/// <summary>
/// Do temperature-dependent calculations
/// </summary>
/// <param name="ckt">The circuit</param>
public override void Temperature(Circuit ckt)
{
double factor;
double difference;
ResistorModel model = Model as ResistorModel ?? defaultmodel;
// Default Value Processing for Resistor Instance
if (!REStemp.Given)
{
REStemp.Value = ckt.State.Temperature;
}
if (!RESwidth.Given)
{
RESwidth.Value = model?.RESdefWidth ?? 0.0;
}
if (!RESlength.Given)
{
RESlength.Value = 0;
}
if (!RESresist.Given)
{
if (model.RESsheetRes.Given && (model.RESsheetRes != 0) && (RESlength != 0))
{
RESresist.Value = model.RESsheetRes * (RESlength - model.RESnarrow) / (RESwidth - model.RESnarrow);
}
else
{
CircuitWarning.Warning(this, string.Format("{0}: resistance=0, set to 1000", Name ?? "NULL"));
RESresist.Value = 1000;
}
}
if (model != null)
{
difference = REStemp - model.REStnom;
factor = 1.0 + (model.REStempCoeff1) * difference + (model.REStempCoeff2) * difference * difference;
}
else
{
difference = REStemp - 300.15;
factor = 1.0;
}
RESconduct = 1.0 / (RESresist * factor);
}
/// <summary> /// Set the model for the resistor /// </summary> /// <param name="model"></param> public void SetModel(ResistorModel model) => Model = model;
