Research on Judging Key Components for Collapse of Space Structures

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Abstract:

The key components of space steel frame structures which included 1-5 story respectively were judged by using energy method. It was shown in the results that besides interior and corner columns, adjacent side columns in low buildings should be paid attention to in analyzing progressive collapse. The approach of utilizing story as weight to modify importance factor of space frame structure was also proposed, and the modified importance factor complied better with collapse resistant characteristics of real buildings.

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1459-1464

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May 2012

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© 2012 Trans Tech Publications Ltd. All Rights Reserved

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