Invention Grant
US08668449B2 Turbine exhaust diffuser with region of reduced flow area and outer boundary gas flow 有权
涡轮排气扩散器具有减少流动面积和外界气体流量的区域

  • Patent Title: Turbine exhaust diffuser with region of reduced flow area and outer boundary gas flow
  • Patent Title (中): 涡轮排气扩散器具有减少流动面积和外界气体流量的区域
  • Application No.: US12944210
    Application Date: 2010-11-11
  • Publication No.: US08668449B2
    Publication Date: 2014-03-11
  • Inventor: John Orosa
  • Applicant: John Orosa
  • Applicant Address: US FL Orlando
  • Assignee: Siemens Energy, Inc.
  • Current Assignee: Siemens Energy, Inc.
  • Current Assignee Address: US FL Orlando
  • Main IPC: F01D17/14
  • IPC: F01D17/14
Turbine exhaust diffuser with region of reduced flow area and outer boundary gas flow
Abstract:
An exhaust diffuser system and method for a turbine engine. The outer boundary may include a region in which the outer boundary extends radially inwardly toward the hub structure and may direct at least a portion of an exhaust flow in the diffuser toward the hub structure. At least one gas jet is provided including a jet exit located on the outer boundary. The jet exit may discharge a flow of gas downstream substantially parallel to an inner surface of the outer boundary to direct a portion of the exhaust flow in the diffuser toward the outer boundary to effect a radially outward flow of at least a portion of the exhaust gas flow toward the outer boundary to balance an aerodynamic load between the outer and inner boundaries.
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