Research Article
Mobile Interface CMS Method for Vibration Characteristics Prediction of Mistuned Bladed Disk with Different Coupling Degrees
Table 3
The analysis accuracy of dynamic frequencies and analysis time of three methods.
| Analysis method | Analysis accuracy of dynamic frequencies | Analysis time |
| Mobile interface prestressed CMS superelement method | Strong coupling: 99.8534% General coupling: 99.9039% Weak coupling: 100% | General coupling: 28.42% |
| Fixed-interface prestressed CMS superelement method | Strong coupling: 70.1860% General coupling: 97.1675% Weak coupling: 100% | General coupling: 27.07% |
| Direct FEM method | 100% | General coupling: 100% |
|
|