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By Fujin Deng, Chengkai Liu, Zhe Chen. Chengkai Liu, PhD, is a PhD student who studies coordinated fault diagnosis and fault tolerant operation for flexible direct current transmission systems at Southeast University, China.
When you click on links to various merchants on this site and make a purchase, this can result in this site earning a commission. Affiliate programs and affiliations include, but are not limited to, the eBay Partner Network.