渤海三维风生-热盐-潮致Lagrange余流数值计算
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摘要: 笔者基于一种三维斜压浅海Lagrange余流的弱非线性理论,湍粘性系数的处理引进了Richardson数,利用流速分解法,把作为强迫力的潮汐、风和热盐统一在一个模型中,考虑了黄海暖流余脉和黄河径流的影响,诊断计算并获得了渤海三维风生-热盐-潮致Lagrange余环流.同时,给出了潮致Lagrange余环流、风生环流和热盐环流,并且做了比较和分析.对渤海Lagrange余环流的三个主要涡旋形成机制进行了初步的探讨.最后,用实测资料对计算结果进行了检验,显示了结果的合理性.
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