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Courses/Engineering/Power Generation & Distribution

Symmetrical Components and Fault Current Analysis

Master the essential methodology for analyzing power system imbalances and calculating fault currents using symmetrical components and sequence networks.

Created byFoad Alvandi
BeginnerUpdated Feb 24, 2026
Symmetrical Components and Fault Current Analysis

What You'll Learn

check_circleBe able to calculate three-phase voltages and currents from their sequence components.
check_circleCalculate the zero-, positive-, and negative-sequence impedances of loads and transmission lines.
check_circleCalculate power delivered to loads with the help of sequence networks.
check_circleDetermine and draw up the sequence networks of rotating machines and transformers.
check_circleDescribe the different modes of faults in power systems, the frequency of occurrence, and the severity of each.
check_circleOutline the causes of power system short circuit faults.

About This Course

This on-demand webinar is on the topic of “Symmetrical Components and Fault Current Analysis” of power systems. This webinar, through slides and discussions, goes over the theory of symmetrical components and their role in analyzing asymmetrical faults in power systems.

The webinar starts with coverage of the theory of symmetrical components and applies the theory to finding sequence networks of balanced impedance loads, three-phase impedance loads, and transmission lines. It covers the calculation of power in sequence networks. Sequence networks of main components of transmission lines, such as transformers, synchronous generators, and motors, are discussed. Finding the Thevenin equivalent circuit is reviewed and applied to finding equivalents of positive-, negative-, and zero-sequence networks of transmission systems.

Single-line-to-ground, line-to-line, and double-line-to-ground faults are thoroughly analyzed and covered. A type of fault that consists of a simultaneous combination of two of the above faults is analyzed. Fault currents and fault-induced voltages at the point of fault are calculated for all of the fault types listed in the above paragraph. Three-phase faults are discussed and fault currents for them are calculated.

Each topic is immediately followed by well-chosen numerical examples and detailed steps leading to the solution of each to further enhance the learning experience of the participants. This webinar is intended for electrical engineers, as well as technical personnel who are interested in learning the fundamentals of power systems short circuit and fault current analysis. Mastery of the topics covered in this webinar is very much expected of those engineers who are interested in a career in power systems analysis, design, or protection.

Your Instructor

Foad Alvandi
Foad Alvandi

Professional Engineer with over 40 years of experience

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Mr. Foad Alvandi is an online PDH course provider of continuing education for LearnFormula Mr. Alvandi holds a Bachelor of Science degree in Electrical Engineering and a Master of Science degree in Electrical and Computer Engineering from George Mason University. He is a registered Professional Engineer in the State of Maryland. Mr. Alvandi is a seasoned engineer with over 40 years of experience in the electrical and solar power industries, as well as a number of years of teaching experience. He is an adjunct professor with Johns Hopkins University and presently teaches the graduate-level “Introduction to Electrical Power Systems” course in their online EP (Engineering for Professionals) program. He has retired in recent years from full-time work in the industry, but continues to teach and keeps updated on the latest developments in the solar and electrical power industries in general.

Credit Information

Do these courses count toward my professional development requirements?

This portal is provided as a training and development resource for City of Markham employees. Every course is delivered by a qualified subject matter expert or learning organization, is quantifiable in hours, and is verifiable — you receive a documented certificate of completion for every course you finish, stored on LearnFormula indefinitely.

If you hold a professional designation (for example in engineering, accounting, human resources, or law), courses may be counted as professionally relevant, verifiable learning activities toward your continuing professional development. Individual practitioners are responsible for confirming that an activity meets the requirements of their professional body. For questions about the City of Markham's training and development policies, please speak with your people leader or Human Resources.

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We are a registered provider with 327+ associations and regulatory bodies worldwide. We operate across 29 global markets including Canada, the US, Australia, and the UK. Every course page clearly displays its specific accreditations. Upon completion, you receive a professional certificate that can be validated online. Our certificates include all necessary accreditation details, credit hours, and completion dates, and are formatted specifically to meet the submission requirements of most global regulatory bodies.