10kV TV高压熔丝熔断原因分析及防止措施Reason Analysis and Preventive Measure for High Voltage Fuse Blowing of 10 kV Voltage Transformer
蔡源,傅剑文,饶源
CAI Yuan,FU Jian-wen,RAO Yuan(East China Grid Co.Ltd.
摘要(Abstract):
造成10kV TV一次高压熔丝熔断的原因是多方面的。通过对单相干式TV的结构原理、系统参数变化影响的分析,认为铁磁谐振和高压涌流是造成10kV TV一次高压熔丝熔断的主要原因,并就此提出了预防措施。
Reasons for high voltage fuse blowing of 10 kV voltage transformer are various.The paper analyzes structure principle of single-phase dry type voltage transformer and system parameters,then concludes that ferroresonance and high-voltage surge are the main reasons,and puts forward the preventive measures.
关键词(KeyWords):
TV;铁磁谐振;过电压;消谐器;措施
voltage transformer;ferroresonance;overvoltage;ferroresonance eliminator;measure
基金项目(Foundation):
作者(Author):
蔡源,傅剑文,饶源
CAI Yuan,FU Jian-wen,RAO Yuan(East China Grid Co.Ltd.
DOI: 10.19585/j.zjdl.2010.04.007