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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

Pipe Friction Loss Calculator

Estimate the pressure head lost to friction in any pipe system using the Darcy-Weisbach equation. Use it when designing water supply lines, irrigation networks, or HVAC piping to ensure adequate flow pressure.

Flow Rate (L/min)

Pipe Diameter (mm)

Pipe Length (m)

Fluid Density (kg/m³)

Fill in the required fields to see your result.

Key differences

	Bernoulli Equation Calculator	Pipe Friction Loss Calculator
Category	Fluid Mechanics	Fluid Mechanics
Inputs required	6	4
Result	Final Pressure (Pa)	Pressure Loss (Pa)
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.	Estimate the pressure head lost to friction in any pipe system using the Darcy-Weisbach equation. Use it when designing water supply lines, irrigation networks, or HVAC piping to ensure adequate flow pressure.