2014 - MÀSTER UNIVERSITARI EN ENGINYERIA AERONÀUTICA
Identificador de l'oferta: 205-04639
Modalitat: Universitat
Possibilitat de beca/finançament: No
Idioma d'elaboració del treball: Anglès
Descripció:
This final thesis is dedicated to the optimal design of lattice structures, leveraging advanced methodologies such as topology optimization, dehomogenization, finite elements, and consideration of microstructure. The study aims to enhance the efficiency and mechanical performance of lattice structures for applications in engineering, architecture, and material science.
Tasques a realitzar / Característiques:
Activities:
Literature Review:
Conduct an extensive literature review to explore existing research on the optimal design of lattice structures. Investigate studies that integrate topology optimization, dehomogenization, finite elements, and microstructure analysis to understand the current state-of-the-art in lattice structure design.
Topology Optimization:
Implement topology optimization techniques to systematically design lattice structures. Utilize numerical algorithms that iteratively optimize material distribution within a given design space, considering factors such as load-bearing requirements, stiffness, and weight.
Dehomogenization Methods:
Develop and apply dehomogenization methods to analyze the effective mechanical properties of the lattice structures. Explore techniques that bridge the macroscopic behavior of the structure with the microscopic characteristics of the lattice's unit cell.
Finite Element Analysis:
Integrate finite element analysis (FEA) to simulate and validate the mechanical response of the optimized lattice structures. Use FEA to assess the structural integrity, strength, and deformation characteristics under various loading conditions.
Microstructure Consideration:
Incorporate considerations for microstructure in the lattice design process. Explore how variations in lattice unit cell configurations impact the overall mechanical performance, and optimize the microstructure for enhanced strength and resilience.
Material Fabrication and Testing:
Translate the optimized lattice designs into physical prototypes through fabrication techniques suitable for the intended application. Conduct experimental testing to validate the predicted mechanical properties and performance of the lattice structures.
Sensitivity Analysis:
Perform sensitivity analyses to understand the influence of design parameters and microstructural features on the mechanical behavior of lattice structures. Evaluate the robustness and adaptability of the optimized designs across different scenarios.
Applications and Case Studies:
Apply the optimized lattice structures to practical applications, such as lightweight components in aerospace or architectural elements. Present case studies illustrating the effectiveness and versatility of the designed lattice structures in addressing specific engineering challenges.
Conclusion and Recommendations:
Summarize the findings of the study, emphasizing the contributions of topology optimization, dehomogenization, finite elements, and microstructure analysis in the optimal design of lattice structures. Provide recommendations for future research directions and potential applications in diverse engineering and material science domains.
Tipus: Projecte
Càrrega de treball:
Equivalent a 12 crèdits per tant un mínim de 300h de treball
