作者： Liangjie Zheng¹;Biao Ma¹;Man Chen¹;Liang Yu¹;Qian Wang¹;Jiaqi Xue¹; （¹School of Mechanical Engineering, Beijing Institute of Technology, Beijing 100081, China）

出处： Machines 2022 Vol.10 P576

关键词： wet multi-disc clutch;successive shifting;friction pair gaps;convection heat transfer;temperature rise

摘要： The clutch temperature rise characteristics in successive shifting conditions are crucial to its thermal stability and thermal safety. In the present ...

作者： Kaiqiang Zhu¹;Qingfeng Ding²;Tong Mao¹;Xiuming Tang¹;Yu Xiao³;Hua Qin²;Houjun Sun¹; （¹Beijing Key Laboratory of Millimeter Wave and Terahertz Techniques, School of Integrated Circuits and Electronics, Beijing Institute of Technology, Beijing 100081, China;²Key Laboratory of Nanodevices and Applications, Suzhou Institute of Nano-Tech and Nano-Bionics, Chinese Academy of Sciences, Suzhou 215123, China;³School of Electronics and Communication Engineering, Sun Yat-sen University, Guangzhou 510275, China）

出处： Electronics 2022 Vol.11 P2305

关键词： terahertz;receiver front-end;power divider;waveguide;heterodyne;MEMS

摘要： A 16-pixel terahertz (THz) receiver front-end working at room temperature was designed, built, and measured in this paper. The designed receiver front ...

作者： Xingyu Zhou¹;Shuo Wang²;Tong Qin³; （¹School of Aerospace Engineering, Beijing Institute of Technology, Beijing 100081, China;²Beijing Institute of Control Engineering, China Academy of Space Technology, Beijing 100094, China;³School of Information and Electronics, Beijing Institute of Technology, Beijing 100081, China）

出处： Applied Sciences 2022 Vol.12 P7660

关键词： multi-spacecraft tracking;data association;uncertainty propagation;orbit estimation

摘要： This paper proposed a novel multi-spacecraft tracking and data association method based on the orbit uncertainty propagation. The proposed method make ...

作者： Liang Yuan¹;Lirong Qiu¹;Chunxia Zhang²; （¹School of Optics and Photonics, Beijing Institute of Technology, Beijing 100081, China;²School of Mathematics and Statistics, Xi’an Jiaotong University, Xi’an 710049, China）

出处： Applied Sciences 2022 Vol.12 P7747

关键词： normal behavior modeling;electronic motor;echo state network;status monitoring;exponentially weighted moving average

摘要： Nowadays, pitch motors play an important role in many manufacturing plants. To ensure the other components run normally, it is urgent to automatically ...

作者： Yi Chen¹;Xiaobing Ma¹;Fanping Wei¹;Li Yang¹;Qingan Qiu²; （¹School of Reliability and Systems Engineering, Beihang University, Beijing 100191, China;²School of Management and Economics, Beijing Institute of Technology, Beijing 100081, China）

出处： Mathematics 2022 Vol.10 P2730

关键词： maintenance optimization;cluster decision making;replacement planning;cost benefit analysis;availability;dynamic programming

摘要： Maintenance, particularly preventive maintenance, is a crucial measure to ensure the operational reliability, availability, and profitability of compl ...

作者： Lingyun Zhang¹;Yupeng Hu²;Minghai Li²; （¹School of Aerospace Engineering, Beijing Institute of Technology, Beijing 100081, China;²Institute of Systems Engineering, China Academy of Engineering Physics, Mianyang 621999, China）

出处： Buildings 2022 Vol.12 P1014

关键词： intumescent coatings;thermal insulation performance;thermal response model;experimental study

摘要： Intumescent coating is able to provide effective fire protection with both practicality and aesthetics. In this study, expansion performance and therm ...

作者： Li, Z. J.¹;Wang, T.²;Chu, D. Y.³;Liu, Z. L.¹;Cui, Y. N.¹; （¹ Tsinghua Univ, Sch Aerosp, Dept Engn Mech, Appl Mech Lab, Beijing 100084, Peoples R China. ;² Beijing Inst Technol, State Key Lab Explos Sci & Technol, Beijing 100081, Peoples R China. ;³ China Ship Sci Res Ctr, Wuxi 214082, Peoples R China.）

出处： INTERNATIONAL JOURNAL OF PLASTICITY 2022 Vol.157

关键词： TO-DUCTILE TRANSITION; GRAIN-BOUNDARY MIGRATION; CRACK-PROPAGATION; BRITTLE-FRACTURE; STRAIN-RATE; TEMPERATURE-DEPENDENCE; DISLOCATION DENSITY; MOLECULAR-DYNAMICS; SCREW DISLOCATIONS; FAILURE CRITERIA

摘要： The brittle-ductile transition (BDT) of tungsten depends heavily on temperature-dependent dislocation mobility. To well understand the underlying mech ...

作者： Yu, Changyong¹;Mao, Keming²;Zhao, Yuhai¹;Chang, Cheng³;Wang, Guoren⁴; （¹ Northeastern Univ, Coll Comp Sci & Engn, Shenyang 110819, Peoples R China. ;² Northeastern Univ, Coll Software, Shenyang 110819, Peoples R China. ;³ Beijing Inst Life, Natl Ctr Prot Sci Beijing, Beijing Proteome Res Ctr, State Key Lab Prote, Beijing 102206, Peoples R China. ;⁴ Beijing Inst Technol, Sch Comp Sci & Technol, Beijing 100081, Peoples R China.）

出处： IEEE-ACM TRANSACTIONS ON COMPUTATIONAL BIOLOGY AND BIOINFORMATICS 2022 Vol.19 No.4 P2471-2483

关键词： READ ALIGNMENT; ACCURATE

摘要： Recently, the compacted de Bruijn graph (cDBG) of complete genome sequences was successfully used in read mapping due to its ability to deal with the ...

作者： Hua, Jian¹;Lei, Hongshuai²;Gao, Cun-Fa¹;Fang, Daining^2,3; （¹ Nanjing Univ Aeronaut & Astronaut, State Key Lab Mech & Control Mech Struct, Nanjing 210016, Peoples R China. ;² Beijing Inst Technol, Beijing Key Lab Lightweight Multifunct Composite, Beijing 100081, Peoples R China. ;³ Peking Univ, State Key Lab Turbulence & Complex Syst, Dept Mech & Engn Sci, Coll Engn, Beijing 100871, Peoples R China.）

出处： JOURNAL OF APPLIED MECHANICS-TRANSACTIONS OF THE ASME 2022 Vol.89 No.5

关键词： MECHANICAL METAMATERIALS; NEGATIVE-STIFFNESS; ENERGY-ABSORPTION; FABRICATION

摘要： Multistable metastructure can be used as a reusable energy-absorbing structure which is usually accompanied by relatively low energy absorption capaci ...

作者： Tang, Ziyuan¹;Hu, Yiming^2,3;Wang, Jin¹;Fan, Zhexiang¹;Qu, Qian¹;Miao, Yong¹; （¹ Southern Med Univ, Dept Plast & Aesthet Surg, Nan Fang Hosp, 1838 North Guangzhou AV, Guangzhou 510515, Guangdong, Peoples R China. ;² Beijing Inst Technol, Zhuhai, Guangdong, Peoples R China. ;³ Pace Univ, New York, NY 10038 USA.）

出处： JOURNAL OF COSMETIC DERMATOLOGY 2022

关键词： RICH PLASMA THERAPY; ANDROGENETIC ALOPECIA; MINOXIDIL; EFFICACY; OUTBREAK; PRP

摘要： Background and Objective As a minimally invasive procedure, mesotherapy has been used in the cosmetic field for half a century and gets favorable resu ...