半截面
截面面积
a 4.330000m^2 2.165000m^2y方向有效剪切面积asy 2.7061m^2 1.587151m^2z方向有效剪切面积asz 0.841995m^20.404951m^2对x轴的惯性距ixx 2.751347m^40.1263m^4对y轴的惯性距iyy 1.067091m^40.533545m^4对z轴的惯性距izz 15.681810
m^4
1.602599
m^4
y轴正方向截面中和轴到边缘纤维的距cyp 3.750000m 1.697479m y轴负方向截面中和轴到边缘纤维的距cym 3.750000m 2.052521m z轴正方向截面中和轴到边缘纤维的距czp 0.583815m 0.583815m z轴负方向截面中和轴到边缘纤维的距czm 0.816186m 0.816186m z 轴方向的剪切系数Qyb 0.993809m^20.993809m^2y轴方向的剪切系数Qzb 7.350083m^20.784191m^2截面外轮廓周长peri:o 17.259410m 13.154330m 截面内轮廓周长peri:i 8.049242
m
0.000000
m
截面最左侧到形心轴的距离
center:y 3.750000m 2.052521m 截面最下端到形心轴的距离
center:z 0.816186m
0.816186m
y1-3.750000m -2.052521m z10.583815m 0.583815m y2 3.750000m 1.697479m z20.583815m 0.583815m y3 2.250000m 1.697479m z3-0.816186m -0.816186m y4-2.250000m -0.552521m z4
-0.816186m -0.816186m
左上方最边缘点的y
、z坐标
右上方最边缘点的y
、z坐标
右下方最边缘点的y
、z坐标
左下方最边缘点的y
、z坐标
单箱单室
以下为例题,由此可见单箱单室对称截面可由中线切开
全截面
左侧沿中线切开
中部沿中线切开
a 6.722500m^2 2.224375m^2 2.273750m^2asy 4.7606m^2 1.563378m^2 1.804050m^2asz 1.107514m^20.392901m^20.4374m^2ixx 5.528866m^40.104817m^40.098510m^4iyy 1.994108m^40.594886m^40.752839m^4izz 70.337770
m^4
2.5905
m^4
1.8044
m^4
cyp 6.375000m 1.933359m 1.837500m cym 6.375000m 2.604141m 1.837500m czp 0.583901m 0.521329m 0.706327m czm 0.916100m 0.978671m 0.793673m Qyb 1.397119m^2 1.269512m^2 1.556250m^2Qzb 6.137219m^20.622597m^20.545350m^2peri:o 27.9080m 14.774210m 16.259340m peri:i 16.018680
m
0.000000
m
0.000000
m
center:y 6.375000m 2.604141m 1.837500m center:z 0.916100m 0.978671m
0.793673m y1-6.375000m -2.604141m -1.837500m z10.583901m 0.521329m 0.706327m y2 6.375000m 1.933359m 1.837500m z20.583901m 0.521329m 0.706327m y3 3.875000m 1.933359m 1.837500m z3-0.916100m -0.978671m -0.793673m y4-3.875000m -0.104142m -1.837500m z4
-0.916100
m
-0.978671m
-0.793673
m
单箱双室请特别注意输入时中间倒角的输入.
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