[PLC Servo and Motion Control] Servo motor encoder and rotor magnetic
2020-07-17Why is the encoder phase of the permanent magnet AC servo motor aligned with the rotor magnetic pole phase? The only purpose is to achieve the goal of vector control, decoupling the d-axis excitation ...
see details>>Touch screen to simulate 8-station trolley program
2020-07-17For beginners, it is often necessary to practice and verify various PLC programs. If the input and output points are connected to the switches, buttons and other devices according to the conventional ...
see details>>The difference between PLC hard components and soft components
2020-07-17In the late 1990s, people gradually realized that traditional PLC (herein referred to as “hard PLC”) has its own shortcomings: it is difficult to build an open hardware architecture; the staff must ...
see details>>Asynchronous motor
2020-07-17Common faults and treatment methods of asynchronous motors. The motor does not start. 1. The power is not turned on: check the switch, the molten wire, the pairs of contacts and the motor lead wires. ...
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