The vehicle model for a train-bridge dynamic system presented in the paper is reasonable by making a comparison between the calculation and the measurement results.
通过计算与实测对比分析得到了本文提出的车辆分析模型对车桥振动分析是合理可行的结论。
The main contents of this study are shown as follows:Firstly, the historic and current researches in the field of train-bridge dynamic interaction were comprehensively reviewed;
全文具体包括以下内容:首先,结合我国现阶段桥梁建设,对车桥系统动力相互作用和桥梁振动的研究历程进行了回顾及综合分析;
Seven kinds of different vehicle models are used to calculate the space dynamic responses of the bridge on which a train moves at five different speeds.
文章按七种不同的车辆模型计算了列车分别以五种不同的速度过桥时桥梁的空间动力响应以及列车在桥上不同位置时车-桥系统的自振频率和振型。
In this paper, by establishing a dynamic analysis model of LIM train-bridge system, the analysis on the responses of bridge and cars under the action of running train was conducted.
本文通过建立直线电机列车—桥梁体系动力分析模型,对直线感应电机列车作用下桥梁和车辆的动力响应进行了分析。
In this paper, a method of stochastic process extreme analysis for the dynamic reliability of train-bridge system under random winds is proposed.
本文提出一种风荷载作用下列车-桥梁体系动力可靠性分析的随机过程峰值分析法。
In this paper, a method of stochastic process extreme analysis for the dynamic reliability of train-bridge system under random winds is proposed.
本文提出一种风荷载作用下列车-桥梁体系动力可靠性分析的随机过程峰值分析法。
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