Research Article
Numerical Investigation of Aerodynamic Noise Reduction of Nonpneumatic Tire Using Nonsmooth Riblet Surface
Table 6
Changes in SPL with various riblet structure schemes.
| | Scheme number | Total SPL (dB) | |
| | Original model | 71.1566 | — | | A | 68.3390 | -2.8176 | | B | 65.9669 | -5.1897 | | C | 76.1547 | 4.9981 | | D | 70.2097 | -0.9469 | | E | 68.8993 | -2.2573 | | F | 67.6845 | -3.4721 | | G | 72.8036 | 1.6470 | | H | 66.9558 | -4.2008 |
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