永寧牽引變電所主接線設(shè)計畢業(yè)設(shè)計-wenkub
2022-09-08 10:19:54 本頁面
【正文】 ethod is used to calculate the short to the results, the selection and verification of the circuit breaker, isolating switch, current transformer ,voltage transformer and arrester are pleted. Finally,the drawing of the main wiring diagram is finished. Key Words: Electrified railway, Traction substation, Traction transformer, Main wiring蘭州交通大學(xué)畢業(yè)設(shè)計 (論文 ) III 目 錄 摘 要 ..................................................................................................................................... I Abstact ........................................................................................................................................ II 1 緒論 ........................................................................................................................................ 1 課題研究背景 .............................................................................................................. 1 設(shè)計范圍 ...................................................................................................................... 1 設(shè)計依據(jù) ...................................................................................................................... 1 設(shè)計內(nèi)容 ...................................................................................................................... 1 2 牽引變電所變壓器選擇 ........................................................................................................ 2 牽引變壓器接線形式選擇 .......................................................................................... 2 牽引變壓器的容量選擇 .............................................................................................. 2 供電臂 2 平均電流的計算 .......................................................................... 3 供電臂 2 有效電流的計算 .......................................................................... 5 求變壓器的計算容量 ........................................................................................ 6 求變壓器的校核容量 ........................................................................................ 6 求變壓器的安裝容量 ........................................................................................ 7 3 主接線設(shè)計 ............................................................................................................................ 8 220kV 側(cè)接線 .............................................................................................................. 8 側(cè)接線 ............................................................................................................. 9 4 短路計算 .............................................................................................................................. 10 短路點的選取 ............................................................................................................ 10 短路計算 .................................................................................................................... 10 確定基準(zhǔn)值 ...................................................................................................... 10 220kV 側(cè)短路計算 ...........................................................................................11 側(cè)短路計算 ..........................................................................................11 5 牽引變電所電氣設(shè)備的選擇及校驗 .................................................................................. 13 母線選擇及校驗 ........................................................................................................ 13 220kV 側(cè)高壓進線的選擇及校驗 .................................................................. 13 側(cè)母線選擇及校驗 ............................................................................. 13 斷路器的選擇和校驗 ................................................................................................ 14 220kV 側(cè)斷路器的選擇與校驗 ...................................................................... 14 側(cè)斷路器的選擇與校驗 ...........................................
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