223031012
/
DAMASK_EICMD
mirror of https://github.com/achalhp/DAMASK_EICMD.git
1
0
Fork 0
Code Issues Projects Releases Wiki Activity

shortened long lines

This commit is contained in:
Philip Eisenlohr 2007-03-28 14:13:44 +00:00
parent 7a27045c06
commit 40e3ec2349
1 changed files with 31 additions and 20 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

51
trunk/constitutive.f90
View File

@ -159,7 +159,8 @@ data constitutive_sd(:,12,3)/ 1, 1, 0/ ; data constitutive_sn(:,12,3)/ 1,-1, 1/
!* Slip-slip interactions matrices !* Slip-slip interactions matrices
!* (defined for the moment as crystal structure property and not as material property) !* (defined for the moment as crystal structure property and not as material property)
!* (may be changed in the future) !* (may be changed in the future)
real(pReal), dimension(constitutive_MaxMaxNslipOfStructure,constitutive_MaxMaxNslipOfStructure,constitutive_MaxCrystalStructure) :: constitutive_HardeningMatrix real(pReal), dimension(constitutive_MaxMaxNslipOfStructure,constitutive_MaxMaxNslipOfStructure,constitutive_MaxCrystalStructure) ::&
constitutive_HardeningMatrix
real(pReal), parameter :: constitutive_LatentHardening=1.4_pReal real(pReal), parameter :: constitutive_LatentHardening=1.4_pReal
!************************************* !*************************************
@ -281,7 +282,8 @@ do l=1,3
constitutive_Sslip(i,j,k,l)=constitutive_sd(i,k,l)*constitutive_sn(j,k,l) constitutive_Sslip(i,j,k,l)=constitutive_sd(i,k,l)*constitutive_sn(j,k,l)
endforall endforall
!* Normalization of Schmid matrix !* Normalization of Schmid matrix
invNorm=dsqrt(1.0_pReal/((constitutive_sn(1,k,l)**2+constitutive_sn(2,k,l)**2+constitutive_sn(3,k,l)**2)*(constitutive_sd(1,k,l)**2+constitutive_sd(2,k,l)**2+constitutive_sd(3,k,l)**2))) invNorm=dsqrt(1.0_pReal/((constitutive_sn(1,k,l)**2+constitutive_sn(2,k,l)**2+constitutive_sn(3,k,l)**2)* &
(constitutive_sd(1,k,l)**2+constitutive_sd(2,k,l)**2+constitutive_sd(3,k,l)**2)))
constitutive_Sslip(:,:,k,l)=constitutive_Sslip(:,:,k,l)*invNorm constitutive_Sslip(:,:,k,l)=constitutive_Sslip(:,:,k,l)*invNorm
!* Vectorization of normalized Schmid matrix !* Vectorization of normalized Schmid matrix
!* according MARC component order 11,22,33,12,23,13 !* according MARC component order 11,22,33,12,23,13
@ -742,7 +744,7 @@ implicit none
!* Definition of variables !* Definition of variables
integer(pInt) i,j,k,l integer(pInt) i,j,k,l
integer(pInt) multiplicity integer(pInt) mul
!* Multiplicity of orientations per texture !* Multiplicity of orientations per texture
!* Construction of optimized constitutive_Ngrains !* Construction of optimized constitutive_Ngrains
@ -750,11 +752,11 @@ allocate(constitutive_Ngrains(mesh_maxNips,mesh_NcpElems))
constitutive_Ngrains=0_pInt constitutive_Ngrains=0_pInt
do i=1,mesh_NcpElems do i=1,mesh_NcpElems
do j=1,FE_Nips(mesh_element(2,i)) do j=1,FE_Nips(mesh_element(2,i))
multiplicity=texture_Ngrains(mesh_element(4,i))/(texture_NGauss(mesh_element(4,i))+texture_NFiber(mesh_element(4,i))) mul=texture_Ngrains(mesh_element(4,i))/(texture_NGauss(mesh_element(4,i))+texture_NFiber(mesh_element(4,i)))
if (texture_Ngrains(mesh_element(4,i))==(multiplicity*(texture_NGauss(mesh_element(4,i))+texture_NFiber(mesh_element(4,i))))) then if (texture_Ngrains(mesh_element(4,i))==(mul*(texture_NGauss(mesh_element(4,i))+texture_NFiber(mesh_element(4,i))))) then
constitutive_Ngrains(j,i)=texture_Ngrains(mesh_element(4,i)) constitutive_Ngrains(j,i)=texture_Ngrains(mesh_element(4,i))
else else
constitutive_Ngrains(j,i)=multiplicity*(texture_NGauss(mesh_element(4,i))+texture_NFiber(mesh_element(4,i))) constitutive_Ngrains(j,i)=mul*(texture_NGauss(mesh_element(4,i))+texture_NFiber(mesh_element(4,i)))
endif endif
constitutive_maxNgrains=maxval(constitutive_Ngrains) constitutive_maxNgrains=maxval(constitutive_Ngrains)
enddo enddo
@ -789,14 +791,14 @@ constitutive_Nresults=0_pInt
!* Assignment !* Assignment
do i=1,mesh_NcpElems do i=1,mesh_NcpElems
do j=1,FE_Nips(mesh_element(2,i)) do j=1,FE_Nips(mesh_element(2,i))
multiplicity=texture_Ngrains(mesh_element(4,i))/(texture_NGauss(mesh_element(4,i))+texture_NFiber(mesh_element(4,i))) mul=texture_Ngrains(mesh_element(4,i))/(texture_NGauss(mesh_element(4,i))+texture_NFiber(mesh_element(4,i)))
!* Gauss component !* Gauss component
do k=1,multiplicity*texture_NGauss(mesh_element(4,i)),multiplicity do k=1,mul*texture_NGauss(mesh_element(4,i)),mul
do l=k,k+multiplicity do l=k,k+mul
constitutive_matID(l,j,i)=mesh_element(3,i) constitutive_matID(l,j,i)=mesh_element(3,i)
constitutive_texID(l,j,i)=mesh_element(4,i) constitutive_texID(l,j,i)=mesh_element(4,i)
constitutive_MatVolFrac(l,j,i)=1.0_pReal constitutive_MatVolFrac(l,j,i)=1.0_pReal
constitutive_TexVolFrac(l,j,i)=texture_Gauss(6,k,mesh_element(4,i))/multiplicity constitutive_TexVolFrac(l,j,i)=texture_Gauss(6,k,mesh_element(4,i))/mul
constitutive_phi1(l,j,i)=texture_Gauss(1,k,mesh_element(4,i)) constitutive_phi1(l,j,i)=texture_Gauss(1,k,mesh_element(4,i))
constitutive_phi(l,j,i)=texture_Gauss(2,k,mesh_element(4,i)) constitutive_phi(l,j,i)=texture_Gauss(2,k,mesh_element(4,i))
constitutive_phi2(l,j,i)=texture_Gauss(3,k,mesh_element(4,i)) constitutive_phi2(l,j,i)=texture_Gauss(3,k,mesh_element(4,i))
@ -811,12 +813,12 @@ do i=1,mesh_NcpElems
enddo enddo
enddo enddo
!* Fiber component !* Fiber component
do k=1+texture_NGauss(mesh_element(4,i)),constitutive_Ngrains(i,j),multiplicity do k=1+texture_NGauss(mesh_element(4,i)),constitutive_Ngrains(i,j),mul
do l=k,k+multiplicity do l=k,k+mul
constitutive_matID(l,j,i)=mesh_element(3,i) constitutive_matID(l,j,i)=mesh_element(3,i)
constitutive_texID(l,j,i)=mesh_element(4,i) constitutive_texID(l,j,i)=mesh_element(4,i)
constitutive_MatVolFrac(l,j,i)=1.0_pReal constitutive_MatVolFrac(l,j,i)=1.0_pReal
constitutive_TexVolFrac(l,j,i)=texture_Fiber(6,k,mesh_element(4,i))/multiplicity constitutive_TexVolFrac(l,j,i)=texture_Fiber(6,k,mesh_element(4,i))/mul
! constitutive_phi1(l,j,i)=texture_Fiber(1,k,mesh_element(4,i)) ! constitutive_phi1(l,j,i)=texture_Fiber(1,k,mesh_element(4,i))
! constitutive_phi(l,j,i)=texture_Fiber(2,k,mesh_element(4,i)) ! constitutive_phi(l,j,i)=texture_Fiber(2,k,mesh_element(4,i))
! constitutive_phi2(l,j,i)=texture_Fiber(3,k,mesh_element(4,i)) ! constitutive_phi2(l,j,i)=texture_Fiber(3,k,mesh_element(4,i))
@ -912,17 +914,21 @@ Tstar_v(6)=Tstar_v_m(6)/dsqrt(2.0_pReal)
Lp=0.0_pReal Lp=0.0_pReal
do i=1,material_Nslip(matID) do i=1,material_Nslip(matID)
tau_slip(i)=dot_product(Tstar_v,constitutive_Sslip_v(:,i,material_CrystalStructure(matID))) tau_slip(i)=dot_product(Tstar_v,constitutive_Sslip_v(:,i,material_CrystalStructure(matID)))
gdot_slip(i)=material_gdot0_slip(matID)*(abs(tau_slip(i))/constitutive_state_new(i,ipc,ip,el))**material_n_slip(matID)*sign(1.0_pReal,tau_slip(i)) gdot_slip(i)=material_gdot0_slip(matID)*(abs(tau_slip(i))/constitutive_state_new(i,ipc,ip,el))**material_n_slip(matID)* &
sign(1.0_pReal,tau_slip(i))
Lp=Lp+gdot_slip(i)*constitutive_Sslip(:,:,i,material_CrystalStructure(matID)) Lp=Lp+gdot_slip(i)*constitutive_Sslip(:,:,i,material_CrystalStructure(matID))
enddo enddo
!* Calculation of the tangent of Lp !* Calculation of the tangent of Lp
dLp_dTstar=0.0_pReal dLp_dTstar=0.0_pReal
do i=1,material_Nslip(matID) do i=1,material_Nslip(matID)
dgdot_dtauslip(i)=material_gdot0_slip(matID)*(abs(tau_slip(i))/constitutive_state_new(i,ipc,ip,el))**(material_n_slip(matID)-1.0_pReal)*material_n_slip(matID)/constitutive_state_new(i,ipc,ip,el) dgdot_dtauslip(i)=material_gdot0_slip(matID)* &
(abs(tau_slip(i))/constitutive_state_new(i,ipc,ip,el))**(material_n_slip(matID)-1.0_pReal)* &
material_n_slip(matID)/constitutive_state_new(i,ipc,ip,el)
forall (k=1:3,l=1:3,m=1:3,n=1:3) forall (k=1:3,l=1:3,m=1:3,n=1:3)
dLp_dTstar(k,l,m,n)=dLp_dTstar(k,l,m,n)+constitutive_Sslip(k,l,i,material_CrystalStructure(matID))*constitutive_Sslip(m,n,i,material_CrystalStructure(matID))*dgdot_dtauslip(i) dLp_dTstar(k,l,m,n)=dLp_dTstar(k,l,m,n)+constitutive_Sslip(k,l,i,material_CrystalStructure(matID))* &
endforall constitutive_Sslip(m,n,i,material_CrystalStructure(matID))*dgdot_dtauslip(i)
end forall
enddo enddo
return return
@ -964,12 +970,17 @@ Tstar_v(6)=Tstar_v_m(6)/dsqrt(2.0_pReal)
!* Self-Hardening of each system !* Self-Hardening of each system
do i=1,constitutive_Nstatevars(ipc,ip,el) do i=1,constitutive_Nstatevars(ipc,ip,el)
tau_slip(i)=dot_product(Tstar_v,constitutive_Sslip_v(:,i,material_CrystalStructure(matID))) tau_slip(i)=dot_product(Tstar_v,constitutive_Sslip_v(:,i,material_CrystalStructure(matID)))
gdot_slip(i)=material_gdot0_slip(matID)*(abs(tau_slip(i))/constitutive_state_new(i,ipc,ip,el))**material_n_slip(matID)*sign(1.0_pReal,tau_slip(i)) gdot_slip(i)=material_gdot0_slip(matID)*(abs(tau_slip(i))/constitutive_state_new(i,ipc,ip,el))**material_n_slip(matID)* &
self_hardening(i)=material_h0(matID)*(1.0_pReal-constitutive_state_new(i,ipc,ip,el)/material_s_sat(matID))**material_w0(matID)*abs(gdot_slip(i)) sign(1.0_pReal,tau_slip(i))
self_hardening(i)=material_h0(matID)*(1.0_pReal-constitutive_state_new(i,ipc,ip,el)/material_s_sat(matID))**material_w0(matID)* &
abs(gdot_slip(i))
enddo enddo
!* Hardening for all systems !* Hardening for all systems
constitutive_DotState=matmul(constitutive_HardeningMatrix(1:material_Nslip(matID),1:material_Nslip(matID),material_CrystalStructure(matID)),self_hardening) constitutive_DotState = matmul(constitutive_HardeningMatrix(1:material_Nslip(matID), &
1:material_Nslip(matID), &
material_CrystalStructure(matID)), &
self_hardening)
return return
end function end function