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ROTOR: 作品数：507被引量：1102H指数：14; 导出分析报告; 相关领域：医药卫生更多>>; 相关作者：任正义梅庆白越段小辉高伟更多>>; 相关机构：北京航空航天大学南京航空航天大学清华大学东南大学更多>>; 相关期刊：更多>>; 相关基金：国家自然科学基金国家重点基础研究发展计划国家高技术研究发展计划中国博士后科学基金更多>>

Aerodynamic analysis of rotor-to-rotor interactions in different octocopter configurations: 《Chinese Journal of Aeronautics》2025年第3期292-315,共24页Aqib AZIZ Yongjie SHI Yang LIU Guohua XU; supported by the National Natural Science Foundation of China(No.11972190).; Rotor-to-rotor interaction among neighboring rotors of a multirotor has great significance for aerodynamically efficient multirotor design. Current research is conducted to analyze aerodynamic performance of different...; 关键词：Rotor-to-rotor interaction Virtual blade method Octocopter configurations Aerodynamically efficient HOVER Forward f1ight

A high maneuvering motion strategy and stable control method for tandem twin-rotor aerial-aquatic vehicles near the water surface: 《Defence Technology(防务技术)》2025年第2期206-220,共15页Sifan Wu Maosen Shao Sihuan Wu Zhilin He Hui Wang Jinxiu Zhang Yuan Liu; supported by Southern Marine Science and Guangdong Laboratory(Zhuhai)(Grant No.SML2023SP229)。; The maneuverability and stealth of aerial-aquatic vehicles(AAVs)is of significant importance for future integrated air-sea combat missions.To improve the maneuverability and stealth of AAVs near the water surface,this...; 关键词：Tandem twin-rotor Aerial-aquatic vehicle High maneuvering motion strategy Active disturbance rejection controller Skipping on water surface

An Investigation of Vibrations of a Flexible Rotor System with the Unbalanced Force and Time-Varying Bearing Force: 《Chinese Journal of Mechanical Engineering》2025年第1期452-464,共13页Yajun Xu Jing Liu Xinbin Li Changke Tang; Support by Shanxi Provincial Key Research and Development Plan of China(Grant No.2024GH-ZDXM-29);National Natural Science Foundation of China(Grant No.52175120);Shaanxi Provincial Innovation Capability Support Program of China(Grant No.2024RS-CXTD-15)。; Unbalanced force produced by the unbalanced mass will affect vibrations of rotor systems,which probably results in the components failures of rotating machinery.To study the effects of unbalanced mass on the vibration...; 关键词：Flexible rotor Unbalanced force Rotor dynamic Nonlinear vibration

A novel rotor dynamic balancing method based on blade tip clearance measurement without the once per revolution sensor: 《Chinese Journal of Aeronautics》2025年第2期445-458,共14页Weibo LI Weimin WANG Shuai ZHANG Jiale WANG Yulong LIN Tianqing LI; supported by the Key Program of National Natural Science Foundation of China(No.92160203);National Natural Science Foundation of China(No.92360306).; The existence of the aeroengine casing,limited monitoring points,and multi-fault characteristics make obtaining the rotor’s vibration transmission characteristics challenging,resulting in difficulties accurately iden...; 关键词：AEROENGINE Rotor unbalance Composite sensor None once per revolution Blade tip clearance Dynamic balancing

Interference mechanism of trailing edge flap shedding vortices with rotor wake and aerodynamic characteristics: 《Chinese Journal of Aeronautics》2025年第1期325-339,共15页Yang LIU Yongjie SHI Aqib AZIZ Guohua XU Haifeng GAO; supported by the National Natural Science Foundation of China(No.11972190)。; A robust Reynolds-Averaged Navier-Stokes(RANS)based solver is established to predict the complex unsteady aerodynamic characteristics of the Active Flap Control(AFC)rotor.The complex motion with multiple degrees of fr...; 关键词：CFD ROTOR Aerodynamic Trailing edge flap Vortex shedding BVI

Aerodynamic efficiency enhancement effect of the energy capture technique on a flyable flapping wing rotor system: 《Science China(Technological Sciences)》2024年第12期3843-3854,共12页CHEN Si DENG ZhiQiang XIANG JiaWei LI ZhengDa TONG MingBo XIE Ye HU Jie YUAN LiHua YU ZiJian; supported by the Natural Science Foundation of Zhejiang Province(Grant No.LQ22A020006);the National Natural Science Foundation of China(Grant No.52105285);the Aeronautical Science Foundation Program(Grant No.ASFC-20230023052001);China Postdoctoral Science Foundation(Grant No.2024M754237);Science and Technology Project of Jiangxi Education Department(Grant No.GJJ200452);Basic Public Welfare Research Program of Wenzhou(Grant No.G2023046)。; To date,no experimental study has been done on eliminating the energy consumption of the flapping wing rotor(FWR;caused by inertial force)based on an energy capture mechanism(such as a spring).Also,the effect of the v...; 关键词：flapping wing rotor energy capture spring main frequency lift efficiency

Analysis of Rotor-Seizure-Induced Pressure Rise in a Nuclear Reactor Primary Cooling Loop: 《Fluid Dynamics & Materials Processing》2024年第12期2907-2926,共20页Haoyu Cui Congxin Yang Yanlei Guo Tianzhi Lv Sen Zhao; Most of existing methods for the safety assessment of the primary cooling loop of nuclear reactors in conditions of reactor coolant pump(RCP)failure(rotor seizure accident)essentially rely on the combination of one-di...; 关键词：Axial-flow reactor coolant pump reactor primary loop rotor seizure accident condition pressure surge hydraulic load

Theoretical and Empirical Limits: Reexamining Betz’s Upper Limit towards a Practical Power Coefficients in Wind Turbines*: 《World Journal of Engineering and Technology》2024年第4期851-866,共16页Richard M. Kimiti Francis N. Kariuki Joseph N. Kamau Timonah N. Soitah; The aspiration of all wind turbine designers is to attain Betz’s upper limit, which represents the highest efficiency in wind energy extraction. Majority of working turbines operate slightly below this limit with an ...; 关键词：Wind Turbine Betz’s Limit Power Coefficient Kinetic Pressure Rotor Disc

Study on the Effect of Magnetic Pole Clipping Angle on the Eddy Current Loss of Permanent Magnets in the Rotor of Magnetically Levitated Permanent Magnet Synchronous High-Speed Electric Spindles: 《Open Journal of Applied Sciences》2024年第11期3261-3281,共21页Xiangjun Shen Houcai Liu Huimin Kang Ruirong He Jiale Xi; Aiming at the problem of high temperature and even demagnetization failure of permanent magnet (PM) due to PM eddy current loss in PM synchronous high-speed motors, this paper proposes a technique to lessen PM eddy cu...; 关键词：Magnetic Pole Clipping Permanent Magnet (PM) Eddy Current Loss Temperature Field Two-Dimensional Time-Stepped Finite Element Method (FEM)

Cooling and Optimization in the Groove of the Outer Rotor HubMotor: 《Frontiers in Heat and Mass Transfer》2024年第5期1443-1460,共18页Zhuo Liu Yecui Yan; supported by National Science Foundation of China(Grant No.51705306).; The external rotor hub motor adopts direct drive mode,no deceleration drive device,and has a compact structure.Its axial size is smaller than that of a deceleration-driven hub motor,which greatly reduces the weight of...; 关键词：Outer rotor hub motor temperature field water cooling in the tank motor loss thermal networks high torque density

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