Dry Air - Thermodynamic and Physical Properties

Thermodynamic properties of dry air - specific heat, ratio of specific heats, dynamic viscosity, thermal conductivity, Prandtl number, density and kinematic viscosity at temperatures ranging 175 - 1900 K.

Related Topics

• Air Psychrometrics

  Moist and humid air - psychrometric charts, Mollier diagrams, air-condition temperatures and absolute and relative humidity and moisture content.

• Densities

  Densities of solids, liquids and gases. Definitions and convertion calculators.

• Material Properties

  Material properties of gases, fluids and solids - densities, specific heats, viscosities and more.

• Viscosities

  Viscosities of products and chemical species at varying conditions.

Related Documents

• Air - Composition and Molecular Weight

  Dry air is a mechanical mixture of nitrogen, oxygen, argon and several other gases in minor amounts.

• Air - Density and Specific Volume vs. Altitude

  Density and specific volume of air varies with elevation above sea level.

• Air - Density vs. Pressure and Temperatures

  Air density at pressure ranging 1 to 10 000 bara (14.5 - 145000 psi) and constant selected temperatures.

• Air - Density, Specific Weight and Thermal Expansion Coefficient vs. Temperature and Pressure

  Online calculator, figures and tables showing density, specific weight and thermal expansion coefficients of air at temperatures ranging -100 to 1600 °C (-140 to 2900 °F) at atmospheric and higher pressure - Imperial and SI Units.

• Air - Diffusion Coefficients of Gases in Excess of Air

  Diffusion coefficients (D₁₂) for gases in large excess of air at temperatures ranging 0 - 400 °C.

• Air - Dynamic and Kinematic Viscosity

  Online calculator, figures and tables with dynamic (absolute) and kinematic viscosity for air at temperatures ranging -100 to 1600°C (-150 to 2900°F) and at pressures ranging 1 to 10 000 bara (14.5 - 145000 psia) - SI and Imperial Units.

• Air - Humidity Ratio

  The mass of water vapor present in moist air - to the mass of dry air.

• Air - Moisture Holding Capacity vs. Temperature

  The moisture holding capacity of air increases with temperature.

• Air - Molecular Weight and Composition

  Dry air is a mixture of gases where the average molecular weight (or molar mass) can be calculated by adding the weight of each component.

• Air - Properties at Gas-Liquid Equilibrium Conditions

  Properties of air change along the boiling and condensation curves (temperature and pressure between triple point and critical point conditions). An air phase diagram included.

• Air - Specific Heat vs. Pressure at Constant Temperature

  Figures and tables with isobaric (Cp) and isochoric (Cv) specific heat of air at constant temperature and pressure ranging 0.01 to 10000 bara.

• Air - Specific Heat vs. Temperature at Constant Pressure

  Online calculator with figures and tables showing specific heat (Cp and Cv) of dry air vs. temperature and pressure. SI and imperial units.

• Air - Speed of Sound vs. Temperature

  Speed of sound in air at standard atmospheric pressure with temperatures ranging -40 to 1000^oC (-40 to 1500^oF) - Imperial and SI Units.

• Air - Thermal Conductivity vs. Temperature and Pressure

  Online calculator with figures and tables showing air thermal conductivity vs. temperature and pressure. SI and imperial units.

• Air - Thermal Diffusivity vs. Temperature and Pressure

  Figures and tables withdry air thermal diffusivity vs. temperarure and pressure. SI and Imperial units.

• Air - Thermophysical Properties

  Thermal properties of air at different temperatures - density, viscosity, critical temperature and pressure, triple point, enthalpi and entropi, thermal conductivity and diffusivity and more.

• Humid Air - Heating

  Enthalpy change and temperature rise when heating humid air without adding moisture.

• Humid Air vs. the Ideal Gas Law

  Pressure, temperature and volume in a perfect ideal gas like moist air (air with water vapor).

• Moist Air - Density vs. Water Content and Temperature

  Density of the mix of dry air and water vapor - moist humid air.

• Moist Air - Properties

  Psychrometric table with humid air properties like saturation pressure, specific volume, enthalpy and entropy.

• Moist Air - Water Vapor and Saturation Pressure

  Saturation pressure of water vapor in moist air vs. temperature.

• Moist Air - Weight of Water Vapor

  Weight of water vapor in air

• Prandtl Number

  A dimensionless number approximating the ratio of momentum diffusivity to thermal diffusivity.

• Removing Heat with Air

  Calculating heat removed with air by measuring the wet bulb temperature.

• Universal and Individual Gas Constants

  The Universal and Individual Gas Constants in fluid mechanics and thermodynamics. Individual gas constants for the most common gases.

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