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Lessons I learned during the start-up of an MV switchgear

In the world of electrical engineering, a term start up assumes all works which are necessary to be done for putting in operation already tested switchgear, as close as possible…...

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Oct 31, 2019 | Miodrag Kokotovic

Lessons I learned during the start-up of an MV switchgear

Power supply conceptual schemes for small, medium-sized and large industrial plants

This technical article presents preferred system structures and power supply concepts for small, medium-sized and large industrial plants that meet the different requirements for power demand and supply quality. For…...

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Oct 22, 2019 | Edvard

Power supply conceptual schemes for small, medium-sized and large industrial plants

Top ten software for electrical design, analysis and simulation of T&D networks

The importance of stability and maintaining the power quality of the electricity transmission and distribution (T&D) networks necessitates a thorough examination of all aspects of the design, analysis, and simulation…...

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Oct 10, 2019 | Ali Bahonar

The 10 most used software for electrical design, analysis, and simulation of T&D networks

Automatic transfer switch between three power sources (analysis of schemes)

When a switchboard can be supplied from two or more different sources, transfer between those sources can be done manually or automatically. This kind of configuration is usually designed when…...

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Oct 03, 2019 | Miodrag Kokotovic

Automatic transfer switch between three power sources (analysis of schemes)

Why we find temperature so important everywhere in electrical engineering?

The purpose of this article is to underline and illustrate the importance of temperature for various aspects of electrical engineering. This is one of the crucial engineering issues from the…...

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Sep 20, 2019 | Miodrag Kokotovic

Why we find temperature so important everywhere in electrical engineering?

Field devices and signals used for LV SCADA operations

At low voltage level, SCADA applications are usually used for process control and monitoring of equipment. Furthermore, incoming circuit breakers or switch disconnectors inside large LV switchboards may also be…...

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Sep 05, 2019 | Miodrag Kokotovic

Field devices and signals used for LV SCADA operations

Case study: Failure of a transformer & switchgear buses due to a ferroresonance event

First of all, it’s good to know that the possibility of a transformer ferroresonance condition rapidly increases as the transformer is closer to generator zone. This condition may occur when…...

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Aug 23, 2019 | Edvard

Case study of transformer failure due to a ferroresonance occurrence

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 | Miodrag Kokotovic

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

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 | Miodrag Kokotovic

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

The magic I used to reduce harmonics in a plant (a real case study)

During last several decades, number and severity of electrical engineering problems caused by harmonic distortion have been significantly increased in both, domestic and industrial environment. This is mainly due to…...

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Jul 11, 2019 | Miodrag Kokotovic

Case study: The magic I used to reduce harmonics in a plant


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