AUTHOR=Yao Weiwei , Zhao Jie , Dou Jinqiu , Deng Youhan , Li Yushu , Liang Yilin , Chen Jing TITLE=Generation mechanism and influencing factors of transient overvoltage on ultra high-voltage direct current transmission JOURNAL=Frontiers in Energy Research VOLUME=13 YEAR=2025 URL=https://www.frontiersin.org/journals/energy-research/articles/10.3389/fenrg.2025.1461365 DOI=10.3389/fenrg.2025.1461365 ISSN=2296-598X