Results 11 to 20 of about 36,079 (287)

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

Deposition of spray droplets by four spray nozzles and two working pressures

open access: yesRevista Agrogeoambiental, 2023
The deposition of spray droplets on the target can be influenced by the type spray nozzle used, as well as the employed working pressure. Thus, with the commercial availability of new spray nozzles, performance studies with the new models become ...
Jackeline Matos do Nascimento   +4 more
doaj   +1 more source

Relationship between spray characteristics and cooling performance for inlet air cooling of gas turbine

open access: yesNihon Kikai Gakkai ronbunshu, 2020
A suction air cooling by water spray has been used for inlet air of gas turbines. The cooling performance depends on spray characteristics and surrounding conditions.
Asuka TAKATSUKI   +7 more
doaj   +1 more source

Comparison between standard and drift reducing nozzles for pesticide application in citrus: Part I. Effects on wind tunnel and field spray drift [PDF]

open access: yes, 2017
The objective of this study was to evaluate and to compare spray drift potential and field spray drift from pesticide application in citrus orchards carried out mainly comparing standard nozzles with drift reducing nozzles. Two different standard nozzles
Abad, Raquel   +7 more
core   +2 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

Numerical simulation research on arrangement of spray nozzles outside fully mechanized excavation face

open access: yesMeikuang Anquan, 2023
Aiming at the problem of poor spray continuity between the external spray nozzles of the wet dust removal system in the fully mechanized excavation face, the numerical simulation study of the nozzle arrangement was carried out. Firstly, by constructing a
Xiaoyu YANG, Yiliang WANG
doaj   +1 more source

Spray nozzle selection contributes to improved postemergence herbicide crabgrass control in turfgrass

open access: yesItalian Journal of Agronomy, 2021
For optimum postemergence crabgrass (Digitaria spp.) control, a single quinclorac herbicide application could be properly timed and delivered with spray nozzles that produce spray droplets ranging from very coarse (401 - 500 µm) to medium (226 - 325 µm ...
Edward Nangle   +3 more
doaj   +1 more source

Mechanism of droplet-formation in a supersonic microfluidic spray device [PDF]

open access: yes, 2020
Spray drying is an approach employed in automotive, food, and pharmaceutical industries as a robust and cost efficient liquid atomization technique offering direct control over droplet dimensions.
Charmet, Jérôme   +7 more
core   +1 more source

Adenosine Triphosphate Bioluminescence Test of the Nasal Spray Nozzles Attached to an Ear-nose-throat Treatment Unit

open access: yesTokyo Women's Medical University Journal, 2018
To report a proper protocol for cleaning and disinfecting the nozzles attached to ear-nose-throat (ENT) treatment unit, contamination of nasal spray nozzle, nasal speculum, and suction tube before and after use was assessed by adenosine triphosphate (ATP)
Yukie YAMAMURA   +3 more
doaj   +1 more source

Vertical volumetric distribution of an axial fan sprayer on the Brevipalpus phoenicis control

open access: yesPesquisa Agropecuária Tropical, 2016
Spray distribution generated by axial fan sprayer, among other factors, should be critically analyzed, in order to prevent unnecessary costs and environmental contamination.
José Márcio de Souza Júnior   +4 more
doaj   +1 more source

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