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化工学报  2015 

小型受限撞击流反应器内混合特征及激励强化

DOI: 10.11949/j.issn.0438-1157.20141811, PP. 2395-2401

Keywords: 混合,传质,流动,激励,小型撞击流反应器,平面激光诱导荧光技术

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Abstract:

利用平面激光诱导荧光技术(planarlaserinducedfluorescence,PLIF)研究了小型受限撞击流反应器(confinedimpingingjetsreactor,CIJR)内混合特征及激励强化,射流入口Reynolds数范围为75~150。研究结果表明,在受限撞击流反应器内,由分离流模式向自持振荡模式转变过程中,两股流体间的混合效果逐渐提升;当流动为分离流模式时,激励能有效地强化两股流体间的混合,而当流动转变为自持振荡模式时,激励对流体混合的影响较小。

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