MODULE I [Introduction - 6h]
Overview – History –Classification – Subtractive vs Additive Manufacturing, AM vs Reverse Engineering, AM technology in product development – Materials for AM – Tooling – Application Domain
MODULE II [Liquid based and Solid Based AM Systems, 6 h]
Classification – Liquid based system – Stereolithography – Principle, process, advantages and applications – Solid based system – Fused Deposition Modelling – Principle, process, advantages and applications, Laminated Object Manufacturing
MODULE III [Powder based AM Systems, 8h]
Selective Laser Sintering – Principles of SLS process – advantages and limitations, Direct Metal Laser Sintering - Principles of DMLS process – advantages and limitations, 3D Printing - Principles – advantages and limitations, Selective Laser Melting - Laser Engineered Net Shaping – Electron Beam Melting
MODULE IV [Direct Energy Deposition, 8h]
Electron Beam Freedom Fabrication Principles – advantages and limitations, Wire-Laser AM - Principles – advantages and limitations, Wire Arc Additive Manufacturing (WAAM) - Principles – advantages and limitations
MODULE IV [Post-processing, Defects, Inspection and Future Prospects, 8 h]
Various in-situ and ex-situ techniques – Heat Treatment – Types of post-machining operations – Defects and Inspections – Upcoming AM Techniques including Friction Stir Additive Manufacturing (FSAM) – Hybrid Additive- Subtractive Manufacturing

Students undergoing this course are expected to know the principles, methods, applications, possibilities/limitations as well as environmental impact of additive manufacturing technologies.

Students undergoing this course are expected to be familiar with the characteristics of various materials that are used in additive manufacturing.

The expected outcome of the course is trained student who will be able innovating new processes, can select right process for the right component and can provide basic scientific understanding of this emerging technology. Course outcomes are furnished pointwise.

CO1: Describe the differences and of the application of a range of additive manufacturing processes.
CO2: Select and use correct CAD formats in the manufacturing of a 3D printed part.
CO3: Understand the operating principles, capabilities and limitations of liquid and solid based additive manufacturing system, including fused deposition modelling and stereolithography.
CO4: Appraise operating principles, capabilities and limitations of powder-based additive manufacturing system, including 3D printing and laser sintering.
CO5: Describe important process parameters for bio-manufacturing and determine an appropriate technique for efficient bio-manufacturing.

Ian Gibson, David W. Rosen and Brent Stucker, Additive manufacturing technologies: rapid prototyping to direct digital manufacturing, Springer, 2010

C.K. Chua, K.F. Leong and C.S. Lim, Rapid prototyping: Principles and applications, 3rd Edition, World Scientific, 2010

Andreas Gebhardt, Understanding additive manufacturing: rapid prototyping, rapid tooling, rapid manufacturing, Hanser Publishers, 2011

[2] L. Lu, J. Fuh and Y. S. Wong, Laser-induced materials and processes for rapid prototyping, Kluwer Academic Press, 2001