/**
* Add a DSC experiment to the experiment list
* */
private void cmdAddDSCExperiment_Click(object sender, EventArgs e)
{
//setup the settings first
EFMExperimentSettingsDSC setts = new EFMExperimentSettingsDSC((double)nudTminDSC.Value, (double)nudTmaxDSC.Value,
(double)nudTrate.Value, (double)nudAppliedField.Value, (double)nudStabilization.Value);
EFMExperimentDSC exp = new EFMExperimentDSC(setts, stabCtrl, rampCtrl, fieldCtrl, pidCtrl, pathCtrl, this, header);
control.addExperiment(exp);
}
private void makeDSCSequence(EFMExperimentSettingsDSC setts)
{
/*The procedure for a DSC run, i.e. getting the specific heat as a function of temperature for a given constant field is as follows
* 1. Set the desired magnetic field
* 2. Got to the starting temperature
* 3. Wait for half a minute to make sure the stabilization criterion is not met (if the system has been completely stable it takes a few data cycles to realize a change is happening)
* 4. Wait for stabilization
* 5. Open separate data file
* 6. Start the temperature ramp
* 7. Finish experiment (close data file)
* */
//1. Set the required field
SetFieldTask setField = new SetFieldTask();
setField.field = setts.H;
setField.rampRate = 0.1;//T/s
setField.fieldCtrl = fieldCtrl;
taskList.Add(setField);
//2. set the starting temperature
double Tmin = setts.Tmin;
double Tmax = setts.Tmax;
double Tstart = Tmin;
if (setts.Tramp < 0)
{
Tstart = setts.Tmax;
}
SetTemperatureTask setT = new SetTemperatureTask();
setT.Tset = Tstart;
setT.tempCtrl = pidCtrl;
taskList.Add(setT);
//3. Wait for a little time
WaitTimeTask wt = new WaitTimeTask();
wt.waitTime = 10;//seconds
taskList.Add(wt);
//4. wait for stabilization
WaitStabilizeTask wtS = new WaitStabilizeTask();
wtS.criterion = setts.stabilizeCriterium;
wtS.stabCtrl = stabCtrl;
taskList.Add(wtS);
//5. open separate data file
SeparateDatafileTask opTask = new SeparateDatafileTask();
opTask.filename = "dsc_Tstart_" + Tmin.ToString() + "_Tend_" + Tmax.ToString() + "_Tramp_" + setts.Tramp.ToString() + "_Happ_" + setts.H.ToString();
experimentReadingsUpdate += opTask.readingsUpdate;
opTask.filePath = datasaveCtrl;
opTask.header = header;
taskList.Add(opTask);
//6. start the ramp
SetTemperatureRampTask tRamp = new SetTemperatureRampTask();
tRamp.Tmin = Tmin;
tRamp.Tmax = Tmax;
tRamp.Tramp = setts.Tramp;
tRamp.tempRampCtrl = rampCtrl;
taskList.Add(tRamp);
//7. finish the experiment, i.e. close the file
ExperimentFinishedTask expF = new ExperimentFinishedTask();
taskList.Add(expF);
//set the descriptor text of this experiment
experimentDescriptor = "DSC_Tmin_" + Tmin.ToString() + "_Tmax_" + Tmax.ToString() + "_Tramp_" + setts.Tramp.ToString() + "_H_" + setts.H.ToString();
}
public EFMExperimentDSC(EFMExperimentSettingsDSC setts, StabilityCtrl sCtrl, SetTemperatureRampCtrl rCtrl, SetFieldControl fCtrl, PIDControl_Tset pCtrl, DatasaveFilePath datCtrl, ExperimentStatusUpdate stCtrl, string[] header_)
: base(sCtrl, rCtrl, fCtrl, pCtrl, datCtrl, stCtrl, header_)
{
taskList = new List <ExperimentTask>();
makeDSCSequence(setts);
}