Table 7

Basis functions and model coefficients developed for estimating Qm

Basic functionsCoefficients
BF1 = max(0, xr −0.25) * max(0, Dr −0.35) −356.244
BF2 = max(0, xr −0.25) * max(0, 0.35 −Dr1,695.451
BF3 = max(0, θ −3.81) −1.257
BF4 = max(0, 3.81 −θ−1.803
BF5 = max(0, 0.35 −Dr36.839
BF6 = max(0, xr −0.25) * max(0, θ +3.81) −3.968
BF7 = max(0, xr −0.25) * max(0, −3.81 −θ−0.902
BF8 = max(0, −3.81 −θ3.520
BF9 = max(0, θ +3.81) * max(0, 0.5 −xr2.544
BF10 = max(0, xr −0.25) * max(0, 0.4 −Dr−741.817
BF11 = max(0, xr −0.25) * max(0, 2 −fr−5.626
BF12 = BF5 * max(0, 0.5 −xr−67.410
BF13 = max(0, xr −0.25) * max(0, 0.3 −Dr−861.265
BF14 = max(0, xr −0.25) * max(0, Dr −0.25) 429.220
BF15 = BF4 * max(0, Dr −0.3) −9.656
BF16 = BF4 * max(0, 0.3 −Dr11.211
BF17 = BF5 * max(0, −3.81 −θ−15.543
BF18 = BF3 * max(0, xr +0) 4.091
Basic functionsCoefficients
BF1 = max(0, xr −0.25) * max(0, Dr −0.35) −356.244
BF2 = max(0, xr −0.25) * max(0, 0.35 −Dr1,695.451
BF3 = max(0, θ −3.81) −1.257
BF4 = max(0, 3.81 −θ−1.803
BF5 = max(0, 0.35 −Dr36.839
BF6 = max(0, xr −0.25) * max(0, θ +3.81) −3.968
BF7 = max(0, xr −0.25) * max(0, −3.81 −θ−0.902
BF8 = max(0, −3.81 −θ3.520
BF9 = max(0, θ +3.81) * max(0, 0.5 −xr2.544
BF10 = max(0, xr −0.25) * max(0, 0.4 −Dr−741.817
BF11 = max(0, xr −0.25) * max(0, 2 −fr−5.626
BF12 = BF5 * max(0, 0.5 −xr−67.410
BF13 = max(0, xr −0.25) * max(0, 0.3 −Dr−861.265
BF14 = max(0, xr −0.25) * max(0, Dr −0.25) 429.220
BF15 = BF4 * max(0, Dr −0.3) −9.656
BF16 = BF4 * max(0, 0.3 −Dr11.211
BF17 = BF5 * max(0, −3.81 −θ−15.543
BF18 = BF3 * max(0, xr +0) 4.091
Close Modal