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CRDI 디젤 자동차의 인젝터의 종류가 연비와 배기가스에 미치는 영향에 관한 연구 KCI 등재

Effect of Different Injectors on Fuel Efficiency and Exhaust Gas Emission in CRDI Diesel Vehicles

권도훈, 김철수
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한국기계항공기술학회지(구 한국기계기술학회지) (Journal of the Korean Society of Mechanical and Aviation Technology)
한국기계항공기술학회(구 한국기계기술학회) (Korean Society of Mechanical Technology)
초록

In this paper, we compare and analyze the injector defects of P-ENG and S-ENG with normal injectors by measuring current waveforms, voltage waveforms, exhaust gases and driving fuel economy. In the case of FTS failure, the S-ENG reduced the overall injection time by 3.7% and the main injection by 3.5% compared to the normal engines. In the case of AFS failure, the overall injection time increased by 45.7% and the main injection time increased by 24.1% compared to the normal engine. The rest data showed that fuel economy of S-ENG had 25.9% higher than P-ENG, NOX had 162.5% higher than that of P-ENG, and CO2 of S-ENG had 26.7% lower than P-ENG.

키워드
Injector supply power인젝터 공급 전력CRDI AFS커먼레일 공기유량센서CRDI FTS커먼레일 연료온도센서Exhaust gas배기가스Fuel economy연비CRDI diesel engine커먼레일 디젤엔진
저자
  • 권도훈(기아오토큐 신일공업사) | Do-Hun Kwon
  • 김철수(강릉원주대학교) | Chul-Soo Kim Corresponding Author