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Guofang Nan, Sirui Yang and Dengliang Yu
When the dual rotor system of the aircraft engine is operating, the mass eccentricity of the power turbine rotor and the misalignment of the shaft coupling or the bearing will cause too large vibration of the rotor; this vibration leads to the rub-impact...
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Omer W. Taha and Yefa Hu
As an essential enabling technology to realize advanced concepts such as digitization, intelligence, and service, information technology plays a critical role in shaping modern society and driving innovation across various industries and domains. The con...
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Manaf Muhammed and Muhammad Shakeel Virk
Ice accretion on rotary-wing unmanned aerial vehicles (RWUAVs) needs to be studied separately from the fixed-wing UAVs because of the additional flow complexities induced by the propeller rotation. The aerodynamics of rotatory wings are extremely challen...
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Ting-Chun Huang, Hsing-Po Huang, Kuan-Wen Wu, Jwo-Luen Pao, Cheng-Kuang Chen, Ting-Ming Wang and Tung-Wu Lu
Lumbar spondylosis (LS) is a common degenerative spine disease that often leads to impaired motor control, sensory changes, and imbalance. The current study aimed to compare the dynamic balance control between patients with LS and healthy controls in ter...
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Beom Kwon and Sanghoon Lee
In this study, we performed skeleton-based body mass index (BMI) classification by developing a unique ensemble learning method for human healthcare. Traditionally, anthropometric features, including the average length of each body part and average heigh...
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Irina Filimonikhina,Viktor Deikun,Iryna Ienina,Mareks Mezitis,Vladimir Pirogov,Guntis Strautmanis,Sergij Yakimenko
Pág. 59 - 66
This paper reports the established conditions for static self-balancing for the case of an asymmetric rotor on two isotropic elastic supports, balanced by a passive automatic balancer of any type. In general, the plane of static imbalance does not coinci...
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Volodymyr Yatsun,Gennadiy Filimonikhin,Antonina Haleeva,Larisa Krivoblotsky,Yurii Machok,Mareks Mezitis,Nataliia Podoprygora,Mykola Sadovyi,Guntis Strautmanis
Pág. 103 - 111
The dynamics of a three-mass vibratory machine with the rectilinear translational motion of platforms and a vibration exciter in the form of a ball, roller, or pendulum auto-balancer have been analytically investigated.The existence of steady state motio...
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Irina Filimonikhina,Yuriy Nevdakha,Lubov Olijnichenko,Viktor Pukalov,Hanna Chornohlazova
Pág. 60 - 69
The paper reports determining and comparison of the quality of dynamic balancing of rotating parts in the assembly (impeller) by correction mass and applying passive auto-balancers using the axial fan VO 06-300-4 as an example. The impeller is balanced i...
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Jun Wang, Junhong Zhang, Liang Ma and Yangyang Yu
Magnetorheological damper (MRD), a semi-active control device, has the stability of the passive control device and the adaptive ability of the active control device. It is considered to be an ideal replacement for the squeeze film damper (SFD) and has be...
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Vincenzo Dentamaro, Donato Impedovo and Giuseppe Pirlo
Multiclass classification in cancer diagnostics, using DNA or Gene Expression Signatures, but also classification of bacteria species fingerprints in MALDI-TOF mass spectrometry data, is challenging because of imbalanced data and the high number of dimen...
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