Effects of Diffusion Film Hole Exit Area on the Film Cooling Effectiveness

Table 1

Area-averaged effectiveness.

Effectiveness	Geometry			Geometry		Geometry
Experimental	0.5	0.1528		0.146		0.1614
	1	0.2412		0.2155		0.2391
	2	0.2517	%Diff.	0.2501	%Diff.	0.2615	%Diff.
CFD	0.5	0.1412	-8.22%	0.1497	2.47%	0.1447	-11.54%
	1	0.2152	-12.08%	0.2288	5.81%	0.2212	-8.09%
	2	0.261	3.56%	0.2972	15.85%	0.2783	6.04%