CAJ | 학술논문

基于40多个变电站的实际运行经验,分析了电子式互感器的性能、结构和适用标准,并将其与传统互感器进行了对比.在此基础上,阐述了电子式互感器在数字化变电站中应用的原则以及需要比传统互感器增加的试验项目和试验方法,并提出了数字化变电站的一种配置方案.电子式互感器所具有的优良绝缘性能和暂态特性,使得其对于数字化变电站,尤其对于超高压及特高压的数字化变电站具有十分重要的实用价值.
기우40다개변전참적실제운행경험,분석료전자식호감기적성능、결구화괄용표준,병장기여전통호감기진행료대비.재차기출상,천술료전자식호감기재수자화변전참중응용적원칙이급수요비전통호감기증가적시험항목화시험방법,병제출료수자화변전참적일충배치방안.전자식호감기소구유적우량절연성능화잠태특성,사득기대우수자화변전참,우기대우초고압급특고압적수자화변전참구유십분중요적실용개치.
Based on practical experience of more than forty substations,the performance,structure and applied standards of electronic transformer are analyzed and compared with traditional transformer in this paper.The application principle of electronic transformers in digital substations is stated,and extra testing items and methods different from traditional transformer are illustrated.Moreover,this paper proposed one configuration scheme for digital substations.It is pointed out that for digital substations,expecially for EHV and UHV digital substations,application of electronic transformers has higher practical value because their excellent performance in insulation and transient characteristics.