• 专利标题: TURBINE TIP CLEARANCE CONTROL METHOD AND SYSTEM
  • 申请号: US15692619
    申请日: 2017-08-31
  • 公开(公告)号: US20180073382A1
    公开(公告)日: 2018-03-15
  • 发明人: Matthew MOXON
  • 申请人: ROLLS-ROYCE PLC
  • 申请人地址: GB London
  • 专利权人: ROLLS-ROYCE PLC
  • 当前专利权人: ROLLS-ROYCE PLC
  • 当前专利权人地址: GB London
  • 优先权: GB1615672.1 20160915
  • 主分类号: F01D11/24
  • IPC分类号: F01D11/24 F04D27/00
TURBINE TIP CLEARANCE CONTROL METHOD AND SYSTEM
摘要:
A method of controlling a rotor tip clearance in a gas turbine engine (10). The method comprises determining an engine or component remaining useful life Tr, and controlling a tip clearance control arrangement (38) to maintain a rotor tip clearance (36) at a target tip clearance Dtarget. The target tip clearance Dtarget is determined in accordance with a function of remaining engine life Tr.
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