Heat Transfer Characteristics of AC-SDBD Plasma Actuation in Different Boundary Layers

2022 ◽  
Author(s):  
Hexiang Zhang ◽  
Weiwei Hui ◽  
Haoyu Chen ◽  
Huaxing Li ◽  
Xuanshi Meng
1975 ◽  
Author(s):  
R. S. R. Gorla

Rotating blades provide some of the most challenging problems of fluid mechanics. The presence of secondary effects in the boundary layers over rotating blades results in the flow and heat transfer characteristics that are different from the classical two-dimensional boundary layer theory. In this paper, the unsteady velocity and thermal boundary layers have been solved for constant temperature boundary condition. By the use of small crossflow approximation, a perturbation analysis is developed to predict heat transfer characteristics. Numerical results for the universal functions proportional to primary flow and crossflow are presented. For the thermal problem, universal functions are presented for Pr = 0.70 and 1.0. Expressions for the skin friction coefficient as well as the Nusselt number have been derived.


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