RE: Spheres on toroids

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

Original poster: Thomas <tom-at-pwrcom-dot-com.au> 

Thanks Bart,

That does not look good, I might try cutting the sphere in half and make one
of the modified toroids (sperical top, toroid base) mentioned in earlier
posts.

Is that e-field plotting software freely available?

Regards,

Tom.

 > Original poster: Bart Anderson <classi6-at-classictesla-dot-com>
 >
 > Hi Tom,
 >
 > I used Antonio's Inca program to play with the toroid_sphere
 > case. Take a
 > look at the Efield plot.
 > http://www.classictesla-dot-com/temp/toroid_sphere.jpg
 >
 > Max field is at the predominantly blue area of the toroid
 > (where streamers
 > will breakout). But what I find interesting is the how the
 > sphere has moved
 > the toroid max field downward on the toroid. Wonder if that's
 > a problem? I
 > guess the toroid affects the sphere similarly.
 >
 > Take care,
 > Bart
 >
 > Tesla list wrote:
 >
 > >Original poster: Thomas <tom-at-pwrcom-dot-com.au>
 > >I've just purchased a 440mm (~16") sphere for the top of my
 > 6" x 27" Tesla
 > >coil. It won't arrive until the new year.
 > >
 > >This sphere will sit on top of the already existing 125mm x
 > 375mm (~5" x
 > >~15") toroid.
 > >
 > >Is it likely that I will still only get streamers from the
 > toroid (as the
 > >radius of curvature is smaller than the sphere and hence e
 > field strength
 > >larger)?
 > >
 > >Tom L.
 > >
 > >
 > >
 > >
 >
 >
 >