Study of the Influences of Transient Crack Propagation in a Pinion on Time-Varying Mesh Stiffness

Table 3

Main parameters of the gear system.

Gear type	Standard involute spur teeth
Material	Steel
Young’s modulus	Pa
Poisson ratio
Number of teeth	and
Pressure angle
Diametral pitch	inch^−1
Base radius of the gear	mm
Width of teeth	mm
Mass of the pinion	Kg
Mass of the gear	Kg
Contact ratio
Mass moment of inertia of the motor	Kg m^2
Mass moment of inertia of the load	Kg m^2
Mass moment of inertia of the pinion	Kg m^2
Mass moment of inertia of the gear	Kg m^2