Transition Effect on the Flow Dynamics in a Compressor Blade Passage

Table 2

Roughness strip location and its average height (Ra) on the compressor blade.

Strip location (-)	X/C = 0.11	X/C = 0.16	X/C = 0.21
Strip width (mm)	10	5	5
Roughness height Ra (μm)	8	12	12
	10	16	16
	12	20	20