Answer：Before the measurement of motor noise, the vibration characteristics of the equipment on which the motor is installed must first be conceptually considered, and a conceptual model of the system measurement and testing obtained from this conceptual an...
Answer：when the motor has not been used for a long time, the multimeter pointer may not respond when the above method is used for testing. This is because the residual magnetism of the motor has disappeared. At this time, as long as the motor is connected t...
Answer：Treatment: Replace the bearing with a new one. According to the national standard, F-class insulation B-class assessment, the motor temperature rise is controlled at 80K (resistance method), 90K (component method). Considering the ambient temperature...
Answer：The first batch of 1,000 MG MULANs departed from Shanghai Haitong Terminal and shipped to Europe, and will be launched in Europe in the fourth quarter of this year as "MG4".
Answer：Like electric fans, the heat dissipation part of the computer, the heat dissipation part of the air conditioner and the refrigerator, the motor in the battery car and the car (for the time being, it is considered as a household appliance) all contain...
Answer：In terms of power, according to previous information, the Tesla Cybertruck will be equipped with four motors, and the fastest acceleration time to 100 kilometers is 2.9 seconds. In terms of battery life, there are three versions of 402km, 483km and 8...
Answer：According to data released by the European Automobile Association (ACEA), sales of pure electric vehicles in the EU continued to expand in the second quarter of 2022, with their share of total passenger vehicle registrations increasing to 9.9% from 7...
Answer：A stepper motor is a special brushless DC motor in which the solenoid coils are arranged on the outside of the motor, and the center of the motor has an iron or magnetic core attached to the shaft. By sequencing the coil voltages, precise rotational ...
Answer：The motor is a conversion mechanism between electric energy and kinetic energy. The actual energy conversion of the permanent magnet motor is as follows: the input electric energy flows through the conductive coil of the motor, and is converted into ...
Answer：Depending on the application of the motor, the controllers can provide different functions, they help the motor start under low voltage conditions, allow multiple speed or reverse control operations, prevent overcurrent and overload faults, and perfo...
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