19ME3003 3D Printing Technology 3 0 0 3

Module 4 - Laser Technology (7 hrs)

Light Sources – Types, Characteristics; Optics – Deflection, Modulation; Material feeding and flow –Liquid, powder; Printing machines – Types, Working Principle, Build Platform, Print bed Movement, Support structures;

Module 5 – Powder Based Systems (7 hrs)

Selective Laser Sintering(SLS): Principle, process, Indirect and direct SLS- powder structures, modeling of SLS, materials, post processing, post curing, surface deviation and accuracy, Applications. Laser Engineered Net Shaping (LENS): Processes, materials, products, advantages, limitations and applications– Case Studies.

Module 6 – 3D Printing Applications (7 hrs)

Application in Design; Application in Engineering; Application in Analysis and Planning; Application in Manufacturing and Tooling; Aerospace Industry; Automotive Industry; Jewelry Industry; Coin Industry; Geometric Information Systems application; Arts and Architecture; Medical and Bioengineering Applications. Case studies.

Text Books:

1. Chua C.K., Leong K.F., and Lim C.S.,“Rapid prototyping: Principles and applications” , 2nd edition, World Scientific Publishers, 2003. 2. Ian M. Hutchings, Graham D. Martin, “Inkjet Technology for Digital Fabrication”, John Wiley & Sons, 2013.

References Books:

1. Liou W.Liou, Frank W.Liou, “Rapid Prototyping and Engineering applications: A tool box for prototype development” CRC Press, 2007. 2. Ali K. Kamrani, Emad Abouel Nasr, “Rapid Prototyping: Theory and practice”, Springer, 2006. 3. Peter D.Hilton, Hilton/Jacobs, Paul F.Jacobs “Rapid Tooling: Technologies and Industrial Applications”, CRC press, 2001. 4. Gibson D W Rosen, Brent Stucker., “Additive Manufacturing Technologies: Rapid Prototyping to Direct Digital Manufacturing”, Springer, 2010. 5. Andreas Gebhardt, “Understanding Additive Manufacturing: Rapid Prototyping, Rapid Tooling, Rapid Manufacturing”, Hanser Publisher, 2011. 6. Khanna Editorial, “3D Printing and Design”, Khanna Publishing House, Delhi, 2010.

19ME3004 SMART MATERIALS AND SHAPE MEMORY ALLOYS L T P C 3 0 0 3

Course Objectives:

1. To impart fundamental knowledge on smart materials 2. To explore possible applications of Shape Memory materials 3. To teach fabrication and usage of smart polymers

Course Outcome:

Students will be able to 1. Understanding of the physical principles underlying the behaviour of smart materials. 2. The basic principles and mechanisms of the stimuli-response for the most important smart materials. 3. Propose improvement on the design, analysis and manufacturing of Smart materials. 4. Command on Shape memory materials fabrication and shape memory effects. 5. Smart polymers usage in space applications 6. Identifying the application issues involved in integrating smart materials to engineering smart structures and products.

Module 1 – Introduction to Smart Materials (8 hrs)

Overview of Smart Materials, Classification of Smart Materials, common smart materials and associated stimulus-response, Application areas of smart systems