DUAL-ROTOR

作品数：9被引量：37H指数：4
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相关作者：罗贵火冯国全周柏卓更多>>
相关机构：大连理工大学中国航空工业集团公司沈阳发动机设计研究所南京航空航天大学更多>>
相关期刊：《Journal of Thermal Science》《Transactions of Nanjing University of Aeronautics and Astronautics》《CES Transactions on Electrical Machines and Systems》《China Ocean Engineering》更多>>
相关基金：国家自然科学基金更多>>
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Numerical Study on Aerodynamic Performance of Floating Dual-Rotor Wind Turbines in Heave and Surge Motions被引量：1
《China Ocean Engineering》2023年第6期1011-1021,共11页WU Xiao-di LU Wen-hao WANG Kai HU Wei-fei FANG Jian-hao ZHA Ruo-si 
financially supported by the Guangdong Basic and Applied Basic Research Foundation,China (Grant Nos.2021A1515011771 and 2022B1515250005);the National Natural Science Foundation of China (Grant Nos.52171289,52201350,and 52201394);the National Key Research and Development Program of China (Grant No.2022YFC28063);the Innovation Group Project of Southern Marine Science and Engineering Guangdong Laboratory (Zhuhai) (Grant No.SML 2022016)。
Compared with the traditional wind turbine of a single rotor,dual-rotor wind turbines(DRWTs)have higher wind energy capture efficiency and a more complex structure.Therefore,the aerodynamic performance of the DRWT ins...
关键词：DRWT surge motion heave motion wake field power output 
Synchronous impact phenomenon of a high-dimension complex nonlinear dual-rotor system subjected to multi-frequency excitations
《Science China(Technological Sciences)》2023年第6期1757-1768,共12页LIN RongZou HOU Lei DUN ShiWei CAI YuFeng SUN ChuanZong CHEN YuShu 
supported by the National Natural Science Foundation of China(Grant No.11972129);the National Major Science and Technology Projects of China(Grant No.2017-IV-0008-0045);Department of Science&Technology of Liaoning Province(Grant No.2019BS182);the Educational Department of Liaoning Province(Grant No.LJGD2019009)。
The“synchronous impact”is a phenomenon that increases the dynamic load of the inter-shaft bearing,when the frequency of the aerodynamic excitation is close to the contact frequency of the inter-shaft bearing.This wo...
关键词：synchronous impact DUAL-ROTOR inter-shaft bearing HB-AFT multi-frequency excitations 
Nonlinear vibration response characteristics of a dual-rotor-bearing system with squeeze film damper被引量：6
《Chinese Journal of Aeronautics》2021年第10期128-147,共20页Xinxing MA Hui MA Haiqin QIN Xumin GUO Chenguang ZHAO Mingyue YU 
supported by the National Natural Science Foundation of China(Nos.11772089,11972112);the Fundamental Research Funds for the Central Universities,China(Nos.N170308028,N2003014 and N180708009);LiaoNing Revitalization Talents Program,China(Nos.XLYC1807008)。
Rolling bearing and Squeeze Film Damper(SFD)are used in rotor support structures,and most researches on the nonlinear rotor-bearing system are focused on the simple rotor-bearing systems.This work emphasizes the compa...
关键词：DUAL-ROTOR rolling bearing squeeze film damper finite element method vibration response 
Study on Magnetic Shielding for Performance Improvement of Axial-Field Dual-Rotor Segmented Switched Reluctance Machine被引量：5
《CES Transactions on Electrical Machines and Systems》2021年第1期50-61,共12页Wei Sun Qiang Li Le Sun Xuefeng Jiang 
the National Natural Science Foundation of China under Grant 51807094。
A category of permanent-magnet-shield(PM-shield)axial-field dual-rotor segmented switched reluctance machines(ADS-SRMs)are presented in this paper.These topologies are featured by using the magnetic material to shield...
关键词：Switched reluctance machine(SRM) magnetic shielding magnetic equivalent circuit(MEC) DEMAGNETIZATION thermal behavior. 
Rubbing-Induced Vibration Response Analysis of Dual-Rotor-Casing System被引量：2
《Transactions of Nanjing University of Aeronautics and Astronautics》2018年第1期101-108,共8页Ma Xinxing Ma Hui Zeng Jin Piao Yuhua 
supported by the National Natural Science Foundation of China(No.11772089);the Fundamental Research Funds for the Central Universities (Nos. N160312001and N160313004);the Research Project of State Key Laboratory of Mechanical System and Vibration(No.MSV201707)
Considering gyroscopic effects caused by rotational speed,torsional vibration as well as coupling effects among inner rotor,out rotor and casing,a dynamic model of the dual-rotor-casing system is established using fin...
关键词：dual-rotor-casing SYSTEM RUBBING FAULT finite element method coupling dynamic 
Effects of Perforation Number of Blade on Aerodynamic Performance of Dual-rotor Small Axial Flow Fans
《Journal of Thermal Science》2015年第2期123-130,共8页HU Yongjun WANG Yanping LI Guoqi JIN Yingzi Toshiaki Setoguchi Heuy Dong Kim 
supported by National Natural Science Foundation of China(No.51276172)
Compared with single rotor small axial flow fans, dual-rotor small axial flow fans is better regarding the static characteristics. But the aerodynamic noise of dual-rotor small axial flow fans is worse than that of si...
关键词：dual-rotor small axial flow fans the blade with perforation perforation number aerodynamic per-formance 
Effect of Hub-Ratio on Performance of Asymmetric Dual-Rotor Small Axial Fan
《Open Journal of Fluid Dynamics》2013年第2期81-84,共4页Yongmin Wu Yingzi Jin Yuzhen Jin Yanping Wang Li Zhang 
Currently, domestic and abroad scholars put more attention on contra-rotating dual-rotor axial fan. But there is less scholars study on asymmetric dual-rotor small axial fan, which is one of the contra-rotating dual-r...
关键词：ASYMMETRIC DUAL-ROTOR Axial FLOW FAN HUB RATIO Numerical Simulation Internal FLOW Field 
VIBRATION CHARACTERISTIC INVESTIGATION OF COUNTER-ROTATING DUAL-ROTOR IN AERO-ENGINE被引量：5
《Transactions of Nanjing University of Aeronautics and Astronautics》2012年第1期33-39,共7页冯国全 周柏卓 罗贵火 
Two methods for vibration characteristic investigation of the counter-rotating dual-rotors in an aero-en- gine are put forward. The two methods use DAMP tool on the MSC. NASTRAN platform and develope the re- solving s...
关键词：AERO-ENGINE COUNTER-ROTATING rotor dynamics DUAL-ROTOR vibration characteristics 
A 5-DOF Model for Aeroengine Spindle Dual-rotor System Analysis被引量：18
《Chinese Journal of Aeronautics》2011年第2期224-234,共11页HU Qinghua DENG Sier TENG Hongfei 
National Natural Science Foundation of China (50575031, 50975033);National Key Technology Research and Development Program (JPPT-115-189)
This paper develops a five degrees of freedom（5-DOF） model for aeroengine spindle dual-rotor system dynamic analysis.In this system,the dual rotors are supported on two angular contact ball bearings and two deep gro...
关键词：AEROENGINE DUAL-ROTOR ball bearing nonlinear dynamics five degrees of freedom 
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