laws:ecous
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laws:ecous [2019/09/20 14:44] helene |
laws:ecous [2025/11/28 20:44] (current) frederic [Number of state variables] |
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| |:::| = 0 → in absence of free surface | | |:::| = 0 → in absence of free surface | | ||
| |IKW| Formulation index for $k_w$ (see [[appendices:a8|Appendix 8]]) | | |IKW| Formulation index for $k_w$ (see [[appendices:a8|Appendix 8]]) | | ||
| - | |ISTRUCT| Formulation index for istruct | | + | |ISTRUCT| Formulation index for ISTRUCT | |
| Line 93: | Line 93: | ||
| |CKW3| 3rd coefficient of the function $k_{rw}$ | | |CKW3| 3rd coefficient of the function $k_{rw}$ | | ||
| |CSR5| 5th coefficient of the function $S_w$ (if ISRW=26) | | |CSR5| 5th coefficient of the function $S_w$ (if ISRW=26) | | ||
| - | ^ Line 4 (3G10.0) ^^ | + | ^ Line 4 (8G10.0) ^^ |
| |EXPM| km exponent for the Kozeny Karman formulation | | |EXPM| km exponent for the Kozeny Karman formulation | | ||
| |EXPN| kn exponent for the Kozeny Karman formulation | | |EXPN| kn exponent for the Kozeny Karman formulation | | ||
| |HENRY| Henry's coefficient : solubility coefficient of air into water | | |HENRY| Henry's coefficient : solubility coefficient of air into water | | ||
| - | ^ Line 5 (3G10.0) ^^ | + | |EPSEQ0| | |
| + | |EQ1| | | ||
| + | |EQ2| | | ||
| + | |EQ3| | | ||
| + | |EPSEQMAX| | | ||
| + | ^ If ISTRUCT$\neq$0 OR ISRW=26 Line 5 (3G10.0) ^^ | ||
| |SOIL MICROPOROSITY| Microstructural void ratio for dry material (if ISTRUCT$\neq$0) | | |SOIL MICROPOROSITY| Microstructural void ratio for dry material (if ISTRUCT$\neq$0) | | ||
| - | |COEF.BETA0| For microporosity evolution (if ISTRUCT$\neq$0) | | + | |BETA0| First coefficient for microporosity evolution (if ISTRUCT$\neq$0) | |
| - | |COEF.BETA1| For microporosity evolution (if ISTRUCT$\neq$0) | | + | |BETA1| Second coefficient for microporosity evolution (if ISTRUCT$\neq$0) | |
| Following empirical formulations for describing the evolution of the relative permeability, and saturation with the suction are possible : see [[appendices:a8|Appendix 8]].\\ | Following empirical formulations for describing the evolution of the relative permeability, and saturation with the suction are possible : see [[appendices:a8|Appendix 8]].\\ | ||
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| ==== Number of state variables ==== | ==== Number of state variables ==== | ||
| - | 5 | + | 16 |
| ==== List of state variables ==== | ==== List of state variables ==== | ||
| - | |Q(1)| 0 (meaningless) | | + | |Q(1)| POROB*ONE*RHOWB/(RHOS*(ONE-POROB)) | |
| |Q(2)| Soil isotropic permeability ($=k$) | | |Q(2)| Soil isotropic permeability ($=k$) | | ||
| |Q(3)| Soil porosity ($=n_0$) | | |Q(3)| Soil porosity ($=n_0$) | | ||
| Line 155: | Line 160: | ||
| |:::| $S_r=\frac{\theta}{n_0}$ if $p<0$ | | |:::| $S_r=\frac{\theta}{n_0}$ if $p<0$ | | ||
| |Q(5)| Actualised fluid specific mass | | |Q(5)| Actualised fluid specific mass | | ||
| + | |Q(6)| Permeability $K_{xx}$ | | ||
| + | |Q(7)| Permeability $K_{yy}$ | | ||
| + | |Q(8)| Permeability $K_{xy}$ | | ||
| + | |Q(10)| DLOG10($\frac{K_{xx}}{K_{xx_0}}$) | | ||
| + | |Q(11)| DLOG10($\frac{K_{yy}}{K_{yy_0}}$) | | ||
| + | |Q(13)| Microporosity | | ||
| + | |Q(14)| Dry density $\rho_d$ | | ||
| + | |Q(15)| Void ratio $e$ | | ||
| + | |Q(16)| VOIDMICB (mothymar law) | | ||
laws/ecous.1568983474.txt.gz · Last modified: 2020/08/25 15:34 (external edit)
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