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The action of temporal modulation of an interfacial heat consumption on nonlinear Marangoni waves in the presence of gravity
European Journal of Mechanics - B/Fluids ( IF 2.6 ) Pub Date : 2020-05-27 , DOI: 10.1016/j.euromechflu.2020.05.013
Ilya Simanovskii , Alexander Nepomnyashchy , Antonio Viviani , Frank Dubois

The longwave oscillatory Marangoni convection in a horizontal two-layer film heated from above, in the presence of an interfacial heat consumption, is considered. The effect of gravity is taken into account. The action of a time-periodic parameter modulation on the nonlinear Marangoni waves is investigated. The problem is studied numerically in the framework of longwave amplitude equations. The alternating rolls patterns and the oscillating squares have been found. In some intervals of the modulation frequency the phenomenon of synchronization has been observed.



中文翻译:

重力作用下界面热耗的时间调制对非线性马兰戈尼波的作用

考虑到存在界面热消耗的情况下,从上方加热的水平两层薄膜中的长波振荡Marangoni对流。考虑重力的影响。研究了时间周期参数调制对非线性马兰戈尼波的作用。在长波振幅方程的框架内对该问题进行了数值研究。已经发现了交替的辊型和摆动的方格。在调制频率的某些间隔中,已经观察到同步现象。

更新日期:2020-05-27
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