Materials and Structures for Aerospace Propulsion Systems ...
Materials and Structures for Aerospace Propulsion Systems ...
Materials and Structures for Aerospace Propulsion Systems ...
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Example I (Intrinisc): Failure by TGO Rumpling<br />
Example I (Intrinisc): Failure by TGO Rumpling<br />
• Strain misfits cause cyclic<br />
stresses that motivate<br />
cycle-by-cycle crack<br />
growth in TBC<br />
• Highly non-linear:<br />
. Requires numerical code<br />
• Phenomena include TGO<br />
lateral growth, thermal<br />
expansion misfit<br />
(martensite), cyclic<br />
plasticity.<br />
Swelling<br />
Martensite
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