公开(公告)号：US11971172B2

公开(公告)日：2024-04-30

申请号：US17509470

申请日：2021-10-25

Applicant: General Electric Company

Inventor： David A. Lind ,  Ajoy Patra ,  Ting-Yu Tu ,  Pradeep Naik ,  Gregory A. Boardman

IPC: F23R3/28 ,  F23R3/14 ,  F23R3/34 ,  F23C7/00

CPC classification number: F23R3/286 ,  F23R3/14 ,  F23R3/34 ,  F23C7/004

Abstract: A premixer assembly for a combustor includes: at least one ring of premixers, each premixer having a central axis, an annular peripheral wall surrounding a centerbody, and at least one swirler disposed between the centerbody and the peripheral wall, wherein the peripheral wall defines an inlet area of the premixer; and a lip extending forward along the central axis from the peripheral wall, the lip extending at an oblique angle to the axis of symmetry.

公开(公告)号：US12276423B2

公开(公告)日：2025-04-15

申请号：US17649129

申请日：2022-01-27

Applicant: General Electric Company

Inventor： Pradeep Naik ,  David A. Lind ,  Shai Birmaher ,  Ranganatha Narasimha Chiranthan ,  Ajoy Patra ,  Saket Singh

IPC: F23R3/14 ,  F02C7/22 ,  F23R3/28 ,  F23R3/42

Abstract: A swirler assembly includes a primary swirler having a primary swirler connecting portion, a fuel nozzle connecting portion for connecting a fuel nozzle to the primary swirler, and a primary oxidizer flow passage that extends at least partially in the longitudinal direction, and a secondary swirler having a secondary swirler connecting member, where the primary swirler connecting portion and the secondary swirler connecting member engage to connect the primary swirler and the secondary swirler in the longitudinal direction, and to permit radial movement of the primary swirler with respect to the secondary swirler.

公开(公告)号：US11175046B2

公开(公告)日：2021-11-16

申请号：US16407990

申请日：2019-05-09

Applicant: General Electric Company

Inventor： David A. Lind ,  Ajoy Patra ,  Ting-Yu Tu ,  Pradeep Naik ,  Gregory A. Boardman

IPC: F23R3/28 ,  F23R3/14 ,  F23R3/34 ,  F23C7/00

Abstract: A premixer assembly for a combustor includes: at least one ring of premixers, each premixer having a central axis, an annular peripheral wall surrounding a centerbody, and at least one swirler disposed between the centerbody and the peripheral wall, wherein the peripheral wall defines an inlet area of the premixer; and a lip extending forward along the central axis from the peripheral wall, the lip extending at an oblique angle to the axis of symmetry.