engleski

GT13DMC Compressor blade 1, MI Assessment of the Blade

Mechanical integrity of the first compressor stage is performed. The top of this analysis Is fatigue and life assessment of this blade due to vibration and low cycle fatigue (Start-operating-stop cycles), Especially analysis performed for the cases with sliding with friction coefficient between groove and root surfaces and a crack propagation in the groove’ s hook due to an initial crack at operating speed.

gas turbine; blade; natural frequency; strength; stress; FEM; fatigue; life assessment

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