python 求 酒精與水的混合物
"""

import CoolProp.CoolProp as CP

摩爾數(shù)的比值0.7189 ：0.2811=質(zhì)量比0.5:0.5
求5度下酒精溶液的密度 蒸汽占比為0
b=CP.PropsSI('D','T',278.15,'Q',0,'HEOS::water[0.7189]&ETHANOL[0.2811]')
print(b)
923.0093552654256

c#
using SharpProp;
using UnitsNet;
using UnitsNet.NumberExtensions.NumberToPressure;
using UnitsNet.NumberExtensions.NumberToRatio;
using UnitsNet.NumberExtensions.NumberToTemperature;
using UnitsNet.Units;

//此為質(zhì)量百分比
var mixture = new Mixture(
new List<FluidsList> { FluidsList.Water, FluidsList.Ethanol },
new List<UnitsNet.Ratio> { (50).Percent(), (50).Percent() }
)
// .WithState(Input.Pressure((200).Kilopascals()), Input.Temperature((5).DegreesCelsius()));
//quality 0=全部為液態(tài) 1，100=全部為氣態(tài)。
.WithState(Input.Temperature((5).DegreesCelsius()),Input.Quality((0).Percent()));
Console.WriteLine(mixture.Density.KilogramsPerCubicMeter);
Console.WriteLine(mixture.Density);
Console.WriteLine(mixture.Density.ToUnit(UnitsNet.Units.DensityUnit.GramPerDeciliter));

923.0038782658024
923 kg/m3
92.3 g/dl