private void setFrequency()
{
Frequency.Clear();
switch (FreqBand)
{
case 1:
for (int i = 1; i < 101; i++)
{
Frequency.AddData(i * 100);
}
limitfreq = 100;
break;
case 2:
Frequency.AddData(16);
Frequency.AddData(31.5);
Frequency.AddData(63);
Frequency.AddData(125);
Frequency.AddData(250);
Frequency.AddData(500);
Frequency.AddData(1000);
Frequency.AddData(2000);
Frequency.AddData(4000);
Frequency.AddData(8000);
Frequency.AddData(10000);
limitfreq = 11;
break;
default:
Frequency.AddData(10);
Frequency.AddData(12.5);
Frequency.AddData(16);
Frequency.AddData(20);
Frequency.AddData(25);
Frequency.AddData(31.5);
Frequency.AddData(40);
Frequency.AddData(50);
Frequency.AddData(63);
Frequency.AddData(80);
Frequency.AddData(100);
Frequency.AddData(125);
Frequency.AddData(160);
Frequency.AddData(200);
Frequency.AddData(250);
Frequency.AddData(315);
Frequency.AddData(400);
Frequency.AddData(500);
Frequency.AddData(630);
Frequency.AddData(800);
Frequency.AddData(1000);
Frequency.AddData(1250);
Frequency.AddData(1600);
Frequency.AddData(2000);
Frequency.AddData(2500);
Frequency.AddData(3150);
Frequency.AddData(4000);
Frequency.AddData(5000);
Frequency.AddData(6300);
Frequency.AddData(8000);
Frequency.AddData(10000);
limitfreq = 31;
break;
}
}
public bool Calc()
{
MPAMaterial Mat;
double IncAngleStart;
double IncAngleEnd;
int IncAngleCount;
int k;
RigidBacking.Clear();
AnechoicTermination.Clear();
TransmissionLoss.Clear();
TotalThickness = this.CalcThickness();
if (Incidence == 1)
{
IncAngleStart = 0.1 * Math.Pow(10, -10);
IncAngleEnd = IncAngleStart;
IncAngleCount = 1;
}
else
{
IncAngleStart = 2;
IncAngleEnd = IncAngle;
IncAngleCount = (int)(IncAngle / IncAngleStart);
}
setInitialData();
setFrequency();
double[,] Rigid = new double[limitfreq, IncAngleCount];
double[,] Anechoic = new double[limitfreq, IncAngleCount];
double[,] TL = new double[limitfreq, IncAngleCount];
for (int i = 0; i < limitfreq; i++)
{
double freq = Frequency.GetData(i);
k = 0;
for (double IncAngleTemp = IncAngleStart; IncAngleTemp <= IncAngleEnd; IncAngleTemp = IncAngleTemp + IncAngleStart)
{
m_tempOut = TMCalc.TMInit();
m_TM = m_tempOut[1];
m_Result = m_tempOut[2];
// 임시 루틴.
//m_TM = TMCalc.TMCheck();
double theta = IncAngleTemp * Math.PI / 180;
for (int jj = 0; jj < MatCollection.Count; jj++)
{
Mat = (MPAMaterial)MatCollection[jj];
switch (Mat.MID)
{
case 1:
m_TM = TMCalc.TMAir(m_c, m_Densityo, freq, Mat.Thick, theta);
break;
case 2:
m_TM = TMCalc.TMPanel(m_c, Mat.BulkDens, Mat.Ymodulus, freq, Mat.Thick, Mat.PoissionR, theta);
break;
case 3:
m_TM = TMCalc.TMImperMemb(m_c, Mat.BulkDens, freq, Mat.Thick, theta);
break;
case 4:
m_TM = TMCalc.TMImperMemb(m_c, Mat.BulkDens, freq, Mat.Thick, theta);
break;
case 5:
m_TM = TMCalc.TMLimp(Mat.BulkDens, m_c, m_Densityo, Mat.FlowRes, freq, Mat.Porosity, m_HeatRatio, m_ItaAir, Mat.Thick, m_Npr, m_P0, Mat.SFactor, Mat.ThermalCL / 1000000, theta, Mat.ViscousCL / 1000000);
break;
case 6:
m_TM = TMCalc.TMRigid(Mat.BulkDens, m_c, m_Densityo, Mat.FlowRes, freq, Mat.Porosity, m_HeatRatio, m_ItaAir, Mat.Thick, m_Npr, m_P0, Mat.SFactor, Mat.ThermalCL / 1000000, theta, Mat.ViscousCL / 1000000);
break;
case 7:
m_TM = TMCalc.TMElastic(Mat.BulkDens, m_c, m_Densityo, Mat.Ymodulus, Mat.FlowRes, freq, Mat.Porosity, m_HeatRatio, m_ItaAir, Mat.Thick, Mat.LossFactor, m_Npr, Mat.PoissionR, Mat.SFactor, Mat.ThermalCL / 1000000, theta, Mat.ViscousCL / 1000000);
break;
case 8:
m_TM = TMCalc.TMPanelElastic(Mat.BulkDens, m_c, m_Densityo, Mat.DensityP1, Mat.Ymodulus, Mat.EmP1, Mat.FlowRes, freq, Mat.Porosity, m_HeatRatio, Mat.HP1, m_ItaAir, Mat.Thick, Mat.LossFactor, m_Npr, Mat.PoissionR, Mat.PRatioP1, Mat.SFactor, Mat.ThermalCL / 1000000, theta, Mat.ViscousCL / 1000000);
break;
case 9:
m_TM = TMCalc.TMElasticPanel(Mat.BulkDens, m_c, m_Densityo, Mat.DensityP2, Mat.Ymodulus, Mat.EmP2, Mat.FlowRes, freq, Mat.Porosity, m_HeatRatio, Mat.HP2 / 1000, Mat.Thick, Mat.LossFactor, m_Npr, Mat.PoissionR, Mat.PRatioP2, Mat.SFactor, Mat.ThermalCL / 1000000, theta, Mat.ViscousCL / 1000000);
break;
default:
m_TM = TMCalc.TMPanelElasticPanel(Mat.BulkDens, m_c, m_Densityo, Mat.DensityP1, Mat.DensityP2, Mat.Ymodulus, Mat.EmP1, Mat.EmP2, Mat.FlowRes, freq, Mat.Porosity, m_HeatRatio, Mat.HP1, Mat.HP2, m_ItaAir, Mat.Thick, Mat.LossFactor, m_Npr, Mat.PoissionR, Mat.PRatioP1, Mat.PRatioP2, Mat.SFactor, Mat.ThermalCL / 1000000, theta, Mat.ViscousCL / 1000000);
break;
}
// 임시 루틴.
//TMCalc.TMCheck();
m_Result = TMCalc.TMMul(m_TM, m_Result);
// 임시 루틴.
//TMCalc.TMCheck();
}
m_Out = TMCalc.TMCalc(freq, theta, TotalThickness);
// 임시 루틴.
//TMCalc.TMCheck();
if (Incidence == 1)
{
RigidBacking.AddData(double.Parse(m_Out[1].ToString()));
AnechoicTermination.AddData(double.Parse(m_Out[2].ToString()));
TransmissionLoss.AddData(10 * Math.Log10(1 / double.Parse(m_Out[3].ToString())));
}
else
{
Rigid[i, k] = 2 * double.Parse(m_Out[1].ToString()) * Math.Sin(theta) * Math.Cos(theta);
Anechoic[i, k] = 2 * double.Parse(m_Out[2].ToString()) * Math.Sin(theta) * Math.Cos(theta);
TL[i, k] = 2 * double.Parse(m_Out[3].ToString()) * Math.Sin(theta) * Math.Cos(theta);
}
k = k + 1;
}
}
if (Incidence != 1)
{
double width = IncAngleStart * Math.PI / 180;
for (int i = 0; i < limitfreq; i++)
{
double freq = Frequency.GetData(i);
double RigidLast = 0;
double AnechoicLast = 0;
double TLLast = 0;
for (int j = 0; j < (IncAngleCount - 2); j = j + 2)
{
RigidLast = RigidLast + (width / 3) * (Rigid[i, j] + 4 * Rigid[i, j + 1] + Rigid[i, j + 2]);
AnechoicLast = AnechoicLast + (width / 3) * (Anechoic[i, j] + 4 * Anechoic[i, j + 1] + Anechoic[i, j + 2]);
TLLast = TLLast + (width / 3) * (TL[i, j] + 4 * TL[i, j + 1] + TL[i, j + 2]);
}
RigidBacking.AddData(RigidLast);
AnechoicTermination.AddData(AnechoicLast);
TransmissionLoss.AddData(10 * Math.Log10(1 / TLLast));
}
}
return(true);
}
