From: Sound Source Localisation for a High-Speed Train and Its Transfer Path to Interior Noise
Interior noise | Bogie area noise | Bogie area source | Pantograph area source | Top area source | Middle area source | Bottom area source | |
---|---|---|---|---|---|---|---|
a | 33.5 | 31.6 | 27.6 | 40.0 | 31.3 | 32.4 | 24.0 |
L(v0) | 63.0 | 113.0 | 118.2 | 109.6 | 113.2 | 117.8 | 117.7 |
R 2 | 0.92 | 0.87 | 0.99 | 0.98 | 0.98 | 0.96 | 0.96 |