From Wikipedia, the free encyclopedia
This article summarizes
equations in the theory of
fluid mechanics.
Definitions
Here is a
unit vector in the direction of the flow/current/flux.
Quantity (common name/s)
|
(Common) symbol/s
|
Defining equation
|
SI units
|
Dimension
|
Flow velocity vector field
|
u
|
|
m s−1
|
[L][T]−1
|
Velocity
pseudovector field
|
ω
|
|
s−1
|
[T]−1
|
Volume velocity, volume flux
|
φV (no standard symbol)
|
|
m3 s−1
|
[L]3 [T]−1
|
Mass current per unit volume
|
s (no standard symbol)
|
|
kg m−3 s−1
|
[M] [L]−3 [T]−1
|
Mass current,
mass flow rate
|
Im
|
|
kg s−1
|
[M][T]−1
|
Mass current density
|
jm
|
|
kg m−2 s−1
|
[M][L]−2[T]−1
|
Momentum current
|
Ip
|
|
kg m s−2
|
[M][L][T]−2
|
Momentum current density
|
jp
|
|
kg m s−2
|
[M][L][T]−2
|
Equations
See also
Sources
Further reading