气体绝缘金属封闭式开关设备超差原因分析

Cause Analysis of Gas-insulated Metal-enclosed Switchgear Exceeded Tolerance

以试验数据证实了500 kV气体绝缘金属封闭式开关设备在安装后出现的超差问题,并从理论上阐述了造成气体绝缘金属封闭式开关设备超差的原因,提出解决方案。

Exceeded tolerance of 500 kV current transformer after installation is verified by test data, and the causes and solution of current transformer exceeded tolerance are introduced.