THERMAL.VCHP

COMPONENT VCHP

ICON:

DESCRIPTION:
Variable Conductance Heat Pipe component

CONSTRUCTION PARAMETERS:

NAME	TYPE	DEFAULT	DESCRIPTION	UNITS
N_cond	INTEGER	5	Number of nodes in condenser	-
N_cr	INTEGER	1	Number of nodes in cond-rese adibatic tube	-
N_ec	INTEGER	1	Number of nodes in evap-cond adibatic tube	-
N_evap	INTEGER	1	Number of nodes in evaporator	-
N_rese	INTEGER	1	Number of nodes in reservoir	-

PORTS:

NAME	TYPE	PARAMETERS	DIRECTION	CARDINALITY	DESCRIPTION
tp_cond	PORTS_LIB.thermal	(n = N_cond)	OUT		Condenser thermal outlet port
tp_evap	PORTS_LIB.thermal	(n = N_evap)	OUT		Evaporator thermal outlet port
tp_rese	PORTS_LIB.thermal	(n = N_rese)	OUT		Reservoir thermal outlet port

DATA:

NAME	TYPE	DEFAULT	RANGE	DESCRIPTION	UNITS
A_vap_cond	REAL	0.0001		Vapour cross section area in condenser	m^2
A_vap_cr	REAL	0.0001		Vapour cross section area in cond-rese adiabatic tube	m^2
A_vap_ec	REAL	0.0001		Vapour cross section area in evap-cond adiabatic tube	m^2
A_vap_evap	REAL	0.0001		Vapour cross section area in evaporator	m^2
A_vap_rese	REAL	0.0005		Vapour cross section area in reservoir	m^2
C_vap	REAL	1		Thermal capacitance of vapour	J/K
D_i_cond	REAL	0.018		Condenser inner diameter	m
D_i_cr	REAL	0.018		Adiabatic cond-rese inner diameter	m
D_i_ec	REAL	0.018		Adiabatic evap-cond inner diameter	m
D_i_evap	REAL	0.018		Evaporator inner diameter	m
D_i_rese	REAL	0.048		Reservoir inner diameter	m
D_o_cond	REAL	0.02		Condenser outer diameter	m
D_o_cr	REAL	0.02		Adiabatic cond-rese outer diameter	m
D_o_ec	REAL	0.02		Adiabatic evap-cond outer diameter	m
D_o_evap	REAL	0.02		Evaporator outer diameter	m
D_o_rese	REAL	0.05		Reservoir outer diameter	m
Design	BOOLEAN	FALSE		Flag used to set model on design or transient mode	-
T_gas_o	REAL	273.15		Default gas temperature for design mode	K
T_vap_o	REAL	273.15		Default vapour temperature for design mode	K
To	REAL	290		Initial temperature of tube nodes	K
h_cond	REAL	1000		Vapour-tube heat transfer coefficient in condenser	W/(m^2�K)
h_cr	REAL	1000		Vapour-tube heat transfer coefficient in cond-rese tube	W/(m^2�K)
h_ec	REAL	1000		Vapour-tube heat transfer coefficient in evap-cond tube	W/(m^2�K)
h_evap	REAL	1000		Vapour-tube heat transfer coefficient in evaporator	W/(m^2�K)
h_rese	REAL	1000		Vapour-tube heat transfer coefficient in reservoir	W/(m^2�K)
l_cond	REAL	1		Length of condenser	m
l_cr	REAL	0.1		Length of adiabatic cond-rese tube	m
l_ec	REAL	0.5		Length of adiabatic evap-cond tube	m
l_evap	REAL	1		Length of evaporator	m
l_rese	REAL	0.1		Length of reservoir	m
l_vap_o	REAL	2		Default total vapour length for design mode	m
mat_cond	ENUM Material	None		Material used for condenser	-
mat_cr	ENUM Material	None		Material used for cond-rese adiabatic tube	-
mat_ec	ENUM Material	None		Material used for evap-cond adiabatic tube	-
mat_evap	ENUM Material	None		Material used for evaporator	-
mat_rese	ENUM Material	None		Material used for reservoir
n_gas_o	REAL	0.01		Default number of moles of gas	mol

DECLS:

NAME	TYPE	INITIAL	RANGE	DESCRIPTION	UNITS
RGAS_mol	CONST REAL	8.314		Universal gas constant	J/(mol�K)
T_vap	REAL			Vapour temperature in pipe	K
l	REAL			Total heater pipe length	m
l_vap	REAL			Total vapour length	m
n_gas	REAL			Number of moles of gas	mol
p	REAL			Total pressure in pipe	Pa

COMPONENT INSTANCES (TOPOLOGY BLOCK):

OBJECT	COMPONENT TYPE	DESCRIPTION
evap	Tube
adia_ec	Tube
cond	Tube
adia_cr	Tube
rese	Tube

COMPONENT INSTANCES DATA:

DATUM	VALUE	POS	TYPE	DESCRIPTION	UNITS
adia_cr.A_vap	A_vap_cr	DATA	REAL	Fluid cross section area in tube	"m^2"
adia_cr.D_i	D_i_cr	DATA	REAL	Inner diameter of tube	"m"
adia_cr.D_o	D_o_cr	DATA	REAL	Outer diameter of tube	"m"
adia_cr.To	To	DATA	REAL	Initial temperature of nodes	"K"
adia_cr.h	h_cr	DATA	REAL	Vapour-tube heat transfer coefficient	"W/(m^2�K)"
adia_cr.l	l_cr	DATA	REAL	Length of tube	"m"
adia_cr.mat	mat_cr	DATA	ENUM Material	Material used for tube	"-"
adia_cr.n	N_cr	PARA	INTEGER	Number of nodes in tube (-)	"-"
adia_ec.A_vap	A_vap_ec	DATA	REAL	Fluid cross section area in tube	"m^2"
adia_ec.D_i	D_i_ec	DATA	REAL	Inner diameter of tube	"m"
adia_ec.D_o	D_o_ec	DATA	REAL	Outer diameter of tube	"m"
adia_ec.To	To	DATA	REAL	Initial temperature of nodes	"K"
adia_ec.h	h_ec	DATA	REAL	Vapour-tube heat transfer coefficient	"W/(m^2�K)"
adia_ec.l	l_ec	DATA	REAL	Length of tube	"m"
adia_ec.mat	mat_ec	DATA	ENUM Material	Material used for tube	"-"
adia_ec.n	N_ec	PARA	INTEGER	Number of nodes in tube (-)	"-"
cond.A_vap	A_vap_cond	DATA	REAL	Fluid cross section area in tube	"m^2"
cond.D_i	D_i_cond	DATA	REAL	Inner diameter of tube	"m"
cond.D_o	D_o_cond	DATA	REAL	Outer diameter of tube	"m"
cond.To	To	DATA	REAL	Initial temperature of nodes	"K"
cond.h	h_cond	DATA	REAL	Vapour-tube heat transfer coefficient	"W/(m^2�K)"
cond.l	l_cond	DATA	REAL	Length of tube	"m"
cond.mat	mat_cond	DATA	ENUM Material	Material used for tube	"-"
cond.n	N_cond	PARA	INTEGER	Number of nodes in tube (-)	"-"
evap.A_vap	A_vap_evap	DATA	REAL	Fluid cross section area in tube	"m^2"
evap.D_i	D_i_evap	DATA	REAL	Inner diameter of tube	"m"
evap.D_o	D_o_evap	DATA	REAL	Outer diameter of tube	"m"
evap.To	To	DATA	REAL	Initial temperature of nodes	"K"
evap.h	h_evap	DATA	REAL	Vapour-tube heat transfer coefficient	"W/(m^2�K)"
evap.l	l_evap	DATA	REAL	Length of tube	"m"
evap.mat	mat_evap	DATA	ENUM Material	Material used for tube	"-"
evap.n	N_evap	PARA	INTEGER	Number of nodes in tube (-)	"-"
rese.A_vap	A_vap_rese	DATA	REAL	Fluid cross section area in tube	"m^2"
rese.D_i	D_i_rese	DATA	REAL	Inner diameter of tube	"m"
rese.D_o	D_o_rese	DATA	REAL	Outer diameter of tube	"m"
rese.To	To	DATA	REAL	Initial temperature of nodes	"K"
rese.h	h_rese	DATA	REAL	Vapour-tube heat transfer coefficient	"W/(m^2�K)"
rese.l	l_rese	DATA	REAL	Length of tube	"m"
rese.mat	mat_rese	DATA	ENUM Material	Material used for tube	"-"
rese.n	N_rese	PARA	INTEGER	Number of nodes in tube (-)	"-"

FORMULATION:

Document generated automatically with EcosimPro Version: 5.4.14 Date: 2015:02:02 Time: 10:24:21