This paper addresses the fundamental parameters of MTMD.
本文讨论了多频调谐质量阻尼器的基本参数。
Based on numerical study, the optimal parameters of MTMD are given.
最后在数值分析基础上给出了MTMD最优参数。
Seven MTMD systems corresponding to seven different mass ratios were designed.
设计了分别对应不同质量比的七种MTMD系统。
By using numerical analysis, the optimal design parameters of MTMD system are obtained.
本文通过数值分析，得出了MTMD系统最优设计参数。
Therefore, MTMD is suitable for controlling structural vibration with variable frequencies.
因此，MTMD适用于控制频率变化的结构振动。
Each one of the MTMD possesses the same stiffness and damping coefficient but unequal mass.
MTMD具有相同的刚度和阻尼系数但不同的质量。
Each damper within the MTMD possesses the same stiffness and damping coefficient but unequal mass.
MTMD具有相同的刚度和阻尼系数但不同的质量。
MTMD (multiple tuned mass damper) is a new efficient technology in passive control to structure's vibration.
多重调质阻尼器(MTMD)控制技术是近年来兴起的一种有效的被动控制方法。
Multiple tuned mass dampers (MTMD) consists of many tuned mass dampers with uniform distribution of natural frequencies.
多重调谐质量阻尼器(MTMD)是由许多频率成线性分布的调谐质量阻尼器组成。
Multiple tuned mass dampers (MTMD) consist of many tuned mass dampers with a uniform distribution of natural frequencies.
多重调谐质量阻尼器(MTMD)是由许多频率成线性分布的调谐质量阻尼器组成。
Through implementing the optimum searching, the optimal parameters and indices reflecting the effectiveness of MTMD can be obtained.
通过最优搜寻可得到MTMD的最优参数及有效性指标。
Two groups of multiple tuned mass dampers (MTMD) are used in a long-span lattice roof structure to reduce the vertical seismic reaction.
采用两组MTMD(多频调谐质量阻尼器)系统控制某大跨网格屋盖结构的竖向地震作用。
At present, TMD, DTMD, MTMD are used to control the bridge flutter, in order to control the vertical movement or reverse movement of Bridges.
目前控制桥梁颤振大多采用TMD、DTMD、MTMD等机械装置来控制桥梁竖向运动或扭转运动。
Investigated are the optimum design parameters of two sets of identical multiple tuned mass dampers (MTMD) for one-story asymmetric structures.
研究了用两组相同的MTMD控制单层非对称结构扭转振动的最优设计参数。
Studies on the influences of the structural damping ratio on the performance of MTMD are carried out employing the defined assessment criteria.
基于定义的评价准则，研究了结构阻尼比对MTMD性能的影响。
Multiple tuned mass dampers (MTMD) are developed mainly for the purpose of suppressing horizontal motion of structures and buffeting of bridge structures.
多重调谐质量阻尼器(MTMD)主要被用来控制结构的侧向振动与大跨桥梁的抖振。
A design example is given to illustrate the application of proposed method and effectiveness of MTMD system to mitigate the seismic response of structures.
设计算例说明了本文方法的应用及MTMD对结构地震反应控制的有效性。
In view of this, an MD-MTMD modeling strategy is developed through keeping the stiffness and damping constant but remaining the masses linearly distributed.
鉴此，本文提出了刚度和阻尼系数保持常量但质量线性分布的MDMTMD新模型策略。
It has been demonstrated that the MTMD with the identical stiffness and damping coefficient but unequal mass provides better effectiveness and higher robustness.
刚度和阻尼保持常量但质量变化形成的MTMD模型能够提供更好的有效性和鲁棒性。
Employing the formulated transfer function of the structure with the MTD-MTMD, the dynamic magnification factor (DMF) of the structure with the MTD-MTMD is defined.
利用建立的设置MTDMTMD时结构的传递函数，定义了设置MTD MTMD时结构的动力放大系数(DMF)。
The analytical and field survey results show that the MTMD system designed by the proposed method can control the vertical vibration of long-span floors effectively.
理论和实测结果表明，利用本文方法设计的MTMD系统可以有效地控制大跨楼盖的竖向振动。
Based on the structural displacement response control, the displacement transfer function is formulated for the structure with an MTMD under four types of excitations.
基于结构的位移响应控制，导出了四种类型激励下设置MTMD结构的位移传递函数。
The design criterion of the MTMD optimum parameters is defined as the minimization of the minimum values of the maximum torsional displacement dynamic magnification factors.
MTMD最优参数的设计准则定义为：结构最大扭转角位移动力放大系数的最小值的最小化。
The results indicate that the DMTMD provides better effectiveness and robustness to the change in the frequency tuning than the multiple tuned mass dampers (MTMD) with equal total mass.
数值结果表明，双层多重调谐质量阻尼器(DMTMD)比多重调谐质量阻尼器(MTMD)具有更好的有效性和对频率调谐的鲁棒性。
Based on numerical study, the researches have been made on the correlation between design parameters of MTMD. Simultaneously, the suggestion for optimal parameters of MTMD has been given.
通过数值分析，研究了MTMD系统各设计参数之间的关系，给出了MTMD系统最优参数设计建议。
Based on the formulated transfer function for the structure-LT-MTMD system, the analytical expression for the dynamic magnification factor (DMF) of the structure with a LT-MTMD is derived.
基于建立的结构LTMTMD系统的传递函数，导出了设置LT MTMD结构的动力放大系数(DMF)解析表达式。
Two parameter optimization formulas of multiple tuned mass dampers(MTMD)was introduced. Vertical vibration of bridge was controlled in the train-bridge coupling vibration by the two methods.
介绍了两种多重调谐质量阻尼器（MTMD）的参数优化公式，并采用两种方法对车桥耦合振动中桥梁的竖向振动进行了控制。
Based on the torsional displacement transfer function of the asymmetric structure with MTMD, the analytical expression is developed for the torsional displacement dynamic magnification factor.
基于导出的设置MTMD时非对称结构扭转角位移传递函数，建立了扭转角位移动力放大系数解析式。
Through the optimum searching, one may obtain the optimum frequency spacing, average damping ratio, tuning frequency ratio, and corresponding index representing the control effectiveness of MTMD.
通过最优搜寻可得MTMD的最优频率间隔、平均阻尼比、调谐频率比和相应的无量纲控制有效性指标。
Through the optimum searching, the optimum frequency spacing, average damping ratio, tuning frequency rat IO and corresponding index measuring the control effectiveness of MTMD could be obtained.
通过最优搜寻可得MTMD的最优频率间隔、平均阻尼比、调谐频率比和相应的无量纲控制有效性指标。
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