Results 1 to 10 of about 1,068,150 (256)

Investigation of Spray Angle Measurement Techniques [PDF]

open access: yesIEEE Access, 2019
The in-cylinder fluid-dynamic processes of fuel injection and air entrainment influence the structure and shape of evolving fuel sprays, which can subsequently alter the ignition, combustion, and pollutant formation processes in diesel engines. Different
Irene Ruiz-Rodriguez, Thanos Megaritis
exaly   +4 more sources

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

Effect of Low Ambient Pressure on Spray Cone Angle of Pressure Swirl Atomizer

open access: yesInternational Journal of Aerospace Engineering, 2021
Pressure swirl atomizers are widely used in gas turbine combustor; this paper is aimed at researching the effect of low ambient pressure (0.1 MPa to 0.01 MPa, lower than an atmosphere) on the spray cone angle of pressure swirl atomizer.
Zhengyan Guo   +7 more
doaj   +1 more source

Research on the internal flow and macroscopic characteristics of a diesel fuel injection process.

open access: yesPLoS ONE, 2021
The internal flow and macroscopic spray behaviors of a fuel injection process were studied with schlieren spray techniques and simulations. The injection pressures(Pin)and ambient pressures(Pout)were applied in a wide range.
Hua Xia
doaj   +1 more source

Numerical investigation of the effect of spray angle on emission characteristics of a diesel engine fueled with natural gas and diesel

open access: yesEnergy Reports, 2021
The addition of natural gas (NG) with diesel fuel is an attempt to increase the combustion efficiency of the diesel engine and to reduce nitrogen-based emissions in this investigation.
Ramakrishna Balijepalli   +9 more
doaj   +1 more source

INFLUENCE OF GLYPHOSATE CONCENTRATIONS ON SPRAY SOLUTION PHYSICOCHEMICAL CHARACTERISTICS AND DRIFT POTENTIAL [PDF]

open access: yesEngenharia Agrícola, 2020
The herbicide glyphosate is sprayed with varying application volumes that result in different concentrations used in the spray solutions. Thus, this study aimed to evaluate the effect of glyphosate concentrations on the potential risk of droplet drift ...
Dieimisson P. Almeida   +5 more
doaj   +1 more source

A deep-learning framework for spray pattern segmentation and estimation in agricultural spraying systems

open access: yesScientific Reports, 2023
This work focuses on leveraging deep learning for agricultural applications, especially for spray pattern segmentation and spray cone angle estimation.
Praneel Acharya   +2 more
doaj   +1 more source

Flat Spray Nozzle for Intra-Soil Application of Liquid Mineral Fertilizers

open access: yesActa Technologica Agriculturae, 2023
This paper deals with the investigation of the performance of a nozzle used for intra-soil application of liquid mineral fertilizers (LMF), determination of the range of spray angle, fall angle, droplet size, spray distribution characteristics, and ...
Tanbayev Khozhakeldi   +3 more
doaj   +1 more source

Effects of Injector Spray Angle on Performance of an Opposed-Piston Free-Piston Engine

open access: yesEnergies, 2020
A free-piston engine is a novel internal combustion engine which has the advantages of a variable compression ratio and multi-fuel adaptability. This paper focuses on numerical simulation for combustion process and spray angle optimization of an opposed ...
Qinglin Zhang   +3 more
doaj   +1 more source

Analysis of spray particles entrance of Right-angle cold spray nozzle based on CFD

open access: yesMechanics and Advanced Technologies, 2023
Cold spray technology is a solid-state deposition technology, and the nozzle is an important part of the cold spray system. This article proposes a right-angle nozzle. The characteristic of this nozzle is that it can change the flow direction of the gas 
Kun Tan
doaj   +1 more source

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