CONSTRUCTION MACHINE HAVING A APPARATUS FOR PREVENTING WHITE PLUME AND METHOD THEREOF

The present invention provides a construction machine and a method for preventing white plume of the construction machine, wherein the construction machine comprises: an engine; a coolant sensor measuring a temperature of cooling water flowing in the engine; an engine control unit controlling the en...

Ausführliche Beschreibung

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Bibliographische Detailangaben
1. Verfasser: JANG, JEONG KWON
Format: Patent
Sprache:eng ; kor
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Beschreibung
Zusammenfassung:The present invention provides a construction machine and a method for preventing white plume of the construction machine, wherein the construction machine comprises: an engine; a coolant sensor measuring a temperature of cooling water flowing in the engine; an engine control unit controlling the engine; an operation unit generating a signal to operate RPM of the engine; and a vehicle control unit connected to the engine, the coolant sensor, the engine control unit, or the operation unit, and receiving a temperature of cooling water measured by the coolant sensor to transmit a signal to restrict RPM of the engine ordered by the operation unit within an engine RPM range at a predetermined cooling water temperature to the engine control unit. 본 발명은, 엔진; 상기 엔진에 유동하는 냉각수의 온도를 측정하는 쿨런트센서; 상기 엔진을 제어하는 엔진제어유닛; 상기 엔진의 rpm을 조작하는 신호를 생성하는 조작부; 및 상기 엔진, 쿨런트센서, 엔진제어유닛 또는 조작부와 연계되며, 상기 쿨런트센서로써 측정된 냉각수 온도를 전달받아서 기설정된 냉각수 온도별 엔진rpm 범위내로 상기 조작부에 의해 지령된 엔진의 rpm을 제한하는 신호를 상기 엔진제어유닛에 전달하는 차량제어유닛;을 포함하는 건설기계 및 이러한 내용을 포함하는 건설기계의 백연 발생 방지 방법을 제안한다.