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Aniello Daniele Marano, Marika Belardo, Jacopo Beretta, Filomena Starace, Salvatore Orlando, Claudio Punzi, Raffaele Frajese, Nicola Paletta and Luigi Di Palma
The tiltrotor wing structure is one of the most critical and heavily investigated structures in design due to the fundamental need to consider the interactions between the wing, pylon, and rotor systems to achieve aircraft aeroelastic stability. Indeed, ...
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Yafeng Li, Jin Wang, Yonggang Shan, Chong Wang and Yuanbiao Hu
Downhole drill string vibration data can provide an effective reference for research drill string vibration during drilling. In this paper, the research group used a storage-type downhole vibration measurement equipment equipped with an orthogonal, three...
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Prabhakar Sathujoda, Aneesh Batchu, Bharath Obalareddy, Giacomo Canale, Angelo Maligno and Roberto Citarella
The present work deals with natural and whirl frequency analysis of a porous functionally graded (FG) rotor?bearing system using the finite element method (FEM). Stiffness, mass and gyroscopic matrices are derived for porous and non-porous FG shafts by d...
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Liao-Yong Luo, Yi-Hua Fan, Jyh-Haw Tang, Ting-Yu Chen, Nai-Rong Zhong, Pin-Chieh Feng and Yu-Chun Kao
The article describes the effect of a magnetic field applied to a ferrofluid–lubricated hydrodynamic journal bearing–rotor system. A rotor with a single journal bearing in one end was built to be the test rig. The experimental results showed ...
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