Sankalp & Shivam RR
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description
Rolling resistance of tyre
Transcript of Sankalp & Shivam RR
ROLLING RESISTANCE
Rolling Resistance
Submitted By:Sankalp GargShivam Mangal
IndexWhat is Rolling Resistance?Mechanical energy converted into heat Energy loss per unit cycleEffort required to keep a given tire rollingIt can also be measured as drag forceUnit - (Nm/m)Three basic cause:Hysteresis loss due cyclic stressFriction lossesAerodynamic losses
Loss Contributions
Tire/groundand tire/rimfriction (
