请教etabs中文本的意思
liane841230
2010年10月17日 20:19:40
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* * * W A R N I N G * * * THE SOLUTION LOST 6.1 DIGITS OF ACCURACY FOR DOF UX OF JOINT 2959 LOCATED AT X = 24.416000, Y = 23.374000, Z = 9.900000, STIFFNESS MATRIX DIAGONAL VALUE = 2.2936E+13 * * * W A R N I N G * * *

* * * W A R N I N G * * *
THE SOLUTION LOST 6.1 DIGITS OF ACCURACY FOR DOF UX OF JOINT 2959
LOCATED AT X = 24.416000, Y = 23.374000, Z = 9.900000,
STIFFNESS MATRIX DIAGONAL VALUE = 2.2936E+13


* * * W A R N I N G * * *
ZERO RITZ STARTING VECTORS ELIMINATED,
NUMBER OF STARTING VECTORS REDUCED TO = 2


NUMBER OF RITZ MODES FOUND = 12
NUMBER OF GENERATION CYCLES PERFORMED = 6

(STIFFNESS ORTHOGONALITY MEASURE = 2.22E-16)
sunbcab
2010年10月18日 09:43:25
2楼
不懂。。。。。。。。。。。。
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liane841230
2010年11月19日 21:23:58
3楼
自己解答下,为以后遇到相同问题的哥们解决下:第一个是精读丢失,某些节点计算刚度是丢失一部分数据,即小数点后几位数不等,第二个分析时竖向起始向量没用。
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