This image shows how a cable is tethered to the wing, making essentially a kite. The cable can be used to power the wing when it needs to get started or to transmit electricity to the grid. The system has been tested in different flight modes and the company hopes to have a commercial-scale, 600-kilowatt machine completed by 2016.
March 28, 2012 3:59 AM PDT
Photo by: Makani Power
| Caption by: Martin LaMonica
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