Machine Design-I detailed syllabus scheme for B.Tech Mechanical Engineering (ME), 2018-19 onwards has been taken from the DBATU official website and presented for the Bachelor of Technology students. For Subject Code, Course Title, Lecutres, Tutorials, Practice, Credits, and other information, do visit full semester subjects post given below.
For all other DBATU Syllabus for Mechanical Engineering 5th Sem 2018-19, do visit ME 5th Sem 2018-19 Onwards Scheme. The detailed syllabus scheme for machine design-i is as follows.
Machine Design-I Syllabus for Mechanical Engineering (ME) 3rd Year 5th Sem 2018-19 DBATU
Pre-requisite:
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Course Outcomes:
At the end of the course, students will be able to:
- Formulate the problem by identifying customer need and convert into design specification
- Understand component behavior subjected to loads and identify failure criteria
- Analyze the stresses and strain induced in the component
- Design of machine component using theories of failures
- Design of component for finite life and infinite life when subjected to fluctuating load
- Design of components like shaft, key, coupling, screw and spring
Course Contents:
Unit 1
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Unit 2
Design of Machine Elements against Static Loading
Theories of Failure (Yield and Fracture Criteria): Maximum normal stress theory, Maximum shear stress theory, Maximum distortion energy theory, comparison of various theories of failure, Direct loading and combined loading, Joints subjected to static loading e.g. cotter and knuckle joint, turnbuckle, etc. introduction to fluctuating loads.
Unit 3
Design against Fluctuating Loads
Stress concentration, stress concentration factors, fluctuating stresses, fatigue failure, endurance limit, notch sensitivity, approximate estimation of endurance limit, design for finite life and finite life under reversed stresses, cumulative damage in fatigue, Soderberg and Goodman diagrams, fatigue design under combined stresses.
Unit 4
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Unit 5
Design of Threaded Joints
Stresses in screw fasteners, bolted joints under tension, torque requirement for bolt tightening, preloading of bolt under static loading, eccentrically loaded bolted joints. Power Screws: Forms of threads used for power screw and their applications, torque analysis for square and trapezoidal threads, efficiency of screw, collar friction, overall efficiency, selflocking in power screws, stresses in the power screw, design of screw and nut, differential and compound screw, re-circulating ball screw. Welded Joints: Type of welded joints, stresses in butt and fillet welds, strength of welded joints subjected to bending moments.
Unit 6
Mechanical Springs
Stress deflection equation for helical spring, Wahls factor, style of ends, design of helical compression, tension and torsional spring under static loads, construction and design consideration in leaf springs, nipping, strain energy in helical spring, shot peening.
Text Books:
- V. B. Bhandari, Design of Machine Elements, Tata McGraw Hill Publications, New Delhi, 2008.
- R. L. Nortan, Machine Design: An Integrated Approach, Pearson Education Singapore, 2001.
Reference Books:
For the complete syllabus, results, class timetable, and many other features kindly download the iStudy App
It is a lightweight, easy to use, no images, and no pdf platform to make students’s lives easier..
For detail syllabus of all other subjects of Mechanical Engineering (ME) 5th Sem 2018-19 regulation, visit ME 5th Sem Subjects syllabus for 2018-19 regulation.