根据学校“强地、扬信、拓天”的发展战略,北京理工大学宇航学院于2008年12月30日正式组建。学院主要由具有悠久历史的航空宇航科学与技术和力学两个学科组成,航空宇航学科始建于 1957年,最初由火箭弹设计、推进剂及火工和制导专业组成。随后经过发展和调整,于1961年成立新的第一机械系,即飞行... [详细]
作者: Li,Boyang1;Zhong,Yongjian1;Zhang,Baoshou2;Zhang,Rui3;Liu,Yaqi1;Lu,Jie1;Li,Canpeng1; (1College of Electromechanical Engineering, Qingdao University of Science and Technology, Shandong, Qingdao, 266061, China;2School of Aerospace Engineering, Beijing Institute of Technology, Beijing, 100081, China;3Marine Engineering College, Dalian Maritime University, Liaoning, Dalian, 116026, China)
出处: Ocean Engineering 2024 Vol.292
摘要: To suppress the Vortex-induced vibration (VIV) response, a cylinder with a rotatable water-drop plate is investigated. The influence of the side curve ...
作者: Fei,Yunda1;Wang,Jianhua2;Liu,Yanming1;Sun,Shijun1; (1School of Aerospace Engineering, Beijing Institute of Technology, Beijing, 100081, China;2China State Shipbuilding Corporation Systems Engineering Research Institute, Beijing, 100094, China)
出处: Asia-Pacific Journal of Chemical Engineering 2024
摘要: Aiming at the problem that the droplet re-entrainment in the intake filtration components affects the gas intake quality and the safe operation of gas ...
作者:
Zhetong Wang1;Chuang Xu1,2,3;Chunying Dong1;
出处: Engineering Analysis with Boundary Elements 2024 Vol.160 P299-316
摘要: In this paper, an improved isogeometric boundary element method based on radial integration method (RI-IGABEM) is proposed to solve the viscoelastic p ...
作者: Haoxuan Dong1;Zhonghao Wang1;Chao Yang1;Yueyan Chang1;Yadong Wang1;Zhen Li1;Yueguang Deng2;Zhizhu He1; (1College of Engineering, China Agricultural University, Beijing, China 2School of Aerospace Engineering, Beijing Institute of Technology, Beijing, China)
出处: IEEE Sensors Journal 2024 Vol.24 No.2 P1304-1312
关键词: Tires;Sensors;Strain;Resistance;Coils;Monitoring;Intelligent sensors
摘要: Real-time monitoring of tire deformation is crucial in achieving vehicle safety, fuel economy, and intervention control before emergencies. It is chal ...
作者: 胡俊,于菲,于勇 (北京理工大学宇航学院)
出处: 北京理工大学学报 2024 第44卷 第1期 P10-17
关键词: 十字型降落伞;伞绳收缩;气动特性;数值模拟;任意拉格朗日欧拉方法
摘要: 为研究十字型降落伞作为主动控制装置时,其可控性与气动特性的规律,建立了不同伞绳收缩比δ为0、10.0%、12.5%、15.0%、20.0%、25.0%时十字型伞无限质量充气的有限元模型,基于任意拉格朗日-欧拉方法进行数值模拟,分析了十字型降落伞收缩伞绳,引起伞面几何构型不对称对气动特性的影响.结果表 ...
作者: 倪子健,方蜀州 (北京理工大学宇航学院)
出处: 推进技术 2024 第45卷 第1期 P119-128
关键词: 逆向射流;临近空间;直接模拟蒙特卡洛;高超声速;稀薄气体
摘要: 为准确预测稀薄过渡区逆向射流对稀薄大气的干扰流动特征,本文采用直接蒙特卡洛算法(DSMC),在自由流马赫数为7的情况下,对稀薄流中逆向射流干扰下的高超声速流动进行了数值模拟。计算中考虑了60~90 km高度的典型大气环境,研究了压比和自由流克努森数对压力、剪切力和热流密度的影响规律。结果表明,逆向射 ...
作者: 王江1;,刘经纬1;,崔晓曦2;,范卫鹏3; (1北京理工大学宇航学院;2中国兵器工业导航与控制技术研究所;3西北工业集团有限公司)
出处: 北京理工大学学报 2024 第44卷 第1期 P18-27
关键词: 最优控制;攻击角度控制;攻击时间控制;视场约束;最优误差动力学
摘要: 针对精确打击任务存在导引头视场受限这一过程约束的制导问题,提出了一种考虑视场限制以及攻击角度和时间多种约束的制导律.首先,在以比例导引项实现精确命中的基础上,利用最优控制理论,采用弹目距离加权控制能耗形式的指标函数,设计了攻击角度控制项,并推导了相应的剩余飞行时间解析预测表达式.其次,基于最优误差动 ...
作者: Zhang, Zhe1; Yu, Miaosen1; Ali, Muhammad Rawahid1; Liu, Xiangyang1; Wang, Ningfei1 (1School of Aerospace Engineering, Beijing Institute of Technology, Beijing; 100081, China)
出处: Acta Astronautica 2024 P143-151
作者: Zhang, Xuefen1; Shang, Haibin1; Zhao, Zichen1; Wei, Bingwei1; Li, Chaoyong2 (1School of Aerospace Engineering, Beijing Institute of Technology, Beijing, 100081, China;2College of Electrical Engineering, Zhejiang University, Hangzhou; 310027, China)
出处: Aerospace Science and Technology 2024
作者: Yang, Jianfei1, 2; Yan, Dong3; Mao, Qian4; vom Lehn, Florian3; Pitsch, Heinz3; Cai, Liming1, 2, 3 (1School of Automotive Studies, Tongji University, Shanghai; 201804, China;2Nanchang Automotive Institute of Intelligence & New Energy, Tongji University, Nanchang; 330000, China;3Institute for Combustion Technology, RWTH Aachen University, Aachen; 52056, Germany;4School of Aerospace Engineering, Beijing Institute of Technology, Beijing; 100081, China)
出处: Combustion and Flame 2024