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Guohui Xu, Shiqing Sun, Yupeng Ren, Meng Li and Zhiyuan Chen
Turbidity currents are important carriers for transporting terrestrial sediment into the deep sea, facilitating the transfer of matter and energy between land and the deep sea. Previous studies have suggested that turbidity currents can exhibit high velo...
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Bingyue Jia, Yining Zhang, Hao Meng, Fanxiao Meng, Hu Pan and Yanji Hong
Rotating detonation engines (RDEs) are a promising propulsion technology featuring high thermal efficiency and a simple structure. To adapt the practical engineering applications of ramjet RDEs, rotating detonation combustion using a liquid hydrocarbon a...
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Chan Ho Jeong, Min Kyu Ko, Moonjin Lee and Seong Hyuk Lee
The present study aimed to numerically establish a new metamodel for predicting the propagation distribution of styrene, which is one of the hazardous and noxious substances (HNSs) spilled from ships. Three-dimensional computational fluid dynamics (CFD) ...
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Zuzana La?ová,Robert Zemcík
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Z. M. Gasanov
Pág. 55 - 57
The article proposes an algorithm of solving the task of synthesis of optimum dependence of the excitations distribution phase speed on the density of vehicles in a transport stream. The methods of the theory of optimal control are used for the purpose.
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Cai Lu and Chunlong Zhang
Seismic velocity inversion is one of the most critical issues in the field of seismic exploration and has long been the focus of numerous experts and scholars. In recent years, the advancement of machine learning technologies has infused new vitality int...
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Hao Zhang, Junmin Meng, Lina Sun and Shibao Li
Internal solitary waves (ISWs) near the Dongsha Atoll in the northern South China Sea (SCS) can be divided into incident, reflected, and refracted waves. Compared with the incident and refracted ISWs, the reflected ISWs are less likely to appear, but the...
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Ilias K. Tragazikis, Alexia N. Koutrakou, Theodoti Z. Kordatou, Panagiota T. Dalla and Theodore E. Matikas
A challenge in the field of material science and concrete technology is to associate material properties and behavior with changes in internal microstructure. A fundamental issue for planning, implementation, and quality control of construction projects ...
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Fei Wang and Meng Wang
In civil, geotechnical, and mining engineering, the investigation of the holes? effect on dynamic crack propagation is essential because it can be used to predict possible fracture and protect cracked structures being further damaged. In this paper, a sp...
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Wei Huang, Kaitao Meng, Wenzhou Sun, Jianxu Shu, Tianhe Xu and Hao Zhang
Underwater localization is one of the key techniques for positioning, navigation, timing (PNT) services that could be widely applied in disaster warning, underwater rescues and resource exploration. One of the reasons why it is difficult to achieve accur...
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Annette Caenen, Mathieu Pernot, Ingvild Kinn Ekroll, Darya Shcherbakova, Luc Mertens, Abigail Swillens and Patrick Segers
Plane wave imaging in Shear Wave Elastography (SWE) captures shear wave propagation in real-time at ultrafast frame rates. To assess the capability of this technique in accurately visualizing the underlying shear wave mechanics, this work presents a mult...
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L. I. Vakulenko,Yu. L. Nadezhdin
Pág. 259 - 261
The issues re. estimation of changes in hardness and sound vibration propagation velocity after tempering the hardened railway wheel steel are considered.
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Vernon Cooray and Gerald Cooray
Electric and/or magnetic fields are generated by stationary charges, uniformly moving charges and accelerating charges. These field components are described in the literature as static fields, velocity fields (or generalized Coulomb field) and radiation ...
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Zhiling Ouyang, Ze Liu, Yunfei Sun, Bing Yang and Yijun Hou
Based on horizontal velocity data recorded by a moored acoustic Doppler current profiler (ADCP) deployed on the southwestern continental slope of the East China Sea (ECS), this study investigates the characteristics of near-inertial waves (NIWs) induced ...
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Paran Pourteimouri and Kourosh Hejazi
An integrated two-dimensional vertical (2DV) model was developed to investigate wave interactions with permeable submerged breakwaters. The integrated model is capable of predicting the flow field in both surface water and porous media on the basis of th...
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Deniz Velioglu, Rozita Kian, Ahmet Cevdet Yalciner and Andrey Zaytsev
Numerical modeling of tsunami evolution, propagation, and inundation is complicated due to numerous parameters involved in the phenomenon. It is important to assess the performance of numerical codes that solve tsunami motion, as well as flow and velocit...
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Alessandro Polla, Giacomo Frulla, Enrico Cestino, Raj Das and Pier Marzocca
The presented methodology offers the author?s view on how to bridge the gap between the numerical evaluation and physical response of a typical composite panel under high-velocity impact. A rational approach to failure conditions and progressive damage p...
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Ghafour Hashemvand Shakarab, Reza Kheradmand, Mohammad Agha Bolorizadeh and Franco Prati
A semiconductor ring laser with a long cavity supports propagating localised structures with a chiral charge, named phase solitons. In this paper we study the dependence of the velocity and of the duration of the phase solitons on the characteristic time...
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S. A. Hryshechkin,D. I. Diadiushkin
Pág. 121 - 123
The results of the experiments on ultrasonic monitoring of structure-forming processes in clayey grounds are considered in the paper. An effect of structure-forming processes on propagation velocity of longitudinal waves has been demonstrated. The approx...
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Arno Duijster, Arno Volker, Frenk Van den Berg and Carola Celada-Casero
The applicability of laser ultrasonics for the determination of grain size and phase composition in steels under different temperatures was investigated. This was done by obtaining the velocity and attenuation of propagating ultrasonic waves in a simulat...
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