GB2515254B - Opposed stepped piston engine power cylinder lubrication system - Google Patents

Opposed stepped piston engine power cylinder lubrication system

Info

Publication number
GB2515254B
GB2515254B GB201306181A GB201306181A GB2515254B GB 2515254 B GB2515254 B GB 2515254B GB 201306181 A GB201306181 A GB 201306181A GB 201306181 A GB201306181 A GB 201306181A GB 2515254 B GB2515254 B GB 2515254B
Authority
GB
Grant status
Grant
Patent type
Prior art keywords
power
stepped
system
piston
lubrication
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
GB201306181A
Other versions
GB2515254A (en )
GB201306181D0 (en )
Inventor
Pirault Jean-Pierre
Veshagh Alireza
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.)
OSP ENGINES Ltd
Original Assignee
OSP ENGINES LIMITED
OSP ENGINES 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
Grant date

Links

Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01BMACHINES OR ENGINES, IN GENERAL OR OF POSITIVE-DISPLACEMENT TYPE, e.g. STEAM ENGINES
    • F01B7/00Machines or engines with two or more pistons reciprocating within same cylinder or within essentially coaxial cylinders
    • F01B7/02Machines or engines with two or more pistons reciprocating within same cylinder or within essentially coaxial cylinders with oppositely reciprocating pistons
    • F01B7/14Machines or engines with two or more pistons reciprocating within same cylinder or within essentially coaxial cylinders with oppositely reciprocating pistons acting on different main shafts
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01BMACHINES OR ENGINES, IN GENERAL OR OF POSITIVE-DISPLACEMENT TYPE, e.g. STEAM ENGINES
    • F01B7/00Machines or engines with two or more pistons reciprocating within same cylinder or within essentially coaxial cylinders
    • F01B7/02Machines or engines with two or more pistons reciprocating within same cylinder or within essentially coaxial cylinders with oppositely reciprocating pistons
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01MLUBRICATING OF MACHINES OR ENGINES IN GENERAL; LUBRICATING INTERNAL COMBUSTION ENGINES; CRANKCASE VENTILATING
    • F01M3/00Lubrication specially adapted for engines with crankcase compression of fuel-air mixture or for other engines in which lubricant is contained in fuel, combustion air, or fuel-air mixture
    • F01M3/04Lubrication specially adapted for engines with crankcase compression of fuel-air mixture or for other engines in which lubricant is contained in fuel, combustion air, or fuel-air mixture for upper cylinder lubrication only
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02BINTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B33/00Engines characterised by provision of pumps for charging or scavenging
    • F02B33/02Engines with reciprocating-piston pumps; Engines with crankcase pumps
    • F02B33/06Engines with reciprocating-piston pumps; Engines with crankcase pumps with reciprocating-piston pumps other than simple crankcase pumps
    • F02B33/10Engines with reciprocating-piston pumps; Engines with crankcase pumps with reciprocating-piston pumps other than simple crankcase pumps with the pumping cylinder situated between working cylinder and crankcase, or with the pumping cylinder surrounding working cylinder
    • F02B33/14Engines with reciprocating-piston pumps; Engines with crankcase pumps with reciprocating-piston pumps other than simple crankcase pumps with the pumping cylinder situated between working cylinder and crankcase, or with the pumping cylinder surrounding working cylinder working and pumping pistons forming stepped piston
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02BINTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B75/00Other engines
    • F02B75/28Engines with two or more pistons reciprocating within same cylinder or within essentially coaxial cylinders
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02BINTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B75/00Other engines
    • F02B75/28Engines with two or more pistons reciprocating within same cylinder or within essentially coaxial cylinders
    • F02B75/282Engines with two or more pistons reciprocating within same cylinder or within essentially coaxial cylinders the pistons having equal strokes
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02DCONTROLLING COMBUSTION ENGINES
    • F02D41/00Electrical control of supply of combustible mixture or its constituents
    • F02D41/30Controlling fuel injection
    • F02D41/3094Controlling fuel injection the fuel injection being effected by at least two different injectors, e.g. one in the intake manifold and one in the cylinder
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02DCONTROLLING COMBUSTION ENGINES
    • F02D41/00Electrical control of supply of combustible mixture or its constituents
    • F02D41/30Controlling fuel injection
    • F02D41/38Controlling fuel injection of the high pressure type
    • F02D41/40Controlling fuel injection of the high pressure type with means for controlling injection timing or duration
    • F02D41/402Multiple injections
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01MLUBRICATING OF MACHINES OR ENGINES IN GENERAL; LUBRICATING INTERNAL COMBUSTION ENGINES; CRANKCASE VENTILATING
    • F01M1/00Pressure lubrication
    • F01M1/08Lubricating systems characterised by the provision therein of lubricant jetting means
    • F01M2001/083Lubricating systems characterised by the provision therein of lubricant jetting means for lubricating cylinders
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01MLUBRICATING OF MACHINES OR ENGINES IN GENERAL; LUBRICATING INTERNAL COMBUSTION ENGINES; CRANKCASE VENTILATING
    • F01M3/00Lubrication specially adapted for engines with crankcase compression of fuel-air mixture or for other engines in which lubricant is contained in fuel, combustion air, or fuel-air mixture
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02DCONTROLLING COMBUSTION ENGINES
    • F02D41/00Electrical control of supply of combustible mixture or its constituents
    • F02D41/30Controlling fuel injection
    • F02D41/38Controlling fuel injection of the high pressure type
    • F02D2041/389Controlling fuel injection of the high pressure type for injecting directly into the cylinder
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02TCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00Road transport of goods or passengers
    • Y02T10/10Internal combustion engine [ICE] based vehicles
    • Y02T10/40Engine management systems
    • Y02T10/44Engine management systems controlling fuel supply
GB201306181A 2013-04-05 2013-04-05 Opposed stepped piston engine power cylinder lubrication system Active GB2515254B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB201306181A GB2515254B (en) 2013-04-05 2013-04-05 Opposed stepped piston engine power cylinder lubrication system

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB201306181A GB2515254B (en) 2013-04-05 2013-04-05 Opposed stepped piston engine power cylinder lubrication system
PCT/GB2014/051051 WO2014162143A1 (en) 2013-04-05 2014-04-04 Opposed piston engine and lubrication system

Publications (3)

Publication Number Publication Date
GB201306181D0 GB201306181D0 (en) 2013-05-22
GB2515254A true GB2515254A (en) 2014-12-24
GB2515254B true GB2515254B (en) 2016-07-20

Family

ID=48483404

Family Applications (1)

Application Number Title Priority Date Filing Date
GB201306181A Active GB2515254B (en) 2013-04-05 2013-04-05 Opposed stepped piston engine power cylinder lubrication system

Country Status (2)

Country Link
GB (1) GB2515254B (en)
WO (1) WO2014162143A1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2016532050A (en) * 2013-08-05 2016-10-13 アカーテース パワー,インク. Two fuel structure for opposed piston engine with a combustion chamber
US9211797B2 (en) 2013-11-07 2015-12-15 Achates Power, Inc. Combustion chamber construction with dual mixing regions for opposed-piston engines
WO2017071706A1 (en) * 2015-10-28 2017-05-04 Hans Jensen Lubricators A/S A large slow-running two-stroke engine with sip lubricant injector

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2079156A (en) * 1933-02-27 1937-05-04 Danckwortt Thomas Bruno Two-cycle diesel engine
DE4007466A1 (en) * 1990-03-09 1991-02-14 Franz Josef Knott Reduced emissions two=stroke IC engine - has separately lubricated piston which operates without oil being mixed with fuel
DE4205663A1 (en) * 1992-02-25 1993-08-26 Peter Tontch Two-stroke IC engine - has stepped piston with sealing rings at both ends, for lubrication of piston, gudgeon pin, and cylinder wall
JPH0849553A (en) * 1994-08-02 1996-02-20 Taijiro Kawamura Internal combustion engine by composite piston and composite cylinder and lubricant guide hole forced feed path and forced feed system with air and air-fuel mixture
US5797359A (en) * 1997-06-13 1998-08-25 Freeman; Quilla H. Stepped piston two-cycle internal combustion engine
JP2001032719A (en) * 1999-07-22 2001-02-06 Kawasaki Heavy Ind Ltd Cylinder direct injection type two cycle engine
WO2013054361A2 (en) * 2011-10-13 2013-04-18 Seetharaman K Dual internal combustion engine

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7360511B2 (en) * 2004-06-10 2008-04-22 Achates Power, Inc. Opposed piston engine
US7270108B2 (en) * 2005-03-31 2007-09-18 Achates Power Llc Opposed piston, homogeneous charge pilot ignition engine

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2079156A (en) * 1933-02-27 1937-05-04 Danckwortt Thomas Bruno Two-cycle diesel engine
DE4007466A1 (en) * 1990-03-09 1991-02-14 Franz Josef Knott Reduced emissions two=stroke IC engine - has separately lubricated piston which operates without oil being mixed with fuel
DE4205663A1 (en) * 1992-02-25 1993-08-26 Peter Tontch Two-stroke IC engine - has stepped piston with sealing rings at both ends, for lubrication of piston, gudgeon pin, and cylinder wall
JPH0849553A (en) * 1994-08-02 1996-02-20 Taijiro Kawamura Internal combustion engine by composite piston and composite cylinder and lubricant guide hole forced feed path and forced feed system with air and air-fuel mixture
US5797359A (en) * 1997-06-13 1998-08-25 Freeman; Quilla H. Stepped piston two-cycle internal combustion engine
JP2001032719A (en) * 1999-07-22 2001-02-06 Kawasaki Heavy Ind Ltd Cylinder direct injection type two cycle engine
WO2013054361A2 (en) * 2011-10-13 2013-04-18 Seetharaman K Dual internal combustion engine

Also Published As

Publication number Publication date Type
WO2014162143A1 (en) 2014-10-09 application
GB2515254A (en) 2014-12-24 application
GB201306181D0 (en) 2013-05-22 grant

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