Grid-Forming Inverters and Their Influence on Power System Stability
Learn how grid-forming inverters improve frequency support, voltage regulation, fault behavior, and small-signal stability in modern low-inertia power systems.
Anwarul I. Sifat
Short Circuit Ratio and Electrical System Strength: A Practical Grid Engineer’s Guide
As inverter-based resources (IBRs) continue to grow across transmission systems, one technical concept has moved from specialist studies into mainstream interconnection discussions: electrical system strength. In practical planning work, system strength is often screened with Short Circuit Ratio (SCR) and related metrics.
This guide explains SCR in plain engineering language,
Low Voltage and High Voltage Ride-Through Requirements for Advanced Grid-Support Battery Storage Systems
Advanced battery energy storage systems (BESS) are now expected to do more than time-shift energy. They are increasingly treated as grid support assets, which means they must remain stable and controllable when the grid is unstable. That is exactly where low voltage ride-through (LVRT) and high voltage ride-through (HVRT) requirements
Under Voltage Load Shedding
It’s a protection and stability control scheme used in power systems to prevent voltage collapse during severe disturbances.
When a major contingency occurs, i.e. a large generator trips, a transmission line goes out, or there’s heavy reactive power deficiency, which results system voltage sag. If the voltage
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Hi, my name is Anwarul Islam Sifat. This is my personal blog on activities, research, projects, and publications that I am working on or have worked on throughout my career. Feel free to explore my site and more!!