13 Mar '13, 6pm

A Quick Fix For Boeing's Battery Woes: Will hardening the 787's lithium-ion batteries against internal fires f...

A Quick Fix For Boeing's Battery Woes: Will hardening the 787's lithium-ion batteries against internal fires f...

Boeing has gotten permission from the U.S. Federal Aviation Administration to test a solution to the battery problem that grounded its worldwide fleet of 787 Dreamliners in January. Tests in two planes could begin in a matter of days , ABC news reported this morning. Whether it's a solution for the ages or a mere Band-aid is a matter of judgment, or of taste. What is clear, though, is that the solution aims not to prevent battery fires but to live with them. It uses the same lithium-ion cells as before but inserts insulating barriers, which should make it harder for a thermal runaway reaction in one cell from propagating to neighboring cells. The containment vessel will also be strengthened and fitted with a smoke-venting system. Boeing’s solution reflects some but not all of the suggestions made last month by Elon Musk, the founder of Tesla Motors. That company's pioneeri...

Full article: http://spectrum.ieee.org/tech-talk/aerospace/aviation/a-q...

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