Energy and Power
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The Rise of Harmonic Distortion in Modern Power Systems
Modern power systems are undergoing a profound transformation. The rise of harmonic distortion is becoming a huge problem. The traditional grid once dominated by large synchronous generators and linear loads—has evolved into a complex, inverter-rich network driven by renewable generation,…...
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Dec 15, 2025 | By Muhammad Kashif
Power Substation
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Five Construction Issues That Do Not Follow the Engineering Design (And Why They Matter)
High-voltage substations—especially modern AIS/GIS installations up to 400 kV—are engineered with extreme precision. Every cable, conductor, grounding conductor, insulator, and steel structure is designed according to exact assumptions: soil models, thermal limits, mechanical forces, environmental conditions, lightning protection angles, and…...
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Dec 01, 2025 | By Thiseas Violantis
Power Substation
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Five phenomena that could collapse the entire power system
Extreme contingencies typically indicate events that lead to the unavailability of numerous power system components or a cascading failure, such as the loss of transmission lines along a common right-of-way or faults with delayed clearance (e.g., a jammed breaker or protection…...
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Nov 17, 2025 | By Edvard Csanyi
Power Substation
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Why do existing substations need to be automated
Let’s be honest, substation control and protection technology is advancing so fast that it’s amazing how quickly some of us become nostalgic for the past. That period used to be 20-30 years, but nowadays it’s about just 5-10 years. I’m not…...
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Nov 03, 2025 | By Edvard Csanyi
Energy and Power
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Preventing new grid connections from creating unacceptable disturbances for other users
To be honest, power grids are not perfect; on the contrary, most of them are far, far away from perfect, or even good. Therefore, what makes a power grid perfect or good? Well, in a power industry, maintaining voltage quality…...
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Oct 20, 2025 | By Muhammad Kashif
Energy and Power
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Hidden Problems in Commissioning of Power Plants (You’re not Counting On)
Commissioning of a power plant or an industrial plant is not that simple, on contrary, it’s full of hidden traps and logical challenges. In power plants, the generating units are substantial operational blocks, tested individually alongside the water or fuel…...
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Oct 06, 2025 | By Edvard Csanyi
Power Substation
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Cutting-edge technology utilized in modern substations (that every engineer SHOULD learn)
The design of substations is to deliver a cost-effective solution that, to the extent feasible, exhibits high availability, reliability, and operational flexibility. This rule applies to both newly constructed and 40-year-old substations from a utility standpoint. Although this is feasible,…...
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Sep 22, 2025 | By Edvard Csanyi
Energy and Power
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P28 Study in Modern Power Systems: What Is It and Why It Matters So Much Nowadays
The reliable operation of modern power systems depends not only on the robustness of infrastructure but also on the technical standards that govern their design, operation, and connection requirements. In the United Kingdom, these standards are developed and maintained by…...
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Sep 08, 2025 | By Muhammad Kashif
Power Substation
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Substation Safety and Switching Rules You MUST Follow
This technical article describes the safety rules the switching operator must comply with when undertaking switching, and providing access for others required to work on the electrical network. We’ll describe the critical matters relating to safe switching operations, it is…...
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Aug 25, 2025 | By Edvard Csanyi
Power Substation
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Checks for Successful Substation Factory Acceptance Testing
This technical article will go over various aspects of factory acceptance testing (FAT) for custom prefabricated power substation and its related electrical components (such as MV and LV switchgear, MV-LV Motor Control Centre (MCC), UPS systems, AC/DC auxuliary power supply…...
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Aug 11, 2025 | By Edvard Csanyi
Energy and Power
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How to estimate transformer performance and characteristics
Assuming that you have a general understanding of transformer parameters and IEC Standards in use, this technical article is aimed at providing a variety of tools and data to make an educated assessment of the principal transformer performance ratings. Derived…...
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Jul 28, 2025 | By Edvard Csanyi
Premium Content
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Islanding in DER-Integrated Distribution Systems: Planning, Control, and Anti-Islanding Protection
The global energy landscape is undergoing a transformative shift, with Distributed Energy Resources (DERs) such as solar photovoltaics, wind turbines, battery energy storage systems, and controllable loads becoming increasingly prevalent in modern distribution networks. This article explores the planning, control,…...
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Jul 14, 2025 | By Muhammad Kashif
High Voltage
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What to expect from an old GIS, and what are the options for support and life extension
Every new GIS switchgear eventually gets old and obsolete at the end of its lifetime. Problems with GIS, as with every other switchgear type, typically start after the midpoint of the lifecycle. This is the point at which the end…...
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Jun 30, 2025 | By Edvard Csanyi
Energy and Power
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Loading issue that seriously affects transformer operation
Before its on-site installation and commissioning, a transformer has been designed and tested to a particular specification or standard. In real life, a transformer must adapt to a number of variations from the standard operational criteria set down in these…...
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Jun 16, 2025 | By Edvard Csanyi
Premium Content
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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 Muhammad Kashif
