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施工阶段时间荷载是一个什么概念
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路桥人生
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Sep 1, 2006, 3:09:34 AM
9/1/06
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to 阳光软件.midas-civil
江老师请问,施工阶段时间荷载是一个什么概念?它的取值,对徐变有什么影响?在定义施工阶段的时候不是有龄期与持续时间的定义吗,为什么还要定义施工阶段时间荷载呢?这两者中有联系吗?
谢谢指导。
江安
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Sep 1, 2006, 3:15:28 AM
9/1/06
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如三跨连续刚构,二个墩子在施工时间有差异,1号墩比2号墩晚60天,为了建模方便,将二个墩按同一步骤安装。可是,徐变与损失不一样啊!这个时间荷载就是在计算徐变时,人为在材龄上增加的天数。
施工阶段中的材龄是迟续的,而时间荷载则是额外的。
在06-9-1,
路桥人生
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chenzha...@msn.com
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