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12 Cards in this Set
- Front
- Back
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Axial flow compressor rotor blades velocity variation along length of blade is compendated by |
Blades having an angle of incidence or twist |
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How is base of rotor called? |
Root |
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How does base of rotor attach to rotor disk? |
Loosely, to dampen vibrations |
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What makes blades more resistant to bending forces? |
A mid - span shroud |
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What can happen when blade mating surfaces become excessively worn? |
Shrouds can overlap (shingling) |
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Shintling can cause what damage? |
Fan vibration and engine damage |
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Blades cut off square at the tip |
Flat machine tips |
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Blades with reduced thickness at the tip |
Profile tips |
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Out of what material are rotor blades made out of |
Stainless steel alloy |
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End bend |
A blade design that uses an increase in blade camber to increase compressor efficiency |
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Rotor blade root shapes |
-bulb -fir tree -dovetail |
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How is blade preventet from backing out of its slot? |
A blade attachment like - a pin - a lock tab - a locker |
