FLUID MECHANICS - NOW THAT’S A GOOD TIME!: Bluff Body Aerodynamics
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Transcript of FLUID MECHANICS - NOW THAT’S A GOOD TIME!: Bluff Body Aerodynamics
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87-351 Fluid Mechanics
Senna CFD – Vortex Shedding
CFD – Wake Characterization / Dynamic Loading
FLUID MECHANICS - NOW THAT’S A GOOD TIME!: Bluff Body Aerodynamics
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The Classic Airfoil
Controlling the B/L
Wings Come in Various Forms
FLUID MECHANICS - NOW THAT’S A GOOD TIME!: Bluff Body Aerodynamics
87-351 Fluid Mechanics
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X35 Joint Strike Fighter Harrier Jump Jet (VTOL)
Avro Arrow: “Nobody’s building fighters anymore – everyone wants missiles”
FLUID MECHANICS - NOW THAT’S A GOOD TIME!: Bluff Body Aerodynamics
87-351 Fluid Mechanics
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Trailing Wing Tip Vortices
Vortex Persistence
Take Off and Landing Staging
FLUID MECHANICS - NOW THAT’S A GOOD TIME!: Bluff Body Aerodynamics
87-351 Fluid Mechanics
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Who Knew Santini Air WasJust a Cover?
A Rotating Wing
FLUID MECHANICS - NOW THAT’S A GOOD TIME!: Bluff Body Aerodynamics
87-351 Fluid Mechanics
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Wine Is a Fluid
FLUID MECHANICS - NOW THAT’S A GOOD TIME!: Bluff Body Aerodynamics
Solvang, Ca Home to “Sideways” and “Airwolf”
87-351 Fluid Mechanics
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Bigger WingsMean Bigger Lift
Sikorsky Sky Crane
FLUID MECHANICS - NOW THAT’S A GOOD TIME!: Bluff Body Aerodynamics
87-351 Fluid Mechanics
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Another Flying Spinning Wing
The Prolate Spheroid
Dimpley Goodness
FLUID MECHANICS - NOW THAT’S A GOOD TIME!: Bluff Body Aerodynamics
87-351 Fluid Mechanics
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FLUID MECHANICS - NOW THAT’S A GOOD TIME!: Bluff Body Aerodynamics
Horizontal Axis Wind Turbines
87-351 Fluid Mechanics
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87-313 Fluid Mechanics and Hydraulics
FLUID MECHANICS - NOW THAT’S A GOOD TIME!: Bluff Body Aerodynamics
Tehachapi Pass, California
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FLUID MECHANICS - NOW THAT’S A GOOD TIME!: Bluff Body Aerodynamics
Vertical Axis Wind Turbines
SavoniusDarrieus
H87-351 Fluid Mechanics
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FLUID MECHANICS - NOW THAT’S A GOOD TIME!: River Mechanics
Open Channel Flow – Exceeds Rocket Science?
Free Surface Deformations are Extremely Difficult to Predict
87-351 Fluid Mechanics
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FLUID MECHANICS - NOW THAT’S A GOOD TIME!: River Mechanics
Meandering Rivers - Secondary Flows
- Alluvial Beds- Material Transport
87-351 Fluid Mechanics
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FLUID MECHANICS - NOW THAT’S A GOOD TIME!: Closed Conduits
Pipe Flow- Well Developed
Theory - A Multitude of Applications
87-351 Fluid Mechanics
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FLUID MECHANICS - NOW THAT’S A GOOD TIME!: Hemodynamics
Blood is a Tricky Fluid with a Tricky Flow (pseudo steady in the mean)
Aerteries are Irregular Conduits
87-351 Fluid Mechanics
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FLUID MECHANICS - NOW THAT’S A GOOD TIME!: Hydrostatics
Dams Can Offer Hydraulic Controls for Open Channels
They Can Also Provide Substantial Clean Power
87-351 Fluid Mechanics
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FLUID MECHANICS - NOW THAT’S A GOOD TIME!: Naval Hydrodynamics
Who Said the Destroyer was Finished? – Northrop Grumman’s ddx
87-351 Fluid Mechanics
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FLUID MECHANICS - NOW THAT’S A GOOD TIME!: Rec Hydrodynamics
SAR’s Slalom Ski – Good Hydrodynamics The “Chariot” – Poor Hydrodynamics
87-351 Fluid Mechanics
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FLUID MECHANICS - NOW THAT’S A GOOD TIME!: Hydrodynamic Power
Offshore Tidal Turbines Offer Another Promising Renewable Power Source Water has Higher Power Density than Air
87-351 Fluid Mechanics
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FLUID MECHANICS - NOW THAT’S A GOOD TIME!: Wave Energy
Many Creative Variants Exist to Harvest Energy From the Waves
87-351 Fluid Mechanics
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FLUID MECHANICS - NOW THAT’S A GOOD TIME!: Meteorology
Hurricanes – Massive Devastation We Know Too Well The Complexity of Formation and Duration is Still Being Unravelled
87-351 Fluid Mechanics
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FLUID MECHANICS - NOW THAT’S A GOOD TIME!: Meteorology
The Tornado Still Owns the Land Speed Record
(And is No Better Understood)
87-351 Fluid Mechanics
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FLUID MECHANICS - NOW THAT’S A GOOD TIME!: Turbomachines
The Turbocharger
(Who Needs Nitrous?)
The Supercharger
87-351 Fluid Mechanics