Journal of Thermodynamics / 2009 / Article / Tab 11 / Review Article
Development of Predictive Techniques for Estimating Liquid Water-Hydrate Equilibrium of Water-Hydrocarbon System Table 3 Experimental [
16 ] and predicted/calculated solubility of
methane in pure water being in equilibrium with gas hydrates (liquid water-hydrate
equilibrium) [
4 ].
𝑇
/
K
𝑃
/
M
P
a
Experimental [16 ] methane solubility/mole fraction (
×
1
0
3
) Predicted/calculated methane solubility
using ANN algorithm/mole fraction (
×
1
0
3
) AD %Predicted methane solubility using
thermodynamic model/mole fraction (
×
1
0
3
)
A
D
%
†
276.19 50.00
1
.
2
5
∗
∗
1.29 3.2 1.40 12.0 277.85 50.81 1.50 1.44 4.0 1.55 3.3 279.85 50.98
1
.
6
5
∗
1.65 0.0 1.74 5.5 280.47 51.26 1.75 1.72 1.7 1.81 3.4 276.36 101.00 1.25 1.30 4.0 1.42 13.6 278.71 101.73 1.50 1.53 2.0 1.63 8.7 280.11 101.88 1.65 1.68 1.8 1.77 7.3 280.65 102.43 1.75 1.74 0.6 1.83 4.6 276.67 127.10 1.25 1.33 6.4 1.44 15.2 278.90 127.22 1.50 1.55 3.3 1.65 10.0 280.39 127.35 1.65 1.71 3.6 1.80 9.1 281.08 127.45
1
.
7
5
∗
∗
1.79 2.3 1.87 6.9 276.91 143.10 1.25 1.35 8.0 1.47 17.6 279.20 143.62 1.50 1.58 5.3 1.68 12.0 280.59 143.25 1.65 1.73 4.8 1.82 10.3 281.65 143.24 1.75 1.86 6.3 1.94 10.9
∗
D
a
t
a
used for testing.
∗
∗
D
a
t
a
used for validation (the remaining data
were used for training).
†
𝐴
𝐷
=
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