在电气化铁道牵引变电站中，装设无功补偿电容器和谐波滤波器是提高功率因数、改善电能质量的重要手段。
In electric railway traction substation, power capacitors and harmonic filters are the important devices for improving both the power factor and the power quality.
有两个组件：一个用于滤波的电容器是用于过滤的电压和电感或呛滤波器的电流。
There are two components used for filtering: a capacitor is used to filter the voltage and an inductor or choke to filter the current.
这种新型的有源滤波器，只用一个电容器、一个运算放大器和两个电阻器。
A new active filter with one capacitor, one operational amplifier and two resistors is presented.
该浪涌电流随着主滤波器电容器而流动，并且镇流器充电到其稳定状态值。
This inrush current flows as a main filter capacitor and the ballast charges to its steady state value.
带阻滤波器包括与电感 器并联的电容器。
The band-reject filter comprises a capacitor connected in shunt with an inductor.
本文提出了一个新的多功能有源c滤波器，该电路由四个OTA和两个电容器构成。
A new multifunction active-C filter is presented. The circuit is composed of four OTAs and two capacitors.
变频器LC滤波器中电容器与异步电机之间自激引起的过电压会对逆变器和电机本身产生危害。
Self-excitation of induction motors caused by output LC filters of variable voltage variable frequency(VVVF) power supplies is harmful both to the motor and the power supply.
变频器LC滤波器中电容器与异步电机之间自激引起的过电压会对逆变器和电机本身产生危害。
Self-excitation of induction motors caused by output LC filters of variable voltage variable frequency(VVVF) power supplies is harmful both to the motor and the power supply.
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