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用板单元模拟剪力墙
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zio...@gmail.com
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Jul 19, 2007, 8:06:30 AM
7/19/07
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to Midas/civil讨论组
可以用板单元模拟剪力墙,板单元可以考虑平面外刚度。
当用板单元模拟墙时,需要将板单元细分,从理论上讲板单元分得越细越好(包括洞口周围),如果为了节省时间,可将板单元划分为1m~1.2m的网格,精
度应该可以了。洞口处可适当加密。
在Midas/gen中墙单元作为建筑结构上的分析单元,从理论上讲是从板单元上扩展而成的,其分析精度未必比将板单元非常细分的结果要"好",但分析
时节省了大量时间,且后处理上可直接按规范输出配筋结果,因此在专业设计软件上被广泛使用。用户在使用其他通用有限元软件时,可能会遇到没有墙单元的情
况,这时可使用板单元模拟,只是要注意细分。
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