Topic outline

  • Fundamentals on Electrical Systems Operation, Maintenance, Testing & Troubleshooting

    This course covers systematic techniques on electrical systems operation, maintenance, testing and troubleshooting for engineers, supervisors and other technical staff who work in transmission, distribution, maintenance, operation, control and analysis of utilities and industrial electrical networks
    • Training Methodology & Objectives

      Training Methodology

      This Trainee-centered course includes the following training methodologies:-

      • Talking presentation Slides (PPT with audio)
      • Simulation & Animation
      • Exercises
      • Videos
      • Case Studies
      • Gamification (learning through games)
      • Quizzes, Pre-test & Post-test

      Course Objectives

      After completing the course, the employee will:-

      Apply and gain a fundamental knowledge on electrical systems operation, maintenance, testing and troubleshooting Discuss the basic electrical theory and concepts including conductors, insulators, semiconductors, electromotive force and simple electrical circuit
      Explain Ohm’s law, resistance and resistivity, direct current (DC), alternating current (AC) and frequency (f, hertz) Identify power factor (pf) - real power/ apparent power, leading or lagging power factor, power factor and generator set KVA and the components of a substation
      Design power substation and layout as well as describe earthing and bonding, electrical separations and Earth fault compensation Determine transmission line parameters, resistance, temperature effects, inductance, capacitance, isolators, conductor systems and insulation
      Discuss the principle of operation and transformer as well as transformer equations, power transformers, transformer parameters and transformer tap changer Explain power system operating constraints, equipment constraints, stability constraints, harmonics and voltage distortion
      Identify the disturbances in the torque of induction motors as well as apply power system protection, faults and abnormal operating conditions, sensitivity, selectivity, reliability and dependability Carryout insulation testing and maintenance, classification of insulation, testing and sampling insulating liquids and cleaning electrical insulation
      Implement continuous monitoring and recognize protection components, protection relays, instrument transformers, current transformers and system transducers Use and test voltage transformers as well as apply lightning protection, transformer protection and switchgear maintenance
      Recognize the ten tips to optimize switchgear life and enhance reliability
      • Course Description

        This E-Learning course is designed to provide participants with a fundamental overview on electrical systems operation, maintenance, testing and troubleshooting. It covers the basic electrical theory and concepts including conductors, insulators, semiconductors, electromotive force and simple electrical circuit; the Ohm’s law, resistance and resistivity, direct current (DC), alternating current (AC) and frequency (f, hertz); the power factor (pf) - real power/ apparent power, leading or lagging power factor, power factor and generator set KVA and the components of a substation; the power substation and layout; and the earthing and bonding, electrical separations and Earth fault compensation
        Further, the course will also discuss the transmission line parameters, resistance, temperature effects, inductance, capacitance, isolators, conductor systems and insulation; the principle of operation and transformer as well as transformer equations, power transformers, transformer parameters and transformer tap changer; the power system operating constraints, equipment constraints, stability constraints, harmonics and voltage distortion; the disturbances in the torque of induction motors; and the power system protection, faults and abnormal operating conditions
        During this course, participants will learn the sensitivity, selectivity, reliability and dependability; the insulation testing and maintenance, classification of insulation, testing and sampling insulating liquids and cleaning electrical insulation; the continuous monitoring; the protection components, protection relays, instrument transformers, current transformers and system transducers; the use and testing of voltage transformers; the lightning protection, transformer protection and switchgear maintenance; and the ten tips to optimize switchgear life and enhance reliability
        • Module 1 - Basic Electrical Theory and Concepts

          Contents:
            • Conductors
            • Insulators
            • Electromotive Force (EMF)
            • Simple Electrical Circuit
            • Ohm’s Law
            • Resistance and Resistivity
            • Direct Current DC
            • Alternating Current (AC)
            • Frequency (f, Hertz)
            • Period T 
            • A Period of a Sine Wave
            • Units and Abbreviations
            • Reactance (X, Ohms)
            • Impedance (Z, Ohms)
            • Electrical Power/Energy
            • Electrical Power P
            • Electrical Power
            • Electric Energy E 
            • Active Power (P Watts)
            • Reactive Power (Q, Vars)
            • Apparent Power (Α, Volt-Amps, VA)
            • Power Factor (PF) Real Power/ Apparent Power
            • Leading or Lagging Power Factor
            • Power Factor & Generator Set KVA
            • Video: Learn Basic Electrical Concepts & Terms
            • Module Quiz
          • Module 2 - Designing of Power Substation and Layout

            Contents:
              • Components of a Substation
              • Earthing and Bonding
              • Electrical Separations
              • Conductors (Cables and Bus Bars)
              • Cables
              • Cable Types
              • Earth Fault Compensation
              • Fault Current with Earth Fault Compensation
              • Fault Current - Solid Earthing
              • Low-Impedance Neutral Earthing
              • Fault Current Low - Impedance Neutral Earthing
              • Video: How Do Substations Work
              • Module Quiz
            • Module 3 - Transmission Line Parameters

              Contents:
                • Introduction
                • Resistance
                • Inductance
                • Capacitance
                • Overhead Line Terminations
                • Components of a Substation
                • Isolators
                • Conductor Systems
                • Insulation
                • Fuses & Disconnects
                • Motors & Motor Control Centers
                • Transformers
                • Function
                • Principle of Operation
                • Transformer
                • Principle of a Transformer
                • Transformer Equations
                • Power Transformers
                • Transformer Parameters
                • Transformer Tap Changer
                • Types of Tap Changers
                • No-Load Tap Changers
                • Load Tap Changers
                • Video: Motor Control Centers improve reliability and safety
                • Module Quiz
              • Module 4 - Transformers

                Contents:
                  • Function
                  • Principle of Operation
                  • Transformer
                  • Principle of a Transformer
                  • Transformer Equations
                  • Power Transformers
                  • Transformer Parameters
                  • Transformer Tap Changer
                  • Types of Tap Changers
                  • No-Load Tap Changers
                  • Load Tap Changers
                  • Module Quiz
                • Module 5 - Power System Operating Constraints

                  Contents:
                    • Equipment Constraints
                    • Stability Constraints
                    • Harmonics
                    • What are Harmonics?
                    • How Harmonics are Generated? 
                    • Harmonics are Produced in an Electrical Network by 
                    • Six Pulse Rectifier
                    • Effects of Harmonics
                    • Overloading of Neutrals
                    • Increase of Losses in the Transformers
                    • Increase of Skin Effect
                    • Voltage Distortion
                    • Disturbances in the Torque of Induction Motors
                    • Power System Protection
                    • The Need For Protection
                    • Module Quiz
                  • Module 6 - Fundamentals of Power System Protection

                    Contents:
                      • Faults and Abnormal Operating Conditions
                      • Protection System Attributes
                      • Overcurrent Protection
                      • Directional Overcurrent Protection
                      • Insulation Testing and Maintenance
                      • Classification of Insulation 
                      • Insulation Resistance 
                      • Insulation Testing and Maintenance
                      • Insulation-Resistance Meters
                      • Insulating Liquids 
                      • Testing and Sampling Insulating Liquids 
                      • Cleaning Electrical Insulation 
                      • Partial Discharge
                      • Video: What is Partial Discharge
                      • Module Quiz
                    • Module 7 - Protection Components

                      Contents:
                        • Protection Relays
                        • Instrument Transformers
                        • Theory of Operation
                        • Current Transformers
                        • System Transducers - Current Transformer
                        • System Transducers  - Voltage Transformer
                        • Current Transformers
                        • Current Transformer Types
                        • Current Transformers
                        • Safety When Working With CT’s
                        • Specifying  CT’s
                        • Future Trends in C.T. Design Using Optics
                        • C.T. Ratio Test
                        • C.T. Polarity Test
                        • Secondary Winding Resistance
                        • Voltage Transformers
                        • System Transducers - Voltage Transformer
                        • Use of Voltage Transformers
                        • Testing of Voltage Transformers
                        • V.T. Ratio and Polarity Test
                        • Secondary Winding Resistance
                        • Insulation Resistance of Windings
                        • Circuit Breakers
                        • System Transducers - Circuit Breaker
                        • Lightning Protection
                        • Lightning Protection - Shield Wires
                        • Lightning Protection - Surge Arresters
                        • Transformer Protection
                        • Transformer Faults
                        • Types, Ratings and Uses 
                        • Arrester Types
                        • Arresters - Inspection, Maintenance and Testing
                        • Inspection, Maintenance and Testing
                        • Inspection and Tests - Visual and Mechanical Inspection
                        • Clean Unit
                        • Electrical Tests
                        • Module Quiz
                      • Module 8 - Switchgear Maintenance

                        Contents:
                          • Ten Tips to Optimize Switchgear Life and Enhance Reliability
                          • Introduction
                          • Ten Tips to Optimize Maintenance of Electrical Switchgear
                          • Conclusion
                          • Video: Low Voltage Switchgear Arc Flash Solutions
                        • Module 9 - Case Studies

                          Contents:
                            • Direct Current Generator
                            • Case Study#1 - Electric Generators and Motors
                            • Case Study#2 - Circuit Breakers
                            • Case Study#3 - Principles in Using a Drawing and Meter in Troubleshooting Circuits
                            • Case Study#4 - Lamp Indicators as Testing Devices
                            • Case Study#5 - Overloads and Fault Protection
                            • Case Study#6 - Sample Problem with Solution - 1
                            • Case Study#7 - Sample Problem with Solution - 2
                            • Case Study#8 - Sample Problem with Solution - 3
                            • Case Study#9 - Electrical Periodic Inspection Report (PIR) Electrical Testing & Inspection
                          • Post-Test

                            Kindly complete the post-test to assess your knowledge about the topic after the course.