KR900010210A - How to increase acceleration of fuel injector - Google Patents

How to increase acceleration of fuel injector Download PDF

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Publication number
KR900010210A
KR900010210A KR1019890018011A KR890018011A KR900010210A KR 900010210 A KR900010210 A KR 900010210A KR 1019890018011 A KR1019890018011 A KR 1019890018011A KR 890018011 A KR890018011 A KR 890018011A KR 900010210 A KR900010210 A KR 900010210A
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KR
South Korea
Prior art keywords
engine
injection
acceleration
ulhm
rtiba
Prior art date
Application number
KR1019890018011A
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Korean (ko)
Inventor
로제나우 빌리
슈니어 하인쯔
Original Assignee
랄프 베렌스;게오르그 뮐러
로베르트 보쉬 게엠베하
Priority date (The priority date 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 date listed.)
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Application filed by 랄프 베렌스;게오르그 뮐러, 로베르트 보쉬 게엠베하 filed Critical 랄프 베렌스;게오르그 뮐러
Priority to KR1019890018011A priority Critical patent/KR900010210A/en
Publication of KR900010210A publication Critical patent/KR900010210A/en

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Abstract

내용 없음No content

Description

연료 분사장치의 가속도 증가방법How to increase acceleration of fuel injector

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

제1도는 가속도 증가(BA)를 달성하기 위한 공지된 한장치의 동작을 도시한 그래프도. 제2도는 본 발명에 따라 실시예의 동작을 도시한 그래프도. 제3도는 제2공지된 장치의 동작을 도시한 그래프도.1 is a graph showing the operation of a known Korean apparatus for achieving acceleration increase (BA). 2 is a graphical representation of the operation of an embodiment in accordance with the present invention. 3 is a graph showing the operation of the second known device.

Claims (2)

엔진의 흡입 매니포울드내로 연료를 분사하고 엔진 하중 조건에 독립하여 크랭크축 회전의 매 360°마다 여러개의 주기에 대해 열려지도록 된 다수 분사 밸브, 주 엔진 하중 조건 계산용 열선 공기량 감지기 및 엔진의 예정된 가속 상태가 검출될 때 분사 밸브의 특별한 동작에 의해 연료증가(BA)를 제공하기 위한 수단을 구비한 내연기관 연료 분사 장치의 가속도 증가 방법에 있어서, 가속도 증가 요구 검출에 따라, 하나 이상의 정상 분사(ti)가 그 다음×180°또는 360°크랭크축 회전동안 초기 분사(RTIBA)로 대체되고, 각 초기 분사의 길이(RTIBA)는 엔진 하중(TL)과는 무관하지만 가속도 증가 요구의 검출 순간에 사용되는 엔진 변수(VMOt, n, ULHM, △ULHM)에는 종속되며, 상기×180°또는 360°크랭크축 회전의 종료에 따라, 또는 엔진 하중에 근거한 정상적으로 계산된 분사 주기(ti)가 초기 분사 또는 분사(RTIBA)의 길이보다 클 경우, 정상적으로 계산된 값(ti)이 다시 채택되어 360°마다 사용되는 것을 특징으로 하는 연료 분사 장치의 가속도 증가 방법.Multiple injection valves to inject fuel into the engine's intake manifold and open every 360 ° of crankshaft rotation independent of engine load conditions, hot air flow detectors for calculating main engine load conditions, and the engine's predetermined A method of increasing the acceleration of an internal combustion engine fuel injector having means for providing fuel increase (BA) by means of a special operation of the injection valve when an acceleration condition is detected, the method comprising the steps of: ti) is replaced by the initial injection (RTIBA) during the next x 180 ° or 360 ° crankshaft rotation, and the length of each initial injection (RTIBA) is independent of the engine load T L but at the moment of detection of the acceleration increase request. engine variables used (V MOt, n, ULHM, △ ULHM) is dependent, and the × 180 ° or 360 ° according to the end of crankshaft rotation, or the normally calculated based on the engine load When the injection period (ti) is greater than the length of the initial injection or injection (RTIBA), the value (ti) is employed to recalculate normally increase the acceleration of the fuel injector, it characterized in that it is used for each 360 ° method. 제1항에 있어서, 엔진속도 n, 열선전압 ULHM 및 열선 전압의 변화량△ULHM의 "하중 치환 변수"에는 물론 엔진 온도에 종속하는 초기 분사 또는 분사(RTIBA)의 길이가 축적된 순람표(look-up tables)로 부터 결정되는 것을 특징으로 하는 연료 분사 장치의 가속도 증가방법.The look-up table of claim 1, wherein the engine speed n, the hot wire voltage ULHM, and the "load substitution variable" of the change amount? ULHM of the hot wire voltage, as well as the length of the initial injection or RTIBA depending on the engine temperature are accumulated. up tables), wherein the acceleration of the fuel injector is determined. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019890018011A 1988-12-09 1989-12-06 How to increase acceleration of fuel injector KR900010210A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1019890018011A KR900010210A (en) 1988-12-09 1989-12-06 How to increase acceleration of fuel injector

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EPEP88/01131 1988-12-09
KR1019890018011A KR900010210A (en) 1988-12-09 1989-12-06 How to increase acceleration of fuel injector

Publications (1)

Publication Number Publication Date
KR900010210A true KR900010210A (en) 1990-07-06

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Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019890018011A KR900010210A (en) 1988-12-09 1989-12-06 How to increase acceleration of fuel injector

Country Status (1)

Country Link
KR (1) KR900010210A (en)

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