ControllerP-PI cascade controller for one axis |
This information is part of the Modelica Standard Library maintained by the Modelica Association.
This controller has an inner PI-controller to control the motor speed, and an outer P-controller to control the motor position of one axis. The reference signals are with respect to the gear-output, and the gear ratio is used in the controller to determine the motor reference signals. All signals are communicated via the "axisControlBus".
kp |
Value: 10 Type: Real Description: Gain of position controller |
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ks |
Value: 1 Type: Real Description: Gain of speed controller |
Ts |
Value: 0.01 Type: Time (s) Description: Time constant of integrator of speed controller |
ratio |
Value: 1 Type: Real Description: Gear ratio of gearbox |
axisControlBus |
Type: AxisControlBus |
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Modelica.Mechanics.MultiBody.Examples.Systems.RobotR3.Utilities Axis model of the r3 joints 4,5,6 |