The stability of VSI active power filter systems is analyzed, and a method for suppressing transient oscillations in these systems without inserting damping resistors is proposed in this article.
本文分析了电压逆变器型有源滤波器系统的稳定性，提出了不用阻尼电阻抑制系统振荡的方法。
A novel new strategy is proposed, in which the filter of the DC fault line at converter station is reserved to enhance the system transient voltage stability under this fault.
提出了一种新的保留故障直流线路处的电容器组的策略，以提高故障下的暂态稳定性。
The aim of the invention is to supply a lightproof combination with high lightproof performance and excellent insulating ability and dispersible stability and a colour filter adopting the combination.
本发明的目的是提供一种遮光性高、绝缘性及分散稳定性优良的遮光性组合物及采用它形成的滤色器。
The temperature characteristics of trap based filter radiometer are a primary factor of affecting its precision and stability.
温度特性是工程应用中影响标准探测器绝对精度和稳定性的一项关键因素。
This paper introduces the structural filter design of a variable stability aircraft control system and the ground test of structural resonance.
本文介绍变稳飞机控制系统结构滤波器设计及结构谐振地面试验。
To suppress resonance of LCL filter and improve stability of system, it is pre - sent that a voltage and current double loops control strategy based on virtual resistor concept.
为了提高系统的稳定性，抑制滤波器的谐振，在双闭环控制的基础上提出了一种基于虚拟电阻思想的控制策略。通过对滤波电容电流的积分处理，改变了系统传递函数的极点，确保了系统的稳定运行。
Because of its internal chemical elements, chemical stability and other characteristics, it is making a new type of wear resistant water purification filter.
由于它内部化学分子多，化学稳定性好等特点，故被制作新型耐磨净水滤料。
Because of its internal chemical elements, chemical stability and other characteristics, it is making a new type of wear resistant water purification filter.
由于它内部化学分子多，化学稳定性好等特点，故被制作新型耐磨净水滤料。
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