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Author Archive for: Edvard Csanyi

Edvard Csanyi

1656 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.



D.M.C.R. Protection Relay for Oil Transformer

Introduction to D.M.C.R. Faults detected on live transformer unit: Dielectric fluid level is detected as low Overheating is detected Excess pressure is detected Standards Possibilities of D.M.C.R.: Oil level control… Read more

Jan 16, 2013 | By Edvard Csanyi

DMCR - Detection, Measurement and Control Relay for Hermetically Sealed Oil Transformer
High Voltage

Purpose of Disconnect Switches In HV Substation

Switches may be of several types, the common characteristic is that none are designed to interrupt fault currents and the insulation or insulators associated with them must coordinate with the… Read more

Jan 14, 2013 | By Edvard Csanyi

Purpose of Disconnect Switches In HV Substation (on photo: Siemens Goab switch)

Testing and Commissioning of MV/HV Cables

Compare cable data with drawings and specifications. Inspect exposed sections of cables for physical damage. Inspect bolted electrical connections for high resistance using one or more of the following methods: Use… Read more

Jan 12, 2013 | By Edvard Csanyi

Testing and Commissioning of MV/HV Cables
Testing and Commissioning

Testing and Commissioning of Substation DC System

Power substation DC system consists of battery charger and battery. This is to verify the condition of battery and battery charger and commissioning of them. Following instruments will be used… Read more

Jan 09, 2013 | By Edvard Csanyi

Testing and Commissioning of Substation DC System
High Voltage

Environmental Stresses On External Insulation

The external insulation (transmission line or substation) is exposed to electrical, mechanical, and environmental stresses. The applied voltage of an operating power system produces electrical stresses. The weather and the… Read more

Jan 07, 2013 | By Edvard Csanyi

Environmental Stresses On External Insulation
Wind Power

Geographical Variation in the Wind Resource

Ultimately the winds are driven almost entirely by the sun’s energy, causing differential surface heating. The heating is most intense on land masses closer to the equator, and obviously the greatest heating… Read more

Jan 04, 2013 | By Edvard Csanyi

Geographical Variation in the Wind Resource

The Future of MOS-Controlled Thyristor (MCT)

The MCT is type of power semiconductor device that combines the capabilities of thyristor voltage and current with MOS gated turn-on and turn-off. It is a high power, high frequency,… Read more

Jan 01, 2013 | By Edvard Csanyi

MOS Controlled Thyristor

Importance of Transformer Inrush Current

When a transformer is taken off-line, there will be a certain amount of residual flux that can remain in the core due to the properties of the magnetic core material…. Read more

Dec 28, 2012 | By Edvard Csanyi

Importance of Transformer Inrush Current
Industrial Automation

SCADA As The Heart Of a Distribution Management System

At a high level, the elements of a distribution automation system can be divided into three main areas: SCADA application and server(s) DMS applications and server(s) Trouble management applications and… Read more

Dec 25, 2012 | By Edvard Csanyi

SCADA As Heart Of Distribution Management System

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