Answer：Introduction: The difference between a brushed motor and a brushless motor, whether it is equipped with ordinary brushes and commutators, the scope of use, the service life, the effect, and energy saving. A brushed motor is a rotating motor that cont...
Answer：The speed ratio refers to the gear ratio of the main reducer in the drive axle of the automobile, which is equal to the ratio of the rotational angular speed of the transmission shaft to the rotational angular speed of the axle shaft and the ratio of...
Answer：Introduction: BLDC motor is actually a new type of mechatronic motor that emerged with the development of semiconductor electronic technology. It is the product of the combination of power electronics, microelectronics technology, control theory and ...
Answer：Introduction: Generally speaking, an electric drive system includes a motor, a motor controller, a motor driver, and an assembly. At present, there are three development directions for automotive motors: asynchronous motors, permanent magnet synchron...
Answer：The sages once said: If knowledge is not systematic, what is the difference between it and jokes? But the long-winded words in the book of sages, the convoluted terminology, and the specious explanations are really confusing. The editor has also se...
Answer：In recent years , the high-profile permanent magnet motor in the motor industry has become more and more popular. According to the analysis of the editor, the reason why the permanent magnet motor has attracted much attention is inseparable from the ...
Answer：Introduction:The extended-range electric vehicle is a kind of electric vehicle that can achieve all its power performance in pure electric mode. When the on-board rechargeable energy storage system cannot meet the cruising range requirements, the on-...
Answer：Due to technological advancements, integration is taking over the motor control market. Brushless DC motors (BLDC) and permanent magnet synchronous motors (PMSM) of various sizes and power densities are rapidly replacing motor topologies such as brus...
Answer：Ordinary motor: The motor is a device that converts electrical energy into mechanical energy. 70%-95% of the electrical energy absorbed by the motor is converted into mechanical energy. This is the efficiency value of the motor, which is an important...
Answer：As with other equipment, high reliability, high efficiency, small size and light weight, low vibration, low noise, and low cost are required for motors for industrial and home appliances. In order to meet these requirements, while improving the desig...
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