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Technical Articles / EEP Authors

Category 'Power Substation' - Technical Articles

Category “Power Substation” is dedicated to technical articles about a subsidiary station of an electricity generation, transmission and distribution system where voltage is transformed from high to low or the reverse using transformers. This also includes primary and secondary distribution, substation installation, testing and commissioning, erection and other important topics.

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Low Voltage

Learn how to operate an unknown energized low voltage switchgear (practical experience)

Switchgear is an integral part of the electrical protection system, which is used for isolating the faulty parts as well as de-energizing the downstream equipment during maintenance or any other usages. “Energized” is the term that signifies that the component…...

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Apr 19, 2021 | By

Learn how to operate an unknown energized low voltage switchgear (practical experience)
Power Substation

Learn to successfully analyze single-line, schematic, P&ID, logic, and wiring diagrams

Engineering tasks require a good skill in reading and interpreting information on drawings. Engineering drawings are the industry cornerstone of conveying detailed and precise information on how to construct, troubleshoot, maintain, and operate a system. Basic requirements are needed to…...

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Apr 05, 2021 | By

Practical advice in successful reading single-line, schematic, P&ID, logic, and wiring diagrams
Low Voltage

Learn how to draft the layout of an LV switchgear (sizing, designing equipment, installations)

Low voltage (LV) switchgear is a broad terminology that includes a wide range of equipment like circuit breakers, switches, offload isolators, MCCBs, etc. within the 1 kV rating required to protect the LV system. The most common use of LV…...

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This content is not available in your premium membership plan. Please upgrade your plan in order to access this content. You can choose an annually based Basic, 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.
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Mar 22, 2021 | By

Learn how to draft the layout of an LV switchgear (sizing, designing equipment, installations)
Power Substation

Fundamental electrical schemes of connections for supply at generator voltage and higher

This technical article will shed some light on fundamental schemes and arrangements of connections for supply at generator voltage, higher than generated voltage, and a few basic transmission schemes. It is important to note that the choice of the electrical…...

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Mar 08, 2021 | By

Fundamental electrical schemes of connections for supply at generator voltage and higher
Power Substation

The mystery of nuisance tripping incidents in transformer protection that worry engineers

This technical article deals with transformer failure incidents due to nuisance tripping caused by various design flaws, operational conditions, or improper protection relay settings. The focus is on differential protection and ground protection, as they account for a considerable number…...

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Feb 22, 2021 | By

The mystery of nuisance tripping incidents in transformer protection that worry engineers
Medium Voltage

Sizing of 110V DC charger for MV panels – Auxiliary power supply in power substations

An auxiliary DC power system that consists of a charger, battery bank, DC distribution system, and monitoring system is a critical part of the primary/secondary substation. It is directly associated with the mechanism of fault detection, trip coil operation, remote…...

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Feb 08, 2021 | By

Sizing of DC charger 110V (Auxiliary power supply used in primary/secondary substation) for MV panels
Maintenance

Recommendations for the successful erection of medium voltage switchgear

Electrical engineers working on project execution know that switchgear erection brings many challenges, no matter the voltage level. The switchgear cannot always be assembled in the factory and shipped to the site as a complete plant, so it is usually…...

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Feb 01, 2021 | By

Recommendations for the successful erection of medium voltage switchgear
Power Substation

Learn how to read and analyze control circuits of MV gas insulated switchgear (GIS)

The single-line diagram example for a double-bus and a single breaker clarifies several concepts that are for the GIS only. It is challenging to comprehend and grasp the control circuits due to the interrelated components and functions that impose additional…...

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Jan 25, 2021 | By

Learn how to read and analyze control circuits of MV gas insulated switchgear (GIS)
Power Substation

Mastering GIS control circuits: AC/DC auxiliary circuits and circuit breaker closing circuit

A gas-insulated substation (GIS) is usually utilized in high voltage applications in which all conductive parts are encapsulated in sealed cylinders with SF6 as the insulating medium. The air-insulated substation (AIS), on the other hand, has air as an insulating…...

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With EEP's premium membership, you get additional essence that enhances your knowledge and experience in low- medium- and high-voltage engineering fields.
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Jan 11, 2021 | By

Mastering GIS control circuits – AC/DC auxiliary circuits and circuit breaker closing circuit
Medium Voltage

Mastering switchgear control circuits: trip, BCPU and alarm, indication, and interlock circuits

In the previous article, an introductory part of the switchgear control circuits, including DC/AC circuits and breaker closing circuit, was discussed thoroughly. This article continues the discussion with a breaker trip circuit, bay control-protection unit (BCPU) & alarm circuit, indication…...

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This content is not available in your premium membership plan. Please upgrade your plan in order to access this content. You can choose an annually based Basic, 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.
Spring Gift! - 20% Off on Pro Membership Plan with coupon 110KVAC
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Dec 14, 2020 | By

Mastering switchgear control circuits: trip, BCPU and alarm, indication, and interlock circuits


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