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U.S. Department of Energy
Office of Scientific and Technical Information

Investigation of the performance of a heavy duty diesel truck engine operating on low cetane diesel fuel

Conference ·
OSTI ID:5859752

Six fuels were blended to represent current and potential future quality Canadian diesel fuels, as defined by the Canadian General Standards Board. Steady state Caterpillar 3406 engine tests on these fuels showed that engine conditions, such as RPM and torque, have more influence than fuel quality on ignition delay and gaseous emissions. For example, increased cetane from 36 to 43 only slightly reduced nitrogen oxide emissions, while smoke, hydrocarbon and carbon monoxide emissions were unaffected. Ignition-improved and natural fuels of similar cetane and volatility provided equivalent cold starting performance and exhaust emissions.

OSTI ID:
5859752
Report Number(s):
CONF-8810120-
Country of Publication:
United States
Language:
English