结合广义射线简正波转换、声场强度干涉结构研究了简正波耦合机理。
We study the mechanism of acoustic normal mode coupling from the aspects of ray-mode transformation and interference structures of acoustic waveguide in the ocean.
本文对比了波动理论、简正波声场和射线模型的声场预报结果,给出了后二种方法的近似程度。
Results of acoustic field prognosis on wave theory, normal model and ray model are compared, and the approximate degree of the later two models is given.
首先,用射线方法和简正波方法对空气中的声源在水下产生的声场进行了分析。
Firstly, the ray method and normal mode method are used to calculate the acoustic field in underwater with the source in the air.
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