The partial arc may derive from the surface of polluted insulator string and form the air gap arc during the pollution flashover process at low air pressure.
低气压下绝缘子污闪放电过程中局部电弧存在飘离绝缘子表面形成空气间隙电弧的现象。
The paper introduces the development process of a new lightning flashover current sensor and main problem solved, and gives the research result.
介绍了一种雷击闪络电流传感器的研制过程，及其解决的主要问题，给出了研究成果。
The process and feature of flashover of hv power appliance under pollution is described.
介绍了高压电力设备外绝缘发生污秽闪络的过程和特点。
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