Categories
pump sizing calculators

Pump Torque Calculator – Online Calculator

Online Pump Torque calculator. Pump Torque Formulas: Imperial Units: τ = (5250 * P) / N. where: τ = torque, ft-lbf. P = pump power, hp. N = pump speed, rpm. SI Units: τ = (9450 * P) / N. where: τ = torque, N-m. P = pump power, kW. N = pump speed, rpm

Categories
pump sizing calculators

Pump Power Calculator – Online Calculator

Online Pump Power calculator. Pump Power Formulas: Imperial Units: P = (Q * H * SG) / (3960 * η) where: P = power, horse power. H = head, ft. Q = flow, gpm. SG = specific gravity. η= pump efficiency, decimal. SI Units: P = (Q * H * SG) / (367 * η) where: P…

Categories
pump sizing calculators

Pump Head Calculator – Online Calculator

Online Pump Head calculator. Pump Head Formulas: Imperial Units: H = (2.31 ( Pd – Ps) / SG) + (Vd2 – Vs2) / 2g + (Zd – Zs) – Hf where: H = pump head, ft. Hf = friction loss, ft. PS = suction pressure, psia. Pd = discharge pressure, psia. SG = specific gravity.…

Categories
pump sizing calculators

Net Positive Suction Head Calculator – Online Calculator

Online Net Positive Suction Head Calculator. Net Positive Suction Head Formulas: Net Positive Suction Head Formulas In terms of head. Imperial Units: NPSH= Ha – Hvpa + Hst – Hfs. where: NPSH = net positive suction head at reference point (usually center line of the impeller), ft. Ha = absolute pressure of the suction vessel, ft. Hvpa…

Categories
pump sizing calculators

Mass Flow to Volumetric Flow Calculator

Online Mass Flow to Volumetric Flow calculator. Mass Flow to Volumetric Flow Formulas: Imperial Units: Q = ṁ / (500 * SG)= ṁ / (8.02 * ρ). where: Q = flow, gpm. ṁ= mass flow, lbm/h. ρ= Fluid Density, lbm/ft3. SI Units: Q = ṁ / ρ. where: Q = flow, gpm. ṁ= mass flow, lbm/h. ρ= Fluid Density, lbm/ft3.  

Categories
pump sizing calculators

Pressure to Head / Pump Head Calculator

Pump head calculator: Online pump head calculator. Pressure to Head Formulas: Imperial Units: H=(2.31 * (P)) /SG where: H= Head, ft. P= Pressure, psi. SG= Specific Gravity. SI Units: H=(10.2 * (P)) /SG where: H= Head, m. P= Pressure, bar. SG= Specific Gravity. Convert from Pressure – Pounds per Square Inch (psi) to Head of…