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- Multi fractal;ferroresonance overvoltage;neutral grounded system;multi fractal dimensions;wavelet transform 多重分形；铁磁谐振过电压；中性点接地系统；广义维数谱；小波变换
- Ferroresonance overvoltage 铁磁谐振过电压
- Study on Ferroresonant Overvoltage in Indirect Earth Neutral System 电磁式电压互感器引起的谐振过电压初探
- Abstract :Ferroresonance is an internal overvoltage,which always occurs in neutral isolated distribution network, and sometimes also occurs in high voltages network. 中性点不直接接地的配电网中，但在中性点直接接地的高压电网中，这种事故也常有发生。
- This type of overvoltage is called lightning incoming wave4. 此类过电压称为雷电侵入波。
- The overvoltage varies inversely with the current density to some extent. 超电压在某种程度上随电流密度成反比地变化。
- For clarity, the figure omits overvoltage diodes and protection circuits. 为明确起见，图中省略了过压二极管和保护电路。
- The cart has overvoltage protecting and power leakage protecting functions. 本收放车具有过压断电保护和漏电保护功能。
- Off-Line Flyback Overcurrent/Short-Circuit, Overvoltage -40 Through. Hole 其它 Plastic (including epoxy) 通用描述: Offline Switching Regu...
- In circuits containing windings such as reactors with iron cores a condition known as ferroresonance is possible. 在有绕组的电路中如有铁芯的电抗器,出现铁磁谐振是有可能的。
- J.R. Marti, "Ferroresonance in power systems: fundamental solutions," IEE Proceedings-C, Vol. 138, No. 4, July 1991. 李廷祥教授讲稿;"超高压电力系统之铁磁共振问题、影响与解决方式;"中华民国90年9月.
- It is vital to choose the right excitation characteristic of the nonlinear inductor when analyzing ferroresonance. 分析工频铁磁谐振时,选择正确的非线性电感励磁特性类型至关重要。
- A number of Standards Committees have addressed lightning and overvoltage conditions that appear on power lines. 许多标准制定机构在其标准中都有关于雷电及电源线上过电压的描述。
- A simple circuit breaker delivers precision overvoltage protection and overcurrent protection. 一个简单的电路断路器提供精密过压和过流保护。
- So a new method of overvoltage control in IGBT cutting off is introduced in this article. 介绍了有效抑制IGBT关断中过电压的新方法。
- The TV neutral point grounded through a nonlinear resistance is also one of the measures that check the ferroresonance over-voltage. 母线TV初级中性点经非线性电阻接地也是抑制铁磁谐振过电压的措施之一。
- Ferroresonance,which is a kind of non-linear resonance phenomenon,commonly occurs in power system,especially in distribution networks. 铁磁谐振是一种非线性谐振现象，在电力系统运行中经常发生，尤其在配电网中出现更为频繁。
- In this paper,an adapted harmonic balance algorithm is applied to analyze the fundamental resonance of a typical ferroresonance circuit. 应用谐波平衡法分析了典型铁磁谐振电路基频谐振及其影响因素,确定了该电路的基频谐振区域。
- This circuit does not disturb the functioning of the undervoltage and overvoltage functions of the M or L pin. 电路不会干扰M或L引脚的过电压和欠电压功能。
- This paper also includes research on different phase two point to ground fault in neutral non-grounded system and digital simulation of ferroresonance. 研究还包括中性点不接地系统异相两点接地的故障测距算法和铁磁谐振的数字仿真。
