【摘要】 基于性能的抗震设计作为21世纪结构抗震设计的新方法,受到了国内外工程技术人员的重视.简述了基于性能的抗震设计在国内外的发展和研究过程,分析了静力非线性分析方法在评估结构抗震性能中的不足,讨论了高阶振型对结构的影响,指出了静力非线性分析方法尚需要进一步研究的若干问题.更多还原

【Abstract】 Performance-based seismic design(PSD),as a new method in 21th century,got its attention by engineers all over the word.The world recent developments of this PSD method were introduced.The shortcomings of nonlinear static analysis method in structural earthquake resistance evaluation,especially the effects of high-order mode to structure,were discussed and further research problems were pointed out.更多还原