Open Access

Table 1

Stage division of elevator operation state curve.

Stage Time required Stage description
1 Acceleration increases to a = − amax
2 Acceleration remains −amax constant
3 Acceleration decreases to zero, v = − vmax
4 Speed vmax is unchanged
5 Acceleration increases to a = amax
6 Acceleration remains amax constant
7 Acceleration decreases to zero,v = 0

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