Stiffness Modeling of Tooth Interior Fatigue and Tooth Flank Fracture and Their Fault Characteristics in Electromechanical Coupling Systems

Table 4

Stiffness calculation comparison under tooth interior fatigue fracture.

Position	1 (%)	2 (%)	3 (%)	4 (%)	5 (%)	6 (%)	7 (%)	8 (%)
TIFF stage 1	0.03	0.41	0.25	2.91	1.08	0.83	1.97	4.10
TIFF stage 2	0.01	0.41	0.20	0	0	0	0	0