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1 <br />Solver Spreadsheet to fit the Van Genuchten Eqn to <br />measured HDU data <br />Van Genuchten Eqn FOR FITTING <br />*_ <br />T 1; yr=W° <br />Applied <br />Measured <br />Predicted <br />AT* (%) <br />(AT*)' <br />Suction (kPa) <br />T* <br />T* <br />T* <1; yr = y .(T * m -1)" <br />-'- 116850.00 <br />0.0103 <br />0.0471 <br />-0.037 <br />0.001 <br />T* <1; yr = y .(T * m -1)" <br />1416.00 <br />0.0480 <br />0.1405 <br />-0.093 <br />0.009 <br />6.90 <br />0.9829 <br />1.0000 <br />-0.017 <br />0.000 <br />410 = <br />20.70 <br />0.6916 <br />0.7677 <br />-0.076 <br />0.006 <br />n = <br />41.40 <br />0.6546 <br />0.6216 <br />0.033 <br />0.001 <br />M = <br />82.80 <br />0.5003 <br />0.4783 <br />0.022 <br />0.000 <br />172.50 <br />0.3941 <br />0.3524 <br />0.042 <br />0.002 <br />_ <br />FOR GRAPHING <br />310.50 <br />0.3050 <br />0.2734 <br />0.032 <br />0.001 <br />Suction <br />T*Residual <br />= 2.539E-03 <br />(kPa) <br />1 <br />1.0000 <br />2 <br />1.0000 <br />3 <br />1.0000 <br />4 <br />1.0000 <br />5 <br />1.0000 <br />6 <br />1.0000 <br />7 <br />1.0000 <br />8 <br />1.0000 <br />9 <br />1.0000 <br />10 <br />1.0000 <br />11 <br />1.0000 <br />12 <br />13 <br />1.0000 <br />1.0000 <br />14 <br />1.0000 <br />15 <br />1.0000 <br />16 <br />1.0000 <br />20 <br />0.7744 <br />30 <br />0.6911 <br />40 <br />0.6290 <br />50 <br />0.5810 <br />60 <br />0.5427 <br />70 <br />0.5113 <br />80 <br />0.4849 <br />90 <br />0.4624 <br />100 <br />0.4430 <br />150 <br />0.3740 <br />200 <br />300 <br />0.3307 <br />0.2776 <br />400 <br />0.2448 <br />500 <br />0.2221 <br />1000 <br />0.1638 <br />2000 <br />0.1206 <br />3000 <br />0.1009 <br />5000 <br />0.0805 <br />10000 <br />0.0593 <br />25000 <br />0.0396 <br />5.00E+04 <br />0.0291 <br />1.00E+05 <br />0.0215 <br />5.00E+05 <br />0.0105 <br />7.50E+05 <br />0.0088 <br />1.00E+06 <br />0.0078 <br />