1) treeing inception voltage
电树起始电压
2) electrical tree initiation
电树起始
3) onset voltage
起始电压
1.
The results show that in SF6 there is obvious difference between the positive and negative onset voltage and the difference is increased by an increase of gas pressure.
在较大分子的气体(如SF_6)中,正、负电晕起始电压有明显差别,而且随着气体压强增加而增大。
2.
In the paper,it has proved that the onset voltage of positive corona higher than that of negative corona using needle-to-plane electrodes simulation device,and this phenomenon is analyzed according to the metal-structure theory,band theory,Townsend discharge mechanism and space charge theory.
本文利用针-板电极模拟装置,通过实验证实正电晕的起始电压要高于负电晕的起始电压,并从金属结构和能带理论、汤生德放电机制以及空间电荷理论的角度对这一现象进行了剖析。
4) initial voltage
起始电压
1.
It is found that the initial voltage of PMMA is higher than that of AC,and lower than that of DC;with the frequency increasing,the initial voltage of PMMA has a descending trend;with the voltage increasing,the initial rate of PMMA is decreased.
实验表明不同频率ns脉冲下有机玻璃中电树枝引发的起始电压高于交流,低于直流,频率升高,电树枝起始电压有下降趋势;不同时刻有机玻璃的电树枝引发率,基本上随着电压等级的上升而下降;电子轰击、空间电荷分布和电机械应力对绝缘材料的电树枝引发具有关键作用,而在高频的脉冲强场下电机械应力起主要作用。
5) initiation tree
起始电树枝
1.
Electrical tree in SIR initiates mostly in a single branch named initiation tree, which will transfer to four kinds of electrical trees with different shapes.
结果表明,硅橡胶的起树电压较低,抗电树枝老化性能较差,导致了硅橡胶预制式电缆附件故障频发;硅橡胶中的起始电树枝多以单枝状的通道形成为标志,随后发展为4种不同的电树枝形态。
6) tree initiation voltage
起树电压
1.
From the experiments, it was found that tree initiation voltage of SIR is so low that causes high failure rate of cable accessories.
采用针板电极结构,测量了不同针尖曲率半径的起树电压和电树枝形态。
2.
The tree initiation voltage was measured at room-temperature and the processes of electrical tree were observed via a digital micro-observing system.
结果表明,随着频率的升高,起树电压呈现出明显的阶段性下降特点。
补充资料：标准操作冲击电压波形(见冲击电压发生器)
标准操作冲击电压波形(见冲击电压发生器)
standard switching impulse voltage waveform
b .oozhun CooZuo ChongJld，onyo boxlng标准操作冲击电压波形(standard switchingimpulse voltage waveform)见冲击电压发生器。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条