[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

Re: starship-design: Stellar drive?

At 4:27 PM 10/21/96, Timothy van der Linden wrote:
>L. Parker wrote:
>>Well, I don't suppose it would be fair if I didn't at least offer an idea
>>for a solution. I haven't ever heard of a Faraday cage, and I am not sure
>>if it works or how strong of a field it would have to generate in order to
>>work, but how about if your second field was the shield also? Shaped kind
>>of like this:
>>                             \
>>                      O     |
>>                            /
>>Just a thought...
>A Faraday cage is a passive thing, it does not generate a field, it converts
>the EM-radiation into an electrical current.
>It is not a complicated thing, it is merely a wiremesh in the form of a cage
>(round, square) it's shape does not matter much, as long as it is closed.
>The general theory is that as soon as a difference in fieldstrength is
>present between two points of the cage, the electric current will resolve that.
>The size of the mesh is important, the smaller the mesh size, the better it
>protects against high frequencies.
>By the way, why do we need alternating magnetic fields, or are constant
>magnetic fields possible too?

Since the magnetic drive system described on that web page uses timed mag
pulses from electromagnets.  It would seem to be stuck with alternating
magnetic fields.


Kelly Starks                    Phone: (219) 429-7066    Fax: (219) 429-6859
Sr. Systems Engineer                                     Mail Stop: 10-39
Hughes defense Communications
1010 Production Road, Fort Wayne, IN 46808-4106
Email:  kgstar@most.fw.hac.com