This paper reports test work conducted on a family of medium swirl, direct injection diesel engines in the 50-200 hp range, typical of those used in FCIM equipment. An analysis of emissions reporting techniques is discussed, including a comparison of on-highway and agricultural weighting factors for the 13 mode cycle. Naturally aspirated, turbocharged, and turbocharged-intercooled versions of a basic engine family are compared, along with possible emissions reductions by exhaust gas recirculation on a naturally aspirated engine and retarded injection timing on turbocharged engines. The increase in fuel cost for NO2 reduction by retarded timing is presented.
Exhaust Emission Control in Medium Swirl Rate Direct Injection Diesel Engines
Sae Technical Papers
National Farm, Construction, Industrial Machinery, Powerplant Meeting ; 1972
1972-02-01
Aufsatz (Konferenz)
Englisch
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