Fig. 9

Evolution of the turbulent kinetic energy and the friction coefficient along the impinging plate for different numbers of jets, and jet–jet spacing: (a) K, S = 1, (b) K, S = 2, (c) K, S = 3, (d) Cf, S = 1, (e) Cf, S = 2, and (f) Cf, S = 3.
Evolution of the turbulent kinetic energy and the friction coefficient along the impinging plate for different numbers of jets, and jet–jet spacing: (a) K, S = 1, (b) K, S = 2, (c) K, S = 3, (d) Cf, S = 1, (e) Cf, S = 2, and (f) Cf, S = 3.