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Bernoulli Equation Calculator

Solve Bernoulli's equation to find downstream pressure in a flowing fluid given upstream conditions, elevation change, and system losses. Used in pipe system analysis, nozzle design, and pump selection.

Initial Velocity (m/s)

Initial Pressure (Pa)

Initial Elevation (m)

Final Elevation (m)

Fluid Density (kg/m³)

System Losses

Fill in the required fields to see your result.

Fluid Mechanics

Orifice Flow Discharge Calculator

Calculates the volumetric flow rate through an orifice plate or opening given the upstream-to-downstream pressure difference. Used in flow metering, tank drainage design, and hydraulic control systems.

Orifice Area (m²)

Discharge Coefficient

Pressure Difference (Pa)

Fluid Density (kg/m³)

Fill in the required fields to see your result.

Key differences

	Bernoulli Equation Calculator	Orifice Flow Discharge Calculator
Category	Fluid Mechanics	Fluid Mechanics
Inputs required	6	4
Result	Final Pressure (Pa)	Flow Rate (m³/s)
What it does	Solve Bernoulli's equation to find downstream pressure in a flowing fluid given upstream conditions, elevation change, and system losses. Used in pipe system analysis, nozzle design, and pump selection.	Calculates the volumetric flow rate through an orifice plate or opening given the upstream-to-downstream pressure difference. Used in flow metering, tank drainage design, and hydraulic control systems.