Stability Analysis of a Nonlinear Coupled Vibration Model in a Tandem Cold Rolling Mill

Figure 11

Tension and roll gap time history: (a) back and front tension of No. 5 stand under the speed of 23.0 m/s; (b) back and front tension of No. 5 stand under the speed of 22.1 m/s; (c) roll gap of No. 4 and No. 5 stands under the speed of 23.0 m/s; (d) roll gap of No. 4 and No. 5 stands under the speed of 22.1 m/s.

(a)

(b)

(c)

(d)