US 11,834,952 B2
Exhaust frequency mitigation apparatus
Joshy John, Bengaluru (IN); Srinivas Pakkala, Chintalapudi (IN); Prabaharan K, Bengaluru (IN); Satish Kumar, Bengaluru (IN); and Prakash Bavanjibhai Dalsania, Bengaluru (IN)
Assigned to General Electric Company, Schenectady, NY (US)
Filed by General Electric Company, Schenectady, NY (US)
Filed on Jun. 7, 2022, as Appl. No. 17/834,326.
Claims priority of application No. 202211011317 (IN), filed on Mar. 2, 2022.
Prior Publication US 2023/0279778 A1, Sep. 7, 2023
Int. Cl. F01D 25/30 (2006.01); F01D 9/04 (2006.01)
CPC F01D 9/04 (2013.01) [F01D 25/30 (2013.01); F05D 2240/126 (2013.01); F05D 2250/232 (2013.01); F05D 2260/96 (2013.01)] 19 Claims
OG exemplary drawing
 
1. An exhaust frequency mitigation apparatus comprising:
a main body extending along an axial centerline from a base to a tip, the base defining a first diameter and the tip defining a second diameter, wherein the main body converges from the first diameter to the second diameter with respect to the axial centerline, and wherein the base is configured to extend from an inner shell of a turbomachine exhaust diffuser; and
at least one rib extending from a root coupled to the main body to a free end, wherein the at least one rib extends along the main body from the base to the tip, and wherein the free end is disposed at a radial location of the first diameter.