異形幕墻慣性矩抵抗矩計算

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說明:此計算程式要求鋁框受拉邊應(yīng)位于X軸或Y軸上.3寬度b高度hFi=b*h矩形形心Xi矩形形心YiIxi=bh/12233.5mm5.5mm184.25mm16.75mm2.75mm464.46C1幕墻233.5mm5.5mm184.25mm55.25mm2.75mm464.4624mm185mm740mm2mm92.5mm2110541.6724mm185mm740mm70mm92.5mm2110541.67272mm5.4mm388.8mm36mm179.6mm944.7824mm20mm80mm24mm169.6mm2666.6724mm20mm80mm48mm169.6mm2666.6724mm20mm80mm62mm15.5mm2666.6724mm20mm80mm72mm15.5mm2666.67224mm4mm96mm36mm17.5mm128.00復(fù)合截面A=∑F2i2653.3mm復(fù)合截面靜矩:Sx=∑F*Y3ii239037.86mmSy=∑F*X3ii100478.80mm復(fù)合截面形心位置:Xc=Sy/A37.87mmYc=Sx/A90.09mm22各個矩形的慣性矩:Ix=Ixi+(Yc-Yi)*FiIy=Iyi+(Xc-Xi)*Fi441405999.21mm99411.84mm441405999.21mm72890.61mm442114836.89mm953079.34mm442114836.89mm764945.92mm443115971.99mm169320.28mm44-3694.07mm15495.42mm44508404.01mm8317.04mm44447769.37mm46689.65mm44447769.37mm93298.66mm44505992.39mm4943.48mm復(fù)合截面慣性矩:4Ixc=12,063,885.26mm

14Iyc=2,228,392.23mm復(fù)合截面抵抗矩:33Wxc=133,908.11mmWyc=58,844.19mm

2說明:此計算程式要求鋁框受拉邊應(yīng)位于X軸或Y軸上.33Ixi=bh/12Iyi=hb/1244mm17231.21mm44mm17231.21mm44mm986.67mm44mm986.67mm44mm167961.60mm44mm106.67mm44mm106.67mm44mm106.67mm44mm106.67mm44mm4608.00mm

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