/***************************************************/
public static double GetDifferentialComponent(this BarDifferentialTemperatureLoad load, Bar bar, out int myType)
{
Dictionary <double, double> profile = load.TemperatureProfile;
double length;
myType = 1;
if (bar.SectionProperty == null)
{
Engine.Base.Compute.RecordError("Cannot assign a BarDifferentialTemperature load to a bar with no SectionProperty.");
return(double.NaN);
}
switch (load.LoadDirection)
{
case DifferentialTemperatureLoadDirection.LocalY:
length = bar.SectionProperty.Vy + bar.SectionProperty.Vpy;
myType = 2;
break;
case DifferentialTemperatureLoadDirection.LocalZ:
length = bar.SectionProperty.Vz + bar.SectionProperty.Vpz;
myType = 3;
break;
default:
Engine.Base.Compute.RecordError("Could not understand BarDifferentialTemperatureLoad Direction.");
return(double.NaN);
}
double temp = (profile[1] - profile[0]) / length;
foreach (double key in profile.Keys)
{
if (profile[key] - GetUniformComponent(load) != key * temp)
{
Engine.Base.Compute.RecordWarning("Only linear temperature gradients are allowed.");
}
break;
}
return(temp);
}
/***************************************************/
private bool CreateLoad(BarDifferentialTemperatureLoad bhLoad)
{
List <Bar> bars = bhLoad.Objects.Elements.ToList();
string loadPat = GetAdapterId <string>(bhLoad.Loadcase);
string patternName = "None";
bool replace = SAPPushConfig.ReplaceLoads;
int myType = 1;
double tempUniform = bhLoad.GetUniformComponent();
// Loop through bars and set load for each bar
foreach (Bar bar in bars)
{
string barName = GetAdapterId <string>(bar);
double tempGradient = bhLoad.GetDifferentialComponent(bar, out myType);
if (double.IsNaN(tempGradient))
{
CreateElementError("BarDifferentialTemperatureLoad", barName);
continue; // skip this bar if it didn't work.
}
if (m_model.FrameObj.SetLoadTemperature(barName, loadPat, myType, tempGradient, patternName, replace, eItemType.Objects) != 0)
{
CreateElementError("BarDifferentialTemperatureLoad", bar.Name);
}
if (tempUniform != 0)
{
Engine.Base.Compute.RecordNote("BarDifferentialTemperatureLoad has been split into gradient and uniform components");
if (m_model.FrameObj.SetLoadTemperature(barName, loadPat, 1, tempUniform, patternName, false, eItemType.Objects) != 0)
{
CreateElementError("BarDifferentialTemperatureLoad", bar.Name);
}
}
}
SetAdapterId(bhLoad, null);
return(true);
}
/***************************************************/
public static double GetUniformComponent(this BarDifferentialTemperatureLoad load)
{
return((load.TemperatureProfile[0] + load.TemperatureProfile[1]) / 2);
}
