Results 1 to 10 of about 198,480 (259)

The Influence of Wetting Agent and Type of Nozzle on Copper Hydroxide Deposit on Sugar Beet Leaves (Beta vulgaris L.)

open access: yesApplied Sciences, 2022
Protective fungicides are sensitive to environmental conditions such as rainfall and solar radiation. Therefore, it is important to prolong the biological activity and fungicide resistance to the above-mentioned factors that can be achieved by adding a ...
Aleksandar Sedlar   +7 more
doaj   +1 more source

Impact of Operating Parameters on the Production of Nanoemulsions Using a High-Pressure Homogenizer with Flow Pattern and Back Pressure Control

open access: yesColloids and Interfaces, 2023
The main objective of this study was to establish the relative importance of the main operating parameters impacting the formation of food-grade oil-in-water nanoemulsions by high-pressure homogenization.
Hualu Zhou   +3 more
doaj   +1 more source

Use of the test bench for spray drift assessment under subtropical climate conditions [PDF]

open access: yesRevista Brasileira de Engenharia Agrícola e Ambiental, 2022
As an alternative to the International Organization for Standardization (ISO) method 22866, a method for the field measurement of spray drift was developed in the Department of Agricultural, Forestry and Environmental Economics and Engineering of the ...
Laís M. B. Precipito   +4 more
doaj   +1 more source

Droplet Deposition and Control of Planthoppers of Different Nozzles in Two-Stage Rice with a Quadrotor Unmanned Aerial Vehicle

open access: yesAgronomy, 2020
Previous studies have confirmed that choosing nozzles that produce coarser droplets could reduce the risk of pesticide spray drift, but this conclusion is based on a large volume of application, and it is easy to ignore how this impacts the control ...
Pengchao Chen   +7 more
semanticscholar   +1 more source

The Role of Sprayer`s Characteristics and Foliar Spraying for Improving the Maize Growth and Yield

open access: yesMaǧallaẗ al-baṣraẗ al-ʻulūm al-zirāʻiyyaẗ, 2020
: The field experiment was performed during the autumn growing season 2019 in Al Khyoot village of the Qurna town which is located at 75 km northern Basrah city centre.
Majid H. Alheidary   +2 more
doaj   +1 more source

Improving the design of nozzles used in zamak high-pressure die-casting process [PDF]

open access: yesFME Transactions, 2021
The injection of light alloys is an activity that requires a high effort on the part of Engineering to maintain its competitiveness. Due to the temperatures used, the wear of the components connected to this manufacturing process is quite intense ...
Sousa V.F.C.   +5 more
doaj   +1 more source

Experimental study on atomization characteristics and dust-reduction performance of four common types of pressure nozzles in underground coal mines

open access: yesInternational Journal of Coal Science & Technology, 2020
Pressure nozzle is commonly used in the dust-reduction techniques by spraying of underground coal mines. Based on the internal structure, the pressure nozzle can be divided into the following types: spiral channel nozzle, tangential flow-guided nozzle ...
Han Han   +3 more
semanticscholar   +1 more source

A new detection method of fluid pulsation inside the oscillation cavity of a self-resonating water jet nozzle

open access: yes工程科学学报, 2015
To obtain characteristic pressure signals in the cavity of a self-resonating water jet nozzle, a detection system was built by using micro high-responsive pressure sensors.
HAN Jian   +4 more
doaj   +1 more source

ASSESSING THE FILTRATION PROCESS OF MEDIA FILTERS FOR MODERN IRRIGATION SYSTEM USING DIFFERENT MEDIA [PDF]

open access: yesJournal of Soil Sciences and Agricultural Engineering, 2013
The media filter is a fundamental techniques for removing any organic sediments as algae, weeds and bacteria or inorganic sediments as clay, sand and solid chemicals that may be present in the water and could cause nozzles and emitter clogging ...
A. F. Hassan
doaj   +1 more source

Validation of the CFD Tools against In-House Experiments for Predicting Condensing Steam Flows in Nozzles

open access: yesEnergies, 2023
The issues addressed in this work concern the condensing steam flows as a flow of a two-phase medium, i.e., consisting of a gaseous phase and a dispersed phase in the form of liquid droplets.
Sima Shabani   +5 more
doaj   +1 more source

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