Results 21 to 30 of about 830,623 (326)

Optimization of Long Charge Heating in a Rotary Furnace [PDF]

open access: yesArchives of Metallurgy and Materials, 2021
Heat consumption and steel loss for scale determine the costs of a heating process. The heating rate influences both. This paper evaluates the heating rate of a long charge made of three various materials, depending on the changes of the furnace ...
B. Hadała   +4 more
doaj   +1 more source

Features tubular furnaces with fan and acoustic grazing flame burners

open access: yesИзвестия высших учебных заведений: Проблемы энергетики, 2017
The paper presents the results of thermal and aerodynamic calculations in radiation chamber tubular furnaces with gas fan and acoustic burners grazing flame within the differential method for thermal calculating furnaces.
D. B. Vafin   +2 more
doaj   +1 more source

Direct Metal Laser Fabrication of Cu Slabs from Powder Precursor: Surface Depth of Melt and Furnace Temperature Issues [PDF]

open access: yes, 2006
A DMLF processing unit based on a raster-scanned 80 W CO2 laser beam has been developed to process single layers of metallic powder precursor. The process chamber provides atmosphere control (high vacuum and inert gas refill) besides temperature ...
Larraín, Tomás   +3 more
core   +1 more source

XAFS analyses of molten metal fluorides [PDF]

open access: yes, 2009
X-ray absorption fine structure studies of molten metal fluorides containing the materials related to nuclear engineering are intensively summarized. By using XAFS spectra data of divalent and trivalent cation metal fluorides in molten state which have ...
Adya, Ashok K.   +4 more
core   +3 more sources

Numerical Calculations of WR-40 Boiler Based on its Zero-Dimensional Model

open access: yesChemical and Process Engineering, 2014
Generally, the temperature of flue gases at the furnace outlet is not measured. Therefore, a special computation procedure is needed to determine it. This paper presents a method for coordination of the numerical model of a pulverised fuel boiler furnace
Hernik Bartłomiej
doaj   +1 more source

Numerical investigation of combustion of biomass, methane, and gasoil fuels and emissions from a furnace chamber

open access: yes, 2016
The aim of this study was to compare gaseous emissions from the combustion of conventional fuels (methane and gasoil) and biomass fuels (wood and peat) by the application of the CFD code FLUENT software in a furnace combustion chamber.
A. Shirneshan, Hossein Jamalvand
semanticscholar   +1 more source

Features of grain drying using solid fuel furnace blocks

open access: yesСельскохозяйственные машины и технологии, 2017
The urgent tasks in agriculture are fuels alternative types use for grain drying and development of drying technical means, including furnace devices on plant refuse.
S. A. Pavlov, A. N. Dadyko
doaj   +1 more source

Modeling of temperature fields in the working chamber of the process furnace for REE synthesis [PDF]

open access: yes, 2016
The results of mathematical modeling of temperature fields in the working chamber of the process furnace for special purposes are shown. Studied laboratory furnace is test equipment, which is used for practicing the stages of the technological process of
Ageev, A. Yu.   +5 more
core   +1 more source

ТРИВИМІРНЕ МОДЕЛЮВАННЯ ЕЛЕКТРОМАГНІТНИХ І ГІДРОДИНАМІЧНИХ ПРОЦЕСІВ У ВІДБИВНІЙ ПЕЧІ ДЛЯ АЛЮМІНІЮ З ЕЛЕКТРОВИХРОВОЮ КАМЕРОЮ

open access: yesПраці Інституту електродинаміки Національної академії наук України
On the basis of the developed mathematical model, a three-dimensional numerical study of electromagnetic and hydrodynamic processes was carried out in a reverberatory melting furnace with an electric vortex chamber in the form of a cylindrical chamber ...
Т.О. Пеньковий   +2 more
doaj   +1 more source

Fuel processing in a swirl flow: numerical modelling of combustion and gasification [PDF]

open access: yesE3S Web of Conferences, 2019
This study presents the concept of a cyclone furnace for coal dust combustion and gasification under conditions of oxy-fuel combustion. A two-chamber design of the cyclone furnace allows for the separation of the process of heating, drying and ...
Zarzycki Robert   +2 more
doaj   +1 more source

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