Proceedings, Volumen181

air velocity ambient temperature application automatic automatic transmission Automobile Division B.Sc brake brake bands C.Eng cent Cetane chamber clutch combustion compactor components compression ratio compression temperature constant cost cranking speed curve cycle cylinder D.I. engines diameter diesel engine disc drive dry density effect efficiency engine speed Engrs factors force frequency friction material fuel consumption furrow gas turbine gearbox given heat hydraulic hydrostatic transmissions ignition delay injection input investigation layer lb/in² abs lubricating machine mass loss maximum measured mile/h minimum moisture content motor normal number of passes obtained operation output paper performance petrol PINTAUX piston pneumatic-tyred roller production pump range reduced rev/min road roller roll shown in Fig slip angle stoichiometric surface temperature and pressure tion top dead centre torque torque converter transmission tyre valve variables vehicle vertical load viscosity weight wheel