法布里-珀罗(F-P)标准具的研制是星载米散射激光雷达的关键技术节点之一.在分析温度对F-P标准具影响的前提下,结合常规PID温控算法和模糊算法原理,提出一种模糊算法与加入抗饱和参数的增量式PID算法相结合的高效温控算法,实现F-P标准具温度控制,将最终设定温度控制在± 0.06 K范围内.该算法不仅实现简单,而且控制精度高,稳定性好,为星载米散射激光雷达窄带光学接收关键技术突破提供了保障.%The development of Fabry-Perot(F-P)etalon is one of the key technologies of space-borne scattering lidar.Based on the analysis of the influence of temperature on F-P etalon,com-bined with the conventional proportional-integral-derivative(PID)temperature control algorithm and fuzzy algorithm principle,a fuzzy algorithm and incremental proportional-integral-derivative (PID)algorithm with added anti-saturation parameter are proposed to achieve the control of F-P etalon temperature.The final set temperature is controlled within ± 0.06 K.The algorithm is not only simple to achieve,but also has high control precision and good stability,which provides a powerful guar-antee for breakthrough of narrowband optical reception of spaceborne scattering lidar.
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