Différences
Ci-dessous, les différences entre deux révisions de la page.
Les deux révisions précédentes Révision précédente Prochaine révision | Révision précédente | ||
public:modeles:rotor_08:accueil [2024/07/25 12:31] – [Natural frequencies] rafaelbarraud | public:modeles:rotor_08:accueil [2024/08/05 15:51] (Version actuelle) – [Natural frequencies] rafaelbarraud | ||
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Ligne 97: | Ligne 97: | ||
^ Mode ^ Type ^ Natural angular frequency (rad/ | ^ Mode ^ Type ^ Natural angular frequency (rad/ | ||
- | | 1 | + | | 1 |
| 2 | | 2 | ||
- | | 3 | + | | 3 |
====Campbell diagram==== | ====Campbell diagram==== | ||
Ligne 125: | Ligne 125: | ||
^ Mode ^ Type ^ Natural angular frequency (rad/ | ^ Mode ^ Type ^ Natural angular frequency (rad/ | ||
- | | 1 | 1B | 1778.69 | + | | 1 | 1B | 1778.69 |
| 2 | 2B | 6413.56 | | 2 | 2B | 6413.56 | ||
| 3 | 1T | 8747.83 | | 3 | 1T | 8747.83 | ||
Ligne 132: | Ligne 132: | ||
^ Mode ^ Type ^ Natural angular frequency (rad/ | ^ Mode ^ Type ^ Natural angular frequency (rad/ | ||
- | | 1 | 1B | 1778.75 | + | | 1 | 1B | 1778.75 |
| 2 | 2B | 6416.20 | | 2 | 2B | 6416.20 | ||
| 3 | 1T | 8750.91 | | 3 | 1T | 8750.91 | ||
+ | ====Campbell diagram==== | ||
+ | Comparison of the evolution of the natural frequencies of the first 3 vibration modes, as a function of rotation speed for the initial and the reference blade: | ||
+ | |||
+ | {{ : | ||
+ | |||
+ | |||
+ | < | ||
+ | |||
+ | initial blade (orange), reference blade (gray) </ | ||
+ | * {{ : | ||
+ | * {{ : | ||
</ | </ | ||
Ligne 233: | Ligne 244: | ||
^ Mode ^ Type ^ Pulsation propre (rad/ | ^ Mode ^ Type ^ Pulsation propre (rad/ | ||
- | | 1 | 1F | 1779, | + | | 1 | 1F | 1779, |
| 2 | 2F | 6407, | | 2 | 2F | 6407, | ||
- | | 3 | 1T | 8746, | + | | 3 | 1T | 8746, |
====Diagramme de Campbell==== | ====Diagramme de Campbell==== | ||
Ligne 259: | Ligne 270: | ||
^ Mode ^ Type ^ Pulsation propre (rad/ | ^ Mode ^ Type ^ Pulsation propre (rad/ | ||
- | | 1 | 1F | 1778, | + | | 1 | 1F | 1778, |
| 2 | 2F | 6413, | | 2 | 2F | 6413, | ||
| 3 | 1T | 8747, | | 3 | 1T | 8747, | ||
Ligne 267: | Ligne 278: | ||
^ Mode ^ Type ^ Pulsation propre (rad/ | ^ Mode ^ Type ^ Pulsation propre (rad/ | ||
- | | 1 | 1F | 1778, | + | | 1 | 1F | 1778, |
| 2 | 2F | 6416, | | 2 | 2F | 6416, | ||
| 3 | 1T | 8750, | | 3 | 1T | 8750, |
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- Dernière modification : 2024/07/25 12:31
- de rafaelbarraud