Diameter ratio and friction coefficient effect on equivalent plastic strain (PEEQ) during contact between two brass solids

Figures & data

Figure 1. Illustration of contact asperity in gear application.

Figure 2. Contact Model in M1.

Table 1. Model configuration

Diameter ratio (-)	Radius Hemisphere (mm)
	Upper	Bottom
1	17.5	17.5
2		8.75
3		5.833
4		4.375
5		3.5

Table 2. Material Properties

Material properties	Value
Modulus of Elasticity (E)	96 GPa
Poisson Ratio (v)	0.34
Yield Strenght (Y)	310 MPa

Figure 3. Comparisons include: a) the current study with prior researcher models, b) the current study with experimental results and past researcher models.

Figure 4. Diameter ratio vs Max. PEEQ.

Figure 5. The effect of Friction Coefficient on the PEEQ.

Figure 6. PEEQ distribution in M1-M5.

Figure 7. The relationship between contact radius and friction coefficient.