自50年代后期以来国际上对普里兹湾区海洋过程的调查研究不断加强(Zverev,1959,1963;Izvekov,1959),尤其是进入80年代后,由于在现场考察中采用了CTD系统和浮标测流系统,人们对该区海洋过程的认识有了长足的进步。但由于该海区的热盐结...自50年代后期以来国际上对普里兹湾区海洋过程的调查研究不断加强(Zverev,1959,1963;Izvekov,1959),尤其是进入80年代后,由于在现场考察中采用了CTD系统和浮标测流系统,人们对该区海洋过程的认识有了长足的进步。但由于该海区的热盐结构有非常显著的时空变化(Kornilov,1971;Smith et al.,1984;Middleton and Hamphries,1989;乐肯堂等,1996,1997),因而对该海区水团和环流中的若干重要问题。展开更多
Here we use a two-layer model to study the dynamics of the intrusion of the Kuroshio onto the continental shelf. Results show that the interaction of the Kuroshio water and shelf water produces a stable upwelling zone...Here we use a two-layer model to study the dynamics of the intrusion of the Kuroshio onto the continental shelf. Results show that the interaction of the Kuroshio water and shelf water produces a stable upwelling zone above 100 m depth northeast of Taiwan, which provides a dynamical explanation to the presence of the cold core previously observed by satellite. The affected shelf water from the interaction has an onshore portion, which turns right and becomes a northward alongshore flow when it moves closer to shore. This implies that the Kuroshio water cannot penetrate deep onto the inner part of the continental shelf, but it generates a strong northward jet that is formed mainly by the shelf water.展开更多
文摘自50年代后期以来国际上对普里兹湾区海洋过程的调查研究不断加强(Zverev,1959,1963;Izvekov,1959),尤其是进入80年代后,由于在现场考察中采用了CTD系统和浮标测流系统,人们对该区海洋过程的认识有了长足的进步。但由于该海区的热盐结构有非常显著的时空变化(Kornilov,1971;Smith et al.,1984;Middleton and Hamphries,1989;乐肯堂等,1996,1997),因而对该海区水团和环流中的若干重要问题。
基金supported by the National Natural Science Foundation of China(Grant No.41076013)the Major State Basic Research Development Program of China(Grant No.2007CB411800)
文摘Here we use a two-layer model to study the dynamics of the intrusion of the Kuroshio onto the continental shelf. Results show that the interaction of the Kuroshio water and shelf water produces a stable upwelling zone above 100 m depth northeast of Taiwan, which provides a dynamical explanation to the presence of the cold core previously observed by satellite. The affected shelf water from the interaction has an onshore portion, which turns right and becomes a northward alongshore flow when it moves closer to shore. This implies that the Kuroshio water cannot penetrate deep onto the inner part of the continental shelf, but it generates a strong northward jet that is formed mainly by the shelf water.