PROPELLERS

作品数:35被引量:57H指数:4
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相关领域:交通运输工程更多>>
相关机构:济南铸造锻压机械研究所有限公司更多>>
相关期刊:《Chinese Journal of Acoustics》《Journal of Power and Energy Engineering》《Chinese Optics Letters》《Chinese Journal of Chemistry》更多>>
相关基金:国家自然科学基金国家高技术研究发展计划更多>>
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Aircraft propeller erosion wear and aerodynamic characteristics
《Acta Mechanica Sinica》2025年第1期163-174,共12页Xiangying Guo Fujin Zang Yunan Zhu Dongxing Cao 
supported by the National Natural Science Foundation of China (Grant Nos.12172014,U2241264,and 12332001);the National Key Laboratory of Helicopter Aeromechanics Fund (Grant No.61422202206).
This study investigates surface erosion wear caused by collision and friction between propellers and sand particles during the flight of propeller transport aircraft in harsh environments like deserts and plateaus,whi...
关键词:Aircraft propellers Erosive wear behavior Aerodynamic characteristics 
Numerical Analysis of the Hydrodynamic Behavior of a Remotely Operated Vehicle in Multi-Directional Flow
《Fluid Dynamics & Materials Processing》2023年第9期2361-2384,共24页Hongfei Cao Zhongda Lyu Xi Peng Zhuo Zhao 
supported by the Major Special Science and Technology Project(2019B10076)of“Ningbo Science and Technology Innovation 2025”.
In recent years,Remotely Operated Vehicles(ROVs)have played an increasingly important role in the construc-tion and monitoring of underwater pile foundations.However,due to the open frame structure of such vehicles,a ...
关键词:ROV propellers combined action vector layout ducted propeller CFD 
Flight simulation from takeoff to yawing of eVTOL airplane with coaxial propellers by fluid-rigid body interaction
《Advances in Aerodynamics》2023年第1期29-43,共15页Ritsuka Gomi Ayato Takii Masashi Yamakawa Shinichi Asao Seiichi Takeuchi Momoha Nishimura 
JKA through its promotion funds from KEIRIN RACE and by JSPS KAKENHI Grant Number 21K03856.
In this study,we adopt a coupled fluid-rigid body simulation using the moving computational domain method and multi-axis sliding mesh method for the takeoff,hovering,and yawing flight of an electric vertical takeoff a...
关键词:Computational fluid dynamics Moving grid Coupled simulation Flying car eVTOL 
Model of cavitation noise modulation spectrum of ships with skewed propellers
《Chinese Journal of Acoustics》2022年第4期345-357,共13页CHENG Yusheng MA Kai QIU Jiaxing CHE Yonggang LI Haitao 
A theoretical model of a propeller cavitation noise modulation spectrum of ships with skewed propellers is proposed.According to the relationships between the wake velocity and the cavitation noise volume and between ...
关键词:CAVITATION SPECTRUM noise 
Chiral Macrocyclic AIEgens from BINOL and Tetraphenylethene via Tailoring Chirality of Luminescent Molecular Propellers被引量:1
《Chinese Journal of Chemistry》2022年第20期2393-2399,共7页Yitong Wang Xiaoqing Liu Hongkun Li Xindong Liu Lei Wang Yi Liu 
supported by the National Natural Science Foundation of China(21704065,21902073);Guangdong Basic and Applied Basic Research Foundation(2021A1515010228);the Innovation Research Foundation of Shenzhen(CYJ20190808115215125).
Herein,a pair of chiral macrocyclic luminogens derived from chiral 1,1-bi(2-naphthol)(BINOL)and tetraphenylethenes(TPEs)have been prepared with high yield via intramolecular McMurry coupling,in which the preferential ...
关键词:Aggregation-induced emission CHIRALITY Macrocycles Circularly polarized luminescence Luminescence 
Flight Transient Estimation of VTOL Aircraft with Propellers
《Advances in Aerospace Science and Technology》2022年第1期85-95,共11页Nickolay Zosimovych 
Methodological issues associated with the determination of the vertical take-off and landing aerodynamic parameters equipped with two rotary propellers during take-off and hovering, descent and landing are studied in ...
关键词:Vertical Take-Off and Landing (VTOL) Drone PROPELLER TRANSIENT THRUST Vector Modeling Kinematic Aerodynamic Coefficient 
Noise Reduction of UAV Using Biomimetic Propellers with Varied Morphologies Leading-edge Serration被引量:3
《Journal of Bionic Engineering》2020年第4期767-779,共13页Yuliang Wei Feng Xu Shiyuan Bian Deyi Kong 
the National Natural Science Foundation of China(No.11774355).Special thanks are extended to the Wildlife Park,Hefei,Anhui,China for providing the feathers of owls and hawks.
The Leading-Edge(LE)serrations on owls'wings are known to be responsible for silent flight.However,this design has rarely been applied to reduce the noise of rotational rotor propellers and the morphologies of the exi...
关键词:unmanned-aerial vehicle BIOMIMETIC noise reduction LE serration rotor propeller 
Energy Gap in Saturn’s Rings
《Journal of Modern Physics》2019年第4期477-485,共9页Andrey Yu Pospelov Vladimir V. Tchernyi 
In this article, we consider, based on the super-diamagnetic model, the new problems of Saturn’s rings discovered by Cassini, such as: 1) anomalous purity of water ice;2) Saturn’s magnetic field alignment with the p...
关键词:SATURN RINGS CASSINI CIRS Interpretation Super-Diamagnetic Model Superconducting Energy Gap Ring RAIN PLATEAUS and PROPELLERS in Saturn’s RINGS 
A Numerical Prediction of Tip Vortices from Tandem Propellers in the Counter-Rotating Type Tidal Stream Power Unit
《Journal of Power and Energy Engineering》2017年第12期66-74,共9页Hoyun Jung Toshiaki Kanemoto Pin Liu 
Ocean energy has a potential of providing a large amount of renewable energy around the world. One of the forms of ocean energy, tidal stream power is widely recognized as the continuous, predictable and eco-friendly ...
关键词:TIDAL Stream Power Unit Counter-Rotation CFD (Computational Fluid Dynamics) TIP VORTICES MRF (Multiple Reference Frame) TANDEM PROPELLERS 
Counter-Rotating Type Horizontal-Axis Bidirectional Propellers for Tidal Stream Power Unit
《Journal of Power and Energy Engineering》2017年第7期34-44,共11页Yuki Funami Yuji Nakanishi Nak-Joong Lee Bin Huang Toshiaki Kanemoto 
Tidal stream power units with horizontal-axis propellers are one of promising technologies for generating the renewable green energy. The ebb and flow require that the power unit must operate in bidirectional tidal st...
关键词:BIDIRECTIONAL PROPELLERS COUNTER-ROTATING TYPE Machine TIDAL STREAM Power Unit Computational Fluid Dynamics 
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