Here we propose and analyze a mathematical model that aims to describe the marble sulphation process occurring in a given material. The model accounts for rugosity as well as for damaging effects. This model is characterized by some technical difficulties that seem hard to overcome from a theoretical viewpoint. Therefore, we introduce some physically reasonable modifications in order to establish the existence of a suitable notion of solution on a given time interval. Numerical simulations are presented and discussed, also in view of further research. (c) 2023 Elsevier Ltd. All rights reserved.

A nonlinear model for marble sulphation including surface rugosity and mechanical damage

Grasselli M.;
2023-01-01

Abstract

Here we propose and analyze a mathematical model that aims to describe the marble sulphation process occurring in a given material. The model accounts for rugosity as well as for damaging effects. This model is characterized by some technical difficulties that seem hard to overcome from a theoretical viewpoint. Therefore, we introduce some physically reasonable modifications in order to establish the existence of a suitable notion of solution on a given time interval. Numerical simulations are presented and discussed, also in view of further research. (c) 2023 Elsevier Ltd. All rights reserved.
2023
Bulk-surface PDE system
Damage models
Sulphation phenomena
Existence of a weak solution
Numerical simulations
Finite elements
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Utilizza questo identificativo per citare o creare un link a questo documento: https://hdl.handle.net/11311/1256870
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