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Dann De la Torre, Veneranda Garcés-Chávez, Juan De Dios Sanchez-Lopez, Kevin A. O?Donnell, Juan Ivan Nieto-Hipólito and Rosario Isidro Yocupicio-Gaxiola
In this work, we report an optofluidic system for manipulation of orientation of zeolite crystals near the bottom of a rectangular cross-sectional, straight, quartz microfluidic channel. Manipulation is accomplished by using two computer-controlled syrin...
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Satoshi Matsuda and Tokihiro Katsui
The Reynolds-averaged Navier?Stokes (RANS)-based computational fluid dynamics (CFD) calculation using a two-equation turbulence model, such as the k?omega shear-stress transport (SST) model, is a mainstream method with sufficient accuracy for the estimat...
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Guanghua He, Hongfei Xie, Zhigang Zhang and Shuang Liu
A numerical model is developed to investigate the hydrodynamic characteristics of a moving submarine induced by internal solitary waves (ISWs) in continuously stratified fluids. A new numerical scheme for the generation of ISWs with a current is proposed...
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Bo Yang, Sami Kaidi and Emmanuel Lefrançois
The bending section of the restricted channel is one of the most accident-prone areas for inland ships, but few clear investigations on the curvature effect have been conducted till now. Therefore, this paper presents numerical research of the curvature ...
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Xiaoguo Zhou, Qingdian Jiang, Yan Wang, Linfeng Chen, Shuqi Wang and Kunpeng Wang
This paper presents the characteristics of the heave motion responses and hydrodynamic forces of a horizontal floating circular cylinder during a wave?current interaction. A two-dimensional numerical model based on the CFD (Computational Fluid Dynamics) ...
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Qian Li, Yu Cao, Boyang Li, David M. Ingram and Aristides Kiprakis
The remotely operated vehicles (ROVs) are important to provide the technology support for both the traditional offshore structures and rapidly-growing renewable energy facilities during their full-lifecycles, such as site survey, installation, inspection...
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Rasul Niazmand Bilandi, Simone Mancini, Luigi Vitiello, Salvatore Miranda and Maria De Carlini
In the current article, the hydrodynamic forces of single-stepped planing hulls were evaluated by an analytical method and compared against towing tank tests. Using the 2D + T theory, the pressure distribution over the wedge section entering the water an...
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Rasul Niazmand Bilandi, Simone Mancini, Luigi Vitiello, Salvatore Miranda and Maria De Carlini
In the current article, the hydrodynamic forces of single-stepped planing hulls were evaluated by an analytical method and compared against towing tank tests. Using the 2D + T theory, the pressure distribution over the wedge section entering the water an...
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Rasul Niazmand Bilandi, Simone Mancini, Luigi Vitiello, Salvatore Miranda and Maria De Carlini
In the current article, the hydrodynamic forces of single-stepped planing hulls were evaluated by an analytical method and compared against towing tank tests. Using the 2D + T theory, the pressure distribution over the wedge section entering the water an...
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Anargyros S. Mavrakos, Dimitrios N. Konispoliatis and Spyridon A. Mavrakos
The present contribution aims at presenting a semi-analytical solution methodology of the linear hydrodynamic diffraction and radiation problems induced by two coaxial moonpool-type floaters subjected to incident waves. The flow field around the floaters...
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Xifeng Gao, Zengwei Xu, Wanhai Xu and Ming He
Laboratory tests were carried out to investigate the cross-flow (CF) dynamic responses and hydrodynamic forces of a flexible pipe that subjected to vortex-induced vibration (VIV). The pipe had a critical mass ratio of 0.54 and an aspect ratio of 181.8. T...
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Peng Zhang, Teng Zhang and Xin Wang
A new three-dimensional (3D) time-domain panel method is developed to solve the ship hydrodynamic problem and motions. For an advancing ship with a constant forward speed in regular waves, the ship?s hull can be discretized and processed into a number of...
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Changzhe Chen, Lu Zou, Zaojian Zou and Haipeng Guo
Propeller modeling in virtual captive model tests is crucial to the prediction accuracy of ship maneuvering motion. In the present study, the Computational Fluid Dynamics (CFD) method with two propeller modeling methods, Sliding Mesh (SM) and Multiple Re...
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Changqing Jiang, Ould el Moctar and Thomas E. Schellin
Within the framework of Space@Sea project, an articulated modular floating structure was developed to serve as building blocks for artificial islands. The modularity was one of the key elements, intended to provide the desired flexibility of additional d...
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Mohammed Arab Fatiha, Benoît Augier, François Deniset, Pascal Casari and Jacques André Astolfi
In this work, a collaborative experimental study has been conducted to assess the effect an imposed internal pressure has on the controlling the hydrodynamic performance of a compliant composite hydrofoil. It was expected that the internal pressure toget...
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Can Zhang, Hao Tang, Nyatchouba Nsangue Bruno Thierry, Liqiang Yin, Feng Zhang, Meixi Zhu, Chenxu Shan, Liuxiong Xu and Fuxiang Hu
The grid is a crucial component in constructing grid-type bycatch reduction devices. The grid?s structural characteristics and orientation significantly impact the hydrodynamic characteristics and efficacy of the separation device. Therefore, it is essen...
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Hongwei An, Xiaoyuan Hu, Scott Draper, Liang Cheng, Binsar Lubis and Mehrdad Kimiaei
A physical model testing method to determine the hydrodynamic force coefficients of an object is proposed and applied to an articulated concrete mattress placed on a flat surface under steady current condition. The test setup, which comprises of a pulley...
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Zhen Ren, Jianhua Wang and Decheng Wan
Planar motion mechanism (PMM) tests provide a means of obtaining the hydrodynamic derivatives needed to assess ship maneuverability properties. In this paper, the self-developed computational fluid dynamic (CFD) solver based on the open source code platf...
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Haicheng Yu, Yi Xia, Jialong Jiao and Huilong Ren
The hydroelastic vibrational responses of a large ship sailing in regular and irregular head waves are investigated numerically and experimentally. A 3D time-domain nonlinear hydroelastic mathematical model is established in which the hydrostatic restori...
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Zhongchi Liu, Shan Wang and C. Guedes Soares
The mooring force in a fish cage array subjected to currents and waves is investigated using the finite element method. Firstly, the numerical model of a fish cage array with six gravity cages is built by Ansys/APDL. Collars and bottom rings are simulate...
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