m_fstr_nonlinearmethod Module Reference

This module provides functions on nonlinear analysis. More...

Functions/Subroutines
subroutine	fstr_newton (cstep, hecMESH, hecMAT, fstrSOLID, fstrPARAM, restrt_step_num, sub_step, ctime, dtime)
	This subroutine solve nonlinear solid mechanics problems by Newton-Raphson method. More...
subroutine	fstr_newton_contactalag (cstep, hecMESH, hecMAT, fstrSOLID, fstrPARAM, restart_step_num, restart_substep_num, sub_step, ctime, dtime, infoCTChange, conMAT)
	This subroutine solve nonlinear solid mechanics problems by Newton-Raphson method combined with Nested iteration of augmentation calculation as suggested by Simo & Laursen (Compu & Struct, Vol42, pp97-116, 1992 ) More...
subroutine	fstr_newton_contactslag (cstep, hecMESH, hecMAT, fstrSOLID, fstrPARAM, hecLagMAT, restart_step_num, restart_substep_num, sub_step, ctime, dtime, infoCTChange, conMAT)
	This subroutine solve nonlinear solid mechanics problems by Newton-Raphson method. Standard Lagrange multiplier algorithm for contact analysis is incoluded in this subroutine. More...
subroutine	fstr_init_newton (hecMESH, hecMAT, fstrSOLID, ctime, tincr, iter, cstep, dtime, fstrPARAM, hecLagMAT, ndof)
integer(kind=kint) function	fstr_check_iteration_converged (hecMESH, hecMAT, fstrSOLID, ndof, iter, sub_step, cstep)
	\breaf This function check iteration status More...

Detailed Description

This module provides functions on nonlinear analysis.

Function/Subroutine Documentation

fstr_check_iteration_converged()

integer(kind=kint) function m_fstr_nonlinearmethod::fstr_check_iteration_converged	(	type (hecmwst_local_mesh)	hecMESH,
		type (hecmwst_matrix)	hecMAT,
		type (fstr_solid)	fstrSOLID,
		integer(kind=kint), intent(in)	ndof,
		integer(kind=kint), intent(in)	iter,
		integer(kind=kint), intent(in)	sub_step,
		integer(kind=kint), intent(in)	cstep
	)

\breaf This function check iteration status

Parameters

hecmesh	hecmw mesh
hecmat	hecmw matrix
fstrsolid	fstr_solid

Definition at line 650 of file fstr_solve_NonLinear.f90.

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fstr_init_newton()

subroutine m_fstr_nonlinearmethod::fstr_init_newton	(	type (hecmwst_local_mesh)	hecMESH,
		type (hecmwst_matrix)	hecMAT,
		type (fstr_solid)	fstrSOLID,
		real(kind=kreal), intent(in)	ctime,
		real(kind=kreal), intent(inout)	tincr,
		integer(kind=kint)	iter,
		integer, intent(in)	cstep,
		real(kind=kreal), intent(in)	dtime,
		type (fstr_param)	fstrPARAM,
		type (hecmwst_matrix_lagrange)	hecLagMAT,
		integer(kind=kint), intent(inout)	ndof
	)

Parameters

	hecmesh	hecmw mesh
	hecmat	hecmw matrix
	fstrsolid	fstr_solid
[in]	ctime	current time
[in]	dtime	time increment
	fstrparam	type fstr_param
[in]	cstep	current loading step
	heclagmat	type hecmwST_matrix_lagrange

Definition at line 622 of file fstr_solve_NonLinear.f90.

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fstr_newton()

subroutine m_fstr_nonlinearmethod::fstr_newton	(	integer, intent(in)	cstep,
		type (hecmwst_local_mesh)	hecMESH,
		type (hecmwst_matrix)	hecMAT,
		type (fstr_solid)	fstrSOLID,
		type (fstr_param)	fstrPARAM,
		integer(kind=kint)	restrt_step_num,
		integer, intent(in)	sub_step,
		real(kind=kreal), intent(in)	ctime,
		real(kind=kreal), intent(in)	dtime
	)

This subroutine solve nonlinear solid mechanics problems by Newton-Raphson method.

Parameters

[in]	cstep	current loading step
	hecmesh	hecmw mesh
	hecmat	hecmw matrix
	fstrsolid	fstr_solid
[in]	sub_step	substep number of current loading step
[in]	ctime	current time
[in]	dtime	time increment
	fstrparam	type fstr_param

Definition at line 30 of file fstr_solve_NonLinear.f90.

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fstr_newton_contactalag()

subroutine m_fstr_nonlinearmethod::fstr_newton_contactalag	(	integer, intent(in)	cstep,
		type (hecmwst_local_mesh)	hecMESH,
		type (hecmwst_matrix)	hecMAT,
		type (fstr_solid)	fstrSOLID,
		type (fstr_param)	fstrPARAM,
		integer(kind=kint)	restart_step_num,
		integer(kind=kint)	restart_substep_num,
		integer, intent(in)	sub_step,
		real(kind=kreal), intent(in)	ctime,
		real(kind=kreal), intent(in)	dtime,
		type (fstr_info_contactchange)	infoCTChange,
		type (hecmwst_matrix)	conMAT
	)

This subroutine solve nonlinear solid mechanics problems by Newton-Raphson method combined with Nested iteration of augmentation calculation as suggested by Simo & Laursen (Compu & Struct, Vol42, pp97-116, 1992 )

Parameters

[in]	cstep	current loading step
	hecmesh	hecmw mesh
	hecmat	hecmw matrix
	fstrsolid	fstr_solid
[in]	sub_step	substep number of current loading step
[in]	ctime	current time
[in]	dtime	time increment
	fstrparam	type fstr_param
	infoctchange	fstr_info_contactChange

Definition at line 134 of file fstr_solve_NonLinear.f90.

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fstr_newton_contactslag()

subroutine m_fstr_nonlinearmethod::fstr_newton_contactslag	(	integer, intent(in)	cstep,
		type (hecmwst_local_mesh)	hecMESH,
		type (hecmwst_matrix)	hecMAT,
		type (fstr_solid)	fstrSOLID,
		type (fstr_param)	fstrPARAM,
		type (hecmwst_matrix_lagrange)	hecLagMAT,
		integer(kind=kint)	restart_step_num,
		integer(kind=kint)	restart_substep_num,
		integer, intent(in)	sub_step,
		real(kind=kreal), intent(in)	ctime,
		real(kind=kreal), intent(in)	dtime,
		type (fstr_info_contactchange)	infoCTChange,
		type (hecmwst_matrix)	conMAT
	)

This subroutine solve nonlinear solid mechanics problems by Newton-Raphson method. Standard Lagrange multiplier algorithm for contact analysis is incoluded in this subroutine.

Parameters

[in]	cstep	current loading step
	hecmesh	hecmw mesh
	hecmat	hecmw matrix
	fstrsolid	fstr_solid
[in]	sub_step	substep number of current loading step
[in]	ctime	current time
[in]	dtime	time increment
	fstrparam	type fstr_param
	infoctchange	fstr_info_contactChange
	heclagmat	type hecmwST_matrix_lagrange

Definition at line 366 of file fstr_solve_NonLinear.f90.

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