ROTOR-BEARING

作品数:9被引量:23H指数:2
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相关领域:机械工程更多>>
相关作者:焦映厚马文生陈照波高伟黄葆华更多>>
相关机构:弗吉尼亚理工大学哈尔滨工业大学沈阳发动机设计研究所东南大学更多>>
相关期刊:《Progress in Natural Science:Materials International》《Journal of Southeast University(English Edition)》《振动与冲击》《Science China(Technological Sciences)》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教育部博士点基金国家留学基金更多>>
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Dynamics modeling and electromechanical coupling characteristics analysis of cage induction motors
《Science China(Technological Sciences)》2024年第3期709-724,共16页ZHOU ZiWei CHEN ZaiGang ZHAI WanMing 
supported by the National Natural Science Foundation of China(Grant Nos. 52022083, 52275132)。
Induction motors, as typical electromechanical energy conversion devices, have received limited attention in previous studies on electromechanical coupling vibrations, precise modeling, and the use of electromechanica...
关键词:cage induction motors rotor-bearing dynamics mutual inductance electromechanical testing current signal analysis 
Interference torque of a three-floated gyroscope with gas-lubricated bearings subject to a sudden change of the specific force被引量:7
《Chinese Journal of Aeronautics》2019年第3期737-747,共11页Yan LI Fuhai DUAN 
supported by the Aeronautical Science Foundation of China(No.20150863003)
A numerical study is carried out to investigate the influence of a sudden change of the specific force on a three-floated gyroscope with a rotor supported on gas-lubricated bearings.The interference torque is calculat...
关键词:Conical bearing Gas lubricated bearings INTERFERENCE TORQUE ROTOR-BEARING system Three-floated GYROSCOPE 
Dynamic Behaviors Analysis of Reduced Rotor Models with Looseness Based on the TPOD Method被引量:1
《Journal of Harbin Institute of Technology(New Series)》2018年第4期15-30,共16页Kuan Lu Yushu Chen 
Sponsored by the National Basic Research Program of China(Grant No.2015CB057400)
The transient proper orthogonal decomposition(TPOD) method is used to study dynamic behaviors of the reduced rotor-bearing models,and the fault-free model is compared with the models with looseness fault.A 22 degree o...
关键词:dimension reduction TPOD method ROTOR-BEARING Pedestal looseness HIGH-DIMENSIONAL initial values 
转速数对滑动轴承动力学系数影响研究被引量:12
《振动与冲击》2014年第5期8-13,共6页马文生 陈照波 焦映厚 Kirk R G 
国家自然基金(10872054;10872055);高等学校学科创新引智计划(B07018);国家留学基金(批准号:2009612139);黑龙江省自然科学基金重点项目(ZD200905);高等学校博士学科点专项基金资助项目(20092302110009)
建立了滑动轴承的基于短轴承非线性油膜力模型,通过转速对轴承动力学特性的影响研究,得到了偏心率、最小油膜厚度、最大油膜压力、摩擦功耗、温升、临界轴颈质量、刚度系数、阻尼系数、二维和三维油膜压力的影响因素研究;在对三维油膜...
关键词:转速数 动力学系数 REYNOLDS方程 DYNAMIC ROTOR-BEARING system (DyRoBes) 
Finite Element Method Applied to the Eigenvalue Analysis of Flexible Rotors Supported by Journal Bearings被引量:1
《Engineering(科研)》2014年第3期127-137,共11页Wéderley M. Miranda Marco Tulio C. Faria 
This work deals with a finite element procedure developed to perform the eigenvalue analysis of damped gyroscopic systems, represented by flexible rotors supported on fluid film journal bearings. The rotor finite elem...
关键词:Flexible Rotors FLUID Film Bearings ROTOR-BEARING Systems FINITE ELEMENT EIGENVALUE Problem 
An Improved Method of Detecting Chaotic Motion for Rotor-Bearing Systems
《Journal of Shanghai Jiaotong university(Science)》2013年第2期229-236,共8页师名林 王德忠 张继革 
the National Basic Research Program (973) of China (No. 2009CB724302)
Based on reconstructing the phase space and calculating the largest Lyapunov exponent, an improved method of detecting chaotic motion is presented for rotor-bearing systems. The method is an improvement to the Wolf me...
关键词:ROTOR-BEARING phase space reconstruction Lyapunov exponent chaotic motion 
Dynamic Stability Study of Static Gas Bearing for Small Cryogenic Turbo-Expander
《Plasma Science and Technology》2011年第4期506-512,共7页王学敏 庄明 张启勇 李姗姗 付豹 
supported by the Knowledge Innovation Program of the Chinese Academy of Sciences(No.KJCX2-YW-N16)
An experimental method is presented to analyze the dynamic stability of the gas bearing for small cryogenic turbo-expanders. The rotation imbalance response and the shape of the rotor orbit were obtained for different...
关键词:ROTOR-BEARING stability IMBALANCE whirl 
Estimation of the Forces on Rubbing Rotor-Bearing System被引量:2
《Journal of Southeast University(English Edition)》1998年第2期51-55,共5页黄葆华 杨建刚 高伟 
It*ss very important to identify the load on rotor bearing system. Based on load identification in time domain, a new method combined with transfer matrix method is applied in rubbing rotor bearing system to estimat...
关键词:rotor  bearing system RUBBING diagnosis transfer matrix method 
Identification of modal parameters in a flexible rotor-bearing system——The application and improvement of ITD Method
《Progress in Natural Science:Materials International》1996年第1期59-70,共12页张优云 谢友柏 
Project supported by the National Natural Science Foundation of China
The experimental modal analysis (EMA) has been used to estimate modal parameters in many mechanical engineering problems, but it is mostly employed for nonrotating structures. A successful application of an improved I...
关键词:IDENTIFICATION MODAL PARAMETER ROTOR-BEARING system EVEN distribution response matrices. 
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