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超音波 燃料供給裝置를 사용한 EFI 自動車의 性能向上에 관한 연구
최두석(D.S.Choi),이방희(B.H.Lee),오동진(D.J.Oh),권택수(T.S.Kwon),류정인(J.I.Ryu) 한국자동차공학회 1992 한국자동차공학회 춘 추계 학술대회 논문집 Vol.1992 No.11
This paper describes briefly the effect of ultrasonic fuel supply device on the performance of four stroke cycle gasoline engine. Experiments were carried out to clarify the effect of ultrasonic fuel supply device on the engine output, traveling fuel consumption ratio, exhaust emissions. Attaching the ultrasonic fuel supply device to the conventional injector of the gasoline engine, engine output and traveling fuel consumption ratio, exhaust emissions were improved.
정명진(M.J.Jeong),조성철(S.C.Cho),이방희(B.H.Lee),류정인(J.I.Ryu) 한국자동차공학회 1993 한국자동차공학회 춘 추계 학술대회 논문집 Vol.- No.-
This paper describes briefly the effect of ultrasonic vibratuin on the ccmbustion performance of low grade fuel oil in the diesel engine. Experiments were carried out to clarify the effect of ultrasonic vibration on the ignition delay of fuel, max. rate of prsssure rise, rate of heat release , brake themal efficiency, smoke emissions of engine.<br/> <br/> The results are obtained as follows:<br/> 1.The ultrasonic vibration of low grade fuel oil results in the reduction in ignition delay of<br/> fuel, the decrease of the max. rate of pressure rise of engine.<br/> 2.The ultrasonic vibration of low grade fuel oil results in the decrease of fuel consumption<br/> rate, the improvement of brake thermal efficiency of engine.<br/> 3.The ultrasonic vibration of low grade fuel oil results in the decrease of smoke emissions of<br/> engine.<br/>