Low pressure turbine provided with splitters at the last stator array, in particular for a gas turbine engine
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United States of America Patent
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Jul 11, 2017
Grant Date -
Nov 20, 2014
app pub date -
May 16, 2014
filing date -
May 17, 2013
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Abstract
A low pressure turbine, in particular for a gas turbine engine, extends along an axis, has an annular conduit for guiding a gas flow and is provided with a plurality of stator arrays of blades and a plurality of rotor arrays of blades; the last of the stator arrays, considering the advancement direction of the gas flow, has a plurality of blades, which define a plurality of spaces between them in circumferential direction; the spaces are split by respective splitters into a radially outer conduit and into a radially inner conduit; the radial position of the splitters is in the neighborhood of a radial reference position such that at least one acoustic mode is of the cut-on type in the radially inner conduit.
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