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 Csanyi
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 Csanyi
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 Csanyi
Electric Motor
The most used types of single-phase motors in the world
You should know that single-phase motors are rarely rated above 5 kW. Fractional-kilowatt motors, most of which are single-phase, account for 80−90% of the total number of motors manufactured and… Read more
Nov 23, 2020 | By Edvard Csanyi
Electrical Lectures
The essentials of power-generation systems you MUST know in the middle of the night!
When we talk about the power system, there are dozen of essential terms and definitions. One of the most important is for sure that any AC power system begins with… Read more
Aug 31, 2020 | By Edvard Csanyi
Electrical Lectures
Transformer connections you are not allowed to forget
Transformers used in power substations or a power system could be a bank of three single-phase transformers connected in either star/delta or star/star etc., or could be a single three-phase… Read more
May 20, 2020 | By Edvard Csanyi
Electrical Lectures
Why should plant engineers be worried about the power factor? What’s the catch?
Why are power engineers interested in plant power factor, what causes low power factor, and how can it be improved? The objectives of this article are to answer these questions… Read more
May 04, 2020 | By Edvard Csanyi
Electrical Lectures
Reactive power and power factor correction essentials to ALWAYS keep on mind
Why reactive power and power factor correction are so important? Well, for experienced engineers, this is not the question but the fact. For young students who meet this matter and… Read more
Sep 02, 2019 | By Edvard Csanyi
Electrical Lectures
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Eight common mistakes in reading and creating single line and wiring diagrams
In order to create a consistent and technically correct single line or wiring diagram, more than basic knowledge about the engineering field in question is required. Besides electrical installation and…...
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This technical article/guide requires a Premium Membership. You can choose an annually based Plus, Pro, or Enterprise membership plan. Subscribe and enjoy studying specialized technical articles, online video courses, electrical engineering guides, and papers. With EEP's premium membership, you get additional essence that enhances your knowledge and experience in low- medium- and high-voltage engineering fields.Check out each plan’s benefits and choose the membership plan that works best for you or your organization.
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May 30, 2019 | By Miodrag Kokotovic
Electrical Lectures
The theory behind reactive energy compensation that every engineer should know
Reactive energy compensation is an essential process in improving energy efficiency. It reduces the power consumption and thus its cost, enables optimum use of installations by preventing them being oversized,… Read more
May 22, 2019 | By Edvard Csanyi
Electrical Lectures
Theorems and network reductions that every electrical engineer MUST know
Most practical power system problems are solved by using steady state analytical methods. These methods make the assumption that circuit parameters are linear, bilateral, and constant for constant frequency circuit… Read more
May 06, 2019 | By Edvard Csanyi
Electrical Lectures
Single line diagrams of substations 66/11 kV and 11/0.4 kV (reading & analysis)
This technical article describes single line diagrams of two typical power substations 66/11 kV and 11/0.4 kV and their power flow, principles of incoming lines (incomers) and outgoing lines (feeders),… Read more
Apr 17, 2019 | By Edvard Csanyi
Electrical Lectures
Learn HV substation elements (graphic symbols, basics & connection schemes)
High voltage substations are pretty complex to understand since they have a way too many elements and each element is complex for itself and it depends on many system parameters… Read more
Apr 15, 2019 | By Edvard Csanyi
Electrical Lectures
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How to determine power transformer impedance for calculation of short-circuit currents
In order to calculate short-circuit currents, it is obligatory to know conductor-specific equivalent data and impedances of electrical operational equipment, which are usually given by the respective manufacturer. The calculation…...
Premium Membership Required
This technical article/guide requires a Premium Membership. You can choose an annually based Plus, Pro, or Enterprise membership plan. Subscribe and enjoy studying specialized technical articles, online video courses, electrical engineering guides, and papers. With EEP's premium membership, you get additional essence that enhances your knowledge and experience in low- medium- and high-voltage engineering fields.Check out each plan’s benefits and choose the membership plan that works best for you or your organization.
Did you know? - You can Save 50% on all video courses by purchasing Enterprise plan.
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Jan 25, 2019 | By Edvard Csanyi
Electrical Lectures
6 not-that-easy-to-understand terms related to a power transformer you should understand
There are many terms related to the power transformer operation that can be easily visualized which are especially important for students, like for example transformer construction or regular working principle…. Read more
Jan 21, 2019 | By Edvard Csanyi
