Description: "Package with thermophysical properties for glazing systems"

- Home > Modelica

## Buildings.HeatTransfer.Data.GlazingSystems

Package with thermophysical properties for glazing systems

### Information

Package with generic records that implement thermophysical properties for glazing systems.

Extends from Modelica.Icons.MaterialPropertiesPackage (Icon for package containing property classes).

### Package Content

Name | Description
--- | ---
Generic | Thermal properties of glazing systems
SingleClear3 | Single pane, clear glass 3mm
DoubleClearAir13Clear | Double pane, clear glass 3mm, air 12.7, clear glass 3mm
TripleClearAir13ClearAir13Clear | Triple pane, clear glass 3mm, air 12.7, clear glass 3mm, air 12.7, clear glass 3mm

## Buildings.HeatTransfer.Data.GlazingSystems.Generic

Thermal properties of glazing systems

### Information

Generic record that implements thermophysical properties for glazing systems.

Extends from Modelica.Icons.Record (Icon for records).

### Parameters

Type | Name | Default | Description
--- | --- | --- | ---
Boolean | haveExteriorShade | false | Set to true if window has an exterior shade (at surface a)
Boolean | haveInteriorShade | false | Set to true if window has an interior shade (at surface b)
Generic | glass[:] |  | Layer by layer declaration of glass layers, starting from outside to room-side
Generic | gas[:] | {Buildings.HeatTransfer.Data... | Layer by layer declaration of glass layers, starting from outside to room-side
Generic | shade |  | Shade
CoefficientOfHeatTransfer | UFra |  | U-value of frame [W/(m2.K)]
Emissivity | absIRFra | 0.8 | Infrared absorptivity of window frame [1]
Emissivity | absSolFra | 0.5 | Solar absorptivity of window frame [1]

### Modelica definition

record Generic "Thermal properties of glazing systems" extends Modelica.Icons.Record; // parameter Integer nLay(min=1, fixed=true) "Number of glass layers" // annotation (Evaluate=true); parameter Boolean haveExteriorShade = false "Set to true if window has an exterior shade (at surface a)"; parameter Boolean haveInteriorShade = false "Set to true if window has an interior shade (at surface b)"; parameter Glasses.Generic glass[:] "Layer by layer declaration of glass layers, starting from outside to room-side"; // Zero array sizes are not supported in Dymola. Therefore, we assign // a dummy layer. The model for heat conduction in gases will // write an assert if the thickness is negative. // Therefore, we ensure that any model overwrites this default setting. parameter Gases.Generic gas[:] = {Buildings.HeatTransfer.Data.Gases.Air(x=-1)} "Layer by layer declaration of glass layers, starting from outside to room-side"; parameter Shades.Generic shade "Shade"; parameter Modelica.SIunits.CoefficientOfHeatTransfer UFra "U-value of frame"; parameter Modelica.SIunits.Emissivity absIRFra=0.8 "Infrared absorptivity of window frame"; parameter Modelica.SIunits.Emissivity absSolFra=0.5 "Solar absorptivity of window frame"; final parameter Boolean haveShade = haveInteriorShade or haveExteriorShade "Parameter that is true if the construction has a shade"; end Generic;

## Buildings.HeatTransfer.Data.GlazingSystems.SingleClear3

Single pane, clear glass 3mm

### Parameters

Type | Name | Default | Description
--- | --- | --- | ---
Boolean | haveExteriorShade | false | Set to true if window has an exterior shade (at surface a)
Boolean | haveInteriorShade | false | Set to true if window has an interior shade (at surface b)
Generic | glass[:] | {Glasses.ID102()} | Layer by layer declaration of glass layers, starting from outside to room-side
Generic | gas[:] | {Buildings.HeatTransfer.Data... | Layer by layer declaration of glass layers, starting from outside to room-side
Generic | shade |  | Shade
CoefficientOfHeatTransfer | UFra | 3 | U-value of frame [W/(m2.K)]
Emissivity | absIRFra | 0.8 | Infrared absorptivity of window frame [1]
Emissivity | absSolFra | 0.5 | Solar absorptivity of window frame [1]

### Modelica definition

record SingleClear3 = Buildings.HeatTransfer.Data.GlazingSystems.Generic ( glass={Glasses.ID102()}, UFra=3) "Single pane, clear glass 3mm";

## Buildings.HeatTransfer.Data.GlazingSystems.DoubleClearAir13Clear

Double pane, clear glass 3mm, air 12.7, clear glass 3mm

### Parameters

Type | Name | Default | Description
--- | --- | --- | ---
Boolean | haveExteriorShade | false | Set to true if window has an exterior shade (at surface a)
Boolean | haveInteriorShade | false | Set to true if window has an interior shade (at surface b)
Generic | glass[:] | {Glasses.ID102(),Glasses.ID1... | Layer by layer declaration of glass layers, starting from outside to room-side
Generic | gas[:] | {Gases.Air(x=0.0127)} | Layer by layer declaration of glass layers, starting from outside to room-side
Generic | shade |  | Shade
CoefficientOfHeatTransfer | UFra | 1.4 | U-value of frame [W/(m2.K)]
Emissivity | absIRFra | 0.8 | Infrared absorptivity of window frame [1]
Emissivity | absSolFra | 0.5 | Solar absorptivity of window frame [1]

### Modelica definition

record DoubleClearAir13Clear = Buildings.HeatTransfer.Data.GlazingSystems.Generic ( final glass={Glasses.ID102(), Glasses.ID102()}, final gas={Gases.Air(x=0.0127)}, UFra=1.4) "Double pane, clear glass 3mm, air 12.7, clear glass 3mm";

## Buildings.HeatTransfer.Data.GlazingSystems.TripleClearAir13ClearAir13Clear

Triple pane, clear glass 3mm, air 12.7, clear glass 3mm, air 12.7, clear glass 3mm

### Parameters

Type | Name | Default | Description
--- | --- | --- | ---
Boolean | haveExteriorShade | false | Set to true if window has an exterior shade (at surface a)
Boolean | haveInteriorShade | false | Set to true if window has an interior shade (at surface b)
Generic | glass[:] | {Glasses.ID102(),Glasses.ID1... | Layer by layer declaration of glass layers, starting from outside to room-side
Generic | gas[:] | {Gases.Air(x=0.0127),Gases.A... | Layer by layer declaration of glass layers, starting from outside to room-side
Generic | shade |  | Shade
CoefficientOfHeatTransfer | UFra | 1.4 | U-value of frame [W/(m2.K)]
Emissivity | absIRFra | 0.8 | Infrared absorptivity of window frame [1]
Emissivity | absSolFra | 0.5 | Solar absorptivity of window frame [1]

### Modelica definition

record TripleClearAir13ClearAir13Clear = Buildings.HeatTransfer.Data.GlazingSystems.Generic ( final glass={Glasses.ID102(),Glasses.ID102(),Glasses.ID102()}, final gas={Gases.Air(x=0.0127),Gases.Air(x=0.0127)}, UFra=1.4) "Triple pane, clear glass 3mm, air 12.7, clear glass 3mm, air 12.7, clear glass 3mm";