Re: Why no corona?

["Tesla list" <tesla-at-pupman-dot-com>]

Original poster: "Matthew Smith by way of Terry Fritz <twftesla-at-qwest-dot-net>" <matt-at-kbc-dot-net.au>

Hi Rick

> Power transmission lines, before a substation, can carry from 100Kv to
more the
> 600Kv. So why no corona? Seems we battle corona quite a bit at much lower
> voltages. <shrugs>

Try walking under them at night and look at the insulator strings - I 
have often seen the entire strings surrounded by corona.
On misty nights, they can hiss and pop quite alarmingly.

Cheers

M

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