cideMOD.models.PXD.degradation.SEI.electron_migration.equations

Classes

MigrationSEIModelEquations()

class cideMOD.models.PXD.degradation.SEI.electron_migration.equations.MigrationSEIModelEquations[source]

Bases: BaseCellModelEquations

build_weak_formulation(eq: ProblemEquations, var: ProblemVariables, cell: BatteryCell, mesher: BaseMesher, DT: TimeScheme, W: BlockFunctionSpace, problem) → None[source]

This method builds the weak formulation of the compact SEI model.

Parameters:

  • equations (ProblemEquations) – Object that contains the system of equations of the problem.

  • var (ProblemVariables) – Object that store the preprocessed problem variables.

  • cell (BatteryCell) – Object where cell parameters are preprocessed and stored.

  • mesher (BaseMesher) – Object that store the mesh information.

  • DT (TimeScheme) – Object that provide the temporal derivatives with the specified scheme.

  • W (BlockFunctionSpace) – Object that store the function space of each state variable.

  • problem (Problem) – Object that handles the battery cell simulation.

build_weak_formulation_stationary(eq: ProblemEquations, var: ProblemVariables, cell: BatteryCell, mesher: BaseMesher, W: BlockFunctionSpace, problem)[source]

This method builds and adds the weak formulation of the compact SEI model that will be used to solve the stationary problem.

Parameters:

  • equations (ProblemEquations) – Object that contains the system of equations of the stationary problem.

  • var (ProblemVariables) – Object that store the preprocessed problem variables.

  • cell (BatteryCell) – Object where cell parameters are preprocessed and stored.

  • mesher (BaseMesher) – Object that store the mesh information.

  • W (BlockFunctionSpace) – Object that store the function space of each state variable.

  • problem (Problem) – Object that handles the battery cell simulation.

build_weak_formulation_transitory(eq: ProblemEquations, var: ProblemVariables, cell: BatteryCell, mesher: BaseMesher, W: BlockFunctionSpace, problem)[source]

This method builds and adds the weak formulation of the compact SEI model that will be used to solve the stationary problem.

Parameters:

  • equations (ProblemEquations) – Object that contains the system of equations of the stationary problem.

  • var (ProblemVariables) – Object that store the preprocessed problem variables.

  • cell (BatteryCell) – Object where cell parameters are preprocessed and stored.

  • mesher (BaseMesher) – Object that store the mesh information.

  • W (BlockFunctionSpace) – Object that store the function space of each state variable.

  • problem (Problem) – Object that handles the battery cell simulation.

delta_growth(delta_0, delta_1, j_SEI, F, rho, M, test, dx, DT)[source]
explicit_update(problem) → None[source]

This method updates some stuff after the implicit timestep is performed.

Parameters:

problem (Problem) – Object that handles the battery cell simulation.

get_solvers_info(solvers_info, problem) → None[source]

This method get the solvers information that concerns the compact SEI model.

Parameters:

  • solvers_info (dict) – Dictionary containing solvers information.

  • problem (Problem) – Object that handles the battery cell simulation.

j_SEI(j_SEI, test, dx, kappa, overpotential, delta)[source]