public C___I4(CCrSc objCrSc, C_GEO___I objGeo, C_IFO objIFO, C_STR___I objStr, C___I objC__I, C_MAT___I objMat, C_ADD___I objAdd, ECrScSymmetry1 eSym)
{
if (eSym == ECrScSymmetry1.eDS)
GetCrSc4_ID(objCrSc, objGeo, objIFO, objStr, objC__I, objMat, objAdd);
else
GetCrSc4_IM(objCrSc, objGeo, objIFO, objStr, objC__I, objMat, objAdd);
}
public C___I(C_GEO___I objGeo, C_MAT___I objMat, C_IFO objIFO, C_NAD objNAD, C_STR___I objStr, ECrScSymmetry1 eSym, ECrScPrType1 eProd)
{
if (eSym == ECrScSymmetry1.eDS)
{
// Flange
GetClassTab52_OUT(objStr.m_fSigma_fA,
objStr.m_fSigma_fB,
objGeo.m_fc_f,
objGeo.m_ft_f,
objMat.m_fEps_f,
m_fct_f,
m_fLambda_f_1,
m_fLambda_f_2,
m_fLambda_f_3,
m_iClass_f,
objMat.BStainlessS);
float fF_f = objGeo.m_fb * objGeo.m_ft_f * objMat.m_ff_y_f / objNAD.FGamma_M0;
float fF_w = objGeo.m_fc_w * objGeo.m_ft_w * objMat.m_ff_y_w / objNAD.FGamma_M0;
// Web
GetClassTab52_INT(objStr.m_fSigma_wA,
objStr.m_fSigma_wB,
objStr.m_fSigma_N,
fF_f,
fF_w,
fF_f,
objIFO.FN_Ed,
objGeo.m_fc_w,
objGeo.m_ft_w,
objMat.m_ff_y_w / objNAD.FGamma_M0,
objMat.m_fEps_w,
m_iKlassif_Psi_Fix_Sigma_N,
m_bKlassif_Eps_Kl3_Sigma_com,
m_fSigma_com_Ed,
m_fct_w,
m_fAlpha_w,
m_fSigma_fyd_1,
m_fSigma_fyd_2,
m_fPsi_w,
m_fLambda_w_1,
m_fLambda_w_2,
m_fLambda_w_3,
m_iClass_w,
objMat.BStainlessS);
m_iClass = Math.Max(m_iClass_f, m_iClass_w);
}
else
{
// Upper Flange
GetClassTab52_OUT(objStr.m_fSigma_fuA,
objStr.m_fSigma_fuB,
objGeo.m_fc_fu,
objGeo.m_ft_fu,
objMat.m_fEps_fu,
m_fct_fu,
m_fLambda_fu_1,
m_fLambda_fu_2,
m_fLambda_fu_3,
m_iClass_fu,
objMat.BStainlessS);
// Bottom Flange
GetClassTab52_OUT(objStr.m_fSigma_fbA,
objStr.m_fSigma_fbB,
objGeo.m_fc_fb,
objGeo.m_ft_fb,
objMat.m_fEps_fb,
m_fct_fb,
m_fLambda_fb_1,
m_fLambda_fb_2,
m_fLambda_fb_3,
m_iClass_fb,
objMat.BStainlessS);
float fF_fu = objGeo.m_fb_fu * objGeo.m_ft_fu * objMat.m_ff_y_fu / objNAD.FGamma_M0 + objGeo.m_fr_su * objGeo.m_ft_w * objMat.m_ff_y_w / objNAD.FGamma_M0;
float fF_w = objGeo.m_fc_w * objGeo.m_ft_w * objMat.m_ff_y_w / objNAD.FGamma_M0;
float fF_fb = objGeo.m_fb_fb * objGeo.m_ft_fb * objMat.m_ff_y_fb / objNAD.FGamma_M0 + objGeo.m_fr_sb * objGeo.m_ft_w * objMat.m_ff_y_w / objNAD.FGamma_M0;
float fF_f_com, fF_f_ten;
if (objIFO.FM_y_Ed >= 0.0f)
{
fF_f_com = fF_fu;
fF_f_ten = fF_fb;
}
else
{
fF_f_com = fF_fb;
fF_f_ten = fF_fu;
}
// Web
GetClassTab52_INT(objStr.m_fSigma_wA,
objStr.m_fSigma_wB,
objStr.m_fSigma_N,
fF_f_com,
fF_w,
fF_f_ten,
objIFO.FN_Ed,
objGeo.m_fc_w,
objGeo.m_ft_w,
objMat.m_ff_y_w / objNAD.FGamma_M0,
objMat.m_fEps_w,
m_iKlassif_Psi_Fix_Sigma_N,
m_bKlassif_Eps_Kl3_Sigma_com,
m_fSigma_com_Ed,
m_fct_w,
m_fAlpha_w,
m_fSigma_fyd_1,
m_fSigma_fyd_2,
m_fPsi_w,
m_fLambda_w_1,
m_fLambda_w_2,
m_fLambda_w_3,
m_iClass_w,
objMat.BStainlessS);
m_iClass = Math.Max(Math.Max(m_iClass_fu, m_iClass_fb), m_iClass_w);
}
}
C_NAD m_objNAD = new C_NAD(); // doriesit konstruktor a naplnenie Mat
#endregion Fields
#region Constructors
public CCalcul()
{
// Basic Cross-section Data and Classification
// s niektorymi objektami potrebujem pracovat aj dalej, takze by to malo byt inak :-/
// Mat jednu triedu, vytvarat jej objekt ako clensky v tejto triede a volat rozne konštruktory podla ECrScShType ???- zbytocne vela premennych - rozne typy maju rozne dáta
switch (m_eCrScType)
{
case ECrScShType1.eCrScType_I: // I and H - section
{
C_GEO___I objGeo = new C_GEO___I(m_eSym, m_eProd);
C_MAT___I objMat = new C_MAT___I(objGeo, m_eSym);
C_ADD___I objAdd = new C_ADD___I(m_objNAD, objGeo, objMat, m_objCrSc, m_eSym, m_eProd);
C_STR___I objStr = new C_STR___I(m_objIFO, objGeo, m_objCrSc, m_eSym);
C___I objClass = new C___I(objGeo, objMat,m_objIFO,m_objNAD,objStr,m_eSym,m_eProd);
if (objClass.m_iClass == 4)
{
C___I4 objC___I4 = new C___I4(m_objCrSc, objGeo, m_objIFO, objStr, objClass, objMat, objAdd, m_eSym);
}
break;
}
case ECrScShType1.eCrScType_C: // C and U (channel) - section
{
C_GEO___U objGeo = new C_GEO___U(m_eProd);
C_MAT___U objMat = new C_MAT___U(objGeo, m_eSym);
C_ADD___U objAdd = new C_ADD___U(m_objNAD, objGeo, objMat, m_objCrSc, m_eProd);
C_STR___U objStr = new C_STR___U(m_objIFO, objGeo, m_objCrSc);
C___U objClass = new C___U(objGeo, objMat, m_objIFO, m_objNAD, objStr);
if (objClass.m_iClass == 4)
{
C___U4 objC___U4 = new C___U4(m_objCrSc, objGeo, m_objIFO, objStr, objClass, objMat, objAdd);
}
break;
}
case ECrScShType1.eCrScType_L: // L (angle) - section , equal and unequal
{
C_GEO___L objGeo = new C_GEO___L(m_eSym, m_eProd);
C_MAT___L objMat = new C_MAT___L(objGeo, m_eSym);
C_ADD___L objAdd = new C_ADD___L(m_objNAD, objGeo, objMat, m_objCrSc, m_eSym, m_eProd);
C_STR___L objStr = new C_STR___L(m_objIFO, objGeo, m_objCrSc, m_eSym);
C___L objClass = new C___L(objGeo, objMat, objStr);
if (objClass.m_iClass == 4)
{
C___L4 objC___L4 = new C___L4(m_objCrSc, objGeo, m_objIFO, objStr, objClass, objMat, objAdd, m_eSym);
}
break;
}
case ECrScShType1.eCrScType_T: // T - section
{
/*
C_GEO___T objGeo = new C_GEO___I(m_eSym, m_eProd);
C_MAT___T objMat = new C_MAT___I(objGeo, m_eSym);
C_ADD___I objAdd = new C_ADD___I(m_objNAD, objGeo, objMat, m_objCrSc, m_eSym, m_eProd);
C_STR___I objStr = new C_STR___I(m_objIFO, objGeo, m_objCrSc, m_eSym);
C___I objC___I = new C___I(objGeo, objMat, m_objIFO, m_objNAD, objStr, m_eSym, m_eProd);
if (objC___I.m_iClass == 4)
{
C___I4 objC___I4 = new C___I4(m_objCrSc, objGeo, m_objIFO, objStr, objC___I, objMat, objAdd, m_eSym);
}
*/
break;
}
case ECrScShType1.eCrScType_HL: // HoLLow / box - section, hollow - section (square and rectangular)
{
C_GEO__HL objGeo = new C_GEO__HL(m_eProd);
C_MAT__HL objMat = new C_MAT__HL(objGeo, m_eProd);
C_ADD__HL objAdd = new C_ADD__HL(m_objNAD, objGeo, objMat, m_objCrSc, m_eProd);
C_STR__HL objStr = new C_STR__HL(m_objIFO, objGeo, m_objCrSc, m_eProd);
C__HL objClass = new C__HL(objGeo, objMat, m_objIFO, m_objNAD, objStr, m_eSym, m_eProd);
if (objClass.m_iClass == 4)
{
C__HL4 objC__HL4 = new C__HL4(m_objCrSc, objGeo, m_objIFO, objStr, objClass, objMat, objAdd, m_eProd);
}
break;
}
case ECrScShType1.eCrScType_FB: // Flat Bar
{
/*
C_GEO___I objGeo = new C_GEO___I(m_eSym, m_eProd);
C_MAT___I objMat = new C_MAT___I(objGeo, m_eSym);
C_ADD___I objAdd = new C_ADD___I(m_objNAD, objGeo, objMat, m_objCrSc, m_eSym, m_eProd);
C_STR___I objStr = new C_STR___I(m_objIFO, objGeo, m_objCrSc, m_eSym);
C___I objC___I = new C___I(objGeo, objMat, m_objIFO, m_objNAD, objStr, m_eSym, m_eProd);
if (objC___I.m_iClass == 4)
{
C___I4 objC___I4 = new C___I4(m_objCrSc, objGeo, m_objIFO, objStr, objC___I, objMat, objAdd, m_eSym);
}
*/
break;
}
case ECrScShType1.eCrScType_RB: // Round Bar
{
/*
C_GEO___I objGeo = new C_GEO___I(m_eSym, m_eProd);
C_MAT___I objMat = new C_MAT___I(objGeo, m_eSym);
C_ADD___I objAdd = new C_ADD___I(m_objNAD, objGeo, objMat, m_objCrSc, m_eSym, m_eProd);
C_STR___I objStr = new C_STR___I(m_objIFO, objGeo, m_objCrSc, m_eSym);
C___I objC___I = new C___I(objGeo, objMat, m_objIFO, m_objNAD, objStr, m_eSym, m_eProd);
if (objC___I.m_iClass == 4)
{
C___I4 objC___I4 = new C___I4(m_objCrSc, objGeo, m_objIFO, objStr, objC___I, objMat, objAdd, m_eSym);
}*/
break;
}
case ECrScShType1.eCrScType_TU: // TUbe
{
C_GEO__TU objGeo = new C_GEO__TU(m_eProd);
C_MAT__TU objMat = new C_MAT__TU(objGeo);
C_ADD__TU objAdd = new C_ADD__TU(m_objNAD, objGeo, objMat, m_objCrSc, m_eProd);
C_STR__TU objStr = new C_STR__TU(m_objIFO, objGeo, m_objCrSc);
C__TU objC__TU = new C__TU(objGeo, objMat, m_objIFO, m_objNAD, objStr);
if (objC__TU.m_iClass == 4)
{
//Error
}
break;
}
default:
{
break;
}
}
// Cross-section Design
// Stability Design
// Nasleduje if / else pre urcenie spravneho posudku ktory sa ma vytvorit
// objekty CH_10000 - CH_90000
}
public C_ADD___I(C_NAD objNAD, C_GEO___I objGeo, C_MAT___I objMat, CCrSc objCrSc, ECrScSymmetry1 eSym, ECrScPrType1 eProd)
{
if (eSym == ECrScSymmetry1.eDS)
{
m_ft_V_z = objGeo.m_ft_w; // (6.20)
m_ft_V_y = objGeo.m_ft_f;
m_fA_w = objCrSc.m_fA - 2.0f * objGeo.m_fb * objGeo.m_ft_f;
if (eProd == ECrScPrType1.eCrSc_rold)
m_fA_w += (objGeo.m_ft_w + 2.0f * objGeo.m_fr) * objGeo.m_ft_f;
m_fA_f = objCrSc.m_fA - m_fA_w;
m_fN_pl = m_fA_f * objMat.m_ff_y_f + m_fA_w * objMat.m_ff_y_w;
m_fN_u = m_fA_f * objMat.m_ff_u_f + m_fA_w * objMat.m_ff_u_w;
if (eProd == ECrScPrType1.eCrSc_rold)
{
m_fA_v_z = Math.Max(m_fA_v_z, m_fEta * objGeo.m_fh_w * objGeo.m_ft_w); //6.2.6(3)a)
}
else
{
m_fA_v_z = m_fEta * objGeo.m_fh_w * objGeo.m_ft_w; // 6.2.6(3)d)
}
//6.2.8
float rW_pl_y_w;
if (eProd == ECrScPrType1.eCrSc_rold)
rW_pl_y_w = 2.0f * sqr(0.5f * objGeo.m_fh - 0.5f * objGeo.m_ft_f) * objGeo.m_ft_w / 4.0f + // acc. to 6.2.6(3) a)
2.0f * objGeo.m_fr * 0.5f * objGeo.m_ft_f * (0.5f * objGeo.m_fh - 0.75f * objGeo.m_ft_f) +
2.0f * 0.214602f * sqr(objGeo.m_fr) * (0.5f * objGeo.m_fh - objGeo.m_ft_f - 0.77663f * objGeo.m_fr);
else
rW_pl_y_w = sqr(objGeo.m_fh - 2.0f * objGeo.m_ft_f) * objGeo.m_ft_w / 4.0f; // acc. to 6.2.6(3) d)
// 6.2.8
float rW_pl_z_f = 2.0f * sqr(objGeo.m_fb) * objGeo.m_ft_f / 4.0f;
float rW_pl_y_wh = sqr(objGeo.m_fh_w) * objGeo.m_ft_w / 4.0f;
m_fM_pl_y = objCrSc.m_fW_pl_y * objMat.m_ff_y_f + rW_pl_y_wh * (objMat.m_ff_y_w - objMat.m_ff_y_f);
m_fM_pl_z = objCrSc.m_fW_pl_z * objMat.m_ff_y_w + rW_pl_z_f * (objMat.m_ff_y_f - objMat.m_ff_y_w);
// 6.3.2.3(1)
if (eProd == ECrScPrType1.eCrSc_rold)
{
m_fLambda_rel_LT_0 = objNAD.m_fLambda_rel_LT_0_IR;
m_fBeta_LT = objNAD.m_fBeta_LT_IR;
}
else
{
m_fLambda_rel_LT_0 = objNAD.m_fLambda_rel_LT_0_IS;
m_fBeta_LT = objNAD.m_fBeta_LT_IS;
}
if (objCrSc.m_fz_S == 0.0f)
objCrSc.m_fz_S = objGeo.m_fh / 2.0f;
m_bQuerschn_fuer_InterVerf_2_moeglich = true;
}
else
{
m_ft_V_z = objGeo.m_ft_w; // (6.20)
m_ft_V_y = Math.Min(objGeo.m_ft_fu, objGeo.m_ft_fb);
m_fA_fu = objGeo.m_fb_fu * objGeo.m_ft_fu;
m_fA_fb = objGeo.m_fb_fb * objGeo.m_ft_fb;
m_fA_f = Math.Min(m_fA_fu, m_fA_fb); // Temporary
m_fA_w = objGeo.m_fh_w * objGeo.m_ft_w;
m_fN_pl = m_fA_fu * objMat.m_ff_y_fu + m_fA_fb * objMat.m_ff_y_fb + m_fA_w * objMat.m_ff_y_w;
m_fN_u = m_fA_fu * objMat.m_ff_u_fu + m_fA_fb * objMat.m_ff_u_fb + m_fA_w * objMat.m_ff_u_w;
// 6.2.6(3) d) and e)
m_fA_v_z = m_fEta * objGeo.m_fh_w * objGeo.m_ft_w;
m_fA_v_y = objCrSc.m_fA - objGeo.m_fh_w * objGeo.m_ft_w;
float rz_pl_0 = 0.5f * (-objGeo.m_fb_fu * objGeo.m_ft_fu * objMat.m_ff_y_fu + objGeo.m_fh_w * objGeo.m_ft_w * objMat.m_ff_y_w + objGeo.m_fb_fb * objGeo.m_ft_fb * objMat.m_ff_y_fb) / (objGeo.m_ft_w * objMat.m_ff_y_w) + objGeo.m_ft_fu;
float rW_pl_y_wh;
if (rz_pl_0 >= objGeo.m_ft_fu && rz_pl_0 <= objGeo.m_fh - objGeo.m_ft_fb)
{
rW_pl_y_wh = sqr(rz_pl_0 - objGeo.m_ft_fu) * objGeo.m_ft_w / 2.0f + sqr(objGeo.m_fh - rz_pl_0 - objGeo.m_ft_fb) * objGeo.m_ft_w / 2.0f;
m_fM_pl_y = objGeo.m_fb_fu * objGeo.m_ft_fu * (rz_pl_0 - objGeo.m_ft_fu / 2.0f) * objMat.m_ff_y_fu +
rW_pl_y_wh * objMat.m_ff_y_w +
objGeo.m_fb_fb * objGeo.m_ft_fb * (objGeo.m_fh - rz_pl_0 - objGeo.m_ft_fb / 2.0f) * objMat.m_ff_y_fb;
}
else if (rz_pl_0 < objGeo.m_ft_fu)
{
rz_pl_0 = 0.5f * (objGeo.m_fb_fb * objGeo.m_ft_fb * objMat.m_ff_y_fb + objGeo.m_fb_fu * objGeo.m_ft_fu * objMat.m_ff_y_fu + objGeo.m_fh_w * objGeo.m_ft_w * objMat.m_ff_y_w) / (objGeo.m_fb_fu * objMat.m_ff_y_fu);
rW_pl_y_wh = objGeo.m_fh_w * objGeo.m_ft_w * (objGeo.m_fh_w / 2.0f + objGeo.m_ft_fu - rz_pl_0);
m_fM_pl_y = objGeo.m_fb_fu * (sqr(rz_pl_0) / 2.0f + sqr(objGeo.m_ft_fu - rz_pl_0) / 2.0f) * objMat.m_ff_y_fu +
rW_pl_y_wh * objMat.m_ff_y_w +
objGeo.m_fb_fb * objGeo.m_ft_fb * (objGeo.m_fh - rz_pl_0 - objGeo.m_ft_fb / 2.0f) * objMat.m_ff_y_fb;
}
else
{
rz_pl_0 = -0.5f * (objGeo.m_fb_fu * objGeo.m_ft_fu * objMat.m_ff_y_fu + objGeo.m_fh_w * objGeo.m_ft_w * objMat.m_ff_y_w - objGeo.m_fb_fb * objMat.m_ff_y_fb * objGeo.m_ft_fu - objGeo.m_fb_fb * objMat.m_ff_y_fb * objGeo.m_fh_w - objGeo.m_fh * objGeo.m_fb_fb * objMat.m_ff_y_fb) / (objGeo.m_fb_fb * objMat.m_ff_y_fb);
rW_pl_y_wh = objGeo.m_fh_w * objGeo.m_ft_w * (rz_pl_0 - objGeo.m_ft_fu - objGeo.m_fh_w / 2.0f);
m_fM_pl_y = objGeo.m_fb_fu * objGeo.m_ft_fu * (rz_pl_0 - objGeo.m_ft_fu / 2.0f) * objMat.m_ff_y_fu +
rW_pl_y_wh * objMat.m_ff_y_w +
objGeo.m_fb_fb * objGeo.m_ft_fb * (sqr(objGeo.m_fh - rz_pl_0) / 2.0f + sqr(rz_pl_0 - objGeo.m_fh_w - objGeo.m_ft_fu) / 2.0f) * objMat.m_ff_y_fb;
}
float rW_pl_y_w = m_fEta * rW_pl_y_wh; // Acc. to 6.2.6(3) d)
float rW_pl_z_fo = 2.0f * (objGeo.m_fb_fu / 2.0f * objGeo.m_ft_fu * objGeo.m_fb_fu / 4.0f);
float rW_pl_z_fu = 2.0f * (objGeo.m_fb_fb / 2.0f * objGeo.m_ft_fb * objGeo.m_fb_fb / 4.0f);
float rW_pl_z_f = rW_pl_z_fo + rW_pl_z_fu; // Acc. to 6.2.6(3) e)
m_fM_pl_z = objCrSc.m_fW_pl_z * objMat.m_ff_y_w + rW_pl_z_fo * (objMat.m_ff_y_fu - objMat.m_ff_y_w) + rW_pl_z_fu * (objMat.m_ff_y_fb - objMat.m_ff_y_w);
// 6.3.2.3(1)
m_fLambda_rel_LT_0 = objNAD.m_fLambda_rel_LT_0_IS;
m_fBeta_LT = objNAD.m_fBeta_LT_IS;
objGeo.m_fb = Math.Min(objGeo.m_fb_fu, objGeo.m_fb_fb); // Tab. 6.4 resp. 6.5
// Symmetriu musim urcovat skor - uz pri vytvoreni tried Geo a CrSc
/*
if (Math.Abs(objCrSc.m_fz_S - objGeo.m_fh / 2.0f) > objGeo.m_fh * 1.0e-3f)
bDoppeltSymmQuerschnitt = FALSE;
*/
m_bQuerschn_fuer_InterVerf_2_moeglich = true;
}
}
void GetCrSc4_ID(CCrSc objCrSc, C_GEO___I objGeo, C_IFO objIFO, C_STR___I objStr, C___I objC__I, C_MAT___I objMat, C_ADD___I objAdd)
{
if (objC__I.m_iClass_f == 4)
{
// EN 1993-1-5, Table 4.2
GetEff_OUT(objStr.m_fSigma_fulA,
objStr.m_fSigma_fulB,
objGeo.m_fc_f,
objGeo.m_ft_f,
objMat.m_fEps_f,
fSigma_1_ful,
fSigma_2_ful,
fPsi_ful,
fk_Sigma_ful,
fLambda_rel_p_ful,
fRho_ful,
fb_eff_ful,
fb_red_ful,
fb_em_ful,
objMat.BStainlessS);
// EN 1993-1-5, Table 4.2
GetEff_OUT(objStr.m_fSigma_furA,
objStr.m_fSigma_furB,
objGeo.m_fc_f,
objGeo.m_ft_f,
objMat.m_fEps_f,
fSigma_1_fur,
fSigma_2_fur,
fPsi_fur,
fk_Sigma_fur,
fLambda_rel_p_fur,
fRho_fur,
fb_eff_fur,
fb_red_fur,
fb_em_fur,
objMat.BStainlessS);
// EN 1993-1-5, Table 4.2
GetEff_OUT(objStr.m_fSigma_fblA,
objStr.m_fSigma_fblB,
objGeo.m_fc_f,
objGeo.m_ft_f,
objMat.m_fEps_f,
fSigma_1_fbl,
fSigma_2_fbl,
fPsi_fbl,
fk_Sigma_fbl,
fLambda_rel_p_fbl,
fRho_fbl,
fb_eff_fbl,
fb_red_fbl,
fb_em_bl,
objMat.BStainlessS);
// EN 1993-1-5, Table 4.2
GetEff_OUT(objStr.m_fSigma_fbrA,
objStr.m_fSigma_fbrB,
objGeo.m_fc_f,
objGeo.m_ft_f,
objMat.m_fEps_f,
fSigma_1_fbr,
fSigma_2_fbr,
fPsi_fbr,
fk_Sigma_fbr,
fLambda_rel_p_fbr,
fRho_fbr,
fb_eff_fbr,
fb_red_fbr,
fb_em_br,
objMat.BStainlessS);
fA_eff_f = objCrSc.m_fA - (fb_red_ful + fb_red_fur + fb_red_fbl + fb_red_fbr) * objGeo.m_ft_f;
fz_eff_c_f = (objCrSc.m_fA * objGeo.m_fh / 2.0f -
fb_red_ful * objGeo.m_ft_f * objGeo.m_ft_f / 2.0f -
fb_red_fur * objGeo.m_ft_f * objGeo.m_ft_f / 2.0f -
fb_red_fbl * objGeo.m_ft_f * (objGeo.m_fh - objGeo.m_ft_f / 2.0f) -
fb_red_fbr * objGeo.m_ft_f * (objGeo.m_fh - objGeo.m_ft_f / 2.0f)
) / fA_eff_f;
fy_eff_c_f = (objCrSc.m_fA * objGeo.m_fb / 2.0f -
fb_red_ful * objGeo.m_ft_f * fb_em_ful -
fb_red_fur * objGeo.m_ft_f * (objGeo.m_fb - fb_em_fur) -
fb_red_fbl * objGeo.m_ft_f * fb_em_bl -
fb_red_fbr * objGeo.m_ft_f * (objGeo.m_fb - fb_em_br)
) / fA_eff_f;
fI_eff_y_f = objCrSc.m_fI_y +
objCrSc.m_fA * sqr(fz_eff_c_f - objGeo.m_fh / 2.0f) -
fb_red_ful * (float)Math.Pow(objGeo.m_ft_f, 3) / 12.0f -
fb_red_ful * objGeo.m_ft_f * sqr(fz_eff_c_f - objGeo.m_ft_f / 2.0f) -
fb_red_fur * (float)Math.Pow(objGeo.m_ft_f, 3) / 12.0f -
fb_red_fur * objGeo.m_ft_f * sqr(fz_eff_c_f - objGeo.m_ft_f / 2.0f) -
fb_red_fbl * (float)Math.Pow(objGeo.m_ft_f, 3) / 12.0f -
fb_red_fbl * objGeo.m_ft_f * sqr(objGeo.m_fh - fz_eff_c_f - objGeo.m_ft_f / 2.0f) -
fb_red_fbr * (float)Math.Pow(objGeo.m_ft_f, 3) / 12.0f -
fb_red_fbr * objGeo.m_ft_f * sqr(objGeo.m_fh - fz_eff_c_f - objGeo.m_ft_f / 2.0f);
fI_eff_z_f = objCrSc.m_fI_z +
objCrSc.m_fA * sqr(fy_eff_c_f - objGeo.m_fb / 2.0f) -
(float)Math.Pow(fb_red_ful, 3) * objGeo.m_ft_f / 12.0f -
fb_red_ful * objGeo.m_ft_f * sqr(fy_eff_c_f - fb_em_ful) -
(float)Math.Pow(fb_red_fur, 3) * objGeo.m_ft_f / 12.0f -
fb_red_fur * objGeo.m_ft_f * sqr(objGeo.m_fb - fy_eff_c_f - fb_em_fur) -
(float)Math.Pow(fb_red_fbl, 3) * objGeo.m_ft_f / 12.0f -
fb_red_fbl * objGeo.m_ft_f * sqr(fy_eff_c_f - fb_em_bl) -
(float)Math.Pow(fb_red_fbr, 3) * objGeo.m_ft_f / 12.0f -
fb_red_fbr * objGeo.m_ft_f * sqr(objGeo.m_fb - fy_eff_c_f - fb_em_br);
}
else
{
fb_red_ful = 0.0f;
fb_red_fur = 0.0f;
fb_red_fbl = 0.0f;
fb_red_fbr = 0.0f;
fb_em_ful = 0.0f;
fb_em_fur = 0.0f;
fb_em_bl = 0.0f;
fb_em_br = 0.0f;
fA_eff_f = objCrSc.m_fA;
fz_eff_c_f = objGeo.m_fh / 2.0f;
fy_eff_c_f = objGeo.m_fb / 2.0f;
fI_eff_y_f = objCrSc.m_fI_y;
fI_eff_z_f = objCrSc.m_fI_z;
}
if (objC__I.m_iClass_w == 4)
{
float rSigma_N = objIFO.FN_Ed / fA_eff_f;
float fSigma_My_wu = objIFO.FM_y_Ed / fI_eff_y_f * (fz_eff_c_f - objGeo.m_ft_f - objGeo.m_fr);
float fSigma_My_wb = objIFO.FM_y_Ed / fI_eff_y_f * (objGeo.m_fh - fz_eff_c_f - objGeo.m_ft_f - objGeo.m_fr);
float rSigma_Mz = objIFO.FM_z_Ed / fI_eff_z_f * (fy_eff_c_f - objGeo.m_fb / 2.0f);
objStr.m_fSigma_wA = rSigma_N - fSigma_My_wu + rSigma_Mz;
objStr.m_fSigma_wB = rSigma_N + fSigma_My_wb + rSigma_Mz;
// EN 1993-1-5, Table 4.1
GetEff_INT(objStr.m_fSigma_wA,
objStr.m_fSigma_wB,
objGeo.m_fc_w,
objGeo.m_ft_w,
objMat.m_fEps_w,
fSigma_1_w,
fSigma_2_w,
fPsi_w,
fk_Sigma_w,
fLambda_rel_p_w,
fRho_w,
fb_eff_w,
fb_e1_w,
fb_e2_w,
fb_red_w,
fb_em_w,
objMat.BStainlessS);
m_fA_eff = fA_eff_f - fb_red_w * objGeo.m_ft_w;
fz_eff_c = (objCrSc.m_fA * objGeo.m_fh / 2.0f -
fb_red_ful * objGeo.m_ft_f * objGeo.m_ft_f / 2.0f -
fb_red_fur * objGeo.m_ft_f * objGeo.m_ft_f / 2.0f -
fb_red_fbl * objGeo.m_ft_f * (objGeo.m_fh - objGeo.m_ft_f / 2.0f) -
fb_red_fbr * objGeo.m_ft_f * (objGeo.m_fh - objGeo.m_ft_f / 2.0f) -
fb_red_w * objGeo.m_ft_w * (fb_em_w + objGeo.m_fr + objGeo.m_ft_f)
) / m_fA_eff;
fy_eff_c = (objCrSc.m_fA * objGeo.m_fb / 2.0f -
fb_red_ful * objGeo.m_ft_f * fb_em_ful -
fb_red_fur * objGeo.m_ft_f * (objGeo.m_fb - fb_em_fur) -
fb_red_fbl * objGeo.m_ft_f * fb_em_bl -
fb_red_fbr * objGeo.m_ft_f * (objGeo.m_fb - fb_em_br) -
fb_red_w * objGeo.m_ft_w * objGeo.m_fb / 2.0f
) / m_fA_eff;
m_fI_eff_y = objCrSc.m_fI_y +
objCrSc.m_fA * sqr(fz_eff_c - objGeo.m_fh / 2.0f) -
fb_red_ful * (float)Math.Pow(objGeo.m_ft_f, 3) / 12.0f -
fb_red_ful * objGeo.m_ft_f * sqr(fz_eff_c - objGeo.m_ft_f / 2.0f) -
fb_red_fur * (float)Math.Pow(objGeo.m_ft_f, 3) / 12.0f -
fb_red_fur * objGeo.m_ft_f * sqr(fz_eff_c - objGeo.m_ft_f / 2.0f) -
fb_red_fbl * (float)Math.Pow(objGeo.m_ft_f, 3) / 12.0f -
fb_red_fbl * objGeo.m_ft_f * sqr(objGeo.m_fh - fz_eff_c - objGeo.m_ft_f / 2.0f) -
fb_red_fbr * (float)Math.Pow(objGeo.m_ft_f, 3) / 12.0f -
fb_red_fbr * objGeo.m_ft_f * sqr(objGeo.m_fh - fz_eff_c - objGeo.m_ft_f / 2.0f) -
(float)Math.Pow(fb_red_w, 3) * objGeo.m_ft_w / 12.0f -
fb_red_w * objGeo.m_ft_w * sqr(fz_eff_c - objGeo.m_ft_f - fb_em_w - objGeo.m_fr);
m_fI_eff_z = objCrSc.m_fI_z +
objCrSc.m_fA * sqr(fy_eff_c - objGeo.m_fb / 2.0f) -
(float)Math.Pow(fb_red_ful, 3) * objGeo.m_ft_f / 12.0f -
fb_red_ful * objGeo.m_ft_f * sqr(fy_eff_c - fb_em_ful) -
(float)Math.Pow(fb_red_fur, 3) * objGeo.m_ft_f / 12.0f -
fb_red_fur * objGeo.m_ft_f * sqr(objGeo.m_fb - fy_eff_c - fb_em_fur) -
(float)Math.Pow(fb_red_fbl, 3) * objGeo.m_ft_f / 12.0f -
fb_red_fbl * objGeo.m_ft_f * sqr(fy_eff_c - fb_em_bl) -
(float)Math.Pow(fb_red_fbr, 3) * objGeo.m_ft_f / 12.0f -
fb_red_fbr * objGeo.m_ft_f * sqr(objGeo.m_fb - fy_eff_c - fb_em_br) -
(float)Math.Pow(objGeo.m_ft_w, 3) * fb_red_w / 12.0f -
objGeo.m_ft_w * fb_red_w * sqr(fy_eff_c - objGeo.m_fb / 2.0f);
}
else
{
fb_red_w = 0.0f;
m_fA_eff = fA_eff_f;
fz_eff_c = fz_eff_c_f;
fy_eff_c = fy_eff_c_f;
m_fI_eff_y = fI_eff_y_f;
m_fI_eff_z = fI_eff_z_f;
}
float fA_f_eff = objAdd.m_fA_f - (fb_red_ful + fb_red_fur + fb_red_fbl + fb_red_fbr) * objGeo.m_ft_f;
float fA_w_eff = objAdd.m_fA_w - fb_red_w * objGeo.m_ft_w;
m_fN_pl_eff = fA_f_eff * objMat.m_ff_y_f + fA_w_eff * objMat.m_ff_y_w;
m_fe_Ny = fz_eff_c - objGeo.m_fh / 2.0f;
m_fe_Nz = fy_eff_c - objGeo.m_fb / 2.0f;
m_fW_eff_y_min = m_fI_eff_y / Math.Max(fz_eff_c, objGeo.m_fh - fz_eff_c);
m_fW_eff_z_min = m_fI_eff_z / Math.Max(fy_eff_c - Math.Min(fb_red_ful, fb_red_fbl), objGeo.m_fb - fy_eff_c - Math.Min(fb_red_fur, fb_red_fbr));
}
/*
// Flanges
float fSigma_1_ful,
fSigma_2_ful,
fPsi_ful,
fk_Sigma_ful,
fLambda_rel_p_ful,
fRho_ful,
fb_eff_ful,
fb_red_ful,
fb_em_ful,
fSigma_1_fur,
fSigma_2_fur,
fPsi_fur,
fk_Sigma_fur,
fLambda_rel_p_fur,
fRho_fur,
fb_eff_fur,
fb_red_fur,
fb_em_fur,
fSigma_1_fbl,
fSigma_2_fbl,
fPsi_fbl,
fk_Sigma_fbl,
fLambda_rel_p_fbl,
fRho_fbl,
fb_eff_fbl,
fb_red_fbl,
fb_em_bl,
fSigma_1_fbr,
fSigma_2_fbr,
fPsi_fbr,
fk_Sigma_fbr,
fLambda_rel_p_fbr,
fRho_fbr,
fb_eff_fbr,
fb_red_fbr,
fb_em_br;
// Web
float fSigma_1_w,
fSigma_2_w,
fPsi_w,
fk_Sigma_w,
fLambda_rel_p_w,
fRho_w,
fb_eff_w,
fb_e1_w,
fb_e2_w,
fb_red_w,
fb_em_w;
float fA_eff_f,
fz_eff_c_f,
fy_eff_c_f,
fI_eff_y_f,
fI_eff_z_f;
// Web
float fz_eff_c,
fy_eff_c;
*/
void GetCrSc4_IM(CCrSc objCrSc, C_GEO___I objGeo, C_IFO objIFO, C_STR___I objStr, C___I objC__I, C_MAT___I objMat, C_ADD___I objAdd)
{
if (objC__I.m_iClass_fu == 4 || objC__I.m_iClass_fb == 4)
{
// EN 1993-1-5, Table 4.2
GetEff_OUT(objStr.m_fSigma_fulA,
objStr.m_fSigma_fulB,
objGeo.m_fc_fu,
objGeo.m_ft_fu,
objMat.m_fEps_fu,
fSigma_1_ful,
fSigma_2_ful,
fPsi_ful,
fk_Sigma_ful,
fLambda_rel_p_ful,
fRho_ful,
fb_eff_ful,
fb_red_ful,
fb_em_ful,
objMat.BStainlessS);
// EN 1993-1-5, Tabl e 4.2
GetEff_OUT(objStr.m_fSigma_furA,
objStr.m_fSigma_furB,
objGeo.m_fc_fu,
objGeo.m_ft_fu,
objMat.m_fEps_fu,
fSigma_1_fur,
fSigma_2_fur,
fPsi_fur,
fk_Sigma_fur,
fLambda_rel_p_fur,
fRho_fur,
fb_eff_fur,
fb_red_fur,
fb_em_fur,
objMat.BStainlessS);
// EN 1993-1-5, Table 4.2
GetEff_OUT(objStr.m_fSigma_fblA,
objStr.m_fSigma_fblB,
objGeo.m_fc_fb,
objGeo.m_ft_fb,
objMat.m_fEps_fb,
fSigma_1_fbl,
fSigma_2_fbl,
fPsi_fbl,
fk_Sigma_fbl,
fLambda_rel_p_fbl,
fRho_fbl,
fb_eff_fbl,
fb_red_fbl,
fb_em_bl,
objMat.BStainlessS);
// EN 1993-1-5, Table 4.2
GetEff_OUT(objStr.m_fSigma_fbrA,
objStr.m_fSigma_fbrB,
objGeo.m_fc_fb,
objGeo.m_ft_fb,
objMat.m_fEps_fb,
fSigma_1_fbr,
fSigma_2_fbr,
fPsi_fbr,
fk_Sigma_fbr,
fLambda_rel_p_fbr,
fRho_fbr,
fb_eff_fbr,
fb_red_fbr,
fb_em_br,
objMat.BStainlessS);
fA_eff_f = objCrSc.m_fA - (fb_red_ful + fb_red_fur) * objGeo.m_ft_fu - (fb_red_fbl + fb_red_fbr) * objGeo.m_ft_fb;
fz_eff_c_f = (objCrSc.m_fA * objCrSc.m_fz_S -
fb_red_ful * objGeo.m_ft_fu * objGeo.m_ft_fu / 2.0f -
fb_red_fur * objGeo.m_ft_fu * objGeo.m_ft_fu / 2.0f -
fb_red_fbl * objGeo.m_ft_fb * (objGeo.m_fh - objGeo.m_ft_fb / 2.0f) -
fb_red_fbr * objGeo.m_ft_fb * (objGeo.m_fh - objGeo.m_ft_fb / 2.0f)
) / fA_eff_f;
float rb_d = (objGeo.m_fb_fu - objGeo.m_fb_fb) / 2.0f;
fy_eff_c_f = (objCrSc.m_fA * objGeo.m_fb_fu / 2.0f -
fb_red_ful * objGeo.m_ft_fu * fb_em_ful -
fb_red_fur * objGeo.m_ft_fu * (objGeo.m_fb_fu - fb_em_fur) -
fb_red_fbl * objGeo.m_ft_fb * (rb_d + fb_em_bl) -
fb_red_fbr * objGeo.m_ft_fb * (objGeo.m_fb_fu - rb_d - fb_em_br)
) / fA_eff_f;
fI_eff_y_f = objCrSc.m_fI_y +
objCrSc.m_fA * sqr(fz_eff_c_f - objCrSc.m_fz_S) -
fb_red_ful * (float)Math.Pow(objGeo.m_ft_fu, 3) / 12.0f -
fb_red_ful * objGeo.m_ft_fu * sqr(fz_eff_c_f - objGeo.m_ft_fu / 2.0f) -
fb_red_fur * (float)Math.Pow(objGeo.m_ft_fu, 3) / 12.0f -
fb_red_fur * objGeo.m_ft_fu * sqr(fz_eff_c_f - objGeo.m_ft_fu / 2.0f) -
fb_red_fbl * (float)Math.Pow(objGeo.m_ft_fb, 3) / 12.0f -
fb_red_fbl * objGeo.m_ft_fb * sqr(objGeo.m_fh - fz_eff_c_f - objGeo.m_ft_fb / 2.0f) -
fb_red_fbr * (float)Math.Pow(objGeo.m_ft_fb, 3) / 12.0f -
fb_red_fbr * objGeo.m_ft_fb * sqr(objGeo.m_fh - fz_eff_c_f - objGeo.m_ft_fb / 2.0f);
fI_eff_z_f = objCrSc.m_fI_z +
objCrSc.m_fA * sqr(fy_eff_c_f - objGeo.m_fb_fu / 2.0f) -
(float)Math.Pow(fb_red_ful, 3) * objGeo.m_ft_fu / 12.0f -
fb_red_ful * objGeo.m_ft_fu * sqr(fy_eff_c_f - fb_em_ful) -
(float)Math.Pow(fb_red_fur, 3) * objGeo.m_ft_fu / 12.0f -
fb_red_fur * objGeo.m_ft_fu * sqr(objGeo.m_fb_fu - fy_eff_c_f - fb_em_fur) -
(float)Math.Pow(fb_red_fbl, 3) * objGeo.m_ft_fb / 12.0f -
fb_red_fbl * objGeo.m_ft_fb * sqr(fy_eff_c_f - rb_d - fb_em_bl) -
(float)Math.Pow(fb_red_fbr, 3) * objGeo.m_ft_fb / 12.0f -
fb_red_fbr * objGeo.m_ft_fb * sqr(objGeo.m_fb_fb + rb_d - fy_eff_c_f - fb_em_br);
}
else
{
fb_red_ful = 0.0f;
fb_red_fur = 0.0f;
fb_red_fbl = 0.0f;
fb_red_fbr = 0.0f;
fb_em_ful = 0.0f;
fb_em_fur = 0.0f;
fb_em_bl = 0.0f;
fb_em_br = 0.0f;
fA_eff_f = objCrSc.m_fA;
fz_eff_c_f = objCrSc.m_fz_S;
fy_eff_c_f = objGeo.m_fb_fu / 2.0f;
fI_eff_y_f = objCrSc.m_fI_y;
fI_eff_z_f = objCrSc.m_fI_z;
}
if (objC__I.m_iClass_w == 4)
{
float rSigma_N = objIFO.FN_Ed / fA_eff_f;
float fSigma_My_wu = objIFO.FM_y_Ed / fI_eff_y_f * (fz_eff_c_f - objGeo.m_ft_fu - objGeo.m_fr_su);
float fSigma_My_wb = objIFO.FM_y_Ed / fI_eff_y_f * (objGeo.m_fh - fz_eff_c_f - objGeo.m_ft_fb - objGeo.m_fr_sb);
float rSigma_Mz = objIFO.FM_z_Ed / fI_eff_z_f * (fy_eff_c_f - objGeo.m_fb_fu / 2.0f);
objStr.m_fSigma_wA = rSigma_N - fSigma_My_wu + rSigma_Mz;
objStr.m_fSigma_wB = rSigma_N + fSigma_My_wb + rSigma_Mz;
// EN 1993-1-5, Table 4.1
GetEff_INT(objStr.m_fSigma_wA,
objStr.m_fSigma_wB,
objGeo.m_fc_w,
objGeo.m_ft_w,
objMat.m_fEps_w,
fSigma_1_w,
fSigma_2_w,
fPsi_w,
fk_Sigma_w,
fLambda_rel_p_w,
fRho_w,
fb_eff_w,
fb_e1_w,
fb_e2_w,
fb_red_w,
fb_em_w,
objMat.BStainlessS);
m_fA_eff = fA_eff_f - fb_red_w * objGeo.m_ft_w;
fz_eff_c = (objCrSc.m_fA * objCrSc.m_fz_S -
fb_red_ful * objGeo.m_ft_fu * objGeo.m_ft_fu / 2.0f -
fb_red_fur * objGeo.m_ft_fu * objGeo.m_ft_fu / 2.0f -
fb_red_fbl * objGeo.m_ft_fb * (objGeo.m_fh - objGeo.m_ft_fb / 2.0f) -
fb_red_fbr * objGeo.m_ft_fb * (objGeo.m_fh - objGeo.m_ft_fb / 2.0f) -
fb_red_w * objGeo.m_ft_w * (fb_em_w + objGeo.m_fr_su + objGeo.m_ft_fu)
) / m_fA_eff;
float rb_d = (objGeo.m_fb_fu - objGeo.m_fb_fb) / 2.0f;
fy_eff_c = (objCrSc.m_fA * objGeo.m_fb_fu / 2.0f -
fb_red_ful * objGeo.m_ft_fu * fb_em_ful -
fb_red_fur * objGeo.m_ft_fu * (objGeo.m_fb_fu - fb_em_fur) -
fb_red_fbl * objGeo.m_ft_fb * (rb_d + fb_em_bl) -
fb_red_fbr * objGeo.m_ft_fb * (objGeo.m_fb_fu - rb_d - fb_em_br) -
fb_red_w * objGeo.m_ft_w * objGeo.m_fb_fu / 2.0f
) / m_fA_eff;
// Trägheitsmomente des wirksamen relschnitts
m_fI_eff_y = objCrSc.m_fI_y +
objCrSc.m_fA * sqr(fz_eff_c - objCrSc.m_fz_S) -
fb_red_ful * (float)Math.Pow(objGeo.m_ft_fu, 3) / 12.0f -
fb_red_ful * objGeo.m_ft_fu * sqr(fz_eff_c - objGeo.m_ft_fu / 2.0f) -
fb_red_fur * (float)Math.Pow(objGeo.m_ft_fu, 3) / 12.0f -
fb_red_fur * objGeo.m_ft_fu * sqr(fz_eff_c - objGeo.m_ft_fu / 2.0f) -
fb_red_fbl * (float)Math.Pow(objGeo.m_ft_fb, 3) / 12.0f -
fb_red_fbl * objGeo.m_ft_fb * sqr(objGeo.m_fh - fz_eff_c - objGeo.m_ft_fb / 2.0f) -
fb_red_fbr * (float)Math.Pow(objGeo.m_ft_fb, 3) / 12.0f -
fb_red_fbr * objGeo.m_ft_fb * sqr(objGeo.m_fh - fz_eff_c - objGeo.m_ft_fb / 2.0f) -
(float)Math.Pow(fb_red_w, 3) * objGeo.m_ft_w / 12.0f -
fb_red_w * objGeo.m_ft_w * sqr(fz_eff_c - objGeo.m_ft_fu - fb_em_w - objGeo.m_fr_su);
m_fI_eff_z = objCrSc.m_fI_z +
objCrSc.m_fA * sqr(fy_eff_c - objGeo.m_fb_fu / 2.0f) -
(float)Math.Pow(fb_red_ful, 3) * objGeo.m_ft_fu / 12.0f -
fb_red_ful * objGeo.m_ft_fu * sqr(fy_eff_c - fb_em_ful) -
(float)Math.Pow(fb_red_fur, 3) * objGeo.m_ft_fu / 12.0f -
fb_red_fur * objGeo.m_ft_fu * sqr(objGeo.m_fb_fu - fy_eff_c - fb_em_fur) -
(float)Math.Pow(fb_red_fbl, 3) * objGeo.m_ft_fb / 12.0f -
fb_red_fbl * objGeo.m_ft_fb * sqr(fy_eff_c_f - rb_d - fb_em_bl) -
(float)Math.Pow(fb_red_fbr, 3) * objGeo.m_ft_fb / 12.0f -
fb_red_fbr * objGeo.m_ft_fb * sqr(objGeo.m_fb_fb + rb_d - fy_eff_c_f - fb_em_br) -
(float)Math.Pow(objGeo.m_ft_w, 3) * fb_red_w / 12.0f -
objGeo.m_ft_w * fb_red_w * sqr(fy_eff_c - objGeo.m_fb_fu / 2.0f);
}
else
{
fb_red_w = 0.0f;
m_fA_eff = fA_eff_f;
fz_eff_c = fz_eff_c_f;
fy_eff_c = fy_eff_c_f;
m_fI_eff_y = fI_eff_y_f;
m_fI_eff_z = fI_eff_z_f;
}
float fA_fu_eff = objAdd.m_fA_fu - (fb_red_ful + fb_red_fur) * objGeo.m_ft_fu;
float fA_fb_eff = objAdd.m_fA_fb - (fb_red_fbl + fb_red_fbr) * objGeo.m_ft_fb;
float fA_w_eff = objAdd.m_fA_w - fb_red_w * objGeo.m_ft_w;
m_fN_pl_eff = fA_fu_eff * objMat.m_ff_y_fu + fA_fb_eff * objMat.m_ff_y_fb + fA_w_eff * objMat.m_ff_y_w;
m_fe_Ny = fz_eff_c - objCrSc.m_fz_S;
m_fe_Nz = fy_eff_c - objGeo.m_fb_fu / 2.0f;
float fW_eff_y_fu = m_fI_eff_y / fz_eff_c;
float fW_eff_y_fb = m_fI_eff_y / (objGeo.m_fh - fz_eff_c);
m_fW_eff_y_min = Math.Min(fW_eff_y_fu, fW_eff_y_fb);
float fW_eff_z_fu = m_fI_eff_z / Math.Max(fy_eff_c - fb_red_ful, objGeo.m_fb_fu - fy_eff_c - fb_red_fur);
float fW_eff_z_fb = m_fI_eff_z / Math.Max(fy_eff_c + ((objGeo.m_fb_fb - objGeo.m_fb_fu) / 2.0f) - fb_red_fbl, objGeo.m_fb_fu + (objGeo.m_fb_fb - objGeo.m_fb_fu) / 2.0f - fy_eff_c - fb_red_fbr);
m_fW_eff_z_min = Math.Min(fW_eff_z_fu, fW_eff_z_fb);
}