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Table 2 Relative error of the mean \(\overline {C_{L}}\) and \(\overline {C_{D}}\) with respect to the DNS solution for the coarse LES simulations

From: On the mesh resolution of industrial LES based on the DNS of flow over the T106C turbine

Cases

\((\overline {C_{L}})_{error} \%\)

\((\overline {C_{D}})_{error} \%\)

nDOF ×105

\(2\widetilde {X}_{+}^{*}\)

0.7

0.8

2.2

\(2\widetilde {Y}_{+}^{*}\)

1.2

0.9

4.6

\(4\widetilde {Y}_{+}^{*}\)

3.3

1.0

4.0

\(8\widetilde {Y}_{+}^{*}\)

11.1

20.1

3.5

\(2\widetilde {Z}_{+}^{*}\)

0.0

0.2

2.5

\(3\widetilde {Z}_{+}^{*}\)

0.6

0.1

1.7

\(6\widetilde {Z}_{+}^{*}\)

3.0

0.3

0.8

\((2\widetilde {X}_{+}^{*},2\widetilde {Y}_{+}^{*},2\widetilde {Z}_{+}^{*})\)

0.6

0.6

1.0

\((2\widetilde {X}_{+}^{*},4\widetilde {Y}_{+}^{*},6\widetilde {Z}_{+}^{*})\)

20.7

6.8

0.3