Roshko number

Description

In fluid mechanics, the Roshko number is a dimensionless number describing oscillating flow mechanisms.It is related to the Strouhal number and the Reynolds number. ( St * Re)

Related formulas

Variables

RoRoshko number (dimensionless)
fFrequency of vortex shedding (1/s)
LCharacteristic length (for example hydraulic diameter) (m)
νKinematic viscosity of the fluid. (m2/s)