Results 51 to 60 of about 198,480 (259)

Research on flow field characteristic of close-coupled gas atomizing nozzles

open access: yesFenmo yejin jishu
The atomization nozzle is the core component for the metal powder preparation by close-coupled gas atomization method. The pressure at the tip of the melt delivery tube and the stagnation point is very important for the smooth outflow of the molten metal
BAN Wei   +4 more
doaj   +1 more source

Finite element analysis applied to redesign of submerged entry nozzles for steelmaking

open access: yes, 2011
The production of steel by continuous casting is facilitated by the use of refractory hollow-ware components. A critical component in this process is the submerged entry nozzle (SEN).
Ewing, Helen   +5 more
core   +1 more source

IMPROVEMENT OF SYSTEMS OF TECHNICAL WATER SUPPLY WITH COOLING TOWERS FOR STEAM POWER PLANTS TECHNICAL AND ECONOMIC INDICATORS PERFECTION. Part 1

open access: yesИзвестия высших учебных заведений и энергетических объединенний СНГ: Энергетика, 2016
In order to reduce the temperature of cooling water and increase the efficiency of use of power resources the main directions of modernization of systems of technical water supply with cooling towers at steam power plants are presented.
Yu. A. Zenovich-Leshkevich-Olpinskiy   +2 more
doaj   +1 more source

A Study on the Flow Physics of Altitude Adaptive Nozzles

open access: yes, 2021
Class of rocket nozzles which are capable of changing the effective flow area ratio with change in ambient pressure as it ascends through atmosphere are called altitude adaptive nozzles.
Nair, Prasanth P.   +5 more
core   +1 more source

Orthogonal Optimization Research on Various Nozzles of High-Speed Centrifugal Spinning

open access: yesFrontiers in Bioengineering and Biotechnology, 2022
High-speed centrifugal spinning is a burgeoning method of fabricating nanofibers by use of the centrifugal force field. This article studied four different spinning nozzles, which were called stepped nozzle, conical-straight nozzle, conical nozzle, and ...
Zhiming Zhang   +6 more
doaj   +1 more source

Droplet Size Analysis of Spray Nozzles [PDF]

open access: yes, 2020
In this paper we present laboratory equipment for illustrating the operation of spraying nozzles. It is also suitable for studying the basic processes of spraying and for measuring and evaluating the methods used in the control of sprayers. The equipment
Judit Pásztor   +7 more
core   +1 more source

Research on geometrical parameters effect of fan nozzle jet performance based on orthogonal experiment

open access: yesThe Journal of Engineering, 2018
In order to determine the significance and importance order of the jet performance caused by fan nozzle's geometric parameters of aero-engine online cleaning equipment, the orthogonal experiment method, standard k–ɛ turbulence model and volume of fluid ...
Xudong Shi   +3 more
doaj   +1 more source

SPECTRUM AND VELOCITY OF DROPLETS OF SPRAY NOZZLES WITH AND WITHOUT AIR INDUCTION [PDF]

open access: yesEngenharia Agrícola, 2018
The aim of this study was to evaluate the spectrum and the velocity of droplets produced by nozzles with and without air induction, under different pressures and flow rates.
Jorge A. L. França   +2 more
doaj   +2 more sources

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

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
Xavier Torrent   +7 more
semanticscholar   +1 more source

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