AI-MetPro

Precise Control of Singular Microwave Field Distributions through AI-Calibrated Simulations for Advanced Processing in Metallurgy

Increasing environmental and security restrictions in the automotive sector are forcing the industry to shift from steel towards the development of more sustainable and cost-efficient light alloys manufacturing technologies for structural components (i.e. aluminium and magnesium). However, these manufacturing technologies nowadays still incur in high production costs. Therefore, a new paradigm in metal parts manufacturing is targeted that will allow implementing lightweight metal components with improved performance, while reducing energy and resource consumption, able to replace current steel structural components in industrial mass production lines.

Die Casting (DC) is nowadays a recognized technology for the production of aluminium parts, especially Aluminium components used in the transport industry. To improve their performance and extend their durability, DC produced parts can be densified with High Isostatic Pressure (HIP). The possibility of applying microwave technology to perform this heat treatment has been already demonstrated in a previous project with the same partners (HIPPERWAVES), leading to important energy savings and reduced processing times.

 

However, the quality of the produced parts is dramatically dependent on the temperature profile achieved by the metal parts during the heating process. This project proposes a ground-breaking Artificial Intelligence-based tool able to tailor the temperature profiles inside the microwave reactor. The method relies on the development of accurate multiphysic 3D models that include electromagnetic and thermal equations and provide the basis for the AI-based optimization of the desired thermal profiles. This novel system would be the basis to produce metal parts with exceptional properties, due to the ultrafast, volumetric and optimized microwave heating process applied to metal powders.

Although results from the state of the art proved that metallic powdered materials can be efficiently heated by microwaves, the developments proposed in this project will suppose a technological breakthrough supported in the ambitious undertaking of the following challenges: (1) development of new 3D multiphysic models including strategies for modifying the electric field distribution; (2) approaches to tailor specific microwave heating thermal profiles from AI-based machine-learning processes; (3) adequate designs to ensure proper interaction between microwaves and target materials; (4) fully operative control routines and protocols linked to products quality and security aspects.

The results of the project will establish the foundation for a new manufacturing breakthrough for the metal industry allowing the integration of light-alloys structural components in the automotive and other sectors. The combination of the optimized heating processes with the application of novel high thermal conductivity tool steels previously patented by ROVALMA would lead to unprecedented mechanical properties in Aluminium parts, allowing a drastic weight reduction with a tremendous economic and environmental impact.

Partners

The significant advances demanded by this novel approach require an inter-disciplinary strategy encompassing materials, mechanics, programming, industrial design and microwave technology. The project will leverage the extensive experience of the consortium members: the Microwave Division of the Universitat Politécnica de València (DIMAS-UPV) and the R&D-intensive SME ROVALMA S.A., devoted to the development and production of steels and specialty alloys products. The proven expertise, competences and resources of both institutions link perfectly for the purpose of the project.

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