Re: Big Spark Induction Coil

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

Original poster: "Antonio Carlos M. de Queiroz by way of Terry Fritz <twftesla-at-qwest-dot-net>" <acmq-at-compuland-dot-com.br>

Tesla list wrote:
> 
> Original poster: "Kurt Schraner by way of Terry Fritz
<twftesla-at-qwest-dot-net>" <k.schraner-at-datacomm.ch>

> Thank you very much for your kind estimations of my efforts with
> induction coils! Indeed, I'm also enjoying modern simulation tools,
> which were not available in the earlier days of my studies, and I
> admire, how they can deal with so big and stiff differential equation
> systems (=orders of magnitude different time constants), as i.e. in the
> simulation of a whole TC-system with power supply units.

Nothing much more complex that backward Euler integration with adaptive
step size.

> And because the parameters of a
> "sim" don't explain their relevance by themselves, at the other end
> (than the experiment), the physico-mathematical theories of the system,
> as i.e. created/treated and explained by Dr.Antonio, help to understand
> the inner structure (even under simplifying assumptions).

I am still intrigued by the apparent long duration of the sparks, with
a primary high-frequency oscillation appearing during the sparks. Or
I am not interpreting the pictures correctly?

Antonio Carlos M. de Queiroz