Ammonia

Ammonia function UNIT (WEB-EXCEL ONLY)

Notes

• Pressure: bara (absolute)
• Temperature: °C
• Enthalpy: kJ/kg
• Entropy: kJ/(kgK)
• Density: kg/m3, Specific volume: m3/kg

Temperature

Abbr.	INPUT Unit	RESULT Unit	Function Description
NH3Tsat_p	Pressure, bara	°C	Saturation temperature as a function of pressure
NH3T_ph	Pressure, bara Enthalpy, kJ/kg	°C	Temperature as a function of pressure and enthalpy
NH3T_ps	Pressure, bara Entropy, kJ/(kgK)	°C	Temperature as a function of pressure and entropy
NH3T_hs	Enthalpy, kJ/kg Entropy, kJ/(kgK)	°C	Temperature as a function of enthalpy and entropy

Pressure

Abbr.	INPUT Unit	RESULT Unit	Function Description
NH3psat_T	Temperature, °C	bara	Saturation pressure as a function of temperature
NH3p_hs	Enthalpy, kJ/kg Entropy, kJ/(kgK)	bara	Pressure as a function of enthalpy and entropy
NH3p_hrho	Enthalpy, kJ/kg Density, kg/m3	bara	Pressure as a function of enthalpy and density

Enthalpy

Abbr.	INPUT Unit	RESULT Unit	Function Description
NH3hV_p	Pressure, bara	kJ/kg	Saturated vapor enthalpy
NH3hL_p	Pressure, bara	kJ/kg	Saturated liquid enthalpy
NH3hV_T	Temperature, °C	kJ/kg	Saturated vapor enthalpy
NH3hL_T	Temperature, °C	kJ/kg	Saturated liquid enthalpy
NH3h_pT	Pressure, bara Temperature, °C	kJ/kg	Enthalpy as a function of pressure and temperature
NH3h_ps	Pressure, bara Entropy, kJ/(kgK)	kJ/kg	Enthalpy as a function of pressure and entropy
NH3h_px	Pressure, bara Vapor fraction (quality)	kJ/kg	Enthalpy as a function of pressure and vapor fraction
NH3h_Tx	Temperature, °C Vapor fraction (quality)	kJ/kg	Enthalpy as a function of temperature and vapor fraction
NH3h_prho	Pressure, bara Density, kg/m3	kJ/kg	Enthalpy as a function of pressure and density

Specific Volume

Abbr.	INPUT Unit	RESULT Unit	Function Description
NH3vV_p	Pressure, bara	m3/kg	Saturated vapor specific volume
NH3vL_p	Pressure, bara	m3/kg	Saturated liquid specific volume
NH3vV_T	Temperature, °C	m3/kg	Saturated vapor specific volume
NH3vL_T	Temperature, °C	m3/kg	Saturated liquid specific volume
NH3v_pT	Pressure, bara Temperature, °C	m3/kg	Specific volume as a function of pressure and temperature
NH3v_ph	Pressure, bara Enthalpy, kJ/kg	m3/kg	Specific volume as a function of pressure and enthalpy
NH3v_ps	Pressure, bara Entropy, kJ/(kgK)	m3/kg	Specific volume as a function of pressure and entropy

Density

Abbr.	INPUT Unit	RESULT Unit	Function Description
NH3rhoV_p	Pressure, bara	kg/m3	Saturated vapor density
NH3rhoL_p	Pressure, bara	kg/m3	Saturated liquid density
NH3rhoV_T	Temperature, °C	kg/m3	Saturated vapor density
NH3rhoL_T	Temperature, °C	kg/m3	Saturated liquid density
NH3rho_pT	Pressure, bara Temperature, °C	kg/m3	Density as a function of pressure and temperature
NH3rho_ph	Pressure, bara Enthalpy, kJ/kg	kg/m3	Density as a function of pressure and enthalpy
NH3rho_ps	Pressure, bara Entropy, kJ/(kgK)	kg/m3	Density as a function of pressure and entropy

Entropy

Abbr.	INPUT Unit	RESULT Unit	Function Description
NH3sV_p	Pressure, bara	kJ/(kgK)	Saturated vapor entropy
NH3sL_p	Pressure, bara	kJ/(kgK)	Saturated liquid entropy
NH3sV_T	Temperature, °C	kJ/(kgK)	Saturated vapor entropy
NH3sL_T	Temperature, °C	kJ/(kgK)	Saturated liquid entropy
NH3s_pT	Pressure, bara Temperature, °C	kJ/(kgK)	Specific entropy as a function of pressure and temperature
NH3s_ph	Pressure, bara Enthalpy, kJ/kg	kJ/(kgK)	Specific entropy as a function of pressure and enthalpy

Heat Capacity

Abbr.	INPUT Unit	RESULT Unit	Function Description
NH3CpV_p	Pressure, bara	kJ/(kgK)	Saturated vapor heat capacity
NH3CpL_p	Pressure, bara	kJ/(kgK)	Saturated liquid heat capacity
NH3CpV_T	Temperature, °C	kJ/(kgK)	Saturated vapor heat capacity
NH3CpL_T	Temperature, °C	kJ/(kgK)	Saturated liquid heat capacity
NH3Cp_pT	Pressure, bara Temperature, °C	kJ/(kgK)	Specific isobaric heat capacity as a function of pressure and temperature
NH3Cp_ph	Pressure, bara Enthalpy, kJ/kg	kJ/(kgK)	Specific isobaric heat capacity as a function of pressure and enthalpy
NH3CvV_p	Pressure, bara	kJ/(kgK)	Saturated vapor isochoric heat capacity
NH3CvL_p	Pressure, bara	kJ/(kgK)	Saturated liquid isochoric heat capacity
NH3CvV_T	Temperature, °C	kJ/(kgK)	Saturated vapor isochoric heat capacity
NH3CvL_T	Temperature, °C	kJ/(kgK)	Saturated liquid isochoric heat capacity
NH3Cv_pT	Pressure, bara Temperature, °C	kJ/(kgK)	Specific isochoric heat capacity as a function of pressure and temperature
NH3Cv_ph	Pressure, bara Enthalpy, kJ/kg	kJ/(kgK)	Specific isochoric heat capacity as a function of pressure and enthalpy

Speed of Sound

Abbr.	INPUT Unit	RESULT Unit	Function Description
NH3w_pT	Pressure, bara Temperature, °C	m/s	Speed of sound as a function of pressure and temperature
NH3w_ph	Pressure, bara Enthalpy, kJ/kg	m/s	Speed of sound as a function of pressure and enthalpy
NH3w_ps	Pressure, bara Entropy, kJ/(kgK)	m/s	Speed of sound as a function of pressure and entropy

Viscosity

Abbr.	INPUT Unit	RESULT Unit	Function Description
NH3my_pT	Pressure, bara Temperature, °C	Pa·s	Viscosity as a function of pressure and temperature
NH3my_ph	Pressure, bara Enthalpy, kJ/kg	Pa·s	Viscosity as a function of pressure and enthalpy
NH3my_ps	Pressure, bara Entropy, kJ/(kgK)	Pa·s	Viscosity as a function of pressure and entropy

Thermal Conductivity

Abbr.	INPUT Unit	RESULT Unit	Function Description
NH3tcL_p	Pressure, bara	W/(mK)	Saturated liquid thermal conductivity
NH3tcV_p	Pressure, bara	W/(mK)	Saturated vapor thermal conductivity
NH3tcL_T	Temperature, °C	W/(mK)	Saturated liquid thermal conductivity
NH3tcV_T	Temperature, °C	W/(mK)	Saturated vapor thermal conductivity
NH3tc_pT	Pressure, bara Temperature, °C	W/(mK)	Thermal conductivity as a function of pressure and temperature
NH3tc_ph	Pressure, bara Enthalpy, kJ/kg	W/(mK)	Thermal conductivity as a function of pressure and enthalpy
NH3tc_hs	Enthalpy, kJ/kg Entropy, kJ/(kgK)	W/(mK)	Thermal conductivity as a function of enthalpy and entropy

Surface Tension

Abbr.	INPUT Unit	RESULT Unit	Function Description
NH3stvap_T	Temperature, °C	N/m	Surface tension as a function of temperature
NH3stvap_p	Pressure, bara	N/m	Surface tension as a function of pressure