The characteristic data of distribution transformers are determined by the requirements of the network. The effective power determined must be multiplied by the power factor cosφ to give the rated power… Read more
Jan 04, 2017 | Edvard
Every technology has applications for which it seems admirably suited, other applications for which it seems only marginally suited, and a group of applications for which it simply should not… Read more
Jan 02, 2017 | Edvard
Well engineers, it’s been a long year 2016. A lot of good things happened in the last 365 days. The most important for me personally and EEP are you –… Read more
Dec 31, 2016 | Edvard
Generally speaking, you must agree that electrical power system is a complex project consisting of the four main ingredients. Now, let’s observe each ingridient in details: Electricity supply Transmission Distribution… Read more
Dec 30, 2016 | Edvard
If the environmental conditions are likely to exceed normal working ranges of an AC converter, then arrangements should be made to provide additional cooling and/or environmental protection. The temperature limits… Read more
Dec 19, 2016 | Edvard
In this technical article, typical wiring and grounding problems, as related to power quality, are presented. Possible solutions are given for these problems as well as the possible causes for the… Read more
Dec 14, 2016 | Edvard
The busbars constitute the real “backbone” of every low voltage switchgear. The main busbar and branch busbars supply and distribute the energy. The same applies to connections between bars, whose quality… Read more
Dec 05, 2016 | Edvard
The metal-enclosed gas insulated switchgear inherently follows the criteria for new substation design and offers a higher reliability and flexibility than other solutions. Due to the gas enclosed design, GIS… Read more
Dec 02, 2016 | Edvard
We have all heard the term Inductor many times, but what is it? Well, it is a passive element designed to store energy in its magnetic field. Inductors find numerous… Read more
Nov 30, 2016 | Edvard
Dead circuit testing is testing performed with the power disconnected from the circuit. The main benefit of disconnecting power supply while tests with an external energy source are performed is… Read more
Nov 28, 2016 | Edvard
