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The development history and current technology of permanent magnet synchronous motor
With the development of rare earth permanent magnet materials in the 1970s, rare earth permanent magnet motors came into being. Permanent magnet motors use rare earth permanent magnets for excitation, and permanent magnets can generate permanent magnetic fields after mag...Read more -
How to control the motor with a frequency converter
Frequency converter is a technology that should be mastered when doing electrical work. Using frequency converter to control motor is a common method in electrical control; some also require proficiency in their use. 1.First of all, why use a frequency converter to control a motor? The motor is a...Read more -
The “core” of permanent magnet motors – permanent magnets
The development of permanent magnet motors is closely related to the development of permanent magnet materials. China is the first country in the world to discover the magnetic properties of permanent magnet materials and apply them in practice. More than 2,000 years ago...Read more -
Comprehensive Benefit Analysis of Permanent Magnet Synchronous Motors Replacing Asynchronous Motors
Compared with asynchronous motors, permanent magnet synchronous motors have the advantages of high power factor, high efficiency, measurable rotor parameters, large air gap between stator and rotor, good control performance, small size, light weight, simple structure, high torque/inertia ratio, e...Read more -
Back EMF of Permanent Magnet Synchronous Motor
Back EMF of Permanent Magnet Synchronous Motor 1. How is back EMF generated? The generation of back electromotive force is easy to understand. The principle is that the conductor cuts the magnetic lines of force. As long as there is relative motion between the two, the magnetic field can be stati...Read more -
The difference between NEMA motors and IEC motors.
The difference between NEMA motors and IEC motors. Since 1926, the National Electrical Manufacturers Association (NEMA) has set standards for motors used in North America. NEMA regularly updates and publishes MG 1, which helps users select and apply motors and generators correctly. It contains pr...Read more -
Mr. Liang and Mr. Huang from Amueller Sea Sdn. Bhd. of Malaysia visited
On July 26, 2024, Customer from Malaysian Amueller Sea Sdn. Bhd. came to the company for an on-site visit and conducted a friendly exchange. On behalf of the company, the deputy general manager of our company extended a warm welcome to the customer of Amueller Sea Sdn. B...Read more -
Global IE4 and IE5 Permanent Magnet Synchronous Motors Industry: Types, Applications, Regional Growth Analysis, and Future Scenarios
1.What IE4 and IE5 Motors Refer To IE4 and IE5 Permanent Magnet Synchronous Motors (PMSMs) are classifications of electric motors that comply with international standards for energy efficiency. The International Electrotechnical Commission (IEC) defines these efficiency ...Read more -
Measurement of synchronous inductance of permanent magnet motors
I. The purpose and significance of measuring synchronous inductance (1)Purpose of Measuring the Parameters of Synchronous Inductance (i.e. Cross-axis Inductance) The AC and DC inductance parameters are the two most important parameters in a permanent magnet synchronous m...Read more -
Dust-proof low-speed direct-drive permanent magnet synchronous motor
Recently, the 2500kW 132rpm 10kV dust explosion-proof low-speed direct-drive permanent magnet synchronous motor for coal mill designed and developed by our company has been successfully put into operation in a cement group's 6,000-ton-per-day intelligent and environmenta...Read more -
10 reasons why permanent magnet motors are more efficient.
Why permanent magnet motors are more efficient? The reasons for the higher efficiency of permanent magnet motors are the following: 1.High Magnetic Energy Density: PM motors use permanent magnets to generate a magnetic field, these magnets can providing a high magnetic ...Read more -
The permanent magnet direct drive electric conveyor pulley was successfully installed and operated in a potash mine in Laos
In 2023, our company exported a permanent magnet direct-drive motorized pulley to Laos and dispatch relevant service personnel to perform installation, commissioning and related training on site. Now it has been successfully delivered, and the permanent magnet conveyor p...Read more
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