Single & Three Phase Grounding
The National Electrical Code (NEC) defines “ground” as “A conducting connection, whether intentional or accidental, between an electrical … Read More
The National Electrical Code (NEC) defines “ground” as “A conducting connection, whether intentional or accidental, between an electrical … Read More
According to the common practice that was followed years ago, many electrical installations were not grounded. Perhaps the … Read More
The per unit (PU or P.U.) method of calculation is often used as an aid in the analysis … Read More
As is the case with many English words, the word “tariff” has more than one definition. A common … Read More
The applications of the different types of protection systems for the protection of various types of equipment and … Read More
What is a Swing Equation? The motion of a synchronous machine is governed by Newton’s law of rotation, … Read More
This article examines transient stability in large interconnected power systems and their four operating states. Power system stability … Read More
This article discusses protective relays, emphasizing their role in responding to signals from transducers to prevent damage to … Read More
The operation of a power system is affected by disturbances that could be due to natural occurrences such … Read More
The normal operation of the power system at steady state is affected, sometimes dramatically, by the occurrence of … Read More
The method of symmetrical components is employed to analyze power systems with unbalanced polyphase voltages and currents. It … Read More
The article provides an overview of the electrical power system, detailing its three major components: generation, transmission, and … Read More