Whale flipper windmill

Preliminary tests show that bumpy-edged windmill blades, modeled after the flipper of humpback whales, can be angled more steeply than traditional blades without stalling. Designers say this turbine is more efficient.

Click on the thumbnail to see the full image.

.

.

.

.

.

You've read  of  free articles. Subscribe to continue.
QR Code to Whale flipper windmill
Read this article in
https://www.csmonitor.com/Technology/2008/1201/whale-flipper-windmill
QR Code to Subscription page
Start your subscription today
https://www.csmonitor.com/subscribe