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

Table 4

Childs leakage annular seals at different simulate methods.

Operating conditions	Pressure difference (MPa)	1.38	2.41	3.45
Leakage flow rates of LBM (L/s)		0.51	0.706	0.883
Leakage flow rates of FVM (L/s)		0.492	0.694	0.857
Leakage flow rates of empirical formulas (L/s)		0.468	0.619	0.741
Leakage flow rates of test results (L/s)		0.492	0.7	0.864
Leakage flow error of LBM (%)		0.362	0.799	2.16