Maintenance
Bringing new life to an old Air-Insulated Substation (AIS)
An increasing number of substations globally are aging, while the construction of new ones is hindered by competitive limitations, rigorous environmental rules, and community acceptance issues. Simultaneously, the demand for electricity is consistently escalating, resulting in increased short circuit levels… Read more
Nov 07, 2024 | By Edvard Csanyi
Power Substation
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Mastering Distance Protection and Calculations: Advice and Serious Warnings
In 2004, I embarked on an intensive nine-month training program in protection and instrumentation. This experience laid the foundation for my deep understanding of substation protection systems, combining both theoretical knowledge and practical application. The first protection scheme we delved…...
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Sep 09, 2024 | By Muhammad Kashif
Monitoring
The true art of control, monitoring and protection provided by Substation Automation Systems
The Substation Automation Systems, often known as SASs, are responsible for a tremendous variety of tasks. These include some extremely important actions, such as clearing faults in a timely manner in order to maintain the physical condition of power system… Read more
Jul 01, 2024 | By Edvard Csanyi
Energy and Power
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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 Edvard Csanyi
Energy and Power
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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 Muhammad Kashif
Maintenance
Substation Equipment Maintenance: Often Neglected Until Something Big Drops Dead
The aging process starts the moment new substation equipment is put into service; how quickly it happens depends on a number of factors, including the equipment’s use, the environment, the quality of maintenance, and many more. However, things aren’t the… Read more
May 13, 2024 | By Edvard Csanyi
Power Substation
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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
Energy and Power
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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 Muhammad Kashif
Energy and Power
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Want to learn to analyze electrical schematics? Great! But first, you must understand these.
This technical article delves into a diverse array of switches and components that are fundamental to the operation and control of electrical systems. Starting with the basics like TURN, PULL, and PUSH switches, we navigate through the intricacies of latching…...
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Jan 15, 2024 | By Muhammad Kashif
Energy and Power
Twelve ultimate mistakes when selecting circuit protection for low-voltage equipment
To be honest, a circuit breaker is fairly simple device. However, the process of specifying circuit protection is often complicated and unclear, leading many engineers to either include insufficient or excessive protection in their equipment designs. Insufficiently protected circuits expose… Read more
Jan 08, 2024 | By Edvard Csanyi
High Voltage
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A roadmap for engineers seeking mastery in the language of electrical schematics
In the intricate landscape of electrical engineering, the ability to decipher and interpret schematic drawings is a skill that separates the adept from the novice. This technical article delves into the art of understanding schematics, unraveling the complexities through a…...
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Jan 03, 2024 | By Muhammad Kashif
High Voltage
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Fundamental concepts of schematic drawings for true field engineers (hands on HV schemes)
Schematic drawings, also known as electrical or circuit diagrams, are essential tools for understanding and designing electrical circuits. Mastering schematic drawing is a fundamental skill for field engineers, allowing them to effectively troubleshoot, maintain, and modify electrical schemes. This technical…...
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Dec 11, 2023 | By Muhammad Kashif
Power Substation
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Prepare yourself for successful inspection and testing of MV metal-clad switchgear
This article aims to provide a comprehensive analysis of the essential inspection and testing processes, emphasizing their importance in the effective functioning of medium-voltage switchgear. The inspection and testing standards included in this resource prioritize safety, functionality, and efficiency, making…...
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Nov 13, 2023 | By Muhammad Kashif
Power Substation
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Mastering Interlock Logic and Schemes for a Gas-Insulated Substation (132 kV GIS Example)
As we delve deeper into this article, we will explore the various types of interlocking mechanisms used for Gas-Insulated Substation (GIS), their applications in substations, power plants, and electrical installations, as well as their significance in ensuring the sustained safety…...
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Oct 30, 2023 | By Muhammad Kashif
Power Substation
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Dos and don’ts in creating operation logic diagrams for LV and MV switchgear feeders
Dealing with the switchgear operation logic diagrams is like setting the brain functions. It needs vigilance and patience from design engineer supported with hours and hours of testing and operation simulations. This technical article brings some light to the essence…...
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May 15, 2023 | By Muhammad Kashif
