KR970075275A - Control method and device of internal combustion engine - Google Patents

Control method and device of internal combustion engine Download PDF

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Publication number
KR970075275A
KR970075275A KR1019970017408A KR19970017408A KR970075275A KR 970075275 A KR970075275 A KR 970075275A KR 1019970017408 A KR1019970017408 A KR 1019970017408A KR 19970017408 A KR19970017408 A KR 19970017408A KR 970075275 A KR970075275 A KR 970075275A
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South Korea
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flow rate
target
internal combustion
combustion engine
mass flow
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KR1019970017408A
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Korean (ko)
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KR100514565B1 (en
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빌트 에른스트
베닝거 니콜라우스
헤스 베르너
홍 장
Original Assignee
랄프 홀거 베렌스; 게오르그 뮐러
로베르트 보쉬 게엠베하
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Publication of KR100514565B1 publication Critical patent/KR100514565B1/en

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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
    • 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
    • F02D11/00—Arrangements for, or adaptations to, non-automatic engine control initiation means, e.g. operator initiated
    • F02D11/06—Arrangements for, or adaptations to, non-automatic engine control initiation means, e.g. operator initiated characterised by non-mechanical control linkages, e.g. fluid control linkages or by control linkages with power drive or assistance
    • F02D11/10—Arrangements for, or adaptations to, non-automatic engine control initiation means, e.g. operator initiated characterised by non-mechanical control linkages, e.g. fluid control linkages or by control linkages with power drive or assistance of the electric type
    • F02D11/105—Arrangements for, or adaptations to, non-automatic engine control initiation means, e.g. operator initiated characterised by non-mechanical control linkages, e.g. fluid control linkages or by control linkages with power drive or assistance of the electric type characterised by the function converting demand to actuation, e.g. a map indicating relations between an accelerator pedal position and throttle valve opening or target engine torque
    • 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
    • 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
    • F02D41/1497—With detection of the mechanical response 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
    • Y02T10/40—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)
  • Combined Controls Of Internal Combustion Engines (AREA)
  • Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)
  • Control Of Throttle Valves Provided In The Intake System Or In The Exhaust System (AREA)
  • Control Of Vehicle Engines Or Engines For Specific Uses (AREA)
  • Control Of Electric Motors In General (AREA)

Abstract

부하 변수, 특히 실린더 충전량에 대한 목표치를 내연 기관으로의 공기 공급량을 설정하기 위한 설정 신호로 변환하는 것을 최적화한다. 실린더 공기 충전량에 대한 목표치(rlsoll)가 블록(200)에 있어서 흡기관 압력에 대한 목표치(pssoll)으로 변환된다. 또 rlsoll은 블록(202)에 있어서 실제 충전치의 함수로서 흡기관 입구에 있어서의 목표 공기 질량 유량(mlpsoll)으로 변환된다. mlpsoll은 블록(204)에 있어서 흡기관 내의 압력 관계, 온도 관계, 및/또는 설정 장치(교축 밸브)에 의해 영향받지 않는 공기 질량을 유량을 고려하여 교축 밸브를 흐르는 용적 유량에 대한 목표치(mlpdk)로 변환된다. mlpdk는 소정의 특성 곡선(206)에 의해 교축 밸브의 각도 조절을 위한 목표치(wdksoll)로 변환된다.Optimize the conversion of the load parameters, in particular the target value for the cylinder charge, into a set signal for setting the air supply to the internal combustion engine. The target value rl soll for the cylinder air charge amount is converted to the target value ps soll for the intake pipe pressure in block 200. In addition, rl soll is converted to the target air mass flow rate mlp soll at the intake pipe inlet as a function of the actual filling value in block 202. mlp soll is the target value for the volumetric flow rate through the throttling valve (mlpdk) in block 204, taking into account the flow rate of the air relationship in the intake pipe, the temperature relationship, and / or the air mass not affected by the setting device (throttling valve). Is converted to). The mlpdk is converted into a target value (wdk soll ) for adjusting the angle of the throttling valve by the predetermined characteristic curve 206.

Description

내연 기관의 제어 방법 및 장치Control method and device of internal combustion engine

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음As this is a public information case, the full text was not included.

제3도는 목표 충전지를 교축 밸브에 대한 목표 각도로 변환하기 위한 기본 구성을 도시한 블록 회로도.3 is a block circuit diagram showing a basic configuration for converting a target rechargeable battery into a target angle with respect to an throttling valve.

Claims (11)

내연 기관의 회전 모멘트 또는 출력에 대한 목표치가 적어도 운전자의 희망을 기초로 하여 설정되고, 상기 운전자의 희망이 공기 공급량을 조절하는 설정 장치에 대한 목표 설정치로 변환되는 내연 기관의 제어방법에 있어서, 변환할 때, 상기 설정 장치에 의해 영향받지 않는 추가 운전 수단 유량의 영향에 대한 보정계수, 또는 흡기관 내의 압력 관계 및 온도 관계를 나타내는 보정 계수, 혹은 이들 쌍방의 보정 계수가 고려되는 것을 특징으로 하는 내연 기관의 제어 방법.In a control method of an internal combustion engine, a target value for the rotation moment or output of the internal combustion engine is set based on at least the driver's wishes, and the driver's desires are converted to a target set value for a setting device for adjusting the air supply amount. Wherein, a correction coefficient for the influence of the flow rate of the additional driving means not affected by the setting device, or a correction coefficient indicating a pressure relationship and a temperature relationship in the intake pipe, or both correction coefficients are considered. Method of control of the organ. 제1항에 있어서, 실린더로 유입하는 공기 질량 유량에 대한 목표 질량 유량치가 회전 모멘트 목표치 내지 출력 목표치로부터 유도되는 것을 특징으로 하는 내연 기관의 제어 방법.The control method of an internal combustion engine according to claim 1, wherein the target mass flow rate value for the air mass flow rate flowing into the cylinder is derived from a rotation moment target value or an output target value. 제1항 또는 제2항에 있어서, 회전 모멘트 목표치 내지 출력 목표치로부터 실린저 충전량에 대한 목표치가 형성되고, 이 실린더 충전량에 대한 목표치로부터 실린더로 유입하는 공기 질량 유량에 대한 공기 질량 유량 목표치가 유도되는 것을 특징으로 하는 내연 기관의 제어 방법.The target value for the cylinder filling amount is formed from the rotation moment target value or the output target value, and the air mass flow rate target value for the air mass flow rate flowing into the cylinder is derived from the target value for the cylinder filling amount. The control method of an internal combustion engine characterized by the above-mentioned. 제1항 내지 제3항 중 어느 한 항에 있어서, 공기 질량 유량 제어기 또는 충정량 제어기가 설치되고, 상기 공기 질량 유량 제어기 또는 충전량 제어기가 목표질량 유량 또는 목표 충정치로부터 대응하는 실제치를 기초로 하여 보정치를 형성하고, 상기 보정치가 상기 목표치로 연산되고, 이에 의해 흡기관 입구에 있어서의 목표질량 유량이 형성되는 것을 특징으로 하는 내연 기관의 제어 방법.The air mass flow rate controller or the fill amount controller is installed, and the air mass flow rate controller or the fill amount controller is based on a corresponding actual value from the target mass flow rate or the target fill value. A correction value is formed, and the correction value is calculated as the target value, whereby a target mass flow rate at the intake pipe inlet is formed. 제1항 내지 제4항 중 어느 한 항에 있어서, 상기 설정 장치에 있어서의 목표 공기 질량 유량을 형성하기 위해, 공기 흡기관 입구에 있어서의 목표 공기 질량 유량이 누설 공기 또는 탱크 통기 밸브의 공기 질량 유량 혹은 이들 쌍방과 같은 추가 공기 질량 유량에 의해 보정되는 것을 특징으로 하는 내연 기관의 제어 방법.5. The air mass of the leaking air or the tank vent valve according to claim 1, wherein the target air mass flow rate at the air intake pipe inlet is configured to form a target air mass flow rate in the setting device. A method of controlling an internal combustion engine, characterized in that it is corrected by a flow rate or an additional air mass flow rate such as both. 제1항 내지 제5항 어느 한 항에 있어서, 상기 설정 장치에 있어서, 목표 공기 질량 유량이 교축 밸브의 전후 압력비, 교축 밸브 전방의 압력 및 교축 밸브 전방의 공기 온도 중 1개 또는 이들 중 어느 것의 조합을 고려하여 목표 용적 유량으로 변환되는 것을 특징으로 하는 내연 기관의 제어 방법.The said setting apparatus WHEREIN: The target air mass flow volume is a 1st or 5th of any one of these, The target air mass flow volume is the front-rear pressure ratio of a throttle valve, the pressure in front of a throttle valve, and the air temperature in front of a throttle valve. A control method for an internal combustion engine, characterized in that the conversion to the target volume flow rate in consideration of the combination. 제1항 내지 제6항 중 어느 한 항에 있어서, 목표 용적 유량으로부터 소정의 특성 곡선에 의해 상기 설정 장치에 대한 목표 각도가 유도되는 것을 특징으로 하는 내연 기관의 제어 방법.The control method of an internal combustion engine according to any one of claims 1 to 6, wherein a target angle with respect to the setting device is derived from a target volume flow rate by a predetermined characteristic curve. 제1항 내지 제7항 중 어느 한 항에 있어서, 교축 밸브 후에 있어서의 흡기관내의 압력이 실린더의 공기질량 유량에 대한 목표치로부터 상기 실린더로 복귀되는 배기 가스 질량 유량을 고려하여 형성되는 것을 특징으로 하는 내연 기관의 제어 방법.The pressure in the intake pipe after the throttle valve is formed in consideration of the exhaust gas mass flow rate returned to the cylinder from a target value for the air mass flow rate of the cylinder. Control method of the internal combustion engine. 제1항 내지 제8항 중 어느 한 항에 있어서, 상기 설정 장치가 내연 기관으로의 공기 공급량을 조절하는 교축 밸브인 것을 특징으로 하는 내연 기관의 제어 방법.The control method for an internal combustion engine according to any one of claims 1 to 8, wherein the setting device is an throttling valve for adjusting an air supply amount to the internal combustion engine. 제1항 내지 제9항 중 어느 한 항에 있어서, 엔진 회전 속도의 함수로서 상기 내연 기관의 교축되어 있지않는 운전, 즉 전부하 운전에 대한 교축 밸브 각도가 설정되고, 상기 내연 기관의 제어를 위해 목표 교축 밸브 각도가 교축되어 있지 않은 운전에 대한 교축 밸브 각도보다 클 때, 교축되어 있지 않은 운전의 존재에 관한 정보가 유도되는 것을 특징으로 하는 내연 기관의 제어 방법.10. The method according to any one of claims 1 to 9, wherein the throttling valve angle for the non-throttled operation of the internal combustion engine, i.e. full load operation, is set as a function of engine rotational speed, for control of the internal combustion engine. And when the target throttling valve angle is greater than the throttling valve angle for the non-throttled operation, information on the presence of the non-throttled operation is derived. 내연 기관의 회전 모멘트 또는 출력에 대한 목표치를 적어도 운전자의 희망을 기초로 하여 형성하고, 상기 운전자의 희망을, 공기 공급량을 조절하는 설정 장치의 조절에 의해 실현시키는 제어 유닛을 구비하는 내연 기관의 제어 장치에 있어서, 상기 목표치로서, 흡기관 내의 압력 관계, 온도 관계, 및 상기 설정 장치에 의해 영향받지 않는 운전 수단 유량의 영향 중 1개 혹은 이들 중 어느 것의 조합에 따라서 상기 설정 장치에 대한 목표 설정치가 형성되는 것을 특징으로 하는 내연 기관의 제어 장치.Control of an internal combustion engine having a control unit which forms a target value for the rotational moment or output of the internal combustion engine on the basis of at least the driver's wishes and realizes the driver's desires by adjustment of a setting device that adjusts the air supply amount. In the apparatus, as the target value, the target set value for the setting device is set in accordance with one or a combination of any of the pressure relation in the intake pipe, the temperature relationship, and the influence of the driving means flow rate not affected by the setting device. Control device of an internal combustion engine, characterized in that formed. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019970017408A 1996-05-08 1997-05-07 Control method and apparatus of internal combustion engine KR100514565B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19618385A DE19618385B4 (en) 1996-05-08 1996-05-08 Method and device for controlling an internal combustion engine
DE19618385.5 1996-05-08

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KR970075275A true KR970075275A (en) 1997-12-10
KR100514565B1 KR100514565B1 (en) 2005-11-25

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JP (1) JPH1030469A (en)
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DE (1) DE19618385B4 (en)
FR (1) FR2748523B1 (en)
IT (1) IT1291659B1 (en)
SE (1) SE522299C2 (en)

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ITMI970966A0 (en) 1997-04-24
SE9701699L (en) 1997-11-09
IT1291659B1 (en) 1999-01-19
DE19618385B4 (en) 2008-01-17
ITMI970966A1 (en) 1998-10-24
JPH1030469A (en) 1998-02-03
FR2748523B1 (en) 2000-02-25
SE9701699D0 (en) 1997-05-06
DE19618385A1 (en) 1997-11-13
SE522299C2 (en) 2004-01-27
FR2748523A1 (en) 1997-11-14
KR100514565B1 (en) 2005-11-25

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