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Why 3 Phase Power? Why not 6 or 12?

EdisonTechCenter · Youtube · 2 HN comments
HN Theater has aggregated all Hacker News stories and comments that mention EdisonTechCenter's video "Why 3 Phase Power? Why not 6 or 12?".
Youtube Summary
Power Transmission Engineer Lionel Barthold Explains how 3 phase, 6 phase, and 12 phase power works, advantages, disavantages, and hopes for the future. Rotating phases, form an anisotropic tube. He worked on experimental 6 and 12 phase power lines at his company Power Technologies, Inc. before it was sold to Siemens after a long successful career. The experimental polyphase lines were located in Malta, New York, not far from company headquarters in Schenectady.
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Hacker News Stories and Comments

All the comments and stories posted to Hacker News that reference this video.
I always love this one explanation of why three phase and not some other number of phases, like six or twelve[0]

Starting there is of course an infinite rabbit hole just on youtube to understanding power generation anywhere in the world and how it changed through history

[0] https://youtu.be/HqZtptHnC2I

Interesting explainer: Why 3 Phase Power? Why not 6 or 12?

https://youtube.com/watch?v=HqZtptHnC2I

(Substation complexity.)

jhoechtl
And reduced efficiency
kozak
I like the minimalistic explanation that it's because two phases are not enough and four phases are too many.
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