Tandem blade design
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United States of America Patent
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Nov 5, 2013
Grant Date -
Dec 29, 2011
app pub date -
Mar 15, 2010
filing date -
Mar 16, 2009
priority date (Note) -
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Abstract
A tandem blade design for an axial turbomachine, comprising a front blade and a rear blade disposed with an offset thereto in the circumferential direction and in the axial direction. The rear blade is profiled and positioned with respect to the front blade such that it raises the speed level at the trailing edge of the front blade in a predetermined working range in interaction with the front blade.
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