Extension of LIR Equation of State to Alkylamines Using Group Contribution Method

Table 3

AAD, 𝐷_max, and bias of the calculated density for some alkylamines at given temperatures and for the given pressure range (Δ𝑝) using the calculated values of 𝐴_𝑚 and 𝐵_𝑚 parameters along with (3).

Fluid	𝑇, K	Δp, MPa	AAD	𝐷max	bias	NP
1-Butylamine	298.15	0.1–33.9	0.570	0.965	0.570	10
1-Hexylamine	303.15	0.1–140	0.703	1.05	0.703	15
	323.15	0.1–140	0.542	0.861	0.542	15
	343.15	0.1–140	0.424	0.708	0.424	15
1-Heptylamine	303.15	0.1–140	0.636	0.993	0.636	15
	323.15	0.1–140	0.459	0.677	0.459	15
	343.15	0.1–140	0.388	0.547	0.388	15
2-Aminobutane	303.15	0.1–140	1.452	1.672	1.452	15
	323.15	0.1–140	1.231	1.430	1.231	15
	343.15	10–140	1.091	1.219	1.091	14
2-Aminoheptane	293.15	0.1–100	1.17	1.48	1.17	6
	333.15	0.1–100	0.934	1.688	0.934	6
2-Aminooctane	303.15	0.1–140	1.34	1.64	1.34	15
	323.15	0.1–140	1.17	1.58	1.17	15
	343.15	0.1–140	0.939	1.25	0.939	15