KR970044710A - Throttle valve opening amount learning control device for idle determination and its method - Google Patents

Throttle valve opening amount learning control device for idle determination and its method Download PDF

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Publication number
KR970044710A
KR970044710A KR1019950066786A KR19950066786A KR970044710A KR 970044710 A KR970044710 A KR 970044710A KR 1019950066786 A KR1019950066786 A KR 1019950066786A KR 19950066786 A KR19950066786 A KR 19950066786A KR 970044710 A KR970044710 A KR 970044710A
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South Korea
Prior art keywords
state
throttle valve
idle
opening amount
engine
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KR1019950066786A
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Korean (ko)
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KR100302295B1 (en
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이진구
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전성원
현대자동차 주식회사
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Publication of KR100302295B1 publication Critical patent/KR100302295B1/en

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    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02DCONTROLLING COMBUSTION ENGINES
    • F02D9/00Controlling engines by throttling air or fuel-and-air induction conduits or exhaust conduits
    • F02D9/02Controlling engines by throttling air or fuel-and-air induction conduits or exhaust conduits concerning induction conduits
    • 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
    • F02D41/02Circuit arrangements for generating control signals
    • F02D41/021Introducing corrections for particular conditions exterior to the engine
    • F02D41/0215Introducing corrections for particular conditions exterior to the engine in relation with elements of the transmission
    • F02D41/0225Introducing corrections for particular conditions exterior to the engine in relation with elements of the transmission in relation with the gear ratio or shift lever position
    • 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
    • F02D41/02Circuit arrangements for generating control signals
    • F02D41/04Introducing corrections for particular operating conditions
    • F02D41/08Introducing corrections for particular operating conditions for idling
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02DCONTROLLING COMBUSTION ENGINES
    • F02D9/00Controlling engines by throttling air or fuel-and-air induction conduits or exhaust conduits
    • F02D9/02Controlling engines by throttling air or fuel-and-air induction conduits or exhaust conduits concerning induction conduits
    • F02D2009/0201Arrangements; Control features; Details thereof
    • F02D2009/0223Cooling water temperature
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02DCONTROLLING COMBUSTION ENGINES
    • F02D2200/00Input parameters for engine control
    • F02D2200/02Input parameters for engine control the parameters being related to the engine
    • F02D2200/04Engine intake system parameters
    • F02D2200/0404Throttle position

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)
  • Combined Controls Of Internal Combustion Engines (AREA)

Abstract

스로틀 밸브의 개도 정도를 이용하여 엔진의 아이들 상태를 판정할 경우 아이들 판정을 위한 아이들 학습치를 스로틀 밸브의 작동 상태에 따라 보정하여 정확한 아이들 판정을 판정할 수 있도록 하는 아이들 판정을 위한 스로틀 밸브 개도량 학습 제어 장치 및 그 방법을 제공하기 위하여, 가속 페달의 작동 상태에 따라 작동 상태가 변화하는 스로틀 밸브의 개도 정도에 따라 출력되는 전기 신호의 상태가 변화하는 스로틀 포지션 감지 수단과; 엔진의 냉각수 온도에 따라 내부 저항값이 변화하여 출력되는 전기 신호의 상태가 변화하는 냉각수 온도 감지 수단과; 변속 레버의 위치에 따라 동작 상태가 변화하여 출력되는 전기 신호의 상태가 변화하는 흡입 공기량 감지 수단과; 엔진의 회전속도에 따라 회전 상태가 변화하는 크랭크 축의 상태에 따라 출력되는 전기 신호의 상태가 변화하는 엔진 회전수 감지 수단과; 상기 감지 수단에서 출력되는 신호를 판독하여 자동차의 상태가 아이들 상태일 경우, 스로틀 밸브의 개도량을 판정하여 이미 설정되어 있는 아이들 판정을 위한 스로틀 밸브의 개도량에 해당 학습치를 재설정하는 엔진 제어 수단을 포함하여 이루어져 있다.When the idle state of the engine is determined using the degree of opening of the throttle valve, the idle learning value for idle determination is corrected according to the operating state of the throttle valve, so that the throttle valve opening amount learning for idle determination can be determined. To provide a control device and a method therein, Throttle position sensing means for changing the state of the output electrical signal in accordance with the degree of opening of the throttle valve in which the operating state changes in accordance with the operating state of the accelerator pedal; Coolant temperature sensing means for changing a state of an electrical signal output by changing an internal resistance value according to a coolant temperature of an engine; Intake air amount detecting means for changing a state of an electrical signal output by changing an operation state according to a position of a shift lever; Engine speed detection means for changing a state of an electrical signal output in accordance with a state of a crankshaft whose rotational state changes in accordance with the rotational speed of the engine; An engine control means for reading the signal output from the sensing means to determine the opening amount of the throttle valve and resetting the corresponding learning value to the opening amount of the throttle valve for determination of idleness, when the vehicle is in the idle state; Consists of including.

Description

아이들 판정을 위한 스로틀 밸브 개도량 학습제어장치 및 그 방법Throttle valve opening amount learning control device for idle determination and its method

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음Since this is an open matter, no full text was included.

제1도는 이 발명의 실시예에 따른 아이들 판정을 위한 스로틀 밸브 개도량 학습제어 장치의 블럭도이고,1 is a block diagram of a throttle valve opening amount learning control apparatus for idle determination according to an embodiment of the present invention,

제2도는 이 발명의 실시예에 따른 아이들 판정을 위한 스로틀 밸브 개도량 학습 제어 방법의 동작 순서도이다.2 is an operation flowchart of a throttle valve opening amount learning control method for idle determination according to an embodiment of the present invention.

Claims (5)

가속 페달의 작동 상태에 따라 작동 상태가 변화하는 스로틀 밸브의 개도 정도에 따라 출력되는 전기 신호의 상태가 변화하는 스로틀 포지션 감지 수단과; 엔진의 냉각수 온도에 따라 내부 저항값이 변화하여 출력되는 전기 신호의 상태가 변화하는 냉각수 온도 감지 수단과; 변속 레버의 위치에 따라 동작 상태가 변화하여 출력되는 전기 신호의 상태가 변화하는 변속 레버 위치 감지 수단과; 엔진의 연소실로 흡입되는 공기량에 따라출력되는 전기 신호의 상태가 변화하는 흡입 공기량 감지 수단과; 엔진의 회전속도에 따라 회전 상태가 변화하는 크랭크 축의 상태에 따라 출력되는 전기 신호의 상태가 변화하는 엔진 회전수 감지 수단과; 상기 감지 수단에서 출력되는 신호를 판독하여 자동차의 상태가 아이들 상태일 경우, 스로틀 밸브의 개도량을 판정하여 이미 설정되어 있는 아이들 판정을 위한 스로틀 밸브의 개도량에 해당 학습치를 재설정하는 엔진 제어 수단을 포함하여 이루어져 있는 것을 특징으로 하는 아이들 판정을 위한 스로틀 밸브 개도량 학습 제어 장치.Throttle position detecting means for changing a state of an electrical signal output according to an opening degree of a throttle valve whose operating state changes according to an operating state of the accelerator pedal; Coolant temperature sensing means for changing a state of an electrical signal output by changing an internal resistance value according to a coolant temperature of an engine; Shift lever position detecting means for changing a state of an electrical signal output by changing an operation state according to a position of a shift lever; Intake air amount detecting means for changing a state of an electrical signal output according to the amount of air sucked into the combustion chamber of the engine; Engine speed detection means for changing a state of an electrical signal output in accordance with a state of a crankshaft whose rotational state changes in accordance with the rotational speed of the engine; An engine control means for reading the signal output from the sensing means to determine the opening amount of the throttle valve and resetting the corresponding learning value to the opening amount of the throttle valve for determination of idleness, when the vehicle is in the idle state; Throttle valve opening degree learning control device for idle determination, characterized in that it comprises a. 제1항에 있어서, 상기 엔진 제어 수단은, 엔진의 냉각수 온도가 설정 온도 이상이고, 엔진의 제어 상태가 아이들 피드백 제어 상태이고 변속 레버의 위치가 중립단이나 파킹단에 위치하고 아이들 제어를 위한 목표 회전수가 설정 회전수 보다 작을 경우 자동차의 상태를 아이들 상태로 판정하는 것을 특징으로 하는 아이들 판정을 위한 스로틀 밸브 개도량 학습 제어 장치.The engine control means of claim 1, wherein the engine coolant temperature is equal to or higher than a predetermined temperature, the engine control state is an idle feedback control state, and the shift lever is positioned at a neutral end or a parking end, and a target rotation for idle control is performed. The throttle valve opening degree learning control apparatus for idling determination characterized by determining the state of a motor vehicle as an idling state, when the number is smaller than a set rotation speed. 제1항에 있어서, 상기 엔진 제어 수단은, 자동차의 상태가 아이들 상태이고, 스로틀 밸브의 개도량이 이미 설정되어 있는 학습치의 개도량보다 설정 범위를 초과하지 않을 정도로 크고, 흡입되는 공기량과 엔진의 회전수가 설정값보다 클 경우, 아이들 판정을 위한 스로틀 밸브의 개도량의 학습치를 증량시키는 것을 특징으로 하는 아이들 판정을 위한 스로틀 밸브 개도량 학습 제어 장치.The engine control means according to claim 1, wherein the engine control means has a state in which the vehicle is in an idle state, and the opening amount of the throttle valve is larger than the opening amount of the learning value already set, and the amount of air sucked in and rotation of the engine If the number is larger than the set value, the learning value of the opening amount of the throttle valve for idle determination is increased. The throttle valve opening amount learning control apparatus for idle determination characterized by the above-mentioned. 제1항에 있어서, 상기 엔진 제어 수단은, 자동차의 상태가 아이들 상태이고, 스로틀 밸브의 개도량이 설정된 최소값보다 작을 경우, 아이들 판정을 위한 스로틀 밸브의 개도량 학습치를 감량시키는 것을 특징으로 하는 아이들 판정을 위한 스로틀 밸브 개도량 학습 제어 장치.The idle determination according to claim 1, wherein the engine control means reduces the opening amount learning value of the throttle valve for idle determination when the state of the vehicle is the idle state and the opening amount of the throttle valve is smaller than the set minimum value. Throttle Valve Open Learning Learning Control System 스로틀 포지션 감지 수단과 냉각수 온도 감지 수단과 변속 레버 위치 감지 수단에서 출력되는 신호를 판독하여, 자동차의 상태가 아이들 상태인지를 판단하는 단계와; 자동차의 상태가 아이들 상태일 경우, 스로틀 밸브의 개도량이 이미 설정되어 있는 학습치의 개도량보다 설정 범위를 초과하지 않을 정도로 큰지를 판단하는 단계와; 스로틀 밸브의 개도량이 설정 범위를 초과하지 않을 정도 학습치보다 클 경우, 흡입되는 공기량과 엔진의 회전수가 설정값보다 큰지를 판단하는 단계와; 판단된 흡입되는 공기량과 엔진의 회전수가 설정값보다 클 경우 아이들 판정을 위한 스로틀 밸브의 개도량의 학습치를 증량시키는 단계와; 자동차의 상태가 아이들 상태이고, 스로틀 밸브의 개도량이 설정된 최소값보다 작은지를 판단하는 단계와; 스로틀 밸브의 개도량이 설정된 최소값보다 작을 경우, 아이들 판정을 위한 스로틀 밸브의 개도량의 학습치를 감량시키는 단계를 포함하여 이루어져 있는 것을 특징으로 하는 아이들 판정을 위한 스로틀 밸브 개도량 학습 제어 방법.Reading signals output from the throttle position detecting means, the coolant temperature sensing means, and the shift lever position detecting means to determine whether the state of the vehicle is in an idle state; Determining whether the opening amount of the throttle valve is greater than the opening amount of the learning value which is already set when the state of the vehicle is in the idle state, so as not to exceed the setting range; When the opening amount of the throttle valve is larger than the learning value so as not to exceed the setting range, determining whether the amount of air sucked in and the rotation speed of the engine are larger than the setting value; Increasing the learning value of the opening amount of the throttle valve for idle determination when the determined amount of intake air and the engine speed are larger than the set value; Determining whether the state of the vehicle is an idle state and the opening amount of the throttle valve is smaller than a set minimum value; And reducing the learning value of the opening amount of the throttle valve for idle determination when the opening amount of the throttle valve is smaller than the set minimum value.
KR1019950066786A 1995-12-29 1995-12-29 Device and method for learning control of throttle valve opening for idle decision KR100302295B1 (en)

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KR1019950066786A KR100302295B1 (en) 1995-12-29 1995-12-29 Device and method for learning control of throttle valve opening for idle decision

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KR1019950066786A KR100302295B1 (en) 1995-12-29 1995-12-29 Device and method for learning control of throttle valve opening for idle decision

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100369174B1 (en) * 2000-10-30 2003-01-24 현대자동차주식회사 Method for error correction of idle decision for car
KR100507070B1 (en) * 2002-06-28 2005-08-08 현대자동차주식회사 Throttle valve position sensor learning method
CN110671221A (en) * 2019-09-30 2020-01-10 肖红 Engine control system

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20020040334A (en) * 2000-11-24 2002-05-30 이계안 Method for re-learning clip-values learned in vehicle
KR20030026728A (en) * 2001-09-28 2003-04-03 현대자동차주식회사 Method for throttle valve controlling of engine in vehicle

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63106349A (en) * 1986-10-24 1988-05-11 Honda Motor Co Ltd Idling speed control device for internal combustion engine

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100369174B1 (en) * 2000-10-30 2003-01-24 현대자동차주식회사 Method for error correction of idle decision for car
KR100507070B1 (en) * 2002-06-28 2005-08-08 현대자동차주식회사 Throttle valve position sensor learning method
CN110671221A (en) * 2019-09-30 2020-01-10 肖红 Engine control system

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