38 Acoustic Emission Testing for the Large Vacuum System …
437
Table 38.4
The situation of acoustic emission activity sources (V-05, pumping to 10,800 Pa)
ID Pressure stage
Position X (cm) Y (cm)
A (dB) D (µs)
E (eu)
R (µs) CNTS Activity Strength Comprehensive evaluation
1 Pumping to 10,800 Pa 5/12/6
201.7
−114.72 99.4
61,542.4 875E05 122.0 4544 Medium Super
III
437
Table 38.4
The situation of acoustic emission activity sources (V-05, pumping to 10,800 Pa)
ID Pressure stage
Position X (cm) Y (cm)
A (dB) D (µs)
E (eu)
R (µs) CNTS Activity Strength Comprehensive evaluation
1 Pumping to 10,800 Pa 5/12/6
201.7
−114.72 99.4
61,542.4 875E05 122.0 4544 Medium Super
III