Multi Thermal Contact Resistance - MapleSim Help

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Multi Thermal Contact Resistance

Multiple thermal contact resistance between two materials

 

Description

Equations
 
(For details, see
Thermal Contact Resistance  help).

Variables
(For details, see
Thermal Contact Resistance  help).

Connections

Parameters

See Also

Description

The Multi Thermal Contact Resistance component models multiple Thermal Contact Resistances. The total number of Thermal Contact Resistance components is determined by the Nodes parameter.

The following example uses Thermal Contact Resistance components to explain the behavior of Thermal Contact Resistance component.

Equations
 
(For details, see Thermal Contact Resistance  help).

Variables
(For details, see Thermal Contact Resistance  help).

Connections

Name

Units

Condition

Description

Modelica ID

port_ai

-

 

i-th thermal port a

port_a[i]

port_bi

-

 

i-th thermal port b

port_b[i]

A_input

-

if use Apparent contact area input is
true.

Apparent contact area of each node is defined by Real signal input.

A_input

Aratio_input

-

if use Area ratio input is
true.

Area ratio A__cA of each node is defined by Real signal input.

Aratio_input

L_input

-

if use Void space thickness input is
true.

Thickness of the void space is defined by Real signal input.

L_input

Parameters

Symbol

Default

Units

Description

Modelica ID

Material_a

SolidPropertyData

Solid material property data

Material_a

WmK

Material_a.k is the thermal conductivity of the material of each port_a

Material_a.k

JkgK

Material_a.cp is the specific heat capacity of the material of each port_a

Material_a.cp

kgm3

Material_a.rho is the density of the material of each port_a

Material_a.rho

Material_b

SolidPropertyData

Solid material property data

Material_b

WmK

Material_b.k is the thermal conductivity of the material of each port_b

Material_b.k

JkgK

Material_b.cp is the specific heat capacity of the material of each port_b

Material_b.cp

kgm3

Material_b.rho is the density of the material of each port_b

Material_b.rho

k__fluid

0.0241

WmK

The thermal conductivity of the fluid which fills void space for each Thermal Contact Resistance

kf

Nodes

2

Number of nodes

numNode

A

0.0001

m2

Apparent contact area between materials for each Thermal Contact Resistance

A_const

A__cA

 0.01

Area ratio A__cA (between 0 and 1) for each Thermal Contact Resistance

Aratio_const

L

 0.00005

m

Thickness of the void space

L_const

See Also

Heat Transfer Library Overview

Multiple Overview