Results 21 to 30 of about 1,385,030 (235)

Phase-field modeling droplet dynamics with soluble surfactants [PDF]

open access: yes, 2010
Using lattice Boltzmann approach, a phase-field model is proposed for simulating droplet motion with soluble surfactants. The model can recover the Langmuir and Frumkin adsorption isotherms in equilibrium.
Zhang, Y.H., Liu, H.
core   +4 more sources

Spray drift and droplet spectrum from dicamba sprayed alone or mixed with adjuvants using air-induction nozzles [PDF]

open access: yesPesquisa Agropecuária Brasileira, 2018
: The objective of this work was to evaluate the spray drift and droplet spectrum of dicamba applied alone or with potential drift-reducing adjuvants, using air-induction flat fan nozzles.
Guilherme Sousa Alves   +2 more
doaj   +1 more source

Drift Potential Characteristics of a Flat Fan Nozzle: A Numerical and Experimental Study

open access: yesApplied Sciences, 2022
This study explores the drift potential characteristics of a flat fan nozzle. The atomization and drift characteristics of fan-shaped pressure nozzles were studied at a spraying height of 0.6 m and a lateral wind speed of 0–6 m/s through a combination of
Juan Wang   +5 more
doaj   +1 more source

Impact of high- and low-vorticity turbulence on cloud–environment mixing and cloud microphysics processes [PDF]

open access: yesAtmospheric Chemistry and Physics, 2021
Turbulent mixing of dry air affects the evolution of the cloud droplet size spectrum via various mechanisms. In a turbulent cloud, high- and low-vorticity regions coexist, and inertial clustering of cloud droplets can occur in low-vorticity regions.
B. Kumar   +5 more
doaj   +1 more source

USE OF ULTRA COARSE DROPLETS AT DIFFERENT SPRAY VOLUMES TO CONTROL WEEDS WITH DICAMBA AND GLYPHOSATE HERBICIDES

open access: yesEngenharia Agrícola, 2022
The use of ultra-coarse droplets for herbicide application reduces the risk of drift but may compromise the coverage and efficacy of the treatment. The objective of this work was to evaluate the use of ultra-coarse droplets, in different spray volumes ...
João P. A. R. da Cunha   +5 more
doaj   +1 more source

Analysis of Volume Distribution and Evaluation of the Spraying Spectrum in Terms of Spraying Quality

open access: yesApplied Sciences, 2020
Assessment of the quality of the operation of agricultural nozzles on the basis of transverse volume distribution and spatial methods of analysis for stream spraying spectra is insufficient, and positive result do not guarantee that the intended and ...
Dariusz Lodwik   +2 more
doaj   +1 more source

The possibilities of droplet spectrum regulation at application of plant protection products

open access: yesResearch in Agricultural Engineering, 2005
Verification of the possibilities of a droplet spectrum regulation due to the change of working pressure, as well as the change of the size of the discharge orifice of a nozzle, was undertaken in laboratory conditions by measurement of the size of a ...
P. Harašta
doaj   +1 more source

Adaptive method of lines for multi-component aerosol condensational growth and CCN activation [PDF]

open access: yesGeoscientific Model Development, 2011
The process of formation of cloud droplets on an ensemble of aerosol particles is modelled by numerous investigators using the method of lines (MOL). The method involves discretisation of the aerosol size spectrum into bins whose positions evolve with ...
S. Arabas, H. Pawlowska
doaj   +1 more source

Simulation of droplet-based microfluidic lab-on-a-chip applications [PDF]

open access: yes, 2011
This paper was presented at the 3rd Micro and Nano Flows Conference (MNF2011), which was held at the Makedonia Palace Hotel, Thessaloniki in Greece.
Henkel, T   +4 more
core   +6 more sources

Effect of angled spray nozzle designs on spray distribution and droplet spectrum

open access: yesRevista Ciência Agronômica, 2021
New technologies have been developed to promote uniform, sustainable, safe and effective application of phytosanitary products. In this scenario, spray nozzles of different designs and jet angles can optimize application.
Matheus Mereb Negrisoli   +4 more
doaj   +1 more source

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