TR

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VOCATIONAL SCHOOL

Department of Electric (Turkish)

ELKT 110 | Course Introduction and Application Information

Course Name

Transformers and Direct Current Machines

Code	Semester	Theory (hour/week)	Application/Lab (hour/week)	Local Credits	ECTS
ELKT 110	Spring	2	2	3	5

Prerequisites	None
Course Language	Turkish
Course Type	Required
Course Level	Short Cycle
Mode of Delivery	-
Teaching Methods and Techniques of the Course	-
National Occupation Classification	-
Course Coordinator	-
Course Lecturer(s)	Öğr. Gör. Çetin KAVURT
Assistant(s)	-

Course Objectives	In this course, the students are aimed to learn structures and operation principles of direct current generators, motor and transformers; to obtain equivalent circuit components with experimental methods; to compare equivalent circuit components in terms of characteristics; to analyze voltage and power in generators, starting of motors, speed, moment, power and efficiency concepts; to analyze parallel operation problems of generators and transformers.
Learning Outcomes	The students who succeeded in this course; To be able to explain structure and operation principles of direct current generator and motors To be able to do coiling calculations of direct current machines, to achieve drawings of coiling schematics and to explain similarity and differences. To be able to calculate and control armature EMF value in direct current generators To be able to explain effects and resolution of armature reaction and commutation To be able to classify direct current generators and to provide electric energy production experimentally To be able to obtain equivalent circuits of direct current generators and to analyze experimentally To be able to analyze problems regarding parallel operation of generators with explaining load sharing To be able to desing starter for direct current motors and to explain developed starters To be able to formulate speed, efficiency and moment concepts in direct current motors and experimentally calculate equivalent circuit components To be able to explain operation principles and types of transformers with comparing each other To be able to make simple calculations for low power transformer production To be able to explain equivalent circuit theory of transformers and make numerical analysis To be able to explain transformer regulation theory and make numerical analysis To be able to connect transformers in parallel and solve parallel connection problems
Course Description	The control of speed and moment of direct current generator and motors and the selection of proper machine for necessity. Electric, mechanic and electromagnetic energy conversion. Construction calculations of transformers, equivalent circuit analysis and application areas, providing maintenance and operation sustainability.
Related Sustainable Development Goals

Course Category	Core Courses	X
	Major Area Courses
	Supportive Courses
	Media and Management Skills Courses
	Transferable Skill Courses

WEEKLY SUBJECTS AND RELATED PREPARATION STUDIES

Week	Subjects	Related Preparation
1	Structure and operation principle of direct current machines, inductor and armature parallel coiling
2	Drawing of basic and multiple armature, parallel and serial coiling schematics
3	Conversion of EMF that induced at conductor and inductor to direct current and analysis of voltage value
4	Armature reaction and commutation, classification and components of generators
5	External and internal characteristics of seperately excited and shunt generators
6	Characteristics of serial and kompunt generators and equivalent circuit analysis for generators
7	Parallel operation of generators and load sharing, opposite EMF in motors
8	Midterm
9	Design of motor starter rheostat . Moment input power and efficiency in direct current motors
10	Motor types, comparison of speed and moment characteristics, starters with protection mechanism and integrated starters
11	Structure and operation principle of transformers, induced EMF value
12	Oto transformers, operation of transformers with and without load, equivalent circuit approach
13	Parallel operation of transformers and load sharing, connection groups
14	Transformer applications and equivalent circuit analysis of experimental transformer
15	Applications
16	Final

Course Notes/Textbooks
Suggested Readings/Materials

EVALUATION SYSTEM

Semester Activities	Number	Weigthing
Participation	1	10
Laboratory / Application
Field Work
Quizzes / Studio Critiques
Portfolio
Homework / Assignments
Presentation / Jury
Project
Seminar / Workshop
Oral Exams
Midterm	1	40
Final Exam	1	50
Total

Weighting of Semester Activities on the Final Grade	2	50
Weighting of End-of-Semester Activities on the Final Grade	1	50
Total

ECTS / WORKLOAD TABLE

Semester Activities	Number	Duration (Hours)	Workload
Theoretical Course Hours (Including exam week: 16 x total hours)	16	2	32
Laboratory / Application Hours (Including exam week: '.16.' x total hours)	16		0
Study Hours Out of Class	16	5	80
Field Work			0
Quizzes / Studio Critiques			0
Portfolio			0
Homework / Assignments			0
Presentation / Jury			0
Project			0
Seminar / Workshop			0
Oral Exam			0
Midterms	1	2	2
Final Exam	1	2	2
		Total	116

COURSE LEARNING OUTCOMES AND PROGRAM QUALIFICATIONS RELATIONSHIP

#	Program Competencies/Outcomes		* Contribution Level
#	Program Competencies/Outcomes		1	2	3	4	5
1	To have mathematical knowledge to make analyses on their professions		-	X	-	-	-
2	To have basic foreign language knowledge.		-	-	-	-	-
3	To have knowledge on the computer operatşng systems, basic office softwares and general computer hardware		-	-	-	-	-
4	To have knowledge on fundemental physical laws and fundamental electrical circuit analyses.		-	-	X	-	-
5	To have knowledge on low voltage system and its components		-	X	-	-	-
6	To have knowledge on the structure and working principles of analog and digital electrical measurement devices and to be able to use these devices		-	X	-	-	-
7	To know the AC and DC circuit components and to make circuit analyses		-	X	-	-	-
8	To have knowledge on the structure of electrical machines, working principles, coil types and connections to the circuit.		-	-	-	-	X
9	To have knowledge on low current, high current, lightning, fire and safety systems, to draw electrical installment plans, to understand and make commitment and exploration works of electrical installation.		-	-	-	-	-
10	To plan electrical and electronical circuits with drawing and simulation programs		-	-	-	-	-
11	The ability of maintenance, repair and installation of electrical device and systems		-	-	-	X	-
13	The knowledge of fundamental concept and components of automatical control systems.		-	-	-	-	-
14	The recognization of components used on the transmission and distribution lines while having the knowledge of the production of electrical energy.		-	-	-	-	-
15	The knowledge of the structure and working of the fundamental electronic components. The knowledge of the power electronics components and their usage properties. The knowledge of fundamentals of logic circuit and the ability of the design of the digital circuit		-	-	-	-	-

*1 Lowest, 2 Low, 3 Average, 4 High, 5 Highest

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