CN105526021B - 发动机中的供体和非供体汽缸之间的不同的燃料供给 - Google Patents
发动机中的供体和非供体汽缸之间的不同的燃料供给 Download PDFInfo
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- CN105526021B CN105526021B CN201510667317.5A CN201510667317A CN105526021B CN 105526021 B CN105526021 B CN 105526021B CN 201510667317 A CN201510667317 A CN 201510667317A CN 105526021 B CN105526021 B CN 105526021B
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- Prior art keywords
- fuel
- donor cylinder
- donor
- cylinder bank
- cylinder group
- 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
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- 239000000446 fuel Substances 0.000 claims abstract description 244
- 238000000034 method Methods 0.000 claims abstract description 65
- 239000000203 mixture Substances 0.000 claims abstract description 14
- 230000003134 recirculating effect Effects 0.000 claims abstract description 8
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims description 28
- 229910002091 carbon monoxide Inorganic materials 0.000 claims description 27
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims description 24
- 238000006467 substitution reaction Methods 0.000 claims description 24
- -1 syngas Substances 0.000 claims description 21
- 239000003915 liquefied petroleum gas Substances 0.000 claims description 19
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 18
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 18
- ATUOYWHBWRKTHZ-UHFFFAOYSA-N Propane Chemical compound CCC ATUOYWHBWRKTHZ-UHFFFAOYSA-N 0.000 claims description 18
- 238000002347 injection Methods 0.000 claims description 16
- 239000007924 injection Substances 0.000 claims description 16
- 239000007789 gas Substances 0.000 claims description 13
- 239000003345 natural gas Substances 0.000 claims description 12
- 239000003502 gasoline Substances 0.000 claims description 9
- 239000001257 hydrogen Substances 0.000 claims description 9
- 229910052739 hydrogen Inorganic materials 0.000 claims description 9
- 125000004435 hydrogen atom Chemical class [H]* 0.000 claims description 9
- 229910052757 nitrogen Inorganic materials 0.000 claims description 9
- 239000001294 propane Substances 0.000 claims description 9
- 238000002485 combustion reaction Methods 0.000 claims description 5
- 238000004064 recycling Methods 0.000 claims description 3
- 239000003570 air Substances 0.000 description 16
- 230000009977 dual effect Effects 0.000 description 12
- 239000000243 solution Substances 0.000 description 7
- MWUXSHHQAYIFBG-UHFFFAOYSA-N nitrogen oxide Inorganic materials O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 4
- 239000012530 fluid Substances 0.000 description 3
- 238000005474 detonation Methods 0.000 description 2
- 239000003344 environmental pollutant Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000013618 particulate matter Substances 0.000 description 2
- 231100000719 pollutant Toxicity 0.000 description 2
- 229910052815 sulfur oxide Inorganic materials 0.000 description 2
- 239000012080 ambient air Substances 0.000 description 1
- 229910002090 carbon oxide Inorganic materials 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- XTQHKBHJIVJGKJ-UHFFFAOYSA-N sulfur monoxide Chemical class S=O XTQHKBHJIVJGKJ-UHFFFAOYSA-N 0.000 description 1
Images
Classifications
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- 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
- F02D41/0082—Controlling each cylinder individually per groups or banks
-
- 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
- F02M43/00—Fuel-injection apparatus operating simultaneously on two or more fuels, or on a liquid fuel and another liquid, e.g. the other liquid being an anti-knock additive
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D19/00—Controlling engines characterised by their use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures
- F02D19/06—Controlling engines characterised by their use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures peculiar to engines working with pluralities of fuels, e.g. alternatively with light and heavy fuel oil, other than engines indifferent to the fuel consumed
- F02D19/0639—Controlling engines characterised by their use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures peculiar to engines working with pluralities of fuels, e.g. alternatively with light and heavy fuel oil, other than engines indifferent to the fuel consumed characterised by the type of fuels
- F02D19/0642—Controlling engines characterised by their use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures peculiar to engines working with pluralities of fuels, e.g. alternatively with light and heavy fuel oil, other than engines indifferent to the fuel consumed characterised by the type of fuels at least one fuel being gaseous, the other fuels being gaseous or liquid at standard conditions
- F02D19/0647—Controlling engines characterised by their use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures peculiar to engines working with pluralities of fuels, e.g. alternatively with light and heavy fuel oil, other than engines indifferent to the fuel consumed characterised by the type of fuels at least one fuel being gaseous, the other fuels being gaseous or liquid at standard conditions the gaseous fuel being liquefied petroleum gas [LPG], liquefied natural gas [LNG], compressed natural gas [CNG] or dimethyl ether [DME]
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D19/00—Controlling engines characterised by their use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures
- F02D19/06—Controlling engines characterised by their use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures peculiar to engines working with pluralities of fuels, e.g. alternatively with light and heavy fuel oil, other than engines indifferent to the fuel consumed
- F02D19/0663—Details on the fuel supply system, e.g. tanks, valves, pipes, pumps, rails, injectors or mixers
- F02D19/0686—Injectors
- F02D19/0694—Injectors operating with a plurality of fuels
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D19/00—Controlling engines characterised by their use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures
- F02D19/06—Controlling engines characterised by their use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures peculiar to engines working with pluralities of fuels, e.g. alternatively with light and heavy fuel oil, other than engines indifferent to the fuel consumed
- F02D19/08—Controlling engines characterised by their use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures peculiar to engines working with pluralities of fuels, e.g. alternatively with light and heavy fuel oil, other than engines indifferent to the fuel consumed simultaneously using pluralities of fuels
- F02D19/081—Adjusting the fuel composition or mixing ratio; Transitioning from one fuel to the other
-
- 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
-
- 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
- F02B29/00—Engines characterised by provision for charging or scavenging not provided for in groups F02B25/00, F02B27/00 or F02B33/00 - F02B39/00; Details thereof
- F02B29/04—Cooling of air intake supply
- F02B29/0406—Layout of the intake air cooling or coolant circuit
- F02B29/0412—Multiple heat exchangers arranged in parallel or in series
-
- 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
- F02D41/0027—Controlling engines characterised by use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures the fuel being gaseous
-
- 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
-
- 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
-
- 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
- F02M26/00—Engine-pertinent apparatus for adding exhaust gases to combustion-air, main fuel or fuel-air mixture, e.g. by exhaust gas recirculation [EGR] systems
- F02M26/13—Arrangement or layout of EGR passages, e.g. in relation to specific engine parts or for incorporation of accessories
- F02M26/22—Arrangement or layout of EGR passages, e.g. in relation to specific engine parts or for incorporation of accessories with coolers in the recirculation passage
-
- 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
- F02M26/00—Engine-pertinent apparatus for adding exhaust gases to combustion-air, main fuel or fuel-air mixture, e.g. by exhaust gas recirculation [EGR] systems
- F02M26/13—Arrangement or layout of EGR passages, e.g. in relation to specific engine parts or for incorporation of accessories
- F02M26/42—Arrangement or layout of EGR passages, e.g. in relation to specific engine parts or for incorporation of accessories having two or more EGR passages; EGR systems specially adapted for engines having two or more cylinders
- F02M26/43—Arrangement or layout of EGR passages, e.g. in relation to specific engine parts or for incorporation of accessories having two or more EGR passages; EGR systems specially adapted for engines having two or more cylinders in which exhaust from only one cylinder or only a group of cylinders is directed to the intake of the engine
-
- 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
- Y02T10/30—Use of alternative fuels, e.g. biofuels
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Output Control And Ontrol Of Special Type Engine (AREA)
- Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)
Abstract
Description
Claims (19)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US14/515992 | 2014-10-16 | ||
US14/515,992 US9334841B1 (en) | 2014-10-16 | 2014-10-16 | Differential fueling between donor and non-donor cylinders in engines |
Publications (2)
Publication Number | Publication Date |
---|---|
CN105526021A CN105526021A (zh) | 2016-04-27 |
CN105526021B true CN105526021B (zh) | 2020-05-08 |
Family
ID=55638086
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201510667317.5A Expired - Fee Related CN105526021B (zh) | 2014-10-16 | 2015-10-16 | 发动机中的供体和非供体汽缸之间的不同的燃料供给 |
Country Status (3)
Country | Link |
---|---|
US (1) | US9334841B1 (zh) |
CN (1) | CN105526021B (zh) |
DE (1) | DE102015117089A1 (zh) |
Families Citing this family (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US11643986B2 (en) * | 2011-12-16 | 2023-05-09 | Transportation Ip Holdings, Llc | Multi-fuel system and method |
US11092094B2 (en) * | 2018-05-11 | 2021-08-17 | Transportation Ip Holdings, Llc | Methods and systems for engine control |
US20160222895A1 (en) | 2011-12-16 | 2016-08-04 | General Electric Company | Multi-fuel system and method |
US10344687B2 (en) | 2011-12-16 | 2019-07-09 | Ge Global Sourcing Llc | Fuel selection method and related system for a mobile asset |
US11905897B2 (en) | 2011-12-16 | 2024-02-20 | Transportation Ip Holdings, Llc | Fuel selection method and related system for a mobile asset |
US11578684B2 (en) * | 2012-05-31 | 2023-02-14 | Transportation Ip Holdings, Llc | Method for operating an engine |
US20230160350A1 (en) * | 2012-05-31 | 2023-05-25 | Transportation Ip Holdings, Llc | Method for operating an engine |
US20160053729A1 (en) * | 2014-08-25 | 2016-02-25 | Cummins Inc. | Dual fuel systems and methods with advanced exhaust gas recirculation |
US10359008B2 (en) * | 2014-10-16 | 2019-07-23 | Ge Global Sourcing Llc | Differential fueling between donor and non-donor cylinders in engines |
US9556809B2 (en) * | 2014-12-12 | 2017-01-31 | General Electric Company | System and method for optimal fueling of an engine |
US9863342B2 (en) * | 2015-09-25 | 2018-01-09 | General Electric Company | System and method for controlling an engine air-fuel ratio |
US9903284B1 (en) | 2016-10-31 | 2018-02-27 | General Electric Company | Dual-fuel engine system and method having the same |
US11105278B2 (en) * | 2017-02-03 | 2021-08-31 | Caterpillar Inc. | Dual fuel cylinder deactivation control system and method |
US10465636B2 (en) * | 2017-02-22 | 2019-11-05 | Southwest Research Institute | Internal combustion engine having dedicated EGR cylinder(s) with delayed fuel injection |
WO2020200486A1 (en) * | 2019-04-05 | 2020-10-08 | ComAp a.s. | Single point fuel injection in multi-fuel combustion engines |
CN112696264A (zh) * | 2020-12-31 | 2021-04-23 | 山东普利达新能源科技有限公司 | 一种氢气和柴油双燃料发电机组 |
US11982241B2 (en) * | 2021-12-22 | 2024-05-14 | Transportation Ip Holdings, Llc | Methods and systems for multi-fuel engine |
Citations (5)
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EP2604842A1 (en) * | 2011-12-15 | 2013-06-19 | Hyundai Motor Company | Diesel-gasoline dual fuel powered engine with fouling free clean EGR system |
EP2604841A1 (en) * | 2011-12-16 | 2013-06-19 | Hyundai Motor Company | Diesel-gasoline dual fuel powered combustion engine system provided with spark-assisted fouling free EGR system |
WO2013173069A1 (en) * | 2012-05-17 | 2013-11-21 | General Electric Company | Method and system for engine control |
CN104011350A (zh) * | 2011-11-29 | 2014-08-27 | 通用电气公司 | 利用多种燃料的发动机及其相关方法 |
CN105089826A (zh) * | 2014-05-06 | 2015-11-25 | 福特环球技术公司 | 用于改善高稀释发动机的运转的系统和方法 |
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US4179892A (en) * | 1977-12-27 | 1979-12-25 | Cummins Engine Company, Inc. | Internal combustion engine with exhaust gas recirculation |
JP3253399B2 (ja) | 1993-02-09 | 2002-02-04 | 株式会社ブリヂストン | 輸送物漏出検知構造ホース |
US6912992B2 (en) | 2000-12-26 | 2005-07-05 | Cummins Westport Inc. | Method and apparatus for pilot fuel introduction and controlling combustion in gaseous-fuelled internal combustion engine |
US7788923B2 (en) * | 2006-02-02 | 2010-09-07 | International Engine Intellectual Property Company, Llc | Constant EGR rate engine and method |
US8267074B2 (en) | 2006-03-17 | 2012-09-18 | Ford Global Technologies, Llc | Control for knock suppression fluid separator in a motor vehicle |
US7389751B2 (en) | 2006-03-17 | 2008-06-24 | Ford Global Technology, Llc | Control for knock suppression fluid separator in a motor vehicle |
US7647899B2 (en) | 2006-03-17 | 2010-01-19 | Ford Global Technologies, Llc | Apparatus with mixed fuel separator and method of separating a mixed fuel |
DE102006027591B4 (de) | 2006-06-14 | 2012-03-08 | Caterpillar Motoren Gmbh & Co. Kg | Verfahren zum Steuern eines Verbrennungsmotors |
US7363761B1 (en) * | 2006-10-31 | 2008-04-29 | International Engine Intellectual Property Company, Llc | Exhaust gas throttle for divided turbine housing turbocharger |
US8316829B2 (en) * | 2008-02-08 | 2012-11-27 | Cummins Ip, Inc. | Apparatus, system, and method for efficiently operating an internal combustion engine utilizing exhaust gas recirculation |
US8291891B2 (en) * | 2008-06-17 | 2012-10-23 | Southwest Research Institute | EGR system with dedicated EGR cylinders |
US8831858B2 (en) | 2008-07-31 | 2014-09-09 | General Electric Company | Methods and systems for operating an engine |
AU2010352515A1 (en) | 2010-10-29 | 2012-05-24 | Gastech Engine & Equipment Pty. Ltd. | Cooling Systems for Gas Fuel Engines |
US8903631B2 (en) | 2011-06-17 | 2014-12-02 | General Electric Company | Methods and systems for exhaust gas recirculation cooler regeneration |
US8903632B2 (en) | 2011-06-17 | 2014-12-02 | General Electric Company | Methods and systems for exhaust gas recirculation cooler regeneration |
US9109545B2 (en) * | 2011-07-29 | 2015-08-18 | General Electric Company | Systems and methods for controlling exhaust gas recirculation composition |
US9212630B2 (en) * | 2011-11-09 | 2015-12-15 | General Electric Company | Methods and systems for regenerating an exhaust gas recirculation cooler |
US8944036B2 (en) | 2012-02-29 | 2015-02-03 | General Electric Company | Exhaust gas recirculation in a reciprocating engine with continuously regenerating particulate trap |
US8944033B2 (en) * | 2012-09-07 | 2015-02-03 | Caterpillar Inc. | Limp home capable dual fuel engine and machine using same |
US9140179B2 (en) * | 2012-10-19 | 2015-09-22 | General Electric Company | System and method for controlling exhaust emissions and specific fuel consumption of an engine |
US10094324B2 (en) * | 2013-05-30 | 2018-10-09 | General Electric Company | System and method of operating an internal combustion engine |
US9476388B2 (en) * | 2014-02-12 | 2016-10-25 | General Electric Company | Method and systems for exhaust gas recirculation |
-
2014
- 2014-10-16 US US14/515,992 patent/US9334841B1/en not_active Expired - Fee Related
-
2015
- 2015-10-07 DE DE102015117089.2A patent/DE102015117089A1/de active Pending
- 2015-10-16 CN CN201510667317.5A patent/CN105526021B/zh not_active Expired - Fee Related
Patent Citations (5)
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CN104011350A (zh) * | 2011-11-29 | 2014-08-27 | 通用电气公司 | 利用多种燃料的发动机及其相关方法 |
EP2604842A1 (en) * | 2011-12-15 | 2013-06-19 | Hyundai Motor Company | Diesel-gasoline dual fuel powered engine with fouling free clean EGR system |
EP2604841A1 (en) * | 2011-12-16 | 2013-06-19 | Hyundai Motor Company | Diesel-gasoline dual fuel powered combustion engine system provided with spark-assisted fouling free EGR system |
WO2013173069A1 (en) * | 2012-05-17 | 2013-11-21 | General Electric Company | Method and system for engine control |
CN105089826A (zh) * | 2014-05-06 | 2015-11-25 | 福特环球技术公司 | 用于改善高稀释发动机的运转的系统和方法 |
Also Published As
Publication number | Publication date |
---|---|
DE102015117089A1 (de) | 2016-04-21 |
US9334841B1 (en) | 2016-05-10 |
US20160108873A1 (en) | 2016-04-21 |
CN105526021A (zh) | 2016-04-27 |
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Granted publication date: 20200508 |