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 | Edvard

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 | Edvard

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 | Edvard

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…...

PREMIUM Membership Required

This content is available for Premium members only. Premium membership gives you an access to specialized technical articles and other extra premium content (electrical guides and software). Login ♛Register ♛

Jul 25, 2019 | Miodrag Kokotovic

6 alarms coming from a substation transformer you MUST take very seriously

Transformers are the most expensive piece of apparatus in a power substation and therefore must have appropriate protection equipment installed to guard against various faults. This technical article explains a… Read more

Jul 22, 2019 | Edvard

Example of 33/11 kV substation on-site assessment report

This technical article presents the shorten version of the report of an on-site assessment at the 33/11 kV Shatt Al Arab substation built in Iraq back in 2005. The assessment… Read more

Jul 17, 2019 | Edvard

Integration of IEC 61850 in power plant automation, control, and protection systems

IEC 61850 is much more than a protocol. The general scope of the standard is designed to support the communication of all functions being performed in a substation. Its main… Read more

May 29, 2019 | Edvard

Solving the architectural and reliability puzzle of a protection and control system

This technical article discusses some of the basics of protection and control as successfully used for decades. Majority of these general requirements will have to be retained by new communication-based… Read more

May 27, 2019 | Edvard

The essentials of radial distribution system and its subtransmission circuits

Electric distribution system is all of that part of an electric power system between the bulk power source or sources and the consumers’ service switches. The bulk power sources are… Read more

May 15, 2019 | Edvard

How to make calculation for a distribution substation 10/0.4 kV, 2×1600 kVA

Distribution substations with installed power of 2×1600 kVA are typical example of electrical power supply facilities which can be often seen all around the Europe and wider. By “calculation” of such a substation, it is assumed that...

PREMIUM Membership Required

This content is available for Premium members only. Premium membership gives you an access to specialized technical articles and other extra premium content (electrical guides and software). Login ♛Register ♛

May 02, 2019 | Miodrag Kokotovic