Results 11 to 20 of about 107,069 (313)

A choice of the optimum cutting ranges for cutting nozzles a-sd for selection of metallurgical material. [PDF]

open access: yes, 2018
On the market there are plenty of machines for cutting of steel via a mixture of oxygen and flammable gases. Various manufacturers provide several types of torches, cutting nozzles and other equipment in their product range.
Holubják, Jozef   +4 more
core   +1 more source

The Influence of the Spraying Pressure of an Injector Asymmetric Double Nozzle with Variable Flow on Head Fungicide Coverage, Yield, Grain Quality, and Deoxynivalenol Content in Winter Wheat

open access: yesAgronomy, 2020
Spraying parameters are important factors when spraying wheat heads against fusarium head blight (FHB) to control the deoxynivalenol level in the grain and to obtain high and quality yields.
Filip Vučajnk   +8 more
doaj   +1 more source

Improving Homogeneity of 3D-Printed Cementitious Material Distribution for Radial Toolpath

open access: yesFluids, 2023
The 3D cementitious material printing method is an extrusion-based additive manufacturing strategy in which cementitious materials are extruded through a dynamic nozzle system to form filaments.
Mingyang Li   +3 more
doaj   +1 more source

Diagnostics of water sprays for cooling suction air of gas turbine

open access: yesNihon Kikai Gakkai ronbunshu, 2017
Water spray is used for cooling suction air of gas turbine for power augmentation. Cooling efficiency depends on the spraying properties. The aim of this study is to investigate the spray characteristics and the influence of secular change in the spray ...
Keitaro MOTOI   +4 more
doaj   +1 more source

Justification the Number of Spray Tips of the Universal Fan Sprayer

open access: yesСельскохозяйственные машины и технологии, 2020
The authors noted the disadvantages of fan sprayers such as OVH-600 and VP-1, associated with uneven application of pesticides due to the oscillatory motion of the working parts, especially in the junction of adjacent passages.
A. A. Akhmetov   +2 more
doaj   +1 more source

Attenuation of Infrared Radiation When Passing Through a Water Curtain [PDF]

open access: yes, 2017
This article focuses on the interaction of infrared (IR) radiation with water droplets. The main objective of the article is the production of water mist in order of evaluation the reduction in intensity of IR radiation. In the experiments described in
Balner, Dalibor   +2 more
core   +2 more sources

Improved quality of fungicide deposition and coverage of potato leaves using flat fan air-injector nozzle IDK

open access: yesActa Agriculturae Slovenica, 2012
The aim of our experiment was to improve fungicide spray deposition and coverage of potato leaves by using air-injector nozzle types. We used two standard nozzle types - a flat fan nozzle ST and a hollow cone nozzle TR, as well as a couple of air ...
Filip VUČAJNK, Rajko BERNIK
doaj   +1 more source

Construction and evaluation of a hollow cone type nozzle with ceramic nanocomposites [PDF]

open access: yesJournal of Agricultural Machinery, 2015
Introduction: In order to improve the use of pesticides and pesticide consumption and prevent environmental pollution, manufactures and scientists have considered two major trends.
F Amirshaghaghi, H Sharifnasab
doaj   +1 more source

Single-Cycle Impulse from Detonation Tubes with Nozzles [PDF]

open access: yes, 2008
Experiments measuring the single-cycle impulse from detonation tubes with nozzles were conducted by hanging the tubes in a ballistic pendulum arrangement within a large tank.
Cooper, M., Shepherd, J. E.
core   +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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