Re: IGBT's, pulsed power (was Re: Waveguide TC)

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

Original poster: "by way of Terry Fritz <twftesla-at-qwest-dot-net>" <dhmccauley-at-spacecatlighting-dot-com>

Keep in mind, most facilities using very high powered equipment like this
have additional generators on site
to convert loss energy (such as heat etc...) back into electricity which
they then sell back to the power company.

Dan




 > 360 MW is still a heap o' juice, though... at $0.10/kWh, it's going to
cost
 > $36000 per hour.. Presumably they don't plan to run the thing when spot
 > rates are high...
 >
 > ----- Original Message -----
 > From: "Tesla list" <tesla-at-pupman-dot-com>
 > To: <tesla-at-pupman-dot-com>
 > Sent: Sunday, December 15, 2002 9:06 AM
 > Subject: Re: IGBT's, pulsed power (was Re: Waveguide TC)
 >
 >
 >  > Original poster: "Greg Leyh by way of Terry Fritz <twftesla-at-qwest-dot-net>"
 > <lod-at-pacbell-dot-net>
 >  >
 >  > Sorry, I didn't denote that the 75MW is the *peak* output
 >  > rating of the klystron.
 >  > The duty factor here is *extremely* low -- the total site
 >  > power should average less than 360MW.
 >  >
 >  >
 >  > >Original poster: "W.R. Langston <blangsto-at-iwvisp-dot-com>
 >  > >
 >  > >"8000 (or so) 75 MW..." plus significant losses I presume; so, whose
what
 >  > >is powering this set up?
 >  > >>
 >  > >>
 >  > >>SLAC is engaged in the machine design of many subsystems
 >  > >>for the Next Linear Collider, including the pulsed power
 >  > >>modulators that will feed the 8000 or so 75MW x-band klystrons.
 >  >
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