US 11,719,131 B2
Exhaust diffuser strut for reducing flow separation
Ik Sang Lee, Seoul (KR); and Willy Hofmann, Zelgweg (CH)
Assigned to DOOSAN ENERBILITY CO., LTD., Changwon (KR)
Filed by DOOSAN ENERBILITY CO., LTD, Changwon (KR)
Filed on Mar. 4, 2021, as Appl. No. 17/192,827.
Claims priority of application No. 10-2020-0027608 (KR), filed on Mar. 5, 2020.
Prior Publication US 2021/0277804 A1, Sep. 9, 2021
Int. Cl. F01D 25/28 (2006.01); F01D 9/04 (2006.01); F01D 25/30 (2006.01); F01D 9/02 (2006.01)
CPC F01D 25/28 (2013.01) [F01D 9/02 (2013.01); F01D 9/041 (2013.01); F01D 25/30 (2013.01); F05D 2240/122 (2013.01)] 8 Claims
OG exemplary drawing
 
1. A strut provided in an exhaust diffuser, the strut comprising:
an airfoil,
a cut portion configured to be formed in a portion of a trailing edge of the airfoil in a span direction of the strut,
wherein the cut portion starts from a radially outer end of the trailing edge of the airfoil and provides a stepped surface that is oriented to face a radial outer direction of the strut.