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2011年01 期
| 標題 |
| 鋼彈簧浮置板軌道支點力動力特性分析(51 卷) |
| 英文標題 |
| Dynamic performance analysis of track’s fulcrum pressures transferring to steel spring floating slab |
| 摘要 |
| 建立了車輛—浮置板軌道垂向耦合動力學模型，其中鋼軌為彈性離散支承有限長Euler梁，浮置板為彈性離散支承有限長自由梁。以美國五級譜作為隨機不平順激擾，計算分析了鋼彈簧支點力動力特性。結果表明，支點力峰值隨車速的提高而增大,其頻率成分主要由車速、車輛結構特性以及 |
| 作者 |
| 新聞作者:李俊嶺，徐鵬，翟婉明，蔡成標 |
| 關鍵字 |
