AUTHOR=Chandio Rashid Hussain , Shah Madad Ali , Memon Abdul Aziz , Ali Khawaja Haider , Soomro Jahangeer Badar , Alamri Basem , Althobaiti Ahmed , Alqarni Mohammed TITLE=Fault current handling in large-scale MMC-HVDC systems: an improved approach with DC circuit breaker and fault current limiter JOURNAL=Frontiers in Energy Research VOLUME=13 YEAR=2025 URL=https://www.frontiersin.org/journals/energy-research/articles/10.3389/fenrg.2025.1430142 DOI=10.3389/fenrg.2025.1430142 ISSN=2296-598X