Edvard Csanyi
1669 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.
4 example calculations of compensation for reactive power
First, let’s say some words about basics of the reactive power in system. Reactive current arises in every electrical system. Not only large loads, but smaller loads as well require reactive… Read more
Jan 20, 2017 | By Edvard Csanyi
Considerations to take into account when designing PLC ladder logic
Motor control circuits are often implemented using ladder logic. It is so called because the schematic representation of the control circuit resembles a ladder with two vertical rails and a… Read more
Jan 18, 2017 | By Edvard Csanyi
Commissioning of protection relays using test equipment and software
Commissioning and maintenance With numerical protection relays commissioning and maintenance has become far less complicated as a result of the information provided by the devices as well as the integrated… Read more
Jan 16, 2017 | By Edvard Csanyi
Basic three phase power measurements explained in details
Although single-phase electricity is used to supply common domestic and office electrical appliances, three phase alternating current (a.c.) systems are almost universally used to distribute electrical power and to supply… Read more
Jan 13, 2017 | By Edvard Csanyi
Four design criteria for human machine interface (HMI) in a substation
With the introduction of IEDs (Intelligent Electronic Devices), the traditional switchboard interface is being replaced by Human Machine Interface (HMI) software loaded on computer hardware. The designer has a wide… Read more
Jan 11, 2017 | By Edvard Csanyi
Specifying energy efficient motor, cabling and local power transformer
Many energy saving actions can encourage specifiers and engineers to look closely at the savings which can be made by specifying an energy efficient version of a particular component. This… Read more
Jan 09, 2017 | By Edvard Csanyi
31 practical do’s and don’ts to avoid loud transformer humming
The user thinking of loud transformer humming (practically noise) should start at the conceptual stage. If he can, he must consider if he has a noise problem before he specifies… Read more
Jan 06, 2017 | By Edvard Csanyi
Selection of distribution transformers for supplying power to LV networks
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 | By Edvard Csanyi
Respect Murphy’s Law and don’t remote control all systems via SCADA
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 | By Edvard Csanyi
Say hello to new challenges in 2017! Engineers, Happy New Year!
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 | By Edvard Csanyi
Four essential ingredients of an electrical power system
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 | By Edvard Csanyi
Consider this when planning high voltage switchgear installations
The following three criteria must be considered when planning high voltage switchgear installations: Voltage levels Plant concept and configuration Dimensioning High voltage installations are primarily for power transmission, but they… Read more
Dec 28, 2016 | By Edvard Csanyi
Fundamental overcurrent, distance and differential protection principles
The aim of this technical article is to cover the most important principles of four fundamental relay protections: overcurrent, directional overcurrent, distance and differential for transmission lines, power transformers and busbars…. Read more
Dec 26, 2016 | By Edvard Csanyi
Main features that make AC drive the leading motor control method
We can confidently say that the AC drive is the leading motor control method. This technical article deals with a closer look at the different features of the AC drive, and… Read more
Dec 23, 2016 | By Edvard Csanyi
A case study of 110/10 kV substation with centralized protection, automation and control system
Centralized substation protection and control has been attempted in the past based on the available technology. This evolution is now at the intersection of sensing, protection and communication technologies, providing… Read more
Dec 21, 2016 | By Edvard Csanyi