Tag Archives: aerodynamics
How does a fan work?
Everywhere I turn, all the talk is about the coronavirus, and it’s exhausting because I already deal with news of the coronavirus as part of my day-job. It’s impossible to catch people having conversations about anything else at all. I … Continue reading
Posted in Scicomm
Tagged AC motor, aerodynamics, airfoils, Bernoullis principle, brush comutator, capacitance, capacitor regulator, continuity equation, convection, DC motor, drag, electric current, Electromagnetism, electromagnets, graphite, induction motor, Lenz law, lift, Lorentz force, magnetization, split-ring commutator, steel, synchronous motor, three phase current
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The new and large fly the farthest
British Airways and Air France mutually retired the Concorde supersonic jet in 2003. Both companies cited rising maintenance costs as being the reason, which in turn were compounded by falling demand after the Paris crash in 2000 and a general downturn in civil aviation after 9/11. Now, American and French scientists have found that Concorde was in fact an allometric outlier that stood out design-wise at the cost of its feasibility and, presumably, its maintenance. Continue reading
Posted in Uncategorized
Tagged aerodynamics, allometry, aviation, commercial airplanes, Concorde, constructal laws, correlation, mechanical engineering
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Brazuca over Jabulani for better football, say physicists
Say hello to Brazuca, the official football of the 2014 FIFA World Cup. Brazuca is a ball designed and produced by sportswear manufacturer Adidas, which also produced the Jabulani used in the 2010 World Cup. Both balls are part of … Continue reading
Posted in Uncategorized
Tagged 2014 FIFA World Cup, aerodynamics, Brazuca, Jabulani, knuckle ball, wind tunnel, wobbling
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