随动式机身壁板联合载荷试验装置  

Concomitance Moving Test System for Fuselage Panel Subjected to Combined Load

作　　者：臧伟锋 张海英[1] 董登科[1] Zang Weifeng;Zhang Haiying;Dong Dengke(Aircraft Strength Research Institute of China,Xi′an 710065,Shaanxi,China)

机构地区：[1]中国飞机强度研究所,陕西西安710065

出　　处：《工程与试验》2023年第1期72-75,共4页Engineering and Test

摘　　要：机身壁板联合载荷试验装置是大型飞机结构强度研究的重要内容,基于机身壁板结构特点及其承力特性,给出了一套随动式机身壁板联合载荷试验装置。该装置采用载荷分离技术、压心随动加载技术、拉伸/压缩平动加载技术、加载框架自平衡技术、随动扣重技术等5项技术,实现了机身壁板400t级、11种工况载荷施加。该试验装置已应用于某型民机机身壁板剪切承力特性研究,可满足我国大型飞机的研制需求。The test system design of fuselage panel subjected to combined load is an important technology for aircraft structure strength research.A new test system is proposed based on the structure characteristics and load behaviors of fuselage panel.Load separate technic,load center concomitance move technic,tension/compression load horizontal move technic,load assembly equation technic and weight move deduct technique are used on the system.The test system can apply eleven kinds of load cases and about 400t load rank.The test system is adopted on shear stability test of a civil aircraft panel and can meet the development needs of large aircraft.

关 键 词：机身壁板 联合载荷 随动 试验装置 

分 类 号：V216.[航空宇航科学与技术—航空宇航推进理论与工程]