fix: correct the effective stress calculation for thermoporomechanics#3884
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frankfeifan wants to merge 5 commits intodevelopfrom
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fix: correct the effective stress calculation for thermoporomechanics#3884frankfeifan wants to merge 5 commits intodevelopfrom
frankfeifan wants to merge 5 commits intodevelopfrom
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frankfeifan
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An integrated test is added to verify the implementation: https://github.com/GEOS-DEV/GEOS/blob/deaa1bda781b98215e21a7671b55756f434a5604/inputFiles/thermoPoromechanics/ThermoDruckerPrager_1DCooling_smoke.xml The previous GEOS total stress calculation cannot match the analytical solution: With this fix, the analytical solution can be matched: |
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This PR aims to correct the current GEOS effective stress calculation such that it is consistent with Terzaghi definition. Detailed explanations on the issue and this change can be seen in the file attached.
THMEffStress_GEOS.pdf
dTotalStress_dTemperatureinPorousSolidfor the thermal caseplasticStrainfield to constitutive model