Instantel Blastmate III, Руководство оператора

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Reference
BlastMate III Operator Manual
5–13
Maximum Acceleration (mm/s
2
) =
2
T
A
m
π
×
5.6.2. Nearly Triangular Waveforms
Motion is irregular and has large amplitude.
T
A
A
T/4
Figure 5.14 Manual Waveform Calculations on Nearly Triangular
Waveforms.
a. Calculating Displacement:
Maximum Displacement (in.) =
T
8
A
×
Maximum Displacement (mm) =
T
8
A
m
×
b. Calculating Acceleration:
Maximum Acceleration (in./s
2
) =
1
T
Y
×
Maximum Acceleration (mm/s
2
) =
1
T
Y
m
×
5.6.3. Compound Waveforms
If the record exhibits interference by two or more predominant frequencies then the maximum
displacement will be the sum of the maximum of each individual frequency component.
T
A
T2
T1
A2
A1