Edvard Csanyi
1576 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.
Low Voltage
Why Ground Fault Protection Matters and Which Scheme For Sensing Ground Faults To Choose
A ground fault normally occurs in one of two ways: by accidental contact of an energized conductor with normally grounded metal, or as a result of an insulation failure of… Read more
Mar 19, 2018 | By Edvard
Power Substation
Understanding Substation Single Line Diagrams and IEC 61850 Process Bus (Depicting Relay Circuits)
The single line diagram (SLD) is the most basic of the set of diagrams that are used to document the electrical functionality of the substation. Its emphasis is on communicating… Read more
Mar 14, 2018 | By Edvard
Power Substation
Reading and Understanding AC and DC Schematics In Protection And Control Relaying
This technical article explains the AC/DC schematic representation of the protection and control systems used on power networks. This includes AC schematics and DC schematics and diagrams that prominently feature… Read more
Mar 12, 2018 | By Edvard
Energy Generation ♛
You can choose an annually based Plus, Pro, or Enterprise membership plan.
SPECIAL OFFER - Get 15% Off on PRO premium plan, use discount code: UX21M
Log InSign Up
Why does generator-current breaking differ from other switching devices in T&D systems
There are few switching situations that differ from the duties standardized for switching devices in transmission and distribution systems. One of these special situations are generator-current breaking. Generator circuit-breakers are…...
PREMIUM Membership Required
This technical article/guide requires a Premium Membership. Get access to all premium HV/MV/LV technical articles, electrical engineering guides, and papers. Check out each plan's benefits and choose the membership plan that works best for you or your organization.You can choose an annually based Plus, Pro, or Enterprise membership plan.
SPECIAL OFFER - Get 15% Off on PRO premium plan, use discount code: UX21M
Log InSign Up
Mar 09, 2018 | By Edvard
Energy and Power
Have you experienced an incorrectly specified CT that can’t be manufactured?
When a CT manufacturer says that he is unable to manufacture the requested CT, nine times out of ten this is because the CT has been incorrectly specified. To eliminate… Read more
Mar 07, 2018 | By Edvard
Protection
Achieving Relay Coordination and Selective Short Circuit Protection In Transmission Networks
The selected protection principle affects the operating speed of the protection, which has a significant impact on the harm caused by short circuits. The faster the protection operates, the smaller… Read more
Mar 05, 2018 | By Edvard
Energy and Power
Step-by-step tutorial for building capacitor bank and reactive power compensation panel
Design of reactive power compensation panel is much different and not that simple like standard distribution panel. When dealing with such panels, there are dozen of parameters to specify and… Read more
Feb 28, 2018 | By Edvard
Energy and Power
Measurements and Calculations Of Earth Electrode Systems (BS 7430)
System earthing involves the provision of a connection to the general mass of earth. This connection should have a resistance not greater than that required to operate safety mechanisms to… Read more
Feb 26, 2018 | By Edvard
Premium Content ♛
You can choose an annually based Plus, Pro, or Enterprise membership plan.
SPECIAL OFFER - Get 15% Off on PRO premium plan, use discount code: UX21M
Log InSign Up
Meet the Real Heart of Power System Operations – The Transmission Control Center
Transmission control center is the real heart of every utility’s power system operations. Typical transmission control centers have three main desks – the generation, transmission and scheduling desk. Let’s take…...
PREMIUM Membership Required
This technical article/guide requires a Premium Membership. Get access to all premium HV/MV/LV technical articles, electrical engineering guides, and papers. Check out each plan's benefits and choose the membership plan that works best for you or your organization.You can choose an annually based Plus, Pro, or Enterprise membership plan.
SPECIAL OFFER - Get 15% Off on PRO premium plan, use discount code: UX21M
Log InSign Up
Feb 23, 2018 | By Edvard
Transformers
Losses in the power transmission system and short, medium and long line model analysis
Like all other power system systems, no matter how carefully the system is designed, losses are present and must be modeled before an accurate representation of the system response can… Read more
Feb 21, 2018 | By Edvard
Energy and Power
Essential considerations on the neutral and protective conductor in LV power system
The neutral conductor is a live conductor that is connected to the neutral point of the system and is able to contribute to the transmission of electric power. The neutral… Read more
Feb 19, 2018 | By Edvard
Power Substation
AC Auxiliary Systems In Power Substations (Design Requirements and Equipment)
Substation AC auxiliary systems are typically used to supply loads such as transformer cooling, oil pumps, and load tap changers, circuit breaker air compressors and charging motors, outdoor device heaters,… Read more
Feb 14, 2018 | By Edvard
Energy and Power
Earth Fault Protection On Insulated Networks and Petersen Coil Earthed Networks
There are situations when power system is run completely insulated from earth. The advantage of this is that a single phase-earth fault on the system does not cause any earth… Read more
Feb 12, 2018 | By Edvard
Premium Content ♛
You can choose an annually based Plus, Pro, or Enterprise membership plan.
SPECIAL OFFER - Get 15% Off on PRO premium plan, use discount code: UX21M
Log InSign Up
Five telecommunication systems embedded in smart grid applications and services
Power utilities use telecommunication systems either as a support for grid assets’ operation or as the enabler for voice communications among operating staff. The main objective of utility telecommunications is…...
PREMIUM Membership Required
This technical article/guide requires a Premium Membership. Get access to all premium HV/MV/LV technical articles, electrical engineering guides, and papers. Check out each plan's benefits and choose the membership plan that works best for you or your organization.You can choose an annually based Plus, Pro, or Enterprise membership plan.
SPECIAL OFFER - Get 15% Off on PRO premium plan, use discount code: UX21M
Log InSign Up
Feb 09, 2018 | By Edvard
Protection
The Essentials Of Numerical Relays, Their Features And Important Considerations
The distinction between digital and numerical relays is particular to Protection. Numerical relays are natural developments of digital relays due to advances in technology. They use one or more digital… Read more
Feb 07, 2018 | By Edvard
