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Properties, Modeling Approaches, Process Modeling and Optimization — Lesson 1

This lesson covers the fundamentals of finite element modelling of welding processes. It delves into the different components of welding processes, the classification of fusion rolling processes, and the physics behind these processes. The lesson also explores the basics of different welding processes, the properties of common engineering alloys, and the manufacturing processes involved in transforming raw materials into finished goods. It further discusses the key physical and mechanical properties of materials, the importance of understanding these properties in developing numerical models, and the challenges in multi-scale modelling. The lesson concludes with an overview of data-driven modelling approaches.

Video Highlights

01:50 - Classification of fusion rolling processes, brazing, soldering, solid-state welding processes, and advanced rolling processes
09:40 - Explanation of the different physical and mechanical properties of materials
37:37 - Importance of understanding the different physics-based modeling approaches
45:39 - Explanation of the multi-scale modeling approach, discussing the challenges and importance of linking different scales in the modeling process

Key Takeaways

- Multi-scale modelling presents challenges, including linking different scales and the computational time required for each scale.
- The properties of materials, both physical and mechanical, play a significant role in the welding process.
- The transformation of raw materials into finished goods involves various manufacturing processes, including casting, machining, welding, joining, and heat treatment.
- Multi-scale modelling presents challenges, including linking different scales and the computational time required for each scale.