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...
As industries expand and renewable energy grows, good power quality is essential for stable and efficient electrical systems. Issues like voltage drops, low power factor, and unstable loads can reduce performance and cause shutdowns. Our company offers full R&D, manufacturing, and sales support for high-performance Static Var Generators (SVGs). Our SVG products provide fast, accurate, and inte...
Boosting Hybrid PCS Performance with SiC Devices Hybrid PCS, or hybrid power conversion systems, are now common in energy storage and EV charging. They link batteries, solar panels, and the power grid. To work well, a hybrid PCS must be fast, efficient, and reliable.This is where silicon carbide (SiC) devices make a big difference. What Is a Hybrid PCS? A hybrid PCS can manage...
Medium-Voltage SVG: A Core Device Empowering Power Quality Optimization in Modern Power Grids With the large-scale grid connection of new energy power generation, the surge in industrial impact loads, and the continuous improvement of users' requirements for power quality, medium-voltage power grids are facing many challenges such as reactive power imbalance, voltage fluctuation, and harmonic poll...
Applicationof High-Voltage Dynamic Reactive Power Compensation Device (SVG) in Photovoltaic Power Stations 1 Introduction Driven by the "dual carbon" goals, the new energy industry has become a core driver for China's energy structure transformation. Photovoltaic power generation has achieved large-scale development due to its clean and renewable characteristics. However, affected by change...
Active Harmonic Filter vs. Passive Harmonic Filter: The Definitive Engineering & TCO Comparison Quick Engineering Answer: The fundamental difference between an Active Harmonic Filter (AHF) and a Passive Harmonic Filter (PHF) lies in circuit topology: PHFs use fixed inductor-capacitor (LC) tuned shunt branches that can only target 1 or 2 specific harmonic orders (e.g., 5th or 7th) and suffer fr...
Why Your Traditional Capacitor Bank Fails to CompensateReactive Power In power systems, reactive power compensation is key to keeping grids stable and using electricity efficiently. Many businesses use traditional capacitor banks for compensation, only to find they don’t work well in real operation. This article explains simply why standard capacitor banks often fail to compensate reactive p...
Medium Voltage STATCOM for Mining Mining sites depend on stable medium voltage power. Crushers, conveyors, pumps, mills, hoists, compressors, and ventilation systems all place heavy demand on the electrical network. These loads do not always operate at a steady level. They start, stop, ramp up, and change throughout the day. This can create voltage fluctuation, poor power factor, and reactive powe...