Re: Terry's DRSSTC - First light ;-))

["Tesla list" <tesla@xxxxxxxxxx>]

Original poster: "Paul B. Brodie" <pbbrodie@xxxxxxxxxxxxx>

What are IGBT's?
Paul

----- Original Message ----- From: "Tesla list" <tesla@xxxxxxxxxx>
To: <tesla@xxxxxxxxxx>
Sent: Sunday, March 06, 2005 1:44 AM
Subject: Terry's DRSSTC - First light ;-))


> Original poster: Terry Fritz <teslalist@xxxxxxxxxxxxxxxxxxxxxxx>
>
> Hi All,
>
> I hauled the thing over to Jerry's house tonight to run it at full power!!
>
> Works great!!
>
> Pretty pictures from handycam video (forgot to take good pics...)
>
> http://drsstc.com/~terrell/pictures/FirstFullRun-01.jpg
> http://drsstc.com/~terrell/pictures/FirstFullRun-02.jpg
> http://drsstc.com/~terrell/pictures/FirstFullRun-03.jpg
> http://drsstc.com/~terrell/pictures/FirstFullRun-04.jpg
>
> It worked perfectly until I got a primary power arc which took out two IGBTs:
>
> http://drsstc.com/~terrell/pictures/Frame19795.jpg
> http://drsstc.com/~terrell/pictures/Frame19796.jpg
> http://drsstc.com/~terrell/pictures/Frame19797.jpg
> http://drsstc.com/~terrell/pictures/Frame19798.jpg
> http://drsstc.com/~terrell/pictures/Frame19799.jpg
>
> Damage seems very minimal at first look.  Just two IGBTs blew their tops ;-)
>
> http://drsstc.com/~terrell/pictures/IGBTsetTwo.jpg
>
> There is a DIVX movie here (16Meg) of the last few moments.
>
> http://drsstc.com/~terrell/pictures/FirstFullRun-short.avi
>
> So it runs great!! and the two IGBT explosions, so far, are well explained...
>
> Replace the IGBTs and make a strike rail and off to the next road trip ;-))
>
> Cheers,
>
> Terry