The Equation of State (EoS) by Span and Wagner (1996) is used to calculate the properties of pure CO 2 at the temperatures from -56.558-826 o C and pressures up to 8000 bar To calculate enthalpy of moist air in SI Units based on dry bulb temperature, relative humidity and pressure as input, use the following: 1 Tdb = 15.5 °C; 2 RH = 95 %; 3 P = 1.2 bar; 4 the fourth argument is a string which specifies the property to be calculated by suppling the appropriate propertyID (see Psychrometric Properties table below) Air velocity (distance traveled per unit of … 85 Water vapour Properties of Moist Air M v = 18.016 R v = 0.461 kJ/kg. For many practical reasons, from human comfort to industrial process design, the ability to determine and modify the properties of air is important. The Aerospaceweb.org Atmospheric Properties Calculator computes conditions of the atmosphere, airspeed conversions, and basic aerodynamic quantities on a reference body. By analyzing the booking activity of over 10 million vacation rentals globally on Airbnb and Vrbo, Rentalizer can predict what any home around the world would earn as a vacation rental. These data include the following: CUI Devices' air flow conversion calculator can be used to convert between common units for volume air flow and air velocity flowing past a point in a specified area of duct. This applet calculates the thermodynamic properties of air given the pressure and entropy, pressure and density, specific energy and density, entropy and enthalpy, or pressure and temperature, in SI units (kg/m^3, J/kg, J/kg/K, m/s, Pa, K) or British Units (lb/ft^3, BTU/lbm, BTU/lbm/R, ft/s, psi, R). CO2 Calculator - A web computational tool. The calculator is based on methods documented in the official U.S. Standard Atmosphere 1976. 6.3 PSYCHROMETRIC PROPERTIES The properties of moist air are called psychrometric properties and the subject which deals with the behaviour of moist air is known as psychrometry. This on-line psychrometric calculator makes air property … Moist air is a mixture of dry air and water vapour. This version includes the lower atmosphere below an altitude of 53.4 miles (86 km). Calculates a variety of air thermodynamic properties from the measured temperature, pressure, and humidity. Variables able to calculated: rho - [kg m^-3] - Density mu - [N s m^-2] - Dynamic viscosity k - [W m^-1 K^-1] - Thermal conductivity c_p - [J kg^-1 K^-1] - … The properties of air vary from place to place, by time of year, and even hour by hour. K 18.016 8.3143 where subscript v refers to water vapour. Free Rental Property Calculator. Accurate thermophysical properties are available for several fluids. Air - Density, Specific Weight and Thermal Expansion Coefficient at Varying Temperature and Constant Pressures - Online calculator, figures and tables showing density, specific weight and thermal expansion coefficient of air at temperatures ranging -100 to 1600 °C (-140 to 2900 °F) at atmospheric and higher pressure - Imperial and SI Units Short-term rentals earn up to three times more than traditional long-term rentals. Thermophysical Properties of Fluid Systems. Air Flow Conversion Calculator Air Velocity is measurement of the rate of displacement of air or gas at a specific location. Here are single species physical properties calculator choices that include all three (3) i nput v alues options (TP, HP and SP): Carbon, Hydrogen, Sulfur, Nitrogen, Oxygen, Water, Methane, Carbon Monoxide, Carbon Dioxide, Water Vapor, Sulfur Dioxide, Air and Ammonia Below is a sample air calculator for TP, HP and SP input values options: