At the end of this course, the students; 1) Ability to apply math, science, and engineering knowledge for the analysis and design of machine elements and mechanical systems. 2) Recognition of the need and ability to analyze and solve engineering problems of the society. 3) Environmentally conscious and energy savings sensitive engineering formation for sustainability.
MODE OF DELIVERY
Face to face
PRE-REQUISITES OF THE COURSE
Yes(MAK310)
RECOMMENDED OPTIONAL PROGRAMME COMPONENT
None
COURSE DEFINITION
Introduction to the design and description of machine elements. Stress analysis, safe operation of objects under elastic stresses. Three dimensional stresses, principal stresses, contact stresses. Elastic properties of materials. Material behavior under static and dynamic loads. Fatigue life, historical failure examples. Analysis of screws, pins, and joints. Design of welded, soldered, and adhesive joints. Behaviour of springs under dynamic and static stresses. Sprocket and belt drives. Reliability, fits and tolerances.
COURSE CONTENTS
WEEK
TOPICS
1st Week
Introduction to machine elements, definitions. Energy and environment relations, optimum position of machine elements in system synthesis
2nd Week
Strength of materials under static and dynamic loads
Fatigue problems, historical examples of fatigue failure and lessons learned
6th Week
Tolerances and fits
7th Week
Introduction to reliability
8th Week
Screws, calculation of screw fasteners
9th Week
Keys, calculation of keys and pins
10th Week
Couplings
11th Week
Weleded joints and their design calculations
12th Week
Soldered and adhesive joints
13th Week
Springs and their behaviour under static and dynamic loads
14th Week
Case studies, sample solutions, and evaluation of projects
RECOMENDED OR REQUIRED READING
Shigley's Mechanical Engineering Design, 8/e, Richard G. Budynas, Rochester Institute Technology, J. Keith Nisbett, University of Missouri at Rolla, McGraw-Hill, 2008.