铁路选线设计-03.
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1、RAILWAY ENGINEERINGRAILWAY ENGINEERINGRAILWAY ENGINEERING图图 3-1 路基横断面路基横断面RAILWAY ENGINEERING图图 3-2 线路位置示意图线路位置示意图RAILWAY ENGINEERING图图 3-3 线路平纵断面图例线路平纵断面图例RAILWAY ENGINEERINGRAILWAY ENGINEERING图图 3-4 线路平纵断面协调线路平纵断面协调RAILWAY ENGINEERINGRAILWAY ENGINEERING图图 3-6 纸上定线时曲线和直线的设置方法纸上定线时曲线和直线的设置方法RAILWAY
2、ENGINEERINGRAILWAY ENGINEERINGtan (m)2 (m)180sec1 (m)2TRyRLyERy 图图 3-5-1 线路平面曲线线路平面曲线RAILWAY ENGINEERING 000() tan (m)222 (m) 180180() sec (m)2TRPmRRLllERPR 2420003 (m)24268824lllPRRR30002 (m)22402lllmR图图 3-5-2 线路平面曲线线路平面曲线RAILWAY ENGINEERING 图图 3-7-1 曲线里程标注方法曲线里程标注方法RAILWAY ENGINEERING图图 3-7-2 曲线里程
3、标注方法曲线里程标注方法RAILWAY ENGINEERINGRAILWAY ENGINEERING图图 3-8 夹直线夹直线RAILWAY ENGINEERINGRAILWAY ENGINEERING表表 3-1 夹直线及圆曲线最小长度（夹直线及圆曲线最小长度（m）路段旅客列车设计行车速度路段旅客列车设计行车速度(km/h)圆曲线或夹直线最小长度圆曲线或夹直线最小长度(m)RAILWAY ENGINEERING0102min22JJllLLRAILWAY ENGINEERINGJD1JD2R1R2JD1R1R2JD2LJJL 图图3-9-1 减小曲线半径或缩短缓和曲线长度减小曲线半径或缩短缓
4、和曲线长度RAILWAY ENGINEERINGJD1JLJD2R2R1JD1L JR2JD2R1图图3-9-2 扭转公切线位置扭转公切线位置RAILWAY ENGINEERINGJD1R1JD2LJR2JD1JD2R图图3-9-3 同向曲线二合一同向曲线二合一RAILWAY ENGINEERINGRAILWAY ENGINEERINGChC ShGSG 2222(mm)150011.83.69.81C SmvSVVhGR mgRR图图 3-10 列车离心和向心加速度列车离心和向心加速度RAILWAY ENGINEERING2 (km/h) JFNGVVNGmax JFVVRAILWAY EN
5、GINEERING211.8 (mm) JFVhRRAILWAY ENGINEERING2max11.8 (mm)qVhhR2min11.8 (mm)gVhhRRAILWAY ENGINEERINGminmaxhhh2211.811.8 (mm)HKVVhRR22 11.811.8(mm)KHqygyVVhhhRRRAILWAY ENGINEERING (km/h)11.8 qyRhhVR4.3 (km/h) RVRRAILWAY ENGINEERING图图 3-11 小半径曲线增加线路长度示意图小半径曲线增加线路长度示意图RAILWAY ENGINEERING图图 3-12 粘降后的机车牵引
6、力粘降后的机车牵引力轨撑轨撑轨距杆轨距杆图图 3-13-1 轨道加强措施图例轨道加强措施图例RAILWAY ENGINEERING图图 3-14 接触导线支柱加密图例接触导线支柱加密图例缩短支柱间距缩短支柱间距外侧道床加宽外侧道床加宽图图 3-13-2 轨道加强措施图轨道加强措施图例例RAILWAY ENGINEERING图图 3-16 曲线限速示意图曲线限速示意图图图 3-15 钢轨磨耗与曲线半径关系钢轨磨耗与曲线半径关系RAILWAY ENGINEERING2m axm in 1m ax11.8 (m )qyVRhh RAILWAY ENGINEERING22maxmin211.8 (mm
7、)hqygyVVRhh RAILWAY ENGINEERINGRAILWAY ENGINEERING路段旅客列车设计行车速度路段旅客列车设计行车速度(km/h)16014012010080最小曲线半径最小曲线半径(m)工程条件工程条件一般地段一般地段200016001200800600困难地段困难地段16001200800600500表表 3-2 最小曲线半径值（最小曲线半径值（m）RAILWAY ENGINEERING表表 3-3 线路平面曲线半径优先取值范围线路平面曲线半径优先取值范围路段设计速度路段设计速度(km/h)16014012010080曲线半径曲线半径(m)2500500020
8、00400016003000120025008002000RAILWAY ENGINEERINGRAILWAY ENGINEERINGv RAILWAY ENGINEERINGRAILWAY ENGINEERING 482 24 40034832 24 400001403456165670406llxllR lR lllllyRlR lR lRl3432 2000216356xxxyRlR lRl00 hil （）图图 3-17 缓和曲线与外轨超高缓和曲线与外轨超高RAILWAY ENGINEERING1 (m)2hhlimax2 (m)3.6hVlf max3 (m)3.6Qh Vlb RA
9、ILWAY ENGINEERINGmaxmax0123max ,max, (m)3.63.6Qh hVh Vll l lifbRAILWAY ENGINEERING表表 3-4 缓和曲线长度缓和曲线长度(m)路段旅客列车路段旅客列车设计行车速度设计行车速度(km/h)160140120曲曲线线半半径径(m)RAILWAY ENGINEERING表表 3-5 最小缓和曲线长度最小缓和曲线长度(m)路段旅客列车路段旅客列车设计行车速度设计行车速度(km/h)16014012010080工程条件工程条件一般一般困难困难一般一般困难困难一般一般困难困难一般一般困难困难一般一般困难困难曲曲线线半半径径(
10、m)8000605040203020202020207000705050303020202020206000705050303020202020205000706060404030202020204500706060404030302020204000807060405030302020203500907070505040402020203000908070505040402020202500110100807060404030302020001401209080605050403020180016014010080706050404020160017016011010070605040402
11、01400130110807060404020120015013090806050403010001201007060503080015013080705040700100906040600120100605055013011060505006060RAILWAY ENGINEERING0min (m)180yRlL RAILWAY ENGINEERINGRAILWAY ENGINEERING图图 3-18 机车车辆上部限界机车车辆上部限界 图图 3-19 基本建筑限界基本建筑限界RAILWAY ENGINEERING铁路类型铁路类型客运专线铁路客运专线铁路客货共线铁路客货共线铁路最高设计速度
