Acoustic Streaming for process intensification in mini/microfluidics

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PI: Xiaofeng Guo

Students: Chuanyu ZHANG (PhD student)

Collaboration: MSC 7057 UMR CNRS Univ Paris Diderot

 

Figure 1 : experimental images of acoustic induced streaming 

 

 

Abstract

Applying acoustic fields in a mini channel containing sharp edge can enhance heat and mass transfer by locally induced acoustic streaming. 

 

 

 

Figure 2 : experimental setup for visualisation  

 

 

Figure 3 : Fluorescent particles under the effect of acoustic induced streaming around a 115° sharp edge

 

 

Publications

[1] Chuanyu Zhang, Xiaofeng Guo, Philippe Brunet, Maxime Costalonga, Laurent Royon, Acoustic streaming near a sharp structure and its mixing performance characterization, Microfluidics and Nanofluidics (2019) 23: 104. https://doi.org/10.1007/s10404-019-2271-5  fulltext

[2] Chuanyu Zhang, Xiaofeng Guo, Philippe Brunet and Laurent Royon, Experimental study of acoustic induced streaming around sharp edges in a Y-type mixing channel, Acoustofluidics 2018, 29-31 August 2018, Lille, FRANCE

 

  

Grants

-         CEMIP FINMINA, platform for microstructural thermal properties characterization, 2015

-         CSC

 

External links  

Detailed explanation of the acoustic streaming phenomenon by direct visualisation: https://cloud.esiee.fr/s/pMRMTgpEcBwPfWA