作者： Wenbin CHEN，Wenzhong WANG，Pengzhe ZHU，Xiangyu GE （School of Mechanical Engineering，Beijing Institute of Technology，Beijing 100081，China）

出处： 摩擦(英文版) 2023 第11卷 第8期 P1419-1429

关键词： porous polyimide(PI)material；oil-impregnated material；lubrication property；pore size

摘要： An oil-impregnated porous polyimide(PI)retainer is used in space rolling bearings to improve the lubrication performance,which depends on the release ...

作者： 葛翔宇¹;，吴晓东¹;，石秋雨²;，宋仕祎¹;，王文中¹; （¹北京理工大学机械与车辆学院；²国网智能电网研究院有限公司）

出处： 机械工程学报 2023 第59卷 第21期 P313-320

关键词： 电场环境；摩擦；绝缘油；润滑

摘要： 工业常用润滑油多为绝缘油，而针对绝缘油在电场环境下的摩擦性能研究较少。因此，提出一种含醚键绝缘油在电场环境下可能的减摩模型，以填补电场环境下绝缘油（如聚乙二醇（PEG））在钢/钢界面摩擦性能研究方面的空白。研究结果表明，电场对PEG的摩擦性能影响较大。正电压会导致摩擦因数增大；负电压条件下则存在一个 ...

作者： Liang, Lulu¹;Zhao, Jieliang¹;Niu, Qun¹;Yu, Li¹;Ma, Zhiyun¹;Wu, Xiangbing¹;Wang, Wenzhong¹;Yan, Shaoze² （¹Beijing Inst Technol, Sch Mech Engn, Beijing 100081, Peoples R China.;²Tsinghua Univ, Dept Mech Engn, Div Intelligent & Biomech Syst, State Key Lab Tribol, Beijing 100084, Peoples R China.）

出处： MATERIALS TODAY BIO 2023 Vol.21

关键词： ATTACHMENT; HYMENOPTERA; PADS; ANTS

摘要： The dynamic adhesive systems in nature have served as inspirations for the development of intelligent adhesive surfaces. However, the mechanisms under ...

作者： Xing, Jin¹;Zhao, Jieliang¹;Niu, Qun¹;Zhang, Tianyu¹;Zhang, Chenyang¹;Zhang, Yuling²;Wang, Wenzhong¹;Yan, Shaoze²;Liu, Xiaonan³ （¹Beijing Inst Technol, Sch Mech Engn, Beijing 100081, Peoples R China.;²Tsinghua Univ, Dept Mech Engn, Beijing 100084, Peoples R China.;³Beijing New Mat & New Energy Sci & Technol Dev Ctr, Beijing 100080, Peoples R China.）

出处： THIN-WALLED STRUCTURES 2023 Vol.191

关键词： ENERGY-ABSORPTION CHARACTERISTICS; THIN-WALLED STRUCTURES; MULTIOBJECTIVE OPTIMIZATION; CRUSHING ANALYSIS; WINDOWED TUBES; STRAIN

摘要： This study seeks to understand how bamboo maintains its stability while being lightweight and flexible in strong winds, with the aim of applying the f ...

作者： Xu, Yimeng¹;Zhu, Pengzhe¹;Wang, Wenzhong¹ （¹Beijing Inst Technol, Sch Mech Engn, Beijing 100081, Peoples R China.）

出处： COMPOSITE STRUCTURES 2023 Vol.322

关键词： LOW-VELOCITY IMPACT; THERMOMECHANICAL ANALYSIS; INDUCED DAMAGE; DELAMINATION; PREDICTION; SIMULATION; FRACTURE; FAILURE; SINGLE

摘要： Impact damage of carbon fiber reinforced polymers (CFRP) composites is a common form of damage in composite structures. In this work, a model integrat ...

作者： Sui,Yijin¹;Zhang,Haibo¹;Zhao,Jieliang¹;Wang,Wenzhong¹; （¹School of Mechanical Engineering, Beijing Institute of Technology, Beijing, 100081, China）

出处： Friction 2023

摘要： Three-dimensional (3D) frictional contact model of functionally graded magneto-electro-elastic (FGMEE) material with a conducting spherical punch unde ...

作者： Nan Ma¹;Weihua Zhao²;Wenzhong Wang²;Xiangrong Li²;Haiqin Zhou³;CA1 （¹School of Engineering, Lancaster University, Lancaster, LA1 4YW, United Kingdom;²School of Mechanical Engineering, Beijing Institute of Technology, Beijing, 100081, PR China;³Chemical and Environmental Engineering, University of Nottingham, Nottingham, NG7 2RD, United Kingdom）

出处： International Journal of Hydrogen Energy 2023

摘要： The transition from fossil fuels to renewable energy sources is seen as an essential step toward a more sustainable future. Hydrogen is being recogniz ...

作者： Zhang, Haibo¹;Wu, Xiaohu¹;Wang, Wenzhong¹ （¹Beijing Inst Technol, Sch Mech Engn, Beijing 100081, Peoples R China.）

出处： TRIBOLOGY INTERNATIONAL 2023 Vol.187

关键词： DEEP-SEA ENVIRONMENT; FRACTURE; STRAIN; TRIAXIALITY; FRICTION; BEHAVIOR; STEEL; MODEL

摘要： Lubrication with fluid between two rough surfaces has been extensively studied, while the present work provides an additional principle for its effect ...

作者： Shengtao Yu;Yanfei Liu;Ruize Zhang;Xiangyu Ge;Wenzhong Wang （[a]aSchool of Mechanical Engineering, Beijing Institute of Technology, Beijing 100081, ChinaSchool of Mechanical Engineering, Beijing Institute of Technology, Beijing, 100081, China[b]bState Key Laboratory of Tribology in Advanced Equipment (SKLT), Tsinghua University, Beijing 100084, ChinaState Key Laboratory of Tribology in Advanced Equipment (SKLT), Tsinghua University, Beijing, 100084, China[c]cBeijing Spacecrafts, China Academy of Space Technology, Beijing 100094, ChinaBeijing Spacecrafts, China Academy of Space Technology, Beijing, 100094, China）

出处： Surface and Coatings Technology 2023 Vol.461 No.0

摘要： Titanium alloys have been widely used due to its low density, high strength and excellent corrosion resistance, but the poor tribological properties r ...

作者： Ge, Xiangyu¹;Wu, Xiaodong¹;Shi, Qiuyu²;Song, Shiyi¹;Liu, Yanfei¹;Wang, Wenzhong¹ （¹Beijing Inst Technol, Sch Mech Engn, Beijing 100081, Peoples R China.;²State Grid Smart Grid Res Inst Co Ltd, Beijing 102209, Peoples R China.）

出处： LANGMUIR 2023 Vol.39 No.51 P18757-18767

关键词： MACROSCALE SUPERLUBRICITY; LUBRICATING BEHAVIOR; VISCOSITY; HYDRATION; LIQUIDS; FILM; TEMPERATURE; FRICTION; PERFORMANCE; ADDITIVES

摘要： Realizing macroscopic superlubricity in the presence of external electric fields (EEFs) at the steel interfaces is still challenging. In this work, ma ...