Blade Serial Number Identification Based on Blade Tip Clearance without OPR Sensor

Figure 3

Dynamic blade tip clearance pulse sequence under different working conditions. (a) 1000 r/min. (b) 2000 r/min. (c) 3000 r/min. (d) 4000 r/min. (e) 5000 r/min. (f) 6000 r/min.

(a)

(b)

(c)

(d)

(e)

(f)