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Axial turbomachine stator with ailerons at the blade roots

  • US 9,739,154 B2
  • Filed: 05/02/2014
  • Issued: 08/22/2017
  • Est. Priority Date: 05/03/2013
  • Status: Active Grant
First Claim
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1. Axial stator of an axial turbo compressor (2), comprising:

  • an annular row of main stator blades extending radially, each of the blades having a pressure surface and a suction surface; and

    a series of auxiliary stator blades located between the main blades;

    wherein each of the auxiliary blades is associated with one of the main blades by extending along and downstream of the pressure face of the associated main blade, at a distance from said blade, in a circumferential direction, which is less than 30% of the distance between two adjacent main blades;

    wherein the radial height of the auxiliary blades relative to the radial height of the main blades ranges between 10% and 50%.

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