Per Unit System: Problem Solved For Easy Understanding (continued)
In this post, we calculate the full load current drawn by the load. See linked post to view how the per unit impedances were calculated.
Electrical Concepts
Articles cover electrical concepts such as per unit systems, industry jargon, etc.
Per Unit System – Practice Problem Solved For Easy Understanding
Let’s understand the concept of per unit system by solving an example. In the one-line diagram below, the impedance of various components in a power system, typically derived from their nameplates, are presented. The task now is to normalize these values using a common base.
What Do Symmetrical, Asymmetrical, Momentary, Interrupting, Close & Latch Ratings Mean?
These terms were coined over a time period to identify the appropriate short circuit current magnitude that engineers could use to size the switchgears, switchboards, panelboards, and the circuit breakers.
Symmetrical Components – Demystified
Learning symmetrical components can be overwhelming if you are considering its mathematical aspect only. It is time to step back and understand this concept from a macro view.
Arc Flash Hazard Study – 5 Ways You Can Ruin It
The complete article written by Steve Coleman and Aleen Mohammed (PeGuru admin) is published in the Electrical Construction & Maintenance magazine. Read this article on ECMweb at: https://ecmweb.com/arc-flash/arc-flash-hazard-evaluation Article Abstract: If you are conducting an arc flash study, you are probably using one of the many software packages that can perform the analysis for you …
