Dynamic Model and Quantitative Analysis of Stick-Slip Vibration in Horizontal Well

Figure 8

Angular velocity for various axial forces: (a) 44.5 kN, (b) 98 kN, (c) 133.5 kN, (d) 178 kN, (e) 222.5 kN, and (f) 267 kN.

(a)

(b)

(c)

(d)

(e)

(f)