IN2014DN07081A - - Google Patents

Info

Publication number
IN2014DN07081A
IN2014DN07081A IN7081DEN2014A IN2014DN07081A IN 2014DN07081 A IN2014DN07081 A IN 2014DN07081A IN 7081DEN2014 A IN7081DEN2014 A IN 7081DEN2014A IN 2014DN07081 A IN2014DN07081 A IN 2014DN07081A
Authority
IN
India
Prior art keywords
valve actuation
exhaust
lobe
exhaust valves
cylinders
Prior art date
Application number
Other languages
English (en)
Inventor
Steven N Ernest
Darius Metha
Original Assignee
Jacobs Vehicle Systems Inc
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 Jacobs Vehicle Systems Inc filed Critical Jacobs Vehicle Systems Inc
Publication of IN2014DN07081A publication Critical patent/IN2014DN07081A/en

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01L—CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
    • F01L13/00—Modifications of valve-gear to facilitate reversing, braking, starting, changing compression ratio, or other specific operations
    • F01L13/0015—Modifications of valve-gear to facilitate reversing, braking, starting, changing compression ratio, or other specific operations for optimising engine performances by modifying valve lift according to various working parameters, e.g. rotational speed, load, torque
    • F01L13/0036—Modifications of valve-gear to facilitate reversing, braking, starting, changing compression ratio, or other specific operations for optimising engine performances by modifying valve lift according to various working parameters, e.g. rotational speed, load, torque the valves being driven by two or more cams with different shape, size or timing or a single cam profiled in axial and radial direction
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01L—CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
    • F01L1/00—Valve-gear or valve arrangements, e.g. lift-valve gear
    • F01L1/02—Valve drive
    • F01L1/04—Valve drive by means of cams, camshafts, cam discs, eccentrics or the like
    • F01L1/08—Shape of cams
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01L—CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
    • F01L1/00—Valve-gear or valve arrangements, e.g. lift-valve gear
    • F01L1/20—Adjusting or compensating clearance
    • F01L1/22—Adjusting or compensating clearance automatically, e.g. mechanically
    • F01L1/24—Adjusting or compensating clearance automatically, e.g. mechanically by fluid means, e.g. hydraulically
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01L—CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
    • F01L13/00—Modifications of valve-gear to facilitate reversing, braking, starting, changing compression ratio, or other specific operations
    • F01L13/06—Modifications of valve-gear to facilitate reversing, braking, starting, changing compression ratio, or other specific operations for braking
    • 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
    • F02D13/0242—Variable control of the exhaust valves only
    • F02D13/0246—Variable control of the exhaust valves only changing valve lift or valve lift and timing
    • 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
    • F02D13/0273—Multiple actuations of a valve within an engine cycle
    • 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
    • F02D13/04—Controlling the engine output power by varying inlet or exhaust valve operating characteristics, e.g. timing during engine operation using engine as brake
    • 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
    • F02D41/0025—Controlling engines characterised by use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures
    • F02D41/0047—Controlling exhaust gas recirculation [EGR]
    • F02D41/006—Controlling exhaust gas recirculation [EGR] using internal EGR
    • 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
    • F02D41/008—Controlling each cylinder individually
    • 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
    • F02D41/0002—Controlling intake air
    • F02D2041/001—Controlling intake air for engines with variable valve actuation
    • 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
    • F02D41/02—Circuit arrangements for generating control signals
    • F02D41/04—Introducing corrections for particular operating conditions
    • F02D41/12—Introducing corrections for particular operating conditions for deceleration
    • 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)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Valve Device For Special Equipments (AREA)
  • Output Control And Ontrol Of Special Type Engine (AREA)
  • Valve-Gear Or Valve Arrangements (AREA)
IN7081DEN2014 2012-02-23 2013-02-25 IN2014DN07081A (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201261602558P 2012-02-23 2012-02-23
PCT/US2013/027601 WO2013126873A1 (fr) 2012-02-23 2013-02-25 Système de moteur et procédé de fonctionnement utilisant des mécanismes de frein moteur pour permettre une ouverture de soupape d'échappement précoce

Publications (1)

Publication Number Publication Date
IN2014DN07081A true IN2014DN07081A (fr) 2015-04-10

Family

ID=49006295

Family Applications (1)

Application Number Title Priority Date Filing Date
IN7081DEN2014 IN2014DN07081A (fr) 2012-02-23 2013-02-25

Country Status (8)

Country Link
US (2) US9234467B2 (fr)
EP (1) EP2817544B1 (fr)
JP (1) JP6147771B2 (fr)
KR (1) KR101633042B1 (fr)
CN (1) CN104321577B (fr)
BR (1) BR112014020714B1 (fr)
IN (1) IN2014DN07081A (fr)
WO (1) WO2013126873A1 (fr)

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US10132247B2 (en) * 2015-09-01 2018-11-20 Jacobs Vehicle Systems, Inc. Method and apparatus for combined exhaust and compression release engine braking
CN108291454B (zh) * 2015-09-29 2020-06-02 雅各布斯车辆系统股份有限公司 包括防间隙气门驱动运动的发动机气门驱动系统
DE102015016526A1 (de) * 2015-12-19 2017-06-22 Daimler Ag Verfahren zum Betreiben einer Hubkolben-Verbrennungskraftmaschine
US10156162B2 (en) * 2016-05-03 2018-12-18 Cummins Inc. Camshaft with low lift dwell profile and methods for operating the same
SE540139C2 (en) * 2016-07-11 2018-04-10 Scania Cv Ab Method of changing gear ratio in a gearbox of a vehicle
US10221779B2 (en) 2016-12-16 2019-03-05 Ford Global Technologies, Llc System and method for providing EGR to an engine
SE541922C2 (en) * 2017-03-31 2020-01-07 Scania Cv Ab Four-stroke Internal Combustion Engine and thereto related Vehicle and Method
US10641140B2 (en) 2017-05-12 2020-05-05 Caterpillar Inc. Hydraulic early engine exhaust valve opening system
DE102017120150A1 (de) * 2017-09-01 2019-03-07 Man Truck & Bus Ag Verfahren zum Bremsen einer Brennkraftmaschine
WO2019125355A1 (fr) * 2017-12-18 2019-06-27 Cummins Inc. Dispositif de commande des soupapes avec désactivation de cylindres et commande de décompression
CN108266241B (zh) * 2018-02-07 2023-05-26 广西玉柴机器股份有限公司 增大制动功率的发动机凸轮轴的排气凸轮
WO2020018601A1 (fr) * 2018-07-16 2020-01-23 Jacobs Vehicle Systems, Inc. Systèmes et procédés de freinage de moteur et d'ouverture de soupape d'échappement à perte de mouvement combinés
GB201815268D0 (en) * 2018-09-19 2018-10-31 Eaton Intelligent Power Ltd Valve train assembly
JP2021025492A (ja) * 2019-08-07 2021-02-22 日野自動車株式会社 エンジンシステム
US10954869B1 (en) * 2020-02-18 2021-03-23 Ford Global Technologies, Llc System and method to reduce engine hydrocarbon emissions
CN112963221B (zh) * 2021-03-15 2022-01-14 潍柴动力股份有限公司 一种制动摇臂及发动机
GB2613385A (en) * 2021-12-02 2023-06-07 Cummins Inc Engine braking with fuel injection for internal combustion engines

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Also Published As

Publication number Publication date
JP6147771B2 (ja) 2017-06-14
EP2817544A4 (fr) 2016-01-06
CN104321577B (zh) 2016-08-17
EP2817544A1 (fr) 2014-12-31
US9234467B2 (en) 2016-01-12
KR20140140043A (ko) 2014-12-08
BR112014020714B1 (pt) 2021-10-05
US20160146072A1 (en) 2016-05-26
CN104321577A (zh) 2015-01-28
KR101633042B1 (ko) 2016-06-23
WO2013126873A1 (fr) 2013-08-29
US20140373808A1 (en) 2014-12-25
JP2015508144A (ja) 2015-03-16
BR112014020714A2 (pt) 2017-07-04
US9845713B2 (en) 2017-12-19
EP2817544B1 (fr) 2021-04-14

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