结束语31 致31 参考文献32 附录:33 某220KV变电站电气部分初步设计 作者 周立钧 指导教师 贾红芳 讲师 (师学院信息学院, 524048) 摘要:本设计讨论的是220kV变电站电气部分初步设计,首先对原始资料进行分析,然后进行负荷计算、主接线和主变压器的选择确定,再在此基础上进行短路计算,导体和电气设备的选择校验和确定,最后进行防雷接地设计与配电装置的选择。 关键词:变电站;短路电流;设备选择 Electrical part of a preliminary design of 220KV Substation Zhou lijun School of Information Science and Technology,Zhanjiang Normal College,Zhanjiang,524048 China Abstract:This design discussion is part of the preliminary design of 220kV electrical substation,First, the analysis of raw data,and then the load calculation,the main transformer primary wiring and select OK,againin this short-circuit calculations on the basis of,the choice of conductors and electrical equipment calibration and determination,finally, lightning protection and grounding equipment design and selection ofdistribution. Key words:Transformer substation ,Short-circuit current ,Equipment selection . . . 1 / 49 1引言与原始资料分析