This isn't so much a nuclear question as a power transmission question. Here is a link that could help: https://en.wikipedia.org/wiki/High-voltage_direct_curre

This isn't so much a nuclear question as a power transmission question. Here is a link that could help: https://en.wikipedia.org/wiki/High-voltage_direct_current#Advancements_in_UHVDC https://en.wikipedia.org/wiki/High-voltage_direct_current#Ad...