基于COMSOL的电磁发射一体化弹丸动力学分析  

Dynamic Analysis of Electromagnetically Launched Integrated Projectiles Based on COMSOL

作　　者：裴畅贵[1] 刘国志 金寅翔 原泽坤 王大为 PEI Changgui;LIU Guozhi;JIN Yinxiang;YUAN Zekun;WANG Dawei(School of Aerospace Engineering,North University of China,Taiyuan 030051,Shanxi,China;Shanxi North Machinery Manufacturing Co.,Ltd.,Taiyuan 030051,Shanxi,China;School of Mechanical and Electrical Engineering,North University of China,Taiyuan 030051,Shanxi,China)

机构地区：[1]中北大学航空宇航学院,山西太原030051 [2]山西北方机械制造有限责任公司,山西太原030051 [3]中北大学机电工程学院,山西太原030051

出　　处：《火炮发射与控制学报》2024年第1期104-112,共9页Journal of Gun Launch & Control

基　　金：国防科技173计划技术领域基金。

摘　　要：为了实现高效、精确的电磁发射一体化弹丸效果,深入理解一体化弹丸在电磁场中的动态响应和运动特性,通过采用基于COMSOL的电磁场仿真模拟方法,结合理论推导和数值计算,对电磁发射一体化弹丸的动力学行为进行了系统的研究。建立了有限元模型,对弹丸在电磁场中的受力情况进行了描述和分析;利用COMSOL软件进行仿真,得到了弹丸在电磁发射过程中的速度和位置等关键参数;并得到相关的磁场特性。通过对仿真结果进行分析,深入了解弹丸在电磁场中的运动轨迹和磁场特性,进一步揭示其运动特性和响应机制,为电磁发射技术的进一步发展提供重要的参考和指导。In order to achieve efficient and accurate electromagnetic launching of integrated projectiles,a comprehensive study was conducted to further understand the dynamic response and motion characteristics of integrated projectiles in electromagnetic fields.This study employed a simulation approach based on COMSOL,combining theoretical derivation and numerical calculation,to investigate the dynamic behavior of electromagnetic launched integrated projectiles.Firstly,a finite element model was established to describe and analyze the forces acting on the projectile in the electromagnetic field.Subsequently,the COMSOL software was utilized for simulation to obtain key parameters such as velo-city and position of the projectile during the electromagnetic launching process,as well as the associa-ted magnetic field characteristics.By analyzing the simulation results,a thorough understanding of the projectile′s motion trajectory and magnetic field characteristics in the electromagnetic field was achieved,thereby revealing its motion properties and response mechanisms.This research provides significant reference and guidance for further development of electromagnetic launching technology.

关 键 词：电磁轨道发射 一体化弹丸 COMSOL 发射动力学 

分 类 号：TJ302[兵器科学与技术—火炮、自动武器与弹药工程]