Research Article
Research on the Aerodynamic Noise Characteristics of Heat Exchanger Tube Bundles Based on a Hybrid URANS-FWH Method
Table 2
Results for the peak frequency and sound pressure level (SPL) at the receivers.
| | Receiver points | 2D simulation | 3D simulation [9] | Experimental results [8] | | Peak frequency (Hz) | SPL (dB) | Peak frequency (Hz) | SPL (dB) | Peak frequency (Hz) | SPL (dB) |
| | Receiver A | 180 | 91.7 | 172 | 92.1 | 178 | 94.1 | | Receiver B | 180 | 93.3 | 172 | 92.4 | 178 | 95.6 | | Receiver C | 180 | 90.3 | 172 | 91.3 | 178 | 92.7 |
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