Effect of macromolecular polymer structures on drag reduction in a turbulent channel flow

DOI10.1063/1.1790731zbMath1187.76271OpenAlexW2089555562MaRDI QIDQ3554718

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Publication date: 22 April 2010

Published in: Physics of Fluids (Search for Journal in Brave)

Full work available at URL: http://hdl.handle.net/2027.42/70730

zbMATH Keywords

turbulencechannel flowdrag reductionliquid structurepolymer solutionsnon-Newtonian flowflow visualisationflow measurementlaser velocimetryflow birefringencepolymer structuredoppler measurement

Mathematics Subject Classification ID

Fluid mechanics (76-XX)

Related Items (5)

Velocity and conformation statistics based on reduced Karhunen-Loève projection data from DNS of viscoelastic turbulent channel flow ⋮ Velocity measurement in turbulent boundary layer of drag-reducing surfactant solution ⋮ Theoretical investigation upon Kármán constant and relevance to drag reduction ⋮ High-fidelity measurements in channel flow with polymer wall injection ⋮ A direct comparison of turbulence in drag-reduced flows of polymers and surfactants

Cites Work

• Effectiveness of a drag reducing polymer: Relation to molecular weight distribution and structuring
• Budgets of Reynolds stress, kinetic energy and streamwise enstrophy in viscoelastic turbulent channel flow
• Turbulence statistics in fully developed channel flow at low Reynolds number
• Experiments in turbulent pipe flow with polymer additives at maximum drag reduction

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