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斜向波浪对半圆型防波堤作用的实验研究
Interaction between oblique waves and semi-circular breakwater
【摘要】 通过正向与斜向波浪对半圆型防波堤(不开孔出水堤)的实验研究,给出了其水力特性及单位堤长所受的无因次水平波浪力、竖向波浪力和波浪浮托力随各主要影响因素的变化规律,特别指出了斜向波浪力可大于正向波浪力及水平波浪力中波谷作用大于波峰作用发生的条件。
【Abstract】 Based on an oblique regular wave physical model test, the hydraulic characteristics of the semi-circular breakwater are studied in this paper. The variation of wave forces including the horizontal wave force, the total vertical wave force and the uplift force applied to the bottom slab on unit length of semi-circular breakwater along with the main effective factors are analyzed. Especially sometimes the trough values of horizontal wave force rather than wave crest values lead to the disruption of the breakwater.
【关键词】 半圆型防波堤;
斜向波;
波浪力;
水力特性;
【Key words】 semi-circular breakwater; oblique wave; wave force; hydraulic characteristics;
【Key words】 semi-circular breakwater; oblique wave; wave force; hydraulic characteristics;
【基金】 国家自然科学基金资助项目(50179005);教育部博士点基金资助项目(2000014118)
- 【文献出处】 海洋工程 ,The Ocean Engineering , 编辑部邮箱 ,2005年01期
- 【分类号】U656.24;TV139.26
- 【被引频次】8
- 【下载频次】207