Results 1 to 10 of about 248,228 (361)

Optimization Study on Nozzle Selection Based on the Influence of Nozzle Parameters on Jet Flow Field Structure [PDF]

open access: goldApplied Sciences
Currently, the primary method for controlling red tides in the ocean involves spraying water solutions with special chemicals as solutes. High-pressure spraying results in the formation of typical jet structures.
Bin Zhang   +5 more
doaj   +2 more sources

Solar Evaporation System Using Spray Pipe Method [PDF]

open access: yesMATEC Web of Conferences, 2022
Evaporation of water using a spray pipe is required to expand the contact between hot air and water surface so that the rate of evaporation of water becomes faster. Salt production in the case of solar evaporation may take weeks to obtain salt.
Muljani Srie   +2 more
doaj   +1 more source

Numerical investigation of the effect of different parameters on emitted shockwave from bubble collapse in a nozzle [PDF]

open access: yesJournal of Particle Science and Technology, 2021
Cavitation can be extremely beneficial for the first spray breakup and to enhance atomization quality. An Eulerian/Lagrangian approach using Reynolds average Navier-Stokes (RANS) and bubble dynamic equations was used for the prediction of cavitation ...
Miralam Mahdi   +1 more
doaj   +1 more source

Parametric study of the influence of location and extension height of the rod interceptor on jet engine nozzle characteristics

open access: yesВестник Самарского университета: Аэрокосмическая техника, технологии и машиностроение, 2022
Modern aircraft need increased maneuverability to maintain a competitive position. One way to improve this characteristic is to use methods to adjust the thrust vectors of a jet engine nozzle.
K. O. Tishchenko   +2 more
doaj   +1 more source

Influence of Spray Nozzle Operating Parameters on the Fogging Process Implemented to Prevent the Spread of SARS-CoV-2 Virus

open access: yesEnergies, 2021
This article reports the results of a study into the effect of operating parameters on the occurrence and course of gas–liquid two-phase phenomena during the fogging process carried out with the use of a conical pressure-swirl nozzle.
Waldemar Fedak   +9 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

A comprehensive review on materialistic and sustainable approach for drone sanitizations [PDF]

open access: yesE3S Web of Conferences, 2023
Military, law enforcement, surveillance, leisure, scientific, and research have benefited from drones. Recent decades have seen considerable advances in aerial robot structure, working method, flying features, and navigation control, notably small UAVs ...
Kumar Kaushal   +8 more
doaj   +1 more source

Attempt to Increase Step Feed by Adding Ultrasonic Vibrations in Micro Deep Drilling

open access: yesJournal of Advanced Mechanical Design, Systems, and Manufacturing, 2011
In high aspect ratio micro deep drilling, to shorten the machining time while maintaining the tool life, the addition of ultrasonic vibrations to increase the step feed was examined.
Yohei NAMBU   +5 more
doaj   +1 more source

Review of Core Annular Flow

open access: yesEnergies, 2023
With the increasing demand for heavy oil, core annular flow (CAF) is an economical method to transport heavy oil, and many researchers have explored the energy-saving aspects of the CAF method.
Baoshan Xie   +5 more
doaj   +1 more source

Study of a cold spray nozzle throat on acceleration characteristics via CFD [PDF]

open access: yesЖурнал інженерних наук, 2021
Cold spray technology can obtain coatings in a solid state, suitable for deposition protection, repair, and additive manufacturing. In order to further expand the application areas of cold spraying nozzles, especially the inner surface of the components ...
Hu W. J.   +3 more
doaj   +1 more source

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