Elasticity

Full name

pylith.materials.Elasticity

Journal name

elasticity

Material behavior governed by the elasticity equation.

Implements Material.

Pyre Facilities

• auxiliary_subfields: Discretization information for auxiliary subfields.

  • current value: ‘auxiliary_subfields’, from {file=’/software/unix/py39-venv/pylith-debug/lib/python3.9/site-packages/pythia/pyre/inventory/ConfigurableClass.py’, line=26, function=’set’}

  • configurable as: auxiliary_subfields

• bulk_rheology: Bulk rheology for elastic material.

  • current value: ‘isotropiclinearelasticity’, from {default}

  • configurable as: isotropiclinearelasticity, bulk_rheology

• db_auxiliary_field: Database for physical property parameters.

  • current value: ‘simpledb’, from {default}

  • configurable as: simpledb, db_auxiliary_field

• derived_subfields: Discretization of derived subfields.

  • current value: ‘derived_subfields’, from {file=’/software/unix/py39-venv/pylith-debug/lib/python3.9/site-packages/pythia/pyre/inventory/ConfigurableClass.py’, line=26, function=’set’}

  • configurable as: derived_subfields

• observers: Observers (e.g., output).

  • current value: ‘singlephysicsobserver’, from {default}

  • configurable as: singlephysicsobserver, observers

Pyre Properties

• description=<str>: Descriptive label for material.

  • default value: ‘’

  • current value: ‘’, from {default}

  • validator: <function validateDescription at 0x1248ef790>

• label=<str>: Name of label for material. Currently only ‘material-id’ is allowed.

  • default value: ‘material-id’

  • current value: ‘material-id’, from {default}

  • validator: (in [‘material-id’])

• label_value=<int>: Value of label for material.

  • default value: 1

  • current value: 1, from {default}

• use_body_force=<bool>: Include body force term in elasticity equation.

  • default value: False

  • current value: False, from {default}

Example

Example of setting Elasticity Pyre properties and facilities in a parameter file.

[pylithapp.problem.materials.mat_elastic]
label_value = 4
description = Upper crust elastic material
use_body_force = False
bulk_rheology = pylith.materials.IsotropicLinearElasticity

auxiliary_subfields.density.basis_order = 0
derived_subfields.cauchy_stress.basis_order = 1
derived_subfields.cauchy_strain.basis_order = 1