铁路选线设计-03.

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

12、（最高设计速度（km/h) )350300250200200160140安全净距（安全净距（mm）1600140012001000900600400最小线间距（最小线间距（m）5.04.84.64.44.44.24.0表表 3-6 区间正线第一、二线间最小线间距区间正线第一、二线间最小线间距(m)RAILWAY ENGINEERINGRAILWAY ENGINEERING 图图 3-20 曲线车体的凸出和倾斜曲线车体的凸出和倾斜RAILWAY ENGINEERING84500 mmWR（） 845002 mm3WhR（）845004 mm3WhR（）RAILWAY ENGINEERINGRAI

13、LWAY ENGINEERING图图 3-18 坡长与坡度示意图坡长与坡度示意图 1000iiiHLRAILWAY ENGINEERINGRAILWAY ENGINEERING限制坡度主要对设计线的限制坡度主要对设计线的输送能力输送能力工程数量工程数量运营质量运营质量具有重要影响。具有重要影响。RAILWAY ENGINEERING00(10 ) (t)10yjxxFP wiGwi 6365 (Mt/a)10HjNGC HjNNGGRAILWAY ENGINEERING图图 3-19 各种限制坡度的输送能力图各种限制坡度的输送能力图RAILWAY ENGINEERING图图 3-20 不同限坡

14、的起伏纵断面不同限坡的起伏纵断面RAILWAY ENGINEERING图图 3-21 宝成线宝秦段宝成线宝秦段20%与与30%方案示意图方案示意图RAILWAY ENGINEERING图图 3-22 成昆线双福至俄边间不同限坡方案成昆线双福至俄边间不同限坡方案RAILWAY ENGINEERINGRAILWAY ENGINEERINGRAILWAY ENGINEERING铁路等级铁路等级地形地别地形地别平原平原丘陵丘陵山区山区平原平原丘陵丘陵山区山区牵引牵引种类种类电力电力6.012.015.06.015.020.0内燃内燃6.09.012.06.09.015.0 表表 3-6 限制坡度最大值

15、限制坡度最大值RAILWAY ENGINEERINGRAILWAY ENGINEERING 00yjqpxqqFPGiPGg 0 p 000 (t)1 (N/t)qQzjzQzjzzQzzzpQzjzGnqqqqqqq RAILWAY ENGINEERINGRAILWAY ENGINEERING 00JLyjFPwGwiPGg ( () )RAILWAY ENGINEERING限制坡度限制坡度双机牵引坡度双机牵引坡度三机牵引坡度三机牵引坡度电力电力内燃内燃电力电力内燃内燃4.09.08.514.013.05.011.010.516.515.56.013.012.519.018.57.014.5

16、14.521.521.08.016.516.024.023.59.018.518.026.525.010.020.020.029.011.022.021.530.012.024.023.513.025.525.014.027.515.029.016.030.0注：表中内燃牵引加力坡度未进行海拔与气温修正。注：表中内燃牵引加力坡度未进行海拔与气温修正。 表表 3-7 电力和内燃牵引的加力牵引坡度电力和内燃牵引的加力牵引坡度() RAILWAY ENGINEERING图图 3-23 不同坡长的纵断面不同坡长的纵断面RAILWAY ENGINEERING图图 3-24 车钩结构及工作原理图车钩结构及

17、工作原理图RAILWAY ENGINEERINGRAILWAY ENGINEERING表表 3-8 最小坡段长度表最小坡段长度表(m)远期到发线有效长度远期到发线有效长度1050850750650最小坡段长度最小坡段长度400350300250RAILWAY ENGINEERING图图 3-25 分坡平段的坡段长度分坡平段的坡段长度图图 3-26 200m长度坡段长度坡段RAILWAY ENGINEERINGRAILWAY ENGINEERINGRAILWAY ENGINEERING远期到发线有效长度远期到发线有效长度(m)1050850750650最大坡度差最大坡度差()一般一般810121

18、5困难困难10121518表表 3-9 相邻坡段最大坡度差相邻坡段最大坡度差RAILWAY ENGINEERING图图 3-27 导轮悬空示意图导轮悬空示意图RAILWAY ENGINEERING图图 3-28 车钩错动示意图车钩错动示意图RAILWAY ENGINEERINGRAILWAY ENGINEERING Vmax=160km/h ： TSH 7.5i (m) Vmax160km/h ： TSH 5.0i(m) (m)2000SHSHRiT 图图 3-29 竖曲线计算图竖曲线计算图2 (m)SHSHKT RAILWAY ENGINEERING 222222SHSHSHRyRxRyxy

19、 2 2 mSHxyR （）2 2mSHSHSHTER （）RAILWAY ENGINEERINGRAILWAY ENGINEERING图图 3-30 变坡点至缓直点的距离变坡点至缓直点的距离RAILWAY ENGINEERING图图 3-31 变坡点至明桥面的距离变坡点至明桥面的距离RAILWAY ENGINEERINGRAILWAY ENGINEERINGRAILWAY ENGINEERINGRAILWAY ENGINEERING图图 3-32 卡滞儒滑现象卡滞儒滑现象RAILWAY ENGINEERINGRAILWAY ENGINEERING6001600rRwgigRgR6001600

20、10.5180YRiiLRiRLRRL 10.5RLiL RAILWAY ENGINEERING10.5RiiL RAILWAY ENGINEERINGRAILWAY ENGINEERINGmax6006001211.0600iiRRAILWAY ENGINEERINGmax10.510.5 26.41211.08300iiiL RAILWAY ENGINEERING410.5 20 301211.13300i 310.5 16 51211.43300i RAILWAY ENGINEERING 10.516 520 301211.30550iRAILWAY ENGINEERING110.5 3

21、8 0 201211.33600i 1700302.0180 3080 0 20842.99 242 29 40 210.5 42 29 401211.01450i RAILWAY ENGINEERING110.5 28 27 221211.50600i 1600302.0180 3028 27 22842.99 252 02 38 210.5 52 02 381211.00550i RAILWAY ENGINEERINGRAILWAY ENGINEERINGRAILWAY ENGINEERINGRAILWAY ENGINEERING表表 3-10 电力牵引铁路小半径曲线粘降坡度减缓值电力牵引

22、铁路小半径曲线粘降坡度减缓值()最大坡度最大坡度()4691215202530曲线曲线半径半径(m)4500.200.250.350.450.550.700.901.054000.350.500.650.851.051.351.651.953500.500.701.001.251.502.002.452.903000.700.901.301.652.002.603.203.80注：当注：当R和和imax为表列中间值时，坡度折减值可采用线性内插得出。为表列中间值时，坡度折减值可采用线性内插得出。RAILWAY ENGINEERINGmax60060090.656.85400iiiR RAILWA

23、Y ENGINEERINGmax10.510.5 72.591.006.48500iiiiL RAILWAY ENGINEERING（1）影响折减的因素）影响折减的因素RAILWAY ENGINEERINGmaxmaxmaxmax1sssiiiiiii maxsRiiii （2）最大坡度的折减系数）最大坡度的折减系数RAILWAY ENGINEERING表表 3-11 电力与内燃牵引铁路隧道内线路最大坡度折减系数电力与内燃牵引铁路隧道内线路最大坡度折减系数隧道长度隧道长度L(m)电力牵引电力牵引内燃牵引内燃牵引400L10000.950.90100040000.850.75RAILWAY EN

24、GINEERING图图 3-33 坡度大小与行车费用的关系坡度大小与行车费用的关系RAILWAY ENGINEERING图图 3-34 凸形、凹形区间纵断面凸形、凹形区间纵断面RAILWAY ENGINEERINGRAILWAY ENGINEERINGsssxxxxhhhhhhh 图图 3-34 克服高度示意图克服高度示意图RAILWAY ENGINEERINGRAILWAY ENGINEERINGRAILWAY ENGINEERING表表 3-12 常用定型梁的允许最小值曲线半径常用定型梁的允许最小值曲线半径梁的类型梁的类型钢筋混凝土梁钢筋混凝土梁预应力钢筋预应力钢筋混凝土梁混凝土梁钢筋混凝

25、土钢筋混凝土板梁与梁板板梁与梁板结合梁结合梁普通普通低高度低高度跨度（跨度（m）14202024323040允许最小曲线允许最小曲线半径（半径（m）一般情况一般情况350400600400600300500特殊情况特殊情况250300300450RAILWAY ENGINEERINGRAILWAY ENGINEERINGRAILWAY ENGINEERINGRAILWAY ENGINEERINGRAILWAY ENGINEERING图图 2-35 站坪长度示意图站坪长度示意图RAILWAY ENGINEERING车站种类车站种类车站布车站布置形式置形式远期到发线有效长度远期到发线有效长度1050850750650单线单线双线双线单线单线双线双线单线单线双线双线单线单线会让及越行站会让及越行站横列式横列式1450170012501500115014001050中间站中