GB2175643B - Improvements relating to controlling emissions from two stroke engines - Google Patents

Improvements relating to controlling emissions from two stroke engines

Info

Publication number
GB2175643B
GB2175643B GB8612701A GB8612701A GB2175643B GB 2175643 B GB2175643 B GB 2175643B GB 8612701 A GB8612701 A GB 8612701A GB 8612701 A GB8612701 A GB 8612701A GB 2175643 B GB2175643 B GB 2175643B
Authority
GB
United Kingdom
Prior art keywords
improvements relating
stroke engines
controlling emissions
emissions
controlling
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
Application number
GB8612701A
Other versions
GB8612701D0 (en
GB2175643A (en
Inventor
Christopher Kim Schlunke
Peter William Ragg
Philip Charles Lucas
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.)
ORBITAL ENG Pty
Orbital Engine Co Pty Ltd
Original Assignee
ORBITAL ENG Pty
Orbital Engine Co Pty Ltd
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 ORBITAL ENG Pty, Orbital Engine Co Pty Ltd filed Critical ORBITAL ENG Pty
Priority claimed from AU57898/86A external-priority patent/AU592990B2/en
Publication of GB8612701D0 publication Critical patent/GB8612701D0/en
Publication of GB2175643A publication Critical patent/GB2175643A/en
Application granted granted Critical
Publication of GB2175643B publication Critical patent/GB2175643B/en
Expired legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D13/00—Controlling the engine output power by varying inlet or exhaust valve operating characteristics, e.g. timing
    • F02D13/02—Controlling the engine output power by varying inlet or exhaust valve operating characteristics, e.g. timing during engine operation
    • F02D13/028—Controlling the engine output power by varying inlet or exhaust valve operating characteristics, e.g. timing during engine operation for two-stroke engines
    • F02D13/0284—Variable control of exhaust valves only
    • 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
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D21/00—Controlling engines characterised by their being supplied with non-airborne oxygen or other non-fuel gas
    • F02D21/06—Controlling engines characterised by their being supplied with non-airborne oxygen or other non-fuel gas peculiar to engines having other non-fuel gas added to combustion air
    • F02D21/08—Controlling engines characterised by their being supplied with non-airborne oxygen or other non-fuel gas peculiar to engines having other non-fuel gas added to combustion air the other gas being the exhaust gas of engine
    • 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
    • F02D41/3023—Controlling fuel injection according to or using specific or several modes of combustion characterised by the mode(s) being used a mode being the stratified charge spark-ignited 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
    • F02D41/32—Controlling fuel injection of the low pressure type
    • 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
    • F02D41/32—Controlling fuel injection of the low pressure type
    • F02D41/34—Controlling fuel injection of the low pressure type with means for controlling injection timing or duration
    • F02D41/345—Controlling injection timing
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D43/00—Conjoint electrical control of two or more functions, e.g. ignition, fuel-air mixture, recirculation, supercharging or exhaust-gas treatment
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D9/00—Controlling engines by throttling air or fuel-and-air induction conduits or exhaust conduits
    • F02D9/04—Controlling engines by throttling air or fuel-and-air induction conduits or exhaust conduits concerning exhaust conduits
    • 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
    • F02P5/1502—Digital data processing using one central computing unit
    • 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
    • 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
    • F02B2275/00—Other engines, components or details, not provided for in other groups of this subclass
    • F02B2275/14—Direct injection into combustion chamber
    • 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
    • F02B61/00—Adaptations of engines for driving vehicles or for driving propellers; Combinations of engines with gearing
    • F02B61/04—Adaptations of engines for driving vehicles or for driving propellers; Combinations of engines with gearing for driving propellers
    • F02B61/045—Adaptations of engines for driving vehicles or for driving propellers; Combinations of engines with gearing for driving propellers for marine engines
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D2400/00—Control systems adapted for specific engine types; Special features of engine control systems not otherwise provided for; Power supply, connectors or cabling for engine control systems
    • F02D2400/04—Two-stroke combustion engines with electronic control
    • 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)
  • Theoretical Computer Science (AREA)
  • Signal Processing (AREA)
  • Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)
  • Combustion Methods Of Internal-Combustion Engines (AREA)
GB8612701A 1985-05-24 1986-05-23 Improvements relating to controlling emissions from two stroke engines Expired GB2175643B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
AUPH072985 1985-05-24
AU57898/86A AU592990B2 (en) 1985-05-24 1986-05-23 Improvements relating to controlling emissions from two stroke engines

Publications (3)

Publication Number Publication Date
GB8612701D0 GB8612701D0 (en) 1986-07-02
GB2175643A GB2175643A (en) 1986-12-03
GB2175643B true GB2175643B (en) 1989-08-31

Family

ID=25631817

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8612701A Expired GB2175643B (en) 1985-05-24 1986-05-23 Improvements relating to controlling emissions from two stroke engines

Country Status (1)

Country Link
GB (1) GB2175643B (en)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2614443B2 (en) * 1987-03-02 1997-05-28 ヤマハ発動機株式会社 Control device for motor for vehicle control
US4838022A (en) * 1987-03-02 1989-06-13 Yamaha Hatsudoki Kabushiki Kaisha Control system for controlling DC control motor which controls operation condition of internal combustion engine
FR2621648B1 (en) * 1987-10-07 1993-03-05 Inst Francais Du Petrole TWO-STROKE ENGINE WITH PNEUMATIC INJECTION AND EXHAUST FLOW RESTRICTION
BE1001582A3 (en) * 1988-04-14 1989-12-12 Hesbois Pascal Two=stroke petrol or diesel engine - has exhaust port uncovered by piston and compressor in intake
JPH02169818A (en) * 1988-12-21 1990-06-29 Fuji Heavy Ind Ltd Two cycle engine
JPH0361611A (en) * 1989-07-29 1991-03-18 Fuji Heavy Ind Ltd Fuel injection type two-cycle engine
JPH03156122A (en) * 1989-08-14 1991-07-04 Yamaha Motor Co Ltd Exhaust control valve device for parallel multiple cylinder two cycle engine
US5063887A (en) * 1989-08-14 1991-11-12 Yamaha Hatsudoki Kabushiki Kaisha Exhaust control valve system for parallel multi-cylinder two-cycle engine
JPH06193450A (en) * 1992-12-25 1994-07-12 Yamaha Motor Co Ltd Exhaust control valve device for two-cycle engine
JP3320876B2 (en) * 1993-12-18 2002-09-03 本田技研工業株式会社 Spark ignition type 2-cycle engine
JPH07224668A (en) * 1994-02-07 1995-08-22 Sanshin Ind Co Ltd Variable compressing mechanism of two-cycle engine

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB291086A (en) * 1927-05-28 1928-10-18 Sulzer Ag Improvements in or relating to two stroke internal combustion engines
GB481433A (en) * 1935-08-09 1938-03-10 Daimler Benz Ag Improvements in or relating to the control of internal combustion engines
GB493727A (en) * 1936-06-06 1938-10-13 Audi Ag Improvements in and relating to two-stroke internal combustion engines
GB574669A (en) * 1943-07-12 1946-01-15 Saurer Ag Adolph Improvements in means for regulating the scavenging and charging in two-stroke injection internal combustion engines
GB605610A (en) * 1945-03-24 1948-07-27 Saurer Ag Adolph Improvements in and relating to the control of two-stroke internal combustion engines of the fuel injection type
US4202297A (en) * 1977-06-22 1980-05-13 Yamaha Hatsudoki Kabushiki Kaisha Two-stroke engine having variable exhaust port timing
US4399788A (en) * 1981-04-02 1983-08-23 Bombardier-Rotax Gesellschaft Mbh Internal combustion engine comprising means for controlling the axial extent of an exhaust port in a cylinder
WO1985000854A1 (en) * 1983-08-05 1985-02-28 Orbital Engine Company Proprietary Limited Fuel injection method and apparatus

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB291086A (en) * 1927-05-28 1928-10-18 Sulzer Ag Improvements in or relating to two stroke internal combustion engines
GB481433A (en) * 1935-08-09 1938-03-10 Daimler Benz Ag Improvements in or relating to the control of internal combustion engines
GB493727A (en) * 1936-06-06 1938-10-13 Audi Ag Improvements in and relating to two-stroke internal combustion engines
GB574669A (en) * 1943-07-12 1946-01-15 Saurer Ag Adolph Improvements in means for regulating the scavenging and charging in two-stroke injection internal combustion engines
GB605610A (en) * 1945-03-24 1948-07-27 Saurer Ag Adolph Improvements in and relating to the control of two-stroke internal combustion engines of the fuel injection type
US4202297A (en) * 1977-06-22 1980-05-13 Yamaha Hatsudoki Kabushiki Kaisha Two-stroke engine having variable exhaust port timing
US4399788A (en) * 1981-04-02 1983-08-23 Bombardier-Rotax Gesellschaft Mbh Internal combustion engine comprising means for controlling the axial extent of an exhaust port in a cylinder
WO1985000854A1 (en) * 1983-08-05 1985-02-28 Orbital Engine Company Proprietary Limited Fuel injection method and apparatus

Also Published As

Publication number Publication date
GB8612701D0 (en) 1986-07-02
GB2175643A (en) 1986-12-03

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20020523