The “velocity of the upper plate” refers to the speed at which the upper plate is moving relative to the stationary plate or relative to the fluid itself. The velocity of a fluid is a vector quantity, meaning it has both magnitude (speed) and direction. Similarly, the velocity of the upper plate would include both speed and direction information, indicating how fast the upper plate is moving and in which direction. The velocity of the upper plate is an important parameter in fluid flow analysis because it can significantly influence the behavior of the fluid flow between the plates. It affects factors such as the shear stress at the fluid-solid interface and the rate of fluid mixing or transport.
- ue is the velocity of upper plateÂ
- Me is the Mach number for upper plate
- γ is the specific heat ratioÂ
- R is the specific gas constant
- Te is the temperature