Research Article
Experimental and Numerical Investigation of Stepped Planing Hulls in Finding an Optimized Step Location and Analysis of Its Porpoising Phenomenon
Table 5
Measured parameters of the nonstep model.
| V (m/s) | FrB | Rise-up (mm) | Z/V0.3 | τ (deg) | RT (N) | RT/Δ |
| 1 | 0.43 | −1.78 | −0.004 | 2.47 | 7.8 | 0.009 | 2 | 0.86 | −8.67 | −0.019 | 3.73 | 52.97 | 0.062 | 3 | 1.29 | 4.03 | 0.009 | 6.17 | 113.3 | 0.134 | 4 | 1.72 | 26.71 | 0.06 | 6.77 | 128 | 0.151 | 5 | 2.15 | 52.61 | 0.118 | 7.39 | 136.7 | 0.162 | 6 | 2.58 | 70.26 | 0.158 | 6.63 | 133.9 | 0.158 | 7 | 3.01 | 81.54 | 0.184 | 5.81 | 135.4 | 0.160 | 8 | 3.44 | PORP. | PORP. | PORP | PORP. | PORP. |
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