Introduction
Non-linear loads are becoming a significant challenge in today’s electrical systems. These loads cause the current to be non-sinusoidal, even when connected to a sinusoidal voltage source. This non-sinusoidal current contains harmonic currents that interact with the power distribution system, leading to voltage distortion. This distortion can negatively impact both the system’s equipment and connected loads.
In the past, non-linear loads were mainly found in heavy industries like arc furnaces and large variable frequency drives (VFDs). Experts managed the localized harmonics they produced. However, with the evolution of technology, non-linear loads have become common in commercial buildings too.
Today, devices like computers, servers, and printers use Switch-mode Power Supplies (SMPS), which are highly non-linear. SMPS units have become widespread, making non-linear loads a significant part of the total load in commercial settings.
Non-linear loads draw current in short, high-amplitude pulses. These pulses, occurring at the voltage waveform’s peaks, can cause the voltage to "clip" or "flat-top." This reduces power quality and can lead to:
As non-linear loads grow, the need for effective harmonic mitigation solutions becomes critical. Our Active Power Filters (APFs) are designed to manage these harmonics, ensuring a stable power supply.
Our APFs monitor the current waveform and inject a compensating current that cancels out harmonics. This reduces distortion and improves power quality. Unlike passive filters, which only target specific harmonics, our APFs dynamically compensate for a wide range of harmonics.
Non-linear loads are a growing concern in both industrial and commercial power systems. As these loads increase, so does the need for effective harmonic mitigation. Our Active Power Filters provide a reliable solution, improving power quality and enhancing system efficiency.
For more information on how our APFs can help manage harmonics and improve power quality, visit our website: www.ytelect.com, feel free to contact us: sales@ytelect.com.
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