public BlendResultModel Coz(BlendDataModel data)
{
_data = data;
ResultModel = _blendOptimization.Solve(_data);
return(ResultModel);
}
/// <summary>
/// Blend Optimizasyon Çözüm Modeli
/// </summary>
/// <param name="data"></param>
/// <returns>BlendResultModel</returns>
private BlendResultModel Model(BlendDataModel data)
{
#region Veriler
//parametrelerin local değişkenlere aktarılması.
_modelAdi = "Blend";
_dataModel = data;
cplex = new Cplex();
#endregion
#region Karar Değişkenleri
//Karar Değişkenleri
m = cplex.NumVarArray(_dataModel.NbElements, 0.0, Double.MaxValue);
r = cplex.NumVarArray(_dataModel.NbRaw, 0.0, Double.MaxValue);
s = cplex.NumVarArray(_dataModel.NbScrap, 0.0, Double.MaxValue);
i = cplex.NumVarArray(_dataModel.NbIngot, 0.0, Double.MaxValue);
le = new INumVar[_dataModel.NbElements];
#endregion
#region Amaç Fonksiyonu
// Objective Function: Minimize Cost
cplex.AddMinimize(cplex.Sum(cplex.ScalProd(_dataModel.Cm, m),
cplex.ScalProd(_dataModel.Cr, r),
cplex.ScalProd(_dataModel.Cs, s),
cplex.ScalProd(_dataModel.Ci, i)));
#endregion
#region Kısıtlar
// Min and max quantity of each element in alloy
for (int j = 0; j < _dataModel.NbElements; j++)
{
le[j] = cplex.NumVar(_dataModel._p[j] * _dataModel.Alloy, _dataModel._P[j] * _dataModel.Alloy);
}
// Constraint: produce requested quantity of alloy
cplex.AddEq(cplex.Sum(le), _dataModel.Alloy);
// Constraints: Satisfy element quantity requirements for alloy
for (int j = 0; j < _dataModel.NbElements; j++)
{
cplex.AddEq(le[j],
cplex.Sum(m[j],
cplex.ScalProd(_dataModel.PRaw[j], r),
cplex.ScalProd(_dataModel.PScrap[j], s),
cplex.ScalProd(_dataModel.PIngot[j], i)));
}
#endregion
#region Çözümün işlenmesi
try
{
if (cplex.Solve())
{
if (cplex.GetStatus().Equals(Cplex.Status.Infeasible))
{
throw new ILOG.Concert.Exception("No feasible solution found!");
}
#region Sonuçların Alınması
Results = new BlendResultModel()
{
Satatus = cplex.GetStatus().ToString(),
ObjectiveValue = cplex.GetObjValue(),
ResultMessage = "Çözüm başarılı.",
BlendResults = new BlendResult()
{
MVals = cplex.GetValues(m),
RVals = cplex.GetValues(r),
SVals = cplex.GetValues(s),
IVals = cplex.GetValues(i),
EVals = cplex.GetValues(le)
}
};
#endregion
}
cplex.End();
return(Results);
}
catch (ILOG.Concert.Exception exc)
{
//exc.GetBaseException();
Console.WriteLine("Concert exception '" + exc + "' caught");
Console.ReadKey();
}
return(Results);
#endregion
}
