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HVAC Calculator allows performing different calculations for HVAC systems engineering.The program is a complex, unique by its size and content, comprising 70 calculations, vital for any HVAC engineer.Now all the most up-to-date calculations are readily available for you, perform calculations anywhere: at a construction site, in negotiating, in a transport, office, auditorium etc.You can select Imperial or Metric units in the program. This program is also available online for PC: http://www.softhvac.com/hvac-calculator

LIST OF FUNCTION:Aerodynamics• Air velocity in terms of diameter.• Air velocity in terms of dimensions.• Air velocity in terms of area.• Air flow in terms of diameter.• Air flow in terms of dimensions.• Air flow in terms of area.• Mass air flow rate.• Volume air flow rate.• Selection of the duct diameter.• Selection of the rectangular duct dimensions.• Friction pressure drop in the circular duct.• Friction pressure drop in the rectangular duct.• Pressure drop in terms of local losses.• Circular orifice diameter.• Circular orifice dimensions. Hydraulics • Fluid velocity.• Fluid flow in terms of diameter.• Fluid flow in terms of capacity.• Capacity in terms of diameter.• Capacity in terms of fluid flow.• Selection of the pipeline diameter in terms of flow.• Selection of the pipeline diameter in terms of capacity.• Pipeline frictional pressure drop.• Pressure drop in terms of local losses.• Throttling orifice diameter.• Valve Kv.• Valve pressure drop.• System volume change.• Pipeline thermal extension.Heating • Internal face temperature of the guarding.• Single material guarding heat transmission resistance.• Two materials guarding heat transmission resistance.Ventilation • Capacity for air heating.• Air cooling capacity by coil temperature.• Air cooling capacity by relative humidity.• Air cooling capacity by enthalpy.• Fan electric motor capacity.• Available pressure for natural ventilation.• Air flow in terms of heat emission.• Air flow in terms of humidity exudation.• Water flow for air steam humidification.• Capacity for air steam humidification.Air properties • Moisture content in the air in terms of enthalpy.• Moisture content in the air in terms of relative humidity.• Air enthalpy in terms of moisture content.• Air enthalpy in terms of relative humidity.• Air relative humidity in terms of moisture content.• Air relative humidity in terms of enthalpy. • Air mixture temperature.• Air mixture moisture content.• Air mixture enthalpy.• Air mixture relative humidity.• Air density. • Air specific heat.• Steam saturation pressure in terms of temperature.• Steam saturation pressure in terms of moisture content.• Barometric pressure.• Partial pressure.• Dewpoint temperature.• Wet bulb temperature by relative humidity.• Wet bulb temperature by enthalpy. Water properties • Water density.• Water specific heat.• Water kinematic viscosity. Engineering geometry • Steel pipeline weight.• Surface area of the circular section insulation.• Surface area of the rectangular section insulation.• Surface area of the circular duct.• Surface area of the rectangular duct.• Equivalent diameter.