磁力轴承功率放大器的研究和设计

在磁力轴承控制器的基础上，设计了一种磁力轴承功率放大器功率电路，对电路进行了过流保护和过压保护。实验表明，采用本文设计的功率电路，可有效降低系统损耗，实现电流的无损开通和关断，极大地提高了功率放大器的稳定性和可靠性。本研究为进一步提高功放寿命，优化功放设计具有一定的参考价值。

Study and Design on Power Circuit of Power Amplifier for Magnetic Bearing

Based on the controller for Magnetic Bearing, the paper introduces one kind of Power circuit of Power Amplifier for Magnetic Bearing, which carries on the protection of over-current and over-voltage to the circuit. The experiment indicates that, using power circuit which this article designs, can reduce the system power consumption effectively, realize the lossless close and shutdown of the current and enhance the stability and reliability of Power Amplifier greatly. Furthermore, this research has certain reference value for enhancing the longevity and optimizing the design to the power circuit.