oxygen and engine operating thereby
US5863413A (en) * 1996-06-28 1999-01-26 Litex, Inc. Method for using hydroxyl radical to reduce pollutants in the exhaust gases from the combustion of a fuel
DE19828904A1 (en) * 1998-06-18 1999-12-23 Inst Umwelttechnologien Gmbh Plasma-supported conversion of nitrogen oxides in the purification of exhaust gas
WO2000043469A2 (en) * 1999-01-21 2000-07-27 Litex, Inc. Combined plasma reactor catalyst systems for effective emission control over a range of operating conditions

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5142245B2 (en) * 1974-07-08 1976-11-15
US4969328A (en) * 1986-10-21 1990-11-13 Kammel Refaat A Diesel engine exhaust oxidizer
US4945721A (en) * 1988-04-14 1990-08-07 Environmental Research International, Inc. Electromagnetic converter for reduction of exhaust emissions
JPH0822367B2 (en) * 1992-11-27 1996-03-06 富士通株式会社 Gas purification equipment
US5549795A (en) * 1994-08-25 1996-08-27 Hughes Aircraft Company Corona source for producing corona discharge and fluid waste treatment with corona discharge
US5771683A (en) * 1995-08-30 1998-06-30 Southwest Research Institute Active porous medium aftertreatment control system
US5746984A (en) * 1996-06-28 1998-05-05 Low Emissions Technologies Research And Development Partnership Exhaust system with emissions storage device and plasma reactor

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH05332128A (en) * 1992-05-27 1993-12-14 Nagatoshi Suzuki Exhaust emission control device
JPH0610652A (en) * 1992-06-24 1994-01-18 Isuzu Motors Ltd Exhaust gas emission control device for diesel engine
US5863413A (en) * 1996-06-28 1999-01-26 Litex, Inc. Method for using hydroxyl radical to reduce pollutants in the exhaust gases from the combustion of a fuel
JPH10169431A (en) * 1996-12-12 1998-06-23 Mitsubishi Motors Corp Exhaust gas treating device
WO1998052679A1 (en) * 1997-05-16 1998-11-26 Siemens Aktiengesellschaft Method and device for eliminating oxide pollutants in an exhaust gas containing oxygen and engine operating thereby
DE19828904A1 (en) * 1998-06-18 1999-12-23 Inst Umwelttechnologien Gmbh Plasma-supported conversion of nitrogen oxides in the purification of exhaust gas
WO2000043469A2 (en) * 1999-01-21 2000-07-27 Litex, Inc. Combined plasma reactor catalyst systems for effective emission control over a range of operating conditions

Non-Patent Citations (5)

* Cited by examiner, † Cited by third party
Title
NOMURA T ET AL: "Effect of applied voltage frequency on NOx removal rate for a superimposing discharge reactor", JOURNAL OF ELECTROSTATICS, ELSEVIER SCIENCE PUBLISHERS B.V. AMSTERDAM, NL, vol. 49, no. 1-2, May 2000 (2000-05-01), pages 83 - 93, XP004199354, ISSN: 0304-3886 *
PATENT ABSTRACTS OF JAPAN vol. 018, no. 164 (M - 1579) 18 March 1994 (1994-03-18) *
PATENT ABSTRACTS OF JAPAN vol. 018, no. 212 (M - 1593) 15 April 1994 (1994-04-15) *
PATENT ABSTRACTS OF JAPAN vol. 1998, no. 11 30 September 1998 (1998-09-30) *
See also references of WO0050743A1 *

Also Published As

Publication number Publication date
EP1157196A1 (en) 2001-11-28
WO2000050743A9 (en) 2002-06-20
WO2000050743A1 (en) 2000-08-31
AU3502300A (en) 2000-09-14
WO2000050743A8 (en) 2001-05-25

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