LV/MV/HV Technical Articles
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This manual is a guide for electrical and telecommunications engineers and designers (hereafter referred as A/E) for the planning and design of the electrical power distribution, lighting, signal, telecommunications, and… Read more
The objective of this guide is to simplify the theory and calculations that electrical engineers typically need to understand in order to support operations, maintenance, and betterment projects for generating…...
Distribution transformers are very efficient, with losses of less than 0.5% in large units. Smaller units have efficiencies of 97% or above. It is estimated that transformer losses in power… Read more
In EHV circuit breakers, the voltage across the open circuit breaker blades is significant. In order to distribute the voltage uniformly across the multi-break interrupters in an open circuit condition,…...
When it comes to breaking the magnetizing current in the case of no-load transformers, one must first bear in mind that there are no type tests for this operation, first… Read more
This guide contains 77 most important electrical inspection checklists taken from the 2014 Electrical Inspection Manual with Checklists. The checklists are in PDF format and can be completed electronically or… Read more
Facts Worth Knowing About Frequency Converters gives a simple introduction to the work and build-up of a frequency converter and the AC motors connected to it. The basic elements are… Read more
There are several important reasons why a grounding system should be installed. But the most important reason is to protect people! Secondary reasons include protection of structures and equipment from… Read more
As “junction points” present at all voltage levels and carrying energy in electric power systems, power substation buses are critical to system topology. Exposure to high fault currents imposes stringent… Read more
Becoming the good electrical engineer requires a lot of passion, training and commitment. This comprehensive section is prepared as a resource for individuals and professionals interested in the electrical engineering career path.
In this section you will find very usefull books and guides related to electrical science in general, AC/DC electrical circuits, network protection, electrical installations, lighting etc.Browse
Substation engineers nowdays are involved in projects from design and conceptualization to maintenance. Because of the wide range of industries using electrical engineers, many engineers specialize in some of the sub-discipline of electrical engineering.
Depending on background and expertise, projects can include systems such as energy transmission and distribution, protection and control etc.Browse
This section is dedicated to tools every electrical engineer can use in daily work. These spreadsheets developed by enthusiasts will make your job much more easier, alowing you to shorten the time used for endless calculations of power cables, voltage drop, power factor, circuit breakers, capacitors, cable size, power transformers etc.
Just to mention that all calculation spreadsheets are FREE for download!Browse