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 Csanyi
Energy and Power
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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…...
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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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Jun 15, 2020 | By Sivakumar K
Maintenance
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My worst experience in the maintenance and supervision of medium voltage substations
While there are various voltage levels applicable across the globe depending upon the usability, the category of Medium Voltage remains one of the most critical voltage group comprising primary distribution…...
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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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Jun 01, 2020 | By Bishal Lamichhane
Medium Voltage
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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…...
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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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Apr 09, 2020 | By Miodrag Kokotovic
Medium Voltage
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Learn how to interpret interlocking schemes between MV cubicles (single line and wiring diagrams)
There are numerous variations of MV switchgear topology, measurement, and control logic. However, there are also some basic rules related to these aspects which may be frequently seen in practice,…...
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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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Mar 12, 2020 | By Miodrag Kokotovic
Power Substation
Primary substations and bus layouts in the distribution system of an industrial plant
The primary distribution system of an industrial plant is generally the higher voltage portion of the system, starting with the purchased-power service and including generators, switching equipment, circuits, and all… Read more
Mar 02, 2020 | By Edvard Csanyi
Energy and Power
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Design and control considerations for an example of the waste water pumping station
Wastewater pumping stations are very common application examples of three-phase induction motors. There are numerous varieties of power supply and control logic, depending on exact conditions in the place of…...
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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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Feb 14, 2020 | By Miodrag Kokotovic
Energy and Power
Inevitable in almost all electrical switchboards – Residual current device (RCD)
Technology that RCD uses is so simple and so magical. The residual current device continually measures the difference between the value of the outgoing and incoming currents in the circuit… Read more
Feb 12, 2020 | By Edvard Csanyi
Low Voltage
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How does low voltage protection unit work and what’s the most important to understand
If we are talking about LV applications, the protection (or trip) unit is a functional part of a circuit breaker. In most cases, they are physically integrated into the same…...
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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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Jan 23, 2020 | By Miodrag Kokotovic
Cables
The problem of induced voltages in control cables in high voltage substations
Cabling in power substations is very important due to the fact that they are the longest parts of a system and therefore act as efficient antennas that pickup and or… Read more
Jan 13, 2020 | By Edvard Csanyi
Electric Motor
Medium voltage soft starter for heavy-duty motor control (operation and special applications)
A soft starter is an electronic motor controller used on three phase medium voltage squirrel cage induction motors. During motor starting, the soft starter controls the voltage or current supplied… Read more
Nov 18, 2019 | By Edvard Csanyi
Electric Motor
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The wiring diagram and physical layout of the equipment inside the motor control centre
This article will provide a description of the most important equipment and working principle of a real case motor control centre (MCC). That is a usual name for a switchboard…...
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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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Nov 14, 2019 | By Miodrag Kokotovic
Energy and Power
The essentials of an automatic changeover systems in medium voltage networks
In medium voltage distribution networks, it is important to maintain a high level of reliability. Industry relies on the continuous operation of critical plant, which requires no or little disruption… Read more
Nov 04, 2019 | By Edvard Csanyi
Low Voltage
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Things you MUST know when commissioning low voltage switchgear and circuit breakers
Purchasing low voltage switchgear is not that easy, it’s not like purchasing a new TV or laptop. You have to be very experienced and deadly serious when specifying and ordering…...
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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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Sep 23, 2019 | By Edvard Csanyi
High Voltage
Major components you can spot while looking at HV/EHV GIS (Gas-insulated switchgear)
Gas-insulated switchgear (GIS) is a piece of high voltage equipment that is being constantly developed day by day. The basics of GIS technology is more or less the same, but… Read more
Sep 18, 2019 | By Edvard Csanyi
