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焦柯,黎國彬(廣東省建筑設(shè)計研究院, 廣州 510010)
[摘要]比較了6個常用動力彈塑性分析軟件的計算模型和結(jié)果,并分析比較了彈塑性計算結(jié)果與擬靜力試驗結(jié)果的差異,塑性鉸模型和纖維束模型在模擬梁、柱構(gòu)件上的差異,以及纖維束模型、殼元損傷模型和彈塑性墻元模型在模擬剪力墻構(gòu)件上的差異。工程算例表明,各軟件計算的框架結(jié)構(gòu)變形和動力特性基本一致,但剪力墻結(jié)構(gòu)存在一定差異。最后給出4點建議供選擇彈塑性時程分析軟件時參考。
[關(guān)鍵詞]彈塑性分析軟件; 動力彈塑性分析; 計算對比
中圖分類號:TU31141文獻標識碼:A文章編號:1002848X(2013)11006008
Contrast calculation and selection of the dynamic elasticplastic analysis software of building structures
Jiao Ke, Li Guobin(The Architectural Design and Research Institute of Guangdong Province, Guangzhou 510010, China)
Abstract:The computing models and results of 6 commonly used dynamic elasticplastic analysis softwares were compared. The differences between the elasticplastic calculation results and the static test results,the differences between the plastic hinge model and the fiber model for beams and slabs, and the differences among the fiber model, the shell element model and the elasticplastic damage model for shearwalls were analyzed. The calculation results of buildings show that the deformation and bearing capacity of the frame structures by different softwares are almost same, but there are some differences for shearwall structures. Finally, 4 important points summed up for choosing an appropriate elasticplastic software were given.
Keywords:elasticplastic analysis software; dynamic elasticplastic analysis; contrast calculation
作者簡介:焦柯,教授級高工,Email:gscad@21cn.com。
參考文獻
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