electric motor

The main function of frequency converter

The working principle of a frequency converter mainly involves two parts: the control circuit and the main circuit. The...

Articles
2026-02-23

What are the classifications of DC motors? What is the working principle of a DC motor?

I. Classification of DC Motors 1. Brushless DC motor: A brushless DC motor is essentially a conventional DC motor with ...

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2026-02-23

Introduction to the selection of inverter power and enclosure structure

I. Selection of Inverter Power System efficiency equals the product of inverter efficiency and motor efficiency. Only w...

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2026-02-23

How does a thermal relay control a contactor?

The main function of a thermal relay is to protect the electric motor. The new electronic thermal relay provides protec...

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2026-02-22

In-depth analysis of electric vehicle rotor oil-cooled motors

Today, we're presenting a literature review on oil-cooled rotor motor designs for electric vehicles. The article de...

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2026-02-22

Application of Guoao direct drive motors in industrial large fans

The number of electric motors worldwide is projected to exceed 2.25 billion by 2024. Modern manufacturing has developed...

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2026-02-22

How is the axial force generated in a three-phase AC motor?

In daily operations, customers frequently report issues such as shaft misalignment or increased bearing temperature due...

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2026-02-22

Motor - Comparison of the Principles of Five Starting Methods

I. Full-pressure direct start If both the grid capacity and the load allow for direct full-voltage start-up, then direc...

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2026-02-22

Learn about predictive maintenance of motor insulation that you may not know in one article

For enterprises to ensure the normal operation of production lines, predictive maintenance is particularly important. R...

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2026-02-22

Research on the performance differences of permanent magnet motors made of soft magnetic composite materials and silicon steel sheets

Researchers Zhao Guoxin and Kong Decai from the School of Electrical Engineering at Shenyang University of Technology p...

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2026-02-22

Two methods for designing and calculating the braking resistor of a frequency converter

Inverter braking resistor design calculation method one (simple calculation) 1. First, determine the power of the frequ...

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2026-02-22

Heat generation, noise, and harmonic issues in frequency converter applications and corresponding solutions

In modern industrial control, electric drive systems using frequency converters to control motors offer significant ene...

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2026-02-22

Four control methods of frequency converters for motors

There are four ways for frequency converters to control motors: constant U/f control, slip frequency control, vector co...

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2026-02-22

A Discussion of the Characteristics of High-Voltage Frequency Converters (Part 1)

Currently, research on high-voltage motor variable frequency speed control technology is very active worldwide, and var...

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2026-02-22

How to solve the acceleration problem of a moving object under PLC control?

In our practical work, when we encounter a variable that is controlled as an output result , such as a moving object, r...

Articles
2026-02-22