Mathematical Model and Experimental Evaluation of Drag Torque in Disengaged Wet Clutches

Table 1

Test parameters.

Physical parameters	Sensor type	Unit
Torque	Optical electronic light sensor	Nm
Velocity hub (FD)	Optical encoder	rpm
Velocity drum (SD)	Optical encoder	rpm
ATF flow rate	Flow meter	L⋅min^−1
ATF pressure	Pressure transducer	Bar
ATF temperature	Thermocouple	°C