As the world accelerates toward cleaner energy, the grid is being asked to carry far more than it was ever designed for. Solar parks, wind farms, and EV charging stations are connecting at record speed. On the surface, this looks like a straightforward victory for decarbonization. Yet behind the scenes, one invisible factor quietly determines whether this energy transition can succeed: power quali...
IN any system containing nonlinear loads that use phase-angle control or abrupt switching, particularly those that draw a non-sinusoidal current. The specific range of "2nd to 51st" is a classic signature of certain technologies.Here are the most common places where you would find such a wide harmonic spectrum: 1. The Classic Example: Thyristor-Controlled Reactor (TCR) in SVC Plants This is the mo...
Moving from a conventional silicon-based Active Harmonic Filter to one using Silicon Carbide (SiC) MOSFETs represents a major technological leap, and the cooling system is directly impacted. Here’s a detailed look at the cooling system of a SiC Active Harmonic Filter, highlighting how it differs from traditional IGBT-based AHFs. The Core Advantage: Why SiC Changes the Game Silicon ...
The choice between installing an Active Harmonic Filter (AHF) on the power side (at the Point of Common Coupling - PCC) versus the load side (at the source of harmonics) is a critical design decision with significant technical and financial implications. Here is a detailed analysis comparing both installation strategies. Executive Summary Load-Side Installation (Local Compensation): Targets s...
Part 1: Power Distribution - The "Highway System" for Electricity Power distribution is the final stage in the delivery of electricity from the generation plant to the end-user (homes, businesses, industries). Think of it as the local and regional road network that brings goods from a central warehouse to your doorstep. Key Components of a Distribution System: Distribution Substations: Receiv...