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2010年10 期
| 标题 |
| 现浇道床板弹性模量变化对结构的影响分析(50 卷) |
| 英文标题 |
| Analysis about influence of elastic modulus change of casting in-situ formation slab on track structure |
| 摘要 |
| 长枕埋入式无砟轨道的道床板为现浇，在长枕与道床板的结合部易产生裂缝。为分析现浇道床板弹性模量对轨道结构的影响，本文建立了实体有限元模型，研究了在竖向力、横向力和纵向力作用下，开裂与不开裂二种状态下的受力情况，进而得出弹性模量对结构应力和位移的影响,得到不开 |
| 作者 |
| 新闻作者:盖晓野，张丽平，赵坪锐 |
| 关键字 |
