GAS TURBINE ENGINE AND OPERATION METHOD

专利名称：GAS TURBINE ENGINE AND OPERATION

METHOD

发明人：Nicholas S. CRISTINACCE,Rory D. STIEGER申请号：US17118786申请日：20201211

公开号：US20210254490A1公开日：20210819

专利附图：

摘要：A gas turbine engine () and method of operation. The gas turbine engine ()comprises a heating device configured to heat a rotor disc () of the engine (). A method ofoperation the heating device comprises detecting an engine acceleration or deceleration

event, or determining that an engine acceleration or deceleration event is imminent ormay be imminent. On detection of an engine acceleration or deceleration event, or inadvance of the engine acceleration or deceleration event, increasing turbine rotor discheat input to raise a temperature of the turbine rotor disc or reduce a cooling rate of therotor disc.

申请人：ROLLS-ROYCE plc

地址：London GB

国籍：GB

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