Automatic Voltage Regulators (AVR) For Generator
Maintaining a constant voltage at different levels in a power system is crucial. Several techniques are available for voltage control at different levels. An Automatic … Read more
Types of Faults in Power System
This article describes the different types of faults in power system, such as LLL, LL, LG, LLG, and LLLG faults. Faults are defects that cause … Read more
Symmetrical & Unsymmetrical Faults
Two common types of faults encountered in power systems are symmetrical and unsymmetrical, each with distinct characteristics and implications for system operation and protection. When … Read more
Symmetrical Components
The method of symmetrical components simplifies the analysis of unbalanced three-phase power systems under normal and abnormal conditions. This method simplifies the problems of unbalanced … Read more
Sequence Impedance
The sequence impedance of a power system is crucial in understanding how the system behaves under asymmetrical fault conditions. The system’s performance can be determined … Read more
Phase Sequence
Definition: The phase sequence in a three-phase system shows the order of voltages attaining their peak or maximum value. The three phases in the 3-phase … Read more
Coefficient Of Coupling
Definition: The coefficient of coupling, denoted by (k), represents the proportion of magnetic flux generated by the current in one coil that interlinks with the … Read more
Skin Effect
Definition: The skin effect is a phenomenon in which alternating current (AC) does not uniformly distribute over the surface of the conductor, and it is … Read more
Inrush Current
Inrush current is the peak or maximum current that an electrical circuit draws when turned on. It can last for 3 to 10 cycles of … Read more
Series Magnetic Circuit
Definition: The Series Magnetic Circuit consists of various parts made of different magnetic materials and with varying sizes that carry the same magnetic field. Before understanding … Read more