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and provide a preference for the application of a damping hard coating on compressor blades. Key words: blade vibration; high-cycle fatigue; fatigue test; damping hard coating Cite this article as: CHEN Yu..., 2021, 28(2): 445-453. DOI: https://doi.org/10.1007/s11771-021-4614-0. 1 Introduction High-cycle fatigue (HCF) failure, which is mainly caused by vibration, has plagued compressor blades in aero-engines......
Trans. Nonferrous Met. Soc. China 24(2014) 1331-1336 Fatigue behavior of aluminum stiffened plate subjected to random vibration loading Hai-tao HU1, Yu-long LI1, Tao SUO1, Feng ZHAO2, Ying-gang MIAO1... and then the foregone failure criterion of 5% reduction in natural frequency is improved. The influence of section and spacing of the stiffeners on the vibration fatigue behavior of the aluminum plate......
J. Cent. South Univ. Technol. (2008) 15: 95-99 DOI: 10.1007/s11771-008-0019-6 Fatigue properties analysis of cracked rock based on fracture evolution process ZHANG Ping(张 平)1, 2... made of sandstone-like modeling material contained three pre-existing intermittent cracks with different geometrical distributions. The experimental results indicate that the fatigue deformation limit......
Finite element analysis for delamination of laminated vibration damping steel sheet WANG Yong(王 勇)1, CHEN Jun(陈 军)1, TANG Bing-tao(唐炳涛)2 1. National Die and Mold CAD Engineering Research Center... structure of laminated vibration damping steel sheet(LVDSS) was introduced in detail. An interface cohesive model between the skin sheets was developed by using a contact/interface approach......
J. Cent. South Univ. (2018) 25: 1958-1965 DOI: https://doi.org/10.1007/s11771-018-3886-5 Fatigue life evaluation on key components of high-speed railway catenary system QI Guang-feng(戚广枫), XIAO... of Springer Nature 2018 Abstract: The fatigue load spectrum and operation life evaluation of key components in the catenary system under the high speed train running condition were investigated. Firstly......
Fatigue behavior of magnesium alloy and application in auto steering wheel frame MAO Ping-li(毛萍莉), LIU Zheng(刘 正), WANG Chang-yi(王长义), GUO Quan-ying(郭全英), SUN Jin(孙 晶), WANG Feng(王 峰), LIN Li...; Abstract: The low-cycle fatigue behaviors of AZ91HP-F......
J. Cent. South Univ. (2018) 25: 2069-2075 DOI: https://doi.org/10.1007/s11771-018-3896-3 Fatigue life prediction of workpiece with 3D rough surface topography based on surface reconstruction... and Springer-Verlag GmbH Germany, part of Springer Nature 2018 Abstract: The fatigue performance of a workpiece depends on its surface quality. In traditional fatigue life prediction, the effect......
), thus PBA will not resonate. From all above, PBA meets the static strength and fatigue strength requirements. The vibration of PBA internal components has no effect on the vertical displacement... imposed on the pinion.Key words:three gorges project ship lift; pinion bracket-assembly; FEM; fatigue strength; structure optimization; vibration......
Industries of China4. School of Aeronautical Science and Engineering, Beijing University of Aeronautics and Astronautics摘 要:Vibration fatigue is the main failure mode of compressor blade. Evaluating the vibration stress of blade that leads to cracking is very useful for analysis of vibration fatigue. In this paper, fatigue stress estimation methods......