Francesco Collini Email & Phone Number

Sweden

Padova, Veneto, Italia

• Analyzed, tested, and developed novel assessment models for the fatigue strength of Additive Manufacturing (AM) materials for lightweight structures using Fracture Mechanics (FM) and Finite Element (FE) simulations • Conceptualized a novel analytical model for estimating the multiaxial fatigue limit of defective and notched AM materials using FM, validated against 1400+ experimental data with errors below 15%• Developed a novel approach for estimating the fatigue limit of lattice… Show more • Analyzed, tested, and developed novel assessment models for the fatigue strength of Additive Manufacturing (AM) materials for lightweight structures using Fracture Mechanics (FM) and Finite Element (FE) simulations • Conceptualized a novel analytical model for estimating the multiaxial fatigue limit of defective and notched AM materials using FM, validated against 1400+ experimental data with errors below 15%• Developed a novel approach for estimating the fatigue limit of lattice structures using FM and FE simulations, validated with experiments achieving accuracies within 10\% against 30 experimental tests• Demonstrated the negligible effect of AM defects on the fatigue strength of severely notched AMed materials by analytical calculations based on FM confirmed by 100 experimental testing simplifying fatigue limit predictions• Tutored 200+ first-year international engineering students in Linear Algebra, and Calculus 1, increasing their comprehension and enthusiasm for mathematics by implementing real engineering problems in exercises Show less

Leuven, Flemish Region, Belgium

• Tested the fatigue strength of lattice structures with different Unit Cell (UC) topologies to investigate the crack arrest properties of UCs using a novel specimen designHost: Prof. Brecht Van Hooreweder

Noale, Veneto, Italy

• Delivered a specialized 150h course in numerical (Nastran) and experimental modal analysis and model updating for composite materials that led to numerical models with accuracies up to 95% to 99%• Automated the comparison between experimental data and numerical predictions, and model updating procedures with interacting Matlab and Nastran scripts

Noale, Veneto, Italy

• Studied the dynamic behavior of a MotoGP motorbike using FE, Multi Body Simulations (MBS), and experimental modal analysis, to improve the vehicle's cornering stability • Simplified the trial and error design of different motorbike components in full vehicle and rider flexible MBS by analyzing the system's stability in critical maneuvers to remove the controller's unpredictability• Engineered a simplified mass-spring model for the swingarm to identify the key design parameters using… Show more • Studied the dynamic behavior of a MotoGP motorbike using FE, Multi Body Simulations (MBS), and experimental modal analysis, to improve the vehicle's cornering stability • Simplified the trial and error design of different motorbike components in full vehicle and rider flexible MBS by analyzing the system's stability in critical maneuvers to remove the controller's unpredictability• Engineered a simplified mass-spring model for the swingarm to identify the key design parameters using Adams using the eigen-screw theory, allowing quantitative evaluations of the unreliable rider feedback• Developed a novel sensor placement criteria for modal analysis, ensuring that the experimental analysis gives interpretable results, by maximizing distance between sensors and mode shape displacements with a fast Matlab script that reads Nastran’s modal simulation results Show less

• Led the structural design of the composite monocoque chassis and aerodynamic appendixes for the 2020 car, coordinating a team of 5 to achieve a 10% weight reduction while meeting all the safety requirements• Streamlined the design of the layup of the composite monocoque by implementing the Classic Laminate Theory in MATLAB and Ansys MAPDL for evaluating the safety of the layup and the torsional stiffness of the chassis• Improved the FE model in Nastran of the composite monocoque… Show more • Led the structural design of the composite monocoque chassis and aerodynamic appendixes for the 2020 car, coordinating a team of 5 to achieve a 10% weight reduction while meeting all the safety requirements• Streamlined the design of the layup of the composite monocoque by implementing the Classic Laminate Theory in MATLAB and Ansys MAPDL for evaluating the safety of the layup and the torsional stiffness of the chassis• Improved the FE model in Nastran of the composite monocoque reaching accuracies up to 90% by modeling the manufacturing process and characterizing the laminate and sandwich panel properties with experiments Show less

Master'S Degree, Mechanical Engineering, 110/110 L Gpa: 3.89

Activities and Societies: Formula SAE

Bachelor'S Degree, Mechanical Engineering, 110/110 L, Gpa: 3.83