Turbine blade with tuned damping structure
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United States of America Patent
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Sep 1, 2015
Grant Date -
Nov 7, 2013
app pub date -
May 4, 2012
filing date -
May 4, 2012
priority date (Note) -
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Abstract
A turbine blade is provided comprising: a root; an airfoil comprising an external wall extending radially from the root and having a radially outermost portion; and a damping structure. The external wall may comprise first and second side walls joined together to define an inner cavity of the airfoil. The damping structure may be positioned within the airfoil inner cavity and coupled to the airfoil so as to define a tuned mass damper.
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