1.
Research on Economic Power Supply Radius and Power Factor of Rural Power Network
农村电网经济供电半径和经济功率因数的研究
2.
Using the means of testing at site, calculating the load factor, power factor, and finding the economical work character.
通过现场测试,进行经济负载率的计算,确定负载率,功率因数,找出电动机的工作特性。
3.
The power factor (pf) is the ratio of average power to apparent power.
功率因数是有功功率与视在功率之比。
4.
Power Factor Power factor is the cosine of the angle between the actie power( kW) and apparent power( kA) in a circuit.
功率因数功率因数是电路中有功功率(W)视在功率(A)间夹角的余弦值。
5.
economic determinants of fertility
生育率的经济决定因素
6.
Automatic compensation load reactive power, enhancing the load power factor.
自动补偿负荷无功功率，提高负荷功率因数。
7.
Power Factor and Wattless Power Compensation;
浅析功率因数及无功功率补偿之间的关系
8.
Power Factor Power factor is the cosine of the angle between the active power( kW) and apparent power( kVA) in a circuit.
功率因数功率因数是电路中有功功率(W)视在功率(VA)间夹角的余弦值。
9.
synchronous capacitor[for power factor improvement, of an output exceeding 37.5w]
同步电容器［用于提高功率因数,功率超过37.5w］
10.
the second is to analyse the meaning of raising power factor and the third is to explain brie fly the method of measuring and raising the power factor.
二是分析提高功率因数的意义; 三是简单阐述功率因数的测定及提高功率因数的方法。
11.
Designing of PFC of Digital Switching Power Supply;
数字化电源的功率因数校正器的设计
12.
vibrating type automatic power factor regulator
振动式自动功率因数调整装置
13.
unity power factor test
功率因数等于一的电机试验
14.
Analysis and Realizion of a Power Factor Correction Circuit
一种功率因数校正电路的分析与实现
15.
The Research of High Power Factor Soft Switching Inverter Welding Machine;
高功率因数软开关逆变式焊机的研究
16.
Research on the Simulation Analysis of the Power Factor of Permanent-Magnet Synchronous Motor;
永磁同步电动机功率因数的仿真分析
17.
Research on One-stage PFC AC/DC Converters;
单级功率因数校正AC/DC变换器的研究
18.
Design and Research on the Three-phase High Power Factor Rectifier;
三相高功率因数整流器设计及其研究