【正文】 耗部件進(jìn)行更新和修理，恢復(fù)與增強(qiáng)軌道的承載能力，延長(zhǎng)設(shè)備的使用壽命，線路大修通常取決于鋼軌傷損的發(fā)展情況，以全面更換新軌為主要標(biāo)志 [1]。北 京 航 空 航 天 大 學(xué) 畢 業(yè) 設(shè) 計(jì) (論 文 ) 第 I 頁(yè)鐵路線路大修技術(shù)設(shè)計(jì)畢業(yè)論文目 錄1 緒論 .........................................................................................................................................1 鐵路線路大修的基本任務(wù) .............................................................................................1 鐵路線路大修地段的原始資料 .....................................................................................22 軌道結(jié)構(gòu)類(lèi)型的確定 .............................................................................................................4 概述 ................................................................................................................................4 選擇上部建筑類(lèi)型 ........................................................................................................43 軌道結(jié)構(gòu)的強(qiáng)度檢算 .............................................................................................................6 概述 ................................................................................................................................6 軌道強(qiáng)度檢算的基本原理[4] .......................................................................................7 軌道結(jié)構(gòu)特性參數(shù) ............................................................................................7 軌道結(jié)構(gòu)靜力計(jì)算 ............................................................................................8 軌道結(jié)構(gòu)動(dòng)力計(jì)算 ..........................................................................................10 軌道強(qiáng)度檢算方法 ..........................................................................................11 軌道強(qiáng)度計(jì)算中主要參數(shù)的取值 ..................................................................17 軌道強(qiáng)度檢算手算過(guò)程 ...............................................................................................18 計(jì)算資料 ..........................................................................................................18 軌道結(jié)構(gòu)靜力計(jì)算（ND2 型內(nèi)燃機(jī)車(chē)） .....................................................18 軌道結(jié)構(gòu)靜力計(jì)算（解放型蒸汽機(jī)車(chē)） ......................................................22 軌道強(qiáng)度檢算 FORTRAN 程序設(shè)計(jì) ..........................................................................25北 京 航 空 航 天 大 學(xué) 畢 業(yè) 設(shè) 計(jì) (論 文 ) 第 II 頁(yè) 軌道強(qiáng)度檢算結(jié)果匯總 ...............................................................................................274 鐵路線路大修平面改善設(shè)計(jì) ...............................................................................................32 鐵路線路大修平面設(shè)計(jì)的原則 ...................................................................................32 用偏角法和矢距法整正曲線方法的原理 ...................................................................33 既有曲線的測(cè)量 ..............................................................................................33 漸伸線原理及其應(yīng)用[8] .................................................................................34 既有曲線漸伸線長(zhǎng)度的計(jì)算[8] .....................................................................39 設(shè)計(jì)曲線半徑和緩和曲線長(zhǎng)度的選配方法[8] .............................................42 計(jì)算設(shè)計(jì)曲線中點(diǎn)及各主要點(diǎn)的里程[8] .....................................................44 設(shè)計(jì)曲線漸伸線長(zhǎng)度的計(jì)算 ..........................................................................46 計(jì)算撥距 ..........................................................................................................46 線路大修平面改善設(shè)計(jì)手算結(jié)果 ...............................................................................46 10 號(hào)曲線偏角法手算過(guò)程 .............................................................................46 32 號(hào)曲線矢距法手算過(guò)程 .............................................................................49 曲線整正 FORTRAN 程序設(shè)計(jì) ..................................................................................51 線路大修平面整正結(jié)果匯總 .......................................................................................525 曲線地段縮短軌配置設(shè)計(jì) ...................................................................................................62 概述 ...............................................................................................................................62 縮短軌配置的技術(shù)條件 ...............................................................................................62 鋼軌縮短量的計(jì)算 .......................................................................................................62 縮短軌的數(shù)量及其配置 ...............................................................................................65 曲線縮短軌配置手算過(guò)程 ...........................................................................................65 曲線縮短軌配置 FORTRAN 程序設(shè)計(jì) ......................................................................67 曲線地段縮短軌配置表 ...............................................................................................686 鐵路線路大修縱斷面改善設(shè)計(jì) ...........................................................................................76 設(shè)計(jì)的原則和技術(shù)條件 ...............................................................................................76北 京 航 空 航 天 大 學(xué) 畢 業(yè) 設(shè) 計(jì) (論 文 ) 第 III 頁(yè) 縱斷面設(shè)計(jì)的基本原理和方法 ...................................................................................77 縱斷面設(shè)計(jì)的方法和步驟 ...........................................................................................82 縱斷面設(shè)計(jì)過(guò)程的說(shuō)明及體會(huì) ...................................................................................83結(jié) 論 .......................................................................................................................................87致 謝 .......................................................................................................................................88參考文獻(xiàn) ...................................................................................................................................89附錄 ...........................................................................................................................................90附錄 1：計(jì)算結(jié)果 ..............................................