e-Modeling and Evolution of Nanolubricant Coupled Machining Parameters Using Statistical Tool

Figure 3

Analysis of torque using graphical output. (obtained from response surface methodology).

(a) Main effect plot for means

(b) Main effect plot for signal-to-noise ratio

(c) Interaction plot for means

(d) Interaction plot for signal-to-noise ratio

(e) Histogram of thrust force with respect to frequency

(f) Empirical CDF of thrust force

(g) 3D surface plot of thrust force with the combination of feed and speed

(h) 3D surface plot of thrust force with the combination of drill diameter and speed

(i) 3D surface plot of thrust force with the combination of drill diameter and feed