The structure and function of the field testing and diagnostic system of the large transformer insulation condition are introduced. The diagnostic techniques for transformers are presented.
介绍了一个大型变压器绝缘状态可现场测试诊断系统的结构和功能，以及应用该系统对变压器进行诊断的技术与手段。
A new ultrasonic testing system has been developed for application to stator insulation of large generator. It provides A-scan signals and C-scan map for tested specimen.
自行研制了大电机定子绝缘超声波检测系统，它能同时显示被测试样的A扫描脉冲回波和C扫描平面图。
Other parts of the insulation system, for example requirements for solid insulation and for electric strength testing, must be capable of withstanding the higher transient voltages (see IEC 60664-1).
而其它零部件，例如固态绝缘及电气强度测试则要求能够耐受更高的瞬态电压(详见iec 60664 - 1)。
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