industrial frequency

Industrial frequency test voltage waveform shall be practical sine wave.

2工频试验电压波形应为实际正弦波.

Research on national secondary standard and harmonic standard of industrial frequency three-phase electric energy metrology

工频三相电能国家计量副基准和谐波计量标准的研究

Dynamic simulation analysis on automatic switch from inverter circuit to industrial frequency power system of piston compressor load

负载活塞压缩机电路自动转换机电系统动态仿真分析

This paper describes a software filtering method for eliminating industrial frequency interference in ordinary industrial process control with the aid of zero cross detection circuits. A detailed account of the filtering theory and its application is also given.

本文介绍了一种在一般工业过程控制中借助于过零检测电路来实现滤除工频干扰的软件滤波方法，阐述了其滤波原理与应用。

It's significant to study the regulation of active power of three-phase synchronous generator by way of the alternating power source of three-phase industrial frequency.

三相同步发电机作为三相工业频率的交流电源，研究其有功功率调节具有重要意义。

Digital Filter Application for Squelch on Industrial Frequency Noise and Its Harmonic Waves Interference

数字滤波器滤除电子测量系统中工频及其谐波干扰的研究

The industrial frequency control technique lor power load control is introduced.

本文介绍了电力负荷的工频控制技术。