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1、摘要本文主要重點論述了8110綜采工作面供電設計方案的確定以及方案的系統(tǒng)分析方法,設備的選取和巷道布置、系統(tǒng)負荷的計算、移動變電站的選擇以及容量計算、高壓電纜和低壓電纜的計算選擇、短路電流的計算、隔爆型高低壓配電裝置的選擇和過電流保護裝置的整定計算。對綜采工作面供電系統(tǒng)的方案確定、設備的選取、巷道的布置以及各種計算都具有一定的參考意義。關鍵詞:負荷;采煤機;短路電流;移動變電站ABSTRACTThispapermainlyfocusesonthesystemanalysismethodof8110fullyme
2、chanizedcoalfacepowersupplydesignschemeandplan,equipmentselectionandlayoutofroadway,systemloadcalculation,selectionandcalculationofcapacityofmobiletransformersubstation,highvoltagecableandlowvoltagecableselectionandcalculation,short-circuitcurrentcalculation
3、,flameproofhighvoltagedistributiondeviceselectionandovercurrentprotectionsettingcalculation.Sure,onthepowersupplysystemoffullymechanizedworkingfaceforequipmentselection,layoutandcalculationofroadwayhascertainreferencesignificance.Keywords:Load;Shearer;Short-
4、circuitcurrent;Mechanizedmining;Mobilesubstation目錄1概述..........................................................................................................................................................11.1采區(qū)概況...........................................
5、................................................................................................12設備選用及布置......................................................................................................................................22.1設備選用...........
6、................................................................................................................................22.2設備布置..........................................................................................................................
7、.................23綜采工作面供電系統(tǒng)負荷計算..............................................................................................................43.1電壓等級............................................................................................................
8、...............................43.2工作面負荷計算...............................................................................................................................44移動變電站的選用...............