KR20080039509A - 내연기관의 제어장치 및 제어방법 - Google Patents
내연기관의 제어장치 및 제어방법 Download PDFInfo
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- KR20080039509A KR20080039509A KR1020087007061A KR20087007061A KR20080039509A KR 20080039509 A KR20080039509 A KR 20080039509A KR 1020087007061 A KR1020087007061 A KR 1020087007061A KR 20087007061 A KR20087007061 A KR 20087007061A KR 20080039509 A KR20080039509 A KR 20080039509A
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- Prior art keywords
- fuel injection
- control
- internal combustion
- combustion engine
- increase
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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
- F02D41/02—Circuit arrangements for generating control signals
- F02D41/04—Introducing corrections for particular operating conditions
- F02D41/06—Introducing corrections for particular operating conditions for engine starting or warming up
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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
- F02D41/02—Circuit arrangements for generating control signals
- F02D41/021—Introducing corrections for particular conditions exterior to the engine
- F02D41/0235—Introducing corrections for particular conditions exterior to the engine in relation with the state of the exhaust gas treating apparatus
- F02D41/024—Introducing corrections for particular conditions exterior to the engine in relation with the state of the exhaust gas treating apparatus to increase temperature of the exhaust gas treating apparatus
- F02D41/0255—Introducing corrections for particular conditions exterior to the engine in relation with the state of the exhaust gas treating apparatus to increase temperature of the exhaust gas treating apparatus to accelerate the warming-up of the exhaust gas treating apparatus at engine start
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- 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
- F02P5/1508—Digital data processing using one central computing unit with particular means during idling
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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
- F02D41/02—Circuit arrangements for generating control signals
- F02D41/04—Introducing corrections for particular operating conditions
- F02D41/08—Introducing corrections for particular operating conditions for idling
-
- 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
- F02D41/14—Introducing closed-loop corrections
- F02D41/1438—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor
- F02D41/1439—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor characterised by the position of the sensor
- F02D41/1441—Plural sensors
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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
- F02D41/02—Circuit arrangements for generating control signals
- F02D41/14—Introducing closed-loop corrections
- F02D41/1438—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor
- F02D41/1444—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor characterised by the characteristics of the combustion gases
- F02D41/1454—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor characterised by the characteristics of the combustion gases the characteristics being an oxygen content or concentration or the air-fuel ratio
-
- 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
- F02P5/05—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 mechanical means
- F02P5/14—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 mechanical means dependent on specific conditions other than engine speed or engine fluid pressure, e.g. temperature
- F02P5/142—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 mechanical means dependent on specific conditions other than engine speed or engine fluid pressure, e.g. temperature dependent on a combination of several specific conditions
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- 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
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- 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)
Abstract
Description
Claims (5)
- 배기시스템에 제공되어 내연기관으로부터의 배기의 촉매 변환을 위한 배기가스제어촉매가 충전된 촉매변환장치가 탑재된 내연기관을 제어하기 위한 내연기관의 제어장치에 있어서,상기 내연기관의 제어장치는 비워밍업(non-warm-up) 상태의 배기가스제어촉매로 상기 내연기관의 시동 이후 시동시(start-time)스로틀제어를 제1시기에 수행하되, 상기 시동시스로틀제어는 스로틀 개방도를 소정의 목표 개방도로 점진적으로 증가시키는 것을 시작하며,상기 내연기관의 제어장치는 상기 내연기관의 시동 이후에 시동시연료분사제어를 제2시기에 수행하되, 상기 시동시연료분사제어는 목표공연비를 달성하기 위해 특정 연료분사량으로부터 연료분사밸브의 연료분사량을 증가시키도록 연료분사량의 증량 보정을 개시하며,상기 시동시연료분사제어는 상기 스로틀 개방도를 소정의 목표 개방도로 증가시킨 이후에 상기 연료분사량의 증량 보정을 종료하는 것을 특징으로 하는 내연기관의 제어장치.
- 제1항에 있어서,상기 시동시연료분사제어는, 상기 스로틀 개방도를 소정의 목표 개방도로 증가시킨 이후 소정의 시간이 경과한 이후에 상기 연료분사량의 증량 보정을 종료하 는 것을 특징으로 하는 내연기관의 제어장치.
- 제1항에 있어서,상기 시동시스로틀제어는 상기 내연기관에 대한 출력 요건에 응답하여 취소되고,상기 시동시연료분사제어는, 상기 시동시스로틀개방도의 취소의 경우, 상기 내연기관의 시동 이후 소정의 시간이 경과한 후에 상기 연료분사량의 증량 보정을 종료하는 것을 특징으로 하는 내연기관의 제어장치.
- 배기시스템에 제공되어 내연기관으로부터의 배기의 촉매 변환을 위한 배기가스제어촉매가 충전된 촉매변환장치가 탑재된 내연기관을 제어하기 위한 내연기관의 제어방법에 있어서,상기 내연기관의 제어방법은, 비워밍업(non-warm-up) 상태의 배기가스제어촉매로 상기 내연기관의 시동 이후에 시동시(start-time)스로틀제어를 제1시기에 수행하되, 상기 시동시스로틀제어는 스로틀 개방도를 소정의 목표 개방도로 점진적으로 증가시키는 것을 시작하고,상기 내연기관의 제어방법은, 상기 내연기관의 시동 이후 시동시연료분사제어를 제2시기에 수행하며,상기 시동시연료분사제어는, 목표공연비를 달성하기 위해 특정 연료분사량으로부터 연료분사밸브의 연료분사량을 증가시키도록 연료분사량의 증량 보정을 개시 하고,상기 시동시연료분사제어는, 상기 스로틀 개방도를 소정의 목표 개방도로 증가시킨 이후에 상기 연료분사량의 증량 보정을 종료하는 것을 특징으로 하는 내연기관의 제어방법.
- 제4항에 있어서,상기 시동시스로틀제어는 상기 내연기관에 대한 출력 요건에 응답하여 취소되고,상기 시동시연료분사제어는, 상기 시동시스로틀개방도의 취소의 경우, 상기 내연기관의 시동 이후 소정의 시간이 경과한 후에 상기 연료분사량의 증량 보정을 종료하는 것을 특징으로 하는 내연기관의 제어방법.
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KR1020087007061A KR100877363B1 (ko) | 2008-03-24 | 2004-10-01 | 내연기관의 제어장치 및 제어방법 |
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KR1020087007061A KR100877363B1 (ko) | 2008-03-24 | 2004-10-01 | 내연기관의 제어장치 및 제어방법 |
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KR1020077007410A Division KR100830655B1 (ko) | 2007-03-30 | 2004-10-01 | 내연기관의 제어장치 및 제어방법 |
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KR20080039509A true KR20080039509A (ko) | 2008-05-07 |
KR100877363B1 KR100877363B1 (ko) | 2009-01-07 |
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JP2002089339A (ja) * | 2000-09-12 | 2002-03-27 | Toyota Motor Corp | 筒内噴射式火花点火内燃機関 |
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