Principle of operation of internal and external rotor brushless motors
When it comes to motors, one type stands out from the rest-brushless waterproof motors. These incredible devices have revolutionised the world of electronics and engineering, offering performance and durability that was once unimaginable. In this blog post, we'll explore the fascinating world of brushless waterproof motors and discover why they're an important part of many industries.
What is a brushless waterproof motor?
A brushless waterproof motor is an electric motor that operates without brushes. Unlike traditional motors that rely on brushes to transfer current to a rotating armature, brushless motors use a complex system of magnets and sensors to generate motion. This innovative design not only eliminates the need for brushes, but also improves the efficiency, power and life of the motor.
Brushless motors, also known in some areas as DC inverter motors (BLDC), use electronic commutation (Hall sensors), where the coil (armature) does not move and the poles move, at which point the permanent magnets can be either outside or inside the coil, giving rise to the distinction between external rotor brushless motors and internal rotor brushless motors.
Schematic diagram of the inner rotor
The inner rotor is three-phase and the price is more expensive. The external rotor is usually single-phase, affordable, mass production has been close to the carbon brush motor, so it has been widely used in recent years. The price of the three phases of the outer rotor has approached the price of the inner rotor.
Schematic diagram of the extermal rotor
What are the advantages of brushless motors?
High efficiency, low energy consumption, low noise, long life, high reliability, servo control, stepless frequency conversion speed regulation (up to very high speed), it is relatively smaller than the brush DC motor, the control is simple than the asynchronous AC motor, the starting torque is large overload ability.
- Unleash power and performance
One of the most notable features of brushless waterproof motors is their ability to deliver superior power and performance. These motors are known for their high torque, fast acceleration and precise control. Whether you're building drones, RC cars, or robotic arms, brushless waterproof motors will provide the power and responsiveness you need to take your project to new heights.
- Can withstand the weather
Another key advantage of brushless waterproof motors is their ability to withstand harsh environmental conditions. With their sealed design and water resistance, these motors operate perfectly even in wet and dusty environments. Whether you're exploring the depths of the ocean or venturing in extreme weather conditions, brushless waterproof motors will keep your equipment running smoothly.
- Applications in various industries
The versatility of brushless waterproof motors makes them indispensable in a wide range of industries. These motors have applications in many fields, from aerospace and automotive to Marine and robotics. They power drones, electric cars, water pumps, industrial machinery and more. Their reliability, efficiency and durability make them the first choice for engineers and hobbyists alike.
- Conclusion
Brushless waterproof motors have revolutionized the world of motors with their superior performance, durability and versatility. Whether you're a professional engineer or an enthusiastic hobbyist, these motors offer a level of power and reliability that's hard to beat. So the next time you start a project and need a motor, consider the incredible capabilities of brushless waterproof motors. You won't be disappointed!
However, a single brushless motor is not a complete power system. Founded in 2016, APISQUEEN is a technology company specializing in the research, development and production of underwater equipment such as underwater motors, underwater thrusters and underwater controllers. Our mission is to build best-in-class underwater equipment to provide an exceptional user experience while providing the best solutions for the underwater equipment industry. We are a passionate team dedicated to providing quality products and services that help our customers solve problems and achieve their goals. Whether you are a professional diver, researcher or underwater enthusiast, APISQUEEN has the perfect solution for you. Choose APISQUEEN and experience the difference for yourself!