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1·The common commerical frequency voltage test apparatus are divided into two categories, namely the traditional step up transformer system and series resonance system.

常见的工频耐压设备大致可分为两类：传统的升压变压器系统和串联谐振系统。

2·In the palper, with resonance between the secondary coil of suspension transforMer and capacitance load the active ESS has been developed.

本文利用高压支承变压器高频载波下付边电感与负载电容的谐振特性，设计并研制了有源谐振的ESS。

3·A novel technology about harmonic restraining transformer based on resonance -circuit and magnetic air-gap shunt (RMsT) is presented.

提出了一种基于带气隙磁分路和谐振电路抗谐波干扰变压器的技术。

4·And the diode clamp circuit introduced in the transformer primary can apparently restrain from the peak voltage resonance in the rectified diodes.

在变压器的初级使用二极管钳位电路，可以有效地抑制变压器次级的寄生振荡。

5·The principle and structure of the resonance-proof three phase voltage transformer used in the neutral insulation system are discussed. The connection errors brought about in operation are presented.

论述了中性点绝缘系统中采用的三相防谐振电压互感器的原理与结构，并指出了运行中容易发生的接线错误。

6·In ungrounded distribution system the single-phase-grounding and the ferro-resonance caused by the PT (Potential Transformer) are of the frequent accidents.

在中性点非直接接地电网中，单相接地及由电压互感器(PT)引起的谐振过电压均是多发性的事故。