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PROPELLER 4 BLADE VERSUS 8 BLADE

PROPELLER 4 BLADE VERSUS 8 BLADE. CFD Propeller Angular Velocity 12.5 radians/sec. Boundary conditions from front and rear of hub. Field Points 100m away X, Y & Z from prop. Model. Fluid pressure at outlet. Fluid speed at inlet 1m/s. Angular rotation of the propeller (rad/s). Outlet.

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PROPELLER 4 BLADE VERSUS 8 BLADE

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  1. PROPELLER 4 BLADE VERSUS 8 BLADE CFD Propeller Angular Velocity 12.5 radians/sec

  2. Boundary conditions from front and rear of hub Field Points 100m away X, Y & Z from prop Model

  3. Fluid pressure at outlet Fluid speed at inlet 1m/s Angular rotation of the propeller (rad/s) Outlet Inlet

  4. Inlet Outlet Outlet PID=2 Inlet PID=1

  5. 4 Blades Modal Frequencies 8 Blades

  6. 4 Bladed Propeller

  7. Sound Pressure Level in Fluid 100m in front of propeller

  8. Reaction Force Required To Stop Propeller From Moving 4B Blade Average ~102609N 8B Blade Average ~231620N

  9. Propeller Pressure(FORM) Drag Force X Direction 4B Blade Average ~150147 N 8B Blade Average ~355991N

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