Resonance and Active Harmonic Filters Resonance in power systems can lead to significant issues such as harmonic amplification, overvoltages, and equipment damage. Active Harmonic Filters (AHFs) play a crucial role in mitigating harmonic distortion and preventing resonance. Understanding how resonance occurs and how AHF can be used to manage it is key to maintaining a stable and efficient electric...
Understanding IEEE 519-2022 Standard for Harmonic Distortion The IEEE 519 standard sets the criteria for voltage and current harmonic distortion in electrical systems. The recent IEEE 519-2022 edition, which replaces the 2014 edition as of December 2022, introduces significant changes that impact the design and management of electrical installations. Key Changes in IEEE 519-2022 &nbs...
Energy Efficiency and static var generator Energy Efficiency and Static Var Generator (SVG) are closely linked, as SVGs play a crucial role in improving the overall energy efficiency of electrical systems. Here’s how they are connected: 1. Power Factor Improvement: Static Var Generator SVG helps in maintaining a high power factor by providing reactive power compensation. A higher power facto...
What are Even and Odd order Harmonics? Even and Odd Order Harmonics refer to the classification of harmonics in an electrical system based on their frequency in relation to the fundamental frequency. Understanding the distinction between even and odd harmonics is important for analyzing and mitigating power quality issues. 1. Harmonics Overview: Fundamental Frequency: The base frequency of th...
How does Static var generator reduce kva demand? A Static Var Generator (SVG) reduces kVA demand through the following mechanisms: 1. Dynamic Reactive Power Compensation Real-Time Adjustment: SVG provide real-time reactive power support by injecting or absorbing reactive power (kVAR) as needed. This dynamic response helps maintain voltage levels, reducing the overall kVA demand. 2. Improved Power ...
Power Quality Issues in Photovoltaic Projects and Solutions As the demand for renewable energy continues to rise globally, photovoltaic (PV) projects have become an essential component of the energy mix. Solar energy, while offering significant environmental benefits, introduces several challenges related to power quality when integrated into the grid. In this blog, we will explore the common powe...
How AHF Prevent Harmonics and Resonance in the Power Grid Introduction In today's increasingly electrified world, power quality issues like harmonics and resonance are becoming more prominent in industrial and commercial settings. These issues can lead to equipment malfunctions, energy inefficiencies, and costly downtimes. An effective solution lies in Active Harmonic Filters (AHFs),...
What Are TDD and THD? — A Comprehensive Explanation of Harmonic Distortion Indicators In power systems and power quality management, harmonic distortion is a crucial issue that cannot be ignored. Two key indicators used to measure harmonic distortion are THD (Total Harmonic Distortion) and TDD (Total Demand Distortion). These terms are commonly referenced in technical specifications a...