【正文】 nvestment, Substation to the security and stability of the power supply to provide protection. Key words: 110kV substation, Short circuit current, High voltage electrical equipment, Lightning protection. 河南城建學(xué)院本科畢業(yè)設(shè)計(jì)（論文） 目錄 III 目 錄 摘 要 ............................................................................................................................... I ABSTRACT ...................................................................................................................... II 第一章 緒論 ...................................................................................................................... 1 111 ZY市郊變?cè)陔娏ο到y(tǒng)中的地位分析 ............................................................. 1 112 ZY市郊變的作用分析 .................................................................................. 1 113 規(guī)模分析 .................................................................................................... 1 12 變電所總體分析 .................................................................................................... 1 121 設(shè)計(jì)依據(jù) .................................................................................................... 1 122 建站的必要性 ............................................................................................. 2 123 規(guī)模設(shè)計(jì) .................................................................................................... 2 124 所址概況 .................................................................................................... 2 13 負(fù)荷分析 .............................................................................................................. 2 131負(fù)荷資料 ........................................................................................................... 2 132 原始資料分析 ............................................................................................. 3 133 負(fù)荷計(jì)算 .................................................................................................... 3 第二章 主變壓器選擇 ..................................................................................................... 5 21 主變型式的選擇 ..................................................................................................... 5 211 變電站變壓器臺(tái)數(shù)的選擇原則 ..................................................................... 5 212 變電站主變壓器臺(tái)數(shù)的確定 ........................................................................ 5 213 變電所主變壓器容量的確定原則 ................................................................. 5 214 待設(shè)計(jì)變電所主變壓器容量的選擇及校驗(yàn) ................................................... 6 215 主變壓器繞組數(shù)的確定 ............................................................................... 6 216 主變壓器相數(shù)的確定 .................................................................................... 7 217 主變壓器調(diào)壓方式的確定 ............................................................................. 7 218 主變壓器繞組連接組別的確定 ...................................................................... 7 219 主變壓器冷卻方式的選擇 ............................................................................ 7 2110 容量比 ...................................................................................................... 8 2111 各側(cè)額定電壓選擇 ..................................................................................... 8 2112 中性點(diǎn)絕緣問(wèn)題 ........................................................................................ 9 第三章 電氣主接線設(shè)計(jì) ............................................................................................... 10 31 主接線的設(shè)計(jì)原則和要求 ..................................................................................... 10 32 主接線的擬定 ...................................................................................................... 11 33 主接線的比較與選定 ............................................................................................ 15 331 技術(shù)比較 ................................................................................................... 15 332 經(jīng)濟(jì)比較 .................................................................................................. 17 34 所用電的設(shè)計(jì) ..................................................................................................... 19 341 所用電設(shè)計(jì)的要求 ..................................................................................... 19 第四章 短路電流的計(jì)算 ................................................................................................... 22 41 短路的基本知識(shí) ................................................................................................... 22 42 計(jì)算短路電流的目的 ............................................................................................ 22 43 短路電流實(shí)用計(jì)算的基本假設(shè) .............................................................................. 23 44 短路電流的計(jì)算 ................................................................................................... 24 441 電力系統(tǒng)接線簡(jiǎn)圖 .................................................................................... 25 442 參數(shù)計(jì)算 .................................................................................................. 25 443 短路電流的計(jì)算 ........................................................................................ 25 第五章 主要電氣設(shè)備選擇 ............................................................................................ 30 51 母線的選擇 ......................................................................................................... 32 511 110kV側(cè)母線選擇 ..................................................................................... 32 河南城建學(xué)院本科畢業(yè)設(shè)計(jì)（論文） 目錄 IV 512 10kV母線選擇及校驗(yàn) ................................................................................ 34 513 10KV側(cè)出線選擇及校驗(yàn) ...........