Power Substation
Control system equipment that supervises, protects and controls the substation operation
The control system equipment in a substation is a vital part that supervises, protects and controls the transmission of electrical power. The increasing complexity in the substations of today, together… Read more
Jul 13, 2020 | By Edvard
Protection
Protection coordination practices in distribution systems with distributed generation
Generally, in most of the countries that cover large area, there are three types of distribution systems: urban, suburban, and rural. Each type of them has its own features regarding… Read more
Jul 08, 2020 | By Edvard
Power Substation
Principles and schemes of busbar and breaker protection in MV/HV/EHV networks
A busbar protection is a protection to protect busbars at short-circuits and earth-faults. In the “childhood” of electricity no separate protection was used for the busbars. Nearby line protection were… Read more
Jun 24, 2020 | By Edvard
Medium Voltage
Primary rated values for medium voltage switchgear often mixed by engineers
It’s not unusual to see that engineers mix terms of primary ratings. If they are not understood well, yes, it’s possible to mix some of them. But it’s essential to… Read more
Jun 22, 2020 | By Edvard
Energy and Power ♛
Check out each plan’s benefits and choose the membership plan that works best for you or your organization.
Log In »Learn More »
A real-life case study of relay coordination (step by step tutorial with analysis)
I would say that coordination is a TEAMWORK. In the protection context, it implies how the various protection devices in an electrical distribution network, work as a team, to achieve…...
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.
Log In »Learn More »
Jun 15, 2020 | By Sivakumar K
Power Substation
Protection practice recommendations and relay schemes for transformer, bus and breaker failure
Protective relays are most often applied with other protective and auxiliary relays as a system rather than individually. The following basic scheme descriptions apply to electromechanical, static, and microprocessor relay… Read more
Jun 06, 2020 | By Edvard
Protection
The impact of interconnection transformer on the protection of the utility system with DG
Interconnection transformers are used to interface a distribution generation (DG) unit with an existing power system, and to provide the necessary isolation. Utilities recommend using an interconnection transformer to eliminate… Read more
Jun 03, 2020 | By Edvard
Medium Voltage ♛
Check out each plan’s benefits and choose the membership plan that works best for you or your organization.
Log In »Learn More »
The most common issues I experienced in wiring of a medium voltage switchgear
Nowadays, the design and manufacturing of a Medium Voltage switchgear is not an easy task. Many factors could affect the generation of an optimal set of engineering drawings to be…...
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.
Log In »Learn More »
May 18, 2020 | By Ivan Contreras
Energy and Power
Four very important precautions for the installation of cables and busbar trunking systems
First, to be clear, there are dozen of concerns and precautions you should be aware of when we talk about energy transport. Cables and busbar systems are the most common… Read more
May 11, 2020 | By Edvard
Cables ♛
Check out each plan’s benefits and choose the membership plan that works best for you or your organization.
Log In »Learn More »
The essential HV/EHV substation auxiliary facilities you should know about
Nowadays, HV/EHV substations have become pretty complex from the design point of view. Besides the main electrical equipment, which must be designed and selected correctly, there are several auxiliary facilities…...
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.
Log In »Learn More »
Apr 27, 2020 | By Edvard
Energy and Power
Five power quality devices that every commercial plant must have installed
Nowadays everybody speaks about power quality. For many reasons, I would say. Electrical energy is now polluted more than ever, and consumers are more sensitive to power disruptions and fluctuations… Read more
Apr 20, 2020 | By Edvard
Premium Content ♛
Check out each plan’s benefits and choose the membership plan that works best for you or your organization.
Log In »Learn More »
Practical tips for the protection of generators and power transformers
There are usually several ways of protecting HV/MV generators and transformers. It should be noted that one protection relay is often used for several functions, for example, an overcurrent relay…...
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.
Log In »Learn More »
Apr 17, 2020 | By Edvard
Medium Voltage
Switching devices you are likely to spot in every medium voltage switchgear
Up to and including 52 kV voltage range is generally referred to as “medium voltage”. This technical article shed some light on a few devices you are likely to spot… Read more
Apr 13, 2020 | By Edvard
Medium Voltage ♛
Check out each plan’s benefits and choose the membership plan that works best for you or your organization.
Log In »Learn More »
Mastering single line and wiring diagrams: Using circuit breaker for MV power factor correction
Within this article, a custom-made cubicle intended for supply and protection of MV reactive power compensation block will be analyzed. Technical characteristics of major electrical components, together with three line…...
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.
Log In »Learn More »
Apr 09, 2020 | By Miodrag Kokotovic
Energy and Power
The essentials of power systems: Relay protection and communication systems
First, I would like to make a note that there are many essentials when we speak about power systems in general. The main relay protection functions (overcurrent, directional, differential, distance,… Read more
Apr 06, 2020 | By Edvard
