Industry Information

Update July 23, 2023

New type of variable frequency drilling rig successfully developed in Baoji

On January 6, the ZJ70DB1 AC variable frequency drilling rig, ZJ30DBT trailer-mounted AC variable frequency drilling rig and ZJ50DB AC variable frequency drilling rig developed and developed by...

Update July 22, 2023

Research and Implementation of Variable Frequency Speed Regulating System Based on SVPWM

1 Introduction In the AC motor frequency control, the PWM control has been widely used, among which the classic sine pulse width modulation (SP-WM), which mainly focuses on making the output voltage...

Update July 21, 2023

Application of Neural Network Inverse System in Motor Variable Frequency Speed Regulating System

The traditional control system design is based on the known mathematical model of the system. Therefore, the quality of the control system has a lot to do with the accuracy of the mathematical model....

Update July 20, 2023

How to choose variable frequency hot tiles

The frequency conversion hot porcelain tile is no stranger to us, because it can change the speed of heat, so it has been praised by consumers, but the recent spread of the Internet on the frequency...

Update July 19, 2023

Jiangyan Electromechanical Co., Ltd. successfully developed wind power AC variable frequency pitch motor

Through the concerted efforts of the market operations department, technical quality department, and manufacturing department of the special electrical company, the special electric company recently...

Update July 18, 2023

One stroke to distinguish between variable frequency motor and ordinary motor

Introduction: Xiao Bian as an outsider after reading the following content finally understand what is the frequency conversion machine, the summer is finally not fainted. Shaoyou below we have a...

Update July 17, 2023

Variable frequency high slope filter tutorial based on potentiometer or DAC implementation

Analog variable frequency filters require the use of variable passive components. The larger the slope of the filter, the more variable passive components are required. Many of these components are...

Update July 16, 2023

Variable frequency noun definition and some frequently occurring faults

For the inverter, it is believed that many electric power practitioners are not unfamiliar. Compared with the traditional electric circuit control, the frequency converter has a high technological...

Update July 15, 2023

The difference between variable frequency air conditioner and fixed frequency air conditioner _ inverter air conditioner and fixed frequency air conditioner which is good

Fixed frequency air conditioner China's grid voltage is 220 volts and 50 hertz. Air conditioners operating under these conditions are called fixed-frequency air conditioners. Because the...

Update July 14, 2023

Economic and Reliability Analysis of Generator Set Variable Frequency Primary Fan

Datang Zhangjia Power Generation Plant (Zhangjiakou 075131, Hebei Province) Wang Haibin has a comprehensive experimental study to help users understand the frequency conversion performance of this...