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Showing 1 to 4 of 4 for “"plasma spray coatings"”.
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Development of a Plasma Spray Process Monitoring System through Aeroacoustic Signal Analysis
Plasma spray coatings are vital to the capabilities of jet engines. They allow engines to operate at combustion temperatures that would otherwise melt the superalloy components. Coatings tighten clearance between rotating components, increasing engine compression. They prevent chemical attack and …
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Strategic Sourcing of Serial Production Processes in Jet Engine Manufacturing
… an airfoil’s single crystal casting to thermal plasma spray coatings and wire EDM-drilled cooling holes. Many of these processes are extremely specialized, requiring special equipment, environmental controls, and expertise to produce at the precise tolerances required in aerospace. Utilizing …
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Characterization Study of Plasma Spray Attachment of Intrinsic Fabry-Perot Interferometric Sensors in Power Generation Applications
The purpose of this study is to characterize the plasma spray deposits used for attaching intrinsic Fabry-Perot interferometric fiber optic strain sensors. The deposits must maintain adhesion at elevated temperatures without distorting the sensors' signals. Two different material systems were …
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Nanocomposite Coating Mechanics via Piezospectroscopy
Coatings utilizing the piezospectroscopic (PS) effect of alpha alumina could enable on the fly stress sensing for structural health monitoring applications. While the PS effect has been historically utilized in several applications, here by distributing the photo-luminescent material in …