Combustor swirler with vanes incorporating open area

US11761632B2 · kind B2 · utility

Assignee

• General Electric Company · US

Inventors

• Gurunath Gandikota · Bengaluru, IN
• Karthikeyan Sampath · Bengaluru, IN
• Perumallu Vukanti · Bengaluru, IN
• Allen Michael Danis · Mason, US
• Scott Matthew Bush · Kyles, US
• Steven C. Vise · Loveland, US
• Hari Ravi Chandra · Bengaluru, IN
• Rimple Rangrej · Bengaluru, IN
• Saket Singh · Bengaluru, IN
• Pradeep Naik · Kanchinakote, IN
• Neeraj Mishra · Ahmedabad, IN
• Arvind Kumar Rao · Bengaluru, IN
• Balasubramaniam Venkatanarayanan · Bengaluru, IN
• Ranjeet Kumar Mishra · Bengaluru, IN

Key dates

• Filing date: Aug 5, 2021
• Grant date: Sep 19, 2023
• Expiry date: Aug 5, 2041

Classification

• Technology area (CPC F): Mechanical Engineering; Lighting; Heating
• CPC primary: F23R3/286
• WIPO field: Engines, pumps, turbines
• WIPO sector: Mechanical engineering

Abstract

A dome assembly for a combustor includes: at least one swirler assembly including: at least one swirler including a plurality of swirl vanes arrayed about an axis, the plurality of swirl vanes oriented so as to impart a tangential velocity to air passing through the swirler parallel to the axis; each of the plurality of swirl vanes having a thickness and including a plurality of edges which collectively define a peripheral boundary of the respective swirl vane; wherein at least a selected one of the plurality of swirl vanes includes at least one void passing through the thickness of the selected swirl vane, the void disposed within the peripheral boundary of the selected swirl vane.