发明名称 Suppression of part of the noise from a gas turbine engine
摘要 A method and a system (10) for exhausting gas via a nozzle (19, 21) of a gas turbine engine, for example. The system (10) comprises a nozzle (19, 21) comprising a nozzle body portion (32, 33, 74) defining a nozzle exit (42, 43), characterised in that the nozzle body portion (32, 33, 74) comprises fluid injection means (60), positioned upstream of the exit (42, 43) relative to a fluid flow (F1, F2) created by the operation of the system, for injecting fluid (68) upstream of the exit (42, 43).
申请公布号 EP1418331(A2) 申请公布日期 2004.05.12
申请号 EP20030256548 申请日期 2003.10.17
申请人 ROLLS-ROYCE PLC 发明人 WEBSTER, JOHN RICHARD;STRANGE, PAUL JONATHAN RAILTON
分类号 F02K1/34;(IPC1-7):F02K1/34 主分类号 F02K1/34
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