First Airplane To Make Trip Using Only Renewable Energies
Trina Solar Limited, a Chinese manufacturer of photovoltaic
cells, announced a cooperation agreement with LISA Airplanes this
week for the building of the Hy-Bird, a solar and hydrogen powered
airplane that is set to be the first to fly around the world using
only renewable energies as fuel.
Ever wonder what it's like to build an airplane from just a pile of
wood, tubing and cloth? Follow along as Robert L Craig Jr.
chronicles the building of his RW1 "Ultra-Piet", an ultralight
replica of the Pietenpol Air Camper.
Flutter is a dangerous phenomenon encountered in flexible
structures subjected to aerodynamic forces. Flutter occurs as a
result of interactions between aerodynamics, stiffness, and
inertial forces on a structure.
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