Braking Efficiency and Stability of Chassis Braking System of Combine Harvester: The Theoretical Derivation and Virtual Prototype Simulation

Table 5

Mechanical parameters of UA tire.

Parameter	Symbol	Unit	Value
			Front wheel	Rear wheel
Vertical stiffness		kN/m	402.32	275.45
CSLIP		kN/m	626.66	576.49
CALPHA		N/rad	1.2×10^5	6×10^4
CGAMMA		N/rad	1.2×10^4	6×10^3
Vertical damping		-	0.04	0.04
Rolling resistance		-	0.16	0.16
Static friction coefficient		-	0.95	0.95
Dynamic friction coefficient		-	0.75	0.75