【正文】 目 錄前 言 ...........................................................................................................................................3設計原始資料 .............................................................................................................................4一、全礦概貌 .........................................................................................................................4二、采區(qū)資料 .........................................................................................................................4第一章 一般規(guī)定 .......................................................................................................................5第一章 采區(qū)變電所的變壓器選擇 ...........................................................................................5一、采區(qū)負荷計算 .................................................................................................................5二、變壓器容量計算 .............................................................................................................5三、變壓器的型號、容量、臺數(shù)的確定 .............................................................................6第二章 采區(qū)變電所及工作面配電所位置的確定 ...................................................................7一、采區(qū)變電所位置 .............................................................................................................7二、工作面配電點的位置 .....................................................................................................7第三章 采區(qū)供電電纜的確定 ...................................................................................................8一、擬定原則 .........................................................................................................................8二、按照采區(qū)供電系統(tǒng)的擬定原則確定供電系統(tǒng)圖 .........................................................8第四章 采區(qū)高低壓電纜的選擇 .............................................................................................10一、選擇原則 .......................................................................................................................17二、選擇步驟 .......................................................................................................................17三、電纜長度的確定 ...........................................................................................................10四、電纜型號的確定 ...........................................................................................................10五、電纜選擇原則 ...............................................................................................................10六、低壓電纜截面的選擇 ...................................................................................................10七、采區(qū)電纜熱穩(wěn)定校驗 ...................................................................................................14第六章 采區(qū)低壓控制電器的選擇 .........................................................................................19一、電器選擇按照下列一般原則進行 ...............................................................................19二、據(jù)已選定的電纜截面、長度來選擇開關(guān)、起動器容量及整定計算 .......................19第七章 低壓保護裝置的選擇和整定 .....................................................................................21一、低壓電網(wǎng)短路保護裝置整定細則規(guī)定 .......................................................................21二、保護裝置的整定與校驗 ...............................................................................................21第八章 高壓配電箱的選擇和整定 .........................................................................................26一、高壓配電箱的選擇原則 ...............................................................................................26二、高壓配電箱的選擇 .......................................................................................................26三、高壓配電箱的整定和靈敏度的校驗 ...........................................................................27第九章 井下漏電保護裝置的選擇 .........................................................................................28一、井下漏電保護裝置的作用 ...........................................................................................28二、漏電保護裝置的選擇 ...................................................................................................28三、井下檢漏保護裝置的整定 ...........................................................................................28第十章 井下保護接地系統(tǒng) .....................................................................................................29結(jié)束語 .......................................................................................................................................31