A multifold reduction in the transition Reynolds number, and ultra-fast mixing, in a micro-channel due to a dynamical instability induced by a soft wall

DOI10.1017/JFM.2013.264zbMath1291.76161OpenAlexW2331473791MaRDI QIDQ5165642

V. Kumaran, M. K. S. Verma

Publication date: 30 June 2014

Published in: Journal of Fluid Mechanics (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1017/jfm.2013.264

zbMATH Keywords

instabilitytransition to turbulencemicrofluidics

Mathematics Subject Classification ID

Experimental work for problems pertaining to fluid mechanics (76-05) Turbulent transport, mixing (76F25) Parallel shear flows in hydrodynamic stability (76E05) Transition to turbulence (76F06)

Related Items (13)

Reduced modelling and global instability of finite-Reynolds-number flow in compliant rectangular channels ⋮ Effect of wall deformability on the stability of shear-imposed film flow past an inclined plane ⋮ Effect of viscoelasticity on the soft-wall transition and turbulence in a microchannel ⋮ Transitions to different kinds of turbulence in a channel with soft walls ⋮ Stability of fluid flows coupled by a deformable solid layer ⋮ Purely elastic instabilities in the airways and oral area ⋮ Stability of flow through deformable channels and tubes: implications of consistent formulation ⋮ Stability and the transition to turbulence in the flow through conduits with compliant walls ⋮ Stability of fluid flow through deformable tubes and channels: an overview ⋮ Role of viscoelasticity in instability in plane shear flow over a deformable solid ⋮ Manipulation of interfacial instabilities by using a soft, deformable solid layer ⋮ Consistent formulations for stability of fluid flow through deformable channels and tubes ⋮ Numerical simulation of turbulent channel flow over a viscous hyper-elastic wall

Uses Software

• Differentiation Matrix Suite

Cites Work

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• Optimal energy density growth in Hagen–Poiseuille flow

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