All issues Volume 73 (2018) Oil & Gas Science and Technology - Rev. IFP Energies nouvelles, 73 (2018) 28 Full HTMLPercentage differences between dominant frequencies of fluctuating pressures and tube natural frequency (11.3 Hz).
| Position | Dominant frequencies (Hz) | % Difference |
|---|---|---|
| 1 | 12.5 | +11 |
| 2 | 13.5 | +19 |
| 3 | 13.2 | +17 |
| 4 | 13.2 | +17 |
| 5 | 14.3 | +27 |
| 6 | 13.2 | +17 |
| 7 | 13.2 | +17 |
| 8 | 3.2 | −228 |
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