Berin Šeta
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View article: Subvoxel Control of Fiber Orientation via Multidirectional Shearing in 3D Printing
Subvoxel Control of Fiber Orientation via Multidirectional Shearing in 3D Printing Open
Anisotropy, the characteristic of materials exhibiting different properties based on their direction, is widespread in nature. Conventional manufacturing techniques often fall short in recreating such complex anisotropy. While 3D printing …
View article: Numerical Analysis of Coaxially 3D Printed Lunar Habitats: Integrating Regolith and PCM for Passive Temperature Control
Numerical Analysis of Coaxially 3D Printed Lunar Habitats: Integrating Regolith and PCM for Passive Temperature Control Open
Space research is shifting its focus from low-gravity platforms to Moon and Mars exploration, requiring advanced habitat construction. This paper proposes to integrate the 3D printing of regolith and Phase Change Materials (PCM), with a pa…
View article: A Virtual 3D Printing Framework for Off-Earth Construction
A Virtual 3D Printing Framework for Off-Earth Construction Open
3D printing, due to its digital nature, offers a practical approach to autonomous off-Earth construction by utilizing local materials, thereby reducing the reliance on Earth-based resources and manpower. Implementing large-scale and rapid …
View article: Reducing Displacements in Thermoset 3D-Printed Formwork by Optimizing Ribs and Tie-rod Placement
Reducing Displacements in Thermoset 3D-Printed Formwork by Optimizing Ribs and Tie-rod Placement Open
3D-printed formwork shows great potential for concrete casting, as it can be used for complex shapes while reducing costs, labor, waste, and material usage. However, a significant challenge arises when the formwork exhibits excessive displ…
View article: Subvoxel control of fiber orientation via multidirectional shearing in 3D printing
Subvoxel control of fiber orientation via multidirectional shearing in 3D printing Open
Anisotropy, the characteristic of materials exhibiting different properties based on their direction1,2,3,4, is widespread in nature. Conventional manufacturing techniques5 often fall short in recreating such complex, localized anisotropy6…
View article: Using viscoplastic fluid to suppress part sedimentation in volumetric additive manufacturing
Using viscoplastic fluid to suppress part sedimentation in volumetric additive manufacturing Open
Volumetric additive manufacturing (VAM) presents several advantages, notably reduced printing times and high surface quality. Yet, a persistent challenge is sedimentation during printing, impacting the geometric fidelity of printed objects…
View article: Printing vertical flat surfaces in thermoset big area additive manufacturing
Printing vertical flat surfaces in thermoset big area additive manufacturing Open
In extrusion-based additive manufacturing, achieving high surface quality typically involves using small layer heights to reduce the size of grooves between layers. However, this approach can be both less effective and time-consuming in bi…
View article: MODELLING OF ADDITIVE MANUFACTURING – COMPRESSION MOLDING PROCESS USING COMPUTATIONAL FLUID DYNAMICS
MODELLING OF ADDITIVE MANUFACTURING – COMPRESSION MOLDING PROCESS USING COMPUTATIONAL FLUID DYNAMICS Open
A computational fluid dynamics model has been developed to predict the behavior of a printed strands during a novel material extrusion additive manufacturing and compression molding process. While the traditional additive manufacturing pro…
View article: Numerical modeling of fiber orientation in additively manufactured composites
Numerical modeling of fiber orientation in additively manufactured composites Open
Additive manufacturing has undergone a significant transformation, evolving from a mere prototyping technique to a reliable and proven manufacturing technology that can produce products of varying sizes and materials. The incorporation of …
View article: Non-metallic lightning strike protection coating for wind-turbine blades
Non-metallic lightning strike protection coating for wind-turbine blades Open
The increasing use of Carbon Fiber Reinforced Polymer (CFRP) composites in the wind energy industry presents a challenge concerning lightning strike protection (LSP). Due to their low electrical conductivity, these materials are inferior t…
View article: Computational fluid dynamics modelling and experimental analysis of reinforcement bar integration in 3D concrete printing
Computational fluid dynamics modelling and experimental analysis of reinforcement bar integration in 3D concrete printing Open
A challenge for 3D Concrete Printing is to incorporate reinforcement bars without compromising the concrete-rebar bonding. In this paper, a Computational Fluid Dynamics (CFD) model is used to analyze the deposition of concrete around pre-i…
View article: The “Effect of Marangoni Convection on Heat Transfer in Phase Change Materials” experiment
The “Effect of Marangoni Convection on Heat Transfer in Phase Change Materials” experiment Open
Present as well as future challenges of space exploration point to the need for improved thermal control systems. The “Effect of Marangoni Convection on Heat Transfer in Phase Change Materials” experiment, which is approved by ESA for exec…
View article: Computational analysis of yield stress buildup and stability of deposited layers in material extrusion additive manufacturing
Computational analysis of yield stress buildup and stability of deposited layers in material extrusion additive manufacturing Open
This paper investigates the stability of deformable layers produced by material extrusion additive manufacturing. A Computational Fluid Dynamics (CFD) model is developed to predict the deposition flow of viscoplastic materials such as cera…