Analysis and Solution of Abnormal Speed Fluctuation Fault in a Certain Type of Engine
During the operation of an aircraft engine,there was an abnormal fluctuation in Ng speed.This paper uses the fault tree analysis method of quality tools to analyze this abnormal fault,investigate the underlying events one by one,determine the cause of the abnormal fluctuation in Ng speed,and formulate corresponding measures to prevent such faults from happening again,which can improve the stability and reliability of engine operation.
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