Mathew Lippincott’s blog on design and DIY aerospace
June 25th, 2010

Solar Blimp to Cross English Channel

While I’m preparing for a workshop where we’ll build some solar hot-air balloons, a very different solar aerostat, running of photovoltaics, is set to cross the English Channel!  As thin-film solar cells improve and energy prices, rise, I bet these things will be a really big deal.

May 28th, 2010

Balloons, YES!

More wonderful balloon links:

the newest airship, the Bullet 580 designed as a “stratellite” I love the design because it has an incredibly simple gore pattern.

DIY balloon photography of the Gulf disaster. Great helium balloon photography on the cheap.

the first artificial-muscle actuated fish airship. scroll down 3/4 of the way

November 20th, 2009

No/Low Tech Magazine

Kris de Decker produces some of the most insightful and well-researched articles on technology anywhere on the internet.  He has a simple premise- novel “high-tech” solutions aren’t always that great.  Don’t give up on established, simple, and efficient solutions to human problems.  He just linked back to me when I pointed him to KMODDL, and I wanted to share some stuff he’s posted, since it’s been sitting in my “to post” folder since August:

Kris often finds works from another age whose techno boosterism is familiar, but whose object is odd to a contemporary reader. From the height of airship mania ( Zeppelin’s commercial air transport service was established a year later) and before airplanes proved themselves in the skies, Airships Past and Present (1908) is a fantastic snapshot of globalized tinkering and ingenious innovations:

In 1792, Uyton de Morveau recieved official instructions from Napoleon to develop military balloons.  Morveau developed a team with chemist Lovoisier and physicist Coutelle,  and together they developed a novel hydrogen generator that used a hot iron with steam passing over it, and a novel means of sealing silk balloons with 5 layers of linseed oil based varnish.  The varnish was particularly effective, holding hydrogen in the balloon for upwards of 2 months, but the recipe is lost to history.  The envelope of a hydrogen balloon capable of carrying 2 passengers to 1600ft  would weigh only 180-200lbs, in line with early 20th century numbers (134).

OR:

My favorite balloon of the period, the Parseval-Sigfeld, featured with hard numbers on wind speed (66ft per second).  Parseval invented the “sausage” balloon design that once refined was deployed by Germany, France, and to great effect Belgium in WWI.  But this text is of course from before the war (209, 211, 274).

November 12th, 2009

See the Mutoscope Tonight (and RC Blimps!)

Should’ve posted this on Monday.  I’ll be at the Make NYC event tonight in Manhattan with my mutoscope, fully loaded with Fernando Renes latest animation.  Thanks to Obra Social Caja Madrid for sponsoring the Mutoscope.

Make: NYC meeting 16
Thursday, November 12th, 6:30PM
Bug Labs
598 Broadway at Houston, 4th floor
New York, NY 10012

August 22nd, 2009

Airship Profile Simulator

over at AirshipWorld, Andreas has created a new version of his airship profile simulator.  It’s only good for rotationally symetrical pressurized envelopes (sorry hybrid lifting body airship aficionados) but it’s still damned cool! (Windows Only)  Now you can check the drag, volume, surface area, and lift center of your theoretical airship automatically.

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