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2010年10 期
| 標題 |
| 雙塊式無砟軌道的共振性能分析(50 卷) |
| 英文標題 |
| Resonance performance analysis of double-block-type ballastless Track |
| 摘要 |
| 為了避免雙塊式無砟軌道在列車荷載作用下產(chǎn)生共振，使得鋼軌位移過大而影響列車平穩(wěn)性，運用諧響應(yīng)有限元法和軌道動力學理論建立雙塊式無砟軌道計算模型，考慮了列車荷載、扣件剛度、阻尼影響因素，對模型進行共振頻率與鋼軌位移計算。結(jié)果表明：扣件剛度影響無砟軌道共振頻 |
| 作者 |
| 新聞作者:鄒小魁，呂定花 |
| 關(guān)鍵字 |
