Formulation and Validation of Multidisciplinary Design Problem on Wear and Fatigue Life of Lead Screw Actuators

Table 2

Operating parameters used to compute wear volume.

Sample no.	Load 𝐹 (lb)	Velocity 𝑉 (ft/min)	Contact stress 𝑃 (lb/in^2)	𝑃𝑉 value (lb⋅ft/in^2⋅min)	Wear factor 𝐾 (in^3⋅min/ft⋅lb⋅hr)
1	0.53	11.8	12038	142048	1.00𝐸−009
2	0.53		12038	142048	1.00𝐸−009
3	1.52		17114	201945	1.00𝐸−009
4	1.52		17114	201945	1.00𝐸−009
5	2.41		19870	234466	1.00𝐸−009
6	2.41		19870	234466	1.00𝐸−009