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Response to Gregorian (Reply #18)

Wed Dec 28, 2011, 10:55 PM

21. "...direct-drive systems get disproportionately heavier as their power rating increases."

 

....I see what you're saying about the stacked rotor/stator stages brought online incrementally but those stages are adding more weight while 60hz for the grid still has to be maintained....

....it'll be interesting to see how this develops....reply title and more below

http://www.technologyreview.com/energy/37983/

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FourScore Dec 2011 OP
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slackmaster Dec 2011 #10
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unkachuck Dec 2011 #15
Gregorian Dec 2011 #18
LineLineLineNew Reply "...direct-drive systems get disproportionately heavier as their power rating increases."
unkachuck Dec 2011 #21
Gregorian Dec 2011 #17
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