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Search: Posts Made By: barit1
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Forum: Tech Log
29th Apr 2013, 13:48
Replies: 44
Views: 26,409
Posted By barit1

archae86: Very true, something I did not...

archae86:

Very true, something I did not address in my earlier post. The first I heard of DC transmission was a bi-directional link between the UK and the continent, 30-40 years ago. Did this ever...
Forum: Tech Log
28th Apr 2013, 15:38
Replies: 44
Views: 26,409
Posted By barit1

Exactly right. To be more precise, the higher the...

Exactly right. To be more precise, the higher the AC frequency, the less iron is needed in the transformer core. Some aircraft systems have been 800 hz for this reason.
Forum: Tech Log
28th Apr 2013, 14:56
Replies: 44
Views: 26,409
Posted By barit1

Capetonian: True for long-distance...

Capetonian:

True for long-distance transmission, in which the power lines are high-voltage, low-current conductors. The enroute power losses are defined by P = I(squared) x R, so the lower current...
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