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- As a part of the project aided by nature science national fund , 《 analysis of soil - foundation - structure dynamic interaction 》 ( no . 50278033 ) , some issues about test research and simulation analysis on soil - box foundation - rc frame structure are discussed in this thesis . these issues include the development in contact modal of dynamic analysis with soil - box foundation interaction , the effect on dynamic interaction with transform in parameter both of superstructure and soil , the research on seismic isolation by changing soil stiffness and introducing research result to the seismic structure design
結(jié)合國(guó)家自然科學(xué)基金課題《地基-基礎(chǔ)-上部結(jié)構(gòu)相互作用體系動(dòng)力特性研究》 ( no . 50278033 ) ,本文圍繞土-箱形基礎(chǔ)- rc框架結(jié)構(gòu)動(dòng)力相互作用這一課題,在前人研究成果的基礎(chǔ)上,對(duì)動(dòng)力分析中的接觸模型作了新的探討,并通過試驗(yàn)分析和數(shù)值計(jì)算上作了相應(yīng)的研究對(duì)比;同時(shí)研究了上部結(jié)構(gòu)與土的各項(xiàng)動(dòng)力參數(shù)對(duì)動(dòng)力相互作用的實(shí)際影響,并且進(jìn)一步利用上述研究得出的結(jié)果,通過數(shù)值分析探討了關(guān)于采用換土改變地基剛度而起到隔震的效果,將土-動(dòng)力相互作用研究的成果引入工程抗震設(shè)計(jì)的實(shí)際工作去。