Path: Xl.tags.giganews.com!local-2.nntp.ord.giganews.com!nntp.supernews.com!news.supernews.com.POSTED!not-for-mail NNTP-Posting-Date: Fri, 05 Apr 2024 14:20:12 +0000 From: John Larkin Newsgroups: sci.electronics.design Subject: Re: A new type of fridge, maybe also for cooling electronics? Date: Fri, 05 Apr 2024 07:18:32 -0700 Organization: Highland Tech Reply-To: xx@yy.com Message-ID: <8q101jdequi29q73j7o06nmkv68usovkvp@4ax.com> References: X-Newsreader: Forte Agent 3.1/32.783 MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit Lines: 23 X-Trace: sv3-p1PnnO4/QNBiFTbZyKoT9nThmsNfbSI4mvpA9Y47vVPpZSc0L701181nZaDaOpBjIlR9Z85Wja+pyqO!WikyR5ukcPsC7R9KCoPjkZXPIO0D4V/L13wrtWuiDtV/gKQbDogPDmvugWQT202I/cf40ew2QGkL!0BbrrA== X-Complaints-To: www.supernews.com/docs/abuse.html X-DMCA-Complaints-To: www.supernews.com/docs/dmca.html X-Abuse-and-DMCA-Info: Please be sure to forward a copy of ALL headers X-Abuse-and-DMCA-Info: Otherwise we will be unable to process your complaint properly X-Postfilter: 1.3.40 Bytes: 1984 On Fri, 5 Apr 2024 09:44:14 +0100, Clive Arthur wrote: >On 05/04/2024 06:01, Jan Panteltje wrote: >> Elastocaloric cooling: Refrigerator cools by flexing artificial muscles >> https://www.sciencedaily.com/releases/2024/04/240402192607.htm >> >> Picture of the thing here: >> https://www.uni-saarland.de/aktuell/hannover-messe-elastocaloric-cooling-refrigerator-30894.html >> >> cooling the bitcoin machines? >> ;-) > >Stretch an elastic band and it will heat up. Allow it to dissipate this >heat, then allow it to relax and it will cool down below ambient. >Easiest way to feel this is on your philtrum. > >I claim prior art from my schooldays. I remember speculation about rubber-band air conditioners, ditto school days. It's still not a bad idea, if some efficient elastomer could be invented.