Per Unit System
Understand why the per unit system is used, apply it to single- and three-phase networks, handle transformer effects, convert system bases, and solve detailed numerical examples.
Khadija Academy · Electrical Engineering
Ultimate Electrical Power System Analysis Course
Master power system analysis through 20+ hours of hands-on lessons covering per unit systems, load flow, network matrices, symmetrical and unsymmetrical faults, stability, and practical ETAP studies.
20+ Hours of TrainingPower System AnalysisLoad Flow & FaultsETAP TrainingCertificate Included
- Master per unit calculations, transformer base conversions, and power system fundamentals.
- Solve load flow problems using Gauss–Seidel and Newton–Raphson methods, including Ybus and Jacobian matrices.
- Analyze symmetrical and unsymmetrical faults, sequence networks, phasor diagrams, and power system stability.
20+Hours of training
GS / NRLoad flow methods
ETAPPower system studies
What You Will Learn
Build Complete Power System Analysis Skills — From Per Unit to ETAP
Learn the mathematical foundations, numerical solution methods, fault calculations, network modeling, and industry-standard ETAP studies.
Load Flow Analysis
Classify system buses, derive the Ybus admittance matrix, understand power-flow equations, and solve load-flow problems using Gauss–Seidel and Newton–Raphson methods.
Newton–Raphson & Jacobian Matrix
Build a clear understanding of Taylor expansion, Jacobian matrix elements, voltage and angle effects on active and reactive power, and iterative load-flow solutions.
Power System Graph Theory
Represent networks using oriented graphs, trees and co-trees, and understand element-node and bus incidence matrices.
Network Matrices & Ybus
Study primitive network matrices, network connection matrices, and the systematic formation and calculation of the Ybus admittance matrix.
Power System Faults
Understand fault classifications, phase and earth faults, symmetrical and unsymmetrical faults, open-circuit faults, and the difference between faults and overloading.
Phasor & Sequence Diagrams
Interpret healthy-system and fault phasors, and understand positive-, negative-, and zero-sequence reactance diagrams for different fault conditions.
Symmetrical Fault Analysis
Understand machine reactance during faults, apply Thevenin equivalents, follow a systematic solution procedure, and work through multiple numerical examples.
Unsymmetrical Fault Analysis
Convert unbalanced systems into symmetrical components, construct sequence networks, select equivalent circuits, and solve line-to-ground, line-to-line, and double-line-to-ground faults.
Power System Stability
Explore rotor-angle, frequency, and voltage stability and understand the different ways a power system can respond to disturbances.
Complete ETAP Power System Studies
Build single-line diagrams, assign component ratings, perform load-flow and short-circuit studies, and explore loading categories and bus types.
Advanced ETAP Applications
Practice arc-flash analysis, transient stability, harmonic analysis and filters, PV system simulation, and electrical earthing-grid design using ETAP.
Who Is This Course For?
Designed for Electrical Engineering Students, Engineers & Power System Professionals
Develop the analytical skills needed for university studies, technical interviews, research, and practical power-system engineering.
Electrical Engineering Students
Strengthen your understanding of per unit systems, load flow, network matrices, fault analysis, and power system stability through worked examples.
Recent Graduates & Beginners
Build confidence in solving power system problems and interpreting the behavior of electrical networks under normal and fault conditions.
Practicing Engineers & Researchers
Develop practical skills in ETAP studies, including load flow, short circuit, arc flash, transient stability, harmonics, PV, and earthing grids.
Exclusive Course Material
Bonus Downloadable Slides & Practical Learning Resources
Review the key concepts and follow the worked examples with the downloadable course materials.
Downloadable Course Slides
Revisit per unit calculations, load-flow methods, network matrices, fault analysis procedures, phasor diagrams, and stability concepts.
Practical ETAP Training
Follow practical power system studies, from drawing a single-line diagram and entering equipment ratings to performing advanced analyses.
Multilingual Subtitles
Follow the lessons with subtitles in English, Arabic, Hindi, German, French, and Spanish.
Recognize Your Progress
Certificate of Completion
Complete the course according to the platform's requirements and use your certificate to document your power system analysis learning.
- Master essential power system analysis concepts and methods.
- Apply your knowledge to load-flow, fault, network, and ETAP studies.
- Earn a course completion certificate subject to the platform's requirements.
Choose Your Access
One Complete Course. Two Ways to Learn.
Choose a monthly subscription or make a one-time payment for lifetime access.
Monthly Subscription
$19.99 / month
A flexible option for learners who prefer monthly payments.
- Access to the complete course while subscribed
- Learn at your own pace
- Course lessons and included downloadable materials
Recurring monthly subscription. Cancel anytime subject to the platform's terms.
Lifetime Access
$97
Pay once and keep access to the complete bootcamp without recurring payments.
- Lifetime access to the complete course
- Access to included course materials and files
- No monthly subscription renewals
One-time payment. Check checkout for applicable access terms.
Course Curriculum
Per Unit System in Power System
Available in
days
days
after you enroll
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StartImportance of the Per Unit (PU) System (10:03)
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StartPer Unit (PU) System (19:16)
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StartPU System for Single-Phase and Three-Phase Systems (7:33)
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StartEffect of Transformers on PU System (3:23)
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StartChanging the Base of PU System (8:51)
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StartExample 1 (12:37)
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StartExample 2 (16:10)
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StartExample 3 (11:10)
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StartExample 4 (6:42)
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StartExample 5 (11:13)
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StartCourse PDF Slides
Load Flow Analysis
Available in
days
days
after you enroll
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StartIntroduction to Load Flow Analysis (9:35)
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StartTypes of Buses (6:47)
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StartAdmittance Matrix (6:23)
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StartDerivation of Ybus Admittance Matrix (15:35)
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StartExample 1 (5:15)
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StartExample 2 (5:50)
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StartPower Flow Equation (9:50)
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StartApproximate Solution for Load Flow Analysis (10:58)
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StartExample 3 (12:07)
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StartGauss-Seidel Method (10:45)
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StartUnderstanding Gauss-Seidel Method (3:44)
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StartExample 4 (19:46)
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StartExample 5 (29:55)
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StartBasics of Newton-Raphson Method (9:23)
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StartTaylor Expansion (14:41)
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StartNewton-Raphson Method In Load Flow Analysis (12:23)
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StartJacobian Matrix Elements (12:14)
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StartExample 6 (11:49)
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StartExample 7 (9:47)
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StartEffect of Voltage and Angle on P and Q (7:44)
Power System Matrices and Graph Theory
Available in
days
days
after you enroll
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StartIntroduction to Power System Matrices (0:50)
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StartCourse Slides
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StartNetwork Connection Matrices (7:08)
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StartExample 1 (13:57)
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StartGraph Theory (4:38)
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StartGraph Formation (9:50)
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StartOriented Graph Formation (3:23)
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StartTree Formation in A Graph (7:37)
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StartCo-Tree Formation in A Graph (3:56)
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StartElement-Node Incidence Matrix (11:33)
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StartBus Incidence Matrix (1:27)
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StartPrimitive Network Matrices (12:55)
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StartExample 2 (12:01)
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StartYbus Using Primitive Admittance Matrix (18:13)
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StartYbus Calculation (3:19)
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StartExample 3 (13:30)
Student Feedback
What Students Say About This Course
Honest feedback from students about the course content, clear explanations, and practical power system analysis lessons.
Muhammad
Power System Analysis course student
★★★★★
The course was pretty impressive and helpful
Gerald
Power System Analysis course student
★★★★★
Wow! This is one of the Best courses I have taken over the past five years!!
Temi
Power System Analysis course student
★★★★★
Despite being only three episodes in, I am excited for what’s to come. Every episode so far has left me eager to learn more, a testament to the course’s quality and high level of engagement it promotes.
I highly recommend this Electrical Engineering course to anyone seeking a comprehensive and enjoyable dive into the subject matter. Here’s to the next episodes filled with insight and knowledge!
Howard
Power System Analysis course student
★★★★★
good experience so far ,lets see how it goes
Likhaya
Power System Analysis course student
★★★★★
Exactly what I was looking for. Thank you Sir🙏
Shounak
Power System Analysis course student
★★★★★
World's best Electrical teacher.
MOHAMMAD
Power System Analysis course student
★★★★★
excellent course, almost covered the whole topic for my college studies.
Frequently Asked Questions
Questions About the Power System Analysis Course
Find out more about per unit calculations, load flow, fault analysis, ETAP, and course access.
What topics are covered in this course?
The course covers the per unit system, load flow analysis, Gauss–Seidel and Newton–Raphson methods, power system matrices, graph theory, symmetrical and unsymmetrical faults, and power system stability.
Will I learn load flow analysis?
Yes. You will study bus classification, Ybus derivation, power flow equations, approximate solutions, Gauss–Seidel, Newton–Raphson, and the Jacobian matrix.
Does the course cover symmetrical and unsymmetrical faults?
Yes. The course explains machine reactance during faults, Thevenin-based symmetrical fault analysis, symmetrical components, sequence reactance diagrams, and step-by-step fault calculations.
Is ETAP included in the course?
Yes. The curriculum includes ETAP lessons on single-line diagrams, component ratings, load flow, short-circuit analysis, arc-flash studies, transient stability, harmonics, harmonic filters, PV system simulation, and earthing/grounding grid design.
Are downloadable course materials included?
Yes. Downloadable PDF course slides are included in the relevant course sections.
Are subtitles available in other languages?
Subtitles are available in English, Arabic, Hindi, German, French, and Spanish.
What is the difference between monthly and lifetime access?
Monthly access is $19.99 per month. Lifetime access is a one-time payment of $97, with no recurring renewal.
Can I study at my own pace?
Yes. You can progress through the lessons at your own pace and revisit the course materials as needed.
Can I request a refund?
Yes. You can request a refund within 7 days of your purchase.
Advance Your Power System Analysis Skills
Master Electrical Power System Analysis — From Fundamentals to Practical Applications
Build confidence in per unit calculations, load flow, fault analysis, network matrices, stability, and practical ETAP studies.
Explore Course Access OptionsMonthly subscription or one-time lifetime purchase.