A Study on the Correlation between Change in the Geometrical Dimension of a Free-Falling Molten Glass Gob and Its Viscosity

To produce flawless glass containers, continuous monitoring of the glass gob is required. It is essential to ensure production of molten glass gobs with the right shape, temperature, viscosity and weight. At present, manual monitoring is common practice in the glass container industry, which heavily...

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Main Authors: Mazhar Hussain, Mattias O’Nils, Jan Lundgren, Irida Shallari
Formato: Artigo
Idioma:English
Publicado em: MDPI AG 2022-01-01
Colecção:Sensors
Assuntos:
Acesso em linha:https://www.mdpi.com/1424-8220/22/2/661
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author Mazhar Hussain
Mattias O’Nils
Jan Lundgren
Irida Shallari
author_facet Mazhar Hussain
Mattias O’Nils
Jan Lundgren
Irida Shallari
author_sort Mazhar Hussain
collection DOAJ
description To produce flawless glass containers, continuous monitoring of the glass gob is required. It is essential to ensure production of molten glass gobs with the right shape, temperature, viscosity and weight. At present, manual monitoring is common practice in the glass container industry, which heavily depends on previous experience, operator knowledge and trial and error. This results in inconsistent measurements and consequently loss of production. In this article, a multi-camera based setup is used as a non-invasive real-time monitoring system. We have shown that under certain conditions, such as keeping the glass composition constant, it is possible to do in-line measurement of viscosity using sensor fusion to correlate the rate of geometrical change in the gob and its temperature. The correlation models presented in this article show that there is a strong correlation, i.e., 0.65, between our measurements and the projected viscosity.
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spelling doaj.art-41844c4bcf8a447aa9edef649b14cb712023-11-23T15:22:21ZengMDPI AGSensors1424-82202022-01-0122266110.3390/s22020661A Study on the Correlation between Change in the Geometrical Dimension of a Free-Falling Molten Glass Gob and Its ViscosityMazhar Hussain0Mattias O’Nils1Jan Lundgren2Irida Shallari3STC Research Centre, Mid-Sweden University, Holmgatan 10, 85170 Sundsvall, SwedenSTC Research Centre, Mid-Sweden University, Holmgatan 10, 85170 Sundsvall, SwedenSTC Research Centre, Mid-Sweden University, Holmgatan 10, 85170 Sundsvall, SwedenSTC Research Centre, Mid-Sweden University, Holmgatan 10, 85170 Sundsvall, SwedenTo produce flawless glass containers, continuous monitoring of the glass gob is required. It is essential to ensure production of molten glass gobs with the right shape, temperature, viscosity and weight. At present, manual monitoring is common practice in the glass container industry, which heavily depends on previous experience, operator knowledge and trial and error. This results in inconsistent measurements and consequently loss of production. In this article, a multi-camera based setup is used as a non-invasive real-time monitoring system. We have shown that under certain conditions, such as keeping the glass composition constant, it is possible to do in-line measurement of viscosity using sensor fusion to correlate the rate of geometrical change in the gob and its temperature. The correlation models presented in this article show that there is a strong correlation, i.e., 0.65, between our measurements and the projected viscosity.https://www.mdpi.com/1424-8220/22/2/661glass meltglass gobglass containersglass plantimage processingmulti-camera
spellingShingle Mazhar Hussain
Mattias O’Nils
Jan Lundgren
Irida Shallari
A Study on the Correlation between Change in the Geometrical Dimension of a Free-Falling Molten Glass Gob and Its Viscosity
Sensors
glass melt
glass gob
glass containers
glass plant
image processing
multi-camera
title A Study on the Correlation between Change in the Geometrical Dimension of a Free-Falling Molten Glass Gob and Its Viscosity
title_full A Study on the Correlation between Change in the Geometrical Dimension of a Free-Falling Molten Glass Gob and Its Viscosity
title_fullStr A Study on the Correlation between Change in the Geometrical Dimension of a Free-Falling Molten Glass Gob and Its Viscosity
title_full_unstemmed A Study on the Correlation between Change in the Geometrical Dimension of a Free-Falling Molten Glass Gob and Its Viscosity
title_short A Study on the Correlation between Change in the Geometrical Dimension of a Free-Falling Molten Glass Gob and Its Viscosity
title_sort study on the correlation between change in the geometrical dimension of a free falling molten glass gob and its viscosity
topic glass melt
glass gob
glass containers
glass plant
image processing
multi-camera
url https://www.mdpi.com/1424-8220/22/2/661
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