Results 1 to 10 of about 36,079 (287)

Evaluation of the Parameters of the Dispersed Stream Generated by Various Types of Water Nozzles [PDF]

open access: yesSafety & Fire Technology, 2023
Aim: The purpose of the research was to determine the parameters of the micro- and macro-structure of the streams generated by nozzles of different types, and to identify potential applications of the tested water nozzles, including firefighting and air ...
Wiktor Wąsik
doaj   +1 more source

Performance of Drift-Reducing Nozzles in Controlling Small Weed Seedlings with Contact Herbicides

open access: yesAgronomy, 2023
In many EU countries, spray applications should comply with increasingly stringent requirements regarding the drift reduction class of spray nozzles. Many farmers fear that the use of drift-reducing nozzles producing coarse droplet spectra may compromise
Benny De Cauwer   +5 more
doaj   +1 more source

Effect of Nozzle Type and Adjuvants on Spray Coverage on Apple Leaves

open access: yesAgronomy, 2021
Three non-ionic adjuvants, Agral, Silwet, and Greemax, at three concentrations, were applied on apple leaves with the use of hollow cone nozzles (TR) and air-induction nozzles (ID) to verify the assumption that adjuvants may improve spray coverage ...
Ryszard Hołownicki   +4 more
doaj   +1 more source

Average Degree of Coverage and Coverage Unevenness Coefficient as Parameters for Spraying Quality Assessment

open access: yesAgriculture, 2021
The purpose of the research was to determine the influence of selected factors on the average degree of coverage and uniformity of liquid spray coverage using selected single and dual flat fan nozzles.
Beata Cieniawska, Katarzyna Pentos
doaj   +1 more source

SPECTRUM AND VELOCITY OF DROPLETS OF SPRAY NOZZLES WITH AND WITHOUT AIR INDUCTION [PDF]

open access: yesEngenharia Agrícola, 2018
The aim of this study was to evaluate the spectrum and the velocity of droplets produced by nozzles with and without air induction, under different pressures and flow rates.
Jorge A. L. França   +2 more
doaj   +2 more sources

Numerical Study of Spray-Induced Turbulence Using Industrial Fire-Mitigation Nozzles

open access: yesEnergies, 2021
A numerical investigation of the spray-induced turbulence generated from industrial spray nozzles is carried out to better understand the roles of the nozzle spray on the fires or explosions in different accidental scenarios.
Guodong Gai   +4 more
doaj   +1 more source

Smartphone image-based framework for quick, non-invasive measurement of spray characteristics

open access: yesSmart Agricultural Technology, 2023
Agricultural spray nozzles are small yet key components for delivering agrochemicals to the target surface. Their complexity demands specific assessment to guarantee the spray quality.
Vinicius dos Santos Carreira   +4 more
doaj   +1 more source

Control of conyza bonariensis with glyphosate associated to adjuvants applied with different spray nozzles

open access: yesBioscience Journal, 2017
The study aimed to evaluate the control of C. bonariensis in delayed post-emergence stage using different spray nozzles and solutions with and without adjuvants; and to verify the occurrence of resistance to glyphosate, determining the dose-response ...
Tiago Lima do Espírito Santo   +4 more
doaj   +3 more sources

Experimental study on atomization characteristics of two common spiral channel pressure nozzles [PDF]

open access: yesE3S Web of Conferences, 2019
Spiral channel pressure nozzles are commonly used pressure nozzles in practical workplaces. In this paper, two kinds of spiral channel type pressure nozzles, namely, spiral hole type and spiral non-porous type, the atomization characteristics and dust ...
Han Han   +5 more
doaj   +1 more source

Evaluationof compact air-induction flat fan nozzles for herbicide applications: Spray drift and biological efficacy

open access: yesFrontiers in Plant Science, 2023
Nozzles are the most critical component of a sprayer for pesticide applications. Recently, air-induction nozzles and twin flat-fan air-induction nozzles have started to be used for herbicide applications. In order to evaluate the potential of compact air-
Shilin Wang   +6 more
doaj   +1 more source

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