Scientific Reports

Table 1 Advances in LES of Complex Flows.

From: Validation of a two-fluid turbulence model in comsol multiphysics for the problem of flow around aerodynamic profiles

C_f upper wall
x/c	0.431521	0.5956	0.6963	0.7932	0.895	0.947	0.972
Exp	0.00388	0.00351	0.00314	0.00296	0.002167	0.0021	0.00198
Two fluid model	0.004737	0.00388	0.00333	0.00259	0.001984	0.0017	0.00167
δ %	0.0857	0.037	0.019	0.037	0.0183	0.04	0.031
SST model	0.004187	0.003514	0.002963	0.002351	0.001861	0.0016	0.00149
δ %	0.0307	0.00039	0.0177	0.0609	0.0306	0.05	0.049

C_f lower wall
x/c	0.4431	0.5956	0.6937	0.7932	0.8966	0.9392	0.971576
Exp	− 0.0037	− 0.0032	− 0.0034	− 0.00316	− 0.00312	− 0.00309	− 0.00303
Two fluid model	− 0.0035	− 0.00309	− 0.00297	− 0.00284	− 0.0026	− 0.00258	− 0.00236
δ %	0.02	0.011	0.043	0.0315	0.0515	0.0508	0.0673
SST model	− 0.00315	− 0.00273	− 0.00248	− 0.00236	− 0.00212	− 0.00205	− 0.00205
δ %	0.055	0.0473	0.092	0.0795	0.1	0.1036	0.0979

C_p upper wall
x/c	0.0997	0.3018	0.5	0.698	0.8044	0.9054
Exp	0.1327	0.2464	0.1171	0.03457	− 0.01226	− 0.0568
Two fluid model	0.1394	0.2442	0.1059	0.005576	− 0.0323	− 0.0769
δ %	0.67	0.22	1.12	2.8994	2.004	2.01
SST model	0.1416	0.2397	0.101	0.0035	− 0.0345	− 0.0791
δ %	0.89	0.67	1.61	3.107	2.224	2.23

C_p lower wall
x/c	0.1528	0.3018	0.503	0.7512	0.8	0.902
Exp	0.2955	0.4092	0.384	0.1907	0.1215	0.01449
Two fluid model	0.346	0.3802	0.349	0.1617	0.1037	− 0.01
δ %	5.05	2.9	3.5	2.9	1.78	2.449
SST model	0.357	0.3758	0.351	0.1572	0.1059	− 0.0144
δ %	6.15	3.34	3.3	3.35	1.56	2.889

Here δ is the relative deviation.

Back to article page

Search

Advanced search

Quick links