大跨度橋梁分析方法的一些進(jìn)展.rar

大跨度橋梁分析方法的一些進(jìn)展

介紹了大跨度橋梁設(shè)計(jì)中抗震、抗風(fēng)分析和振動(dòng)控制技術(shù)的一些近期進(jìn)展. 首先,針對(duì)
大跨度橋梁的地震響應(yīng)分析的特點(diǎn),介紹了精確高效平穩(wěn)/ 非平穩(wěn)隨機(jī)振動(dòng)計(jì)算方法;其次,介
紹了基于有限元模型用于求解大跨度橋梁顫振和抖振問(wèn)題的理論模式體系及全橋三維風(fēng)振分
析方法;最后,針對(duì)大跨度橋梁地震響應(yīng)控制和風(fēng)振響應(yīng)控制問(wèn)題,介紹各類(lèi)控制方案的應(yīng)用和
研究進(jìn)展,概述了主動(dòng)控制系統(tǒng)實(shí)現(xiàn)中的多種控制策略及算法研究方面的進(jìn)展.

Describes the seismic design of long-span bridges, wind and vibration control analysis of some recent progress. First of all, for
 Long-span bridges the characteristics of the seismic response analysis, presented accurate and effective stationary / non-stationary random vibration method; Secondly, the dielectric
 Shao-based finite element model for solving the long-span bridges flutter and buffeting Theoretical model system and full-bridge three-dimensional wind-induced vibration points
 Analysis method; Finally, long-span bridge seismic response control wind induced vibration control problem, describes the application of various control programs and
 Research progress, an overview of active control system in a variety of control strategies and algorithms research in progress.