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基于信息扩散原理的渤、黄海沿岸风暴潮灾害风险分析 被引量:8
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作者 齐鹏 李明杰 侯一筠 《海洋与湖沼》 CAS CSCD 北大核心 2010年第4期628-632,共5页
根据收集的渤、黄海沿岸主要海洋站(塘沽、羊角沟、烟台、威海、乳山口、青岛和日照)1950年以来各年最高潮位资料(个别站位资料样本较小),应用能优化处理小样本的基于信息扩散原理的模糊风险评估模型,对渤、黄海沿岸各海洋站年最高潮位... 根据收集的渤、黄海沿岸主要海洋站(塘沽、羊角沟、烟台、威海、乳山口、青岛和日照)1950年以来各年最高潮位资料(个别站位资料样本较小),应用能优化处理小样本的基于信息扩散原理的模糊风险评估模型,对渤、黄海沿岸各海洋站年最高潮位的多年一遇极值情况进行了超越概率计算,并与《港口工程技术规范》推荐的极值I型(Gumbel曲线)方法进行比较。除羊角沟站误差3%外,其它站误差均在2%及以下,表明文中基于信息扩散原理的风险评估模型在兼顾小样本条件下所给结果是比较可靠的。这对于潮位等水文实测资料短缺的新建或拟建工程区进行工程水文要素设计重现期的推算将有较好的帮助。 展开更多
关键词 风暴潮灾害 模糊风险评估 信息扩散 渤、黄海沿岸
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Observed characteristics of the North Yellow Sea water masses in summer
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作者 鲍献文 李娜 吴德星 《Chinese Journal of Oceanology and Limnology》 SCIE CAS CSCD 2010年第1期160-170,共11页
In this paper, we characterize the North Yellow Sea (NYS) water masses in summer by analyzing temperature and salinity data surveyed in 2006. The Liaonan Coastal Water is characterized by low salinity westward and s... In this paper, we characterize the North Yellow Sea (NYS) water masses in summer by analyzing temperature and salinity data surveyed in 2006. The Liaonan Coastal Water is characterized by low salinity westward and southward flow paths. The westward path flows parallel to land, turns to the south, then to the southeast adjacent to the mouth of the Lushun River, where it mixes with other coastal water directly to the southwest. It becomes the main source of low salinity water in the deep water area west of 123°E. The high-salinity Lubei Coastal Water is the remnant of the winter Lubei Coastal Water, which is located mostly in a small area between Yantai and Weihai, and does not originate in the Bohai Sea Coastal Water. The two NYS zones demarcated at 123°E have distinctly different temperature and salinity characteristics. There are two high-salinity centers east of 123°E, whereas there is low-salinity water to the west whose temperature and salinity structures are complex, composed of the coastal water south of Chengshantou, the Liaonan Coastal Water and the Bohai Sea Water. 展开更多
关键词 Lubei Coastal Water Liaonan Coastal Water Yellow Sea Coastal Water (YSCW) Bohai SeaWater Yellow Sea Water upwelling near Chengshantou
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