Duct Size Calculator

Temperature:  [°C] Flow rate: [m3/hr] Duct Size: Select Pipe Type: Circle Pipe Rectangular Pipe Internal Diameter: [mm] Width: ...

Full load current calculator

LOAD INFORMATION Voltage (V): 3 Phase AC 1 Phase AC DC Load (S): kW kVA hp Power factor (cosΦ): ...

Air Conditionner

Air Condition Size Calculator for Room ROOM SIZE: Length: [m] Width: [m] Height: ...

AF-Pressure

Dynamic pressure:                   where - P : Dynamic pressure (N/m2 (Pa), lbf/ft2 (psf)) -...

AF-Friction factor

Darcy friction factor formulae:  - Re: Reynolds number  - D: Pipe diameter (m)  - ε: Roughness height (m) (More detail...

AF-Reynolds number

The Reynolds number is defined as where: - ρ is the density of the fluid (SI units: kg/m3). - u is the velocity of the fluid with respect to the...

AF-Velocity

Fluid Velocity Calculator Fluid Velocity Calculator Air/Fluid Flow: [m3/h] Air/Fluid Flow: [L/s] Select Pipe Type: Circle...

AF-Density

The density, the volumetric mass density, of a substance is its mass per unit volume of the Earth's atmosphere Air density calculation: D: Density...

AF-Viscosity

Water Viscosity Calculator: Temperature (°C): Salinity (ppt): Pressure (bar): Density ρ (kg/m3): Dynamic Viscosity µ (Kg/m.s, Pa.s,...