...: 车桥耦合模型；概率密度演化方法；轨道高低不平顺；N维超立方体点集；功率谱[gap=1753]Key words: train-bridge system model; probability density evolution method; vertical track irregularity; N-dimension..
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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。
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。
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