Analysis of structural dynamic response for variable stiffness by wavelet packets technique 基于小波包技術(shù)的變剛度結(jié)構(gòu)動(dòng)力響應(yīng)分析
Probability density evolution method for analysis of stochastic structural dynamic response 隨機(jī)結(jié)構(gòu)動(dòng)力反應(yīng)分析的概率密度演化方法
Study on effect of 3d load components of blasting vibration on structural dynamic response 爆破地震動(dòng)三向荷載分量對(duì)結(jié)構(gòu)動(dòng)態(tài)響應(yīng)研究
Parallel analysis system for structural dynamic responses based on high accuracy direct integration method 基于精細(xì)時(shí)程法的結(jié)構(gòu)動(dòng)力響應(yīng)并行分析系統(tǒng)
The procedure of using structural dynamic response to idenfity parameters and inverting the input history simultaneously is called composite inversion 摘要利用結(jié)構(gòu)的動(dòng)力響應(yīng)同時(shí)識(shí)別結(jié)構(gòu)物理參數(shù)并反演輸入過(guò)程的工作稱為復(fù)合反演。
To forecast structural dynamic response , realize vibration control state evaluation and health monitor , the first thing is to know the structural dynamic characteristic in detail 要對(duì)建筑結(jié)構(gòu)進(jìn)行動(dòng)力響應(yīng)預(yù)測(cè)、振動(dòng)控制和結(jié)構(gòu)狀態(tài)評(píng)估及健康監(jiān)測(cè),首先必須詳細(xì)了解結(jié)構(gòu)的動(dòng)力特性。
Although two simple models of structural analysis models , namely multi - storey shear type and member model , are set up , it is proved that simulink show great dominance in simulation of structural dynamic response , especially in vibration control 本文所做的工作雖然僅實(shí)現(xiàn)了結(jié)構(gòu)分析模型中較簡(jiǎn)單層間模型和平面桿系單分量模型的非線性地震反應(yīng)仿真,但已足以體現(xiàn)出simulink用于結(jié)構(gòu)動(dòng)力仿真和結(jié)構(gòu)振動(dòng)控制的優(yōu)越性。
This paper introduce simulink to simulation of structural nonlinear seismic responses innovative , working on regulation and dominance of simulation of structural dynamic response of simulink based on muti - storey shear - type model and member model , and set up basic block of structural dynamic response to pave the way for wide analysis of structural dynamic response , especially vibration control 本文開(kāi)創(chuàng)性地將simulink引入結(jié)構(gòu)非線性地震反應(yīng)仿真中,以層間剪切模型和平面桿系模型為對(duì)象,努力探討simulink用于結(jié)構(gòu)動(dòng)力仿真的規(guī)律并發(fā)掘其優(yōu)勢(shì),編制結(jié)構(gòu)動(dòng)力仿真的基礎(chǔ)性模塊,為逐步實(shí)現(xiàn)更廣泛的結(jié)構(gòu)動(dòng)力分析尤其是結(jié)構(gòu)的振動(dòng)控制奠定基礎(chǔ)。
The stochastic structure and stochastic intelligent truss structure are taken as research object in this paper . the analytical model and method of the structural dynamic characteristic are investigated . when the applied forces are random excitation or random process ( stationary random process or non - stationary random process ) excitation , the structural dynamic response , the active vibration control for the intelligent structure , the optimal placement of the sensor and the actuator and the optimization of the feedback gains of the closed loop control system for the intelligent structure , and the effects of the structural parameters on the active vibration control et al are all studied systemically 本文以隨機(jī)結(jié)構(gòu)和隨機(jī)智能桁架結(jié)構(gòu)為對(duì)象,對(duì)結(jié)構(gòu)動(dòng)力特性分析模型與求解方法進(jìn)行了研究;對(duì)結(jié)構(gòu)在隨機(jī)力或隨機(jī)過(guò)程(平穩(wěn)隨機(jī)過(guò)程或非平穩(wěn)隨機(jī)過(guò)程)激勵(lì)下,結(jié)構(gòu)的動(dòng)力響應(yīng)、結(jié)構(gòu)的振動(dòng)主動(dòng)控制、智能結(jié)構(gòu)中作動(dòng)和傳感元件配置位置與閉環(huán)控制系統(tǒng)增益優(yōu)化、結(jié)構(gòu)參數(shù)對(duì)振動(dòng)主動(dòng)控制效果的影響等問(wèn)題開(kāi)展了全面而系統(tǒng)的研究。