Results 21 to 30 of about 61,540 (296)

Isothermal and Near Isothermal Processing of Titanium Alloys

open access: yesDefence Science Journal, 2011
Isothermal and near isothermal forging are specialized metal processing techniques which are used for producing critical aeroengine components out of advanced materials such as titanium alloys. The process can be used to produce net / near net shape components leading to optimum utilization of materials.
T. Raghu, I. I Balasundar, M. Rao
openaire   +1 more source

Calcination thermokinetics of three Brazilian limestones [PDF]

open access: yesCerâmica, 2020
Limestone and lime producers inadvertently generate a considerable amount of fine material during their processing, consequently becoming a great environmental liability.
M. A. C. W. da Silveira   +3 more
doaj   +1 more source

A mathematical analysis of an isothermal tube drawing process

open access: yesAlexandria Engineering Journal, 2020
The aim of this paper is to investigate stability of an isothermal glass tube drawing process through control parameters by the method of linear stability analysis.
A.I.K. Butt, M. Abbas, W. Ahmad
doaj   +1 more source

Natural convection effects on TNT solidification inside a shaped charge mold

open access: yesDefence Technology, 2022
High Explosive Anti-Tank (HEAT) warheads and ammunitions are frequently produced by explosive casting inside an axis-symmetric mold with an inverted conical geometry in the basis. In order to prevent manufacturing defects, the solidification process must
Çiğdem Susantez   +2 more
doaj   +1 more source

Kinetics and mechanism of arsenic sulfides oxidation [PDF]

open access: yesJournal of Mining and Metallurgy. Section B: Metallurgy, 2009
The kinetics of oxidation process of realgar and orpiment natural mineral mixture was studied under non-isothermal conditions. The proposed reaction mechanism and chemical transformation investigated by SEM-EDX, XRD and thermal analysis, are discussed ...
Štrbac N.   +4 more
doaj   +1 more source

Effects of Cooling Rate on the Solidification Process of Pure Metal Al: Molecular Dynamics Simulations Based on the MFPT Method

open access: yesMetals, 2022
Isothermal solidification process of pure metal Al was studied by molecular dynamics (MD) simulation using EAM potential. The effects of different cooling rates on the isothermal solidification process of metallic Al were studied.
Xiaohua Chen   +6 more
doaj   +1 more source

Kinetics of the hydrogen reduction process of nickel oxide nanopowder in non-isothermal conditions [PDF]

open access: yesМеталознавство та обробка металів, 2020
In this work the kinetics of the hydrogen reduction process of nickel oxide nanopowder in non-isothermal conditions were studied. NiO nanopowder was prepared in advance by thermal decomposition at 300°C of nickel hydroxide Ni(OH)2. Ni(OH)2 nanopowder was
Tien Hiep Nguyen
doaj   +1 more source

Effect of Isothermal Treatment on Microstructure and Properties of Mg-3Al-2Ca-2Nd Alloy

open access: yesJournal of Harbin University of Science and Technology, 2018
The microstructure and mechanical properties of Mg-3Al-2Ca-2Nd alloy as-cast and isothermal treated were studied by using XRD,OM,SEM,EDS and universal tensile testing machine.
WANG Kai-feng   +5 more
doaj   +1 more source

Design of air nozzle for air curtains [PDF]

open access: yesEPJ Web of Conferences, 2022
The procedure, which is used in the design of the air nozzle intended to be used on air curtain, is described in this work. The present work is focused on the isolated flow of one air nozzle, while next work will continue with air nozzles constellation ...
Žižkovsky Nikola, Drábek Armand
doaj   +1 more source

Non-isothermal Moving-boundary Model for Food Drying

open access: yesChemical Engineering Transactions, 2021
Mathematical modeling of food drying represents a key research topic. Drying is one of the most used processes in food technology. It is a complex process in which water concentration changes are very often associated with volume and structural ...
Antonio Brasiello   +2 more
doaj   +1 more source

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