Re: Power from Vibration

On Wed, 22 Jun 2005 14:14:06 +0000, Robert Scott wrote:

> On 22 Jun 2005 07:16:24 -0700, "Paul Mathews" <optoeng@xxxxxxxxxxxxxx>
> wrote:
>
>>The value of an answer to your question depends a lot on the
>>interpretation of the word 'ultra'. If your electronics is in an
>>environment with some machinery around, you can consider a supermagnet
>>mounted on a reed, mechanically tuned to produce maximum amplitude. The
>>magnet's field would be coupled to a coil of wire. A variation would be
>>a rotary pendulum, ala self-winding watches of yesteryear.
>>This also may be of interest:
>>
>>http://www.ee.ic.ac.uk/optical/jmems04.pdf
>
> Thanks for the link. Actually, the applications I am thinking of are
> as you described, on the airframe of a small plane with a running
> engine shaking everything.
>
If you have a running engine, why not just get power from it?

???
Rich

.