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- Assistant Engineer (Steam-Motor-Gas Turbine Plants (Limited)) »
- Q612 - Gas Turbine Plants
60. When conducting a borescope inspection of the compressor, why can airfoil and tip cracks be difficult to detect?
Airfoil and tip cracks are difficult to detect during borescope inspections due to deteriorated optics, excessive rotor speed, and the cracks' inherent tight and shallow nature.
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