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billfruit
on Aug 8, 2022
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Ask HN: What's the next big thing that few people ...
I thought even long distance transmission now use HVDC(High Voltage DC) lines, for various advantages, for example not having lines for 3 phases.
euroderf
on Aug 9, 2022
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LDx HVDC has a small set of use cases where it is more efficient than HVAC. But yes, in some cases it can work better over distances of hundreds of km.
billfruit
on Aug 9, 2022
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There seems to be quite a number of HVDC lines in the grid, for example in Europe [0].
[0]-
https://en.m.wikipedia.org/wiki/File:HVDC_Europe_annotated-2...
euroderf
on Aug 10, 2022
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Underwater ! And in many cases connecting grids that are not synchronised ?
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