5.043   Artículos

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en línea
Javad Enferadi, Mohammad Tavakolian     Pág. 107 - 114
Dynamics of a highly stiff parallel machine tool is the subject of this paper. High stiffness, good accuracy, relatively large workspace and free of singularities on the whole workspace makes the manipulator suitable for machining applications as an XY-T... ver más
Revista: Periodica Polytechnica: Mechanical Engineering    Formato: Electrónico

 
en línea
Pavel V. Zakharov, Elena A. Korznikova, Artem A. Izosimov and Andrey S. Kochkin    
This study examines the mechanism of nonlinear supratransmission (NST), which involves the transfer of disturbance to discrete media at frequencies not supported by the structure. We considered a model crystal with A3B stoichiometry. The investigation wa... ver más
Revista: Computation    Formato: Electrónico

 
en línea
Jiayu Wen, Yanguo Song, Huanjin Wang and Dong Han    
This work presents a systematic approach to analyzing the aerodynamic characteristics of tandem rotor forward autorotation considering rotor-to-rotor interference. The single-rotor computational model trimmed from a generic helicopter flight dynamics ana... ver más
Revista: Aerospace    Formato: Electrónico

 
en línea
Massimo Posani, Mauro Pontani and Paolo Gasbarri    
Reorientation maneuvers represent a key task for large satellites. This work considers a space vehicle with solar panels and reaction wheels as actuation devices. Solar panels are modeled as flexural beams, using the modal decomposition technique. An ine... ver más
Revista: Aerospace    Formato: Electrónico

 
en línea
Man Ru, Ying Zhan, Bin Cheng and Yu Zhang    
Space debris severely threatens the safety of spacecraft in near-earth orbit. Dragging space debris into the atmosphere to burn is an effective way to remove it. In this paper, the authors focus on capturing irregular and rotating debris via a flexible n... ver más
Revista: Aerospace    Formato: Electrónico

 
en línea
Shlomo Dubnov    
Capturing long-term statistics of signals and time series is important for modeling recurrent phenomena, especially when such recurrences are a-periodic and can be characterized by the approximate repetition of variable length motifs, such as patterns in... ver más
Revista: Algorithms    Formato: Electrónico

 
en línea
Shangyan Zou and Ossama Abdelkhalik    
Wave energy converters (WECs) usually require reactive power for increased levels of energy conversion, resulting in the need for more complex power take-off (PTO) units, compared to WECs that do not require reactive power. A WEC without reactive power p... ver más
Revista: Journal of Marine Science and Engineering    Formato: Electrónico

 
en línea
Ichiro Kimura, Taeun Kang and Kazuo Kato    
The accumulation of driftwood during heavy rainfall may block river channels and damage structures. It is necessary to mitigate such effects by periodically capturing and removing driftwood from rivers. In this study, the behavior of driftwood in open-ch... ver más
Revista: Water    Formato: Electrónico

 
en línea
Patrick Piprek, Michael M. Marb, Pranav Bhardwaj and Florian Holzapfel    
This study proposes a novel, nonlinear trajectory/path-following controller based on jerk-level error dynamics. Therefore, at first the nonlinear acceleration-based kinematic equations of motion of a dynamic system are differentiated with respect to time... ver más
Revista: Applied Sciences    Formato: Electrónico

 
en línea
Dong-Yeon Kim, Han-Sol Choi, Jae Hyuk Lim, Kyung-Won Kim and Juwon Jeong    
In this work, experimental and numerical investigation on the deployment of solar panels with tape spring (TS) hinges showing complex nonlinear hysteresis behavior caused by the snap-through buckling was conducted. Subsequently, it was verified by compar... ver más
Revista: Applied Sciences    Formato: Electrónico

 
en línea
Oleksij Fomin,Alyona Lovska,Oleksandr Kovtun,Volodymyr Nerubatskyi     Pág. 33 - 40
The longitudinal-dynamic load on a railroad train has been studied at its steady motion along the track of a homogeneous profile. A value of the longitudinal loading that a train is exposed to has been established. The calculations were carried out for a... ver más
Revista: Eastern-European Journal of Enterprise Technologies    Formato: Electrónico

 
en línea
Guilherme Moura Paredes, Claes Eskilsson and Allan P. Engsig-Karup    
Mooring systems exhibit high failure rates. This is especially problematic for offshore renewable energy systems, like wave and floating wind, where the mooring system can be an active component and the redundancy in the design must be kept low. Here we ... ver más
Revista: Journal of Marine Science and Engineering    Formato: Electrónico

 
en línea
Hua Huang, Yaoqiang Xian, Wei Zhang, Mengxue Guo, Kun Yang and Kailin Xi    
Lightweight cable?membrane structures can span large distances and undertake aesthetically pleasing shapes. They are widely used for roofs and modern structural canopies and in the aerospace industry for large on-board antenna reflectors that are to be d... ver más
Revista: Journal of Marine Science and Engineering    Formato: Electrónico

 
en línea
Maria Acanfora, Ermina Begovic and Fabio De Luca    
Ship accidents that entail flooding may lead to disastrous consequences which could be avoided or mitigated based on the knowledge of damaged ship dynamics. The dynamic behaviour of a damaged hull is a complex phenomenon involving the interaction of the ... ver más
Revista: Journal of Marine Science and Engineering    Formato: Electrónico

 
en línea
Ngoc-Duc Nguyen, Hyeung-Sik Choi and Sung-Wook Lee    
This paper presents the modeling of a new ray-type hybrid underwater glider (RHUG) and an experimental approach used to robustly and adaptively control heading motion. The motions of the proposed RHUG are divided into vertical-plane motions and heading m... ver más
Revista: Journal of Marine Science and Engineering    Formato: Electrónico

 
en línea
Anca Maxim, Riccardo Ferracuti and Clara M. Ionescu    
A theoretical framework for determining the dynamics of interacting sub-systems is proposed in this paper. Specifically, a systematic analysis is performed that results in an indication about whether an MP or an NMP dynamics occurs in the analyzed proces... ver más
Revista: Algorithms    Formato: Electrónico

 
en línea
Fabian Thornton, Michael Döllinger, Stefan Kniesburges, David Berry, Christoph Alexiou and Anne Schützenberger    
Normal voice is characterized by periodic oscillations of the vocal folds. On the other hand, disordered voice dynamics (e.g., subharmonic and aperiodic oscillations) are often associated with voice pathologies and dysphonia. Unfortunately, not all inves... ver más
Revista: Applied Sciences    Formato: Electrónico

 
en línea
Cameron E. Taylor, Alexander V. Mantzaris and Ivan Garibay    
Polarization in online social networks has gathered a significant amount of attention in the research community and in the public sphere due to stark disagreements with millions of participants on topics surrounding politics, climate, the economy and oth... ver más
Revista: Information    Formato: Electrónico

 
en línea
Samuel P. Lee, Simon M. Barrans, Martyn L. Jupp and Ambrose K. Nickson    
Current trends in the automotive industry towards engine downsizing mean turbocharging now plays a vital role in engine performance. A turbocharger increases charge air density using a turbine to extract waste energy from the exhaust gas to drive a compr... ver más
Revista: Aerospace    Formato: Electrónico

 
en línea
Samuel P. Lee, Simon M. Barrans, Martyn L. Jupp and Ambrose K. Nickson    
Current trends in the automotive industry towards engine downsizing mean turbocharging now plays a vital role in engine performance. A turbocharger increases charge air density using a turbine to extract waste energy from the exhaust gas to drive a compr... ver más
Revista: Aerospace    Formato: Electrónico

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