Disclosed is a magnetic bearing detection system based on DSP control, wherein same is aimed at solving the problems in the art of the long detection time and low detection accuracy of magnetic bearing detection systems. The detection system comprises a power supply unit, a detection unit (1) and a main control unit (2), wherein the detection unit (1) comprises a displacement detection circuit, a current detection circuit, a voltage detection circuit and a speed detection circuit; and the main control unit (2) comprises a main control chip and a peripheral circuit connected to the main control chip. The detection system is low in cost, has a simple apparatus and plays an important role in improving the performance of magnetic bearing detection systems.
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