6 beautiful animals that cause interruptions and hazards to electric utilities

Animals are one the largest causes of customer interruptions for nearly every electric utility worldwide, right after human and other factors. Problems and mitigation techniques are as varied as the… Read more

Aug 19, 2019 | Energy and Power

Practical modifications of MV/LV radial distribution systems applied in buildings

Previous technical article covered simple low voltage and medium radial distribution systems. This part continue with their practical modifications: loop-primary system – radial secondary, primary selective system – secondary radial… Read more

Aug 14, 2019 | Energy and Power

The most common MV/LV radial distribution systems applied in buildings

In many cases, power is supplied by the power utility to a building at the utilization voltage. In these cases, the distribution of power within the building is achieved through… Read more

Aug 12, 2019 | Low Voltage

5 types of software that LV design engineers MUST know how to work with

Back in early days, engineers weren’t able to use software tools for the purpose of drawing, calculation and design. So, how did they do it? Prior to software era, drawings…...

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Aug 08, 2019 | Energy and Power ♛

Maintenance and troubleshooting guidelines for a typical high voltage switchgear

Like any other major component of the high voltage electrical network, a switchgear also needs maintenance schedules for trouble-free operation during its life cycle. No one should work on the… Read more

Aug 07, 2019 | Maintenance

MV distribution system design based on metal-clad drawout switchgear

Nowadays, system design engineers have a choice of many types of systems that may be used for a particular application. This discussion covers medium voltage distribution systems and their practical… Read more

Aug 05, 2019 | Medium Voltage

How not to select the wrong generator set (genset) for your application

Generator set is maybe the most expensive part you can find in a substation. Therefore, many factors must be considered when determining the proper size or electrical rating of an… Read more

Jul 31, 2019 | Energy Generation

The essentials of designing MV/LV single line diagrams (symbols & drawings analysis)

First of all, power system designers should always communicate their design requirements through a combination of drawings, schedules and technical specifications. One of the key tools in developing and documenting… Read more

Jul 29, 2019 | Energy and Power

Learn how to analyse and check factory wiring diagrams of a MV switchgear

As already written earlier regarding LV switchboard, wiring diagrams are used to show control and signalization principle of operation inside switchboard. Usually they are given in form of electrical circuits…...

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Jul 25, 2019 | Medium Voltage ♛

Practical implementation of the six most common transformer protection principles

This technical relies on the previously published article (6 alarms coming from a substation transformer you MUST take very seriously), but is much more dedicated to the implementation of relay… Read more

Jul 24, 2019 | Protection

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