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Table 4

Calibration results when the unsteady-state friction is neglected (kfu = 0)

Discharge Qd,0 (L/s)Calibrated parameters: Ji (10−10 Pa), τi (s)
MSE (m2)
 i = 0i = 1i = 2i = 3i = 4i = 5
3.3 Ji 6.382 0.746 0.078 0.989 0.000a 0.994 0.080 
τi  0.115 0.160 0.794 2.837 2.855 
2.3 Ji 6.438 0.811 0.018 0.684 3.907 0.941 0.039 
τi  0.118 0.646 0.834 6.247 13.562 
1.2 Ji 5.411 1.157 0.000b 1.274 0.084 – 0.005 
τi  0.007 0.100 0.297 1.399 – 
Discharge Qd,0 (L/s)Calibrated parameters: Ji (10−10 Pa), τi (s)
MSE (m2)
 i = 0i = 1i = 2i = 3i = 4i = 5
3.3 Ji 6.382 0.746 0.078 0.989 0.000a 0.994 0.080 
τi  0.115 0.160 0.794 2.837 2.855 
2.3 Ji 6.438 0.811 0.018 0.684 3.907 0.941 0.039 
τi  0.118 0.646 0.834 6.247 13.562 
1.2 Ji 5.411 1.157 0.000b 1.274 0.084 – 0.005 
τi  0.007 0.100 0.297 1.399 – 

aJ4 = 1.273 ×10−16 Pa.

bJ2 = 0.645 ×10−15 Pa.

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