Frictional drag reduction by bubble injection

Y Murai - Experiments in fluids, 2014 - Springer
The injection of gas bubbles into a turbulent boundary layer of a liquid phase has multiple
different impacts on the original flow structure. Frictional drag reduction is a phenomenon …

Optical particle characterization in flows

C Tropea - Annual Review of Fluid Mechanics, 2011 - annualreviews.org
Particle characterization in dispersed multiphase flows is important in quantifying transport
processes both in fundamental and applied research: Examples include atomization and …

Relations between the number of spray droplets and chemiluminescence for Jet A-1 flames stabilized in a gas turbine model combustor

L Krebbers, S Mohammadnejad, A Rostami… - Combustion and …, 2023 - Elsevier
The spatial and temporal relations between the flame chemiluminescence and the number
of droplets for spray flames stabilized in a gas turbine model combustor are investigated …

Review on multi-parameter simultaneous measurement techniques for multiphase flow-Part B: basic physical parameters and phase characteristics

XY Hao, XB Li, HN Zhang, WH Zhang, FC Li - Measurement, 2023 - Elsevier
Multiphase flow, accompany with substance mixing, reaction and heat exchange, etc., is
omnipresent in nature and industrial process. Comprehensive understanding of physics and …

On the morphology of irregular rough particles from the analysis of speckle-like interferometric out-of-focus images

M Brunel, SG Ruiz, J Jacquot, J van Beeck - Optics Communications, 2015 - Elsevier
Using a simplified description, we show that the Fourier transform of the speckle-like out-of-
focus image of an irregular rough particle is given by the 2 dimensional-autocorrelation of …

Coriolis-induced liquid breakup and spray evolution in a rotary slinger atomizer: experiments and analysis

S Sahu, A Chakraborty, D Maurya - International Journal of Multiphase …, 2021 - Elsevier
Understanding the physics of primary liquid breakup process and its correlation with the
evolution of spray characteristics in a rotary slinger atomizer is the goal of the present …

Picosecond pulsed digital off-axis holography for near-nozzle droplet size and 3D distribution measurement of a swirl kerosene spray

Y Wu, L Wang, W Lin, G Song, Y He, X Wu, Z Wang… - Fuel, 2021 - Elsevier
Near-nozzle spray formation determines the spray structure of downstream dilute spray, and
thus plays an important role in evaluating the performance of air blast atomizer. To capture …

Depth from defocus technique applied to unsteady shock-drop secondary atomization

S Sharma, SJ Rao, NK Chandra, A Kumar, S Basu… - Experiments in …, 2023 - Springer
The two-sensor depth from defocus technique for the measurement of drop sizes in a spray
is further developed to achieve higher spatial and temporal resolution, to improve estimates …

Interaction of droplet dispersion and evaporation in a polydispersed spray

S Sahu, Y Hardalupas, A Taylor - Journal of Fluid Mechanics, 2018 - cambridge.org
The interaction between droplet dispersion and evaporation in an acetone spray
evaporating under ambient conditions is experimentally studied with an aim to understand …

Analysis of droplet clustering in air-assist sprays using Voronoi tessellations

S Sahu - Physics of Fluids, 2018 - pubs.aip.org
A comprehensive understanding on the dynamics of droplet clustering in sprays is important
for a wide range of applications ranging from combustion engines to spray drying. Due to …