一款基于DSP的线性斯特林制冷机驱动控制电路设计

摘要

通过对斯特林制冷机驱动控制电路的设计计算和器件优选，设计了一款以DSP为核心，软硬件相结合，可实现功率和频率连续可调的高精度控制电路。介绍了电路的设计思想、电路组成及功能，以及实际电路的测试结果。电路具有较宽的功率和频率调节范围，可满足现阶段大部分线性斯特林制冷机驱动控制的需求。%By calculation and device optimization, a DSP as the core,hardware and software combination, a high-precision control circuit is designed, which achieves power and frequency continuously adjustable. Design, combination and functions of the circuit, as well as the actual test results, are described in this paper. With a wide range of power and frequency regulation, it can meet most of the linear stirling coolers’ driving and control needs at the present stage.