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Category 'Energy and Power' - Technical Articles

“Energy and Power” category deals with technical articles dedicated to electrical engineering in general. You will find here many useful information on generation, transmission and distribution of electricity, substation operation rules, low & medium voltage equipment, and rules that electrical engineers must follow during the start-up and commissioning, etc.

Energy and Power

Voltage transformer selection scheme in complex substations

In substations, voltage transformers (VTs) are used extensively for energy metering, protection relay operations, and synchronization checks. Their design includes multiple cores, each dedicated to specific functions. For instance, a protection core, typically labeled 3P, offers acceptable accuracy for fault…...

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Dec 02, 2024 | By

Voltage transformer selection scheme in complex substations
Energy and Power

Grid Application & Technical Considerations for Battery Energy Storage Systems

In the quest for a resilient and efficient power grid, Battery Energy Storage Systems (BESS) have emerged as a transformative solution. This technical article explores the diverse applications of BESS within the grid, highlighting the critical technical considerations that enable…...

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Oct 28, 2024 | By

Grid Application & Technical Considerations for Battery Energy Storage Systems
Electric Motor

Star-delta starting used with large horsepower motors

Star-delta starting is frequently employed with high horsepower motors to mitigate inrush current during the start-up stage and to reduce starting torque. Star-delta starting involves initially connecting the motor stator windings in a star configuration during the motor startup phase,… Read more

Oct 16, 2024 | By

Wye-delta starting used with large horsepower motors
Energy and Power

Handy earthing guidelines for true engineers

In the world of electrical engineering, ensuring the safety and reliability of power systems is paramount. A critical aspect of this is the proper implementation of earthing and bonding systems. This article delves into the fundamental concepts and applications of…...

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Jul 29, 2024 | By

Handy earthing guidelines for true engineers
Energy and Power

How (should) power utilities handle grid failures by utilizing mobile substations

Every nation has numerous vital facilities that are largely dependent on electricity to function. Infrastructures that are critical to a quick response to outages include the public health system, the communications sector, and government services like emergency first responders. Nonetheless,…...

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Jul 22, 2024 | By

How (should) power utilities handle grid failures by utilizing mobile substations
Energy and Power

Best practice in hard times: How to safeguard the hundreds and thousands of substations

Like it or not, hard times are in front of us, by all means. I won’t deal the hard times now, but instead, I’ll shortly say that it’s all about the energy resources and who owns them. It’s also not…...

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Jun 17, 2024 | By

Best practice in hard times: How to safeguard the hundreds and thousands of substations
Energy and Power

Design Engineering For Battery Energy Storage Systems: Sizing, Selection and Operation

In this technical article we take a deeper dive into the engineering of battery energy storage systems, selection of options and capabilities of BESS drive units, battery sizing considerations, and other battery safety issues. We will also take a close…...

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Jun 10, 2024 | By

Design Engineering For Battery Energy Storage Systems: Sizing, Selection and Operation
Energy and Power

ATS Schematics and Logic Analysis for a Substation 415V AC Auxiliary Supply Panel

In modern electrical power systems, ensuring a reliable and continuous supply of electricity is critical, particularly in facilities where downtime can result in significant operational disruptions and financial losses. Low voltage automatic transfer schemes at substations play a vital role…...

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Jun 03, 2024 | By

ATS Schematics and Logic Analysis for a Substation 415V AC Auxiliary Supply Panel
Energy and Power

BESS (Battery Energy Storage Systems) in LV and MV Power Networks: Practical Guide

This article aims to inform the reader about the applications, procurement, selection & design, and integration of BESS (battery energy storage systems) into LV and MV power networks. The intended audience is project and design engineers who shall perform procurement…...

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May 27, 2024 | By

BESS (Battery Energy Storage Systems) in LV and MV Power Networks: Practical Guide
Energy and Power

Mastering Electrical Schematics: From Circuit Topology to Switching Classifications

This technical article aims to delve into various aspects of electrical schematics, symbol representation, and isolation methodologies, shedding light on fundamental concepts and practical applications within the field. From the intricacies of electrical connection and circuit topology to the symbolism…...

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May 06, 2024 | By

Mastering Electrical Schematics: From Circuit Topology to Switching Classifications
Energy and Power

Circuit breaker schematics in a nutshell: Tripping, closing and blocking coil arrangements

This technical article embarks on a comprehensive exploration of various facets of circuit breaker technology, traversing from the fundamental principles of solenoid coils to the sophisticated mechanisms of SF6 density monitoring circuits. Delving into the intricacies of circuit breaker tripping…...

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Mar 25, 2024 | By

Circuit breaker schematics in a nutshell: Tripping, closing and blocking coil arrangements


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