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Undertoad 07-24-2006 12:02 PM

7/24/2006: First battery-powered manned flight
 
http://cellar.org/2006/batteryplane.jpg

Not just any batteries, but AA batteries produced by Panasonic, powered this first battery-powered manned flight last week.

http://cellar.org/2006/oxyride2.jpg

According to the full story, 160 "Oxyride" AA batteries (20 serial cells formed one row, eight rows connected parallel: 30V) surged out almost 900W of power.

Enough to get a "Wright Brothers" kind of flight - 59 seconds, 6 meters off the ground, and virtually outrun by the people on the ground. Still, it's something. It's a start.

I figure my frame could get off the ground with roughly twice that number of cells, so, I would like a battery operated plane, please.

glatt 07-24-2006 12:07 PM

Cool. Much more beautiful than the human powered Gossamer Albatross that crossed the English Channel when I was a kid.

Happy Monkey 07-24-2006 12:15 PM

The perfect gift for the child of someone you don't particularly like! 160 batteries per minute!

Trilby 07-24-2006 12:53 PM

One yard of drag will slow the something something 20%--so says some damn book by Dan Brown (is Dan Brown really a name?) anyway...I'm not impressed.

'Course, I'm just down the road from the Wright Brothers Museum...

xoxoxoBruce 07-24-2006 02:17 PM

I'd like to know how they built that plane.
31m wingspan and it only weighs 44kg....batteries included. Amazing. :eek:

Pie 07-24-2006 02:19 PM

Quote:

Originally Posted by Happy Monkey
The perfect gift for the child of someone you don't particularly like! 160 batteries per minute!

Oh, you could use rechargables! :right:

JayMcGee 07-24-2006 06:22 PM

Quote:

Originally Posted by glatt
Cool. Much more beautiful than the human powered Gossamer Albatross that crossed the English Channel when I was a kid.



I think I hate you.

Harrumph...... when I was a kid indeed.....

binky 07-24-2006 06:57 PM

Quote:

Originally Posted by Happy Monkey
The perfect gift for the child of someone you don't particularly like! 160 batteries per minute!

Great! I can just see my sister in law buying one of these for my kids next Christmas lol

capnhowdy 07-24-2006 07:32 PM

**finally**

Something that uses more damn batteries than my digicam...

DISCLAIMER: Warning These 'Wish Book' toys use 160 batteries a minute! Use of product may result in crash....

Kitsune 07-25-2006 08:35 AM

Quote:

63kg including T-shirt and bicycle helmet.
Almost 139lbs. They might have been able to squeeze a little more time and altitude out of the flight had they found a jockey for a pilot.

wolf 07-25-2006 12:09 PM

Just out of curiosity ... what's the cost of batteries, versus, say, the cost of gas to run something like that?

Doesn't look real efficient to me.

MaggieL 07-25-2006 01:00 PM

AvGas is $4/gallon at the airport where I fly. My 2,500 lb four-seater burns 9 gallons an hour, makes about 120 mph over the ground.

So I guess it has mostly to do with how you define "something like that". Rotax ultralight engine fuel consumption runs from 4 gal/hr (50 hp) to 9 gal/hr (100 hp). The abovementioned four-seater has a 180hp engine.

xoxoxoBruce 07-25-2006 07:43 PM

It said some of the students ran faster than the plane, which flew almost a quarter mile in 59 seconds.
That's almost a 4 minute mile, speed. :mg:

milkfish 07-25-2006 08:40 PM

I would be much more impressed to hear of the first twisted-rubber-band manned flight.


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