breakdown of insulation

Using computer control, man-machine dialogue mode, the completion of the power frequency voltage breakdown of insulation media, power frequency withstand voltage test.

采用计算机控制，过人机对话方式，完成对、绝缘介质的工频电压击穿，工频耐压试验。

The insulation characteristic of insulator in vacuum is researched in the process of the high voltage breakdown along the insulator surface in vacuum, which is called vacuum surface flashover.

绝缘子的真空表面绝缘特性研究真空下的高压沿绝缘子表面击穿物理过程，称真空表面闪络过程。

The difficulty to estimate insulation life of large electrical machin es lies in how to estimate residual breakdown voltage according to various parameters measured.

大电机绝缘寿命预测的困难在于如何根据各种测得的参数及其变化趋势预测残余击穿电压。