Research Article
Time Delay Effect on Regenerative Chatter in Tandem Rolling Mills
Table 3
The critical velocities for different stands when
changes.
| | (Mpa) | 60 | 250 |
| | Critical velocity of single 1st stand (m/s) | 22.7 | 22.5 | | Corresponding critical velocity of single 2nd stand (m/s) | 32.6 | 33.5 | | Critical velocity of single 2nd stand (m/s) | 36.7 | 33.1 | | More unstable stand | 1st stand | 2nd stand |
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