AI in Manufacturing and Green Technology

14 Harmonics Reduction Using Active Power Filter with Hysteresis Current Control

Pati Sushil Kumar

GIET

Satpathy Suchismita

CVRP

Contents

14.1   Introduction

14.1.1   Harmonic Extraction

14.1.2   Current Modulator (Gate Pulse)

14.1.3   Harmonics

14.1.4   Total Harmonic Distortion (THD)

14.2   SRF Controller

14.3   Hysteresis Current Controller

14.3.1   Advantages of Hysteresis PWM

14.4   Simulation and Results

14.4.1   Simulation

14.4.2   Results

14.4.3   THD Calculation

14.5   Conclusion

References

14.1   Introduction

Shunt active power filter (SAPF) is connected to the power system at the point of common coupling (PCC). Due to nonlinear load, the load current produces harmonics. The compensating current which is output of the active power ...