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Official Journal of the Asia Oceania Geosciences Society (AOGS)

Geoscience Letters Cover Image
Fig. 5 | Geoscience Letters

Fig. 5

From: Wind tunnel measurements of turbulent boundary layer flows over arrays of ribs and cubes

Fig. 5

Dimensionless spatio-temporally averaged vertical profiles of flow properties over rib-type and cube-type arrays expressed as functions of dimensionless wall-normal distance (z − h)/δ. a, e Mean wind speed \(\left\langle {\bar{u}} \right\rangle\), b, f streamwise fluctuating velocity \(\left\langle {\overline{{u^{\prime\prime}u^{\prime\prime}}} } \right\rangle^{1/2}\); c, g vertical fluctuating velocity \(\left\langle {\overline{{w^{\prime\prime}w^{\prime\prime}}} } \right\rangle^{1/2}\) and d, h turbulent momentum flux \(\left\langle {\overline{{u^{\prime\prime}w^{\prime\prime}}} } \right\rangle\). Ribs AR = 1 ( ); 1/2 ( ); 1/3 ( ); 1/4 ( ); 1/5 ( ); 1/6 ( ); 1/8 ( );1/12 ( ); and 1/15 ( ). Cubes h:1 ( ); h:2l ( ); h:3l ( ); h:4l ( ); h:5l ( ); h:6l ( ); h:7l ( ); h:9l ( ); h:4l − D ( ) h:4l − T ( ); and h:4l − Q ( )

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