SYSTEMS AND METHODS FOR ESTIMATING FUEL QUALITY IN AN ENGINE

Disclosed by the present invention are a system and a method to monitor and control a combustion engine. The system according to an embodiment of the present invention includes a controller which: controls the operation of a combustion engine; receives a signal from at least one knock sensor combine...

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Bibliographische Detailangaben
Hauptverfasser: MANN SCOTT K, SPAULDING DENNIS JOHN, BIZUB JEFFREY JACOB
Format: Patent
Sprache:eng ; kor
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Beschreibung
Zusammenfassung:Disclosed by the present invention are a system and a method to monitor and control a combustion engine. The system according to an embodiment of the present invention includes a controller which: controls the operation of a combustion engine; receives a signal from at least one knock sensor combined with the combustion engine; determines a knock margin value from the signal; and estimates a quality value of fuel sprayed to the combustion engine at least based on a comparison between the knock margin value and a laboratory performance data set. 여기에 개시된 본 발명은 연소 기관을 모니터링 및 제어하는 시스템 및 방법에 관한 것이다. 일 실시예에 있어서, 시스템은, 연소 기관의 작동을 제어하고, 연소 기관에 결합된 적어도 하나의 노크 센서(knock sensor)로부터의 신호를 수신하고, 신호로부터의 노크 마진 값(knock margin value)을 결정하고, 적어도 노크 마진 값과 실험실 성능 데이터 세트(laboratory performance data set) 사이의 비교에 기초하여 내연 기관으로 분사된 연료의 연료 품질 값을 추산하도록 구성된 제어기를 포함한다.