A high-power brushless DC motor driver for deep-sea long-distance hybrid transmission
A brushless DC motor and hybrid transmission technology, which is applied in the direction of single motor speed/torque control
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[0025] Such as figure 1 As shown, the present invention is mainly composed of an input protection circuit 1_1, an input filter circuit 1_2, a power conversion circuit 1_5, an inverter conversion circuit 1_3, a level conversion circuit 1_7, a main control circuit 1_4, and a serial port signal transmission circuit 1_6.
[0026] Such as figure 2 As shown, the input protection circuit and input filter circuit mainly include tubular fuse F1, high-power in-line diode D1, first SMD diode D2, relay J1, common mode inductor L1, differential mode inductor L2, ceramic chip capacitor C0, the first An electrolytic capacitor C1, a first resistor R1, and a chip transistor Q1.
[0027] One end of the fuse F1 is the power input end, which is connected to the positive pole of the power supply voltage source +DC300V, the other end of the fuse F1 is connected to the anode of the high-power in-line diode D1, and the cathode of the high-power in-line diode D1 is connected to the normally closed p...
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