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souaissa |
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#include "gestionversion.h"
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//---------------------------------------------------------------------------
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#pragma hdrstop
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#include "sl_solvelastoplastique.h"
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#include "sl_critere_plastique.h"
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#include "sl_operateurs_plastique.h"
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//---------------------------------------------------------------------------
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#pragma package(smart_init)
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SL_SOLVE_ELASTOPLASTIQUE::SL_SOLVE_ELASTOPLASTIQUE(int ele_type,char* file_name,unsigned long mai_id,long nbincr,char*out_file)
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{
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Nb_Charge=nbincr;
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EL_TYPE=ele_type;
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strcpy(nom_fichier,file_name);
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strcpy(out_fichier,out_file);
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mggest=new MG_FILE(nom_fichier);
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mai=mggest->get_fem_maillageid(mai_id);
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id_mai=mai_id;
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}
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SL_SOLVE_ELASTOPLASTIQUE::~SL_SOLVE_ELASTOPLASTIQUE()
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{
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delete mggest;
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delete mai;
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}
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void SL_SOLVE_ELASTOPLASTIQUE::resoudre(ostream& os,double*kg,Matrice& contrainte_elast,Matrice& def_elast)
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{
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int nb_tetra=mai->get_nb_fem_tetra();
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Matrice def_plastique (nb_tetra,6,0.);
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Matrice cntr_plastque(nb_tetra,6,0.);
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Matrice cntr_elastique(nb_tetra,6,0.);
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Matrice def_elastique=def_elast*(1./Nb_Charge);
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Matrice d_sig_elast(nb_tetra,6,0.);
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d_sig_elast=contrainte_elast*(1./Nb_Charge);
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double max= d_sig_elast.Get_AbMax();
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vecteur lamda(nb_tetra);
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SL_OPERATEURS_PLASTIQUE op_plastique(mggest);
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double limte_elast=op_plastique.get_limite_elastque();
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int N_plas= limte_elast/max;
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Matrice cont_chargement=d_sig_elast*N_plas;
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Matrice cntr_tot=d_sig_elast*N_plas;
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def_elastique=def_elastique*N_plas;
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Matrice S=op_plastique.get_operateur_s(os,kg);
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Matrice K_1=op_plastique.modifier_matrice_rigidite(os,kg);
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int param_plastique=0;
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for(int i=N_plas;i<N_plas+100;i++)
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{
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os<<"INCR_CHARGE : "<<i<<endl;
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Matrice d_sig(nb_tetra,6,0.);
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Matrice d_sig_plast(nb_tetra,6,0.);
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Matrice d_eps_plast(nb_tetra,6,0.);
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vecteur d_lamda(nb_tetra);
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op_plastique.get_operateur_m(os,S,cont_chargement,d_sig_elast, lamda,d_lamda,param_plastique);
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if (param_plastique) d_eps_plast=get_def_plastique(cntr_tot,d_lamda) ;
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if (param_plastique) d_sig_plast=get_cntr_plastique(S,cntr_tot,d_eps_plast);
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cont_chargement+= d_sig_elast;
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if (param_plastique) cntr_plastque+= d_sig_plast;
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def_elastique+= d_eps_plast;
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d_sig= d_sig_elast+d_sig_plast ;
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lamda+=d_lamda;
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cntr_tot+= d_sig;
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if (param_plastique)
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{
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os<<"DEF_PLASTIQUE"<<endl;
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os<<d_eps_plast<<endl;
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os<<"SIG_PLASTIQUE"<<endl;
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os<<d_sig_plast<<endl;
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os<<"CONT_CHARGEMENT"<<endl;
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os<<cont_chargement<<endl;
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os<<"CONTR_TOT"<<endl;
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os<<cntr_tot<<endl;
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}
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}
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}
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Matrice SL_SOLVE_ELASTOPLASTIQUE::get_def_plastique(Matrice& cntr_tot,vecteur&lamda)
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{
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int nb_tetra=mai->get_nb_fem_tetra();
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Matrice def_plastique(0,6,0.);
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SL_CRITERE_PLASTICITE critere;
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for(int i=0;i<nb_tetra;i++)
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{
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vecteur df_sig=critere.get_derivee_du_critere(cntr_tot.Get_Row(i));
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vecteur df_eps=lamda[i]*df_sig;
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def_plastique.Add_Row(df_eps,i);
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}
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return def_plastique;
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}
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Matrice SL_SOLVE_ELASTOPLASTIQUE :: get_cntr_plastique(Matrice S,Matrice& cntr_tot,Matrice& def_plastque)
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{
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int nb_tetra=mai->get_nb_fem_tetra();
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Matrice cntr_plastique(0,6,0.);
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for (int a=0;a<nb_tetra;a++)
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{
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vecteur res(6);
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for(int b=0;b<nb_tetra;b++)
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{
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Matrice sab=S.Get_SubMatrice(6*a,6*b,6,6);
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vecteur d_epsp_b=def_plastque.Get_Row(b);
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res+=sab* d_epsp_b;
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}
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cntr_plastique.Add_Row(res,a);
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}
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return cntr_plastique;
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}
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void SL_SOLVE_ELASTOPLASTIQUE::resoud()
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{
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SL_SOLVE_ELASTIQUE solve_elst(EL_TYPE,nom_fichier,id_mai,Nb_Charge);
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int taille=3*mai->get_nb_fem_noeud();
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double *fg=new double[taille];
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double *kg=new double[taille];
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double *du=new double[taille];
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Matrice cont(0,6,0.0);
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Matrice def(0,6,0.0);
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ofstream os(out_fichier,ios_base::app);
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solve_elst.resoud(du,kg,fg,cont,def);
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resoudre(os,kg,cont,def) ;
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delete [] kg;
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delete [] fg;
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delete [] du;
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}
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