FR2725475B1 - Moteur deux temps a injection pneumatique de melange carbure - Google Patents

Moteur deux temps a injection pneumatique de melange carbure

Info

Publication number
FR2725475B1
FR2725475B1 FR9412196A FR9412196A FR2725475B1 FR 2725475 B1 FR2725475 B1 FR 2725475B1 FR 9412196 A FR9412196 A FR 9412196A FR 9412196 A FR9412196 A FR 9412196A FR 2725475 B1 FR2725475 B1 FR 2725475B1
Authority
FR
France
Prior art keywords
pct
fuel mixture
introducing
combustion chamber
stroke engine
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
FR9412196A
Other languages
English (en)
Other versions
FR2725475A1 (fr
Inventor
Pierre Duret
Thierry Colliou
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.)
IFP Energies Nouvelles IFPEN
Original Assignee
IFP Energies Nouvelles IFPEN
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
Priority to FR9412196A priority Critical patent/FR2725475B1/fr
Application filed by IFP Energies Nouvelles IFPEN filed Critical IFP Energies Nouvelles IFPEN
Priority to US08/817,202 priority patent/US5775274A/en
Priority to CN95195575A priority patent/CN1070259C/zh
Priority to EP95934178A priority patent/EP0786046B1/fr
Priority to JP8512383A priority patent/JPH10506976A/ja
Priority to PCT/FR1995/001303 priority patent/WO1996011333A1/fr
Priority to DE69508953T priority patent/DE69508953T2/de
Priority to AT95934178T priority patent/ATE178695T1/de
Priority to TW084110630A priority patent/TW275658B/zh
Publication of FR2725475A1 publication Critical patent/FR2725475A1/fr
Application granted granted Critical
Publication of FR2725475B1 publication Critical patent/FR2725475B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M71/00—Combinations of carburettors and low-pressure fuel-injection apparatus
    • F02M71/02—Combinations of carburettors and low-pressure fuel-injection apparatus with fuel-air mixture being produced by the carburettor and being compressed by a pump for subsequent injection into main combustion-air
    • 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
    • F02B25/00—Engines characterised by using fresh charge for scavenging cylinders
    • F02B25/02—Engines characterised by using fresh charge for scavenging cylinders using unidirectional scavenging
    • F02B25/04—Engines having ports both in cylinder head and in cylinder wall near bottom of piston stroke
    • 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
    • F02B25/00—Engines characterised by using fresh charge for scavenging cylinders
    • F02B25/20—Means for reducing the mixing of charge and combustion residues or for preventing escape of fresh charge through outlet ports not provided for in, or of interest apart from, subgroups F02B25/02 - F02B25/18
    • F02B25/22—Means for reducing the mixing of charge and combustion residues or for preventing escape of fresh charge through outlet ports not provided for in, or of interest apart from, subgroups F02B25/02 - F02B25/18 by forming air cushion between charge and combustion residues
    • 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
    • F02B33/00—Engines characterised by provision of pumps for charging or scavenging
    • F02B33/02—Engines with reciprocating-piston pumps; Engines with crankcase pumps
    • F02B33/04—Engines with reciprocating-piston pumps; Engines with crankcase pumps with simple crankcase pumps, i.e. with the rear face of a non-stepped working piston acting as sole pumping member in co-operation with the crankcase
    • 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
    • F02B33/00—Engines characterised by provision of pumps for charging or scavenging
    • F02B33/02—Engines with reciprocating-piston pumps; Engines with crankcase pumps
    • F02B33/28—Component parts, details or accessories of crankcase pumps, not provided for in, or of interest apart from, subgroups F02B33/02 - F02B33/26
    • F02B33/30—Control of inlet or outlet ports
    • 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
    • F02B33/00—Engines characterised by provision of pumps for charging or scavenging
    • F02B33/44—Passages conducting the charge from the pump to the engine inlet, e.g. reservoirs
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M67/00—Apparatus in which fuel-injection is effected by means of high-pressure gas, the gas carrying the fuel into working cylinders of the engine, e.g. air-injection type
    • F02M67/02—Apparatus in which fuel-injection is effected by means of high-pressure gas, the gas carrying the fuel into working cylinders of the engine, e.g. air-injection type the gas being compressed air, e.g. compressed in pumps
    • 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
    • F02B75/00—Other engines
    • F02B75/02—Engines characterised by their cycles, e.g. six-stroke
    • F02B2075/022—Engines characterised by their cycles, e.g. six-stroke having less than six strokes per cycle
    • F02B2075/025—Engines characterised by their cycles, e.g. six-stroke having less than six strokes per cycle two

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Fuel-Injection Apparatus (AREA)
  • Control Of The Air-Fuel Ratio Of Carburetors (AREA)
  • Output Control And Ontrol Of Special Type Engine (AREA)
  • Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)
  • Exhaust Gas After Treatment (AREA)
  • Cylinder Crankcases Of Internal Combustion Engines (AREA)
FR9412196A 1994-10-11 1994-10-11 Moteur deux temps a injection pneumatique de melange carbure Expired - Fee Related FR2725475B1 (fr)

Priority Applications (9)

Application Number Priority Date Filing Date Title
FR9412196A FR2725475B1 (fr) 1994-10-11 1994-10-11 Moteur deux temps a injection pneumatique de melange carbure
CN95195575A CN1070259C (zh) 1994-10-11 1995-10-06 气压喷射燃料混合物的双冲程发动机
EP95934178A EP0786046B1 (fr) 1994-10-11 1995-10-06 Moteur deux temps a injection pneumatique de melange carbure
JP8512383A JPH10506976A (ja) 1994-10-11 1995-10-06 空気ブラスト燃料噴射式の２サイクルエンジン
US08/817,202 US5775274A (en) 1994-10-11 1995-10-06 Two-stroke engine with air-blast fuel mixture injection
PCT/FR1995/001303 WO1996011333A1 (fr) 1994-10-11 1995-10-06 Moteur deux temps a injection pneumatique de melange carbure
DE69508953T DE69508953T2 (de) 1994-10-11 1995-10-06 Pneumatisch kontrollierte luft/kraftstoffeinspritzung in einem zweitaktmotor
AT95934178T ATE178695T1 (de) 1994-10-11 1995-10-06 Pneumatisch kontrollierte luft/kraftstoffeinspritzung in einem zweitaktmotor
TW084110630A TW275658B (fr) 1994-10-11 1995-10-11

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9412196A FR2725475B1 (fr) 1994-10-11 1994-10-11 Moteur deux temps a injection pneumatique de melange carbure

Publications (2)

Publication Number Publication Date
FR2725475A1 FR2725475A1 (fr) 1996-04-12
FR2725475B1 true FR2725475B1 (fr) 1996-12-20

Family

ID=9467805

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9412196A Expired - Fee Related FR2725475B1 (fr) 1994-10-11 1994-10-11 Moteur deux temps a injection pneumatique de melange carbure

Country Status (9)

Country Link
US (1) US5775274A (fr)
EP (1) EP0786046B1 (fr)
JP (1) JPH10506976A (fr)
CN (1) CN1070259C (fr)
AT (1) ATE178695T1 (fr)
DE (1) DE69508953T2 (fr)
FR (1) FR2725475B1 (fr)
TW (1) TW275658B (fr)
WO (1) WO1996011333A1 (fr)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3024072B2 (ja) * 1996-10-17 2000-03-21 財団法人石油産業活性化センター 層状掃気２サイクルエンジン
US6298811B1 (en) * 1998-09-29 2001-10-09 Komatsu Zenoah Co. Stratified scavenging two-cycle engine
DE19922217A1 (de) * 1999-05-14 2000-11-23 Andreas Mozzi Abgasarmer Verbrennungsmotor
AUPQ275299A0 (en) * 1999-09-10 1999-10-07 Orbital Engine Company (Australia) Proprietary Limited Compressor inlet system
DE10009621A1 (de) * 2000-03-01 2001-09-06 Stihl Maschf Andreas Zweiaktmotor mit Ladungsschichtung
US7270110B2 (en) * 2000-04-24 2007-09-18 Frank Keoppel Four stroke internal combustion engine with inlet air compression chamber
JP2002004865A (ja) * 2000-06-23 2002-01-09 Fuji Heavy Ind Ltd ２サイクルエンジン
CA2354200A1 (fr) * 2001-07-09 2003-01-09 Normand Beaudoin Moteur energetique a injection retroactive
US6889636B2 (en) * 2003-09-03 2005-05-10 David S. W. Yang Two-cycle engine
EP1774150B1 (fr) * 2004-07-16 2014-11-05 Husqvarna AB Moteur a combustion interne a deux temps a balayage par le carter dote d'une alimentation en air supplementaire
DE102011083904A1 (de) * 2011-09-30 2013-04-04 Robert Bosch Gmbh Verbrennungsanordnung mit einer Brennkraftmaschine und einem Abgaskanal sowie Verfahren zur Abgasnachbehandlung einer Brennkraftmaschine
CN103104368A (zh) * 2012-01-18 2013-05-15 摩尔动力(北京)技术股份有限公司 防泄漏热气机
CN103256112A (zh) * 2012-02-15 2013-08-21 蔡兴民 一种二冲程发动机顶置气阀扫气结构
CN102606283A (zh) * 2012-03-30 2012-07-25 常熟市赵市水磨粉厂 悬浮活塞气缸机构
CN104061058A (zh) * 2014-06-05 2014-09-24 李群 一种预混合压燃内燃机及其运行方法

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1893035A (en) * 1927-05-20 1933-01-03 Pawlikowski Rudolf Internal combustion engine for pulverulent fuel
US2256437A (en) * 1938-08-15 1941-09-16 Kylen Karl Erik Combustion motor
US3168890A (en) * 1962-10-16 1965-02-09 William F Eilert Free breathing two cycle internal combustion engine
US4258670A (en) * 1977-10-21 1981-03-31 Georges Thery Method for feeding a combustion chamber of a two-stroke engine of the controlled ignition type and engine applying said method
GB2057562B (en) * 1979-08-31 1983-05-25 Toyota Motor Co Ltd Two-stroke cycle petrol engine
GB2115485B (en) * 1982-02-17 1987-01-07 Nat Res Dev Stratified charge engines
FR2592436B1 (fr) * 1985-12-30 1989-12-08 Inst Francais Du Petrole Dispositif et procede d'introduction de gaz sous pression dans une chambre de combustion d'un moteur alternatif a combustion interne
US4864979A (en) * 1987-05-25 1989-09-12 Karl Eickmann Combustion engine
FR2617240B1 (fr) * 1987-06-26 1992-10-02 Inst Francais Du Petrole Dispositif et methode d'introduction sous pression de melange carbure dans le cylindre d'un moteur
US4995349A (en) * 1988-02-08 1991-02-26 Walbro Corporation Stratified air scavenging in two-stroke engine
US5027757A (en) * 1989-07-10 1991-07-02 Pavo Pusic Two-stroke cycle engine cylinder construction
US5072699A (en) * 1989-07-18 1991-12-17 Pien Pao C Internal combustion engine
US5249557A (en) * 1991-02-18 1993-10-05 Sanshin Kogyo Kabushiki Kaisha Fuel injection system for two cycle engine
FR2693233B1 (fr) * 1992-07-02 1994-08-19 Inst Francais Du Petrole Dispositif de contrôle de l'injection pneumatique d'un mélange carbure dans un moteur à combustion interne à deux temps et utilisation associée.
JPH07310554A (ja) * 1993-03-31 1995-11-28 Mitsubishi Heavy Ind Ltd クランクケース圧縮式２サイクルエンジン

Also Published As

Publication number Publication date
DE69508953D1 (de) 1999-05-12
EP0786046B1 (fr) 1999-04-07
FR2725475A1 (fr) 1996-04-12
JPH10506976A (ja) 1998-07-07
CN1160433A (zh) 1997-09-24
CN1070259C (zh) 2001-08-29
US5775274A (en) 1998-07-07
ATE178695T1 (de) 1999-04-15
TW275658B (fr) 1996-05-11
WO1996011333A1 (fr) 1996-04-18
DE69508953T2 (de) 1999-08-05
EP0786046A1 (fr) 1997-07-30

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Legal Events

Date Code Title Description
ST Notification of lapse