mirror of
https://github.com/CoolProp/CoolProp.git
synced 2026-04-23 03:00:17 -04:00
42 lines
1.6 KiB
Python
42 lines
1.6 KiB
Python
from __future__ import division, print_function
|
|
import numpy as np
|
|
from CPIncomp.DataObjects import CoefficientData,PureData
|
|
|
|
|
|
class NitrateSalt(PureData,CoefficientData):
|
|
"""
|
|
Heat transfer fluid based on 60% NaNO3 and 40% KNO3
|
|
"""
|
|
def __init__(self):
|
|
CoefficientData.__init__(self)
|
|
PureData.__init__(self)
|
|
self.name = "NaK"
|
|
self.description = "Nitrate salt, 0.6 NaNO3 and 0.4 KNO3"
|
|
self.reference = "Zavoico2001"
|
|
|
|
self.Tmin = 300 + 273.15
|
|
self.Tmax = 600 + 273.15
|
|
self.TminPsat = self.Tmax
|
|
|
|
self.Tbase = 273.15
|
|
|
|
#self.temperature.data = self.getTrange()
|
|
#self.concentration.data = np.array([ 0 ]) # mass fraction
|
|
|
|
self.density.type = self.density.INCOMPRESSIBLE_POLYNOMIAL
|
|
self.density.source = self.density.SOURCE_COEFFS
|
|
self.density.coeffs = np.array([[2090],[-0.636]])
|
|
|
|
self.specific_heat.type = self.specific_heat.INCOMPRESSIBLE_POLYNOMIAL
|
|
self.specific_heat.source = self.specific_heat.SOURCE_COEFFS
|
|
self.specific_heat.coeffs = np.array([[1443],[+0.172]])
|
|
|
|
self.conductivity.type = self.conductivity.INCOMPRESSIBLE_POLYNOMIAL
|
|
self.conductivity.source = self.conductivity.SOURCE_COEFFS
|
|
self.conductivity.coeffs = np.array([[0.443],[+1.9e-4]])
|
|
|
|
self.viscosity.type = self.viscosity.INCOMPRESSIBLE_POLYNOMIAL
|
|
self.viscosity.source = self.viscosity.SOURCE_COEFFS
|
|
self.viscosity.coeffs = np.array([[22.714],[-0.120],[2.281 * 1e-4],[-1.474 * 1e-7]])/1e3
|
|
|