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RE: SSTC Reliability



Original poster: "Aron Koscho" <kc5uto-at-wt-dot-net> 

Hi Steve,


As Terry and Steve W. have said, it would have to be thoroughly over
designed. Also, a project of that magnitude would not be inexpensive.

However, I do believe it's possible given the right amount of
time/money/expertise. There are several key factors to getting more than
two feet out of a traditional SSTC such as frequency, component ratings,
heat dissipation, and circuit protection. When I first achieved 36" with
7kw the system became unstable and nuked its self in less than two runs.
After adding fairly complex protection and a large heatsink/fan it
became more reliable. Still, the best topologies for a large system
would seem to be the "DRSSTC". Regardless of the chosen topology more
work needs to be done concerning coil efficiencies, peak currents, and
component cooling.

Bottom line, it can be done and hopefully some will do it:)

-Aron