Compared with traditional AC motors, EC motors (Electronically Commutated motors, usually referring to brushless DC motors or permanent magnet synchronous motors) have the following significant advantages: Higher Efficiency EC Motors: By using permanent magnet rotors, copper losses in the rotors are reduced, and electronic commutation optimizes energy conversion. They are…
Motors play a crucial role in industrial and consumer electronic devices, directly affecting the performance and lifespan of the devices. Brushless direct current (BLDC) motors and traditional DC motors are two common types. Although both are DC motors, they have significant differences in structure, working principle, and performance. Understanding these…
With the rapid development of electric vehicle technology, brushless direct current (BLDC) motors have become an important factor in the innovation of drive systems due to their excellent performance. BLDC motors are a power solution with high efficiency, long lifespan, and low maintenance requirements. They overcome the defects of traditional…
In the modern electrical field, synchronous motors and asynchronous motors are two common types of motors. They each have their own characteristics and play an important role in different scenarios. So, what are the differences between synchronous motors and asynchronous motors? Next, we will conduct an in-depth analysis from multiple…
The ubiquitous induction motor silently provides power for our lives and production. What kind of magical working mechanism does it have? Today, let us walk into the world of induction motor and explore the working principle behind it. Open the mysterious door of electromagnetic induction Before understanding the working principle…
Compared with traditional motors, coreless motors have unique advantages such as low loss, high response speed, and no cogging effect. They shine in the fields of model aircraft, robots, precision instruments, etc. Many technology enthusiasts are curious about coreless motors. Today, I will lead you into the world of coreless…
In the field of electric vehicles, although both permanent magnet synchronous motors (PMSM) and brushless DC motors (BLDC) are based on permanent magnet technology, there are essential differences in design concepts and control methods. The following analyzes the applicability of the two from the perspective of technical characteristics and vehicle…
The working principle of a servo motor is based on its “perception-decision-making-execution” ability through closed-loop control. It converts electrical energy into precisely controllable mechanical motion, serving as the core power source for modern high-precision equipment. Whether it’s the millimeter-level positioning of a robotic arm or the complex trajectory processing of…
Late at night, when you turn on the table fan to enjoy the cool breeze, you can hardly hear the sound of the motor running; or when you use an electric toothbrush, you can only feel slight vibrations without annoying noise – behind this, it is the BLDC motor (brushless…
In the fields of smart home, industrial automation, etc., from the wind speed regulation of smart fans to the speed control of precision machine tools, the precise speed regulation of BLDC motors (brushless DC motors) is indispensable. However, many engineers and equipment users are often confused: Why is the motor…