深空同位素热光伏系统中锑化镓电池的研制及性能测试  

Fabrication and Performance Testing of GaSb Cells in Deep Space Radioisotope Thermophotovoltaic Systems

作　　者：汤亮亮 李嘉鹏 刘永辉 邵剑雄[1,2] 田岱 韩承志 朱安文[3] 邱家稳[3] TANG Liangiang;LI Jiapeng;LIU Yonghui;SHAO Jianxiong;TIAN Dai;HAN Chengzhi;ZHU Anwen;QIU Jiawen(MOE Frontiers Science Center for Rare Isotopes,Lanzhou University,Lanzhou 730000,China;School of Nuclear Science and Technology,Lanzhou 730000,China;Beijing Institute of Spacecraft System Engineering,Beijing 100190,China)

机构地区：[1]兰州大学教育部稀有同位素前沿科学中心,兰州730000 [2]兰州大学核科学与技术学院,兰州730000 [3]北京空间飞行器总体设计部,北京100190

出　　处：《深空探测学报（中英文）》2024年第5期469-477,共9页Journal Of Deep Space Exploration

基　　金：国家自然科学基金联合基金项目(U20B2008);兰州大学中央高校基本科研业务费专项资金(lzujbky-2023-stlt01)。

摘　　要：针对深空同位素热光伏系统效率提升问题及对国产化红外热光伏换能器件的迫切需求,对GaSb电池制造工艺开展研究,通过PC1D仿真计算,确定电池制备的基本参数,采用双步扩散法进行电池的制备。搭建了自制电池快速测试系统,对电池性能进行评估并不断优化相关制备工艺,探究了GaSb电池在不同辐射温度下性能的变化。掌握了Zn在GaSb中的扩散规律,研制的GaSb红外电池在同等辐射光谱下输出功率和填充因子均达到较高的水平。该工作可为实现深空热光伏同位素电源系统的效率提升以及工程化应用奠定研究基础。For improving the efficiency of the deep space radioisotope thermophotovoltaic system and the urgent need for domestically produced infrared thermal photovoltaic energy conversion devices,this study conducted research on the manufacturing process of GaSb cells and established fundamental parameters for cell preparation through PC1D simulation calculations.The double diffusion method was employed for cell fabrication while simultaneously a self-made rapid testing system was established to evaluate their performance and continuously optimize related preparation processes.Furthermore,variations in GaSb cell performance under different radiation temperatures were explored.The diffusion law of Zn in GaSb was mastered,and the developed GaSb cells achieved high output power and filling factor under the same radiation spectrum.This work lays a solid research foundation for enhancing efficiency and engineering applications of deep space thermophotovoltaic isotope power systems.

关 键 词：深空同位素热光伏系统 锑化镓电池模拟 电池制备 输出性能 

分 类 号：TM918[电气工程—电力电子与电力传动] O457[理学—无线电物理]