[Vo]:Ocean glider uses ocean heat differentials

[Lawrence de Bivort]

http://news.bbc.co.uk/1/hi/technology/7234544.stm

The heat differentials expand or constrict wax, which provides energy for
propulsion.

Battery power needed to sensors and communications.


Lawrence

Re: [Vo]:Ocean glider uses ocean heat differentials

[Robin van Spaandonk]

In reply to  Lawrence de Bivort's message of Sat, 9 Feb 2008 11:08:28 -0500:
Hi,
[snip]

http://news.bbc.co.uk/1/hi/technology/7234544.stm

The heat differentials expand or constrict wax, which provides energy for
propulsion.

Battery power needed to sensors and communications.

It would seem trivial to include a small hydraulic motor driven by the expanding
oil, which drives a generator to top up the batteries.
Regards,

Robin van Spaandonk [EMAIL PROTECTED]