Nozzle jet velocity calculator

Calculate jet velocity with your own figures.

Your numbers

Use the units shown. Results update as you change valid inputs.

Use jet velocity to compare changes to your inputs. The method and limits below explain the scope.

Examples

Examples

Try the starting example

Gauge pressure before nozzle (Pa)
200000
Density (kg/m³)
1000
Velocity coefficient
0.95
Jet velocity (m/s)
19

Try another scenario

Gauge pressure before nozzle (Pa)
220000.00000000003
Density (kg/m³)
1000
Velocity coefficient
0.95
Jet velocity (m/s)
19.927368
Calculation method

Calculation method

Jet velocity (m/s)

V=Cv sqrt(2 deltaP/rho), upstream velocity and elevation neglected.

Symbols and units
a
Gauge pressure before nozzle (Pa)
b
Density (kg/m³)
c
Velocity coefficient

Use the units shown. A list keeps the order in which you enter its values. The symbol ^ means “raised to the power of”.

Assumptions & limits

Assumptions & limits

  • Calculation uses the entered values and stated mathematical model; quantities must use the labelled units. Supported limits: All required fields must be finite values of the exact declared type and within displayed bounds. Lists contain1–1000 finite numbers. JSON tables are numeric rectangular rows, at most100 rows and30 columns; individual tools have stricter shape/domain constraints. V=Cv sqrt(2 deltaP/rho), upstream velocity and elevation neglected.
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