Turbine blade monitoring arrangement and method of manufacturing
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United States of America Patent
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Mar 29, 2016
Grant Date -
Oct 30, 2014
app pub date -
Apr 29, 2013
filing date -
Apr 29, 2013
priority date (Note) -
In Force
status (Latency Note)
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Abstract
A turbine blade monitoring arrangement includes a bucket tip located at a radial outer location of a bucket. Also included is at least one component disposed radially outwardly of the bucket tip. Further included is a hollow portion of the at least one component, wherein the hollow portion extends radially from a first end to a second end through the at least one component. Yet further included is a first sealing component operatively coupled to the at least one component proximate the first end of the hollow portion, wherein the first sealing component comprises a translucent material. Also included is a proximity sensor disposed radially outwardly of the at least one component and aligned with the hollow portion, the proximity sensor configured to generate a first signal through the hollow portion to the bucket tip.
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