The VFTO in power system have several or a few nanosecond rise time of surge.
电力系统中的VFTO具有几纳秒到几十纳秒的波头。
Several failures and problems have beencaused by Very Fast Transient Overvoltage(VFTO) in GIS.
GIS内的特快速暂态过电压（VFTO）巳在超高压电网中造成了一些事故。
An efficient method is presented for calculating the response of transformer windings under VFTO based on network function in this paper.
提出了一种基于网络函数的VF TO下变压器绕组响应计算的有效方法。
This model was also used in the VFTO simulated computations of Dayawan GIS system, and the results showed that the VFTO is distinctly suppressed by magnetic rings.
应用这一模型计算了大亚湾电站GIS系统中加入磁环前后的VFTO，结果表明磁环对VFTO有明显抑制作用。
Base on the structural characteristic of GIS, the mechanism and effects of disconnector with shunt resistor to depress VFTO are simulated and analyzed in this paper.
根据GIS的结构特点，对一种带有并联电阻的隔离开关抑制VFTO的机理、作用进行了数值分析。
It is indicated that the physical process of arc is modeled precisely by the novel arc model and the VFTO peak values and frequency distribution are varied with different arc models.
结果表明，分段电弧模型能够准确地模拟隔离开关电弧的物理过程，对于VFTO的数值计算与特性分析是实用的。
The methods of analysis on series insulation strength for continuous, interleaved and intershield winding are introduced respectively. The analysis on series insulation at VFTO is discussed.
提出了连续式、纠结式和内屏蔽结构变压器绕组纵绝缘强度的分析方法，对特高压暂态过电压(VFTO)下变压器绕组纵绝缘强度分析进行了探讨。
The application of gas insulated substation(GIS) has expended year by year, Harm of the very fast transient voltages (VFTO) caused during disconnecting switches (DS) operation becomes more obvious.
随着超高压气体绝缘变电站（GIS）的广泛使用，由隔离开关（DS）操作引起的快速暂态过电压（VFTO）的危害更加明显。
The application of gas insulated substation(GIS) has expended year by year, Harm of the very fast transient voltages (VFTO) caused during disconnecting switches (DS) operation becomes more obvious.
随着超高压气体绝缘变电站（GIS）的广泛使用，由隔离开关（DS）操作引起的快速暂态过电压（VFTO）的危害更加明显。
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