高温超导滤波器用斯特林制冷机温度控制算法设计

在深空通信领域,利用高温超导滤波技术,可大幅提高接收机的灵敏度、信噪比和抗干扰能力。由于高温超导滤波器工作温度较低,需要斯特林制冷机进行制冷。斯特林制冷机温度的稳定性将直接影响高温超导滤波器的性能,文章对高温超导滤波器用斯特林制冷机温度控制算法进行了分析和设计,并给出了基于高温超导滤波器试验装置的温度控制曲线。

Design of temperature controlling algorithm for Stirling cryocooler used in high temperature superconducting filters

In the domain of deep space communications,using of high temperature superconducting technology can significantly improve the receiver’s performance in sensitivity,signal noise ratio and anti-jamming.As the need for high temperature superconducting filter’s low temperature working environment,a Stirling cryocooler for cooling was required.The stability of Stirling cryocooler’s temperature will directly affect the performance of high temperature superconducting filter.This topic mainly focused on the temperature controlling algorithm ’s analysis and design for Stirling cryocooler used in high temperature superconducting filters,the temperature controlling curve based on tester of high temperature superconducting filters were proved at last.