Numerical Analyses of Static Characteristics of Liquid Annular Seals Based on 2D LBM-LES Model

Table 5

Darden leakage annular seals at different simulate methods.

Operating conditions	Pressure difference (MPa)	9.29	11.5	12.6
Leakage flow rates of LBM (L/s)		14.96	15.67	16.41
Leakage flow rates of FVM (L/s)		15.06	17.19	18.15
Leakage flow rates of empirical formulas (L/s)		12.97	14.43	15.11
Leakage flow rates of test results (L/s)		15.5	16.3	16.8
Leakage flow error of LBM (%)		3.48	3.87	2.32
Leakage flow error of FVM (%)		2.85	5.46	8.01
Leakage flow error of empirical (%)		16.3	11.5	10.09