Per-Unit Method Short Circuit Calculation
I. Introduction In a previous post, the Impedance Method of Short-Circuit Calculation has been presented. To provide a comparative analysis on the accuracy of each calculation, the example provided in …
Advantages of Per Unit and Percent Calculations
Power System analysis software is very expensive and beyond the reach of small and medium enterprises. The only option, when fault analysis is required, is to perform calculations manually using …
10 Reasons to Use Per unit
In the advent of computers, per unit or percent methods of calculations simplify short circuit calculations. J. Lewis Blackburn and Thomas J. Domin, in their book Protective Relaying, Principles and …