Research Article

IGE Model: An Extension of the Ideal Gas Model to Include Chemical Composition as Part of the Equilibrium State

Table 1

Performance comparison of the IGE model iterative and direct methods on the adiabatic flame temperature of methane and oxygen at 1 bar.

Number of Product SpeciesIterative Method Wall Time (s)Direct Method Wall Time (s)Number of 𝑡 𝑝 IterationsIterative Method Flame Temperature (K)Direct Method Flame Temperature (K)Difference

2281.803.1930516651660
3322.4215.1930516651660
4216.173.3321384238420
592.783.708337633760
6455.584.4741326232620
72429.085.05297312231220
8 * 5.67 * * 3049 *
9 * 7.91 * * 3049 *

Run on an Intel 2x Quad Core system (2 Xeon E5530 @ 2.40 GHz CPUs). The other tests were run on an Intel 2x single core system (2 Xeon Nocona @ 2.80 GHz CPUs).