International Journal of Rotating Machinery / 2013 / Article / Fig 27

Review Article

Heat Transfer Augmentation Technologies for Internal Cooling of Turbine Components of Gas Turbine Engines

Figure 27

Local area-averaged Nusselt number ratio variations as dependent upon buoyancy parameter for the smooth surface rotating channel investigation of Huh et al. [104]. Region 4 is measured with radially outward flow, and region 12 is measured with radially inward flow.