Industry Information

Update August 14, 2023

Hybrid Coal System Based on Emerson CT SK6402 Variable Frequency Drive

1 Introduction Coal blending is a large-scale industrial production method. According to different coal-fired uses, artificially created coal is the most ideal and economical coal that natural coal...

Update August 11, 2023

Application of Variable Frequency Speed Regulation in Modification of Polypropylene Fiber Drawing Equipment

Frequency control in the polypropylene filament drawing equipment transformation.pdf Frequency control in the polypropylene filament drawing equipment transformation.pdf

Update August 10, 2023

Single-phase variable frequency power supply control system

In the working process of a single-phase variable-frequency power supply, the control circuit is in effect. What is the structure of the control circuit of the single-phase variable-frequency power...

Update August 09, 2023

Two-stage variable frequency heat pump technology promotes heating reform

According to monitoring by Beijing's environmental protection department, in this year's hazy weather, PM2.5 pollution caused by coal-fired central heating accounts for more than 50% of the...

Update August 08, 2023

Installation and Commissioning of Variable Frequency Speed Control System for Printing Machines

In addition to the installation and commissioning of the frequency converter, in addition to strictly following the requirements of the operating instructions, the following issues must be noted: 1....

Update August 07, 2023

Energy Saving Characteristics and Application of Variable Frequency Machine

With the development of power electronics, microelectronics and control theory, inverters have been widely used in AC motor speed control. "Variable speed" has become almost synonymous with...

Update August 06, 2023

HARSVERT-VA Series Speed Sensorless Vector Control High Voltage Variable Frequency Speed Control System (End)

Section III HARSVERT-VA Series Features and Applications In the previous two series of articles, the background knowledge of the HARSVERT-VA series of speed-sensorless vector control high voltage...

Update August 05, 2023

Application of Siemens full AC variable frequency drive system on ship unloader and its speed synchronization, current balance special function

Abstract: This article describes the application of Siemens full communication system on ship unloaders and how to achieve Siemens AC drives to achieve speed synchronization and current control for...

Update August 04, 2023

Application of Zinvert Series High-voltage Variable Frequency Speed Regulating System in Double-inducing Fan of 600MW Unit

Abstract : This paper analyzes the process and reliability requirements of 600 MW thermal power unit double-induced fan, and introduces the technical scheme and energy-saving of the frequency...

Update August 03, 2023

Design and Analysis of High-voltage Variable-frequency Energy-saving Modification of Mine Screw Air Compressor System

Abstract : This paper introduces the reform plan of high-voltage frequency converter used in coal mine underground air compressor of Henan Hebi Zhongtai Mining Co., Ltd.; introduces the basic...