KR960011075A - Apparatus and method for controlling injection amount and injection timing according to operation state of injection nozzle - Google Patents

Apparatus and method for controlling injection amount and injection timing according to operation state of injection nozzle Download PDF

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Publication number
KR960011075A
KR960011075A KR1019940022014A KR19940022014A KR960011075A KR 960011075 A KR960011075 A KR 960011075A KR 1019940022014 A KR1019940022014 A KR 1019940022014A KR 19940022014 A KR19940022014 A KR 19940022014A KR 960011075 A KR960011075 A KR 960011075A
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South Korea
Prior art keywords
injection
fuel
injection nozzle
operation state
amount
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KR1019940022014A
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Korean (ko)
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유성일
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전성원
현대자동차 주식회사
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Priority to KR1019940022014A priority Critical patent/KR960011075A/en
Publication of KR960011075A publication Critical patent/KR960011075A/en

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Abstract

분사노즐의 동작상태만을 감지하여 연료의 분사시기와 분사량의 보정동작을 실행할 수 있도록 하여 디젤엔진의 연료 분사동작을 제어할 수 있도록 하는 분사노즐의 동작상태에 따른 분사량과 분사시기 제어장치 및 그 방법을 제공하기 위하여, 분사노즐에 형성되어 있는 니들밸브의 동작상태를 감지하여 해당하는 신호를 출력하는 분사노즐 동작상태 감지수단과; 상기 니들밸브의 동작정도를 감지하여 해당하는 신호를 출력하는 분사노즐 위치감지수단과; 상기 분사노즐 동작상태 감지수단과 분사노즐 위치 감지수단과 연결되어, 자동차의 주행상태에 따라 연료의 분사시기와 연료의 분사량을 산출하고, 상기 분사노즐 동자가상태 감지수단에서 인가되는 신호와 분사노즐 위치 감지수단에서 인가되는 신호를 이용하여 전상태에서의 분사시기와 연료 분사량을 판단하여 산출된 연료의 분사시기와 분사량을 보정하고, 연료의 분사동작을 위한 제어신호를 출력하는 엔진 제어수단과; 상기 엔진 제어수단에서 인가되는 제어신호에 따라 동작상태가 가변되어 설정되는 시간동안 연료의 분사동작을 실행하는 분사 노즐부와; 상기 엔진 제어수단에서 인가되는 제어신호를 따라 동작상태가 가변되어 상기 분사노즐부를 통해 분사되는 연료량을 분사노즐부로 압출하는 연료펌프로 이루어져 있다.Apparatus and method for controlling the injection amount and injection timing according to the operation state of the injection nozzle to detect the operation state of the injection nozzle and to control the fuel injection operation of the diesel engine by performing the correction operation of the injection time and injection amount of the fuel. In order to provide, the injection nozzle operation state detection means for detecting the operation state of the needle valve formed in the injection nozzle and outputs a corresponding signal; Injection nozzle position sensing means for sensing an operation degree of the needle valve and outputting a corresponding signal; It is connected to the injection nozzle operation state detection means and the injection nozzle position detection means, and calculates the injection timing of the fuel and the injection amount of the fuel in accordance with the driving state of the vehicle, and the signal and injection nozzle applied by the injection nozzle pupil state detection means Engine control means for correcting the injection timing and injection amount of the fuel calculated by determining the injection timing and the fuel injection amount in all states using the signal applied from the position sensing means, and outputting a control signal for the fuel injection operation; An injection nozzle unit which executes an injection operation of fuel for a set time in which an operation state is changed according to a control signal applied from the engine control means; The operation state is changed in accordance with a control signal applied from the engine control means is composed of a fuel pump for extruding the amount of fuel injected through the injection nozzle unit to the injection nozzle unit.

Description

분사노즐의 동작상태에 따른 분사량고 분사사기 제어장치 및 그 방법Apparatus and method for controlling spray gun height according to the operating state of spray nozzle

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

제1도는 이 발명의 실시예에 따른 분사노즐의동작상태에 따른 분사량과 분사시기 제어장치의 블럭도,1 is a block diagram of the injection amount and injection timing control device according to the operating state of the injection nozzle according to the embodiment of the present invention,

제2도는 이 발명의 실시예에 따른 분사노즐의 동작상태에 따른 분사랑과 분사시기 제어방법의 동작 순서도이다.2 is a flowchart illustrating a method of controlling a spray nozzle and a spray timing according to an operating state of a spray nozzle according to an exemplary embodiment of the present invention.

Claims (3)

분사노즐에 형성되어 있는 니들밸브의 동작상태를 감지하여 해당하는 신호를 출력하는 분사노즐 동작상태 감지수단과; 상기 니들밸브의 동작정도를 감지하여 해당하는 신호를 출력하는 분사노즐 위치감지수단과; 상기 분사노즐 동작상태 감지수단과 분사노즐 위치 감지수단과 연결되어, 자동차의 주행상태에 따라 연료의 분사시기와 연료의 분사량을 산출하고, 상기 분사노즐 동작상태 감지수단에서 인가되는 신호와 분사노즐 위치 감지수단에서 인가되는 신호를 이용하여 전상태에서의 분사시기와 연료 분사량을 판단하여 산출된 연료의 분사시기와 분사량을 보정하고, 연료의 분사동작을 위한 제어신호를 출력하는 엔진 제어수단과; 상기 엔진 제어수단에서 인가되는 제어신호에 따라 동작상태가 가변되어 설정되는 시간동안 연료의 분사동작을 실행하는 분사 노즐부와; 상기 엔진 제어수단에서 인가되는 제어신호를 따라 동작상태가 가변되어 상기 분사노즐부를 통해 분사되는 연료량을 분사노즐부로 압출하는 연료펌프로 이루어져 있는 것을 특징으로 하는 분사노즐의 동작상태에 따른 분사량과 분사시기 제어장치.Injection nozzle operation state detection means for detecting an operation state of a needle valve formed in the injection nozzle and outputting a corresponding signal; Injection nozzle position sensing means for sensing an operation degree of the needle valve and outputting a corresponding signal; It is connected to the injection nozzle operation state detection means and the injection nozzle position detection means, and calculates the injection timing and fuel injection amount of the fuel in accordance with the driving state of the vehicle, the signal and injection nozzle position applied from the injection nozzle operation state detection means Engine control means for determining the injection timing and the injection amount of the fuel calculated by determining the injection timing and the fuel injection amount in all states using the signal applied from the detection means, and outputting a control signal for the fuel injection operation; An injection nozzle unit which executes an injection operation of fuel for a set time in which an operation state is changed according to a control signal applied from the engine control means; The injection state and the injection timing according to the operation state of the injection nozzle, characterized in that the operation state is changed in accordance with the control signal applied from the engine control means, the fuel pump for extruding the amount of fuel injected through the injection nozzle unit to the injection nozzle unit Control unit. 제1항에 있어서, 자동차의 주행상태에 따라 목표 분사기기와 연료의 부사량을 산출하기 위하여, 엔진의회전속도에 따라 가변되는 엔진회전수 감지수단과; 스로틀 밸브의 개도정도에 따라 출력신호가 가변되는 스로틀 밸브 개도 감지수단을 더 포함하여 이루어져 있는 것을 특징으로 하는 분사노즐의 동작상태에 따른 분사량과 분사기기 제어장치.According to claim 1, Engine speed detection means for varying in accordance with the rotational speed of the engine in order to calculate the injection amount of the target injector and fuel in accordance with the driving state of the vehicle; The injection amount and the injector control device according to the operating state of the injection nozzle, characterized in that it further comprises a throttle valve opening degree detection means that the output signal is variable according to the opening degree of the throttle valve. 자동차의 주행상태에 따라 목표 분사시기와 연료의 분사량을 산출하는 단계와; 분사노즐 동작상태 감지수단과 분사노즐 위치 감지수단에서 인가되는 신호를 판독하여, 전 상태에서의 분사시기와 연료의 분사량을 판단하는 단계와; 설정된 목표 분사시기와 연료의 분사량을 전 상태의 분사시기와 연료의 분사량에 따라 보정하는 단계와; 보정된 분사시기와 연료의 분사량에 따라 상기 분사노즐부와 연료펌프의 동작을 제어하는 제어신호를출력하는 단계로 이루어져 있는 것을 특징으로 하는 분사노즐의 동작상태에 따른 분사량과 분사시기 제어방법.Calculating a target injection timing and a fuel injection amount according to a driving state of the vehicle; Reading signals applied from the injection nozzle operation state detecting means and the injection nozzle position detecting means to determine the injection timing and the injection amount of the fuel in all states; Correcting the set target injection timing and the injection amount of the fuel according to the injection timing and the injection amount of the fuel in all states; And outputting a control signal for controlling the operation of the injection nozzle unit and the fuel pump in accordance with the corrected injection timing and the injection amount of the fuel. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019940022014A 1994-09-01 1994-09-01 Apparatus and method for controlling injection amount and injection timing according to operation state of injection nozzle KR960011075A (en)

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KR1019940022014A KR960011075A (en) 1994-09-01 1994-09-01 Apparatus and method for controlling injection amount and injection timing according to operation state of injection nozzle

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100411118B1 (en) * 2001-09-11 2003-12-18 현대자동차주식회사 Method For Engine Controlling Of Diesel Vehicle
KR100412722B1 (en) * 2001-10-30 2003-12-31 현대자동차주식회사 System for controlling quantity of fuel injecting for diesel engine
KR101218166B1 (en) * 2012-06-11 2013-01-03 김용술 Apparatus for shutting off rain and sand inflow into storm overflow chamber having malodor remover including an auto controll module
KR20150075496A (en) * 2013-12-26 2015-07-06 주식회사 포스코 Ultrasonic testing device for detecting defect of steel plate

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100411118B1 (en) * 2001-09-11 2003-12-18 현대자동차주식회사 Method For Engine Controlling Of Diesel Vehicle
KR100412722B1 (en) * 2001-10-30 2003-12-31 현대자동차주식회사 System for controlling quantity of fuel injecting for diesel engine
KR101218166B1 (en) * 2012-06-11 2013-01-03 김용술 Apparatus for shutting off rain and sand inflow into storm overflow chamber having malodor remover including an auto controll module
KR20150075496A (en) * 2013-12-26 2015-07-06 주식회사 포스코 Ultrasonic testing device for detecting defect of steel plate

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