制冷型红外探测器组件降温性能优化  

Cooling performance optimization of refrigeration infrared detector components

作　　者：范博文 张懿[1] 王冠[1] 孟令伟[1] FAN Bo-wen;ZHANG Yi;WANG Guan;MENG Ling-wei(North China Research Institute of Electro-Optic,Beijing 100015,China)

机构地区：[1]华北光电技术研究所,北京100015

出　　处：《激光与红外》2020年第3期310-314,共5页Laser & Infrared

摘　　要：依据热力学相关原理,对640×512红外焦平面探测器制冷组件的结构进行分析研究,从提高杜瓦内部结构传热速度的角度出发,设计了降温性能优化方案,完成了样品实验验证,组件的降温时间缩短20%以上。Based on the thermodynamic theory,an available 640×512 cooled infrared detector is analyzed on the ceramic structure.The factors which affect the performance of temperature reduction of the infrared detector module are analyzed and a method is put forward to optimize the cooling performance by raising the thermal conductivity of the Dewar′s internal structure.Experimental results indicate the cooling performance of the module has improved significantly by 20% reduction.

关 键 词：红外探测器 降温性能 优化 

分 类 号：TN214[电子电信—物理电子学]