Field measurement of ship waves in victoria harbor

被引:7
作者
Chwang, AT [1 ]
Chen, Y [1 ]
机构
[1] Univ Hong Kong, Dept Mech Engn, Hong Kong, Hong Kong, Peoples R China
来源
JOURNAL OF ENGINEERING MECHANICS-ASCE | 2003年 / 129卷 / 10期
关键词
wave measurement; Hong Kong; ship motion; wave spectra;
D O I
10.1061/(ASCE)0733-9399(2003)129:10(1138)
中图分类号
TH [机械、仪表工业];
学科分类号
0802 ;
摘要
Field measurement of ship waves has been carried out in Victoria Harbor of Hong Kong. The wave data were collected at 18 monitoring stations by the underwater pressure/current instrument S4ADW and a floating wave rider TYPE 1156. It is' found that the wave conditions in the study area are predominantly affected by the ship-generated waves under normal weather conditions. By comparing with the wind-generated waves in the open region which are irregular but with dominant directional characteristics, the existing harbor-wave field is much more complex. The irregular ship-wave field is not statistically stationary. It is also found that the ship-wave spectra are either of multiple peaks or have wide crests without distinct peaks.
引用
收藏
页码:1138 / 1148
页数:11
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