thermo-acoustic power
- To: domesteading at sculptors dot com
- Subject: thermo-acoustic power
- From: Ted Ledbetter <tedled at earthlink dot net>
- Date: Sun, 14 Jan 2001 09:34:54 -0600
...i had pretty much decided to stop posting messages about "IT/Ginger" ,
'cause i realize that all the hype is tiresome to some (many?) readers...
BUT, this morning, i discovered reports that researchers at the Los Alamos
National Laboratory have apparently produced a working model of what
they call a thermo-acoustic engine, based on Stirling principles...
AND other reports that the acoustic folks at BOSE have been working with
the folks at Kamen's DEKA lab...
...so here is one more message which i now post 'cause i'm impressed by
the credibility that Los Alamos brings to the table...to see for youself, goto:
http://www.lanl.gov/mst/engine/news.html
"In a step toward finding alternatives to conventional engines, scientists at
the Department of Energy's Los Alamos National Laboratory have developed
a remarkably simple, energy-efficient engine with no moving parts..."
"...The thermoacoustic Backhaus-Swift engine, named after its creators
Scott Backhaus and G.W. Swift of the Los Alamos National Laboratory, works
using helium...."
"...the Backhaus-Swift engine builds on the principles of the Stirling engine,
invented by the Rev Robert Stirling in 1816, and first used to pump water
out of a Scottish quarry. The "thermoacoustic Stirling heat engine" can
convert sound into heat and vice versa...."
...another report can be found at:
http://www.discover.com/may_00/featfuture.html
"DISCOVER Vol. 21 No. 5 (May 2000)
Future Tech: Thunder in a Bottle
"...Backhaus's Thermoacoustic Stirling Hybrid Engine, which he affectionately
refers to as TASHE, performs the same basic job as an ordinary car engine or
gas-fired turbine: It converts heat into motion. But the similarity ends there.
TASHE operates entirely on pressure waves, using high-intensity sound to do
the work of steel. As a result, it has no moving parts, can be constructed from
cheap, basic materials, and yet it is just as efficient as a typical modern internal
combustion engine..."
W.O.W!...
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