Pressure Drop Calculator
Calculate pressure drop in pipes for various fluids and flow conditions. Estimate pressure loss, flow rates, and pipe sizing for engineering projects.
Step 1: Pipe Dimensions & Flow
Pressure Drop Calculation
Uses Darcy-Weisbach equation: ΔP = f (L/D) (ρ v²/2). Accounts for pipe roughness, fluid properties, and flow regime (laminar/turbulent).
Step 2: Fluid Properties
Fluid Properties
Water (20°C): ρ=62.4 lb/ft³, μ=1.0 cP. Air (20°C): ρ=0.075 lb/ft³, μ=0.018 cP. Oil (SAE 30): ρ=54.0 lb/ft³, μ=200 cP.
Pressure Drop Analysis
Total Pressure Drop
Detailed Pressure Drop Results
| Parameter | Value | Unit | Description |
|---|
Pressure Loss Breakdown
Pressure Drop Formula
Darcy-Weisbach Equation: ΔP = f (L/D) (ρ v²/2)
Where: f = friction factor, L = pipe length, D = pipe diameter, ρ = fluid density, v = flow velocity. Friction factor calculated using Colebrook equation for turbulent flow.
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