ELECTRICAL MACHINES II |
ELECTRICAL ENGINEERING |
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Semester |
Teaching Methods |
Credits |
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6 |
Lecture |
Rec. |
Lab. |
Project Work |
HW |
Other |
Total |
Credit |
ECTS Credit |
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44 |
- |
- |
20 |
20 |
16 |
100 |
3 |
4 |
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Language |
English |
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Compulsory / Elective |
Compulsory |
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Prerequisites |
(63371) |
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Course Contents |
AC machinery fundamentals. Synchronous generators. Synchronous motors. Induction motors. Single phase and special purpose motors. |
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Course Objectives |
To introduce the construction, and principle of action of synchronous and induction machines. To introduce the equivalent circuits, characteristics, and different calculations of synchronous and induction machines. To build an understanding of the use and of different types of AC machines. |
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Learning Outcomes and Competences |
Understanding the principle of action of AC machines. Learning different characteristics of AC machines to control them. Solving practical and design perspective problems related to AC machines. |
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Textbook and /or References |
Electric machinery fundamentals. Stephen J. Chapman. McGraw-Hill. Electric machinery. A.E.Fitzgerald, Charles Kigsley, and A. Kusko. McGraw-Hill. |
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Assessment Criteria |
If any, mark as (X) |
Percent (%) |
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Midterm Exams |
X |
40 |
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Quizzes |
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Homeworks |
X |
10 |
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Projects |
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Term Paper |
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Laboratory Work |
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Other |
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Final Exam |
X |
50 |
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Instructors |
Assist. Prof. Dr. Maher Khammash, maherkh@najah.edu |
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Week |
Subject |
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1 |
AC MACHINERY FUNDAMENTALS: The rotating magnetic field. Magnetomotive force and flux distribution in AC machines. Induced voltage in AC machines. |
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2 |
CONSTRUCTION OF AC MACHINES: The effect of coil pitch on AC machine stators. Distributed windings. Induced torque. Solving different problems. |
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3 |
SYNCHRONOUS GENERATORS: Construction. The concept of synchronous speed. The internal generated voltage. The equivalent circuit. Phasor diagrams. Power and torque in synchronous generators. |
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4 |
OPERATION OF SYNCHRONOUS GENERATORS: The synchronous generator operating alone. Parallel operation of synchronous generators. Solving different problems. |
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5 |
OPERATION OF SYNCHRONOUS GENERATORS: The synchronous generator operating in parallel with an infinite bus, and in parallel with a generator of the same size. The synchronous generator capability curve and ratings. Solving different problems. |
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6 |
MIDTERM EXAM 1 |
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7 |
SYNCHRONOUS MOTORS: Basic principles of motor operation. Steady- state synchronous motor operation. |
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8 |
SYNCHRONOUS MOTORS: Starting synchronous motors. Synchronous motors ratings. Solving different problems. |
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9 |
INDUCTION MOTORS: Construction. The equivalent circuit. Power and torque in induction motors. |
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10 |
INDUCTION MOTORS OPERATION: Induction motor torque-speed characteristics. Starting of induction motors. Speed control. Solving different problems. |
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11 |
INDUCTION MOTORS OPERATION: Determining of the circuit model parameters of the induction motor. The induction generator . Induction motor ratings. Solving different problems. |
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12 |
MIDTERM EXAM II |
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13 |
SINGLE PHASE MOTORS: Single phase induction motors. Speed control. The circuit model. |
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14 |
SPECIAL PURPOSE MOTORS. COURSE REVIEW. |