Mastering Electrical Connectivity: From Circuit Topology to Switching Classifications
This technical article aims to delve into various aspects of electrical connectivity, 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 Muhammad Kashif

Twelve high voltage cable construction techniques used worldwide
This technical article discusses twelve different methods for laying high voltage cables. Out of the ten, four are deemed conventional and eight are deemed progressive. Many various utilities and companies all across the globe are making use of them, though… Read more
Apr 29, 2024 | By Edvard Csanyi

Critical factors to bear in mind when designing IEC 61850 communications for digital substations
This article aims to inform the reader of important considerations when designing an IEC 61850 based substation communication system. There is a brief background introduction to substation communications, to give the reader context for the implementation of IEC 61850 based…...
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Apr 22, 2024 | By Kitab Paul Shah

The Brain of a Gas-Insulated Switchgear (GIS): The Bay Local Control Cabinet (LCC)
A local control cabinet (LCC) is commonly installed at each bay location to house the wiring of the GIS bay circuits and connect it to the substation control room. The LCC comprises a mimic diagram, switches, indicators, and annunciator interlocks,… Read more
Apr 15, 2024 | By Edvard Csanyi

Intricacies of a breaker pole discrepancy and its implications for substation operation
This article delves into the realm of pole discrepancy in high voltage circuit breakers, shedding light on its mechanisms, applications, and the pivotal role it plays in enhancing system reliability. From understanding the choice between gang (three-pole) and independent (single-pole)…...
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Apr 08, 2024 | By Muhammad Kashif

Practical guidelines for protection system engineering
Relay protection and the whole bunch of protection system engineering around the substation are quite interesting from the point of view of creativity. The Control and Protection System technology in a substation is very important because it watches over, protects,…...
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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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Apr 01, 2024 | By Edvard Csanyi

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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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 25, 2024 | By Muhammad Kashif

What steps should be taken to avoid choosing the incorrect current and voltage transformers?
Electrical systems normally use current and voltage transformers for protection and measurement purposes. They represent the power system’s eyes and ears, and it’s essential to fully understand how they work, how to make the correct specification and most importantly, the… Read more
Mar 18, 2024 | By Edvard Csanyi

Mastering DC supply selection schemes for HV control and protection panels
In this article, we will explore various aspects related to DC supply selection schemes, the rationale behind their necessity, and the importance of redundancy and reliability in maintaining uninterrupted power to control and protection panels. Additionally, we will delve into…...
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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 11, 2024 | By Muhammad Kashif

Transformers in plant power distribution: The bigger picture
This technical article provides an overview of the various choices and assists electrical engineers in determining the criteria that should be included in the transformer specifications in order to meet the requirements of their particular application. A power plant often… Read more
Mar 04, 2024 | By Edvard Csanyi

The analysis of relay control systems: Electrical schematics with latch, step and lockout relays
To be honest, expertise in relay systems is fundamental for comprehension and creativity in circuits design. From bi-stable relays that maintain their states without continuous power to step relays facilitating incremental changes, and lockout relays guarding against unauthorized reenergization, each…...
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Feb 26, 2024 | By Muhammad Kashif

Which types of power generating plants are worth planning and constructing nowadays?
Power generating plants are always a capital investment in all countries across the world. Not many countries are building new generating plants nowadays. As we all feel, a worldwide energy crisis of unparalleled severity and complexity is currently underway. The… Read more
Feb 19, 2024 | By Edvard Csanyi

Mastering schematic drawings: Analyzing seal-in contacts in motor control circuits
In the domain of electrical engineering, seal-in contacts stand as pivotal components in control circuits, ensuring the sustained operation of electrical devices beyond the initial activation. These mechanisms play a critical role in maintaining the energized state of circuit elements,…...
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Feb 12, 2024 | By Muhammad Kashif

Substation control and monitoring systems: The eyes and ears of every power system
To ensure the substation is run efficiently, a control and monitoring systems are needed. These systems should display the current status of all plant equipment, including alarms and secondary system indicators. They should also provide digital outputs to open and… Read more
Feb 05, 2024 | By Edvard Csanyi

A journey through components commonly found in control and protection schematics
In this article, we embark on a journey through various components commonly found in various electrical diagrams, control and protection schematics, shedding light on their functions, symbols, and significance in the grand orchestration of electrical systems. These are extremely important…...
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Jan 29, 2024 | By Muhammad Kashif
