Edvard Csanyi
1592 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.
Medium Voltage
MV distribution system design based on metal-clad drawout switchgear
Nowadays, system design engineers have a choice of many types of systems that may be used for a particular application. This discussion covers medium voltage distribution systems and their practical… Read more
Aug 05, 2019 | By Edvard
Energy Generation
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 | By Edvard
Energy and Power
The essentials of designing MV/LV single line diagrams (symbols & drawings analysis)
First of all, power system designers should always communicate their design requirements through a combination of drawings, schedules and technical specifications. One of the key tools in developing and documenting… Read more
Jul 29, 2019 | By Edvard
Protection
Practical implementation of the six most common transformer protection principles
This technical article relies on the previously published article (6 alarms coming from a substation transformer you MUST take very seriously), but is much more dedicated to the implementation of… Read more
Jul 24, 2019 | By Edvard
Power Substation
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 | By Edvard
Power Substation
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 | By Edvard
Protection
Critical aspects of a distance non-unit relay protection (you should understand)
Non-unit protection consists of circuits that measure and compare the voltages and currents at the relaying point. It is able to determine the location of the fault from these values…. Read more
Jul 15, 2019 | By Edvard
Energy Generation
Issues with distributed generation protection (bulk power and distributed generators)
Besides a number of benefits, there are some technical problems with relay protection of distributed generators. It turned out to be one of the most problematical technical issues since its… Read more
Jul 10, 2019 | By Edvard
Energy and Power
Practical tips for installing surge protection devices in low voltage panel
In an electrical systems, surge protection devices (SPDs) are usually installed in tap-off configuration (in parallel) between the live conductors and the earth. The operating principle of SPD can be… Read more
Jul 08, 2019 | By Edvard
Energy and Power
How harmonic filters prevent distortions in networks with high harmonic levels
The subject of this technical article are harmonic filters and their design. Filtering measures are recommended and may be required for electrical systems with too high harmonic levels. Filter circuits… Read more
Jul 03, 2019 | By Edvard
Protection
Differential protection of a transmission line with digital communication via pilot wires
Wire connections have a limited transmission bandwidth (3.4 kHz in the case of telephone twisted pairs). In the past they were used for differential protection with analog (50 Hz) measured… Read more
Jun 26, 2019 | By Edvard
Energy and Power
MV/LV transformers – The most common power supply in low voltage networks
The general term power supply in LV networks refers to the supply of electrical energy. The power supply, and more generally the different supplies, are provided by sources (mains supply,… Read more
Jun 24, 2019 | By Edvard
Protection
Fuses as the oldest and simplest method of protecting rural distribution systems
Fuses are the oldest and simplest methods of protecting rural networks. There is no method as simple as fuses, but don’t be tricked, modern fuses are very reliable devices. All… Read more
Jun 19, 2019 | By Edvard
Protection
Using earth & phase directional protection where power flow direction might change
Directional protection relay is often used in all network parts in which the direction of flow of power might change, notably in the instance of a short circuit between phases… Read more
Jun 17, 2019 | By Edvard
Energy Generation
Typical electrical distribution scheme and SCADA system of an oil/gas production plant
Power can be provided from mains power or from local gas turbines or diesel generator sets. Large facilities have high power demands, from 30 MW and upwards to several hundred… Read more
Jun 12, 2019 | By Edvard
