|
|
|
|
|
Lusheng Jia, Yi Liu, Mengmeng Zhang, Shixiao Fu and Haojie Ren
In this paper, the vortex-induced force characteristics of a flexible riser with buoyancy modules and strakes were experimentally investigated. The strain information caused by vortex-induced vibration (VIV) at different cross-sections on the flexible cy...
ver más
|
|
|
|
|
|
|
|
|
|
|
Omar Belhadj, Hamidou Benzenine, Rachid Saim
Pág. 47 - 55
The use of a solar chimney for ventilation has a very significant environmental and economic impact. The aim of this work is to found the optimum ratio between height and base length in trapezoidal prism-shaped solar chimney. The idea is to give more fle...
ver más
|
|
|
|
|
|
|
|
|
|
|
Mai The Vu, Seong Han Kim, Van P. Nguyen, Nguyen Xuan-Mung, Jiafeng Huang, Dong-Wook Jung and Hyeung-Sik Choi
Underwater vehicles have capacity limits for control inputs, within which their time-optimal trajectories (TOTs) can be formulated. In this study, the fastest trajectory for the depth control of a hybrid underwater glider (HUG) was found using buoyancy e...
ver más
|
|
|
|
|
|
|
|
|
|
|
Wanli Yang, Yang Dou, Junwu Qin, Yuankang Yang, Yuzhi Zhang and Weiyong Zhang
Entrapped air in the chambers of a T-girder bridge generates a considerably large vertical force which is harmful to the safety of the bridge superstructure. The contribution of the entrapped air is not considered when calculating flood force in the rela...
ver más
|
|
|
|
|
|
|
|
|
|
|
Fujun Qi, Jianfang Fei, Zhanhong Ma, Jinrong Chen, Xiaogang Huang and Xiaoping Cheng
This study explored the influence of choosing a nonhydrostatic dynamical core or a hydrostatic dynamical core in the weather research and forecasting (WRF) model on the intensity and structure of simulated tropical cyclones (TCs). A comparison of cloud-r...
ver más
|
|
|
|
|
|
|
|
|
|
|
Guangsheng Wang, Longzai Ge, Tong Yu, Yajing Zhang and Songgui Chen
Based on the failure and instability of different structural transitions of offshore breakwater, this paper provides a basis for understanding the instability mechanism and also provides suggestions for engineering repair. Based on the breakwater project...
ver más
|
|
|
|
|
|
|
|
|
|
|
Oleg A. Druzhinin and Wu-Ting Tsai
This paper presents an algorithm for numerical modeling of bubble dispersion occurring in the near-surface layer of the upper ocean under the action of non-breaking two-dimensional (2D) surface waves. The algorithm is based on a Eulerian-Lagrangian appro...
ver más
|
|
|
|
|
|
|
|
|
|
|
Shueei-Muh Lin, Yang-Yih Chen, Hung-Chu Hsu and Meng-Syue Li
This paper presents a theoretical solution for the dynamic stability of the ocean current turbine system developed in Taiwan. This system is tethered to the sea floor and uses the Kuroshio Current to produce electricity. To maintain the performance of th...
ver más
|
|
|
|
|
|
|
|
|
|
|
Chung-Ru Chao, Wei-Lun Liang and Tsair-Chun Liang
In this paper, a new type of optical fiber tilt sensor based on fiber Bragg grating (FBG) is presented for 2D dual-axis tilt angle sensing. The tilt sensor is composed of two cylindrical floats suspended in water, connected with FBG. When the external en...
ver más
|
|
|
|
|
|
|
|
|
|
|
Shahrouz Mohagheghian, Adam L. Still, Brian R. Elbing and Afshin J. Ghajar
Vertical vibration is known to cause bubble breakup, clustering and retardation in gas-liquid systems. In a bubble column, vibration increases the mass transfer ratio by increasing the residence time and phase interfacial area through introducing kinetic...
ver más
|
|
|
|
|
|
|
|
|
|
|
Souheila Boutebba, Wahiba Kaabar
Pág. 256 - 261
In this work we consider the numerical simulation of heat transfer by natural convection in a horizontal cylindrical cell, filled with nitrogen gas and heated by a tungsten filament situated on its axis. The gas temperature range is from 400K to the enve...
ver más
|
|
|
|
|
|
|
|
|
|
|
Wenxia Sima, Fusheng Guo, Qing Yang and Tao Yuan
To investigate the microphysics mechanism and the factors that influence arc development along a polluted surface, the arc was considered as a plasma fluid. Based on the image method and the collision ionization theory, the electric field of the arc need...
ver más
|
|
|
|
|
|
|
|
|
|
|
Qiao Li, Yue Li, Shuchuang Dong, Yoichi Mizukami, Jialin Han, Takero Yoshida and Daisuke Kitazawa
The labor-intensive catch-hauling method in set-net fisheries faces problems of lower productivity, lower efficiency, and higher operational risk due to aging problem and labor insufficiency. To solve such problems, a novel catch-hauling device using the...
ver más
|
|
|
|
|
|
|
|
|
|
|
Nora Schjøth Bunkholt, Toivo Säwén, Martina Stockhaus, Tore Kvande, Lars Gullbrekken, Paula Wahlgren and Jardar Lohne
Pitched wooden roofs are ventilated through an air cavity beneath the roofing in order to remove heat and moisture from the roof construction. The ventilation is driven by wind pressure and thermal buoyancy. This paper studies ventilation driven by therm...
ver más
|
|
|
|
|
|
|
|
|
|
|
Haocai Huang, Chenyun Zhang, Weiwei Ding, Xinke Zhu, Guiqing Sun and Hangzhou Wang
Floating ocean seismograph (FOS) is a vertical underwater vehicle used to detect ocean earthquakes by observing P waves at teleseismic distances in the oceans. With the requirements of rising to the surface and transmitting data to the satellite in real ...
ver más
|
|
|
|
|
|
|
|
|
|
|
Paolo Viotti, Giuseppe Sappa, Fabio Tatti and Francesca Andrei
Zerovalent iron nanoparticles (nZVI) are becoming one of the most widely recommended nanomaterials for soil and groundwater remediation. However, when nZVI are injected in the groundwater flow, the behavior (mobility, dispersion, distribution) is practic...
ver más
|
|
|
|
|
|