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Penance
12-14-01, 01:37 AM
I didn't see a thread mentioning this yet, but Slashdot has a link to some really cool news about soon-to-be fans. In about 2 years it'll be interesting to see the crazy things being introduced to the HSF market!

As the article says, in testing they boast an 8C drop in temps, used 1/150 as much power as conventional fans, use no magnets and produce almost no noise.

http://news.uns.purdue.edu/html4ever/011213.Garimella.fans.html

:eek:

Diggrr
12-14-01, 02:09 AM
Way cool! (not a pun)

I built an ion or 'electric wind' fan, but it didn't have enough wind to be usable. These sound like they got that beat. I used a DC to DC laser power supply, but it doesn't have enough amperage to make much wind. It does make ozone, but ya don't want to breath that.

jbell
12-14-01, 02:13 AM
blew me away


yes include pun..

Silversinksam
12-14-01, 04:28 AM
As a retired engineer i find that very interesting, but as a skeptic I also am very pesimistic, if you read the article carefully they claim a 8* reduction in temps, but what was the baseline? You can buy Piezoelectric fans now and just the blade runs $149 but if you buy 100 its $39 ea but the Piezoelectric Motor/Actuator Kit will run you $499

http://www.piezo.com/rfn101.jpg



Anyway this is a cool developtment but I would plan on Overclocking with this fan, as you will probably end up with a micro processor keychain......

I guess we will see, to the future.....!

Maximus Nickus
12-14-01, 11:28 AM
THe future......

Bit delcate though and you would still have the noise of the AIR, after all does

wind have an engine?