【正文】 ..............................................................3 接 閃 ..........................................................................................................................................3 均 壓 ..........................................................................................................................................3 屏 蔽 ..........................................................................................................................................3 接 地 ..........................................................................................................................................4 分流（保護(hù)） ............................................................................................................................4 躲 避 ........................................................................................................................................4 運(yùn)行與維護(hù) .......................................................................................................................................4第三章 配電變壓器的防雷接地 ........................................................................................................6 配電變壓器防雷接線 ......................................................................................................................6 接地電阻的數(shù)值 .........................................................................................................................7 共同接地的連接方式 .................................................................................................................7 接地裝置的設(shè)計(jì)經(jīng)驗(yàn) .................................................................................................................9 接地引下線的連接方式 .............................................................................................................9 接地裝置的施工 .......................................................................................................................10 低壓側(cè)安裝避雷器 ..................................................................................................................10 中性線及其連接做法 ...............................................................................................................11 基本接地型式 ...............................................................................................................................12 配電變壓器低壓側(cè)的接地型式 ..............................................................................................12第四章 接地網(wǎng) ...............................................................................................................................15 地網(wǎng)設(shè)計(jì) ........................................................................................................................................15 關(guān)于接地短路電流的計(jì)算 .......................................................................................................16 土壤電阻率 ρ 的取值 .............................................................................................................16 接地電阻值的要求 ...................................................................................................................17 接地網(wǎng)施工安裝 .............................................................................................................................17　 施工時(shí)，應(yīng)注意的問題 ........................................................................................................17 接地網(wǎng)阻抗的測試 ........................................................................................................................17第五章 消弧 ......................................................................................................................................18常州信息職業(yè)技術(shù)學(xué)院電子與電氣工程學(xué)院 畢業(yè)設(shè)計(jì)論文第 5 頁 共 37 頁 10KV 中性點(diǎn)不接地系統(tǒng)的特點(diǎn) ....................................................................................................19 系統(tǒng)對地電容電流超標(biāo)的危害 .....................................................................................................19 單相接地電容電流的計(jì)算 ............................................................................................................19 空載電纜電容電流的計(jì)算 ......................................................................................................19 架空線電容電流的計(jì)算 ..........................................................................................................20 變電所增加電容電流的計(jì)算 ..................................................................................................20 傳統(tǒng)消弧線圈存在的問題 ............................................................................................................20 自動(dòng)跟蹤消弧線圈補(bǔ)償技術(shù) .........................................................................................................21 接地變壓器 ..............................................................................................................................21 有載調(diào)節(jié)消弧線圈 ...................................................................................................................22 限壓阻尼電阻箱 ......................................................................................................................22 調(diào)諧和選線裝置 ......................................................................................................................22 隔離開關(guān)、電壓互感器 ..........................................................................................................23 自動(dòng)跟蹤消弧線圈補(bǔ)償技術(shù)的性能和特點(diǎn) .................................................................................23 接地變壓器、消弧線圈容量和額定電流的確定 .........................................................................23 根據(jù)架空線或電纜參數(shù)計(jì)算公式計(jì)算電容電流 Ic ................................................................23 消弧線圈容量的確定 ...............................................................................................................23 消弧線圈容量及額定電流的選擇 ...........................................................................................23 接地變壓器容量選擇 ...........................................................................................