筒式压缩空气弹射系统内弹道性能研究  

Study on interior ballistic performance of cylindrical compressed air catapult launch system

作　　者：刘南宏 张新敬[1,2] 徐玉杰 郭欢[1,2] 冯璐 陈海生[1,2,4,5] LIU Nanhong;ZHANG Xinjing;XU Yujie;GUO Huan;FENG Lu;CHEN Haisheng(Institute of Engineering Thermophysics, Chinese Academy of Sciences, Beijing 100190, China;University of Chinese Academy of Sciences, Beijing 100049, China;North China Electric Power University, Baoding 071003, China;National Energy Large Scale Physical Energy Storage Technologies R&D Center of Bijie High-Tech Industrial Development Zone, Bijie 551712, China;Nanjing Institute of Future Energy System, IET, CAS, Nanjing 211135, China)

机构地区：[1]中国科学院工程热物理研究所,北京100190 [2]中国科学院大学,北京100049 [3]华北电力大学,河北保定071003 [4]毕节高新技术产业开发区国家能源大规模物理储能技术研发中心,贵州毕节551712 [5]中科院工程热物理研究所南京未来能源系统研究院,南京211135

出　　处：《兵器装备工程学报》2022年第1期79-85,共7页Journal of Ordnance Equipment Engineering

基　　金：国家重点研发计划(2017YFB0903602);中国科学院战略高技术创新基金项目(GQRC-19-12);中国科学院国际合作局国际伙伴计划(182211KYSB20170029)。

摘　　要：压缩空气弹射可为无人机、导弹或火箭的发射提供驱动力,增加其初速度或载荷。以筒式压缩空气弹射系统为研究对象,开展了弹射系统内弹道性能的仿真与实验研究。针对参数选取,建立了系统热力学模型,进行动力学分析,完成了方案设计,搭建了弹射实验台,对不同质量的弹射体开展实验研究。建立了内弹道动态仿真模型,验证了模型的有效性,研究了弹射体加速度等性能参数与气体压力等变量之间的影响规律。研究结果可为压缩空气弹射工程样机的研制提供参考。Compressed air ejection can provide driving force for launching UAV,missile or rocket,and can increase its initial speed or load.The cylindrical compressed air catapult launch system was taken as the research object,and the simulation and experimental research were carried out.According to the selection of parameters,the thermodynamic model of the system was established,the dynamic analysis was carried out,the scheme design was completed,and the ejection test-bed was set up,and the detailed experimental research was carried out on projectiles with different weights.At the same time,the dynamic simulation model of interior ballistics was built,and the validity of the model was verified by comparing with the experimental results.The influence law between the performance parameters such as projectile acceleration and the variables such as gas pressure was further studied.The research results can provide reference for the development of compressed air catapult launch engineering prototype.

关 键 词：压缩空气弹射 参数设计 内弹道 动态仿真 

分 类 号：TJ768.2[兵器科学与技术—武器系统与运用工程]