| | | | | Scaled Boundary Finite Element Analysis of Wave Passing A Submerged Breakwater | | | 曹凤帅;滕斌 | | | The scaled boundary finite element method (SBFEM) is a novel semi-analytical technique combining the advantage of the finite element method (FEM) and the boundary element method (BEM) with its unique properties. In this paper, the SBFEM is used for computing wave passing submerged breakwaters, and the reflection coefficient and transmission coefficient are given for the case of wave passing by a rectangular submerged breakwater, a rigid submerged barrier breakwater and a trapezium submerged breakwater in a constant water depth. The results are compared with the analytical solution and experimental results. Good agreement is obtained. Through comparison with the results using the dual boundary element method (DBEM), it is found that the SBFEM can obtain higher accuracy with fewer elements. Many submerged breakwaters with different dimensions are computed by the SBFEM, and the changing character of the reflection coefficient and the transmission coefficient are given in the current study.
【作者单位】：State Key Laboratory of Coastal and Offshore Engineering Dalian University of Technology;State Key Laboratory of Coastal and Offshore Engineering Dalian University of Technology;Dalian 116024 China;Dalian 116024 China
【基金】：This research wasfinanciallysupported bythe National Natural Science Foundation of China(Grant No.50639030);a Programfor Changjiang Scholars;Innovative Research Teamin Dalian University of Technology(Grant No.IRTO420)
【分类号】：TV139.2
【DOI】：CNKI:SUN:CHIU.0.2008-02-006
【正文快照】：
1.IntroductionThe scaled boundaryfinite element method(SBFEM)is a novel semi-analytical technique,com-biningthe advantage of the finite element method(FEM)and the boundary element method(BEM)withits unique properties.Itis originallyestablished by Wolf and… | | |
| | |  推荐 CAJ下载  PDF下载 | | | CAJViewer7.0阅读器支持所有CNKI文件格式，AdobeReader仅支持PDF格式 | | | | Scaled Boundary Finite Element Analysis of Wave Passing A Submerged Breakwater | | | CAO Feng-shuai and TENG Bin 1State Key Laboratory of Coastal and Offshore Engineering;Dalian University of Technology;Dalian 116024;China | | | The scaled boundary finite element method (SBFEM) is a novel semi-analytical technique combining the advantage of the finite element method (FEM) and the boundary element method (BEM) with its unique properties. In this paper, the SBFEM is used for computing wave passing submerged breakwaters, and the reflection coefficient and transmission coefficient are given for the case of wave passing by a rectangular submerged breakwater, a rigid submerged barrier breakwater and a trapezium submerged breakwater in a constant water depth. The results are compared with the analytical solution and experimental results. Good agreement is obtained. Through comparison with the results using the dual boundary element method (DBEM), it is found that the SBFEM can obtain higher accuracy with fewer elements. Many submerged breakwaters with different dimensions are computed by the SBFEM, and the changing character of the reflection coefficient and the transmission coefficient are given in the current study.
【Keyword】：scaled boundary finite element method (SBFEM);potential flow;wave action;submerged breakwater;reflection coefficien;transmission coefficient |
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