Improved Harmonic Mitigation Using Dual Three-Phase iUPQC Y. Anil Kumar, P. Swathi, Vajjala Venkata, Anjali Prasanna, G. Veera Sankara Reddy and Sareddy Venkata Rami Reddy E3S Web Conf., 616 (2025) 02016 Published online: 24 February 2025 DOI: 10.1051/e3sconf/202561602016