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Rabii El Maani, Bouchaïb Radi and Abdelkhalak El Hami
The numerical simulation of multiphysics problems has grown steadily in recent years. This development is due to both the permanent increase of IT resources and the considerable progress made in modeling, mathematical and numerical analysis of many probl...
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Rabii El Maani, Bouchaïb Radi and Abdelkhalak El Hami
The numerical simulation of multiphysics problems has grown steadily in recent years. This development is due to both the permanent increase of IT resources and the considerable progress made in modeling, mathematical and numerical analysis of many probl...
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Mariane Rodrigues Rita, Pierre Rossi, Eduardo de Moraes Rego Fairbairn and Fernando Luiz Bastos Ribeiro
This paper presents an extension of the validation domain of a previously validated three-dimensional probabilistic semi-explicit cracking numerical model, which was initially validated for a specific concrete mix design. This model is implemented in a f...
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Shining Lyu, Youshan Gao, Aihong Wang and Yiming Hu
In this research, a multi-scale representative volume element method is introduced that combines the temperature and stress fields to analyze the force field distribution around microcracks in low-carbon steel using a combination of molecular dynamics an...
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Mohammad Milad Salamttalab, Behnam Parmas, Hedi Mustafa Alee, Farhad Hooshyaripor, Ali Danandeh Mehr, Hamidreza Vosoughifar, Seyed Abbas Hosseini, Mohsen Maghrebi and Roohollah Noori
This study proposes a numerical model for depth-averaged Reynolds equations (shallow-water equations) to investigate a dam-break problem, based upon a two-dimensional (2D) second-order upwind cell-centre finite volume method. The transportation terms wer...
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Libin Du, Yongchao Cui, Yanqun Ma, Jie Liu and Zezheng Liu
The pendulum-tuned mass damper (PTMD) is a widely used vibration-damping device capable of transferring and dissipating structural vibration energy, resulting in reduced structural amplitude, and offering both structural and performance advantages. Given...
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Souhail Maazioui, Imad Kissami, Fayssal Benkhaldoun and Driss Ouazar
In this paper, an innovative methodology to handle the numerical simulation of viscoplastic flows is proposed based on a multigrid initialization algorithm in conjunction with the SIMPLE procedure. The governing equations for incompressible flow, which c...
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Wei Zeng, Chao Wang and Jiandong Yang
Hydraulic systems may involve both pipelines and open channels, which challenges the hydraulic transient analysis. In this paper, a method of characteristics (MOC)-finite volume method (FVM) coupling method has been developed with the pipeline modelled u...
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Tiexiang Mo and Guodong Li
Many large-scale water transmission projects, such as China?s South-to-North Water Transfer Project, are hundreds of kilometers long and need real-time regulation applications for management and control. This requires the calculation model to have higher...
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Haiyan Zhang, Cunhui Li, Jilin You, Xiaoping Zhang, Yi Wang, Liping Chen, Qingfei Fu, Baogui Zhang and Yuming Wang
The plume-surface interaction that occurs as a result of a variable-thrust engine exhaust plume impinging on soil during landings is critical for future lunar mission design. Unique lunar environmental properties, such as low gravity, high vacuum, and th...
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Ikha Magdalena, Vivianne Kusnowo, Moh. Ivan Azis and Widowati
In this paper, we investigate wave attenuation caused by mangroves as a porous media. A 1-D mathematical model is derived by modifying the shallow water equations (SWEs). Two approaches are used to involve the existing of mangrove: friction term and diff...
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Ebrahim Alamatian, Sara Dadar and Bojan Ðurin
Dams are one of the most important hydraulic structures. In view of unrecoverable damages occurring after a dam failure, analyzing a dams? break is necessary. In this study, a dam located in Iran is considered. According to adjacent tourist and entertain...
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Hossein Ahmadi, Fouad Kilanehei and Mohammad Nazari-Sharabian
Public supply wells are commonly considered one of the most significant sources of freshwater on Earth. Therefore, potential well water contamination can conceivably be regarded as a crucial issue that is closely correlated with both environmental protec...
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Miguel Uh Zapata, Damien Pham Van Bang and Kim Dan Nguyen
The numerical modeling of sediment transport under wave impact is challenging because of the complex nature of the triple wave?structure?sediment interaction. This study presents three-dimensional numerical modeling of sediment scouring due to non-breaki...
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Wanli Hou, Menglin Ba, Jie Bai and Jianghua Yu
In view of the expansion and directional change mechanisms of Yangtze River water diluted with sea water in the shelf region (also known as Changjiang diluted water [CDW]) during summer and autumn, a three-dimensional hydrodynamic model of the Yangtze Ri...
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Haixuan Ye, Yang Chen and Kevin Maki
For numerical simulations of ship and offshore hydrodynamic problems, it is challenging to model the interaction between the free surface and moving complex geometries. This paper proposes a discrete-forcing immersed boundary method (IBM) to efficiently ...
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Ivan Dubrovskiy,Valeriy Bucharskyi
Pág. 74 - 82
A method of extended cells for the formulation of boundary conditions in the numerical integration of the Euler equations in domains with curvilinear boundaries for the cases of one-dimensional and two-dimensional compressible gas flows has been proposed...
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Ivan Kuznetsov, Alexey Androsov, Vera Fofonova, Sergey Danilov, Natalja Rakowsky, Sven Harig and Karen Helen Wiltshire
A newly developed coastal model, FESOM-C, based on three-dimensional unstructured meshes and finite volume, is applied to simulate the dynamics of the southeastern North Sea. Variable horizontal resolution enables coarse meshes in the open sea with refin...
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Youssef El Halal, Crístofer H. Marques, Luiz A. O. Rocha, Liércio A. Isoldi, Rafael de L. Lemos, Cristiano Fragassa and Elizaldo D. dos Santos
In the present work it is performed a numerical study for simulation of turbulent air and water flows in a nozzle based on the Coanda effect named H.O.M.E.R. (High-Speed Orienting Momentum with Enhanced Reversibility). The main purposes of this work are ...
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Guler Bengusu Tezel, Kerim Yapici, Yusuf Uludag
Pág. 190 - 199
The confined flow of a Newtonian fluid around a square cylinder mounted in a rectangular channel was investigated both numerically and experimentally. Ratio between the pipe and channel height, the blockage ratio, is kept constant at 1/4. The flow variab...
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