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staad计算的结果疑问
2008benben
积分
6
帖子
4
#1
2012-6-29 15:44
规范检验是AISC LRFD, 其中PNC值偏小,很奇怪,Pn=Ag*Fcr,根据下边的杆件参数,手算的计算结果偏差很大,
| Y PROPERTIES |
|************* | IN CMS UNIT |
| * |=============================| ===|=== ------------ |
|MEMBER 642 * | UPT | | AX=0.3354E+3 |
| * | UP G027 | | --Z AY=0.1355E+3 |
|DESIGN CODE * | | | AZ=0.1387E+3 |
| LRFD 2001 * =============================== ===|=== PY=0.6154E+5 |
| * PZ=0.6734E+5 |
| * |<---LENGTH (M)= 7.16 --->| RY=0.1908E+2 |
|************* RZ=0.2526E+2 |
| |
| 213.1 (KNS-METRE) |
|PARAMETER | L100CAPACITIES |
|IN KNS CMS | L100 IN KNS METRE |
|--------------- + -------------|
| KL/R-Y= 37.53 | L100 PNC=0.2785E+4|
| KL/R-Z= 28.34 + L100 pnc=0.3017E+4|
| UNL = 716.00 |L100 PNT=0.7094E+4|
| CB = 2.19 + L100 L100 pnt=0.0000E+0|
| PHIC = 0.85 | MNZ=0.4351E+3|
| PHIB = 0.90 + L100 L105 mnz=0.2131E+3|
| FYLD = 23.50 | L100L105 MNY=0.1302E+5|
| NSF = 1.00 +---+---+---+---+---+---+---+---+---+---| mny=0.2203E-3|
| DFF = 0.00 26.9 VN =0.8599E+3|
| dff = 0.00 ABSOLUTE MZ ENVELOPE vn =0.4653E+2|
| (WITH LOAD NO.) |
| |
| MAX FORCE/ MOMENT SUMMARY (KNS-METRE) |
| ------------------------- |
| |
| AXIAL SHEAR-Y SHEAR-Z MOMENT-Y MOMENT-Z |
| |
| VALUE 3016.7 46.5 7.0 47.0 213.1 |
| LOCATION 0.0 0.0 0.0 0.0 7.2 |
| LOADING 100 100 106 106 100 |
| |
|**************************************************************************|
|* *|
|* DESIGN SUMMARY (KNS-METRE) *|
|* -------------- *|
|* *|
|* RESULT/ CRITICAL COND/ RATIO/ LOADING/ *|
| FX MY MZ LOCATION |
| ====================================================== |
| FAIL LRFD-H1-1A-C 1.518 100 |
2008benben
积分
6
帖子
4
#2
2012-7-9 11:35
0 分
论坛里面没有高手么,这个结果谁帮我看看啊
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