Edvard Csanyi
1577 awesome technical articles
Electrical engineer, programmer and founder of EEP. Highly specialized for design of LV/MV switchgears and LV high power busbar trunking (<6300A) in power substations, commercial buildings and industry facilities. Professional in AutoCAD programming.
Cables
Dos, don’ts and precautions in wiring cables and conductors inside low-voltage switchboard
To be clear from the very beginning of this article, there is no standard model for wiring low voltage switchboards and panelboards. However, for the wide variety of installations and… Read more
Apr 26, 2021 | By Edvard
Electrical Lectures
Learn how to interpret transformer nameplate information
As we all know, all substation equipment (should) have a metal plate with its “name” on it. Here we’ll discuss power and distribution transformers and information that their nameplates carry…. Read more
Apr 12, 2021 | By Edvard
Electrical Lectures
Top ten courses on EEP Academy for electrical engineers, technicians and students
Learning and studying have never been easier than nowadays. Since we started the EEP Academy, there are thousands of electrical engineers, students, technicians, and many others who are literally hungry… Read more
Mar 31, 2021 | By Edvard
Protection
Three basic principles of differential protection you SHOULD properly understand
The three basic principles of differential protection explained in this article, which has been known for decades, are still applicable and independent of the specific device technology. The differential protection… Read more
Mar 29, 2021 | By Edvard
Low Voltage
The essentials of automation applied to distribution systems via PLCs, SCADA, IEDs, and RTUs
Nowadays, it seems that everything we do tend to be somehow automated. The very same is happening in electrical distribution systems. The distribution system at the medium voltage (MV) or… Read more
Mar 15, 2021 | By Edvard
Power Substation ♛
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Fundamental electrical schemes of connections for supply at generator voltage and higher
This technical article will shed some light on fundamental schemes and arrangements of connections for supply at generator voltage, higher than generated voltage, and a few basic transmission schemes. It…...
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Mar 08, 2021 | By Edvard
Energy and Power
A few practical ways to determine required reactive energy compensation for a power system
This article will shed some light on how adding capacitors gives the distribution system the necessary reactive power to return the power factor to the required level. Capacitors act as… Read more
Mar 01, 2021 | By Edvard
Maintenance
Troubleshooting Buchholz relay and recommended actions when it operates
This technical article provides guidance on the possible causes of Buchholz relay operation and recommends actions following the receipt of a Buchholz surge trip or gas collection alarm. It covers… Read more
Feb 15, 2021 | By Edvard
Maintenance
Recommendations for the successful erection of medium voltage switchgear
Electrical engineers working on project execution know that switchgear erection brings many challenges, no matter the voltage level. The switchgear cannot always be assembled in the factory and shipped to… Read more
Feb 01, 2021 | By Edvard
Energy and Power
How to measure power quality? What devices should you use and what to measure?
Measuring power quality and finding a bugbear in the network which is messing with the power are considered a highly paid job. Every electrical network and its problems with harmonics,… Read more
Jan 18, 2021 | By Edvard
Power Substation
Four ways of ensuring proper selectivity in MV/HV electrical network protection
Selectivity study of a power system is usually considered as an advanced job for advanced engineers, mostly relay protection engineers. This article will try to get close to a few… Read more
Jan 04, 2021 | By Edvard
Energy and Power
Hey engineers, wish you a happy and normal new year, 2021!
Just a short note from me today, the end of this crazy year. I’d like to wish you a normal and happy New Year on behalf of myself and everyone… Read more
Dec 30, 2020 | By Edvard
Electrical Lectures
The facts about numerical relays that every electrical engineer should know
The first protection devices based on microprocessors were employed in 1985. The widespread acceptance of numerical technology by the customer and the experiences of the user helped in developing the… Read more
Dec 23, 2020 | By Edvard
Electric Motor
Troubleshooting the most typical winding problems of three phase electric motors
It’s always important to identify the real cause of burned windings and not just to replace the electric motor. Motor windings have a different appearance in all these failure situations:… Read more
Dec 21, 2020 | By Edvard
Protection
Exciting and inrush currents in transformers that often make protection relays go crazy
If normal voltage is impressed across the primary terminals of a transformer with its secondary open-circuited, a small exciting current flows. This exciting current consists of two components, the loss… Read more
Dec 07, 2020 | By Edvard
