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【導(dǎo)讀】連續(xù)倒塌的分析研究。剪力墻簡化模型是用來模擬多層框剪系統(tǒng)的,這是因為由。于重要的剪力墻有時會突然突然失去彈性。詳細的有限元分析,不僅能夠進行模。型分析,而且還可以作為一種驗證模型準確性的工具。兩個四周框剪不同的地震。然失穩(wěn)來進行比較和評價數(shù)值模擬。盡管崩潰的跡象是明顯的系統(tǒng),在結(jié)構(gòu)成員。程序?qū)⑵浼{入設(shè)計過程中逐步倒塌的考慮是由美國通用服務(wù)提供的,只是發(fā)。表指導(dǎo)性文件和國防部署提供。除了那幾個簡化,假設(shè)安泰推出,使全球應(yīng)對預(yù)文辭事實上,這些研究僅。簡單建模方法進行鋼筋混凝土框架剪力墻結(jié)構(gòu),特別是可靠的分。析仍然是即將出版。當指出,在任何情況下,只是剪力墻在二維平面和三維效果是不會考慮的。在最低的事故中刪除的。的損害后果但還是為藍本進行了評價。結(jié)構(gòu)抗連續(xù)倒塌,以評估該系統(tǒng)冗余抗重力負荷。構(gòu)件變形反應(yīng),如梁,柱,關(guān)節(jié)和剪力墻。剪力墻兩種類型被認為是本研究:一個完整的剪力墻和剪力墻部分受損。

  

【正文】 t Eng 2020。134(7): 1079–91. [20] Kabeyasawa T, Shiohara H, Otani S, Aoya ma H. Analysis of the fullscale seven story reinforced concrete test structure. J Fac Eng 1983。XXXVII(2):432–78. University of Tokyo. [21] Vulcano A, Bertero VV, Colotti V. Analytical modeling of RC structural walls. In: Proceeding, 9th world conference on earthquake engineering, vol. 6. 1988. p. 41–6. [22] Fischinger M, Vidic T, Fajfar P. Nonlinear seismic analysis of structural walls using the multipleverticallineelement model. In: Krawinkler H, Fajfar P, editors. Nonlinear seismic analysis and design of reinforced concrete buildings. New York (NY): Elsevier Science, Publishers Ltd.。 1992. p. 191–202. [23] Shen Q, Ghosh SK. Assessing ability of seismic structural systems to withstand progressive collapse: design and progressive collapse analysis of concrete shear wall buildings. Skokie (IL): SK Ghosh and Associates。 2020. [24] DIANA. Finite element analysis, release . TNO building and construction research, Delft (The Netherlands)。 2020. [25] Thorenfeldt E, Tomaszewicz A, Jensen JJ. Mechanical properties of high strength concrete and application in design. In: Proceeding, symposium of utilization of high strength concrete. 1987. [26] Hordijk DA. Local approach to fatigue of concrete. . dissertation. Delft (The Netherlands): Delft University of Technology。 1991. [27] Lowes LN, Mitra N, Altoontash A. A beam–column joint model for simulating the earthquake response of reinforced concrete frames. Technical rep. no. PEER 2020/10. PEER. Berkeley (CA). [28] Vecchio FJ, Collins MP. The modifiedpression field theory for reinforced concrete elements subjected to shear. ACI J 1986。83(2):219–31. 本文摘自:工程結(jié)構(gòu), 2020, 32: 3153– 3162
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