Sustainability in Metal Additive Manufacturing - 2 — Lesson 2

This lesson covers the concept of sustainability in metal additive manufacturing. It delves into the lifecycle impact analysis, design quality, sustainable design methodology, and design guidelines for additive manufacturing. The lesson also discusses the importance of creating a sustainable environment and aligning it with business strategy. It highlights the concept of cleaner production, resource utilization, and team effort in achieving sustainability. The lesson further explains the concept of industrial symbiosis and circular economy. It also provides a detailed comparison between additive and subtractive manufacturing in terms of material and energy consumption.

Video Highlights

00:23 - Brief overview of lifecycle impact analysis
07:21 - Explanation of the five business models of circular economy
12:42 - Explanation of the design workflow for sustainable design
20:12 - Explanation of design refinement in the context of sustainability
26:14 - Comparison of energy consumption in additive and subtractive manufacturing

Key Takeaways

- Sustainability in metal additive manufacturing involves considering the environmental impact during the design and manufacturing process.
- The concept of cleaner production and resource utilization plays a crucial role in creating a sustainable environment.
- Industrial symbiosis involves using the waste of one system as a resource for another, contributing to sustainability.
- The circular economy is a sustainable growth paradigm that revolutionizes how societies create, manufacture, and consume goods and services.
-. Additive manufacturing provides quantifiable sustainable benefits such as reduced material use and minimal waste.
- Design optimization for sustainability involves reducing environmental impact and improving product performance.
- A comparison between additive and subtractive manufacturing shows that additive manufacturing consumes less material and energy.