by Gubbe on Wednesday June 16, 2010 @07:27AM Attached to: Solar-Powered Ultralight To Try 24-Hour Flight What everyone seems to ignore is that ridge lift has little to do with thermals. Thermals are streams of warmer air rising up through colder air and caused by temperature differences, just as the parent mentions.Get a Quote
centre21 writes "I've been reading about solar-powered aircraft all over the Internet, as well as solar power in general. But I'm wondering: is it more than just solar cell efficiency that's preventing the creation of a solar-powered airliner? Conspiracy views aside (which may be valid), it seems to me that if I were running an airline the size of United or American, eliminating the need for
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Solar-Powered Ultralight To Try 24-Hour Flight 104 Posted by kdawson on Wednesday June 16, 2010 @04:23AM from the mehr-licht dept.
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vigmeister writes "Swiss adventurer Bertrand Piccard has unveiled a prototype of the solar-powered plane he hopes eventually to fly around the world. The initial version, spanning 61m but weighing just 1,500kg, will undergo trials to prove it can fly at night. Dr. Piccard, who made history by circling the globe non-stop in a balloon in 1999, says he wants to demonstrate the potential of
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Solar-Powered Plane Makes First Successful Flight Solar-Powered Shrub Car Solar-Powered Flight Grounded By Equipment Bug Solar-Powered Plane Making 24-hour Flight Submission: Zephyr solar plane flies 7 days non-stop Boeing Gets $89M To Build Drone That Can Fly For 5 Years Straight
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Jul 24, 2012· Caption: The Solar Impulse airplane in flight during on July 24, 2012. Credit: Solar Impulse/ Jean Revillard A unique airplane has just completed a 6,000 km journey, making the first solar-poweredGet a Quote
A solar-powered aircraft, shaped like a dragonfly, called Solar Impulse is attempting to take a 24-hour solar powered flight today. The goal is to fly through the night. The plane took off early this morning fueled only with solar power. Solar Impulse is lightweight …
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An anonymous reader writes "Slashdotters may remember the Solar Impulse — the world's first 100% solar-powered airplane — from last year when it made its public debut. Today the airplane made news again as it successfully completed the world's first solar-powered intercontinental flight — a pivotal step that paves the way for the plane's first trip around the world in 2014."Get a Quote
calmond writes with this Solarellent snippet from CNET News: "QinetiQ Group PLC claimed Sunday that its propeller-driven aircraft called Zephyr flew for 83 hours and 37 minutes non stop, more than doubling the official world record set by Northrop Grumman's Global Hawk in 2001.The Zephyr is much different from the Global Hawk, which is about the size of a fighter and requires runway for taking
Jul 07, 2010· Solar Plane Attempting 24-Hour Flight. Jul 7, 2010 Wednesday morning in an attempt to be the first solar-powered plane to team will try a trans-Atlantic flight in 2011 in a slightly
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lilbridge writes "The Solar Impulse, a solar-powered plane covered in 12,000 solar cells, took its maiden flight today in Switzerland. The plane stayed aloft for 87 minutes, performing test maneuvers as well as completing a successful takeoff and landing. With the first test flight behind them, the developers can focus on gearing up for their around-the-world solar powered flight set for 2012."
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If the in-flight abort test works out, then the first launch of humans from U.S. soil since the end of the space shuttle era should finally happen in 2020. Related …Get a Quote
Nov 20, 2020· Amanda Jane Hughes, Lecturer, Department of Mechanical, Materials and Aerospace Engineering at University of Liverpool Stefania, and Soldini Lecturer in Aerospace Engineering at University of Liverpool, write: A space-based solar power station could orbit to face the Sun 24 hours a day. The Earth's atmosphere also absorbs and reflects some of the Sun's light, so solar cells above …Get a Quote
A solar-powered unmanned seaplane is proposed as a new strategy to avoid the challenges faced in a long nonstop solar-powered flight, and is especially designed for sea surveillance mission, like resource exploration, environmental monitoring, and observation of animal migration.
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by MooUK on Wednesday June 16, 2010 @04:15PM Attached to: Solar-Powered Ultralight To Try 24-Hour Flight Not at all. My point was that, even starting with full batteries (which it would be stupid not to), as soon as it's in the air it will have drained them plenty.
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Advanced EHF is designed to provide 24 hour coverage from 65 North, to 65 South across the K and Ka sub bands, and when combined with the prototyped Extended Data Rate (XDR) terminals and systems, will offer up to 8.2 Mbps data rates for around 4,000 terminals in concurrent use per satellite footprint (whether that scales to 12,000 systems inGet a Quote
Explanation: An example of solar-powered flight, NASA's Helios aircraft flew almost one hundred years after the Wright brothers' historic flight on December 17, 1903. Pictured here at 3,000 meters in in skies northwest of Kauai , Hawaii , USA in August 2001, the remotely piloted Helios is traveling at about 40 kilometers per hour.
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Jun 15, 2010· A solar-powered plane is getting ready to hit the skies once again - this time, at night. It will be the first ever manned night flight on a plane propelled Solarlusively by solar energy.Get a Quote
However, if a solar-powered unmanned aerial vehicle (UAV) can achieve a non-stop flight around the world, it may lead to the possibility of a pseudolite (i.e., pseudo-satellite) operation.Get a Quote
Manufactured by Ultralight Flying Machines, Solar Riser was capable of flying for 3 to 5 minutes after having its cells charged for 1.5 hours; 26 straight hours at an altitude of 8,600 meters, setting the record back then as both the longest and highest manned solar powered flight to be made.Get a Quote
An anonymous reader writes "A solar-powered, unmanned craft has flown for 54 hours — a record for both unmanned aerial vehicles and solar craft. None before has managed to store enough solar energy to fly through more than one night. There is also a video showing the 18m carbon fiber wing craf...
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