Effects of Geometry of Plenum Chamber on Losses in the Bleed System of an Axial Compressor

Table 1

Geometric parameters of plenum chamber.

	IGV	Rotor	Stator
Hub-to-tip ratio	0.545	0.556	0.633
Height (mm)	88	86	71
Blade count	38	25	40
Rotation speed (rpm)		17000
Tip clearance (mm)		0.03
Width of bleed slot (Lx) (mm)	1.825
Radial height of plenum chamber (mm)	10/20/44/60/76
Axial width of plenum chamber (mm)	43/60/86/100/136