# Question: the stroke s of 6135q1 fourstroke diesel engine is 140...

###### Question details

The stroke s of 6135Q-1 four-stroke diesel engine is 140 m m,
the mechanical efficiency is m=0.75 at engine speed n=2200 r/min,
the effective output power Pe=154 kW, and the effective fuel
consumption rate is be=217 g/(kW * h). It is known that the low
calorific value of diesel engine is Hu=42500 kJ/kg. Find the values
of Pme, Ttq, Pm, **η**_{et}and Wi of the
engine at this time.