Gear Pump Size Calculator Gear Pump Size Calculator Calculate the pump displacement per revolution using: $$ V_{rev} = \frac{60\,Q}{\text{RPM}} $$ and convert to mL/rev: $$ V_{rev}\ (\text{mL/rev}) = \frac{60\,Q}{\text{RPM}} \times 10^6 $$ * Enter the desired volumetric flow rate \( Q \) (in m³/s) and the pump speed (RPM). Step 1: Enter Parameters Volumetric Flow […]
Read MoreIdeal Gas State Equation Calculator Ideal Gas State Equation Calculator Calculate the pressure of an ideal gas using the equation: $$ P = \frac{nRT}{V} $$ * Enter the number of moles (mol), temperature (K), and volume (m³). The gas constant \( R \) is taken as 8.3144621 J/(mol·K). Step 1: Enter Parameters Number of Moles, […]
Read MoreVapour Pressure Calculator Using Clausius-Clapeyron Equation Vapour Pressure Calculator Calculate the vapour pressure using the Clausius-Clapeyron equation: $$ P = P_0 \exp\!\left[-\frac{\Delta H_{vap}}{R}\left(\frac{1}{T} – \frac{1}{T_0}\right)\right] $$ * Enter the reference vapour pressure \(P_0\) (Pa) at \(T_0\) (K), the latent heat of vaporization \(\Delta H_{vap}\) (J/mol), and the desired temperature \(T\) (K). Step 1: Enter Parameters […]
Read MoreVolumetric Flow Rate using Poiseuille’s Equation Calculator Poiseuille’s Flow Rate Calculator Calculate the volumetric flow rate using: $$ Q = \frac{\pi\,\Delta P\,r^4}{8\,\mu\,L} $$ * Enter the pressure difference \( \Delta P \) (Pa), pipe radius in millimeters (mm), dynamic viscosity \( \mu \) (Pa·s), and pipe length \( L \) (m). Step 1: Enter Parameters […]
Read MoreMass Flow Rate Calculator Mass Flow Rate Calculator Calculate the mass flow rate using: $$ \dot{m} = \rho \, Q $$ * Enter the fluid density \( \rho \) (kg/m³) and the volumetric flow rate \( Q \) (m³/s). Step 1: Enter Parameters Fluid Density, \( \rho \) (kg/m³): e.g., 1000 kg/m³ for water Volumetric […]
Read MorePressure Loading of Thin-walled Vessels (Sphere) Calculator Pressure Loading of Thin-walled Vessels (Sphere) Calculator Calculate the hoop stress (pressure loading) using: $$ \sigma = \frac{P\,r}{2t} $$ * Enter the internal pressure \(P\) (Pa), sphere radius \(r\) (mm), and wall thickness \(t\) (mm). The result is shown in pascals (Pa) and megapascals (MPa). Step 1: Enter […]
Read MorePump Power Calculator Pump Power Calculator Calculate the pump power using: $$ P = \frac{\rho \, g \, Q \, H}{\eta} $$ * Enter fluid density (kg/m³), flow rate (m³/s), head (m), and pump efficiency (as a decimal). Step 1: Enter Parameters Fluid Density, \( \rho \) (kg/m³): e.g., 1000 kg/m³ for water Volumetric Flow […]
Read MoreMolal Boiling Point Elevation Calculator Molal Boiling Point Elevation Calculator Calculate the boiling point elevation using: $$ \Delta T_b = i\,K_b\,m $$ * Enter the van ‘t Hoff factor \( i \), ebullioscopic constant \( K_b \) (°C·kg/mol), and the molality \( m \) (mol/kg). Step 1: Enter Parameters van ‘t Hoff Factor, \( i […]
Read MoreSouders–Brown Equation Calculator Souders–Brown Equation Calculator Calculate the maximum vapor velocity using: $$ v_f = K \sqrt{\frac{\rho_L – \rho_V}{\rho_V}} $$ * Enter the Souders–Brown constant \( K \) (m/s), liquid density \( \rho_L \) (kg/m³), and vapor density \( \rho_V \) (kg/m³). Step 1: Enter Parameters Souders–Brown Constant, \( K \) (m/s): Typical values range […]
Read MoreEuler Number Calculator Euler Number Calculator Calculate the Euler number using: $$ Eu = \frac{\Delta P}{\tfrac{1}{2}\rho\,v^2} $$ * Enter the pressure difference \( \Delta P \) (Pa), fluid density \( \rho \) (kg/m³), and flow velocity \( v \) (m/s). Step 1: Enter Parameters Pressure Difference, \( \Delta P \) (Pa): e.g., 1000 Pa Fluid […]
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