FR3112169B1 - Moteur a combustion interne a essence a allumage par compression assiste - Google Patents

Moteur a combustion interne a essence a allumage par compression assiste Download PDF

Info

Publication number
FR3112169B1
FR3112169B1 FR2006928A FR2006928A FR3112169B1 FR 3112169 B1 FR3112169 B1 FR 3112169B1 FR 2006928 A FR2006928 A FR 2006928A FR 2006928 A FR2006928 A FR 2006928A FR 3112169 B1 FR3112169 B1 FR 3112169B1
Authority
FR
France
Prior art keywords
ignition
combustion
compression ignition
internal combustion
petrol 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.)
Active
Application number
FR2006928A
Other languages
English (en)
Other versions
FR3112169A1 (fr
Inventor
Sebastien Houille
Virginie Morel
Sankesh Durgada
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.)
PSA Automobiles SA
Aramco Overseas Co BV
Original Assignee
PSA Automobiles SA
Aramco Overseas Co BV
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 PSA Automobiles SA, Aramco Overseas Co BV filed Critical PSA Automobiles SA
Priority to FR2006928A priority Critical patent/FR3112169B1/fr
Priority to US17/363,397 priority patent/US11506168B2/en
Publication of FR3112169A1 publication Critical patent/FR3112169A1/fr
Application granted granted Critical
Publication of FR3112169B1 publication Critical patent/FR3112169B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • 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
    • F02B11/00—Engines characterised by both fuel-air mixture compression and air compression, or characterised by both positive ignition and compression ignition, e.g. in different cylinders
    • 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
    • F02P15/00—Electric spark ignition having characteristics not provided for in, or of interest apart from, groups F02P1/00 - F02P13/00 and combined with layout of ignition circuits
    • F02P15/08—Electric spark ignition having characteristics not provided for in, or of interest apart from, groups F02P1/00 - F02P13/00 and combined with layout of ignition circuits having multiple-spark ignition, i.e. ignition occurring simultaneously at different places in one engine cylinder or in two or more separate engine cylinders
    • 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
    • F02B19/00—Engines characterised by precombustion chambers
    • F02B19/10—Engines characterised by precombustion chambers with fuel introduced partly into pre-combustion chamber, and partly into cylinder
    • 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
    • F02B19/00—Engines characterised by precombustion chambers
    • F02B19/12—Engines characterised by precombustion chambers with positive ignition
    • 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
    • F02B19/00—Engines characterised by precombustion chambers
    • F02B19/14—Engines characterised by precombustion chambers with compression ignition
    • 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
    • F02B31/00—Modifying induction systems for imparting a rotation to the charge in the cylinder
    • 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
    • F02D41/30—Controlling fuel injection
    • F02D41/3011—Controlling fuel injection according to or using specific or several modes of combustion
    • F02D41/3017—Controlling fuel injection according to or using specific or several modes of combustion characterised by the mode(s) being used
    • F02D41/3035—Controlling fuel injection according to or using specific or several modes of combustion characterised by the mode(s) being used a mode being the premixed charge compression-ignition mode
    • 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
    • F02D41/30—Controlling fuel injection
    • F02D41/3011—Controlling fuel injection according to or using specific or several modes of combustion
    • F02D41/3017—Controlling fuel injection according to or using specific or several modes of combustion characterised by the mode(s) being used
    • F02D41/3035—Controlling fuel injection according to or using specific or several modes of combustion characterised by the mode(s) being used a mode being the premixed charge compression-ignition mode
    • F02D41/3041—Controlling fuel injection according to or using specific or several modes of combustion characterised by the mode(s) being used a mode being the premixed charge compression-ignition mode with means for triggering compression ignition, e.g. spark plug
    • 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
    • F02D41/30—Controlling fuel injection
    • F02D41/38—Controlling fuel injection of the high pressure type
    • F02D41/40—Controlling fuel injection of the high pressure type with means for controlling injection timing or duration
    • F02D41/402—Multiple injections
    • 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
    • F02D41/30—Controlling fuel injection
    • F02D41/38—Controlling fuel injection of the high pressure type
    • F02D41/40—Controlling fuel injection of the high pressure type with means for controlling injection timing or duration
    • F02D41/402—Multiple injections
    • F02D41/403—Multiple injections with pilot injections
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02F—CYLINDERS, PISTONS OR CASINGS, FOR COMBUSTION ENGINES; ARRANGEMENTS OF SEALINGS IN COMBUSTION ENGINES
    • F02F1/00—Cylinders; Cylinder heads 
    • F02F1/24—Cylinder heads
    • F02F1/242—Arrangement of spark plugs or injectors
    • 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
    • F02P13/00—Sparking plugs structurally combined with other parts of internal-combustion engines
    • 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
    • F02P15/00—Electric spark ignition having characteristics not provided for in, or of interest apart from, groups F02P1/00 - F02P13/00 and combined with layout of ignition circuits
    • F02P15/008—Reserve ignition systems; Redundancy of some ignition devices
    • 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
    • F02P15/00—Electric spark ignition having characteristics not provided for in, or of interest apart from, groups F02P1/00 - F02P13/00 and combined with layout of ignition circuits
    • F02P15/02—Arrangements having two or more sparking plugs
    • 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
    • F02P15/00—Electric spark ignition having characteristics not provided for in, or of interest apart from, groups F02P1/00 - F02P13/00 and combined with layout of ignition circuits
    • F02P15/12—Electric spark ignition having characteristics not provided for in, or of interest apart from, groups F02P1/00 - F02P13/00 and combined with layout of ignition circuits having means for strengthening spark during starting
    • 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
    • F02P5/00—Advancing or retarding ignition; Control therefor
    • F02P5/04—Advancing or retarding ignition; Control therefor automatically, as a function of the working conditions of the engine or vehicle or of the atmospheric conditions
    • F02P5/045—Advancing or retarding ignition; Control therefor automatically, as a function of the working conditions of the engine or vehicle or of the atmospheric conditions combined with electronic control of other engine functions, e.g. fuel injection
    • 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
    • F02P5/00—Advancing or retarding ignition; Control therefor
    • F02P5/04—Advancing or retarding ignition; Control therefor automatically, as a function of the working conditions of the engine or vehicle or of the atmospheric conditions
    • F02P5/145—Advancing or retarding ignition; Control therefor automatically, as a function of the working conditions of the engine or vehicle or of the atmospheric conditions using electrical means
    • F02P5/15—Digital data processing
    • 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
    • F02B23/00—Other engines characterised by special shape or construction of combustion chambers to improve operation
    • F02B23/08—Other engines characterised by special shape or construction of combustion chambers to improve operation with positive ignition
    • F02B2023/085—Other engines characterised by special shape or construction of combustion chambers to improve operation with positive ignition using several spark plugs per cylinder
    • 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
    • F02B23/00—Other engines characterised by special shape or construction of combustion chambers to improve operation
    • F02B23/08—Other engines characterised by special shape or construction of combustion chambers to improve operation with positive ignition
    • F02B23/10—Other engines characterised by special shape or construction of combustion chambers to improve operation with positive ignition with separate admission of air and fuel into cylinder
    • F02B2023/102—Other engines characterised by special shape or construction of combustion chambers to improve operation with positive ignition with separate admission of air and fuel into cylinder the spark plug being placed offset the cylinder centre axis
    • 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
    • F02B23/00—Other engines characterised by special shape or construction of combustion chambers to improve operation
    • F02B23/08—Other engines characterised by special shape or construction of combustion chambers to improve operation with positive ignition
    • F02B23/10—Other engines characterised by special shape or construction of combustion chambers to improve operation with positive ignition with separate admission of air and fuel into cylinder
    • F02B2023/108—Swirl flow, i.e. the axis of rotation of the main charge flow motion is vertical
    • 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
    • F02B23/00—Other engines characterised by special shape or construction of combustion chambers to improve operation
    • F02B23/02—Other engines characterised by special shape or construction of combustion chambers to improve operation with compression ignition
    • F02B23/06—Other engines characterised by special shape or construction of combustion chambers to improve operation with compression ignition the combustion space being arranged in working piston
    • F02B23/0618—Other engines characterised by special shape or construction of combustion chambers to improve operation with compression ignition the combustion space being arranged in working piston having in-cylinder means to influence the charge motion
    • F02B23/063—Other engines characterised by special shape or construction of combustion chambers to improve operation with compression ignition the combustion space being arranged in working piston having in-cylinder means to influence the charge motion the combustion space in the piston interacting fluid dynamically with the cylinder head, the injector body or the cylinder wall
    • 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
    • F02P19/00—Incandescent ignition, e.g. during starting of internal combustion engines; Combination of incandescent and spark ignition
    • F02P19/02—Incandescent ignition, e.g. during starting of internal combustion engines; Combination of incandescent and spark ignition electric, e.g. layout of circuits of apparatus having glowing plugs
    • 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
    • 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
    • Y02T10/40—Engine management systems

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Combustion Methods Of Internal-Combustion Engines (AREA)

Abstract

La présente concerne un moteur (1) à combustion interne comprenant une chambre de combustion (6), au moins une soupape d’admission (10) et une soupape d’échappement (14), un injecteur (17) de carburant pour une injection directe dans la chambre (6) de combustion, des moyens d’allumage de la combustion, des moyens (23) de commande agencés pour commander les soupapes (10, 14), l’injecteur (17) et les moyens d’allumage et faire fonctionner le moteur (1) selon différents modes de combustion incluant un mode de combustion par allumage commandé, un mode de combustion par allumage par compression et un mode de combustion par allumage par compression assisté, caractérisé en ce que les moyens d’allumage sont composés d’au moins deux dispositifs d’allumage (18, 19) disposés dans la chambre de combustion (6), les moyens (23) de commande étant agencés pour activer les moyens d’allumage (18, 19) dans le mode de combustion par allumage par compression assisté. Figure 1
FR2006928A 2020-07-01 2020-07-01 Moteur a combustion interne a essence a allumage par compression assiste Active FR3112169B1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FR2006928A FR3112169B1 (fr) 2020-07-01 2020-07-01 Moteur a combustion interne a essence a allumage par compression assiste
US17/363,397 US11506168B2 (en) 2020-07-01 2021-06-30 Gasoline internal combustion engine with assisted compression ignition

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR2006928A FR3112169B1 (fr) 2020-07-01 2020-07-01 Moteur a combustion interne a essence a allumage par compression assiste
FR2006928 2020-07-01

Publications (2)

Publication Number Publication Date
FR3112169A1 FR3112169A1 (fr) 2022-01-07
FR3112169B1 true FR3112169B1 (fr) 2022-07-15

Family

ID=72644468

Family Applications (1)

Application Number Title Priority Date Filing Date
FR2006928A Active FR3112169B1 (fr) 2020-07-01 2020-07-01 Moteur a combustion interne a essence a allumage par compression assiste

Country Status (2)

Country Link
US (1) US11506168B2 (fr)
FR (1) FR3112169B1 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11608771B2 (en) * 2020-03-16 2023-03-21 Mayamaan Research, Llc Homogeneous charge compression ignition (HCCI-type) combustion system for an engine and powertrain using wet-alcohol as a fuel and including hot assist ignition
CN115750067B (zh) * 2022-11-09 2024-04-12 重庆长安汽车股份有限公司 一种混动汽油机燃烧系统、燃烧方法、发动机和车辆

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1988754A (en) * 1932-09-29 1935-01-22 Superior Engine Company Internal combustion engine
JPS5195506A (fr) * 1975-02-20 1976-08-21
JPS569060Y2 (fr) * 1976-04-16 1981-02-27
US4177783A (en) * 1978-11-03 1979-12-11 Osvaldo Palomeque Dual spark plug ignition system
JPH0670368B2 (ja) * 1985-04-23 1994-09-07 マツダ株式会社 火花点火式エンジン
US5327864A (en) * 1993-03-08 1994-07-12 Chrysler Corporation Stratified-charge internal combustion engine with fuel injection and dual ignition
US5692468A (en) * 1995-07-25 1997-12-02 Outboard Marine Corporation Fuel-injected internal combustion engine with improved combustion
DE10212998A1 (de) * 2002-03-22 2003-10-02 Daimler Chrysler Ag Brennkraftmaschine mit Direkteinspritzung
DE602006017767D1 (de) * 2005-03-31 2010-12-09 Mazda Motor Steuervorrichtung einer Otto-Brennkraftmaschine
US7234438B2 (en) * 2005-09-21 2007-06-26 Ford Global Technologies, Llc System and method for engine operation with spark assisted compression ignition
US7168420B1 (en) * 2005-09-21 2007-01-30 Ford Global Technologies, Llc System and method for engine operation with spark assisted compression ignition
US8434450B2 (en) * 2010-01-27 2013-05-07 GM Global Technology Operations LLC Method for operating a direct-injection spark-assisted compression-ignition engine
JP6432788B2 (ja) * 2015-07-29 2018-12-05 マツダ株式会社 エンジンの燃焼室構造
JP2018040263A (ja) * 2016-09-05 2018-03-15 トヨタ自動車株式会社 内燃機関の制御装置
EP3453856B1 (fr) * 2017-09-08 2019-10-16 MASERATI S.p.A. Moteur à combustion interne à essence, comprenant une préchambre de combustion et deux bougies d'allumage
JP6555322B2 (ja) 2017-11-10 2019-08-07 マツダ株式会社 圧縮着火式エンジンの制御装置

Also Published As

Publication number Publication date
US11506168B2 (en) 2022-11-22
US20220003148A1 (en) 2022-01-06
FR3112169A1 (fr) 2022-01-07

Similar Documents

Publication Publication Date Title
GB1240518A (en) Internal combustion engine with sub-combustion chamber
FR3112169B1 (fr) Moteur a combustion interne a essence a allumage par compression assiste
SE0301623D0 (sv) Bränsleblandningssmörjning av en fyrtakts förbränningsmotor
FR2356825A1 (fr) Systeme d'injection d'essence pour un moteur a combustion interne
US1498757A (en) Internal-combustion engine
FR2658240B1 (fr) Perfectionnements aux moteurs a combustion interne a deux temps, a allumage par compression de type diesel.
JPH0494434A (ja) 燃料噴射式エンジン
US10808650B2 (en) System and method for valve seat injection
SU910129A3 (ru) Двигатель внутреннего сгорани
JP2015096727A (ja) 内燃機関を動作させる方法および内燃機関
US11879381B2 (en) Two-stroke engine, and handheld power tool
US6209512B1 (en) Small-dimension two or four stroke vehicle engine with stratified feed
US11773764B1 (en) Purge device for passive or active prechambers
JPS644054B2 (fr)
US988374A (en) Internal-combustion engine.
SU699222A2 (ru) Топливовпрыскивающа система
JP3894618B2 (ja) 燃料噴射型火花点火式内燃機関
JPWO2007129599A1 (ja) ガス燃料内燃機関
GB2185073A (en) Compression ignition Wankel engine
US4182285A (en) Cylindrical torch passage construction for internal combustion engine
WO2024072312A1 (fr) Moteur à deux temps à balayage de carter et outil électrique portatif
FR3102212B1 (fr) Moteur à combustion interne à essence à allumage par compression
JP2022022938A (ja) 凹型ピストンヘッドのエンジンと排気ガス連動吸気装置
JP2023049996A (ja) 内燃機関
JPH03275965A (ja) ディゼルエンジンのシリンダヘッド

Legal Events

Date Code Title Description
PLFP Fee payment

Year of fee payment: 2

PLSC Publication of the preliminary search report

Effective date: 20220107

PLFP Fee payment

Year of fee payment: 3

PLFP Fee payment

Year of fee payment: 4