The output pressure is given as kPa, bar, atm, psi (lb/in 2 ) and psf (lb/ft 2 ).
Temperatur must be within the ranges 0-370 °C, 32-700 °F, 273-645 K and 492-1160 °R
Choose the actual unit of temperature:
The saturation pressure of water depends on temperature as shown below:
See Water and Heavy Water for thermodynamic properties at standard condtions.
See also other properties of Water at varying temperature and pressure : Boiling points at high pressure , Boiling points at vacuum pressure , Density and specific weight , Dynamic and kinematic viscosity , Enthalpy and entropy , Heat of vaporization , Ionization Constant, pK w , of normal and heavy water , Melting points at high pressure , Prandtl number , Properties at Gas-Liquid Equilibrium Conditions , Specific gravity , Specific heat (heat capacity) , Specific volume , Thermal conductivity , Thermal diffusivity and Vapour pressure at gas-liquid equilibrium .
Saturation pressure at temperatures given in degree Celcius and
pressure given in kiloPascals [kPa], bars, atmospheres [atm] and pounds per square inch [psi]:
|Temperature||Water saturation pressure|
Saturation pressure at temperatures given in degree Fahrenheit and
pressure given in pounds per square inch [psi], pounds per square foot [psf], kiloPascals [kPa] and bars:
|Temperature||Water saturation pressure|
See also Air Psychrometrics and Steam & Condensate Systems
|Liquid||Saturation Vapor Pressure|
|Carbon tetrachloride,CCl 4||1.9||13100|
Moist and humid air - psychrometric charts, Mollier diagrams, air-condition temperatures and absolute and relative humidity and moisture content.
Material properties of gases, fluids and solids - densities, specific heats, viscosities and more.
Steam & condensate systems- properties, capacities, pipe sizing, systems configuration and more.
Thermodynamics of steam and condensate systems.
Hot and cold water service systems - design properties, capacities, sizing and more.
The mass of water vapor present in moist air - to the mass of dry air.
Actual air compressor capacity (ACFM) vs. standard air capacity (SCFM) and inlet air capacity (ICFM).
Evaporation of water from a water surface - like a swimming pool or an open tank - depends on water temperature, air temperature, air humidity and air velocity above the water surface - online calculator.
Evaporative cooling tutorial.
Diffusion flux [kg/m2s] tells how fast a substanse solved in another substance flows due to concentration gradients. Diffusion constants [m2/s] for several gases in water.
Thermodynamic properties of heavy water (D2O) like density, melting temperature, boiling temperature, latent heat of fusion, latent heat of evaporation, critical temperature and more.
Online calculator, figures and tables with melting points of ice to water at pressures ranging from 0 to 29000 psia (0 to 2000 bara). Temperature given as °C, °F, K and °R.
Densities and specific volume of liquids vs. pressure and temperature change.
Vapor and saturation pressure for some common liquids.
Humidity ratio of moist air to humidity ratio of saturated moist air.
Relative humidity in moist air is the ratio of partial vapor pressure to air pressure.
Vapor pressures vs. dry and wet bulb temperatures in moist air.
Saturation pressure of water vapor in moist air vs. temperature.
Calculating heat removed with air by measuring the wet bulb temperature.
Online calculator, figures and tables giving the boiling temperatures of water in varying vacuum, SI and Imperial units.
Definitions, online calculator and figures and tables with water properties like density, specific weight and thermal expansion coefficient of liquid water at temperatures ranging 0 to 360°C (32 to 680°F).
Free online calculator - figures and tables with viscosity of water at temperatures ranging 0 to 360°C (32 to 675°F) - Imperial and SI Units.
Figures and tables showing the enthalpy and entropy of liquid water as function of temperature - SI and Imperial Units.
Online calculator, figures and tables showing heat of vaporization of water, at temperatures from 0 - 370 °C (32 - 700 °F) - SI and Imperial units.
Ionization constant (= dissociation constant = self-ionization constant = ion product = autoprotolysis constant ) of water and heavy water, given as function of temperature (°C and °F) in figures and tables.
Figures and tables showing how the properties of water changes along the boiling/condensation curve (vapor pressure, density, viscosity, thermal conductivity, specific heat, Prandtl number, thermal diffusivity, entropy and enthalpy).
Vapor pressure and specific weight of water at temperatures ranging 32 to 212 oF - Imperial Units.
Figures and tables showing specific gravity of liquid water in the range of 32 to 700 °F or 0 to 370°C, using water density at four different temperatures as reference.
Online calculator, figures and tables showing specific heat of liquid water at constant volume or constant pressure at temperatures from 0 to 360 °C (32-700 °F) - SI and Imperial units.
Figures and tables showing thermal conductivity of water (liquid and gas phase) with varying temperature and pressure, SI and Imperial units.
Figures and tables with thermal diffusivity of liquids and gaseous water at varying temperarures and pressures - SI and Imperial units.
Critical point is where vapor and liquid are indistinguishable and triple point is where ice, water and vapor coexist in thermodynamic equilibrium.
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