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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 "HeatConductionBC.h" 11 : 12 : registerMooseObject("HeatTransferApp", HeatConductionBC); 13 : 14 : InputParameters 15 0 : HeatConductionBC::validParams() 16 : { 17 0 : InputParameters params = FluxBC::validParams(); 18 0 : params.addClassDescription("Boundary condition for a diffusive heat flux."); 19 : 20 0 : return params; 21 0 : } 22 : 23 0 : HeatConductionBC::HeatConductionBC(const InputParameters & parameters) 24 0 : : FluxBC(parameters), _k(getMaterialProperty<Real>("thermal_conductivity")) 25 : { 26 0 : } 27 : 28 0 : HeatConductionBC::~HeatConductionBC() {} 29 : 30 : RealGradient 31 0 : HeatConductionBC::computeQpFluxResidual() 32 : { 33 0 : return -_k[_qp] * _grad_u[_qp]; 34 : } 35 : 36 : RealGradient 37 0 : HeatConductionBC::computeQpFluxJacobian() 38 : { 39 0 : return -_k[_qp] * _grad_phi[_j][_qp]; 40 : }