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채재우(J.O.Chae),이상만(S.M.Lee),황재원(J.W.Hwang),양이진(I.J.Yang),장석채(S.C.Chang),갈한주(H.J.Kal),정영식(Y.S.Jeong),A.A.Martychenko(A.A.Martychenko),Balin Andrei(Balin Andrei) 한국자동차공학회 1997 한국자동차공학회 춘 추계 학술대회 논문집 Vol.1997 No.6_1
A very fast solenoid valve has been developed to modulate the pressure of fuel pressure in the injection system of a D.I. Diesel engine. The working process of solenoid has been analyzed and calculated for each characteristic period. The modulated pressure by solenoid valve varies needle lifting process and therefore cause different injection rate. An investigation into the application of electronically controlled solenoid valve to reduce emissions of NOx and soot has been carried out in both conventional and newly designed solenoid valve actuated injection system. Conventional and electronically controlled comparisons of emission products were made under 1500 rpm engine speed, 3/4 load conditions. The outlook for the use of electronically controlled fuel injection technology is described in the light of the results obtained.<br/>