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US07861513B2 Aeroengine ventilation system 有权
航空发动机通风系统

Aeroengine ventilation system
摘要:
A gas turbine engine comprising a ventilation zone defined between a core engine casing and a core fairing and having a discharge nozzle, the engine further comprises a pre-cooler having a flow of coolant therethrough and which coolant being ducted into the ventilation zone wherein an additional ventilation zone outlet system is provided and comprises a variable area outlet.
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