Load sharing
Two or three drives on one belt: let them fight, then share by master-slave or droop, and cut the fieldbus link.
Try it: two drives, one belt (Lab V)A drive sits at its current limit while the other takes almost nothing: the drives are fighting.
- Split before the surge
- 35.5 / 64.5 %
- Split at 40 s
- 33.9 / 66.1 %
- Belt speed at 40 s
- 2.500 m/s
- Speed error
- 0.00 %
ω*_i = ω*_0 (1 − k_d T_i / T_rated) ; F_rated = P η / v = 5.4 kN