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EE 361 Electrical Power Systems Final Exam Coverage
Dr. Ali Mehrizi-Sani [email protected]
School of Electrical Engineering and Computer Science
December 11, 2015
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Final Exam Coverage
All Material Covered – Closed book; calculator allowed.
– A double-sided letter-sized equation single-sheet is allowed. You are free to write anything you deem helpful for the exam.
– The equation sheet MUST be handed in with the exam WITH those equations used circled, otherwise your paper will be graded out of 80.
Textbook (Chapman) – Chapters 2 to 11.
Course Notes – Read the course notes. (Re-)watch lectures if needed.
Homeworks 1-11 – All solutions are posted on the course website.
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Chapter 2: Three-Phase Circuits (midterm 1)
Real, reactive, apparent, and complex power in single- and three-phase circuits
Wye and Delta connection of circuits
Three-phase circuit analysis
Relationship between line and phase quantities
Phasor diagrams
One-line diagram <-> Three-phase circuit
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Chapter 3: Transformers (midterms 1 and 2)
Midterm 1: Sections 3.1 to .8
Midterm 2: Sections 3.9 to 3.12
Efficiency
Voltage regulation
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Chapter 5: Synchronous Machines (midterm 3)
Sections 5.1 to 5.14 with emphasis on 5.9
Both synchronous generators and motors
Equivalent circuit
Phasor diagram
Power and torque calculations
Mechanical speed vs. electrical frequency
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Chapter 6: Parallel Operation of SG (midterm 3)
Sections 6.1 to 6.5
Frequency-power droop characteristics – P = s (fnl – fsys)
Voltage-reactive power droop characteristics
Droop characteristic for the infinite bus
Multimachine operation
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Chapter 7: Induction Motors (midterm 3)
Sections 7.1 to 7.5 and 7.8 to 7.11
Nominal speed calculations
Equivalent model and tests
Maximum torque
Torque and power calculation
Efficiency calculations
Slip calculation
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Chapter 8: DC Motors
Sections 8.1, 8.3-8.8, 8.10-8-14
Separately excited, shunt, compound machines
Equivalent model and tests
Power, torque, and Ea calculations: Eb = k Φ n
Efficiency calculations
Terminal characteristics
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Chapter 9: Transmission Lines
Sections 9.1-9.10
Short, medium, and long line models
ABCD parameters
R, L, and C of the line
Bundling
V, I, and S calculations
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Chapter 10: Power System Representation
Sections 10.1-10.5
Per unit representation and conversion between different systems
Ybus calculations
Nodal equations
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Chapter 11: Power Flow Studies
Sections 11.1-11.3
Voltage update equation
Reactive power calculation
Bus types (SL, PV, PQ)
Iterative solution method
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Practice Probems
All book’s examples and end of chapter problems… .
Chapter 8: 5, 8, 10, 12, 14, 15, 17-19
Chapter 9: 4, 5, 7, 8, 11, 14, 16, 17
Chapter 10: 2, 5, 7
Chapter 11: (forming the equations is sufficient for this course) 5, 9
