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2010年04 期
| 标题 |
| 大秦线重载铁路道岔技术指标探讨(50 卷) |
| 英文标题 |
| Exploring of technical indicators of turnout on Datong-Qinhuangdao heavy haul railway |
| 摘要 |
| 大轴重、高密度和大运量是大秦重载铁路的“三大特征”，在此运行条件下道岔部件伤损严重，平均使用寿命短于普通线路同型号道岔。根据大秦铁路的运营条件，提出了研制新型道岔和优化既有道岔结构应遵循的原则及其主要技术指标。试验表明，新型道岔较既有道岔的使用寿命明显提 |
| 作者 |
| 新闻作者:赵洪雁 |
| 关键字 |
关键词:大秦线 重载线路 道岔 |
