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Is zero-emissions air travel around the corner?

By | May 1, 2012, 4:00 AM PDT

Emissions-free air travel may be closer than we think. Last year, the Solar Impulse became the first solar-powered plane to complete an international flight. While its creators work towards their goal of a nonstop flight around the world, PC-Aero’s Elektra One appears to be bringing commercially viable solar-powered air travel closer to being a reality.

The German company, which specializes in ultra-light solar electric planes, has created in the Elektra One (right) a hybrid solar electric plane with a reported flight range of more than 600 miles on a single charge.

The 440-pound plane uses solar panels to provide additional juice to the plane’s batteries. The extended range the solar panels provide allows the Elektra One to be competitive with the world’s top hobby plane, the Cessna 172. WIthout the aid of the solar panels, the electric hybrid plane manages only 300 miles per charge.

The Elektra One was introduced publicly at the 2011 EAA AirVenture Oshkosh, Wisconsin, where it was awarded the Lindbergh Prize for Electric Aircraft Vision Award. (See a brief video of that demo flight below.)

Notably, the Elektra One sells for $145,000, roughly half of what one can expect to pay for a new Cessna 172, as well as other hobby planes. It is currently a single-seater, which may make it less appealing to prospective owners, but it is perhaps a first step towards emissions-free air travel.

Photo: PC-Aero

via [EarthTechling]

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Channtal Fleischfresser

About Channtal Fleischfresser

Channtal Fleischfresser is a contributing editor for SmartPlanet.

Channtal Fleischfresser

Channtal Fleischfresser

Contributing Editor

Channtal Fleischfresser has worked for The Economist, WNET/Channel 13, Al Jazeera English, Wall Street Journal and Associated Press. She holds degrees from the University of Pennsylvania and the Columbia University Graduate School of Journalism. She is based in New York.

Follow her on Twitter.

Channtal Fleischfresser

Channtal Fleischfresser

Channtal does not have financial holdings that would influence how or what she covers.

She writes for SmartPlanet and is not an employee of CBS.

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0 Votes
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Noise level?
I would think the lowering of the cabin noise level would be a huge factor in the success of this plane. Comparative dB levels, anyone?
Posted by uneekware@...
1st May 2012
0 Votes
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It make's a Buzz
The noise level is probably the same with am electric car - Very low, like a screwdriver.
The main difference between the noise of a classic car and a classic plane is that the plane engine has a shorter exhaust making it extremely laud. An electric plane doesn't need an exhaust.
Also a piston engine has a lot of pistons and other things witch, when they move they make the engine vibrate and this is not very god for the plane's integrity and for the comfort of the pilot. An electric engine doesn't have pistons so it has less vibrations.
The only huge factor for the success of an electric plane, car ore any other electric vehicle is the price and range and this one has both.
Posted by q_tavy
1st May 2012
0 Votes
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Propeller noise.
The other difference between a car and an airplane is the propeller noise.
Posted by riverat1
6th May 2012
0 Votes
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Will be fun for general aviation...
...as I'd love to have a cheap vehicle available for practicing landings. But I think it will be a very long time before this has any commercial application.
Posted by JohnMcGrew@...
1st May 2012
0 Votes
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There are other hurdles to get to "zero emissions"
The elimination of vehicle emissions, whether talking about airplanes or automobiles, is great but only addresses part of the problem. Natural gas vehicles have zero emissions, but fracking for the gas can create massive methane emissions (not to mention water contamination) on top of the standard emissions from the drilling operations. Electric cars and this solar hybrid plane have zero emissions, but power from gas, coal, and other fossil fuels creates a constant flow of greenhouse gases into the atmosphere. Even nuclear (fission) has emissions from the mining of uranium. Don't get me wrong, we're making progress, but we should do everything we can to avoid mistakes along the way.
Posted by stancube
4th May 2012
0 Votes
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zero emissions
Natural gas engines DO NOT have zero CO2 emissions. Not only does every molecule of CH4 oxidise to one of CO2 and two of H2O, but a thermodynamically efficient high pressure engine reaches temperatures high enough to oxidise atmospheric nitrogen.

Nuclear power, per megawatt-hour of energy, has minuscule quantities of fuel in and waste out compared with any fossil carbon.
Posted by SmartAlbert
4th May 2012
0 Votes
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Nuks are subsidised by the price of Oil
In contruction, servicing and decomisioning Nuclear is subsidised by the underlying cost structures governed by Energy input, cement and educated operators, scientists and applied technology, all depend on Oil to get there.
Posted by MildGreens
5th May 2012
0 Votes
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Photovoltaics and batteries
I'm not too wildly optimistic about the lifetime of photovoltaic cells, and the disposal of the worn-out ones.
Batteries for electric power will probably need to be quite thoroughly reprocessed when recycled.
Posted by SmartAlbert
4th May 2012
0 Votes
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Lead batteries lead the way.
With the exception of some used car batteries being dumped on Mexico because of a loophole in NAFTA, over 98 percent of lead car batteries in the US are recycled nearly 100 percent.

I have yet to hear of a decent recycling effort for the high tech batteries in modern EVs.

We will likely end up with landfills being stuffed with them in a 10 years.
Posted by Hates Idiots
Updated - 7th May 2012
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