Considering limitations of the passive power filter (PPF), a reform method of PPF for low voltage power grid was presented.
针对无源滤波器的缺陷，提出了一种低压电网无源滤波器改造方案。
In this paper, the detriment of power grid low voltage operation to electric equipment and power system and some preventive measures are described.
本文阐述了电网低电压运行时对用电设备及电网的危害，以及一些防止措施。
Using a double-grid hydrogen thyratron, a fast pulse generator with four outputs, high-voltage, low jitter, was made to use at special occasion.
采用双栅极氢闸流管作为主开关，研制成功一种四路输出高压低晃动快脉冲源应用于某种特殊场合。
Three unbalanced phase loads varies randomly to lead to three phases unbalance in low voltage distribution system, which brings a series of problems on power grid.
在电网中，三相负荷随机变化，产生三相不平衡，从而给电网带来了一系列的问题。
A formula for short current calculation in low voltage power grid distribution was put forward.
提供了一般低压配电网主电源侧短路电流计算的公式。
This paper introduces the parameter selection, installation, grounding mode of low-voltage power grid and construction method of residual current operated protective device.
文中详细论述了剩余电流动作保护装置的参数选用，安装要求，低压电网接地方式及安装施工要求等。
Three unbalanced phase loads varies randomly to lead to three phases unbalance in middle and low voltage distribution system, whi ch brings a series of problems on power grid.
在中低压配电网中，三相负荷随机变化，产生三相不平衡，从而给电网带来了一系列的问题。
So it will be applicable to different kinds of low-voltage distribution networks and plays its role of reducing line depletion and improving the quality and stability of the power grid operation.
所以它将适用于各类中低压配电网络，起到降低线路损耗，提高电网运行质量和稳定性的作用。
With the proportion increasing of wind power generation in power grid, the power grid demand for increasingly high to wind turbine. Low-voltage through technology (LVRT) is one important indicator.
随着风力发电在电网中的比例日益增加，电网对风电机组的要求也越来越高，低电压穿越技术(LVRT)就是其中一项重要指标。
As the basis of smart grid components, intelligent circuit breaker became a hot research topic in the field of low voltage electrical recent years.
智能断路器作为智能电网中的基础部件，一直是近几年来低压电器领域的热门研究课题。
As the basis of smart grid components, intelligent circuit breaker became a hot research topic in the field of low voltage electrical recent years.
智能断路器作为智能电网中的基础部件，一直是近几年来低压电器领域的热门研究课题。
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