Flows Flashcards by Jack Watts

Q

Incompressible

A

delta . u = 0

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Q

Steady Flow

A

du/dt = 0

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Q

Acceleration

A

du/dt + (u.delta)u

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Q

Stagnation Points

A

anywhere u = 0

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Q

Particle Paths

A

dx/dt = ux, dy/dt = uy, dz/dt = uz

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Q

Streamlines

A

dx/ux=dy/uy=dz/uz

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Q

Vorticity

A

delta x u

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Q

Irrotational

A

zero vorticity

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