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Unsteady flow (Smdffy)

Definition
Flow of variable cross section and average velocity through a reach of channel during an interval of time. A changing discharge with respect to time. Opposite of Steady Flow. Also referred to as Varied Flow. (Source: AASHTO Glossary)
Broader Term
Flow (Smdff)
Related Terms (Hierarchical)
Boundary layer flow (Smdffa)
Flow by speed (Smdffb)
Compressible flow (Smdffc)
Confined flow (Smdffd)
Convection (Fluid mechanics) (Smdffe)
Flow equations (Smdfff)
Infiltration (Smdffg)
Laminar flow (Smdffi)
Multidimensional flow (Smdffk)
Multiphase flow (Smdffl)
Nonnewtonian flow (Smdffm)
Nonuniform flow (Smdffn)
Overflows (Smdffo)
Overtopping (Smdffp)
Percolation (Smdffq)
Seepage (Smdffr)
Slip (Fluid mechanics) (Smdffs)
Transitional flow (Smdfft)
Turbulence (Smdffu)
Viscous flow (Smdffv)
Vortices (Smdffw)
Wakes (Smdffx)