【正文】 。 design included the selection of transformer,shortcircuit current calculation, electrical equipment choice and check and so on, together with the main electrical wiring diagram and other related drawings.Keywords: 110kV substation。本次設(shè)計正文分設(shè)計說明書和設(shè)計計算書兩個部分，設(shè)計說明書包括電氣主接線設(shè)計、變壓器選擇說明、短路電流計算說明、電氣設(shè)備選擇說明、配電裝置設(shè)計、電氣總平面布置和防雷保護設(shè)計；設(shè)計計算書包括變壓器選擇、短路電流計算、電氣設(shè)備選擇及校驗等，并附有電氣主接線圖及其它相關(guān)圖紙。在本變電站的設(shè)計中，包括對變電站總體分析和負荷分析、變電站主變壓器的選擇、電氣主接線、電氣設(shè)備選擇、短路電流計算等部分的分析計算以及防雷設(shè)計。山東科技大學(xué)畢業(yè)設(shè)計（論文）題目 110KV變電站設(shè)計專 業(yè) 電氣工程及其自動化 班 級 10級3班 學(xué)生姓名 張海偉 指導(dǎo)教師 楊俊卿 2014年05月26日山東科技大學(xué)學(xué)士學(xué)位論文 摘要摘要本次設(shè)計為110kV降壓變電站電氣一次部分的初步設(shè)計， 根據(jù)原始資料，以設(shè)計任務(wù)書和國家有關(guān)電力工程設(shè)計的規(guī)程、規(guī)范及規(guī)定為設(shè)計依據(jù)。變電站的設(shè)計在滿足國家設(shè)計標(biāo)準的基礎(chǔ)上，盡量考慮當(dāng)?shù)氐膶嶋H情況。在保證供電可靠性的前提下，減少事故的發(fā)生，降低運行費用。關(guān)鍵詞：110kV變電站；短路電流；一次部分；電氣主接線AbstractThis design is a part of the preliminary design of electrical 110kV stepdown substation, according to the original data, to regulate the design task rules,books and relevant state electric power engineering design and provisions for the design basis. Substation design based on meeting the national designstandards, as far as possible to consider the actual situation of the local. In the design of the substation, including the analysis of the substation overall analysis and load analysis, the selection of the main transformer substation, the main electrical wiring, electrical equipment selection, calculation of short circuit currentand lightning protection design etc.. In order to ensure the reliability of power supply, reduce accidents, reduce operating design is divided into two parts the design specification and design calculations, design specifications including the design of main electrical wiring,transformer description of choice, shortcircuit current calculation, electrical equipment, power distribution equipment design, selection of the electrical layoutand lightning protection design。 shortcircuit current。 the main electrical wiring山東科技大學(xué)學(xué)士學(xué)位論文 目錄目錄1 原始資料...................................................................................1 變電站的基本情況.............................................................1 設(shè)計任務(wù)...........................................................................32 變壓器選擇...............................................................................4 變壓器繞組與調(diào)壓方式的選擇............................................4 變壓器相數(shù)的選擇.............................................................4 變壓器容量和臺數(shù)的選擇...................................................5 變壓器的冷卻方式..............................................................53 電氣主接線設(shè)計........................................................................7 主接線的設(shè)計原則..............................................................7 主接線設(shè)計的基本要求........................................................8 主接線方案的比較和確定....................................................104 短路電流計算.............................................................................16 短路電流計算的目的........................................................16 短路電流計算的規(guī)定........................................................17 短路電流計算的步驟........................................................18 短路類型及其計算方法.....................................................185 高壓電器選擇.........................................................................21 高壓斷路器的選擇...........................................................21 隔離開關(guān)的選擇...............................................................22 各級電壓母線的選擇........................................................22 電流互感器的選擇............................................................23 電壓互感器的選擇............................................................24 避雷器的選擇...................................................................256 配電裝置設(shè)計..........................................................................27 配電裝置的基本要求...........................................................27 配電裝置的種類及應(yīng)用........................................................277 防雷保護設(shè)計...........................................................................29 防雷保護的特點...................................................................29 變電站直擊雷防護...................................................29 進線保護.............................................................................308 變壓器容量計算及選擇 ..........................................................31 本站負荷計算.....................................................................31 變壓器容量及型號的選擇....................................................319 短路電流計算............................................................................33 原始資料............................................................................33 短路計算............................................................................3310 高壓電器的選擇與校驗..........................................................40 最大持續(xù)工作電流計算.....................................................40 斷路器的選擇及校驗.........................................................41 隔離開關(guān)的選擇及校驗.....................................................44 電流互感器的選擇及校驗.................................................47 限流電抗器的選擇及校驗.................................................51 電壓互感器的選擇及校驗.................................................53 導(dǎo)體的選擇及校驗...........................................................55 絕緣子及穿墻套管的選擇.................................................58總結(jié)................................................................................................60參考資料........................................................................................61致謝.................................................................................................63附錄...............................................................................................64山東科技大學(xué)學(xué)士學(xué)位論文 原始資料