1.
Design of power factor measurement instrument based on P89V51RD2
基于P89V51RD2的功率因数测量仪设计
2.
A New Method of Power Factor Measurement In Nonsinusoidal Load Current;
负载电流为非正弦波时功率因数测量的新方法
3.
Research on the Circuits of Power Factor Measurement of Switch Power Supply in Matlab
基于Matlab的高频开关电源功率因数测量电路研究
4.
A Method Measuring the Power Factor and Efficiency of the Circuit;
一种对电路功率因数和效率的测量方法
5.
Measurement of Three-phase Power Network PowerFactor Angle Based on8051Single-chip Computer;
基于8051单片机的三相电网功率因数角的测量
6.
Talk About the Measures of Power Factor in Inductance-Type Sunlight Lamp Circuit;
谈电感式日光灯电路功率因数的测量误差
7.
A Power Factor Measurement Circuit Online Based On Voltage Sampling
一种基于电压采样的功率因数在线测量电路
8.
A single-chip is usedto measure the impulse width and the frequency to fix the power factor, a method using three-phase power, which hasnothing to do with connection, was applied.
提出了通过单片机测量脉宽的频率测量方法和一种与接线无关的三相功率测量功率因数的方法。
9.
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。
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.
The dependence of saturation factor on pumping power is measured.
测量了饱和因子和抽运功率的关系。
12.
logarithmic power measuring assembly based on the neutron flux density
根据中子通量密度的对数功率测量装置
13.
The host computer finishes the calculation of active power, reactive power and power factor, inquire fuzzy form of controlling , give and publish the controlling amount.
工控机完成有功功率、无功功率以及功率因数的计算，并查询模糊控制表，给出控制量。
14.
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。
15.
Digital Acoustic Intensity and Sound Power Measuring system
数字化声学测量技术 Ⅱ.数字式声强及声功率测量系统
16.
Research on Algorithm of FFT Harmonic Detecting in Power Factor Compensation Device;
功率因数补偿装置中FFT谐波检测算法研究
17.
The Study of Power-Factor Monitoring and Compensation Based on Chip CS5460A;
基于CS5460A芯片的功率因数监测与补偿的研究
18.
Monitoring System for Three-phase Transmission and Distribution Power Factor Based on LPC2138
基于LPC2138的三相输配电功率因数测控系统