Research Article
Dynamic Characteristics of Air Cycle Machine Rotor System
Figure 16
Sketch map for ACM test rig. (1) Air compressor, (2) gas tank, (3) filter, (4) dryer, (5) pressure gauge, (6) thermometer, (7) flow meter, (8) pressure stabilizing valve, (9) electropneumatic air regulator, (10) safety shut-off valves, (11) computer, (12) radial-thrust hybrid gas bearing, (13) turbine, (14) data acquisition, and (15) eddy current displace sensor.