New NASA Design Method Could Finally Unlock Laminar Flow Potential

F-15B with CatNLF wing

High-speed taxi tests with the CatNLF wing were completed on Jan. 12.

Credit: NASA/Christopher LC Clark
The untapped efficiency benefit of maintaining smooth natural laminar flow over the swept wings of jet airliners has been known for decades, but a practical breakthrough toward achieving this goal has been elusive. A recent NASA-developed design method, dubbed CatNLF, for crossflow attenuated...
Guy Norris

Guy is a Senior Editor for Aviation Week, covering technology and propulsion. He is based in Colorado Springs.

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