北京理工大学机械与车辆学院是国内知名的机械类专业学院,综合实力处于国内同类高校前列,部分研究方向达到国际先进水平,建院以来为我国国民经济和国防工业培养了大批杰出人才。学院下设车辆工程系、热能与动力工程系、制造工程系、交通工程系、机电科学基础部、工程训练中心、学科基础实验中心、学院办公室等单位。学院现... [详细]
作者: Dong Liu;Xiangrong Li;Liang Xie;Jiang Chang;Yuning Kang;Zhi Zhang (1 School of Mechanical Engineering, Beijing Institute of Technology, Beijing, 100081, China. Electronic address: 2501699414@qq.com. 2 School of Mechanical Engineering, Beijing Institute of Technology, Beijing, 100081, China. Electronic address: prof_lixr@163.com. 3 School of Mechanical Engineering, Beijing Institute of Technology, Beijing, 100081, China; Hebei Huabei Diesel Engine Co., Ltd., Shijiazhuang, 050000, China. Electronic address: xieliang-001@163.com. 4 School of Mechanical Engineering, Beijing Institute of Technology, Beijing, 100081, China. Electronic address: 943225657@qq.com. 5 School of Mechanical Engineering, Beijing Institute of Technology, Beijing, 100081, China. Electronic address: kangyn95@163.com. 6 School of Mechanical Engineering, Beijing Institute of Technology, Beijing, 100081, China. Electronic address: zhangzhi9034@163.com.)
出处: Environmental pollution (Barking, Essex : 1987) 2023 Vol.330 P121756
关键词: Combustion characteristic;Diesel engine;Lateral swirl combustion system;Particulate matter;Particulate number.
摘要: To analyze the particulate emission characteristics of a lateral swirl combustion system (LSCS), experimental research on a single-cylinder diesel eng ...
作者: Song, Panpan;Zhu, Yawei;An, Zhongyan;Wei, Mingshan;Sun, Xiaoxia;Zhang, Yangjun (1School of Mechanical Engineering, Beijing Institute of Technology, Beijing 100081, China 2State Key Laboratory of Automotive Safety and Energy, Tsinghua University, Beijing 100084, China 3China North Vehicle Research Institute, Beijing 100072, China)
出处: Energies 2023 Vol.16 No.7 P3104
关键词: COMSOL Multiphysics;electrocaloric heat pump;heat pump performance;liquid metal;temperature span
摘要: A solid-state heat pump using the electrocaloric effect (ECE) provides a new idea for the future development of heat pumps. However, most of the elect ...
作者: Hemin Hu;Tao Wang;Yuyan Jiang;Chao Bi;Bing Zhang;Siyi Fan;Jianchao Li;Siyuan An;Xiusen Bai;Cong Guo (1College of Mechanical and Electrical Engineering, Beijing University of Chemical Technology, Beijing 100029, China;2School of Mechanical Engineering, Beijing Institute of Technology, Beijing 100081, China;3Huaneng Beijing Co-generation Co., Ltd)
出处: Applied Thermal Engineering 2023 P120795
摘要: In order to solve the temperature mismatch issue of cold and hot fluids in evaporation and condensation processes for heat pump system, binary refrige ...
作者: Wei Li;Xiaolong Li;Chuanwen Sun;Rui Sun;Tianyi Hu;Shuowen Wang;Shihua Yuan;Wen Zhang;Muhammad Imran Lashari (1School of Mechanical Engineering, Beijing Institute of Technology, Beijing 100081, China;2Refractory Materials Research Central, Northwest Institute for Non-Ferrous Metal Research, Xi\'an, 710016, China)
出处: Materials Characterization 2023 Vol.201 P112960
关键词: Selective-laser-melted superalloy;Elevated temperature;Subsurface fatigue cracking;Microstructure characteristics;Dislocation structures
摘要: Subsurface fatigue cracking behavior related to microstructure characteristics at 650 °C of a selective-laser-melted as-deposited superalloy was exper ...
作者: Yangtian Yi;Chao Lu;Boyang Wang;Long Cheng;Zirui Li;Jianwei Gong (1School of Mechanical Engineering, Beijing Institute of Technology, Beijing, China 2School of Transportation, Jiangsu Key Laboratory of Urban ITS, Southeast University, Nanjing, China 3Department of Transport and Planning, Delft University of Technology, Delft, The Netherlands)
出处: IEEE Transactions on Intelligent Transportation Systems 2023 P1-12
关键词: Vehicles;Feature extraction;Cameras;Optical flow;Graph neural networks;Trajectory;Reliability
摘要: Accurate recognition of driver behaviours is the basis for a reliable driver assistance system. This paper proposes a novel fusion framework for drive ...
作者: Chen Zhu;Liqing Sun;Cheng Chen;Jinpeng Tian;Weixiang Shen;Rui Xiong (1School of Mechanical Engineering, Beijing Institute of Technology, Beijing 100081, China;2School of Science, Computing and Engineering Technologies, Swinburne University of Technology, Hawthorn, Victoria 3122, Australia)
出处: Electrochimica Acta 2023 Vol.459 P142588
摘要: Lithium-ion batteries (LiBs) have been widely used in electric vehicles and portable electronics. However, the performance and safety of these applica ...
作者: Yin Liu;Qiming Liao;Yongtian Wang;Xiaowei Li and Lingling Huang (1Beijing Engineering Research Center of Industrial Spectrum Imaging, School of Automation and Electrical Engineering, University of Science and Technology Beijing, Beijing 100083, China 2Beijing Engineering Research Center of Mixed Reality and Advanced Display, School of Optics and Photonics, Beijing Institute of Technology, Beijing 100081, China 3Laser Micro/Nano-Fabrication Laboratory, School of Mechanical Engineering, Beijing Institute of Technology, Beijing 100081, China 4e-mail: lixiaowei@bit.edu.cn 5e-mail: huanglingling@bit.edu.cn)
出处: Optics Letters 2023 Vol.48 No.7 P1742-1745
关键词: Fiber devices;Fiber lasers;Fiber optic communications;Materials processing;Multimode fibers;Optical fibers
摘要: Conventional optical fibers have good light conduction and transmission properties, and have been widely used in the fields of long-distance fiber-opt ...
作者: Yubin Wang;Yan Ren;Pei Yan;Siyu Li;Zhicheng Dai;Li Jiao;Bin Zhao;Siqin Pang;Xibin Wang (1School of Mechanical Engineering, Beijing Institute of Technology, No. 5 Zhongguancun South Street, Haidian District, Beijing 100081, China;2Beijing North Vehicle Group Corporation, No. 5 Wuli, Zhujiafen, Fengtai District, Beijing 100072, China;3Key Laboratory of Fundamental Science for Advanced Machining, Beijing Institute of Technology, No. 5 Zhongguancun South Street, Haidian District, Beijing 100081, China)
出处: Materials 2023 Vol.16 No.3331 P3331
关键词: cutting liquid;ultra-high-strength steel;surface quality;dynamic mechanical property;microstructure characterization
摘要: The surface integrity of ultra-high-strength steel has a significant influence on service performance, and cutting fluid plays an important role in ma ...
作者: Wang, Kai;Liu, Jianhua;Gong, Hao;Deng, Xinjian (1Beijing Institute of Technology, School of Mechanical Engineering, 5 South Zhongguancun Street, Haidian District, 100081, Beijing, China 2Tangshan Research Institute, Beijing Institute of Technology, 57 Jianshe South Road, Lubei District, 063015, Tangshan, Hebei Province, China)
出处: Structural & Multidisciplinary Optimization 2023 Vol.66 No.4 P1-18
关键词: Finite element model;Globe-cone joint;Robust optimization design;Sealing performance;Uncertainty
摘要: Globe-cone joint as a common connection form is the weakness to cause leakage in pipeline system of satellite or rocket product. Manufacturing and ass ...
作者: Xiaoyu Yao;Jun Shen;HuiFang Kang;Bo Tang;Zhenxing Li;Jian Li;Xueqiang Dong;Maoqiong Gong (1School of Mechanical Engineering, Beijing Institute of Technology, Beijing 100081, China;2Key Laboratory of Cryogenics, Technical Institute of Physics and Chemistry, Chinese Academy of Sciences, P. O. Box 2711, Beijing 100190, China;3University of Chinese Academy of Sciences, Beijing 100039, China)
出处: International Journal of Refrigeration 2023
摘要: In the context of global warming and demanding alternative refrigerants, the transcritical CO2 refrigeration cycle was considered a potenti ...