Research Article
Interior Noise Prediction of the Automobile Based on Hybrid FE-SEA Method
Table 2
Modal densities of the subsystems simplified to flat plates.
| No. | SE subsystem | Property | Simplified | Modal density (Hzā1) |
| 1 | Front windshield | SE plate | Flat plate | 0.0747 | 2 | Rear windshield | SE plate | Flat plate | 0.0781 | 3 | Roof | SE curved plate | Flat plate | 0.8422 | 4 | Left-front window | SE plate | Flat plate | 0.0305 | 5 | Left-rear window | SE plate | Flat plate | 0.0299 | 6 | Right-front window | SE plate | Flat plate | 0.0306 | 7 | Right-rear window | SE plate | Flat plate | 0.0300 | 8 | Trunk | SE curved plate | Flat plate | 0.3699 | 9 | Engine hood | SE plate | Flat plate | 0.4995 |
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