P6屋顶采光顶钢架.doc

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1、6.采光顶主次钢梁计算一、计算说明自重荷载按0.8KN/M2基本雪荷载0.55KN/M2(积雪分部系数取1.0,按均匀分部情况取值)基本风荷载0.35KN/M2负风压时体型系数取2.0,组合计算取1.0;正风压时体型系数取0.6,组合系数取0.6;本次计算由软件自动导荷载施加荷载.二、计算简图计算简图(圆表示支座，数字为节点号)节点编号图单元编号图三、几何信息各节点信息如下表：节点号x坐标(m)y坐标(m)z坐标(m)x向约束y向约束z向约束绕x约束绕y约束绕z约束111.700-8.400-0.600√√27.800-8.400-0.

2、40233.900-8.400-0.1974-0.000-8.4000.0005-3.900-8.400-0.2046-7.800-8.400-0.4047-11.700-8.400-0.600√√√8-11.7000.000-0.600√√√9-7.8000.000-0.40410-3.9000.000-0.204110.0000.0000.000123.9000.000-0.197137.8000.000-0.4021411.7000.000-0.600√√1511.7008.400-0.600√√167.8008.400-0.40

3、2173.9008.400-0.19718-0.0008.4000.00019-3.9008.400-0.20420-7.8008.400-0.40421-11.7008.400-0.600√√√各单元信息如下表：单元号截面名称长度(m)面积(mm2)绕2轴惯性矩(x104mm4)绕3轴惯性矩(x104mm4)绕2轴计算长度系数绕3轴计算长度系数小节点释放大节点释放1矩300x200x8x88.4007744525798770.4760.476RyRzRyRz2矩300x200x8x88.4007744525798770.4760.47

4、6RyRzRyRz3矩300x200x8x88.4007744525798770.4760.476RyRzRyRz4矩300x200x8x88.4007744525798770.4760.476RyRzRyRz5矩300x200x8x88.4007744525798770.4760.476RyRzRyRz6矩300x200x8x88.4007744525798770.4760.476RyRzRyRz7矩300x200x8x88.4007744525798770.4760.476RyRzRyRz8矩300x200x8x88.4007744

5、525798770.4760.476RyRzRyRz9矩300x200x8x88.4007744525798770.4760.476RyRzRyRz10矩300x200x8x88.4007744525798770.4760.476RyRzRyRz11矩850x350x203.905575001.0241.024------12矩850x350x203.905575001.0241.024------13矩850x350x203.905575001.0241.024------14矩850x350x203.905575001.0241.0

6、24------15矩850x350x203.905575001.0241.024------16矩850x350x203.905575001.0241.024------17矩850x350x203.905575001.0241.024------18矩850x350x203.905575001.0241.024------19矩850x350x203.905575001.0241.024------20矩850x350x203.905575001.0241.024------21矩850x350x203.905575001.0241

7、.024------22矩850x350x203.905575001.0241.024------23矩850x350x203.905575001.0241.024------24矩850x350x203.905575001.0241.024------25矩850x350x203.905575001.0241.024------26矩850x350x203.905575001.0241.024------27矩850x350x203.905575001.0241.024------28矩850x350x203.905575001.02

8、41.024------29矩300x200x8x88.4007744525798770.4760.476RyRzRyRz30矩300x200x8x88.4007744525798770.4760.476R