The story of designing the electrical part of MV/LV power substation

Designing a new MV/LV distribution substation is somewhat complicated and involves a lot of factors you must take care of. This technical article will try to present the essential steps… Read more

Jan 15, 2020 | Edvard

The problem of induced voltages in control cables in high voltage substations

Cabling in power substation is very important due to the fact that they are the longest parts of a system and therefore act as efficient antennas that pickup and or… Read more

Jan 13, 2020 | Edvard

Five switching devices you are likely to spot in most of the low voltage switchgears

This technical article will try to shed some light on switching devices usually installed in low voltage switchgear – circuit breakers, contactors, disconnectors, load-break switches, switch disconnectors and fuses. There… Read more

Dec 23, 2019 | Edvard

The analysis of MV/LV incoming supply configurations for large industrial plants

The metal-processing industry is an excellent example where you can find specific large industrial plants. Why specific? Maybe because in such plants, there are only a few individual large loads…...

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Dec 18, 2019 | Edvard

Why substation equipment fails and why it’s wise to think of that much before failure

This technical article will try to shed some light on why and how electrical equipment fails and what’s happening before and during the failure of particular substation equipment like switchgear,… Read more

Dec 09, 2019 | Edvard

Notes in preparation of an MV/LV substation civil drawings and construction layout

MV/LV substations are not only a point of supply but also provide a means of network isolation in the event of faults or emergencies. In that manner, a detailed substation…...

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Dec 05, 2019 | Edvard

HV/EHV substation switching configurations, control and protection functions

The demand for power is growing rapidly due to increased industrial activities almost all across the world. Various generating sets of large ratings are being set up to meet this… Read more

Nov 25, 2019 | Edvard

5 substation building services that usually lack of proper design (and make troubles later)

This technical article introduces five main principles involved with substation control building and switchyard services that make a lot of troubles to substation crew if poorly designed. The article covers… Read more

Nov 20, 2019 | Edvard

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

Standard cubicle configurations for a medium voltage metal-enclosed switchgear

This technical article will shed some light on the standard design of medium voltage metal-enclosed switchgear cubicles in terms of enclosure configurations as well as the characteristics of busbar system…. Read more

Oct 21, 2019 | Edvard