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| 1 | Prediction of the Mooring Force of a 2-D Floating Oil Storage Tank显示文摘A Constrained Interpolation Profile(CIP)-based model is developed to predict the mooring force of a two- dimensional floating oil storage tank under wave conditions, which is validated against to a newly performed experiment. In the experiment, a box-shaped floating oil storage apparatus is used. Computations are performed by an improved CIP-based Cartesian grid model, in which the THINC/SW scheme(THINC: tangent of hyperbola for interface capturing; SW: Slope Weighting), is used for interface capturing. A multiphase flow solver is adopted to treat the water-air-body interactions. The Immersed Boundary Method(IBM) is implemented to treat the body surface. Main attention is paid to the sum force of mooring line and velocity field around the body. It is found that the sum force of the mooring line increases with increasing wave amplitude. The body suffers from water wave impact and large body motions occur near the free surface. The vortex occurs near the sharp edge, i.e., the sharp bottom corners of the floating oil storage tank and the vortex shedding can be captured by the present numerical model. The present model could be further improved by including turbulence model which is currently under development. Comparison between the computational mooring forces and the measured mooring forces is presented with a reasonable agreement. The developed numerical model can predict the mooring line forces very well. | CHU Xinjie DONG Sheng ZHAO Xizeng | 2014 | Journal of Ocean University of China2014,13,6: | 4 |
| 2 | Numerical Simulation of Multi-Directional Random Wave Transformation in a Yacht Port显示文摘This paper extends a prediction model for multi-directional random wave transformation based on an energy balance equation by Mase with the consideration of wave shoaling, refraction, diffraction, reflection and breaking. This numerical model is improved by 1) introducing Wen's frequency spectrum and Mitsuyasu's directional function, which are more suitable to the coastal area of China; 2) considering energy dissipation caused by bottom friction, which ensures more accurate results for large-scale and shallow water areas; 3) taking into account a non-linear dispersion relation. Predictions using the extended wave model are carried out to study the feasibility of constructing the Ai Hua yacht port in Qingdao, China, with a comparison between two port layouts in design. Wave fields inside the port for different incident wave directions, water levels and return periods are simulated, and then two kinds of parameters are calculated to evaluate the wave conditions for the two layouts. Analyses show that Layout I is better than Layout II. Calculation results also show that the harbor will be calm for different wave directions under the design water level. On the contrary, the wave conditions do not wholly meet the requirements of a yacht port for ship berthing under the extreme water level. For safety consideration, the elevation of the breakwater might need to be properly increased to prevent wave overtopping under such water level. The extended numerical simulation model may provide an effective approach to computing wave heights in a harbor. | JI Qiaoling DONG Sheng ZHAO Xizeng ZHANG Guowei | 2012 | Journal of Ocean University of China2012,11,3: | 3 |
| 3 | Investigation of the interaction between acridine orange and bovine serum albumin 显示文摘 | Feng Xizeng Lin Zhang Yang Linjin | 1998 | Talanta1998,47,: | 1 |
| 4 | A dual detector approach fur X-ray attenuation and phase imaging 显示文摘 | Wu Xizeng Liu Hong | 2004 | Journal of X-Ray Science and Technology2004,12,1: | 1 |
| 5 | Poplar in wetland agroforestry: a case study of ecological benefits, site productivity, and economics显示文摘 | Shengzuo Fang Xizeng Xu Xiang Yu Zhengcai Li | 2005 | Wetlands Ecology and Management2005,,1: | 1 |
| 6 | Surgical treatment for carcinoma of the esophagus in the elderly patient显示文摘 | Xijiang Z Xizeng Z Xishan H | 1999 | Ann Thorac Cardiovasc Surg1999,5,3: | 1 |
| 7 | Poplar in wetland agroforestry: a case study of ecological benefits, site productivity, and economics显示文摘 | Slaengzuo Fang Xizeng Xu Xiang Yu | 2005 | Wetlands Ecology and Management2005,,13: | 1 |
| 8 | Phase-space formulation for phase-contrast X-ray imaging显示文摘 | WU XIZENG LIU HONG | 2005 | Applied Optics2005,44,28: | 1 |
| 9 | CFD modeling of distorted free surface flow 显示文摘 | ZHAO Xizeng | 2013 | Journal of Zhejiang university: engineering science2013,47,8: | 1 |
| 10 | Investigationof the interaction between acridine orange and bovine ser-um albumin 显示文摘 | Feng Xizeng Lin Zhang Yang Linjin | 1998 | Talanta1998,47,5: | 1 |
| 11 | Contrast and dose with Mo-Mo, Mo-Rh and Rh-Rh target-filter combinations in mammography显示文摘 | Gingold EL Xizeng W Barnes GT | 1995 | Radiology1995,195,: | 1 |
| 12 | Poplar in wetland agroforestry:A case study of ecological benefits,site productivity,and economics显示文摘 | SHENGZUO FANG XIZENG XU XIANG YU | 2005 | Wetland Ecology and Management2005,13,: | 1 |
| 13 | Poplar in wetland agoforestry: a Case Study for Its Ecological Benefits,Site Pmduaivity and Economics 显示文摘 | Shengzuo Fang Xizeng Xu Xiang Yu | 2005 | Wedand Ecology and Management2005,13,: | 1 |
| 14 | Polar in wetland agroforestry: a case study of ecological benefits, site productivity and Economics 显示文摘 | Shengzuo Fang Xizeng Xu Xiang Yu | 2005 | Wetlands Ecology and Management2005,13,: | 1 |
| 15 | Surgical treatment for carcinoma of the esophagus in the elderly patient 显示文摘 | Xijiang Z Xizeng Z Xishan H | 1999 | Ann Thorac Cardiovasc Surg1999,5,3: | 1 |
| 16 | A general theoretical formalism for X-ray phase contrast imaging显示文摘 | Wu Xizeng Liu Hong | 2003 | Journal of X-ray Science and Technology2003,11,1: | 1 |
| 17 | A new theory of phase-contrast X-ray imaging based on Wigner distributions 显示文摘 | Wu Xizeng Liu Hong | 2004 | Medical Physics2004,31,9: | 1 |
| 18 | Transcriptome profiling,molecular biological and physiological studies reveal a major role for ethylene in cotton fiber cell elongation显示文摘 | Shi Yonghui Zhu Shengwei Mao Xizeng | 2006 | Plant Cell2006,18,3: | 1 |
| 19 | A general theoretical formalism for X-ray phase contrast imaging显示文摘 | Wu Xizeng Liu Hong | 2003 | Journal of X-Ray Science and Technology2003,11,1: | 1 |
| 20 | Clarification of aspects in in-line phase-sensitive X-ray imaging 显示文摘 | Wu Xizeng Liu Hong | 2007 | Medical Physics2007,34,2: | 1 |