【正文】 ther instructions. Based on the basic technical principle of catenary and according to the actual railway condition, this thesis pleted graphic design of catenary for Jiayuguan station, which could met the basic technological demand of electrified railway. Key Words: Catenary, Station, Graphic design 蘭州交通大學(xué)畢業(yè)設(shè)計（論文） III 目 錄 摘 要 ..................................................................................................................................... I Abstract ...................................................................................................................................... II 目 錄 ................................................................................................................................... III 1 緒論 ........................................................................................................................................ 1 工程背景 ..................................................................................................................... 1 設(shè)計范圍 ..................................................................................................................... 1 設(shè)計目標(biāo) ..................................................................................................................... 1 設(shè)計依據(jù) ..................................................................................................................... 1 本設(shè)計的主要工作 ..................................................................................................... 1 2 氣象資料 ................................................................................................................................ 3 3 設(shè)計計算 ................................................................................................................................ 4 主要線材選用 ............................................................................................................. 4 接觸網(wǎng)波動速度的計算 ............................................................................................. 4 接觸懸掛類型及相關(guān)參數(shù)的選擇 ............................................................................. 5 接觸網(wǎng)設(shè)計負(fù)載計算 ................................................................................................. 5 自重負(fù)載 .......................................................................................................... 5 冰負(fù)載 .............................................................................................................. 6 風(fēng)負(fù)載 .............................................................................................................. 6 合成 負(fù)載 .......................................................................................................... 7 接觸網(wǎng)設(shè)計實際最大跨距計算 ................................................................................. 7 全補償鏈形懸掛錨段長度的計算 ............................................................................. 8 直線區(qū)段 .......................................................................................................... 8 曲線區(qū)段 .......................................................................................................... 9 嘉峪關(guān)車站硬橫跨結(jié)構(gòu) ........................................................................................... 10 4 繪制嘉峪關(guān)車站接觸網(wǎng)平面設(shè)計圖 .................................................................................. 11 放圖 ........................................................................................................................... 11 支柱的布置 ............................................................................................................... 11 錨段的劃分 ............................................................................................................... 11 接觸線拉出值的確定 ............................................................................................... 11 支柱類型的確定 ....................................................................................................... 11 校核與校驗 ............................................................................................................... 12 蘭州交通大學(xué)畢業(yè)設(shè)計（論文） IV 表格欄及相應(yīng)說明 ................................................................................................... 12 接觸網(wǎng)平面設(shè)計圖及設(shè)備裝配圖說明 ................................................................... 12 結(jié) 論 .................................................................................................................................. 15 致 謝 .................................................................................................................................. 16 參考文獻(xiàn) .................................................................................................................................. 17 附圖 A 嘉峪關(guān)車站接觸網(wǎng)平面圖 ........................................................................................ 18 附圖 B 嘉峪關(guān)車站接觸網(wǎng)設(shè)備裝配圖 ................................................................................ 18 蘭州交通大學(xué)畢業(yè)設(shè)計（論文） 1 1 緒論 工程背景 嘉峪關(guān)車站位于甘肅省嘉峪 關(guān)市，現(xiàn)為一等站。 嘉峪關(guān)車站的道岔型號全部采用 1/12。 設(shè)計目標(biāo) (1) 關(guān)于嘉峪關(guān)站接觸網(wǎng) 平面設(shè)計，應(yīng)綜合考慮目標(biāo)的長遠(yuǎn)發(fā)展； (2) 嘉峪關(guān)站接觸網(wǎng)的設(shè)計應(yīng)該符合鐵路技術(shù)的設(shè)計規(guī)范要求； (3) 嘉峪關(guān)站接觸網(wǎng)設(shè)計中應(yīng)該考慮各個領(lǐng)域之間的聯(lián)系與配合； (4) 嘉峪關(guān)站接觸網(wǎng)應(yīng)盡可能的運用較為先進(jìn)的技術(shù)，并具有良好的技術(shù)經(jīng)濟(jì)性； (5) 嘉峪關(guān)站接觸網(wǎng)設(shè)計的基本原則是安全運營，并保證質(zhì)量的良好。 (3) 國家現(xiàn)在通用的通用圖和標(biāo)準(zhǔn)圖； (4) 由老師提供的原始設(shè)計資料及嘉峪關(guān)站線路圖。 蘭州交通大學(xué)畢業(yè)設(shè)計（論文） 3 2 氣象資料 嘉峪關(guān)車站位于甘肅省嘉峪關(guān)市，地處西北。典型氣象區(qū)是以變化最多、影響最大的最高氣 溫 tma