基于电气计算的110 kV智能变电站一次系统设计研究——以某电力设备制造企业为例  

Research on Primary System Design of 110 kV Intelligent Substation Based on Electrical Calculation——Taking an Electric Power Equipment Manufacturing Enterprise as an Example

作　　者：崔兴祎 Cui Xingyi(Gansu Nengxin Construction Co.,Ltd.,Lanzhou Gansu 730050,China)

机构地区：[1]甘肃能新建设工程有限公司,甘肃兰州730050

出　　处：《现代工业经济和信息化》2024年第8期143-145,148,共4页Modern Industrial Economy and Informationization

摘　　要：110 kV智能变电站一次系统设计的内容包括电气设备选型、防雷接地方式及阻值、无功补偿、短路电流等。为了保证变电站性能、降低工程造价,研究过程运用电气计算方法,从理论层面分析了各种设计参数,包含无功补偿容量、电容器谐振、变压器容量、各回路最大工作电流、接地截面积、接地电阻,为一次系统的设备、电缆、母线、配电装置、接地线选型提供了量化依据。The primary system design of 110 kV intelligent substation includes the selection of electrical equipment,lightning protection and grounding method and resistance,reactive power compensation,short circuit current,etc.In order to ensure the performance of the substation and reduce the cost of the project,the research process applies the electrical calculation method and analyses a variety of design parameters at the theoretical level,covering reactive power compensation capacity,capacitor resonance,transformer capacity,the maximum operating current of each circuit,grounding resistance,cross-section area,and grounding resistance,which provide a good basis for the primary system design and the design of the substation.cross-sectional area,grounding resistance,and provides a quantitative basis for the selection of equipment,cables,busbars,distribution devices,and grounding wires in the primary system.

关 键 词：110 kV智能变电站 电气计算 一次系统设计 

分 类 号：TM71[电气工程—电力系统及自动化]