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 
(%)

20−5.40−12.96−22.610.85
40−7.18−8.69−12.590.58
60−5.09−5.67−5.170.33
80−1.93−3.340.270.11
1001.32−1.464.48−0.09
1204.330.137.88−0.27
1407.031.4910.72−0.43
1609.442.6913.13−0.58
Ave.0.32−3.48−0.490.06
S.D.5.795.0211.530.47