Compute flow speed from the differential pressure measured by a Pitot tube and the fluid density using v = √(2ΔP/ρ), for flow measurement in air ducts and water pipes.
输入动压差 ΔP 与密度 ρ,求流速。
| Item | Formula / Note | Source / Standard |
|---|---|---|
| Pitot tube velocity | v = √(2Δp/ρ) | Henri Pitot, 1732 |
| Principle | Stagnation minus static pressure = dynamic pressure | Application of Bernoulli's equation |