bazpedmat Class Reference

#include <bazped.h>

Public Member Functions
	bazpedmat ()
double	c_tt (double w, double t)
double	c_tw (double w, double t)
double	c_wt (double w, double t)
double	c_ww (double w, double t)
double	get_delta_gw (double phi, double w)
double	get_kw_g (double w)
double	get_othervalue (long compother, double w, double t)
double	get_p_gws (double t)
double	get_transmission_flux_tt (double bv, double w, double t, long bc)
double	get_transmission_flux_ww (double bv, double w, double t, long bc)
double	get_transmission_nodval_tt (double bv, double t, long bc)
double	get_transmission_nodval_ww (double bv, double w, double t, long bc)
double	get_transmission_transcoeff_tt (double w, double t, long bc)
double	get_transmission_transcoeff_ww (double w, double t, long bc)
double	inverse_sorption_isotherm (double w_h_s, double a_s, double n_s, double w)
double	inverse_sorption_isotherm (double w)
double	inverse_suction_curve (double w, double t)
void	matcap (double &c, long ri, long ci, long ipp)
void	matcond (matrix &d, long ri, long ci, long ipp)
void	matcond1d (matrix &d, long ri, long ci, long ipp)
void	matcond1d_2 (matrix &d, long ri, long ci, long ipp)
void	matcond2 (matrix &d, long ri, long ci, long ipp)
void	matcond2d (matrix &d, long ri, long ci, long ipp)
void	matcond2d_2 (matrix &d, long ri, long ci, long ipp)
void	matcond3d (matrix &d, long ri, long ci, long ipp)
void	matcond3d_2 (matrix &d, long ri, long ci, long ipp)
void	moisture_check (double &w, double t, long ipp)
double	perm_tt (double w, double t)
double	perm_tw (double w, double t)
double	perm_wt (double w, double t)
double	perm_ww (double w, double t)
void	print (FILE *out)
void	print_othervalue_name (FILE *out, long compother)
void	read (XFILE *in)
double	sorption_isotherm (double w_h_s, double a_s, double n_s, double phi)
double	suction_curve (double s)
double	transmission_flux (double nodval, double trc2, long ri, long ci, long nid, long bc)
double	transmission_nodval (double nodval, double trc2, long ri, long ci, long nid, long bc)
double	transmission_transcoeff (double trc, long ri, long ci, long nid, long bc)
void	values_correction (vector &nv)
	~bazpedmat ()
Private Member Functions
double	get_dpc_dt (double w, double t)
double	get_dpc_dw (double w, double t)
double	get_dpgw_dt (double t, double phi)
double	get_dphi_dw (double w)
Private Attributes
double	a_0
double	a_sorp
double	ak
double	awet
double	bk
double	bwet
double	ceff
double	chieff
double	delta_dry
double	delta_wet
double	dhvap
double	gasr
double	k_wg
double	mw
double	n_sorp
double	nk
double	nn
double	phi_c
double	por
double	rho
double	rhow
double	w_98
double	w_cap
double	w_cr
double	w_h_sorp
double	w_vac

Detailed Description

Definition at line 6 of file bazped.h.

Constructor & Destructor Documentation

bazpedmat ( )

Definition at line 17 of file bazped.cpp.

References a_0, a_sorp, ak, awet, bk, bwet, ceff, chieff, delta_dry, delta_wet, dhvap, gasr, k_wg, mw, n_sorp, nk, nn, phi_c, por, rho, rhow, w_98, w_cap, w_cr, w_h_sorp, and w_vac.

~bazpedmat ( )

Definition at line 35 of file bazped.cpp.

Member Function Documentation

double c_tt	(	double	w,
		double	t
	)

Function calculates effective thermal capacity (c_tt)

Parameters:

	w	- water content [kg/kg]
	t	- temperature [K]

Return values:

c_tt

- thermal capacity

Definition at line 555 of file bazped.cpp.

References ceff, and rho.

Referenced by matcap().

double c_tw	(	double	w,
		double	t
	)

Function calculates capacity temperature-water content (c_tw)

Parameters:

	w	- water content [kg/kg]
	t	- temperature [K]

Return values:

c_tw

- capacity coefficient

Definition at line 527 of file bazped.cpp.

References a_sorp, dhvap, gasr, get_dphi_dw(), inverse_sorption_isotherm(), mw, n_sorp, por, rho, rhow, and w_h_sorp.

Referenced by matcap().

double c_wt	(	double	w,
		double	t
	)

Function calculates capacity water content-temperature (c_wt)

Parameters:

	w	- water content [kg/kg]
	t	- temperature [K]

Return values:

c_wt

- capacity coefficient

Definition at line 510 of file bazped.cpp.

Referenced by matcap().

double c_ww	(	double	w,
		double	t
	)

Function calculates capacity water content-water content (c_ww)

Parameters:

	w	- water content [kg/kg]
	t	- temperature [K]

Return values:

c_ww

- capacity coefficient

Definition at line 493 of file bazped.cpp.

References rho.

Referenced by matcap().

double get_delta_gw	(	double	phi,
		double	w
	)

Function calculates the water vapor permeability delta_gw (S-shape function) delta_gw ... by Z. P. Bazant and L. J. Najjar (1972), Nonlinear water diffusion in nonsaturated concrete, MATERIAUX ET CONSTRUCTIONS, Vol. 5, No. 25, pp. 3 -20. phi ... relative humidity a_0, nn, phi_c, delta_wet ... constants obtained from experiments

Parameters:

phi

- relative humidity

Return values:

delta_gw

- water vapor permeability delta_gw

Definition at line 606 of file bazped.cpp.

References delta_dry, delta_wet, w_98, w_cap, and w_vac.

Referenced by matcond1d_2(), matcond2d_2(), matcond3d_2(), perm_tt(), perm_tw(), perm_wt(), and perm_ww().

double get_dpc_dt	(	double	w,
		double	t
	)			`[private]`

Function computes derivative of capillary presure with respect to temperature

Parameters:

	t	- temperature [K]
	w	- relative humidity

Return values:

dpc_dt

Definition at line 845 of file bazped.cpp.

References a_sorp, gasr, inverse_sorption_isotherm(), mw, n_sorp, rhow, and w_h_sorp.

double get_dpc_dw	(	double	w,
		double	t
	)			`[private]`

Function computes derivative of capillary presure with respect to water content

Parameters:

	t	- temperature [K]
	w	- relative humidity

Return values:

dpc_dw

Definition at line 823 of file bazped.cpp.

References a_sorp, gasr, get_dphi_dw(), inverse_sorption_isotherm(), mw, n_sorp, rhow, and w_h_sorp.

double get_dpgw_dt	(	double	t,
		double	phi
	)			`[private]`

Function calculates derivative of water vapor pressure with respect to temperature saturation water vapor pressure by C. R. Pedersen (1990), Combined heat and moisture transfer in building constructions, PhD-thesis, Technical University of Denmark, Lingby. t ... temperature [K] phi ... relative humidity

Parameters:

	t	- temperature [K]
	phi	- relative humidity

Return values:

dpgw_dt

Definition at line 804 of file bazped.cpp.

Referenced by perm_tt(), and perm_wt().

double get_dphi_dw ( double w ) [private]

Function calculates derivative of relative humidity with respect to water content (inverse relation form sorption isotherm). Sorption isotherm by C. R. Pedersen (1990), Combined heat and moisture transfer in building constructions, PhD-thesis, Technical University of Denmark, Lingby. w (kg/kg) ... water content phi ... relative humidity w_h, n, a ... constants obtained from experiments

Parameters:

w

- water content

Return values:

dphi_dw

...

Definition at line 758 of file bazped.cpp.

References a_sorp, n_sorp, w_cap, and w_h_sorp.

Referenced by c_tw(), get_dpc_dw(), get_transmission_nodval_ww(), get_transmission_transcoeff_ww(), perm_tw(), and perm_ww().

double get_kw_g ( double w )

Function computes hydraulic conductivity

Parameters:

w

- water content

Return values:

kw_g

- hydraulic conductivity

Definition at line 639 of file bazped.cpp.

References ak, bk, k_wg, and nk.

Referenced by matcond1d_2(), matcond2d_2(), matcond3d_2(), and perm_ww().

double get_othervalue	(	long	compother,
		double	w,
		double	t
	)

function computes all variables in nodes

Parameters:

	compother	- number of other components
	ipp	- first integration point on element
	pc	- capillary pressure on actual node
	pg	- gas pressure on actual node
	t	- temperature on actual node

Definition at line 1243 of file bazped.cpp.

References a_sorp, gasr, get_p_gws(), inverse_sorption_isotherm(), inverse_suction_curve(), mw, n_sorp, other, rhow, and w_h_sorp.

Referenced by med2::compute_othervalues(), and med1::compute_othervalues().

double get_p_gws ( double t )

Function calculates saturation water vapor pressure saturation water vapor pressure by C. R. Pedersen (1990), Combined heat and moisture transfer in building constructions, PhD-thesis, Technical University of Denmark, Lingby. t ... temperature [K] phi ... relative humidity

Parameters:

t

- temperature [K]

Return values:

p_gws

- saturation water vapor pressure

Definition at line 782 of file bazped.cpp.

Referenced by get_othervalue(), get_transmission_flux_ww(), get_transmission_nodval_ww(), get_transmission_transcoeff_ww(), perm_tw(), and perm_ww().

double get_transmission_flux_tt	(	double	bv,
		double	w,
		double	t,
		long	bc
	)

function creates heat flux on the boundary

Parameters:

	bv	- prescribed value near the boundary
	w	- water content
	t	- actual temperature on the boundary
	bc	- type of boundary condition

Definition at line 1212 of file bazped.cpp.

References flux, and print_err().

Referenced by transmission_flux().

double get_transmission_flux_ww	(	double	bv,
		double	w,
		double	t,
		long	bc
	)

function creates flux on the boundary (convective mass transfer)

Parameters:

	bv	- prescribed value near the boundary
	w	- water content
	t	- actual temperature on the boundary
	bc	- type of boundary condition

Definition at line 1120 of file bazped.cpp.

References a_sorp, flux, get_p_gws(), inverse_sorption_isotherm(), n_sorp, print_err(), and w_h_sorp.

Referenced by transmission_flux().

double get_transmission_nodval_tt	(	double	bv,
		double	t,
		long	bc
	)

function computes the right prescribed value on the boundary for prescribed condition (temperature)

Parameters:

	bv	- prescribed value near the boundary
	t	- temperature in domian solved
	bc	- type of boundary condition

Definition at line 963 of file bazped.cpp.

References nodval(), and print_err().

Referenced by transmission_nodval().

double get_transmission_nodval_ww	(	double	bv,
		double	w,
		double	t,
		long	bc
	)

function computes the right prescribed value on the boundary for prescribed condition (water vapour pressure)

Parameters:

	bv	- prescribed value near the boundary
	w	- water content in domain solved
	t	- temperature in domain solved
	bc	- type of boundary condition

Definition at line 905 of file bazped.cpp.

References a_sorp, get_dphi_dw(), get_p_gws(), inverse_sorption_isotherm(), n_sorp, nodval(), print_err(), and w_h_sorp.

Referenced by transmission_nodval().

double get_transmission_transcoeff_tt	(	double	w,
		double	t,
		long	bc
	)

function creates transfer coefficient on the boundary for prescribed condition (temperature)

Parameters:

	w	- water content
	t	- temperature
	bc	- type of boundary condition

Definition at line 1180 of file bazped.cpp.

References print_err().

Referenced by transmission_transcoeff().

double get_transmission_transcoeff_ww	(	double	w,
		double	t,
		long	bc
	)

function creates transfer coefficient on the boundary for prescribed condition (water vapour pressure)

Parameters:

	w	- water content
	t	- temperature
	bc	- type of boundary condition

Definition at line 1036 of file bazped.cpp.

References get_dphi_dw(), get_p_gws(), and print_err().

Referenced by transmission_transcoeff().

double inverse_sorption_isotherm	(	double	w_h_s,
		double	a_s,
		double	n_s,
		double	w
	)

Function calculates relative humidity from water content (inverse relation form sorption isotherm). Sorption isotherm by C. R. Pedersen (1990) according to Hansen, Combined heat and moisture transfer in building constructions, PhD-thesis, Technical University of Denmark, Lingby. w (kg/kg) ... water content phi ... relative humidity w_h, n, a ... constants obtained from experiments

Parameters:

w

- water content

Return values:

phi

- relative humidity

Definition at line 733 of file bazped.cpp.

References w_cap, and w_h_sorp.

double inverse_sorption_isotherm ( double w )

Definition at line 681 of file bazped.cpp.

References a_sorp, n_sorp, w_cap, and w_h_sorp.

Referenced by c_tw(), climatcond::condit_vapour_diffusion_moisture_flux(), get_dpc_dt(), get_dpc_dw(), get_othervalue(), get_transmission_flux_ww(), get_transmission_nodval_ww(), matcond1d_2(), matcond2d_2(), matcond3d_2(), perm_tt(), perm_tw(), perm_wt(), and perm_ww().

double inverse_suction_curve	(	double	w,
		double	t
	)

Definition at line 708 of file bazped.cpp.

References awet, bwet, and w_cap.

Referenced by get_othervalue().

void matcap	(	double &	c,
		long	ri,
		long	ci,
		long	ipp
	)

function creates capacity matrix of the material

Parameters:

	c	- capacity matrix of the material
	ri	- row index
	ci	- column index
	ipp	- number of integration point

Definition at line 333 of file bazped.cpp.

References intpointst::av, c_tt(), c_tw(), c_wt(), c_ww(), transmat::ip, and Tm.

Referenced by med2::matcap(), and med1::matcap().

void matcond	(	matrix &	d,
		long	ri,
		long	ci,
		long	ipp
	)

function computes conductivity matrix of the material in the required integration point

Parameters:

	d	- conductivity matrix of material
	ri	- row index
	ci	- column index
	ipp	- number of integration point

Definition at line 51 of file bazped.cpp.

References matcond1d(), matcond2d(), matcond3d(), and matrix::n.

Referenced by med2::matcond(), and med1::matcond().

void matcond1d	(	matrix &	d,
		long	ri,
		long	ci,
		long	ipp
	)

function creates conductivity matrix of the material for 1D problems

Parameters:

	d	- conductivity matrix of the material
	ri	- row index
	ci	- column index
	ipp	- number of integration point

Definition at line 85 of file bazped.cpp.

References intpointst::av, transmat::ip, perm_tt(), perm_tw(), perm_wt(), perm_ww(), and Tm.

Referenced by matcond().

void matcond1d_2	(	matrix &	d,
		long	ri,
		long	ci,
		long	ipp
	)

function creates conductivity matrix of the material for 1D problems (convective term)

Parameters:

	d	- conductivity matrix of the material
	ri	- row index
	ci	- column index
	ipp	- number of integration point

Definition at line 220 of file bazped.cpp.

References a_sorp, intpointst::av, fillm(), g, gasr, get_delta_gw(), get_kw_g(), probdesct::gr1, inverse_sorption_isotherm(), transmat::ip, mw, n_sorp, rhow, Tm, Tp, and w_h_sorp.

Referenced by matcond2().

void matcond2	(	matrix &	d,
		long	ri,
		long	ci,
		long	ipp
	)

function computes conductivity matrix of the material in the required integration point

Parameters:

	d	- conductivity matrix of material
	ri	- row index
	ci	- column index
	ipp	- number of integration point

Definition at line 185 of file bazped.cpp.

References matcond1d_2(), matcond2d_2(), matcond3d_2(), matrix::n, and print_err().

Referenced by med2::matcond2().

void matcond2d	(	matrix &	d,
		long	ri,
		long	ci,
		long	ipp
	)

function creates conductivity matrix of the material for 2D problems

Parameters:

	d	- conductivity matrix of the material
	ri	- row index
	ci	- column index
	ipp	- number of integration point

Definition at line 114 of file bazped.cpp.

References intpointst::av, fillm(), transmat::ip, perm_tt(), perm_tw(), perm_wt(), perm_ww(), and Tm.

Referenced by matcond().

void matcond2d_2	(	matrix &	d,
		long	ri,
		long	ci,
		long	ipp
	)

function creates conductivity matrix of the material for 1D problems (convective term)

Parameters:

	d	- conductivity matrix of the material
	ri	- row index
	ci	- column index
	ipp	- number of integration point

Definition at line 253 of file bazped.cpp.

References a_sorp, intpointst::av, fillm(), g, gasr, get_delta_gw(), get_kw_g(), probdesct::gr1, probdesct::gr2, inverse_sorption_isotherm(), transmat::ip, mw, n_sorp, rhow, Tm, Tp, and w_h_sorp.

Referenced by matcond2().

void matcond3d	(	matrix &	d,
		long	ri,
		long	ci,
		long	ipp
	)

function creates conductivity matrix of the material for 3D problems

Parameters:

	d	- conductivity matrix of the material
	ri	- row index
	ci	- column index
	ipp	- number of integration point

Definition at line 147 of file bazped.cpp.

References intpointst::av, fillm(), transmat::ip, perm_tt(), perm_tw(), perm_wt(), perm_ww(), and Tm.

Referenced by matcond().

void matcond3d_2	(	matrix &	d,
		long	ri,
		long	ci,
		long	ipp
	)

function creates conductivity matrix of the material for 1D problems (convective term)

Parameters:

	d	- conductivity matrix of the material
	ri	- row index
	ci	- column index
	ipp	- number of integration point

Definition at line 291 of file bazped.cpp.

References a_sorp, intpointst::av, fillm(), g, gasr, get_delta_gw(), get_kw_g(), probdesct::gr1, probdesct::gr2, probdesct::gr3, inverse_sorption_isotherm(), transmat::ip, mw, n_sorp, rhow, Tm, Tp, and w_h_sorp.

Referenced by matcond2().

void moisture_check	(	double &	w,
		double	t,
		long	ipp
	)

function checks if relative humidity is grater than 1.0

Parameters:

	w	- moisture content kg/kg
	t	- temperature
	ipp	- number of integration point

TKr, 8.8.2007

Definition at line 581 of file bazped.cpp.

References intpointst::av, transmat::ip, Tm, and w_cap.

Referenced by values_correction().

double perm_tt	(	double	w,
		double	t
	)

Function calculates permeability temperature-temperature (k_tt) Function calculates effective thermal conductivity

Parameters:

	w	- water content [kg/kg]
	t	- temperature [K]

Return values:

k_tt

- conductivity

Definition at line 471 of file bazped.cpp.

References a_sorp, chieff, dhvap, get_delta_gw(), get_dpgw_dt(), inverse_sorption_isotherm(), n_sorp, and w_h_sorp.

Referenced by matcond1d(), matcond2d(), and matcond3d().

double perm_tw	(	double	w,
		double	t
	)

Function calculates permability water temperature-temperature (k_wt)

Parameters:

	w	- water content [kg/kg]
	t	- temperature [K]

Return values:

k_tw

- conductivity

Definition at line 447 of file bazped.cpp.

References a_sorp, dhvap, get_delta_gw(), get_dphi_dw(), get_p_gws(), inverse_sorption_isotherm(), n_sorp, and w_h_sorp.

Referenced by matcond1d(), matcond2d(), and matcond3d().

double perm_wt	(	double	w,
		double	t
	)

Function calculates permeability water content-temperature (k_wt)

Parameters:

	w	- water content [kg/kg]
	t	- temperature [K]

Return values:

k_wt

- conductivity

Definition at line 410 of file bazped.cpp.

References a_sorp, get_delta_gw(), get_dpgw_dt(), inverse_sorption_isotherm(), n_sorp, w_cap, and w_h_sorp.

Referenced by matcond1d(), matcond2d(), and matcond3d().

double perm_ww	(	double	w,
		double	t
	)

Function calculates permeability water content-water content (k_ww)

Parameters:

	w	- water content [kg/kg]
	t	- temperature [K]

Return values:

k_ww

- conductivity

Definition at line 361 of file bazped.cpp.

References a_sorp, awet, bwet, get_delta_gw(), get_dphi_dw(), get_kw_g(), get_p_gws(), inverse_sorption_isotherm(), n_sorp, w_cap, and w_h_sorp.

Referenced by matcond1d(), matcond2d(), and matcond3d().

void print ( FILE * out )

function prints parameters

Parameters:

out

- output file

Definition at line 1357 of file bazped.cpp.

References a_sorp, ak, awet, bk, bwet, ceff, chieff, delta_dry, delta_wet, k_wg, n_sorp, nk, por, rho, w_cap, w_cr, w_h_sorp, and w_vac.

Referenced by transmat::printmatchar().

void print_othervalue_name	(	FILE *	out,
		long	compother
	)

function prints names of all variables in nodes

Parameters:

	out	- output file
	compother	- number of other components

Definition at line 1297 of file bazped.cpp.

Referenced by med2::print_othervaluesnames(), and med1::print_othervaluesnames().

void read ( XFILE * in )

function reads parameters

Parameters:

in

- input file

Definition at line 1340 of file bazped.cpp.

References a_sorp, ak, awet, bk, bwet, ceff, chieff, delta_dry, delta_wet, k_wg, n_sorp, nk, por, rho, sorption_isotherm(), w_98, w_cap, w_cr, w_h_sorp, w_vac, and xfscanf().

Referenced by transmat::readmattype().

double sorption_isotherm	(	double	w_h_s,
		double	a_s,
		double	n_s,
		double	phi
	)

Function calculates water content from relative humidity. Sorption isotherm by C. R. Pedersen (1990) according to Hansen, Combined heat and moisture transfer in building constructions, PhD-thesis, Technical University of Denmark, Lingby. w (kg/kg) ... water content phi ... relative humidity w_h, n, a ... constants obtained from experiments

Parameters:

phi

- relative humidity

Return values:

w

- water content [kg/kg]

Definition at line 671 of file bazped.cpp.

Referenced by read().

double suction_curve ( double s )

Definition at line 695 of file bazped.cpp.

References awet, bwet, and w_cap.

double transmission_flux	(	double	nodval,
		double	trc2,
		long	ri,
		long	ci,
		long	nid,
		long	bc
	)

function computes flux (for transmission_vector) for boundary condition (third kind of boundary condition)

Parameters:

	nodval	- prescribed nodal value
	trc2	- second prescribed transmission coefficient on the boundary, if is needed (for example heat radiation coef.)
	ri	- row index
	ci	- column index
	nid	- node id
	bc	- type of boundary condition

Definition at line 1087 of file bazped.cpp.

References flux, get_transmission_flux_tt(), get_transmission_flux_ww(), and nodalval().

Referenced by med2::transmission_flux().

double transmission_nodval	(	double	nodval,
		double	trc2,
		long	ri,
		long	ci,
		long	nid,
		long	bc
	)

function computes new nodal value (for transmission_vector) for boundary condition (third kind of boundary condition)

Parameters:

	nodval	- prescribed nodal value
	trc2	- second prescribed transmission coefficient on the boundary, if is needed (for example heat radiation coef.)
	ri	- row index
	ci	- column index
	nid	- node id
	bc	- type of boundary condition