Re: sphere within a sphere

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

Original poster: "Gerry Reynolds" <gerryreynolds-at-earthlink-dot-net> 

Hi Antonio,

Certainly is thought provoking.  It seems like when the inner sphere arcs to
the outer sphere, the voltage on the outer sphere jumps very quickly
(nanoseconds).
This make me wonder if the resulting high displacement current might help
promote streamer growth.

Gerry R



 > Original poster: "Antonio Carlos M. de Queiroz" <acmq-at-compuland-dot-com.br>
 >
 > My first impression is that this would have no effect, but...
 > The coil is connected to the inner sphere, with the outer sphere
 > floating. So, the breakdown voltage of the system is determined
 > by the inner sphere. When the inner sphere sparks to the outer
 > sphere, it will discharge very quickly, with all the charge
 > moving to the outer sphere through the spark and redistributing
 > there. This may cause intense transients as the charge redistributes
 > around the outer sphere, maybe promoting streamer formation.
 > Possibly equivalent to have a breakout point, but with the point
 > moving randomly around the sphere.
 > May be worthwhile to try.