Analysis Methods for Aerodynamic Instability Detection on a Multistage Axial Compressor

Table 2

Dynamic test parameters of the two-stage high-speed compressor.

Number	Test location	Measuring point mark
1	Inlet of R1 at 0°	PS_R1i_1
2	Inlet of R1 at 45°	PS_R1i_2
3	Inlet of R1 at 90°	PS_R1i_3
4	Inlet of R1 at 135°	PS_R1i_4
5	Inlet of R1 at 180°	PS_R1i_5
6	Inlet of R1 at 225°	PS_R1i_6
7	Inlet of R1 at 270°	PS_R1i_7
8	Inlet of R1 at 315°	PS_R1i_8
9	Inlet of R2 at 90°	PS_R2i_1
10	Inlet of R2 at 180°	PS_R2i_2
11	Outlet of S2 at 90°	PS_S2o_1
12	Outlet of S2 at 180°	PS_S2o_2
13	Outlet of compressor at 90°	PS_o_1
14	Outlet of compressor at 180°	PS_o_2