iapws95_state {iapws}

IAPWS-95 Physical States

Description

Identify the physical state of water according to the IAPWS formulation 1995.

Usage

iapws95_state(p, t, rho)

Arguments

p

a numeric vector giving the pressure values in MPa.

t

a numeric vector giving the temperature values in K.

rho

a numeric vector giving the density values in kg/m^3.

Details

A valid pair of p, rho, t is needed: either (p, t) or (rho, t).

Value

A character vector giving the physical state. One of "solid", "liquid", "gas", "supercritical", "saturated" or "undef".

Author(s)

Jonathan Debove

Examples

iapws95_state(p = c(.1, .1, 23), t = c(293.15, 373.15, 650))
iapws95_state(rho = c(1000, .1, 500, 500),
              t = c(293.15, 373.15, 650, 373.15))