This example of an H bridge with DC drive demonstrates the
operation of the DC machine in four quadrants. The DC output
voltage is equal to 2 * (dutyCycle - 0.5)
times the
input voltage.
start time (s) | machine speed | machine torque | mode |
---|---|---|---|
0 | zero | zero | |
3 | positive | zero | |
6 | positive | positive | motor |
9.5 | positive | negative | generator |
12.5 | negative | negative | motor |
15.5 | negative | positive | generator |
19 | negative | zero | |
22 | zero | zero |
Plot machine current dcpm.ia
, averaged current
meanCurrent.y
, machine speed
dcpm.wMechanical
, averaged machine speed
dcpm.va
and torque
dcpm.tauElectrical
.