Mathematical Modeling of THD Mitigation Using HAPF for UPS System with Experimental Analysis via Hybrid Interface of Optical USB and Power Quality Meter

<div>Load current <i>I</i><sub><i>L</i></sub> for HAPF based on DQ-Theory.</div>

Mathematical Problems in Engineering

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Figure 20

Figure 20: Mathematical Modeling of THD Mitigation Using HAPF for UPS System with Experimental Analysis via Hybrid Interface of Optical USB and Power Quality Meter 

Figure 20 | Mathematical Modeling of THD Mitigation Using HAPF for UPS System with Experimental Analysis via Hybrid Interface of Optical USB and Power Quality Meter 