Infiltration model IWC/% Fitting formula of IR Fitting formula of IR R2 RMSE
\(0<t<t_{p}\) \(t\geq t_{p}\)
PKF 4.7 \(i(t){=0.04795t}^{-0.2278}\) \(i(t){=0.00059t}^{-0.9872}\) 0.4582 0.00740
6.2 \(i(t){=0.00122t}^{-0.8970}\) \(i(t){=0.00103t}^{-0.9867}\) 0.7789 0.01419
9.6 \(i(t){=0.00588t}^{-0.9109}\) \(i(t){=0.00196t}^{-0.9855}\) 0.7424 0.02369
PGF 4.7 \(i\left(t\right)=0.0475\bullet\exp\left(-\left(\frac{t+581}{127}\right)^{2}\right)+0.0052\) \(i\left(t\right)=0.0475\bullet\exp\left(-\left(\frac{t+581}{127}\right)^{2}\right)+0.0052\) 0.5361 0.01079
6.2 \(i\left(t\right)=0.0736\bullet\exp\left(-\left(\frac{t+332}{47}\right)^{2}\right)+0.0048\) \(i\left(t\right)=0.0635\exp\left(-\left(\frac{t+332}{117}\right)^{2}\right)+0.0149\) 0.7644 0.01697
9.6 \(i\left(t\right)=0.1317\bullet\exp\left(-\left(\frac{t+326}{60}\right)^{2}\right)+0.0057\) \(i\left(t\right)=0.124\bullet\exp\left(-\left(\frac{t+326}{90}\right)^{2}\right)+0.0287\) 0.5171 0.02780
PBF 4.7 \(i\left(t\right)=0.0062\frac{\text{\ \ \ Γ}\left(27\right)\Gamma\left(18\right)\text{\ \ }}{\Gamma\left(45\right)}\left(\frac{t}{934}\right)^{\ 26\ }{\ \left(1-\frac{t}{934}\right)}^{\ \ \ 17\ \ \ }+0.0047\) \(i\left(t\right)=0.0062\frac{\Gamma\left(27\right)\Gamma\left(18\right)}{\Gamma\left(45\right)}\left(\frac{t}{934}\right)^{26}\left(1-\frac{t}{934}\right)^{17}+0.0047\) 0.6094 0.01034
6.2 \(i\left(t\right)=0.0096\frac{\Gamma\left(0.4\right)\Gamma\left(0.15\right)}{\Gamma\left(0.55\right)}\left(\frac{t}{934}\right)^{-0.6}\left(1-\frac{t}{934}\right)^{-0.85}+0.0017\) \(i\left(t\right)=0.0126\frac{\Gamma\left(0.45\right)\Gamma\left(1.5\right)}{\Gamma\left(1.95\right)}\left(\frac{t}{934}\right)^{-0.55}\left(1-\frac{t}{934}\right)^{0.5}+0.0114\) 0.7462 0.01531
9.6 \(i\left(t\right)=0.0241\frac{\Gamma\left(0.5\right)\Gamma\left(0.35\right)}{\Gamma\left(0.85\right)}\left(\frac{t}{934}\right)^{-0.5}\left(1-\frac{t}{934}\right)^{-0.65}+0.0021\) \(i\left(t\right)=0.0139\frac{\Gamma\left(0.5\right)\Gamma\left(4\right)}{\Gamma\left(4.5\right)}\left(\frac{t}{934}\right)^{-0.5}\left(1-\frac{t}{934}\right)^{3}+0.0284\) 0.6163 0.02652