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2011年01 期
| 标题 |
| 钢弹簧浮置板轨道支点力动力特性分析(51 卷) |
| 英文标题 |
| Dynamic performance analysis of track’s fulcrum pressures transferring to steel spring floating slab |
| 摘要 |
| 建立了车辆—浮置板轨道垂向耦合动力学模型，其中钢轨为弹性离散支承有限长Euler梁，浮置板为弹性离散支承有限长自由梁。以美国五级谱作为随机不平顺激扰，计算分析了钢弹簧支点力动力特性。结果表明，支点力峰值随车速的提高而增大,其频率成分主要由车速、车辆结构特性以及 |
| 作者 |
| 新闻作者:李俊岭，徐鹏，翟婉明，蔡成标 |
| 关键字 |
