supply frequency

Research for Frequency Conversion Control in Air Supply System of Hydrogen Power

氢能发电机空气供给系统变频控制技术初探

Rectangular wave exported by medium frequency power supply is matched load by a export network.

中频电源输出40kHz对称矩形波，通过输出网络与负载匹配。

We also supply series YVF 2 frequency changing motor and series YD changing motor.

YVF2系列的变频调速电机和YD变极 变速电机,上述各系列电机本厂均可提供.

This paper introduces a simple, reliable AC power supply with constant voltage and frequency. The supply consists of a DC motor-AC generator set, a automatic voltage regulator ( AYR), and a automatic frequency regulator ( AFR).

本文介绍一种简单可靠的恒压恒频交流电源装置，它由直流电动机-交流发电机组、自动电压调节器AVR及自动频率调节器AFR组成。

A pulse sharpening circuit with a high voltage and high frequency power supply is designed according to the theory of magnetic pulse compression, which is applied to a pulse power supply for a plasmas generator.

为研制用于等离子体发生器的高压高频脉冲电源，根据磁脉冲压缩网络的理论设计了一套脉冲陡化电路。

This paper treats of frequency stability of conventional 12-channel carrier transmitters as used in collieries, with particular reference to the considerable variations of underground transmission line impedance and fluctuations of supply voltage.

本文根据煤矿井下载波传输线路阻抗变化大、电源电压波动大的特点，针对传统的矿用十二路载波发射机，讨论了其振荡频率（即发射频率）的稳定性问题。

A Simple and Reliable AC Power Supply with Constant Voltage and Frequency

一种简单可靠的恒压恒频交流电源电网频率和电压以及谐波的管理

Particularly introduces the measure theory of frequency and phasic dispersion, A/ D conversion, and gives the system ′ s power supply, then discusses several data transmission methods: RS 485, CAN, and GPRS communication.

详细介绍了频率、相位差的测量原理和A/D转换，以及系统所需电源的电路设计。并且讨论了几种数据传输的方式：RS485通信、CAN通信及GPRS通信。

Influence of Power Supply Frequency on Output Characteristic of Differential Transformer

电源频率对差动变压器输出特性的影响分析

Criterion Selection of Power Supply Frequency for Magnetic Stirrer

选择电磁搅拌器电源频率的判据

In the full-bridge thyristor shunt-wound inversion power supply, the efficiency of heating smaller forgings limited by the working frequency is low because of the high output voltage, the long induction coil, and the great noise.

由于全桥晶闸管并联逆变电源的输出电压高，感应圈长，噪声大，受工作频率限制，加热中小锻件的效率低。

New Torque Calculation Method on Three-Phase Induction Motor under the Supply of Frequency Converter

变频电源供电下三相异步电动机转矩计算的新方法