utilizing dynamical finite element method based on equipollence linearity model, found the dynamical stress field and the acceleration field, make the foundation for calculated the safety factor of the dam slope with finite element method 運用有限元法分析壩體穩(wěn)定的基本原理,根據(jù)得到的壩體動應力分布場計算了壩體的動力穩(wěn)定安全系數(shù)。
after the computation of the dynamical response of the chimney under different horizontal and vertical seismic promptings, the dynamical stress of several parts of the chimney are revealed and discussed, characteristics of the dynamical response of the chimney in earthquake are therefore accurately generalized 對比結果表明,煙囪的震害是由水平振動和豎向振動共同作用的結果。其中水平振動遠大于豎向振動,因此總體而言水平振動起主要作用。
utilizing pseudo-static method theory, calculated the safety factor for the dam slope, give, a primary conclusion . . utilizing static finite element method based on duncan-chang hyperhola modelfound the static stress riele, make the foundation for hynamical finite element analysis . utilizing dynamical finite element method based on equipollence linearity model, found the dynamical stress field and the acceleration field, make the foundation for calculated the safety factor of the dam slop with finite element method 運用擬靜力法的基本原理,對滿拉堆石壩的壩坡穩(wěn)定進行了分析研究,得出了初步結論;采用duncan-chang雙曲線模型,用計算土石壩應力及變形的靜力有限元程序,對滿拉堆石壩進行了靜力有限元分析,得到了壩體的靜應力場分布,為動力有限元計算打下基礎。