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The G Suit worn by F-22 pilots includes a valve that connects oxygen hoses to a pilot's pressure garments. This valve was designed for F-15 and F-16 life support systems that are optimized for high-G situations. However the F-22 flies both high-G and high-altitude missions, and that combination has apparently triggered a malfunction in the valve, which the Air Force will replace by the end of the year.
Systems of systems engineering principle #1 - the whole is the interacting sum of the systems that make it up.
Systems of systems engineering principle #2 - sometimes the littlest things are the ones that get ya ... |
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