A Numerical Study of Geometry’s Impact on the Thermal and Mechanical Properties of Periodic Surface Structures

The paper focuses on thermal and mechanical analysis of Periodic Surface Structure (PSS). PSS is a continuous surface with a specific topology that is mathematically formulated by geometric factors. Cubic P-surface (“primitive”), D-surface (“diamond”), and G-surface (“gyroid”) structures were simula...

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Main Authors: Elzbieta Gawronska, Robert Dyja
Format: Article
Language:English
Published: MDPI AG 2021-01-01
Series:Materials
Subjects:
Online Access:https://www.mdpi.com/1996-1944/14/2/427
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author Elzbieta Gawronska
Robert Dyja
author_facet Elzbieta Gawronska
Robert Dyja
author_sort Elzbieta Gawronska
collection DOAJ
description The paper focuses on thermal and mechanical analysis of Periodic Surface Structure (PSS). PSS is a continuous surface with a specific topology that is mathematically formulated by geometric factors. Cubic P-surface (“primitive”), D-surface (“diamond”), and G-surface (“gyroid”) structures were simulated under load and heat transport using a numerical approach. We conducted our study by solving the stress and heat equations using the Finite Element Method (FEM). We achieved results using our software module, which generates PSS and simulates stress and temperature distribution. The stress model defined by dependence between stress and strain, gained from an experiment, and correlation of strain and displacement, gained from geometric conditions, was used in numerical experiments. The influence of geometric factors on the thermal and mechanical behavior of PSS was qualitatively determined. We showed decreasing effective stress values with an increased number of cells in the cubic domain for concerned PSS. It is important, because the increase in the number of cells does not increase the structure’s volume.
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spelling doaj.art-435c3f8c85824866a05aeca5b6f544ad2023-12-03T13:31:04ZengMDPI AGMaterials1996-19442021-01-0114242710.3390/ma14020427A Numerical Study of Geometry’s Impact on the Thermal and Mechanical Properties of Periodic Surface StructuresElzbieta Gawronska0Robert Dyja1Faculty of Mechanical Engineering and Computer Science, Czestochowa University of Technology, Dabrowskiego 69, 42-201 Czestochowa, PolandFaculty of Mechanical Engineering and Computer Science, Czestochowa University of Technology, Dabrowskiego 69, 42-201 Czestochowa, PolandThe paper focuses on thermal and mechanical analysis of Periodic Surface Structure (PSS). PSS is a continuous surface with a specific topology that is mathematically formulated by geometric factors. Cubic P-surface (“primitive”), D-surface (“diamond”), and G-surface (“gyroid”) structures were simulated under load and heat transport using a numerical approach. We conducted our study by solving the stress and heat equations using the Finite Element Method (FEM). We achieved results using our software module, which generates PSS and simulates stress and temperature distribution. The stress model defined by dependence between stress and strain, gained from an experiment, and correlation of strain and displacement, gained from geometric conditions, was used in numerical experiments. The influence of geometric factors on the thermal and mechanical behavior of PSS was qualitatively determined. We showed decreasing effective stress values with an increased number of cells in the cubic domain for concerned PSS. It is important, because the increase in the number of cells does not increase the structure’s volume.https://www.mdpi.com/1996-1944/14/2/427mechanical properties of advanced materialsperiodic surface structuressurface thicknessheat distributionstress distributioncomputer simulations
spellingShingle Elzbieta Gawronska
Robert Dyja
A Numerical Study of Geometry’s Impact on the Thermal and Mechanical Properties of Periodic Surface Structures
Materials
mechanical properties of advanced materials
periodic surface structures
surface thickness
heat distribution
stress distribution
computer simulations
title A Numerical Study of Geometry’s Impact on the Thermal and Mechanical Properties of Periodic Surface Structures
title_full A Numerical Study of Geometry’s Impact on the Thermal and Mechanical Properties of Periodic Surface Structures
title_fullStr A Numerical Study of Geometry’s Impact on the Thermal and Mechanical Properties of Periodic Surface Structures
title_full_unstemmed A Numerical Study of Geometry’s Impact on the Thermal and Mechanical Properties of Periodic Surface Structures
title_short A Numerical Study of Geometry’s Impact on the Thermal and Mechanical Properties of Periodic Surface Structures
title_sort numerical study of geometry s impact on the thermal and mechanical properties of periodic surface structures
topic mechanical properties of advanced materials
periodic surface structures
surface thickness
heat distribution
stress distribution
computer simulations
url https://www.mdpi.com/1996-1944/14/2/427
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