SE7508978L - Sett och apparat for att forbettra forbrenningen i en forbrenningsmotor - Google Patents

Sett och apparat for att forbettra forbrenningen i en forbrenningsmotor

Info

Publication number
SE7508978L
SE7508978L SE7508978A SE7508978A SE7508978L SE 7508978 L SE7508978 L SE 7508978L SE 7508978 A SE7508978 A SE 7508978A SE 7508978 A SE7508978 A SE 7508978A SE 7508978 L SE7508978 L SE 7508978L
Authority
SE
Sweden
Prior art keywords
combustion
appliance
kit
improving
combustion engine
Prior art date
Application number
SE7508978A
Other languages
English (en)
Swedish (sv)
Inventor
Michael A V Ward
Original Assignee
Michael A V Ward
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 Michael A V Ward filed Critical Michael A V Ward
Publication of SE7508978L publication Critical patent/SE7508978L/xx

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02P—IGNITION, OTHER THAN COMPRESSION IGNITION, FOR INTERNAL-COMBUSTION ENGINES; TESTING OF IGNITION TIMING IN COMPRESSION-IGNITION ENGINES
    • F02P9/00—Electric spark ignition control, not otherwise provided for
    • F02P9/002—Control of spark intensity, intensifying, lengthening, suppression
    • F02P9/007—Control of spark intensity, intensifying, lengthening, suppression by supplementary electrical discharge in the pre-ionised electrode interspace of the sparking plug, e.g. plasma jet ignition
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02P—IGNITION, OTHER THAN COMPRESSION IGNITION, FOR INTERNAL-COMBUSTION ENGINES; TESTING OF IGNITION TIMING IN COMPRESSION-IGNITION ENGINES
    • F02P23/00—Other ignition
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02P—IGNITION, OTHER THAN COMPRESSION IGNITION, FOR INTERNAL-COMBUSTION ENGINES; TESTING OF IGNITION TIMING IN COMPRESSION-IGNITION ENGINES
    • F02P23/00—Other ignition
    • F02P23/04—Other physical ignition means, e.g. using laser rays
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02P—IGNITION, OTHER THAN COMPRESSION IGNITION, FOR INTERNAL-COMBUSTION ENGINES; TESTING OF IGNITION TIMING IN COMPRESSION-IGNITION ENGINES
    • F02P23/00—Other ignition
    • F02P23/04—Other physical ignition means, e.g. using laser rays
    • F02P23/045—Other physical ignition means, e.g. using laser rays using electromagnetic microwaves
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B3/00—Engines characterised by air compression and subsequent fuel addition
    • F02B3/06—Engines characterised by air compression and subsequent fuel addition with compression ignition
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02P—IGNITION, OTHER THAN COMPRESSION IGNITION, FOR INTERNAL-COMBUSTION ENGINES; TESTING OF IGNITION TIMING IN COMPRESSION-IGNITION ENGINES
    • F02P3/00—Other installations
    • F02P3/01—Electric spark ignition installations without subsequent energy storage, i.e. energy supplied by an electrical oscillator

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Optics & Photonics (AREA)
  • Plasma & Fusion (AREA)
  • Electromagnetism (AREA)
  • Ignition Installations For Internal Combustion Engines (AREA)
SE7508978A 1974-08-12 1975-08-11 Sett och apparat for att forbettra forbrenningen i en forbrenningsmotor SE7508978L (sv)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/496,393 US3934566A (en) 1974-08-12 1974-08-12 Combustion in an internal combustion engine

Publications (1)

Publication Number Publication Date
SE7508978L true SE7508978L (sv) 1976-02-13

Family

ID=23972433

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7508978A SE7508978L (sv) 1974-08-12 1975-08-11 Sett och apparat for att forbettra forbrenningen i en forbrenningsmotor

Country Status (8)

Country Link
US (1) US3934566A (it)
JP (1) JPS5177719A (it)
CA (1) CA1048594A (it)
DE (1) DE2535960A1 (it)
FR (1) FR2282042A1 (it)
GB (1) GB1515148A (it)
IT (1) IT1041553B (it)
SE (1) SE7508978L (it)

Families Citing this family (106)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4138980A (en) * 1974-08-12 1979-02-13 Ward Michael A V System for improving combustion in an internal combustion engine
GB1544461A (en) * 1975-10-14 1979-04-19 Ward M Internal combustion engines
US4064852A (en) * 1975-11-06 1977-12-27 Fulenwider Jr Hal Microwave energy apparatus and method for internal combustion engines
US4230448A (en) * 1979-05-14 1980-10-28 Combustion Electromagnetics, Inc. Burner combustion improvements
DE2924910A1 (de) * 1979-06-20 1981-01-22 Selim Dipl Ing Mourad Vorrichtung zum zuenden von verbrennungsmotoren o.dgl. (zuendkerze)
US4331029A (en) * 1980-07-08 1982-05-25 Jodon Engineering Associates, Inc. Method and apparatus for measurement of engine ignition timing
JPS5732069A (en) * 1980-07-31 1982-02-20 Nissan Motor Co Ltd Igniter for internal combustion engine
JPS57108467A (en) * 1980-10-01 1982-07-06 Jiyoodon Eng Asoshieitsu Inc Ignition plug-microwave adaptor
US4337648A (en) * 1980-11-03 1982-07-06 Jodon Engineering Associates, Inc. Dual probe coupler
JPS57113968A (en) * 1981-01-07 1982-07-15 Hitachi Ltd Microwave plasma ignition type engine
US4556020A (en) * 1981-07-06 1985-12-03 General Motors Corporation Method and means for stimulating combustion especially of lean mixtures in internal combustion engines
US4403504A (en) * 1981-08-13 1983-09-13 General Motors Corporation Engine testing microwave transmission device
US4499872A (en) * 1983-01-10 1985-02-19 Combustion Electromagnetics, Inc. Ultra lean burn carburetted adiabatic engine
DE3316400A1 (de) * 1983-05-05 1984-11-08 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Adapter zwischen einem millimeterwellen-sensor und einer handelsueblichen zuendkerze, insbesondere zur ot-messung bei otto-motoren
US4561406A (en) * 1984-05-25 1985-12-31 Combustion Electromagnetics, Inc. Winged reentrant electromagnetic combustion chamber
US5256036A (en) * 1991-04-11 1993-10-26 Southwest Research Institute Method and apparatus for pumping a medium
US5370525A (en) * 1993-03-22 1994-12-06 Blue Pacific Environments Corporation Microwave combustion enhancement device
US5549795A (en) * 1994-08-25 1996-08-27 Hughes Aircraft Company Corona source for producing corona discharge and fluid waste treatment with corona discharge
US5845480A (en) * 1996-03-13 1998-12-08 Unison Industries Limited Partnership Ignition methods and apparatus using microwave and laser energy
DE19638787A1 (de) * 1996-09-21 1998-04-02 Bremicker Auto Elektrik Zündeinrichtung für Brennkraftmaschinen
GB9620318D0 (en) * 1996-09-30 1996-11-13 Bebich Matthew New ignition system and related engine components
DE19644514A1 (de) * 1996-10-25 1998-04-30 Pinkalla Reiner Zündanlage für Brennstoffmotoren
DE19729959C5 (de) 1997-07-12 2006-06-08 Conti Temic Microelectronic Gmbh Brennkraftmaschine mit von einer Zentraleinheit gesteuerten elektronischen Komponenten
US6272428B1 (en) 1997-10-31 2001-08-07 Holley Performance Products, Inc. Method and system for engine ignition for timing controlled on a per cylinder basis
US6339743B1 (en) 1997-10-31 2002-01-15 Holley Performance Products, Inc. Ignition system and method of programming an ignition system
US6205395B1 (en) 1997-10-31 2001-03-20 Holley Performance Products, Inc. Ignition system and method of programming an ignition system
US5983871A (en) * 1997-11-10 1999-11-16 Gordon; Eugene Ignition system for an internal combustion engine
US6206940B1 (en) 1999-02-12 2001-03-27 Exxon Research And Engineering Company Fuel formulations to extend the lean limit (law770)
MXPA02002939A (es) * 1999-09-15 2003-07-14 Knite Inc Ignitor de chispa movil de larga duracion y sistema de circuitos de encendido asociado.
DE10037536C2 (de) * 2000-08-01 2002-11-21 Daimler Chrysler Ag Verfahren und Vorrichtung einer Plasmazündung in Verbrennungsmotoren
DE10061672A1 (de) * 2000-12-12 2002-06-13 Volkswagen Ag Vorrichtung zur Energieeinkopplung in einen mit einem bestimmten Medium gefüllten Raum
DE10061674A1 (de) * 2000-12-12 2002-06-13 Volkswagen Ag Vorrichtung zur Energieeinkopplung in einen mit einem bestimmten Medium gefüllten Raum
WO2002102584A1 (en) * 2001-05-23 2002-12-27 The Regents Of The University Of California Composite material having low electromagnetic reflection and refraction
DE10157029A1 (de) * 2001-11-21 2003-06-05 Bosch Gmbh Robert Hochfrequenzzündung für eine Brennkraftmaschine
DE10164299A1 (de) * 2001-12-28 2003-07-17 Linn High Therm Gmbh Mikrowellenofensystem
EP1587670B1 (en) * 2002-08-29 2015-03-25 The Regents of The University of California Indefinite materials
US6883507B2 (en) * 2003-01-06 2005-04-26 Etatech, Inc. System and method for generating and sustaining a corona electric discharge for igniting a combustible gaseous mixture
DE10356916B3 (de) * 2003-12-01 2005-06-23 Volker Gallatz Verfahren zum Zünden der Verbrennung eines Kraftstoffes in einem Verbrennungsraum eines Motors, zugehörige Vorrichtung und Motor
CN102798901B (zh) * 2004-07-23 2015-01-21 加利福尼亚大学董事会 特异材料
WO2007030782A2 (en) * 2005-09-09 2007-03-15 Btu International, Inc. Microwave combustion system for internal combustion engines
US7182076B1 (en) * 2005-12-20 2007-02-27 Minker Gary A Spark-based igniting system for internal combustion engines
DE102006005792B4 (de) * 2006-02-07 2018-04-26 Fachhochschule Aachen Hochfrequenzzündanlage für Kraftfahrzeuge
CN104763572B (zh) * 2006-09-20 2017-05-24 创想科学技术工程株式会社 等离子设备
JP5428057B2 (ja) * 2007-07-12 2014-02-26 イマジニアリング株式会社 圧縮着火内燃機関、グロープラグ及びインジェクタ
US8237340B2 (en) * 2007-07-12 2012-08-07 Imagineering, Inc. Ignition plug and analysis system
EP2178350B1 (en) * 2007-07-12 2016-04-13 Imagineering, Inc. Controller of plasma formation region and plasma processor
WO2009008519A1 (ja) * 2007-07-12 2009-01-15 Imagineering, Inc. ガス処理装置、ガス処理システム及びガス処理方法、並びにそれを用いた排気ガス処理システム及び内燃機関
JP5467285B2 (ja) * 2007-07-12 2014-04-09 イマジニアリング株式会社 均一予混合圧縮自着火エンジン及びエンジン
JP5467219B2 (ja) 2007-07-12 2014-04-09 イマジニアリング株式会社 内燃機関
US8226901B2 (en) * 2007-07-12 2012-07-24 Imagineering, Inc. Ignition or plasma generation apparatus
WO2009008524A1 (ja) * 2007-07-12 2009-01-15 Imagineering, Inc. 着火・化学反応促進・保炎装置、速度型内燃機関、及び、炉
US8104444B2 (en) * 2007-10-31 2012-01-31 Caterpillar Inc. Pre-chamber igniter having RF-aided spark initiation
US20090107437A1 (en) * 2007-10-31 2009-04-30 Caterpillar Inc. RF igniter having integral pre-combustion chamber
US8887683B2 (en) * 2008-01-31 2014-11-18 Plasma Igniter LLC Compact electromagnetic plasma ignition device
US8783220B2 (en) 2008-01-31 2014-07-22 West Virginia University Quarter wave coaxial cavity igniter for combustion engines
JP5256415B2 (ja) * 2008-03-14 2013-08-07 イマジニアリング株式会社 燃焼室の排気ガス後処理装置
JP5374691B2 (ja) * 2008-03-14 2013-12-25 イマジニアリング株式会社 複数放電のプラズマ装置
JP5061310B2 (ja) * 2008-03-14 2012-10-31 イマジニアリング株式会社 バルブを用いたプラズマ装置
JP5152653B2 (ja) * 2008-05-20 2013-02-27 株式会社エーイーティー 火花放電点火方式とマイクロ波プラズマ点火方式を併用する点火装置
JP2010001827A (ja) * 2008-06-20 2010-01-07 Mitsubishi Electric Corp 内燃機関用点火装置
JP2010096163A (ja) * 2008-10-20 2010-04-30 Daihatsu Motor Co Ltd 火花点火式内燃機関の制御方法
JP5328521B2 (ja) * 2009-06-29 2013-10-30 ダイハツ工業株式会社 火花点火式内燃機関の制御方法
CN102472240B (zh) 2009-08-06 2014-10-29 创想科学技术工程株式会社 混合器、匹配器、点火单元、及等离子体发生器
JP5764796B2 (ja) * 2009-09-17 2015-08-19 イマジニアリング株式会社 プラズマ生成装置
JP5658872B2 (ja) * 2009-11-09 2015-01-28 ダイハツ工業株式会社 火花点火式内燃機関の点火装置
WO2012005201A1 (ja) * 2010-07-07 2012-01-12 イマジニアリング株式会社 プラズマ生成装置
JP5064587B2 (ja) 2010-08-17 2012-10-31 日本特殊陶業株式会社 高周波プラズマスパークプラグ
JP5320474B2 (ja) 2010-09-07 2013-10-23 日本特殊陶業株式会社 点火システム及び点火プラグ
JP5174251B2 (ja) * 2010-11-16 2013-04-03 日本特殊陶業株式会社 プラズマ点火装置およびプラズマ点火方法
KR101476569B1 (ko) * 2010-11-25 2014-12-24 니혼도꾸슈도교 가부시키가이샤 고주파 플라즈마 점화 플러그
JP5351874B2 (ja) * 2010-11-25 2013-11-27 日本特殊陶業株式会社 プラズマ点火装置およびプラズマ点火方法
KR101892627B1 (ko) * 2010-12-14 2018-08-27 페더럴-모굴 이그니션 컴퍼니 비대칭 점화 팁을 구비한 코로나 점화장치
US9180545B2 (en) * 2010-12-21 2015-11-10 Lincoln Global, Inc. Wire feeder with electrode power routing
WO2012124671A2 (ja) * 2011-03-14 2012-09-20 イマジニアリング株式会社 内燃機関
WO2012161231A1 (ja) * 2011-05-24 2012-11-29 イマジニアリング株式会社 電磁波放射装置
EP2717398A4 (en) * 2011-05-24 2015-03-11 Imagineering Inc SPARK PLUG AND COMBUSTION ENGINE
US9030252B2 (en) 2011-05-24 2015-05-12 Imagineering, Inc. High frequency switching device, and bias voltage outputting device
EP2733346B1 (en) * 2011-07-16 2018-08-08 Imagineering, Inc. Plasma generating apparatus and internal combustion engine
EP2581998B1 (en) * 2011-10-14 2019-12-18 Delphi Automotive Systems Luxembourg SA Spark plug for high frequency ignition system
US20130104861A1 (en) * 2011-10-27 2013-05-02 Southwest Research Institute Enhanced Combustion for Compression Ignition Engine Using Electromagnetic Energy Coupling
JP5597219B2 (ja) * 2012-03-07 2014-10-01 日本特殊陶業株式会社 点火システム
JP5859909B2 (ja) * 2012-05-02 2016-02-16 日本特殊陶業株式会社 ケーブル一体型プラグおよびその製造方法
JP5851977B2 (ja) * 2012-11-20 2016-02-03 日本特殊陶業株式会社 プラズマ点火装置
FR3000141A1 (fr) * 2012-12-26 2014-06-27 Renault Sa Procede de gestion d'un moteur, vehicule equipe d'un groupe motopropulseur mettant en œuvre le procede, et programme informatique associes audit procede
BR102013016270A2 (pt) * 2013-06-25 2016-04-19 Giovani Sabino sistema de ignição por microondas
WO2015030247A2 (ja) * 2013-09-02 2015-03-05 イマジニアリング株式会社 プラズマ発生装置及び内燃機関
DE102013112039B4 (de) * 2013-10-31 2015-05-07 Borgwarner Ludwigsburg Gmbh Korona-Zündsystem für einen Verbrennungsmotor und Verfahren zur Steuerung eines Korona-Zündsystems
EP2881579B1 (en) 2013-12-04 2019-03-27 NXP USA, Inc. Rf power amplification and distribution systems, plasma ignition systems, and methods of operation therefor
US9873315B2 (en) 2014-04-08 2018-01-23 West Virginia University Dual signal coaxial cavity resonator plasma generation
US9525274B2 (en) * 2014-04-29 2016-12-20 Federal-Mogul Ignition Company Distribution of corona igniter power signal
CN106663856A (zh) * 2014-05-16 2017-05-10 等离子点火器有限责任公司 燃烧环境诊断
GB2533820A (en) 2015-01-05 2016-07-06 Arcs Energy Ltd A fuel activation and energy release apparatus, system and method thereof
ES2861475T3 (es) * 2015-06-23 2021-10-06 Mwi Micro Wave Ignition Ag Motor de combustión interna de pistón rotativo
WO2017082300A1 (ja) * 2015-11-09 2017-05-18 国立研究開発法人産業技術総合研究所 火花放電着火促進方法、火花放電着火促進装置、および火花放電着火促進装置付きエンジン
DE102016003793A1 (de) * 2016-03-29 2017-10-05 Rosenberger Hochfrequenztechnik Gmbh & Co. Kg Zündvorrichtung zum Zünden eines Luft-Kraftstoffgemisches in einem Brennraum
CN105822484A (zh) * 2016-04-19 2016-08-03 北京航空航天大学 一种微波激发hcci发动机点火控制装置及控制方法
GB2553752A (en) * 2016-07-01 2018-03-21 Arcs Energy Ltd Fluid treatment apparatus and method
US20190186369A1 (en) 2017-12-20 2019-06-20 Plasma Igniter, LLC Jet Engine with Plasma-assisted Combustion
GB201722035D0 (en) 2017-12-28 2018-02-14 Arcs Energy Ltd Fluid traetment apparatus for an exhaust system and method thereof
WO2019197728A1 (fr) * 2018-04-12 2019-10-17 Buendia Jose Nouvelle acoustique par la permeabilite de l'espace
CN108533438A (zh) * 2018-04-28 2018-09-14 东莞理工学院 燃料-空气预混合匀质充量电磁体点火式内燃发动机及点火方法
US10808643B2 (en) * 2018-04-28 2020-10-20 Dongguan University Of Technology Homogenous charge electromagnetic volume ignition internal combustion engine and its ignition method
KR102552023B1 (ko) * 2018-08-28 2023-07-05 현대자동차 주식회사 자동차용 rf 센서를 이용한 연료 성분 분석 방법
CN109209729A (zh) * 2018-09-18 2019-01-15 深圳市奥谱太赫兹技术研究院 一种可应用于发动机燃烧室的微波点火系统及方法
US11626700B2 (en) * 2021-02-23 2023-04-11 Dell Products L.P. DC power connector plug with improved power and rigidity
EP4160001A1 (de) * 2021-09-29 2023-04-05 MWI Micro Wave Ignition AG Mikrowellen-vorkammerzündung für einen verbrennungsmotor

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB773700A (it) * 1900-01-01
US2402539A (en) * 1946-06-25 Ignition system
US2876270A (en) * 1959-03-03 Electronic radio frequency ignition
US2617841A (en) * 1949-01-03 1952-11-11 Rca Corp Internal-combustion engine ignition
US2766582A (en) * 1951-10-06 1956-10-16 Lester H Smith Apparatus for creating electric space charges in combustion engines
US2907648A (en) * 1955-09-30 1959-10-06 Nordberg Manufacturing Co Method of vaporizing a fuel
US2866447A (en) * 1956-02-27 1958-12-30 Economy Engine Co Internal combustion engines

Also Published As

Publication number Publication date
DE2535960A1 (de) 1976-02-26
FR2282042A1 (fr) 1976-03-12
CA1048594A (en) 1979-02-13
JPS5177719A (it) 1976-07-06
US3934566A (en) 1976-01-27
GB1515148A (en) 1978-06-21
FR2282042B1 (it) 1982-03-26
IT1041553B (it) 1980-01-10

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