modelHEXvle2gas_L3_1ph_BU_ntu

Extends from ClaRa.Basics.Icons.HEX01, ClaRa.Basics.Icons.ComplexityLevel (Displays the complexity level inside model icon ).

Information

For detailed model documentation please consult the html-documentation shipped with ClaRa.

Authorship and Copyright Statement for original (initial) Contribution

Author:

References:

For references please consult the html-documentation shipped with ClaRa.

Remarks:

This component was developed by ClaRa development team under the 3-clause BSD License.

Acknowledgements:

ClaRa originated from the collaborative research projects DYNCAP and DYNSTART. Both research projects were supported by the German Federal Ministry for Economic Affairs and Energy (FKZ 03ET2009 and FKZ 03ET7060).

CLA:

The author(s) have agreed to ClaRa CLA, version 1.0. See https://claralib.com/pdf/CLA.pdf

By agreeing to ClaRa CLA, version 1.0 the author has granted the ClaRa development team a permanent right to use and modify his initial contribution as well as to publish it or its modified versions under the 3-clause BSD License.

The ClaRa development team consists of the following partners:

TLK-Thermo GmbH (Braunschweig, Germany)

XRG Simulation GmbH (Hamburg, Germany).

Parameters

Type	Name	Default	Description
ClaRa.Basics.Units.MassFraction[medium1.nc - 1]	xi_shell_start	medium1.xi_default	\|Shell Side\|Initialisation\|Start value of shell mass fraction
Shell Side › Fundamental Definitions
TILMedia.Gas.Types.BaseGas	medium1	simCenter.flueGasModel	Medium to be used for gas flow
Fundamental Definitions
Boolean	useHomotopy	simCenter.useHomotopy	True, if homotopy method is used during initialisation
Shell Side › Geometry
ClaRa.Basics.Units.Length	length	10	Length of the HEX
ClaRa.Basics.Units.Length	height	3	Height of HEX
ClaRa.Basics.Units.Length	width	3	Width of HEX
ClaRa.Basics.Units.Length	z_in_shell	height	Inlet position from bottom
ClaRa.Basics.Units.Length	z_out_shell	0.1	Outlet position from bottom
Basics.Choices.GeometryOrientation	flowOrientation	ClaRa.Basics.Choices.GeometryOrientation.vertical	Orientation of shell side flow
ClaRa.Basics.Units.Mass	mass_struc	0	Mass of inner structure elements, additional to the tubes itself
Integer	tubeOrientation	0	Tube orientation
Shell Side › Nominal Values
ClaRa.Basics.Units.MassFlowRate	m_nom1	10	Nominal mass flow on shell side
ClaRa.Basics.Units.Pressure	p_nom1	10	Nominal pressure on shell side
ClaRa.Basics.Units.EnthalpyMassSpecific	h_nom1	10	Nominal specific enthalpy on shell side
Shell Side › Initialisation
ClaRa.Basics.Units.Temperature	T_start_shell	273.15 + 100	Start value of system Temperature
ClaRa.Basics.Units.Pressure	p_start_shell	1e5	Start value of sytsem pressure
Integer	initOptionShell	0	Type of shell initialisation
Tubes › Fundamental Definitions
TILMedia.VLEFluid.Types.BaseVLEFluid	medium2	simCenter.fluid1	Medium to be used for water/steam flow
Tubes › Geometry
ClaRa.Basics.Units.Length	diameter_i	0.048	Inner diameter of horizontal tubes
ClaRa.Basics.Units.Length	diameter_o	0.05	Outer diameter of horizontal tubes
Integer	N_tubes	1000	Number of horizontal tubes
Integer	N_passes	1	Number of passes of the internal tubes
ClaRa.Basics.Units.Length	z_in_tubes	length/2	Inlet position from bottom
ClaRa.Basics.Units.Length	z_out_tubes	length/2	Outlet position from bottom
Boolean	staggeredAlignment	true	True, if the tubes are aligned staggeredly
Basics.Units.Length	Delta_z_par	1.5*diameter_o	Distance between tubes parallel to flow direction
Basics.Units.Length	Delta_z_ort	1.5*diameter_o	Distance between tubes orthogonal to flow direction
Integer	N_rows	integer(ceil(sqrt(N_tubes))*N_passes)	Number of pipe rows in shell flow direction (minimum = N_passes)
Real	CF_geo	1	Correction coefficient of heat transfer area
Tubes › Nominal Values
ClaRa.Basics.Units.MassFlowRate	m_nom2	10	Nominal mass flow on side 2
ClaRa.Basics.Units.Pressure	p_nom2	10	Nominal pressure on side 2
ClaRa.Basics.Units.EnthalpyMassSpecific	h_nom2	10	Nominal specific enthalpy on side 2
ClaRa.Basics.Units.HeatFlowRate	Q_flow_nom	1e6	Nominal heat flow rate
Tubes › Initialisation
ClaRa.Basics.Units.EnthalpyMassSpecific	h_start_tubes	1e5	Start value of sytsem specific enthalpy
ClaRa.Basics.Units.Pressure	p_start_tubes	1e5	Start value of sytsem pressure
Integer	initOptionTubes	0	Type of initialisation at tube side
Tube Wall › Initialisation
Integer	initOptionWall	0	Init Option of Wall
Basics.Units.Temperature	T_w_i_start	293.15	Initial wall temperature at inner phase
Basics.Units.Temperature	T_w_a_start	293.15	Initial wall temperature at outer phase
Summary and Visualisation
Boolean	showExpertSummary	simCenter.showExpertSummary	True if expert summary should be applied
Boolean	showData	true	True if a data port containing p,T,h,s,m_flow shall be shown, else false

Connectors

Type	Name	Description
ClaRa.Basics.Interfaces.FluidPortIn	In2
ClaRa.Basics.Interfaces.FluidPortOut	Out2
ClaRa.Basics.Interfaces.GasPortIn	In1
ClaRa.Basics.Interfaces.GasPortOut	Out1	Outlet port
Basics.Interfaces.EyeOut	eye

Components

Type	Name	Default
String	complexity (from ComplexityLevel)	"??"
ClaRa.SimCenter	simCenter
ClaRa.Basics.ControlVolumes.SolidVolumes.NTU_L2	wall
ClaRa.Basics.ControlVolumes.FluidVolumes.VolumeVLE_L2	tubes
Basics.ControlVolumes.GasVolumes.VolumeGas_L2	shell
Summary	summary
CF_geo_fin	cF_geo_fin

Name	Description
Outline
Summary
CF_geo_fin
HeatTransfer_Shell
PressureLossShell
HeatTransferTubes
PressureLossTubes
HeatExchangerType
WallMaterial

Revisions

For revisions please consult the html-documentation shipped with ClaRa.