At this page you can select any WaterSteamPro function to test their work.

- General: recommended to use functions.
- Saturation Line: functions for calculation properties at saturation line for water and vapor.
- Double-phase area: functions for calculation properties in double-phase area: water-vapor.
- Sublimation and Melting Lines: functions for calculation properties at sublimation and melting lines.
- MetaStable: functions for calculation properties of meta-stable supercooled steam
- Source: functions from IAPWS IF-97 and other formulations.
- Gases: functions for calculation properties of gases and gases mixtures.
- System: system functions.

wspCPEXPANSIONPTPEFF: Specific isobaric heat capacity at the end of expansion/compression process [J/(kg·K)] as function of pressure at initial point p0 [Pa], temperature at initial point t0 [K], pressure at final point p1 [Pa], internal efficiency of process eff [-]

wspCPEXPANSIONPTXPEFF: Specific isobaric heat capacity at the end of expansion/compression process [J/(kg·K)] as function of pressure at initial point p0 [Pa], temperature at initial point t0 [K], vapor fraction at initial point x0 [-], pressure at final point p1 [Pa], internal efficiency of process eff [-]

wspCPHS: Specific isobaric heat capacity [J/(kg·K)] as function of specific enthalpy h [J/kg], specific entropy s [J/(kg·K)]

wspCPPH: Specific isobaric heat capacity [J/(kg·K)] as function of pressure p [Pa], specific enthalpy h [J/kg]

wspCPPS: Specific isobaric heat capacity [J/(kg·K)] as function of pressure p [Pa], specific entropy s [J/(kg·K)]

wspCPPT: Specific isobaric heat capacity [J/(kg·K)] as function of pressure p [Pa], temperature t [K]

wspCPPTX: Specific isobaric heat capacity [J/(kg·K)] as function of pressure p [Pa], temperature t [K], vapor fraction x [-]

wspCVEXPANSIONPTPEFF: Specific isochoric heat capacity at the end of expansion/compression process [J/(kg·K)] as function of pressure at initial point p0 [Pa], temperature at initial point t0 [K], pressure at final point p1 [Pa], internal efficiency of process eff [-]

wspCVEXPANSIONPTXPEFF: Specific isochoric heat capacity at the end of expansion/compression process [J/(kg·K)] as function of pressure at initial point p0 [Pa], temperature at initial point t0 [K], vapor fraction at initial point x0 [-], pressure at final point p1 [Pa], internal efficiency of process eff [-]

wspCVHS: Specific isochoric heat capacity [J/(kg·K)] as function of specific enthalpy h [J/kg], specific entropy s [J/(kg·K)]

wspCVPH: Specific isochoric heat capacity [J/(kg·K)] as function of pressure p [Pa], specific enthalpy h [J/kg]

wspCVPS: Specific isochoric heat capacity [J/(kg·K)] as function of pressure p [Pa], specific entropy s [J/(kg·K)]

wspCVPT: Specific isochoric heat capacity [J/(kg·K)] as function of pressure p [Pa], temperature t [K]

wspCVPTX: Specific isochoric heat capacity [J/(kg·K)] as function of pressure p [Pa], temperature t [K], vapor fraction x [-]

wspDCPT: Static dielectric constant of ordinary water substance [-] as function of pressure p [Pa], temperature t [K]

wspDDDHPPH: Derivate of density on enthalpy with constant pressure of water/steam [kg·sec2/m5] as function of pressure p [Pa], specific enthalpy h [J/kg]

wspDDDHPPT: Derivate of density on enthalpy with constant pressure of water/steam [kg·sec2/m5] as function of pressure p [Pa], temperature t [K]

wspDDDHPPTX: Derivate of density on enthalpy with constant pressure of water/steam [kg·sec2/m5] as function of pressure p [Pa], temperature t [K], vapor fraction x [-]

wspDDDPHPH: Derivate of density on pressure with constant enthalpy of water/steam [sec2/m2] as function of pressure p [Pa], specific enthalpy h [J/kg]

wspDDDPHPT: Derivate of density on pressure with constant enthalpy of water/steam [sec2/m2] as function of pressure p [Pa], temperature t [K]

wspDDDPHPTX: Derivate of density on pressure with constant enthalpy of water/steam [sec2/m2] as function of pressure p [Pa], temperature t [K], vapor fraction x [-]

wspDPT: Density [kg/m3] as function of pressure p [Pa], temperature t [K]

wspDPTX: Density [kg/m3] as function of pressure p [Pa], temperature t [K], vapor fraction x [-]

wspDYNVISEXPANSIONPTPEFF: Dynamic viscosity at the end of expansion/compression process [Pa·sec] as function of pressure at initial point p0 [Pa], temperature at initial point t0 [K], pressure at final point p1 [Pa], internal efficiency of process eff [-]

wspDYNVISEXPANSIONPTXPEFF: Dynamic viscosity at the end of expansion/compression process [Pa·sec] as function of pressure at initial point p0 [Pa], temperature at initial point t0 [K], vapor fraction at initial point x0 [-], pressure at final point p1 [Pa], internal efficiency of process eff [-]

wspDYNVISHS: Dynamic viscosity [Pa·sec] as function of specific enthalpy h [J/kg], specific entropy s [J/(kg·K)]

wspDYNVISPH: Dynamic viscosity [Pa·sec] as function of pressure p [Pa], specific enthalpy h [J/kg]

wspDYNVISPS: Dynamic viscosity [Pa·sec] as function of pressure p [Pa], specific entropy s [J/(kg·K)]

wspDYNVISPT: Dynamic viscosity [Pa·sec] as function of pressure p [Pa], temperature t [K]

wspDYNVISPTX: Dynamic viscosity [Pa·sec] as function of pressure p [Pa], temperature t [K], vapor fraction x [-]

wspHEXPANSIONPTPEFF: Specific enthalpy at the end of expansion/compression process [J/kg] as function of pressure at initial point p0 [Pa], temperature at initial point t0 [K], pressure at final point p1 [Pa], internal efficiency of process eff [-]

wspHEXPANSIONPTXPEFF: Specific enthalpy at the end of expansion/compression process [J/kg] as function of pressure at initial point p0 [Pa], temperature at initial point t0 [K], vapor fraction at initial point x0 [-], pressure at final point p1 [Pa], internal efficiency of process eff [-]

wspHPS: Specific enthalpy [J/kg] as function of pressure p [Pa], specific entropy s [J/(kg·K)]

wspHPT: Specific enthalpy [J/kg] as function of pressure p [Pa], temperature t [K]

wspHPTX: Specific enthalpy [J/kg] as function of pressure p [Pa], temperature t [K], vapor fraction x [-]

wspJOULETHOMPSONEXPANSIONPTPEFF: Joule-Thomson coefficient at the end of expansion/compression process [K/Pa] as function of pressure at initial point p0 [Pa], temperature at initial point t0 [K], pressure at final point p1 [Pa], internal efficiency of process eff [-]

wspJOULETHOMPSONEXPANSIONPTXPEFF: Joule-Thomson coefficient at the end of expansion/compression process [K/Pa] as function of pressure at initial point p0 [Pa], temperature at initial point t0 [K], vapor fraction at initial point x0 [-], pressure at final point p1 [Pa], internal efficiency of process eff [-]

wspJOULETHOMPSONHS: Joule-Thomson coefficient [K/Pa] as function of specific enthalpy h [J/kg], specific entropy s [J/(kg·K)]

wspJOULETHOMPSONPH: Joule-Thomson coefficient [K/Pa] as function of pressure p [Pa], specific enthalpy h [J/kg]

wspJOULETHOMPSONPS: Joule-Thomson coefficient [K/Pa] as function of pressure p [Pa], specific entropy s [J/(kg·K)]

wspJOULETHOMPSONPT: Joule-Thomson coefficient [K/Pa] as function of pressure p [Pa], temperature t [K]

wspJOULETHOMPSONPTX: Joule-Thomson coefficient [K/Pa] as function of pressure p [Pa], temperature t [K], vapor fraction x [-]

wspKEXPANSIONPTPEFF: Isoentropic exponent at the end of expansion/compression process [-] as function of pressure at initial point p0 [Pa], temperature at initial point t0 [K], pressure at final point p1 [Pa], internal efficiency of process eff [-]

wspKEXPANSIONPTXPEFF: Isoentropic exponent [-] as function of pressure at initial point p0 [Pa], temperature at initial point t0 [K], vapor fraction at initial point x0 [-], pressure at final point p1 [Pa], internal efficiency of process eff [-]

wspKHS: Isoentropic exponent [-] as function of specific enthalpy h [J/kg], specific entropy s [J/(kg·K)]

wspKINVISEXPANSIONPTPEFF: Kinematic viscosity at the end of expansion/compression process [m2/sec] as function of pressure at initial point p0 [Pa], temperature at initial point t0 [K], pressure at final point p1 [Pa], internal efficiency of process eff [-]

wspKINVISEXPANSIONPTXPEFF: Kinematic viscosity at the end of expansion/compression process [m2/sec] as function of pressure at initial point p0 [Pa], temperature at initial point t0 [K], vapor fraction at initial point x0 [-], pressure at final point p1 [Pa], internal efficiency of process eff [-]

wspKINVISHS: Kinematic viscosity [m2/sec] as function of specific enthalpy h [J/kg], specific entropy s [J/(kg·K)]

wspKINVISPH: Kinematic viscosity [m2/sec] as function of pressure p [Pa], specific enthalpy h [J/kg]

wspKINVISPS: Kinematic viscosity [m2/sec] as function of pressure p [Pa], specific entropy s [J/(kg·K)]

wspKINVISPT: Kinematic viscosity [m2/sec] as function of pressure p [Pa], temperature t [K]

wspKINVISPTX: Kinematic viscosity [m2/sec] as function of pressure p [Pa], temperature t [K], vapor fraction x [-]

wspKPH: Isoentropic exponent [-] as function of pressure p [Pa], specific enthalpy h [J/kg]

wspKPS: Isoentropic exponent [-] as function of pressure p [Pa], specific entropy s [J/(kg·K)]

wspKPT: Isoentropic exponent [-] as function of pressure p [Pa], temperature t [K]

wspKPTX: Isoentropic exponent [-] as function of pressure p [Pa], temperature t [K], vapor fraction x [-]

wspPHS: Pressure [Pa] as function of specific enthalpy h [J/kg], specific entropy s [J/(kg·K)]

wspPKWPT: Negative logarithm (base 10) of the ionization constant of water [-] as function of pressure p [Pa], temperature t [K]

wspPRANDTLEEXPANSIONPTPEFF: Prandtl number at the end of expansion/compression process [-] as function of pressure at initial point p0 [Pa], temperature at initial point t0 [K], pressure at final point p1 [Pa], internal efficiency of process eff [-]

wspPRANDTLEEXPANSIONPTXPEFF: Prandtl number at the end of expansion/compression process [-] as function of pressure at initial point p0 [Pa], temperature at initial point t0 [K], vapor fraction at initial point x0 [-], pressure at final point p1 [Pa], internal efficiency of process eff [-]

wspPRANDTLEHS: Prandtl number [-] as function of specific enthalpy h [J/kg], specific entropy s [J/(kg·K)]

wspPRANDTLEPH: Prandtl number [-] as function of pressure p [Pa], specific enthalpy h [J/kg]

wspPRANDTLEPS: Prandtl number [-] as function of pressure p [Pa], specific entropy s [J/(kg·K)]

wspPRANDTLEPT: Prandtl number [-] as function of pressure p [Pa], temperature t [K]

wspPRANDTLEPTX: Prandtl number [-] as function of pressure p [Pa], temperature t [K], vapor fraction x [-]

wspPTHS: Properties calculation result as function of specific enthalpy h [J/kg], specific entropy s [J/(kg·K)]

wspRIPTL: Refractive index [-] as function of pressure p [Pa], temperature t [K], wave length wavelength [m]

wspSEXPANSIONPTPEFF: Specific entropy at the end of expansion/compression process [J/(kg·K)] as function of pressure at initial point p0 [Pa], temperature at initial point t0 [K], pressure at final point p1 [Pa], internal efficiency of process eff [-]

wspSEXPANSIONPTXPEFF: Specific entropy at the end of expansion/compression process [J/(kg·K)] as function of pressure at initial point p0 [Pa], temperature at initial point t0 [K], vapor fraction at initial point x0 [-], pressure at final point p1 [Pa], internal efficiency of process eff [-]

wspSPH: Specific entropy [J/(kg·K)] as function of pressure p [Pa], specific enthalpy h [J/kg]

wspSPT: Specific entropy [J/(kg·K)] as function of pressure p [Pa], temperature t [K]

wspSPTX: Specific entropy [J/(kg·K)] as function of pressure p [Pa], temperature t [K], vapor fraction x [-]

wspSURFTENT: Surface tension [N/m] as function of temperature t [K]

wspTEXPANSIONPTPEFF: Temperature at the end of expansion/compression process [K] as function of pressure at initial point p0 [Pa], temperature at initial point t0 [K], pressure at final point p1 [Pa], internal efficiency of process eff [-]

wspTEXPANSIONPTXPEFF: Temperature at the end of expansion/compression process [K] as function of pressure at initial point p0 [Pa], temperature at initial point t0 [K], vapor fraction at initial point x0 [-], pressure at final point p1 [Pa], internal efficiency of process eff [-]

wspTHERMCONDEXPANSIONPTPEFF: Thermal conductivity coefficient at the end of expansion/compression process [W/(m·K)] as function of pressure at initial point p0 [Pa], temperature at initial point t0 [K], pressure at final point p1 [Pa], internal efficiency of process eff [-]

wspTHERMCONDEXPANSIONPTXPEFF: Thermal conductivity coefficient at the end of expansion/compression process [W/(m·K)] as function of pressure at initial point p0 [Pa], temperature at initial point t0 [K], vapor fraction at initial point x0 [-], pressure at final point p1 [Pa], internal efficiency of process eff [-]

wspTHERMCONDHS: Thermal conductivity coefficient [W/(m·K)] as function of specific enthalpy h [J/kg], specific entropy s [J/(kg·K)]

wspTHERMCONDPH: Thermal conductivity coefficient [W/(m·K)] as function of pressure p [Pa], specific enthalpy h [J/kg]

wspTHERMCONDPS: Thermal conductivity coefficient [W/(m·K)] as function of pressure p [Pa], specific entropy s [J/(kg·K)]

wspTHERMCONDPT: Thermal conductivity coefficient [W/(m·K)] as function of pressure p [Pa], temperature t [K]

wspTHERMCONDPTX: Thermal conductivity coefficient [W/(m·K)] as function of pressure p [Pa], temperature t [K], vapor fraction x [-]

wspTHS: Temperature [K] as function of specific enthalpy h [J/kg], specific entropy s [J/(kg·K)]

wspTPH: Temperature [K] as function of pressure p [Pa], specific enthalpy h [J/kg]

wspTPS: Temperature [K] as function of pressure p [Pa], specific entropy s [J/(kg·K)]

wspUEXPANSIONPTPEFF: Specific internal energy at the end of expansion/compression process [J/kg] as function of pressure at initial point p0 [Pa], temperature at initial point t0 [K], pressure at final point p1 [Pa], internal efficiency of process eff [-]

wspUEXPANSIONPTXPEFF: Specific internal energy at the end of expansion/compression process [J/kg] as function of pressure at initial point p0 [Pa], temperature at initial point t0 [K], vapor fraction at initial point x0 [-], pressure at final point p1 [Pa], internal efficiency of process eff [-]

wspUHS: Specific internal energy [J/kg] as function of specific enthalpy h [J/kg], specific entropy s [J/(kg·K)]

wspUPH: Specific internal energy [J/kg] as function of pressure p [Pa], specific enthalpy h [J/kg]

wspUPS: Specific internal energy [J/kg] as function of pressure p [Pa], specific entropy s [J/(kg·K)]

wspUPT: Specific internal energy [J/kg] as function of pressure p [Pa], temperature t [K]

wspUPTX: Specific internal energy [J/kg] as function of pressure p [Pa], temperature t [K], vapor fraction x [-]

wspVEXPANSIONPTPEFF: Specific volume at the end of expansion/compression process [m3/kg] as function of pressure at initial point p0 [Pa], temperature at initial point t0 [K], pressure at final point p1 [Pa], internal efficiency of process eff [-]

wspVEXPANSIONPTXPEFF: Specific volume at the end of expansion/compression process [m3/kg] as function of pressure at initial point p0 [Pa], temperature at initial point t0 [K], vapor fraction at initial point x0 [-], pressure at final point p1 [Pa], internal efficiency of process eff [-]

wspVHS: Specific volume [m3/kg] as function of specific enthalpy h [J/kg], specific entropy s [J/(kg·K)]

wspVPH: Specific volume [m3/kg] as function of pressure p [Pa], specific enthalpy h [J/kg]

wspVPS: Specific volume [m3/kg] as function of pressure p [Pa], specific entropy s [J/(kg·K)]

wspVPT: Specific volume [m3/kg] as function of pressure p [Pa], temperature t [K]

wspVPTX: Specific volume [m3/kg] as function of pressure p [Pa], temperature t [K], vapor fraction x [-]

wspVUSHCVWDERPTPT: Properties calculation result as function of pressure p [Pa], temperature t [K]

wspWEXPANSIONPTPEFF: Sound velocity at the end of expansion/compression process [m/sec] as function of pressure at initial point p0 [Pa], temperature at initial point t0 [K], pressure at final point p1 [Pa], internal efficiency of process eff [-]

wspWEXPANSIONPTXPEFF: Sound velocity at the end of expansion/compression process [m/sec] as function of pressure at initial point p0 [Pa], temperature at initial point t0 [K], vapor fraction at initial point x0 [-], pressure at final point p1 [Pa], internal efficiency of process eff [-]

wspWHS: Speed of sound [m/sec] as function of specific enthalpy h [J/kg], specific entropy s [J/(kg·K)]

wspWPH: Speed of sound [m/sec] as function of pressure p [Pa], specific enthalpy h [J/kg]

wspWPS: Speed of sound [m/sec] as function of pressure p [Pa], specific entropy s [J/(kg·K)]

wspWPT: Speed of sound [m/sec] as function of pressure p [Pa], temperature t [K]

wspWPTX: Speed of sound [m/sec] as function of pressure p [Pa], temperature t [K], vapor fraction x [-]

wspXEXPANSIONPTPEFF: Vapor fraction at the end of expansion/compression process [-] as function of pressure at initial point p0 [Pa], temperature at initial point t0 [K], pressure at final point p1 [Pa], internal efficiency of process eff [-]

wspXEXPANSIONPTXPEFF: Vapor fraction at the end of expansion/compression process [-] as function of pressure at initial point p0 [Pa], temperature at initial point t0 [K], vapor fraction at initial point x0 [-], pressure at final point p1 [Pa], internal efficiency of process eff [-]

wspXHS: Vapor fraction [-] as function of specific enthalpy h [J/kg], specific entropy s [J/(kg·K)]

wspXPH: Vapor fraction [-] as function of pressure p [Pa], specific enthalpy h [J/kg]

wspXPS: Vapor fraction [-] as function of pressure p [Pa], specific entropy s [J/(kg·K)]

wspCPSST: Specific isobaric heat capacity of steam at saturation line [J/(kg·K)] as function of temperature t [K]

wspCPSWT: Specific isobaric heat capacity of water at saturation line [J/(kg·K)] as function of temperature t [K]

wspCVDPSST: Specific isochoric heat capacity of steam at saturation line from the double-phase region [J/(kg·K)] as function of temperature t [K]

wspCVDPSWT: Specific isochoric heat capacity of water at saturation line from the double-phase region [J/(kg·K)] as function of temperature t [K]

wspCVSST: Specific isochoric heat capacity of steam at saturation line from the one-phase region [J/(kg·K)] as function of temperature t [K]

wspCVSWT: Specific isochoric heat capacity of water at saturation line from the one-phase region [J/(kg·K)] as function of temperature t [K]

wspDDDHPSST: Derivate of density on enthalpy with constant pressure of steam at saturation line [kg·sec2/m5] as function of temperature t [K]

wspDDDHPSWT: Derivate of density on enthalpy with constant pressure of water at saturation line [kg·sec2/m5] as function of temperature t [K]

wspDDDPHSST: Derivate of density on pressure with constant enthalpy of steam at saturation line [sec2/m2] as function of temperature t [K]

wspDDDPHSWT: Derivate of density on pressure with constant enthalpy of water at saturation line [sec2/m2] as function of temperature t [K]

wspDPDTST: Derivative of saturation pressure on saturation temperature [Pa/K] as function of temperature t [K]

wspDSST: Density of steam at saturation line [kg/m3] as function of temperature t [K]

wspDSWT: Density of water at saturation line [kg/m3] as function of temperature t [K]

wspDYNVISSST: Dynamic viscosity of steam at saturation line [Pa·sec] as function of temperature t [K]

wspDYNVISSWT: Dynamic viscosity of water at saturation line [Pa·sec] as function of temperature t [K]

wspHSST: Specific enthalpy of steam at saturation line [J/kg] as function of temperature t [K]

wspHSWT: Specific enthalpy of water at saturation line [J/kg] as function of temperature t [K]

wspJOULETHOMPSONSST: Joule-Thomson coefficient of steam at saturation line [K/Pa] as function of temperature t [K]

wspJOULETHOMPSONSWT: Joule-Thomson coefficient of water at saturation line [K/Pa] as function of temperature t [K]

wspKINVISSST: Kinematic viscosity of steam at saturation line [m2/sec] as function of temperature t [K]

wspKINVISSWT: Kinematic viscosity of water at saturation line [m2/sec] as function of temperature t [K]

wspKSST: Isoentropic exponent of steam at saturation line [-] as function of temperature t [K]

wspKSWT: Isoentropic exponent of water at saturation line [-] as function of temperature t [K]

wspPRANDTLESST: Prandtl number of steam at saturation line [-] as function of temperature t [K]

wspPRANDTLESWT: Prandtl number of water at saturation line [-] as function of temperature t [K]

wspPST: Pressure at saturation line [Pa] as function of temperature t [K]

wspROUGHHSSS: Specific enthalpy of steam at saturation line [J/kg] as function of specific entropy s [J/(kg·K)]

wspROUGHHSWS: Specific enthalpy of water at saturation line [J/kg] as function of specific entropy s [J/(kg·K)]

wspROUGHRSST: Rough value of density of steam at saturation line [kg/m3] as function of temperature t [K]

wspROUGHRSWT: Rough value of density of water at saturation line [kg/m3] as function of temperature t [K]

wspRST: Specific evaporation heat [J/kg] as function of temperature t [K]

wspSSST: Specific entropy of steam at saturation line [J/(kg·K)] as function of temperature t [K]

wspSSWT: Specific entropy of water at saturation line [J/(kg·K)] as function of temperature t [K]

wspTHERMCONDSST: Thermal conductivity coefficient of steam at saturation line [W/(m·K)] as function of temperature t [K]

wspTHERMCONDSWT: Thermal conductivity coefficient of water at saturation line [W/(m·K)] as function of temperature t [K]

wspTSHS: Temperature at saturation line [K] as function of specific enthalpy h [J/kg], specific entropy s [J/(kg·K)]

wspTSP: Temperature at saturation line [K] as function of pressure p [Pa]

wspUSST: Specific internal energy of steam at saturation line [J/kg] as function of temperature t [K]

wspUSWT: Specific internal energy of water at saturation line [J/kg] as function of temperature t [K]

wspVSST: Specific volume of steam at saturation line [m3/kg] as function of temperature t [K]

wspVSWT: Specific volume of water at saturation line [m3/kg] as function of temperature t [K]

wspVUSHCVWDERPTSST: Properties calculation result for steam at saturation line as function of temperature t [K]

wspVUSHCVWDERPTSWT: Properties calculation result for water at saturation line as function of temperature t [K]

wspWSST: Sound velocity in steam at saturation line [m/sec] as function of temperature t [K]

wspWSWT: Sound velocity in water at saturation line [m/sec] as function of temperature t [K]

wspCPSTX: Specific isobaric heat capacity in double-phase area [J/(kg·K)] as function of temperature t [K], vapor fraction x [-]

wspCVSTX: Specific isochoric heat capacity in double-phase area [J/(kg·K)] as function of temperature t [K], vapor fraction x [-]

wspDSTX: Density in double-phase area [kg/m3] as function of temperature t [K], vapor fraction x [-]

wspDYNVISSTX: Dynamic viscosity in double-phase area [Pa·sec] as function of temperature t [K], vapor fraction x [-]

wspHSTX: Specific enthalpy in double-phase area [J/kg] as function of temperature t [K], vapor fraction x [-]

wspJOULETHOMPSONSTX: Joule-Thomson coefficient in double-phase area [K/Pa] as function of temperature t [K], vapor fraction x [-]

wspKINVISSTX: Kinematic viscosity in double-phase area [m2/sec] as function of temperature t [K], vapor fraction x [-]

wspKSTX: Isoentropic exponent in double-phase area [-] as function of temperature t [K], vapor fraction x [-]

wspPRANDTLESTX: Prandtl number in double-phase area [-] as function of temperature t [K], vapor fraction x [-]

wspSSTX: Specific entropy in double-phase area [J/(kg·K)] as function of temperature t [K], vapor fraction x [-]

wspTHERMCONDSTX: Thermal conductivity coefficient in double-phase area [W/(m·K)] as function of temperature t [K], vapor fraction x [-]

wspTXSHS: Properties calculation result in double-phase area as function of specific enthalpy h [J/kg], specific entropy s [J/(kg·K)]

wspUSTX: Specific internal energy in double-phase area [J/kg] as function of temperature t [K], vapor fraction x [-]

wspVSTX: Specific volume in double-phase area [m3/kg] as function of temperature t [K], vapor fraction x [-]

wspWSTX: Sound velocity in double-phase area [m/sec] as function of temperature t [K], vapor fraction x [-]

wspXSTCP: Vapor fraction [-] as function of temperature t [K], specific isobaric heat capacity Cp [J/(kg·K)]

wspXSTCV: Vapor fraction [-] as function of temperature t [K], specific isochoric heat capacity Cv [J/(kg·K)]

wspXSTD: Vapor fraction [-] as function of temperature t [K], density r [kg/m3]

wspXSTDYNVIS: Vapor fraction [-] as function of temperature t [K], dynamic viscosity dv [Pa·sec]

wspXSTH: Vapor fraction [-] as function of temperature t [K], specific enthalpy h [J/kg]

wspXSTJOULETHOMPSON: Vapor fraction [-] as function of temperature t [K], Joule-Thomson coefficient jt [K/Pa]

wspXSTK: Vapor fraction [-] as function of temperature t [K], isoentropic exponent k [-]

wspXSTKINVIS: Vapor fraction [-] as function of temperature t [K], kinematic viscosity kv [m2/sec]

wspXSTPRANDTLE: Vapor fraction [-] as function of temperature t [K], Prandtl number pr [-]

wspXSTS: Vapor fraction [-] as function of temperature t [K], specific entropy s [J/(kg·K)]

wspXSTTHERMCOND: Vapor fraction [-] as function of temperature t [K], thermal conductivity coefficient tc [W/(m·K)]

wspXSTU: Vapor fraction [-] as function of temperature t [K], specific internal energy u [J/kg]

wspXSTV: Vapor fraction [-] as function of temperature t [K], specific volume v [m3/kg]

wspXSTW: Vapor fraction [-] as function of temperature t [K], speed of sound w [m/sec]

wspPMELTIT: Pressure at melting line of ice I [Pa] as function of temperature t [K]

wspPSUBT: Pressure at sublimation line [Pa] as function of temperature t [K]

wspCPMSPT: Specific isobaric heat capacity of meta-stable supercooled steam [J/(kg·K)] as function of pressure p [Pa], temperature t [K]

wspCVMSPT: Specific isochoric heat capacity of meta-stable supercooled steam [J/(kg·K)] as function of pressure p [Pa], temperature t [K]

wspDYNVISMSPT: Dynamic viscosity of meta-stable supercooled steam [Pa·sec] as function of pressure p [Pa], temperature t [K]

wspHMSPT: Specific enthalpy of meta-stable supercooled steam [J/kg] as function of pressure p [Pa], temperature t [K]

wspJOULETHOMPSONMSPT: Joule-Thomson coefficient of meta-stable supercooled steam [K/Pa] as function of pressure p [Pa], temperature t [K]

wspKINVISMSPT: Kinematic viscosity of meta-stable supercooled steam [m2/sec] as function of pressure p [Pa], temperature t [K]

wspKMSPT: Isoentropic exponent of meta-stable supercooled steam [-] as function of pressure p [Pa], temperature t [K]

wspPRANDTLEMSPT: Prandtl number of meta-stable supercooled steam [-] as function of pressure p [Pa], temperature t [K]

wspSMSPT: Specific entropy of meta-stable supercooled steam [J/(kg·K)] as function of pressure p [Pa], temperature t [K]

wspTHERMCONDMSPT: Thermal conductivity coefficient of meta-stable supercooled steam [W/(m·K)] as function of pressure p [Pa], temperature t [K]

wspUMSPT: Specific internal energy of meta-stable supercooled steam [J/kg] as function of pressure p [Pa], temperature t [K]

wspVMSPT: Specific volume of meta-stable supercooled steam [m3/kg] as function of pressure p [Pa], temperature t [K]

wspVUSHCVWDERPTMSPT: Properties calculation result of super-cooled steam (meta-stable region) as function of pressure p [Pa], temperature t [K]

wspWMSPT: Sound velocity of meta-stable supercooled steam [m/sec] as function of pressure p [Pa], temperature t [K]

wspCP1PT: Specific isobaric heat capacity in IF-97 region 1 [J/(kg·K)] as function of pressure p [Pa], temperature t [K]

wspCP2PT: Specific isobaric heat capacity in IF-97 region 2 [J/(kg·K)] as function of pressure p [Pa], temperature t [K]

wspCP3PT: Specific isobaric heat capacity in IF-97 region 3 [J/(kg·K)] as function of pressure p [Pa], temperature t [K]

wspCP3RT: Specific isobaric heat capacity in IF-97 region 3 [J/(kg·K)] as function of density r [kg/m3], temperature t [K]

wspCP5PT: Specific isobaric heat capacity in IF-97 region 5 [J/(kg·K)] as function of pressure p [Pa], temperature t [K]

wspCV1PT: Specific isochoric heat capacity in IF-97 region 1 [J/(kg·K)] as function of pressure p [Pa], temperature t [K]

wspCV2PT: Specific isochoric heat capacity in IF-97 region 2 [J/(kg·K)] as function of pressure p [Pa], temperature t [K]

wspCV3PT: Specific isochoric heat capacity in IF-97 region 3 [J/(kg·K)] as function of pressure p [Pa], temperature t [K]

wspCV3RT: Specific isochoric heat capacity in IF-97 region 3 [J/(kg·K)] as function of density r [kg/m3], temperature t [K]

wspCV5PT: Specific isochoric heat capacity in IF-97 region 5 [J/(kg·K)] as function of pressure p [Pa], temperature t [K]

wspD1PT: Density in IF-97 region 1 [kg/m3] as function of pressure p [Pa], temperature t [K]

wspD2PT: Density in IF-97 region 2 [kg/m3] as function of pressure p [Pa], temperature t [K]

wspD3PT: Density in IF-97 region 3 [kg/m3] as function of pressure p [Pa], temperature t [K]

wspD5PT: Density in IF-97 region 5 [kg/m3] as function of pressure p [Pa], temperature t [K]

wspDCRT: Static dielectric constant of ordinary water substance [-] as function of density r [kg/m3], temperature t [K]

wspDYNVISRT: Dynamic viscosity [Pa·sec] as function of density r [kg/m3], temperature t [K]

wspH1PT: Specific enthalpy in IF-97 region 1 [J/kg] as function of pressure p [Pa], temperature t [K]

wspH2B2CP: Specific enthalpy at line between areas 2b and 2c [J/kg] as function of pressure p [Pa]

wspH2PT: Specific enthalpy in IF-97 region 2 [J/kg] as function of pressure p [Pa], temperature t [K]

wspH3PT: Specific enthalpy in IF-97 region 3 [J/kg] as function of pressure p [Pa], temperature t [K]

wspH3RT: Specific enthalpy in IF-97 region 3 [J/kg] as function of density r [kg/m3], temperature t [K]

wspH5PT: Specific enthalpy in IF-97 region 5 [J/kg] as function of pressure p [Pa], temperature t [K]

wspHB13S: Specific enthalpy at boundary line between areas 1 and 3 [J/kg] as function of specific entropy s [J/(kg·K)]

wspJOULETHOMPSON1PT: Joule-Thomson coefficient in IF-97 region 1 [K/Pa] as function of pressure p [Pa], temperature t [K]

wspJOULETHOMPSON2PT: Joule-Thomson coefficient in IF-97 region 2 [K/Pa] as function of pressure p [Pa], temperature t [K]

wspJOULETHOMPSON3PT: Joule-Thomson coefficient in IF-97 region 3 [K/Pa] as function of pressure p [Pa], temperature t [K]

wspJOULETHOMPSON3RT: Joule-Thomson coefficient in IF-97 region 3 [K/Pa] as function of density r [kg/m3], temperature t [K]

wspJOULETHOMPSON5PT: Joule-Thomson coefficient in IF-97 region 5 [K/Pa] as function of pressure p [Pa], temperature t [K]

wspP1HS: Pressure in IF-97 region 1 [Pa] as function of specific enthalpy h [J/kg], specific entropy s [J/(kg·K)]

wspP23T: Pressure at line between areas 2 and 3 [Pa] as function of temperature t [K]

wspP2B2CH: Pressure at line between areas 2b and 2c [Pa] as function of specific enthalpy h [J/kg]

wspP2HS: Pressure in IF-97 region 2 [Pa] as function of specific enthalpy h [J/kg], specific entropy s [J/(kg·K)]

wspP3HS: Pressure in IF-97 region 3 [Pa] as function of specific enthalpy h [J/kg], specific entropy s [J/(kg·K)]

wspP3RT: Pressure in IF-97 region 3 [Pa] as function of density r [kg/m3], temperature t [K]

wspP5HS: Pressure in IF-97 region 5 [Pa] as function of specific enthalpy h [J/kg], specific entropy s [J/(kg·K)]

wspPB23HS: Pressure at boundary line between areas 2 and 3 [Pa] as function of specific enthalpy h [J/kg], specific entropy s [J/(kg·K)]

wspPHASESTATEPT: Area of phase state as function of pressure p [Pa], temperature t [K]

wspPKWRT: Negative logarithm (10 base) of the ionization constant of water [-] as function of density r [kg/m3], temperature t [K]

wspPT1HS: Properties calculation result in IF-97 region 1 as function of specific enthalpy h [J/kg], specific entropy s [J/(kg·K)]

wspPT1RH: Properties calculation result in IF-97 region 1 as function of density r [kg/m3], specific enthalpy h [J/kg]

wspPT2HS: Properties calculation result in IF-97 region 2 as function of specific enthalpy h [J/kg], specific entropy s [J/(kg·K)]

wspPT2RH: Properties calculation result in IF-97 region 2 as function of density r [kg/m3], specific enthalpy h [J/kg]

wspPT3HS: Properties calculation result in IF-97 region 3 as function of specific enthalpy h [J/kg], specific entropy s [J/(kg·K)]

wspPT5HS: Properties calculation result in IF-97 region 5 as function of specific enthalpy h [J/kg], specific entropy s [J/(kg·K)]

wspPT5RH: Properties calculation result in IF-97 region 5 as function of density r [kg/m3], specific enthalpy h [J/kg]

wspR3PT: Density in IF-97 region 3 [kg/m3] as function of pressure p [Pa], temperature t [K]

wspR3PTR0: Density in IF-97 region 3 [kg/m3] as function of pressure p [Pa], temperature t [K], initial density r0 [kg/m3]

wspRIRTL: Refractive index [-] as function of density r [kg/m3], temperature t [K], wave length wavelength [m]

wspRT3HS: Properties calculation result in IF-97 region 3 as function of specific enthalpy h [J/kg], specific entropy s [J/(kg·K)]

wspS1PT: Specific entropy in IF-97 region 1 [J/(kg·K)] as function of pressure p [Pa], temperature t [K]

wspS2PT: Specific entropy in IF-97 region 2 [J/(kg·K)] as function of pressure p [Pa], temperature t [K]

wspS3PT: Specific entropy in IF-97 region 3 [J/(kg·K)] as function of pressure p [Pa], temperature t [K]

wspS3RT: Specific entropy in IF-97 region 3 [J/(kg·K)] as function of density r [kg/m3], temperature t [K]

wspS5PT: Specific entropy in IF-97 region 5 [J/(kg·K)] as function of pressure p [Pa], temperature t [K]

wspT1HS: Temperature in IF-97 region 1 [K] as function of specific enthalpy h [J/kg], specific entropy s [J/(kg·K)]

wspT1PH: Temperature in IF-97 region 1 [K] as function of pressure p [Pa], specific enthalpy h [J/kg]

wspT1PS: Temperature in IF-97 region 1 [K] as function of pressure p [Pa], specific entropy s [J/(kg·K)]

wspT23P: Temperature at line between areas 2 and 3 [K] as function of pressure p [Pa]

wspT2APH: Temperature in IF-97 region 2a [K] as function of pressure p [Pa], specific enthalpy h [J/kg]

wspT2APS: Temperature in IF-97 region 2a [K] as function of pressure p [Pa], specific entropy s [J/(kg·K)]

wspT2BPH: Temperature in IF-97 region 2b [K] as function of pressure p [Pa], specific enthalpy h [J/kg]

wspT2BPS: Temperature in IF-97 region 2b [K] as function of pressure p [Pa], specific entropy s [J/(kg·K)]

wspT2CPH: Temperature in IF-97 region 2c [K] as function of pressure p [Pa], specific enthalpy h [J/kg]

wspT2CPS: Temperature in IF-97 region 2c [K] as function of pressure p [Pa], specific entropy s [J/(kg·K)]

wspT2HS: Temperature in IF-97 region 2 [K] as function of specific enthalpy h [J/kg], specific entropy s [J/(kg·K)]

wspT2PH: Temperature in IF-97 region 2 [K] as function of pressure p [Pa], specific enthalpy h [J/kg]

wspT2PS: Temperature in IF-97 region 2 [K] as function of pressure p [Pa], specific entropy s [J/(kg·K)]

wspT3HS: Temperature in IF-97 region 3 [K] as function of specific enthalpy h [J/kg], specific entropy s [J/(kg·K)]

wspT3PH: Temperature in IF-97 region 3 [K] as function of pressure p [Pa], specific enthalpy h [J/kg]

wspT3PS: Temperature in IF-97 region 3 [K] as function of pressure p [Pa], specific entropy s [J/(kg·K)]

wspT3RH: Temperature in IF-97 region 3 [K] as function of density r [kg/m3], specific enthalpy h [J/kg]

wspT5HS: Temperature in IF-97 region 5 [K] as function of specific enthalpy h [J/kg], specific entropy s [J/(kg·K)]

wspT5PH: Temperature in IF-97 region 5 [K] as function of pressure p [Pa], specific enthalpy h [J/kg]

wspT5PS: Temperature in IF-97 region 5 [K] as function of pressure p [Pa], specific entropy s [J/(kg·K)]

wspTB23HS: Temperature at boundary line between areas 2 and 3 [K] as function of specific enthalpy h [J/kg], specific entropy s [J/(kg·K)]

wspTHERMCONDRT: Thermal conductivity coefficient [W/(m·K)] as function of density r [kg/m3], temperature t [K]

wspU1PT: Specific internal energy in IF-97 region 1 [J/kg] as function of pressure p [Pa], temperature t [K]

wspU2PT: Specific internal energy in IF-97 region 2 [J/kg] as function of pressure p [Pa], temperature t [K]

wspU3PT: Specific internal energy in IF-97 region 3 [J/kg] as function of pressure p [Pa], temperature t [K]

wspU3RT: Specific internal energy in IF-97 region 3 [J/kg] as function of density r [kg/m3], temperature t [K]

wspU5PT: Specific internal energy in IF-97 region 5 [J/kg] as function of pressure p [Pa], temperature t [K]

wspV1PT: Specific volume in IF-97 region 1 [m3/kg] as function of pressure p [Pa], temperature t [K]

wspV2PT: Specific volume in IF-97 region 2 [m3/kg] as function of pressure p [Pa], temperature t [K]

wspV3HS: Specific volume in IF-97 region 3 [m3/kg] as function of specific enthalpy h [J/kg], specific entropy s [J/(kg·K)]

wspV3PH: Specific volume in IF-97 region 3 [m3/kg] as function of pressure p [Pa], specific enthalpy h [J/kg]

wspV3PS: Specific volume in IF-97 region 3 [m3/kg] as function of pressure p [Pa], specific entropy s [J/(kg·K)]

wspV3PT: Specific volume in IF-97 region 3 [m3/kg] as function of pressure p [Pa], temperature t [K]

wspV5PT: Specific volume in IF-97 region 5 [m3/kg] as function of pressure p [Pa], temperature t [K]

wspVUSHCVWDERPT1PT: Properties calculation result in IF-97 region 1 as function of pressure p [Pa], temperature t [K]

wspVUSHCVWDERPT2PT: Properties calculation result in IF-97 region 2 as function of pressure p [Pa], temperature t [K]

wspVUSHCVWDERPT3PT: Properties calculation result in IF-97 region 3 as function of pressure p [Pa], temperature t [K]

wspVUSHCVWDERPT3RT: Properties calculation result in IF-97 region 3 as function of density r [kg/m3], temperature t [K]

wspVUSHCVWDERPT5PT: Properties calculation result in IF-97 region 5 as function of pressure p [Pa], temperature t [K]

wspW1PT: Sound velocity in IF-97 region 1 [m/sec] as function of pressure p [Pa], temperature t [K]

wspW2PT: Sound velocity in IF-97 region 2 [m/sec] as function of pressure p [Pa], temperature t [K]

wspW3PT: Sound velocity in IF-97 region 3 [m/sec] as function of pressure p [Pa], temperature t [K]

wspW3RT: Sound velocity in IF-97 region 3 [m/sec] as function of density r [kg/m3], temperature t [K]

wspW5PT: Sound velocity in IF-97 region 5 [m/sec] as function of pressure p [Pa], temperature t [K]

wspWATERSTATEAREA: IF-97 region as function of pressure p [Pa], temperature t [K]

wspWATERSTATEAREA2: IF-97 region (version 2) as function of pressure p [Pa], temperature t [K]

wspWATERSTATEAREAHS: IF-97 region as function of specific enthalpy h [J/kg], specific entropy s [J/(kg·K)]

wspWATERSTATEAREAPH: IF-97 region as function of pressure p [Pa], specific enthalpy h [J/kg]

wspWATERSTATEAREAPS: IF-97 region as function of pressure p [Pa], specific entropy s [J/(kg·K)]

wspgCPGST: Specific isobaric heat capacity [J/(kg·K)] as function of gas specification gas_specification, temperature t [K]

wspgCPIDT: Specific isobaric heat capacity [J/(kg·K)] as function of gas identificator id, temperature t [K]

wspgCVGST: Specific isochoric heat capacity [J/(kg·K)] as function of gas specification gas_specification, temperature t [K]

wspgCVIDT: Specific isochoric heat capacity [J/(kg·K)] as function of gas identificator id, temperature t [K]

wspgGASESCOUNT: Available gases count

wspgGCGS: Specific gas constant [J/(kg·K)] as function of gas specification gas_specification

wspgGCID: Specific gas constant [J/(kg·K)] as function of gas identificator id

wspgHGST: Specific enthalpy [J/kg] as function of gas specification gas_specification, temperature t [K]

wspgHIDT: Specific enthalpy [J/kg] as function of gas identificator id, temperature t [K]

wspgIDNAME: Gas identificator as function of existing gas name name

wspgMFGSGS: Mass fraction (MF) of gas as function of primary gas specification gas_spec_looked, gas specification looked for gas_spec_looked_for

wspgMFIDID: Mass fraction (MF) of gas as function of primary gas identificator id_looked, gas identificator looked for id_looked_for

wspgMMGS: Molar mass [kg/mole] as function of gas specification gas_specification

wspgMMID: Molar mass [kg/mole] as function of gas identificator id

wspgPGSTS: Pressure [Pa] as function of gas specification gas_specification, temperature t [K], specific entropy s [J/(kg·K)]

wspgPIDTS: Pressure [Pa] as function of gas identificator id, temperature t [K], specific entropy s [J/(kg·K)]

wspgSGSPT: Specific entropy [J/(kg·K)] as function of gas specification gas_specification, pressure p [Pa], temperature t [K]

wspgSGST: Specific entropy at pressure p0 = 100 kPa [J/(kg·K)] as function of gas specification gas_specification, temperature t [K]

wspgSIDPT: Specific entropy [J/(kg·K)] as function of gas identificator id, pressure p [Pa], temperature t [K]

wspgSIDT: Specific entropy at pressure p0 = 100 kPa [J/(kg·K)] as function of gas identificator id, temperature t [K]

wspgTGSH: Temperature [K] as function of gas specification gas_specification, specific enthalpy h [J/kg]

wspgTGSPS: Temperature [K] as function of gas specification gas_specification, pressure p [Pa], specific entropy s [J/(kg·K)]

wspgTGSS: Temperature at pressure p0 = 100 kPa [K] as function of gas specification gas_specification, specific entropy s [J/(kg·K)]

wspgTIDH: Temperature [K] as function of gas identificator id, specific enthalpy h [J/kg]

wspgTIDPS: Temperature [K] as function of gas identificator id, pressure p [Pa], specific entropy s [J/(kg·K)]

wspgTIDS: Temperature at pressure p0 = 100 kPa [K] as function of gas identificator id, specific entropy s [J/(kg·K)]

wspgUGST: Specific internal energy [J/kg] as function of gas specification gas_specification, temperature t [K]

wspgUIDT: Specific internal energy [J/kg] as function of gas identificator id, temperature t [K]

wspgVFGSGS: Volume fraction (VF) of gas as function of primary gas specification gas_spec_looked, gas specification looked for gas_spec_looked_for

wspgVFIDID: Volume fraction (VF) of gas as function of primary gas identificator id_looked, gas identificator looked for id_looked_for

wspgVGSPT: Specific volume [m3/kg] as function of gas specification gas_specification, pressure p [Pa], temperature t [K]

wspgVGST: Specific volume at pressure p0 = 100 kPa [m3/kg] as function of gas specification gas_specification, temperature t [K]

wspgVIDPT: Specific volume [m3/kg] as function of gas identificator id, pressure p [Pa], temperature t [K]

wspgVIDT: Specific volume at pressure p0 = 100 kPa [m3/kg] as function of gas identificator id, temperature t [K]

wspGETABSOLUTEGASCONSTANT: Absolute gas constant [J/(mole·K)]

wspGETCHECKRANGEMODE: Mode of checking the range of functions arguments

wspGETDELTAPRESSURE: Maximum difference between pressure values at estimation of the area 3 parameters [Pa]

wspGETDELTATS: Maximum difference between saturation temperature and input temperature for function wspWATERSTATEAREA [K]

wspGETINITSTEAMDENSITY: Initial value for density of steam in IF-97 region 3 [kg/m3]

wspGETINITWATERDENSITY: Initial value for density of water in IF-97 region 3 [kg/m3]

wspGETLASTERROR: Last error code

wspGETLASTERRORDESCRIPTION: Last error description

wspGETLASTERRORDESCRIPTIONW: Last error description

wspGETMAXITERATION: Maximum iterations count for Newton method

wspGETTOLERANCE: Relative precision in the WaterSteamPro functions [-]

wspGETTOLERANCEMODE: Mode of management of make function results more precise

wspGETWSPVERSION: Internal version of the WaterSteamPro

wspgGETCALCDISSMODE: Mode of calculating dissociation while calculate gases mixtures

wspgSETCALCDISSMODE: Set and return a mode of calculating dissociation while calculate gases mixtures as function of mode mode

wspSETCHECKRANGEMODE: Set and return a mode of checking the range of functions arguments as function of mode mode

wspSETDELTAPRESSURE: Set and return maximum difference between pressure values at estimation of the area 3 parameters [Pa] as function of delta pressure delta [Pa]

wspSETDELTATS: Set and return maximum difference between saturation temperature and input temperature for function wspWATERSTATEAREA [K] as function of temperature delta delta [K]

wspSETINITSTEAMDENSITY: Set and return the initial value for density of steam in IF-97 region 3 [kg/m3] as function of density r [kg/m3]

wspSETINITWATERDENSITY: Set and return initial value for density of water in IF-97 region 3 [kg/m3] as function of density r [kg/m3]

wspSETLASTERROR: Set and return a last error code as function of error code ErrCode

wspSETMAXITERATION: Set and return maximum iterations count for Newton method as function of maximum iteration maxiteration

wspSETTOLERANCE: Set and return relative precision in the WaterSteamPro functions [-] as function of tolerance tolerance [-]

wspSETTOLERANCEMODE: Set and return a mode of management of make function results more precise as function of mode mode