Innovative design and optimization of a two-dimensional deployable nine-grid planar antenna mechanism with a flat reflection surface

作     者：Bo CHEN Ze JIANG Xinlu WEI Luyao GUO Xin ZHOU Yundou XU Junjie QIAN Yongsheng ZHAO Bo CHEN;Ze JIANG;Xinlu WEI;Luyao GUO;Xin ZHOU;Yundou XU;Junjie QIAN;Yongsheng ZHAO

作者机构：Parallel Robot and Mechatronic System Laboratory of Hebei ProvinceYanshan UniversityQinhuangdao 066004China Key Laboratory of Advanced Forging&Stamping Technology and Science of Ministry of National EducationYanshan UniversityQinhuangdao 066004China Space Structure and Mechanism Technology Laboratory of China Aerospace Science and Technology Group Co.LtdShanghai 201109China Aerospace System Engineering ShanghaiShanghai 201109China 

出 版 物：《Chinese Journal of Aeronautics》 (中国航空学报（英文版）)

年 卷 期：2023年第36卷第11期

页      面：529-550页

核心收录：

学科分类：08[工学] 0825[工学-航空宇航科学与技术] 

基　　金：supported by the National Natural Science Foundation of China(No.52075467) 

主　　题：Design optimization Kinematics Planar antenna Structural design Two-dimensional expansion 

摘      要：With the development of the aerospace industry,space missions are becoming more complicated and diversified,and there is a demand for antenna mechanisms with a larger physical *** this paper,a planar deployable mechanism is proposed,which can form a flat reflection surface with a small gap between *** this end,a novel large-scale two-dimensional deployable nine-grid planar antenna mechanism is ***,two antenna folding schemes and four supporting mechanism schemes are *** comparison analysis,the antenna configuration scheme with the best comprehensive performance is selected.A kinematic model of the deployable mechanism is established,and its kinematic characteristics are ***,the correctness of the kinematic model is verified by comparing the analytical and simulation results of the kinematic ***,a finite element model of the antenna is *** on the response surface method,the structural parameters of the support rods of the antenna are optimized,and a set of optimized solutions with lightweight and high fundamental frequency characteristics are ***,a prototype of the proposed nine-grid planar antenna is *** feasibility of the deployment principle and the rationality of the designed mechanism are verified by deployment experiments.