外压容器失稳实验装置的设计与应用  

Design and Application of Experimental Device for Instability of External Pressure Vessels

作　　者：唐宇[1] 卢泉澄 高健 常哲浩 韩秋宇 TANG Yu;LU Quan-cheng;GAO Jian;CHANG Zhe-hao;HAN Qiu-yu(College of Mechanical Engineering and Automation,Liaoning University of Technology,Jinzhou 121001,China)

机构地区：[1]辽宁工业大学机械工程与自动化学院,辽宁锦州121001

出　　处：《辽宁工业大学学报（自然科学版）》2023年第2期82-86,共5页Journal of Liaoning University of Technology(Natural Science Edition)

基　　金：国家级大学生创新创业训练计划项目(202110154011)。

摘　　要：设计研制了一种新型外压容器失稳实验装置,用于测量外压容器失稳时的临界压力值。介绍了该装置的主要结构、密封部件、工作原理及其操作应用,运用ANSYS软件对该装置的密封部件进行了分析计算和强度校核。实践表明,该装置的密封部件性能良好可靠,可完成容器在真空状态和外压状态两种工况下的失稳。A new type of an experimental device for instability of external pressure vessels has been designed and developed,which is used to measure the critical pressure value of external pressure vessels.This paper introduces the main structure,sealing components,working principle and operation application of the device.The sealing structure of the device is analyzed,calculated and strength checked by ANSYS software and through the ANSYS software and the stress of the sealing structure of the device is obtained.The results shows that the sealing components of the device have good and reliable performance,which can complete the instability of the vessel under vacuum and external pressure conditions.

关 键 词：外压容器 失稳失效 临界压力 密封性能 有限元分析 

分 类 号：G642.423[文化科学—高等教育学]