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5 definitions found
Compressor stall
compressor blade stallA localized disruption of smooth airflow through one or more compressor stages.
Understand and continue →Hot start
overtemperature startAn engine start in which temperature exceeds the approved start limit or rises abnormally toward it.
Understand and continue →Compressor surge
engine compressor surgeA major instability in which compressor airflow and pressure rise break down across much of the compressor system.
Understand and continue →EGT margin
EGT margin, exhaust gas temperature marginThe difference between an engine exhaust-gas-temperature limit and the temperature required to produce a defined rated thrust.
Understand and continue →Engine trend monitoring
engine condition trend monitoring, ETMThe collection and analysis of engine performance data to identify gradual deterioration or abnormal trends.
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