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1 : //* This file is part of the MOOSE framework 2 : //* https://mooseframework.inl.gov 3 : //* 4 : //* All rights reserved, see COPYRIGHT for full restrictions 5 : //* https://github.com/idaholab/moose/blob/master/COPYRIGHT 6 : //* 7 : //* Licensed under LGPL 2.1, please see LICENSE for details 8 : //* https://www.gnu.org/licenses/lgpl-2.1.html 9 : 10 : #include "SimpleCoupledACInterface.h" 11 : 12 : registerMooseObject("PhaseFieldApp", SimpleCoupledACInterface); 13 : 14 : InputParameters 15 138 : SimpleCoupledACInterface::validParams() 16 : { 17 138 : InputParameters params = Kernel::validParams(); 18 138 : params.addClassDescription("Gradient energy for Allen-Cahn Kernel with constant Mobility and " 19 : "Interfacial parameter for a coupled order parameter variable."); 20 276 : params.addRequiredCoupledVar("v", "Coupled variable that the Laplacian is taken of"); 21 276 : params.addParam<MaterialPropertyName>("mob_name", "L", "The mobility used with the kernel"); 22 276 : params.addParam<MaterialPropertyName>("kappa_name", "kappa_op", "The kappa used with the kernel"); 23 138 : return params; 24 0 : } 25 : 26 72 : SimpleCoupledACInterface::SimpleCoupledACInterface(const InputParameters & parameters) 27 : : Kernel(parameters), 28 72 : _L(getMaterialProperty<Real>("mob_name")), 29 144 : _kappa(getMaterialProperty<Real>("kappa_name")), 30 72 : _grad_v(coupledGradient("v")), 31 144 : _v_var(coupled("v", 0)) 32 : { 33 72 : } 34 : 35 : Real 36 17351520 : SimpleCoupledACInterface::computeQpResidual() 37 : { 38 17351520 : return _grad_v[_qp] * _kappa[_qp] * _L[_qp] * _grad_test[_i][_qp]; 39 : } 40 : 41 : Real 42 35747200 : SimpleCoupledACInterface::computeQpOffDiagJacobian(unsigned int jvar) 43 : { 44 35747200 : if (jvar == _v_var) 45 10876800 : return _grad_phi[_j][_qp] * _kappa[_qp] * _L[_qp] * _grad_test[_i][_qp]; 46 : 47 : return 0.0; 48 : }