立式圆柱型储液容器的小幅响应分析
摘要
本文基于欧拉方程和容器内液体的边界条件,利用伽辽金法建立了速度势ф为基本变量的液体晃动控制方程,推导出液体小幅晃动控制方程的"弱"形式。运用通用有限元程序ANSYS分析了地震作用下立式储液容器的小幅响应,给出了地震荷载下容器内液体的响应特征及容器壁的应变分布。
引文
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[2]郭骅.美国储液罐地震反应的研究概况[J].地震工程与工程振动,1982,1(3).
[3]D P Clough.Experimental evaluation of seismic design methods forbroad cylindrical tanks[R].Earthquake engineering research center,University of California,Berkeley,Report No.UCB/EERC-77/10,1977.
[4]F G Rammerstorger,K Scharf,F D Fischer.Storage tanks under earth-quake loading[J].J.appl.Mech.Rev.,1991,(43):261-281.
[5]G Fenves,A K Chopra.A computer program for earthquake analysis ofconcrete gravity dams[R].Report No.UCB/EERC-84/11 Earth-quake engineering research center,College of Engineering,Universityof California,Berkeley,CA,1984.
[6]N Akkas,H U Akey,C Yilmaz.Applicability of general purpose finiteelement programs in solid-fluid interaction problems[J].Comput.Struct,1979,(10):773-783.
[7]章继峰.立式储液罐的抗震分析与试验研究[D].哈尔滨:哈尔滨工业大学,2003.
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