作者： Hou Xiao¹;Li Yong²;Wu Zhiwen³;Lin Qingguo⁴;Wang Xiaowei⁵;Geng Hai⁶;Huang Tiankun³; （¹China Aerospace Science and Technology Corporation, Beijing 100048, China;²Beijing Institute of Control Engineering, Beijing 100094, China;³School of Aerospace Engineering, Beijing Institute of Technology, Beijing 100081, China;⁴Shanghai Institute of Space Propulsion, Shanghai 201112, China;⁵China Academy of Launch Vehicle Technology, Beijing 100076, China;⁶Lanzhou Institute of Physics, CAST, Lanzhou 730000, China）

出处： 中国工程科学 2024 Vol.26 No.3 P217-225

关键词： space propulsion;electric propulsion;nuclear propulsion;LEO small satellite;space transportation;deep space exploration;reuse

摘要： After over 60 years of development, the space propulsion field in China has made tremendous progress in terms of technology system and product pedigre ...

作者： Feng Qin^1,2;Kaiqing Dai¹;Junhua Hou³;Wenjun Lu³;Shaohua Chen⁴;Jianjun Li^1,2;CA1,2 （¹College of Mechanical and Electrical Engineering, Central South University, Changsha 410083, Hunan, PR China;²State Key Laboratory of Precision Manufacturing for Extreme Service Performance, Central South University, Changsha 410083, Hunan, PR China;³Department of Mechanical and Energy Engineering, Southern University of Science and Technology, Shenzhen 518055, PR China;⁴School of Aerospace Engineering, Beijing Institute of Technology, Beijing 100081, PR China）

出处： Mechanics of Materials 2024 Vol.197 P105107

摘要： Medium/high entropy alloys (M/HEAs)-based nanolayered metallic composites have attracted intensive scientific interests due to their superior mechanic ...

作者： Xu,Shihao¹;Hao,Zhixiu²;Chen,Xindong¹;Wan,Chao³;Yu,Li⁴;Feng,Xi-Qiao¹; （¹Institute of Biomechanics and Medical Engineering, Department of Engineering Mechanics, Tsinghua University, Beijing, 100084, China;²State Key Laboratory of Tribology in Advanced Equipment, Department of Mechanical Engineering, Tsinghua University, Beijing, 100084, China;³Department of Mechanics, School of Aerospace Engineering, Beijing Institute of Technology, Beijing, 100081, China;⁴School of Materials Science and Engineering, Hubei University, Wuhan, 430062, China）

出处： Advanced Functional Materials 2024

摘要： Liquid crystal elastomers (LCEs) with photo-responsive properties, typically driven by either photochemical or photothermal mechanisms, have found ext ...

作者： Niu,Shuzhen¹;Yang,Pengfei²;Xi,Xuechen¹³;Li,Zhenzhen¹;Teng,Honghui¹⁴; （¹School of Aerospace Engineering, Beijing Institute of Technology, Beijing, 100081, China;²State Key Laboratory of High Temperature Gas Dynamics, Institute of Mechanics, Chinese Academy of Sciences, Beijing, 100190, China;³Department of Public Security, Shanxi Police College, Shanxi, 030401, China;⁴Advanced Jet Propulsion Innovation Center, Aero Engine Academy of China, Beijing, 101300, China）

出处： Physics of Fluids 2024 Vol.36 No.1

摘要： The surface instability of oblique detonation waves (ODWs) without perturbations has been extensively investigated, yet the impact of external perturb ...

作者： Wang,Yanbing¹;Guo,Jianqiao¹;Tang,Hao²;Li,Xinxin³;Guo,Shaoyi²;Tian,Qiang¹; （¹MOE Key Laboratory of Dynamics and Control of Flight Vehicle, School of Aerospace Engineering, Beijing Institute of Technology, Beijing, 100081, China;²Department of Orthopedic Surgery, Beijing Jishuitan Hospital, Fourth Clinical College of Peking University, Beijing, 102208, China;³Biomechanics Laboratory, Beijing Sport University, Beijing, 100084, China）

出处： Journal of Biomechanics 2024 Vol.162

摘要： The potential use of gait analysis for quantitative preoperative planning in total hip arthroplasty (THA) has previously been demonstrated. However, t ...

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 Xu^1,2,3;Chunying Dong¹;CA1 （¹School of Aerospace Engineering, Beijing Institute of Technology, Beijing 100081, PR China;²CAEP Software Center for High Performance Numerical Simulation, Beijing 100088, PR China;³Institute of Applied Physics and Computational Mathematics, Beijing 100088, PR China）

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： 王亦君¹;，卞云龙²;，张国庆¹; （¹北京理工大学宇航学院；²内蒙动力机械研究所）

出处： 兵器装备工程学报 2024 第45卷 第6期 P1-9

关键词： 级间热分离；数值模拟；流动干扰；流动分离；载荷特性

摘要： 采用数值模拟方法并结合动网格技术对导弹级间热分离过程的非定常流场和刚体运动进行耦合计算，分析级间段内外两侧流场结构的变化规律，并对一级弹体进行了动力学分析。研究结果表明，二级弹体发动机喷管处于过膨胀状态，随着分离过程的进行，喷管内正激波不断向下游移动，激波强度不断减弱。级间间隙处的横向喷流与外界超声 ...

作者： Zhang Jingzhi¹;Yang Ailing¹;Gao Yan²;Huo Bo²; （¹Biomechanics Lab, Department of Mechanics, School of Aerospace Engineering, Beijing Institute of Technology;²Institute of Artificial Intelligence in Sports, Capital University of Physical Education and Sports）

出处： BIO Web of Conferences 2024 Vol.111 P01023

摘要： Monitoring intracellular calcium ion levels accurately and efficiently is crucial for gaining a profound understanding of cellular functionality. Inap ...