Method of predicting wear on tubes of steam generator

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United States of America Patent

PATENT NO 9845950
SERIAL NO

15215002

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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A method predicts an amount of wear that is expected to occur on the tubes of a steam generator as a result of vibration against another structure within the steam generator. The method includes determining a volumetric amount of material that has been worn from a location on a tube over a duration of time and employing that volume as a function of time to determine the volume of material of the tube wall that is predicted to be worn from the tube or another tube at a future time. The volumetric-based analysis enables more accurately prediction of the wear depth at a future time. This enables the plugging of only those tubes that are determined from a volumetric analysis to be in risk of breach at the future time, thus slowing the rate at which tubes of a steam generator will be plugged.

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Patent Owner(s)

Patent OwnerAddress
WESTINGHOUSE ELECTRIC COMPANY LLC1000 WESTINGHOUSE DRIVE SUITE 141 CRANBERRY TOWNSHIP PA 16066

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Cullen, William K Pittsburgh, US 8 25

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Citation count rangeNumber of patents cited in rangeNumber of patents cited in various citation count ranges239524114112201 - 1011 - 2021 - 3031 - 4041 - 5051 - 6061 - 7071 - 8005101520253035404550556065707580859095100

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