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Barnaby Wainfan

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Barnaby Wainfan is a principal aerodynamics engineer for Northrop Grumman’s Advanced Design organization. A private pilot with single engine and glider ratings, Barnaby has been involved in the design of unconventional airplanes including canards, joined wings, flying wings and some too strange to fall into any known category.

Design Process: Planform Effects on Span Loading and Drag

Last month we started our discussion of wing planforms with a look at the various planform shapes in use. We now turn our attention...

Design Process: Planform Shape

Last month we took a look at the effects of span and aspect ratio. At this point on the design of the wing, we...

Design Process: Span and Aspect Ratio

At this point in the design process we have determined the wing area. The choice of high- versus low-wing and structural concept of the...

Design Process: Cantilever Wings

Last month we began our discussion of the structural layout of the wing with a look at externally braced wings. We now turn our...

Design Process: Braced Wings

As we saw last month, the designer has two fundamental choices of wing structural architecture: cantilever or externally braced. In a cantilever layout all...

Design Process: Wing Structure

Last month we started our discussion of wing design with a look at the vertical placement of the wing on the fuselage (high versus...

Design Process: Wing Design

At this point in the design process, we have gotten the airplane sized, balanced, and after six months of consideration gotten the landing gear...

Design Process: Landing Gear, Part 6

Last month, I ran out of space before getting to the end of our discussion of landing gear. This month, we conclude the series...

Design Process: Landing Gear, Part 5

For the past few editions of Wind Tunnel, we’ve been exploring the factors that drive the configuration and placement of landing gear. Last month...

Design Process: Landing Gear, Part 4

Last month we looked at how the static stability of the airplane when it is sitting at rest on its landing gear affects the...

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