[tag] process_variable

A tag for the primary variable in RichardsFlow Process. In this implementation, fluid pressure is used as primary variable.

Additional info

From ProcessLib/RichardsFlow/CreateRichardsFlowProcess.cpp line 68

• This is a required parameter.
• Expanded tag path: processes.process.RICHARDS_FLOW.process_variables.process_variable
• Go to source code: → ogs/ogs/6.5.7

Used in the following test data files

• [→ ogs/ogs/master | → doc] Parabolic/Richards/RichardsFlow_2d_compare_ogs5.prj
• [→ ogs/ogs/master | → doc] Parabolic/Richards/RichardsFlow_2d_large.prj
• [→ ogs/ogs/master | → doc] Parabolic/Richards/RichardsFlow_2d_small.prj
• [→ ogs/ogs/master | → doc] Parabolic/Richards/RichardsFlow_2d_small_PID_adaptive_dt.prj
• [→ ogs/ogs/master | → doc] Parabolic/Richards/RichardsFlow_2d_small_iteration_adaptive_dt.prj
• [→ ogs/ogs/master | → doc] Parabolic/Richards/flow_fully_saturated.prj
• [→ ogs/ogs/master | → doc] RichardsMechanics/RichardsFlow_2d_richardsflow.prj