Throughout the course, we will learn about symmetrical and unsymmetrical power system faults with many solved examples.
You will learn in this course:
- Meaning of a fault in the electrical system
- Meaning of overloading in the electrical system
- Types of faults in the electrical system
- Classification of faults in the electrical system
- Difference between symmetrical and unsymmetrical faults
- Difference between earth and phase faults
- Classification of faults according to time and number of phases
- Equations and phasor diagram of a healthy system
- Equations and phasor diagram of a three-phase fault
- Equations and phasor diagram of a single line to ground fault
- Equations and phasor diagram of a line to line fault
- Equations and phasor diagram of a double line to ground fault
- Effect of open-circuit fault on electrical power system
- Current and voltage waveforms in case of an electrical fault
- Representation of electrical components, reactance diagram, and per-unit system
- The solution of several examples on per unit system
- Different reactances in the electrical machine during fault
- Thevenin method and steps of analyzing symmetrical faults
- The solution of many examples on symmetrical faults
- Conversion of the unbalanced system in symmetrical faults into balanced systems
- Modeling different components for reactance diagram
- Example on drawing the reactance diagram of +ve, -ve, and zero sequences
- Equivalent circuits for different fault types
- Solution of examples on unsymmetrical faults in the power system