利用Python进行TN系统接地故障保护灵敏度校验  

Sensitivity Verification for Earth Fault Protection in TN System Using Python

作　　者：沈睿婷 李夫 张强 SHEN Ruiting;LI Fu;ZHANG Qiang(The Architectural Design&Research Institute of Zhejiang University Co.,Ltd.,Hangzhou 310028,China)

机构地区：[1]浙江大学建筑设计研究院有限公司,杭州市310028

出　　处：《建筑电气》2023年第9期66-69,共4页Building Electricity

摘　　要：利用Python编程,对TN系统中断路器用作接地故障保护线路最大允许长度进行计算,并将实际的多级放射线路进行折算,通过比较完成灵敏度校验,并利用Python进行可视化交互界面设计,帮助电气设计人员更准确完成对断路器的选型。Python is used for programming to calculate the maximum allowable length of the circuit breaker used as an earth fault protection circuit in the TN system,convert the actual multi‑stage radial circuit,and complete the sensitivity verification through comparison.Besides,Python is used for the design of a visual interactive interface to help the electrical design personnel select the circuit breaker in a more accurate way.

关 键 词：TN系统 接地故障保护 断路器选型 线路长度折算 灵敏度校验 电气设计 PYTHON 可视化交互界面 

分 类 号：TU852[建筑科学]