Verification of mathematical models for calculation of viscosity of molten oxide systems

Verification of mathematical models for calculation of viscosity of molten oxide systems

The subject of this work is the comparison of numerically obtained values of dynamic viscosity using different types of mathematical models and experimentally measured data of viscosity of oxide systems. The ternary system of SiO<sub>2</sub>-CaO-Al<sub>2</sub>O<sub>3<...

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Main Authors: S. Rosypalová, L. Řeháčková, J. Dobrovská, R. Dudek, Ľ. Dobrovský, M. Žaludová, B. Smetana
Format: Article
Language:English
Published: Croatian Metallurgical Society 2014-06-01
Series:Metalurgija
Subjects:
mathematical modelling
viscosity
oxide melts
Online Access:http://hrcak.srce.hr/file/176700
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spelling doaj-d17abfa5df7349a7b91c4d356e89bf172020-11-24T23:12:54ZengCroatian Metallurgical SocietyMetalurgija0543-58461334-25762014-06-01533379382Verification of mathematical models for calculation of viscosity of molten oxide systems S. RosypalováL. ŘeháčkováJ. DobrovskáR. DudekĽ. DobrovskýM. ŽaludováB. SmetanaThe subject of this work is the comparison of numerically obtained values of dynamic viscosity using different types of mathematical models and experimentally measured data of viscosity of oxide systems. The ternary system of SiO<sub>2</sub>-CaO-Al<sub>2</sub>O<sub>3</sub>, which presents simplified base of the casting powders used in technological process, was submitted to the experiment. Experimental research of dynamic viscosity is highly limited by its complexity. That’s why model studies play such an important role in this field. For mathematic calculation of viscosity the NPL model, Iida model and Urbain model were chosen. The results of simulation were compared with the experimentally obtained values of viscosity.http://hrcak.srce.hr/file/176700mathematical modellingviscosityoxide melts
collection DOAJ
language English
format Article
sources DOAJ
author S. Rosypalová
L. Řeháčková
J. Dobrovská
R. Dudek
Ľ. Dobrovský
M. Žaludová
B. Smetana
spellingShingle S. Rosypalová
L. Řeháčková
J. Dobrovská
R. Dudek
Ľ. Dobrovský
M. Žaludová
B. Smetana
Verification of mathematical models for calculation of viscosity of molten oxide systems
Metalurgija
mathematical modelling
viscosity
oxide melts
author_facet S. Rosypalová
L. Řeháčková
J. Dobrovská
R. Dudek
Ľ. Dobrovský
M. Žaludová
B. Smetana
author_sort S. Rosypalová
title Verification of mathematical models for calculation of viscosity of molten oxide systems
title_short Verification of mathematical models for calculation of viscosity of molten oxide systems
title_full Verification of mathematical models for calculation of viscosity of molten oxide systems
title_fullStr Verification of mathematical models for calculation of viscosity of molten oxide systems
title_full_unstemmed Verification of mathematical models for calculation of viscosity of molten oxide systems
title_sort verification of mathematical models for calculation of viscosity of molten oxide systems
publisher Croatian Metallurgical Society
series Metalurgija
issn 0543-5846
1334-2576
publishDate 2014-06-01
description The subject of this work is the comparison of numerically obtained values of dynamic viscosity using different types of mathematical models and experimentally measured data of viscosity of oxide systems. The ternary system of SiO<sub>2</sub>-CaO-Al<sub>2</sub>O<sub>3</sub>, which presents simplified base of the casting powders used in technological process, was submitted to the experiment. Experimental research of dynamic viscosity is highly limited by its complexity. That’s why model studies play such an important role in this field. For mathematic calculation of viscosity the NPL model, Iida model and Urbain model were chosen. The results of simulation were compared with the experimentally obtained values of viscosity.
topic mathematical modelling
viscosity
oxide melts
url http://hrcak.srce.hr/file/176700
work_keys_str_mv AT srosypalova verificationofmathematicalmodelsforcalculationofviscosityofmoltenoxidesystems
AT lrehackova verificationofmathematicalmodelsforcalculationofviscosityofmoltenoxidesystems
AT jdobrovska verificationofmathematicalmodelsforcalculationofviscosityofmoltenoxidesystems
AT rdudek verificationofmathematicalmodelsforcalculationofviscosityofmoltenoxidesystems
AT ldobrovsky verificationofmathematicalmodelsforcalculationofviscosityofmoltenoxidesystems
AT mzaludova verificationofmathematicalmodelsforcalculationofviscosityofmoltenoxidesystems
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