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Category 'Transmission and Distribution' - Technical Articles

The “Transmission and Distribution” category contains technical articles dedicated to electricity transmission and distribution in high—and medium-voltage fields. This includes T&D equipment such as transmission and distribution lines, power transformers, capacitor banks, etc. Special attention is paid to installing, testing, and commissioning MV and HV equipment and troubleshooting various problems that may arise in power grids.

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The Problems of Modern Distribution Systems in the Age of Distributed Energy Resources (DERs)

The evolution of power distribution networks is being shaped by unprecedented growth in distributed energy resources (DERs), particularly rooftop solar and other inverter-based technologies. Traditionally designed for one-way power flow from substations to end-users, distribution systems are now experiencing reverse…...

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Jun 02, 2025 | By

The Problems of Modern Distribution Systems in the Age of Distributed Energy Resources (DERs)
Energy and Power

What is a Load Flow Study in Power Engineering

Load flow, sometimes known as power flow, are phrases that may be used interchangeably in power engineering. This term refers to a network solution that forecasts steady-state currents, voltages, and both real and reactive power flows across each branch and… Read more

May 26, 2025 | By

What is a Load Flow Study in Power Engineering
Power Substation

Behind upgrading the 50+ years old 132/11 kV substation

Let’s look at the 50+ years old 132/11 kV substation that needs refurbishing and uprating as an illustration of the complicated mix of concerns that need to be considered. It shows that there are more than just financial factors to…...

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May 19, 2025 | By

Behind upgrading the 50+ years old 132/11 kV substation
Power Substation

Why do power grid crashes and total blackouts happen?

Minimizing the likelihood of blackouts is of the highest importance due to the significant effects that would result from partial or total blackouts in highly industrialized nations. Additional difficulties have been and will be posed by the growing use of…...

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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.
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May 12, 2025 | By

Why do power grid crashes and total blackouts happen?
Power Substation

Design of Auto/Manual Changeover Logic Between Two Busbars Within a Substation

In any industry/plant, the operations rely heavily on interruption free supply of power to meet the targets of production. As a result, we see emergency generators, UPSs or renewable energy sources to save us from complete shutdown. This back-up or…...

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Mar 10, 2025 | By

Design of Auto/Manual Changeover Logic Between Two Busbars Within a Substation
Energy and Power

What is Time Grading in Relay Protection

What are time grading and relay coordination in protection philosophy? Let’s try to figure out how to grade (or rank) the relays’ operation times so that the one nearest the problem operates first. In Radial Distribution Systems, time-graded protection works… Read more

Mar 07, 2025 | By

What is Time Grading in Relay Protection
Power Substation

Technical Documentation for a Turnkey Substation

A Turnkey Substation is a substation that is designed, constructed, and commissioned by a Service Provider according to the specifications established by the Customer. A Service Provider is an entity (business) that provides services to other entities (companies). The Customer,…...

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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.
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Feb 17, 2025 | By

Technical Documentation for a Turnkey Substation
Power Substation

Interlocking for 380kV GIS Substation: Insights into CB and isolator test and service positions

Interlocking systems are critical to the safe and efficient operation of high-voltage substations, ensuring proper sequencing of equipment operations and preventing dangerous scenarios such as simultaneous energization or grounding. This technical article delves into the intricacies of the 380kV interlocking…...

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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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Feb 03, 2025 | By

Interlocking for 380kV GIS Substation: Insights into CB and isolator test and service positions
Power Substation

Interlocking for 380kV GIS Substation: One-and-a-half breaker scheme analysis

This article delves into various aspects of the one-and-a-half breaker scheme applied to 380kV GIS switchgear, starting with its benefits and operational framework. It further examines the critical interlocking concepts, including open and closed positions, the “under operation” state (dangerous…...

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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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Jan 13, 2025 | By

Interlocking for 380kV GIS Substation: One-and-a-half breaker scheme analysis


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