<abstract xmlns="http://www.w3.org/1999/xhtml">

<p>Numerical models approximating a kernel shape in wheat cv. Eta were developed with the use of a 3D scanner and applied to analyze selected geometric properties of wheat kernels. Geometric models were built in ScanStudio HD PRO, FreeCAD, and MeshLab programs. Ten geometric models describing the shape of wheat kernels were generated with the use of basic geometric figures and drawing tools in FreeCAD. The geometry of numerical models and geometric models was compared in GOM Inspect. The surface area, volume, and accurate geometric dimensions of the developed models were determined. Deviations in the dimensions of geometric models were mapped. The relative error of surface area measurements was the lowest in solid of revolution obtained by rotating a polygonal chain around an axis at 0.36%. The relative error of measurement reached 4.44% in sphere and around 5% in solid of revolution obtained by rotating two curves around an axis and solid of revolution obtained by rotating three curves around an axis. The relative error of volume measurements was the lowest in rotational ellipsoid (spheroid) and ellipsoid at 3.58% and 4.48%, respectively. The developed geometric models can be used in research and design.</p>
</abstract>

Numerical models approximating a kernel shape in wheat cv. Eta were developed with the use of a 3D scanner and applied to analyze selected geometric properties of wheat kernels. Geometric models were built in ScanStudio HD PRO, FreeCAD, and MeshLab programs. Ten geometric models describing the shape of wheat kernels were generated with the use of basic geometric figures and drawing tools in FreeCAD. The geometry of numerical models and geometric models was compared in GOM Inspect. The surface area, volume, and accurate geometric dimensions of the developed models were determined. Deviations in the dimensions of geometric models were mapped. The relative error of surface area measurements was the lowest in solid of revolution obtained by rotating a polygonal chain around an axis at 0.36%. The relative error of measurement reached 4.44% in sphere and around 5% in solid of revolution obtained by rotating two curves around an axis and solid of revolution obtained by rotating three curves around an axis. The relative error of volume measurements was the lowest in rotational ellipsoid (spheroid) and ellipsoid at 3.58% and 4.48%, respectively. The developed geometric models can be used in research and design.

Modeling the Shape of Wheat Kernels with the Use of Solids of Revolution

Department of Heavy-Duty Machines and Research Methodology

University of Warmia and Mazury in Olsztyn

Agricultural Engineering

This work is licensed under the Creative Commons Attribution 4.0 International License.

{"article-title":"Modeling the Shape of Wheat Kernels with the Use of Solids of Revolution"}

Numerical models approximating a kernel shape in wheat cv. Eta were developed with the use of a 3D scanner and applied to analyze selected geometric properties...

Modeling the Shape of Wheat Kernels with the Use of Solids of Revolution

Published Online: Aug 31, 2023

Page range: 187 - 202

Received: Apr 01, 2023

Accepted: Aug 01, 2023

DOI: https://doi.org/10.2478/agriceng-2023-0014

Keywords
3D scanner, geometric model, wheat kernels, solid of revolution

© 2023 Andrzej Anders, published by Sciendo

This work is licensed under the Creative Commons Attribution 4.0 International License.

Modeling the Shape of Wheat Kernels with the Use of Solids of Revolution

Published Online: Aug 31, 2023

Page range: 187 - 202

Received: Apr 01, 2023

Accepted: Aug 01, 2023

DOI: https://doi.org/10.2478/agriceng-2023-0014

Keywords3D scanner, geometric model, wheat kernels, solid of revolution

© 2023 Andrzej Anders, published by Sciendo

This work is licensed under the Creative Commons Attribution 4.0 International License.

Keywords
3D scanner, geometric model, wheat kernels, solid of revolution