Turbine engine fuel control
摘要:
A TURBINE ENGINE FUEL CONTROL IS PROVIDED WITH A FUEL INLET, METERING-TYPE GOVERNOR VALVE ASSEMBLY RESPONSIVE TO SIGNALS GENERATED IN RESPONSE TO ENGINE SPEED AND INDICIA OF OPERATOR POWER REQUEST, FUEL BYPASS VALVING MEANS FOR RETURNING UNMETERED FUEL FROM THE FUEL CONTROL TO AN ASSOCIATED FUEL SUPPLY SYSTEM, COMPRESSOR DISCHARGE PRESSURE SENSING MEANS FOR TENDING TO FURTHER CLOSE THE BYPASS VALVING MEANS AS COMPRESSOR DISCHARGE PRESSURE INCREASES AND PRESSURE RESPONSIVE MEANS RESPONSIVE TO THE DIFFERENTIAL IN PRESSURE WHICH METER THE FUEL FOR OPENING SAID BYPASS VALVING MEANS IN ORDER TO ACHIEVE A RATE OF METERED FUEL FLOW CORRESPONDING TO COMPRESSOR DISCHARGE PRESSURE.
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