Results 21 to 30 of about 319,321 (204)

Droplet size distributions in liquid–liquid semi-batch Taylor vortex flow

open access: yesAIP Advances, 2020
Optical methods were used to measure droplet size distributions in a liquid–liquid Taylor vortex reactor oriented vertically along its main axis and operated in a semi-batch fashion with continuous feed of the dispersed phase and no feed or removal of ...
Charlton Campbell   +2 more
doaj   +1 more source

Study on the Atomization Characteristics of Flat Fan Nozzles for Pesticide Application at Low Pressures

open access: yesAgriculture, 2021
Spraying is the most widely used means of pesticide application for pest control in agriculture and forestry. The atomization characteristics of the nozzles are directly related to the spray drift, rebound, and deposition.
Shougen Li   +4 more
doaj   +1 more source

Physics of puffing and microexplosion of emulsion fuel droplets [PDF]

open access: yes, 2014
The physics of water-in-oil emulsion droplet microexplosion/puffing has been investigated using high-fidelity interface-capturing simulation. Varying the dispersed-phase (water) sub-droplet size/location and the initiation location of explosive boiling ...
A. Megaritis   +6 more
core   +1 more source

Effect of viscosities of dispersed and continuous phases in microchannel oil-in-water emulsification [PDF]

open access: yes, 2010
Although many aspects of microchannel emulsification have been covered in literature, one major uncharted area is the effect of viscosity of both phases on droplet size in the stable droplet generation regime. It is expected that for droplet formation to
Boom, R.M.   +5 more
core   +2 more sources

Size-Dependent and Property-Independent Passive Microdroplet Sorting by Droplet Transfer on Dot Rails

open access: yesMicromachines, 2018
A fully passive microdroplet sorting method is presented in this paper. On the rails with dot patterns, the droplets were sorted in different ways depending on their size. However, the effect of droplet properties on the threshold size of the sorting was
Dong Hyun Yoon   +3 more
doaj   +1 more source

Cavitation controls droplet sizes in elastic media [PDF]

open access: yesProceedings of the National Academy of Sciences, 2021
Significance Biological cells use liquid-like droplets to partition their proteins spatially. These droplets are typically surrounded by an elastic matrix, like the cytoskeleton or chromatin, but how the matrix affects droplets is unclear. To elucidate this, we introduce a theoretical model describing experiments in a synthetic system.
Estefania Vidal-Henriquez, David Zwicker
openaire   +5 more sources

Continuous Growth of Droplet Size Variance due to Condensation in Turbulent Clouds [PDF]

open access: yes, 2015
We use a stochastic model and direct numerical simulation to study the impact of turbulence on cloud droplet growth by condensation. We show that the variance of the droplet size distribution increases in time as t^{1/2}, with growth rate proportional to
Brandt, Luca   +3 more
core   +2 more sources

Atomized spray droplet size prediction from multi-hole nozzle for direct injection gasoline engines

open access: yesJournal of Fluid Science and Technology, 2017
We investigated atomized spray droplet size from multi-hole nozzles for direct injection gasoline (DIG) engines. Our findings showed that the droplet size can be described by the nozzle-hole geometry. For the DIG engine, adequate spray pattern and finely
Motoyuki ABE, Eiji ISHII, Hideharu EHARA
doaj   +1 more source

Droplet formation in a T-shaped microfluidic junction [PDF]

open access: yes, 2009
Using a phase-field model to describe fluid/fluid interfacial dynamics and a lattice Boltzmann model to address hydrodynamics, two dimensional (2D) numerical simulations have been performed to understand the mechanisms of droplet formation in ...
Liu, Haihu, Zhang, Yonghao
core   +1 more source

Measurement of Sprinkler Droplet Size [PDF]

open access: yesApplied Engineering in Agriculture, 2001
Droplet distributions for rotating spray-plate sprinklers were measured using a laser technology and a flour methodology. In general, both methods produced comparable results. The flour method tended to produce d25, d50 and d75 values that were on the average about 0.20 mm (about 15% of the d 50 value) larger than laser values.
DeBoer, D.W.   +2 more
openaire   +1 more source

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