These harmonics if disregarded or undetected might trigger harmonic resonant situations, which could existing system functioning complications resulting in complaints from buyers and diminished life of power equipment together with degraded efficiency and overall performance. Harmonic currents and voltages can cause quite a few unfavourable consequences to the power system https://www.quora.com/profile/Khel-Diva/Designing-Passive-Harmonic-Filters-Challenges-and-Solutions-Passive-harmonic-filters-are-essential-components-in-power