Invention Grant
US08474269B2 Method of detecting a partial flame failure in a gas turbine engine and a gas turbine engine 有权
一种检测燃气涡轮发动机和燃气涡轮发动机中部分火焰故障的方法

  • Patent Title: Method of detecting a partial flame failure in a gas turbine engine and a gas turbine engine
  • Patent Title (中): 一种检测燃气涡轮发动机和燃气涡轮发动机中部分火焰故障的方法
  • Application No.: US12524788
    Application Date: 2008-01-28
  • Publication No.: US08474269B2
    Publication Date: 2013-07-02
  • Inventor: Vili Panov
  • Applicant: Vili Panov
  • Applicant Address: DE München
  • Assignee: Siemens Aktiengesellschaft
  • Current Assignee: Siemens Aktiengesellschaft
  • Current Assignee Address: DE München
  • Priority: EP07002015 20070130
  • International Application: PCT/EP2008/050943 WO 20080128
  • International Announcement: WO2008/092822 WO 20080807
  • Main IPC: F02C9/28
  • IPC: F02C9/28
Method of detecting a partial flame failure in a gas turbine engine and a gas turbine engine
Abstract:
A method of detecting a partial flame failure in a gas turbine is provided. The method includes a gas duct to guide a propulsion gas and several combustors, each combustor leads into the gas duct and includes a burner. The method includes measuring a first temperature over time at each of at least two probing points located downstream from the combustors in the gas duct, measuring a second temperature over time in each of at least two of the burners, and detecting a partial flame failure from the first temperature measurements and the second temperature measurements, wherein the detecting of a partial flame failure includes determining a first detection parameter, the first detection parameter is determined from a rate of change of a variation between the first temperature measurements at different probing points. A gas turbine including temperature sensors to detect a partial flame failure is also provided.
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