Aerospace
NDI and NDT methods for process control
There are three main nondestructive inspection technologies currently under development to help qualify surface preparation techniques for adhesively bonded aerospace surfaces evaluate the quality of both the prepared surfaces and the final bonded joint.
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Certification of bonded composite primary structures
OEMs develop technology to quantify uncertainty in pursuit of the no-bolt bondline.
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Laser encoder enables highly accurate cutting of critical wingskins
To ensure machined part dimensional accuracy on Flow International Corp.’s (Kent, Wash.) new Composites Machining Center’s (CMC) gantry design, in x-axis lengths of 6 to 50m (19.5 to 162.5 ft), one of the keys is Renishaw plc’s (Gloucestershire, U.K.) HS10/HS20 laser encoder.
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Accelerating the certification process for aerospace composites
Columnist Byron Pipes foresees the certification of simulation software in place of physical testing.
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One for the history books?
HPC editor-in-chief Jeff Sloan wonders if a current and radical proposal for change in the way aerospace materials and processes are certified — namely, certification of design/simulation software — will find the brave advocates it will need to become a watershed in aerocomposite history.
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Juggling carbon fiber supply and demand?
Boeing plans to build 777X wings in Washington state. Toray has bought 400 acres in South Carolina to build — it is supposed — a new carbon fiber manufacturing facility. The carbon fiber supply and demand picture may be changing.
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A composite wing giant is born
With the decision to build the carbon fiber wings for the 777X in Everett, Wash., Boeing is joining a short list of big composite wing manufacturers and establishing itself as a major composites fabricator for many years to come.
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No-oven, No-autoclave (NONA)
Room-temperature cure epoxy composites with a 400°F Tg, comparable properties vs. commercial systems without external heat or post-cure, and offering reduced cost and cycle time. Really?
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Video: Morphing wing technology update
A new video from NASA Dryden shows how aircraft wing morphing technology is being used to develop quieter and more efficient aircraft systems.
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Meter/mix/dispense machines: Doubling down on control
The latest equipment solutions deliver lower costs, faster cycle times and better part properties.
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