public FileExplorerControl(Shared.Flowsheet fs) : base()
{
Flowsheet = fs;
Padding = new Padding(5);
Spacing = new Size(5, 5);
}
public DynamicsIntegratorControl(DWSIM.UI.Desktop.Shared.Flowsheet fs)
: base()
{
Flowsheet = fs;
}
public PIDTuningTool(Shared.Flowsheet fs, DynamicsIntegratorControl intcontrol) : base()
{
Flowsheet = fs;
intc = intcontrol;
Padding = new Eto.Drawing.Padding(5);
Spacing = new Size(5, 5);
Padding = new Eto.Drawing.Padding(5);
Spacing = new Size(10, 10);
var leftcontainer = new DynamicLayout {
Width = 300
};
leftcontainer.CreateAndAddLabelRow("Schedule");
var schlist = Flowsheet.DynamicsManager.ScheduleList.Values.ToList();
var cbSchedule = leftcontainer.CreateAndAddDropDownRow("Schedule", schlist.Select((x) => x.Description).ToList(), 0,
(dd, e) => schedule = schlist[dd.SelectedIndex]);
leftcontainer.CreateAndAddLabelRow("Controllers");
leftcontainer.CreateAndAddDescriptionRow("Select the PID Controllers to tune.");
var listb = new CheckBoxList()
{
Height = 200
};
foreach (var obj in Flowsheet.SimulationObjects.Values.Where((x) => x.ObjectClass == Interfaces.Enums.SimulationObjectClass.Controllers))
{
listb.Items.Add(obj.GraphicObject.Tag, obj.Name);
}
leftcontainer.CreateAndAddControlRow(listb);
leftcontainer.CreateAndAddNumericEditorRow("Maximum Iterations", iterations, 5, 100, 0,
(ns, e) =>
{
iterations = (int)ns.Value;
});
var btnRun = leftcontainer.CreateAndAddButtonRow("Begin Tuning", null, null);
var btnCancel = leftcontainer.CreateAndAddButtonRow("Cancel", null, (btn, e) => Abort = true);
txtResults = new TextArea {
ReadOnly = true, Wrap = true
};
Rows.Add(new TableRow(leftcontainer, new Scrollable {
Content = txtResults
}));
btnRun.Click += (s, e) =>
{
Flowsheet.RunCodeOnUIThread(() =>
{
txtResults.Text = "";
if (!Flowsheet.DynamicMode)
{
txtResults.Text += "Error: Dynamic Mode is not activated. Activate Dynamic Mode and try again.";
return;
}
intc.cbsc.SelectedIndex = cbSchedule.SelectedIndex;
var schedule = Flowsheet.DynamicsManager.ScheduleList[Flowsheet.DynamicsManager.CurrentSchedule];
List <OptSimplexBoundVariable> vars = new List <OptSimplexBoundVariable>();
List <PIDController> controllers = new List <PIDController>();
foreach (var item in listb.SelectedKeys)
{
var controller = (PIDController)Flowsheet.SimulationObjects[item];
controllers.Add(controller);
vars.Add(new OptSimplexBoundVariable(controller.Kp, 0.0, controller.Kp * 10));
vars.Add(new OptSimplexBoundVariable(controller.Ki, 0.0, 100.0));
vars.Add(new OptSimplexBoundVariable(controller.Kd, 0.0, 100.0));
}
btnRun.Enabled = false;
btnCancel.Enabled = true;
Simplex simplex = new Simplex();
simplex.MaxFunEvaluations = iterations;
Abort = false;
int counter = 1;
if (schedule.InitialFlowsheetStateID == "" | schedule.UseCurrentStateAsInitial)
{
txtResults.Text += "The selected schedule must have a valid initial state to start from.";
btnRun.Enabled = true;
btnCancel.Enabled = false;
return;
}
var result = simplex.ComputeMin(x =>
{
if (Abort)
{
return(0.0);
}
Flowsheet.RunCodeOnUIThread(() =>
{
txtResults.Text += (string.Format("Beginning Iteration #{0}...\n", counter));
});
intc.RestoreState(schedule.InitialFlowsheetStateID);
var i = 0;
foreach (var controller in controllers)
{
controller.Kp = x[i];
controller.Ki = x[i + 1];
controller.Kd = x[i + 2];
Flowsheet.RunCodeOnUIThread(() =>
{
txtResults.Text += (string.Format("Controller: {0} - Kp = {1}, Ki = {2}, Kd = {3}\n", controller.GraphicObject.Tag, controller.Kp, controller.Ki, controller.Kd));
});
i += 3;
}
intc.RunIntegrator(false, true);
var totalerror = controllers.Select(c => c.CumulativeError).ToArray().AbsSumY();
Flowsheet.RunCodeOnUIThread(() =>
{
txtResults.Text += (string.Format("Total Error: {0}\n", totalerror));
txtResults.CaretIndex = txtResults.Text.Length - 1;
});
Application.Instance.RunIteration();
counter += 1;
return(totalerror);
}, vars.ToArray());
if (Abort)
{
txtResults.Text += (string.Format("Tuning aborted by the user. Results:\n"));
}
else
{
txtResults.Text += (string.Format("Tuning finished successfully. Results:\n"));
}
var j = 0;
foreach (var controller in controllers)
{
controller.Kp = result[j];
controller.Ki = result[j + 1];
controller.Kd = result[j + 2];
txtResults.Text += (string.Format("Controller: {0} - Kp = {1}, Ki = {2}, Kd = {3}\n", controller.GraphicObject.Tag, controller.Kp, controller.Ki, controller.Kd));
j += 3;
}
btnRun.Enabled = true;
btnCancel.Enabled = false;
Flowsheet.UpdateInterface();
});
};
}
