public void BeamReturnsphiMn()
{
var ConcreteMaterial = new Kodestruct.Concrete.ACI318_14.Materials.ConcreteMaterial(6000, ACI.Entities.ConcreteTypeByWeight.Normalweight, null);
FlexuralSectionFactory flexureFactory = new FlexuralSectionFactory();
double b = 16;
double h = 40;
double f_y = 60000;
RebarMaterialGeneral LongitudinalRebarMaterial = new RebarMaterialGeneral(f_y);
List <RebarPoint> LongitudinalBars = new List <RebarPoint>();
Rebar TopRebar = new Rebar(4, LongitudinalRebarMaterial);
RebarPoint TopPoint = new RebarPoint(TopRebar, new RebarCoordinate()
{
X = 0, Y = h / 2.0 - 3
});
LongitudinalBars.Add(TopPoint);
Rebar BottomRebar = new Rebar(4, LongitudinalRebarMaterial);
RebarPoint BottomPoint = new RebarPoint(BottomRebar, new RebarCoordinate()
{
X = 0, Y = -h / 2.0 + 3
});
LongitudinalBars.Add(BottomPoint);
CrossSectionRectangularShape shape = new CrossSectionRectangularShape(ConcreteMaterial, null, b, h);
IConcreteFlexuralMember fs = new ConcreteSectionFlexure(shape, LongitudinalBars, null,
ConfinementReinforcementType.Ties);
ConcreteFlexuralStrengthResult result = fs.GetDesignFlexuralStrength(FlexuralCompressionFiberPosition.Top);
}
public void SimpleBeamFlexuralCapacityTopReturnsDesignValue()
{
ConcreteSectionFlexure beam = GetConcreteBeam(12, 20, 4000, true, new RebarInput(4, 2.5));
ConcreteFlexuralStrengthResult MResult = beam.GetDesignFlexuralStrength(FlexuralCompressionFiberPosition.Top);
double M_n = MResult.phiM_n / 1000 / 12.0;
double refValue = 253.0;
double actualTolerance = EvaluateActualTolerance(M_n, refValue);
Assert.LessOrEqual(actualTolerance, tolerance);
}
public static Dictionary <string, object> FlexuralStrength(ConcreteFlexureAndAxiaSection ConcreteSection,
string FlexuralCompressionFiberLocation = "Top", string Code = "ACI318-14")
{
//Default values
double phiM_n = 0;
double a = 0;
double c = 0;
string FlexuralFailureModeClassification = "";
double epsilon_t = 0;
//Calculation logic:
FlexuralCompressionFiberPosition p;
bool IsValidStringFiber = Enum.TryParse(FlexuralCompressionFiberLocation, true, out p);
if (IsValidStringFiber == false)
{
throw new Exception("Flexural compression fiber location is not recognized. Check input.");
}
//ConfinementReinforcementType co;
//bool IsValidStringConf = Enum.TryParse(ConfinementReinforcementType, true, out co);
//if (IsValidStringConf == false)
//{
// throw new Exception("Confinement reinforcement type is not recognized. Check input.");
//}
KodestructAci.IConcreteFlexuralMember beam = ConcreteSection.FlexuralSection;
ConcreteFlexuralStrengthResult result = beam.GetDesignFlexuralStrength(p);
//note that internally ACI nodes in Kodestruct use psi units consistent with ACI code
//convert to ksi units consistent with the rest of Dynamo nodes here
phiM_n = result.phiM_n / 1000.0;
a = result.a;
c = result.a / ConcreteSection.ConcreteMaterial.Concrete.beta1;
FlexuralFailureModeClassification = result.FlexuralFailureModeClassification.ToString();
//epsilon_t = result.epsilon_t;
return(new Dictionary <string, object>
{
{ "phiM_n", phiM_n }
, { "a", a }
, { "c", c }
, { "FlexuralFailureModeClassification", FlexuralFailureModeClassification }
, { "epsilon_t", epsilon_t }
});
}
