董国海

个人信息Personal Information

教授

博士生导师

硕士生导师

任职 : 海洋油气工程国际合作联合实验室主任

性别:男

毕业院校:大连理工大学

学位:博士

所在单位:建设工程学院

电子邮箱:ghdong@dlut.edu.cn

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NUMERICAL STUDY OF THE FLOW FIELD AROUND FISHING NET

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论文类型:会议论文

发表时间:2013-05-29

收录刊物:EI、CPCI-S、SCIE、Scopus

页面范围:190-201

关键字:Flexible Fishing Net; Flow Field; Porous Media Model; Lumped-mass Model

摘要:A numerical approach is proposed to simulate the interaction between flow and fishing net in steady current. The numerical approach is based on the joint use of the porous media model and the lumped-mass model. The configuration of flexible net can be simulated using the lumped-mass model and the flow field around plane nets can be simulated using the porous media model. Using an appropriate iterative scheme, the fluid-structure coupling problem can be solved and the steady flow field around flexible net is available. In order to validate the numerical approach, the numerical results are compared with the data obtained from the physical model tests. The comparisons show that both the configuration of the flexible nets and flow velocity results are in accordance with that of the corresponding physical model tests.