It has evident effect on low power factor working of motor, decreasing line loss and improving load ability of transformer.
实行电动机无功就地补偿，对改变电动机低功率因数运行、减少线路损耗、提高变压器带载能力，有明显效果。
AC/DC switching converters are highly nonlinear. Therefore they draw a non-sinusoidal current with a very low power factor.
DC开关变换器非线性程度很高，输入电流为非正弦形式，功率因数极低。
In the no-load test of transformer, because of the low power factor and non-sinusoid current waveform, the high precision measurement is difficult.
变压器的空载试验中，由于功率因数低，空载电流不是正弦信号，高精度测量其有功功率具有一定的难度。
Many load in distribution network has low power factor, fluctuates greatly, and changes fleetly. It is hard to achieve perfect compensation by traditional compensator.
配电网中许多负荷功率因数低、波动大、变化快，传统的无功功率补偿装置很难起到理想的补偿效果。
Traditional ballast components of inductance ballast has some disadvantages which include large volume, high self consumption, low power factor and difficult to adjust.
传统的高压钠灯配备的是电感式镇流器，其体积大，本身功耗大、功率因数低、调光困难等。
In the light of low power factor of the former power supply system of Majishan Port, Bao Steel, a new calculation method for wattless compensation capacity is put forward.
针对宝钢马迹山港原供电系统功率因数低下的问题，提出了一种新的无功补偿容量计算方法。
Thyristor cascade control system is a low-cost system, but the traditional cascade control system has some shortages, such as a low power factor, serious harmonic pollution etc.
晶闸管串级调速系统是一种廉价、简易的调速系统，但是传统串调系统存在着诸如功率因数低、谐波污染严重等弊端。
Speed regulation system using cascade control method with thyristor is a low-cost system, but the classic system has some shortages, such as low power factor, serious harmonic pollution and etc.
晶闸管串级调速系统是一种廉价、简易的调速系统，但是传统串调系统存在着诸如功率因数低、谐波污染严重等弊端。
Speed regulation system using cascade control method with thyristor is a low-cost system, but the classic system has some shortages, such as low power factor, serious harmonic pollution and etc.
晶闸管串级调速系统是一种廉价、简易的调速系统，但是传统串调系统存在着诸如功率因数低、谐波污染严重等弊端。
应用推荐