Research Article
Universal Power Law for Relationship between Rainfall Kinetic Energy and Rainfall Intensity
Table 2
Relative differences in kinetic energy between universal power law and average kinetic energies evaluated by empirical equations.
| Rainfall intensity (mm/h) | Relative difference with exponential function (%) | Relative difference with logarithmic function (%) | Relative difference with linear function (%) | Relative difference with power law (%) |
| 20 | −5.40 | −12.96 | −22.61 | 0.85 | 40 | −7.18 | −8.69 | −12.59 | 0.58 | 60 | −5.09 | −5.67 | −5.17 | 0.33 | 80 | −1.93 | −3.34 | 0.27 | 0.11 | 100 | 1.32 | −1.46 | 4.48 | −0.09 | 120 | 4.33 | 0.13 | 7.88 | −0.27 | 140 | 7.03 | 1.49 | 10.72 | −0.43 | 160 | 9.44 | 2.69 | 13.13 | −0.58 | Ave. | 0.32 | −3.48 | −0.49 | 0.06 | S.D. | 5.79 | 5.02 | 11.53 | 0.47 |
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