MACHINE ELEMENTS

ME310

Course Code: ME310
Semester: Fifth Term (Fall)
Theory+Practice: 3 + 1
ECTS: 5

Course Type

Compulsory Course

Course Level

Bachelor's Degree

Year of Study

Semester

Fifth Term (Fall)

ECTS

Name of Lecturer(s)

Professor Sedat Bayseç

Learning Outcomes

At the end of this course, the students;

To apply knowledge of mathematics, science and engineering for the analysis and design of machine elements.
To gain information about how to choose the optimum machine elements for design.
To learn the design principles of machine elements
To gain the ability to use the fundamental engineering knowledge for machine element design.

Mode of Delivery

Face to face

Prerequisites

Yes(ME222)

Recommended Optional Programme Components

Course Description

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
1^st Week	Definition and examples of Machine Elements
2^nd Week	Normal stresses; tensile test, test procedure, test apparatus, and recording of the obtained measurements
3^rd Week	Data obtained from a tensile test; behavior of ductile and brittle materials
4^th Week	Shear stresses and example problems; combined stresses and Mohr?s Circle
5^th Week	Torsion; maximum shear stress and angle of twist, torsion springs and torsion shafts
6^th Week	Torsion test; test apparatus and recording of measurements; determination of the shear modulus of elasticity from the torsion test
7^th Week	Bending; bending stresses and area moment of inertia of combined sections
8^th Week	Buckling; critical stress, columns with different end conditions and cross-sectional areas
9^th Week	Flat plates; thin- and thick-walled pressure vessels and stress equations
10^th Week	Rivets; rivet materials and design of eccentrically loaded riveted joints
11^th Week	Welded connections; design of eccentrically loaded welded connections
12^th Week	Tolerances; manufacturing tolerances, fits, and tolerance tables
13^th Week	Bolts and screws; construction, strength calculations, standards, and tightening methods
14^th Week	Design of power screws; single-start and multi-start screws
15^th Week	Engineering materials; metallic and non-metallic materials

Recommended or Required Reading

Mechanisms, Eres Söylemez, METU Publication
Theory of Machines, Shigley&U,cker, Mc.Graw Hill

Planned Learning Activities and Teaching Methods

Lecture
Report Preparation
Project

Assessment Methods and Criteria

	Quantity	Percentage (%)
Mid-term	1	30
Project	1	30
Total(%)		60
Contribution of In-term Studies to Overall Grade(%)		60
Contribution of Final Examination to Overall Grade(%)		40
Total(%)		100

ECTS Allocated Based on Student Workload

Activities	Quantity	Duration (Hour)	Total Workload (Hour)
Midterm exam	1	2	2
Preparation for Quiz	6	0.5	3
Individual or group work	16	2	32
Preparation for Final exam	16	1	16
Course hours	14	4	56
Preparation for Midterm exam	8	1	8
Laboratory (including preparation)
Final exam	1	2	2
Homework	4	1	4
Project	1	24	24
Total Work Load			147
Total Work Load / 30 (h)			4.9
ECTS Credit of the Course			5

Language of Instruction

English

Work Placement(s)

Programme Qualifications / Learning Outcomes

	LO1	LO2	LO3	LO4
K1	X	X	X
K2	X	X	X
K3	X	X	X
K4
K5
K6	X	X	X
K7	X	X	X
K8	X	X	X
K9	X	X	X
K10
K11