Simulink Control Design™ - MathWorks

Most runs return 1.23 as optimal gain value, suggesting that this local minimum has a wide region of attraction and is likely to ...

See Also slTuner | systune | systune (slTuner) 13 Control System Tuning Examples ...

Control of a Linear Electric Actuator This example shows how to use slTuner and systune to tune the current and velocity loops i ...

Figure 1: Current and Speed Controllers. Note that the inner-loop (current) controller is a proportional gain while the outer-lo ...

Figure 2: Untuned Response. Control System Tuning You can use systune to jointly tune both feedback loops. To set up the design, ...

This returns an updated description ST1 containing the tuned gain values. To validate this design, plot the closed-loop response ...

The nonlinear simulation results appear in Figure 3. The nonlinear behavior is far worse than the linear approximation, a discre ...

Preventing Saturations So far we have only specified a desired response time for the outer (speed) loop. This leaves systune fre ...

Next compare the two designs in the linear domain. T2 = getIOTransfer(ST2,'Speed Demand (rpm)',{'rpm','i'}); figure Control of a ...

step(T1,'b',T2,'g--') legend('Initial tuning','Tuning with Gain Constraints') The second design is less aggressive but still mee ...

Figure 5: Nonlinear Response of Tuning with Gain Constraints. Figure 6: Current Controller Output. Control of a Linear Electric ...

The nonlinear responses are now satisfactory and the current loop is no longer saturating. The additional gain constraints have ...

Control of a Linear Electric Actuator Using Control System Tuner This example shows how to use the Control System Tuner app to t ...

Figure 1: Current and Speed Controllers. Note that the inner-loop (current) controller is a proportional gain while the outer-lo ...

Figure 2: Untuned Response. Control System Tuning You can use Control System Tuner to jointly tune both feedback loops. First, o ...

Figure 3: Opening Control System Tuner. This opens Control System Tuner. 13 Control System Tuning Examples ...

Figure 4: Control System Tuner. You linearize the model at t=0.5 to avoid discontinuities in some derivatives at t=0. You can se ...

Figure 5: Setting Operating Point for Linearization. Set the linearization snapshot time at t=0.5. 13 Control System Tuning Exam ...

Figure 6: Setting the Linearization Snapshot Time. In order to set the tuned blocks of the control system, open Select Blocks fr ...

Figure 7: Tuning Tab of Control System Tuner. This shows the editor for tuned blocks where you can Add Blocks. 13 Control System ...