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Dilshan S. P. Amarasinghe Baragamage and Weiming Wu
A three-dimensional (3D) fully-coupled fluid-structure model has been developed in this study to calculate the impact force of tsunamis on a flexible structure considering fluid-structure interactions. The propagation of a tsunami is simulated by solving...
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Hao Dai, Chengxiang Zhu, Ning Zhao, Chunling Zhu and Yufei Cai
An unsteady tightly-coupled icing model is established in this paper to solve the numerical simulation problem of unsteady aircraft icing. The multi-media fluid of air and droplets is regarded as a single medium fluid with variable material properties. T...
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Andreas Hegendörfer, Paul Steinmann and Julia Mergheim
This contribution addresses the numerical optimization of the harvested energy of a mechanically and electrically nonlinear and nonideal piezoelectric energy harvester (PEH) under triangular shock-like excitation, taking into account a nonlinear stress c...
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Liang Xiao, Jinghua Wu, Wenhan Li, Guodong Yuan, Qing Xu, Jing Wei and Fengxiang Han
Biochar holds great promise for carbon sequestration but is restricted by high costs. Here, we introduced the water?fire coupled method and developed a mineral coating technique for biochar production from paulownia waste (Paulownia fortune). Exposure ti...
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Yihua Cao, Yihao Qin, Wenyuan Tan and Guozhi Li
Landing a helicopter to the ship flight deck is most demanding even for the most experienced pilots and modeling and simulation of the ship-helicopter dynamic interface is a substantially challenging technical problem. In this paper, a coupling numerical...
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Ali Karimpour, Salam Rahmatalla and Casey Harwood
This article presents a new analysis to determine the variation in modal dynamic characteristics of bridge superstructures caused by hydrodynamic added mass (HAM) during progressive flooding. The natural frequency variations were numerically and experime...
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Young IL Park, Su-Hyun Park and Jeong-Hwan Kim
Ships and offshore structures are subjected to impact loads, such as slamming and sloshing. High impact pressures can cause permanent hull deformation by a single impact event. In addition, significant fatigue damage can be accumulated via repeated impac...
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Bing Fan and Jie Huang
In the traditional investigations on the drag and heat reduction of hypersonic spiked models, only the aerodynamic calculation is performed, and the structural temperature cannot be obtained. This paper adopted the loosely coupled method to study its eff...
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Chun Wang, Guanlin Ye, Xiannan Meng, Yongqi Wang and Chong Peng
A two-fluid Eulerian?Lagrangian coupled model is developed to investigate the complex interactions between solid particles and the ambient water during the process of submerged granular column collapse. In this model, the water phase is considered to be ...
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Pan Gao, Zhihui Liu, Danda Shi, Xuehua Fu and Keliang Yan
Perforation drilling is a promising technique to mitigate the sliding risk of jack-up units installed around footprints. Based on the coupled Eulerian?Lagrangian (CEL) method, a 1/2 finite element model, including a rigid Lagrangian spudcan and a Euleria...
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Aichun Feng, Hooi Siang Kang, Binbin Zhao and Zhiyu Jiang
A coupled floating body-mooring line model is developed by combining a boundary element model for a two-dimensional floating body and a catenary mooring line model. The boundary element model is formulated in the time domain by a continuous Rankine sourc...
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Linya Liu, Zhiyuan Zuo, Yunlai Zhou and Jialiang Qin
The high-speed railway (HSR) has been a long-term hotspot in both scientific and engineering societies to enhance the long-term high quality HSR service. This study aims to investigate the WJ-7B type small resistance fastener rubber pad applied in HSR, a...
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Selmin Ener Rusen
Pág. 347 - 354
The accurate estimation of the amount of global solar radiation potential on the earth?s surface is one of the most important parameters for solar energy investments and long-term climate studies. The most accurate solar radiation data are generally avai...
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Pengyun Chen, Zhiru Li, Guangqing Liu, Ziyi Wang, Jiayu Chen, Shangyao Shi, Jian Shen and Lizhou Li
The positioning results of terrain matching in flat terrain areas will significantly deteriorate due to the influence of terrain nonlinearity and multibeam measurement noise. To tackle this problem, this study presents the Pulse-Coupled Neural Network (P...
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Chuan Xie, Weixing Yao, Danfa Zhou and Caijun Xue
The main concern of the paper is the concurrent treatment of size and layout variables in the static?dynamic coupled layout optimization of stiffened plates. As compared to size optimization alone, layout optimization is a more challenging task, and the ...
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Joshua D. Blake, Adrian Sescu, David Thompson and Yuji Hattori
Large-eddy simulation (LES)-based jet noise predictions do not resolve the entire broadband noise spectra, often under-predicting high frequencies that correspond to un-resolved small-scale turbulence. The coupled LES-synthetic turbulence (CLST) model is...
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Jiahao Guo and Zhou Zhou
In order to improve the design accuracy of the blade design method of a ducted fan based on the blade element momentum theory, the design was modified by the CFD calculation with higher accuracy to propose an integrated and efficient design method for th...
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Jing Liu, Meng Wang and Shu Li
This work demonstrates the use of Latin Hypercube Sampling and Proper Orthogonal Decomposition in combination with a Radial Basis Function model to perform on vehicle prediction coupled fluid?thermal?structure. We regarded the Mach number, flight altitud...
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Wei Wang, Guobin Cai, Yongjie Pang, Chunyu Guo, Yang Han and Guangli Zhou
To explore the reason for the bubble sweep-down phenomenon of research vessels and its effect on the position of the stern sonar of a research vessel, the use of a fairing was investigated as a defoaming appendage. The separation vortex turbulence model ...
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Dimitris Ntouras and George Papadakis
Modeling free surface flows in a CFD context typically requires an incompressible approach along with a formulation to account for the air?water interface. Commonly, pressure-correction algorithms combined with the Volume of Fluid (VOF) method are used t...
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