1D:Dialog Assembly - Versionsgeschichte

Barbara: /* Defining Monitoring Positions by Editing the Monitoring Positions Table */

2009-03-10T07:43:44Z

Defining Monitoring Positions by Editing the Monitoring Positions Table

← Nächstältere Version		Version vom 10. März 2009, 09:43 Uhr
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	</P>		</P>

	<B>"In Depth [m]:"</B>		*<B>"In Depth [m]:"</B><br />Enter the depth of the current layer at which the monitor shall be placed.<BR>
	Enter the depth of the current layer at which the monitor shall be placed.<BR>
	<BR>		<BR>
	<B>"Real Depth [m]:"</B>		*<B>"Real Depth [m]:"</B><br />WUFI computes the hygrothermal quantities for the center of each grid element. Consequently, it can only output data for this point. In general, your desired monitoring position will not coincide with one of these center points. WUFI therefore selects the nearest center point and tells you where the monitor has actually been put.<BR>
	WUFI computes the hygrothermal quantities for the center of each grid element.
	Consequently, it can only output data for this point. In general, your desired
	monitoring position will not coincide with one of these center points. WUFI
	therefore selects the nearest center point and tells you where the monitor has
	actually been put.<BR>
	<BR>		<BR>
	<B>"Element":</B>		*<B>"Element":</B><br />The grid element into which the monitor has been placed.<BR>
	The grid element into which the monitor has been placed.<BR>
	<BR>		<BR>

Barbara am 10. März 2009 um 07:39 Uhr

2009-03-10T07:39:30Z

← Nächstältere Version		Version vom 10. März 2009, 09:39 Uhr
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	*<B>"Exp. Factor":</B><br />The ratio of the thicknesses of two adjacent grid elements.<br /><br />You might want to use different thicknesses of grid elements for different locations in a layer, depending on the local requirements. For example, at the exterior surface of the outermost layer, great temperature and moisture gradients are to be expected, so that small elements are advisable. In the middle of a sufficiently thick layer, in contrast, these quantities will only show a weak spatial variation, so that one can afford to use larger elements.<br /><br />The expansion factor states by how much each element is thicker than its left neighbour. Thus, the thicknesses of the elements of a sublayer constitute a geometric sequence.<br /><br />Since in general the gradients in the middle of a layer are smaller than at its boundaries, you may first expand and subsequently compress the elements in a thick layer by splitting up this layer into two sublayers with different expansion factors (>1, <1).<br /><br />For complicated situations you may define as many sublayers as required. On the other hand, if you only want to employ a grid with constant-sized grid elements, define only one sublayer and an expansion factor of 1.<BR>		*<B>"Exp. Factor":</B><br />The ratio of the thicknesses of two adjacent grid elements.<br /><br />You might want to use different thicknesses of grid elements for different locations in a layer, depending on the local requirements. For example, at the exterior surface of the outermost layer, great temperature and moisture gradients are to be expected, so that small elements are advisable. In the middle of a sufficiently thick layer, in contrast, these quantities will only show a weak spatial variation, so that one can afford to use larger elements.<br /><br />The expansion factor states by how much each element is thicker than its left neighbour. Thus, the thicknesses of the elements of a sublayer constitute a geometric sequence.<br /><br />Since in general the gradients in the middle of a layer are smaller than at its boundaries, you may first expand and subsequently compress the elements in a thick layer by splitting up this layer into two sublayers with different expansion factors (>1, <1).<br /><br />For complicated situations you may define as many sublayers as required. On the other hand, if you only want to employ a grid with constant-sized grid elements, define only one sublayer and an expansion factor of 1.<BR>
	<BR>		<BR>
	<B>"First El., Last El.":</B>		*<B>"First El., Last El.":</B><br />WUFI automatically shows you the thickness of the first and the last element of each sublayer. You should adapt these elements so that their thicknesses are not too much different from the thicknesses of the boundary elements of the neighbouring layers; this smooth transition between the layers is desirable for numerical reasons.<BR>
	WUFI automatically shows you the thickness of the first and the last
	element of each sublayer. You should adapt these elements so that their
	thicknesses are not too much different from the thicknesses of the boundary
	elements of the neighbouring layers; this smooth transition between the layers
	is desirable for numerical reasons.<BR>
	<BR>		<BR>

Barbara am 10. März 2009 um 07:37 Uhr

2009-03-10T07:37:35Z

@@ Zeile 107: / Zeile 107: @@
 *<B>&quot;No. of El.&quot;:</B><br />The number of grid elements the sublayer is composed of for the calculation.<br /><br />The smaller the elements are, the smaller is the error produced by the discretisation. The larger number of elements then also increases computing time, however. In general, you should use smaller elements mainly for locations where great temperature or moisture gradients are to be expected.<br /><br />Each sublayer must contain at least two grid elements. The entire assembly must not contain more than 100 elements.<BR>
 &nbsp;<BR>
-<B>&quot;Exp. Factor&quot;:</B>
+*<B>&quot;Exp. Factor&quot;:</B><br />The ratio of the thicknesses of two adjacent grid elements.<br /><br />You might want to use different thicknesses of grid elements for different locations in a layer, depending on the local requirements. For example, at the exterior surface of the outermost layer, great temperature and moisture gradients are to be expected, so that small elements are advisable. In the middle of a sufficiently thick layer, in contrast, these quantities will only show a weak spatial variation, so that one can afford to use larger elements.<br /><br />The expansion factor states by how much each element is thicker than its left neighbour. Thus, the thicknesses of the elements of a sublayer constitute a geometric sequence.<br /><br />Since in general the gradients in the middle of a layer are smaller than at its boundaries, you may first expand and subsequently compress the elements in a thick layer by splitting up this layer into two sublayers with different expansion factors (&gt;1, &lt;1).<br /><br />For complicated situations you may define as many sublayers as required. On the other hand, if you only want to employ a grid with constant-sized grid elements, define only one sublayer and an expansion factor of 1.<BR>
 &nbsp;<BR>
 <B>&quot;First El., Last El.&quot;:</B>

Barbara am 10. März 2009 um 07:32 Uhr

2009-03-10T07:32:03Z

← Nächstältere Version		Version vom 10. März 2009, 09:32 Uhr
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	*<B>"Thickn. [m]":</B><br />The thickness of each sublayer, in meters.The thicknesses of the sublayers must sum up to the total thickness of the layer; apart from that, their thicknesses are arbitrary.<BR>		*<B>"Thickn. [m]":</B><br />The thickness of each sublayer, in meters.The thicknesses of the sublayers must sum up to the total thickness of the layer; apart from that, their thicknesses are arbitrary.<BR>
	<BR>		<BR>
	<B>"No. of El.":</B>		*<B>"No. of El.":</B><br />The number of grid elements the sublayer is composed of for the calculation.<br /><br />The smaller the elements are, the smaller is the error produced by the discretisation. The larger number of elements then also increases computing time, however. In general, you should use smaller elements mainly for locations where great temperature or moisture gradients are to be expected.<br /><br />Each sublayer must contain at least two grid elements. The entire assembly must not contain more than 100 elements.<BR>
	The number of grid elements the sublayer is composed of for the calculation.<BR>
	~~ ~~<BR>
	The smaller the elements are, the smaller is the error produced by the
	discretisation. The larger number of elements then also increases computing
	time, however. In general, you should use smaller elements mainly for locations
	where great temperature or moisture gradients are to be expected.<BR>
	~~ ~~<BR>
	Each sublayer must contain at least two grid elements. The entire assembly must
	not contain more than 100 elements.<BR>
	<BR>		<BR>
	<B>"Exp. Factor":</B>		<B>"Exp. Factor":</B>

Barbara am 10. März 2009 um 07:29 Uhr

2009-03-10T07:29:01Z

← Nächstältere Version		Version vom 10. März 2009, 09:29 Uhr
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	</P>		</P>

	<B>"Thickn. [m]":</B>		*<B>"Thickn. [m]":</B><br />The thickness of each sublayer, in meters.The thicknesses of the sublayers must sum up to the total thickness of the layer; apart from that, their thicknesses are arbitrary.<BR>
	The thickness of each sublayer, in meters.~~<BR>~~
	~~ <BR>~~
	The thicknesses of the sublayers must sum up to the total thickness of the
	layer; apart from that, their thicknesses are arbitrary.<BR>
	<BR>		<BR>
	<B>"No. of El.":</B>		<B>"No. of El.":</B>

Barbara: /* Defining the Numerical Grid by Editing the Grid Table */

2009-03-10T07:24:45Z

Defining the Numerical Grid by Editing the Grid Table

← Nächstältere Version		Version vom 10. März 2009, 09:24 Uhr
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	in the <B>"Grid"</B> options; this will permit you to edit the		in the <B>"Grid"</B> options; this will permit you to edit the
	<B>"Subdivision"</B> table.		<B>"Subdivision"</B> table.
	</P>		</P><br />

	<B>About the numerical grid</B><BR>		<B>About the numerical grid</B><BR>
Zeile 97:		Zeile 97:
	and contraction of the grid elements which can be adapted to the requirements in		and contraction of the grid elements which can be adapted to the requirements in
	each individual layer.		each individual layer.
			<br /><br /><br /><br />
	<P>		<P>
	Each line in the <B>"Subdivision"</B> table represents a sublayer of the		Each line in the <B>"Subdivision"</B> table represents a sublayer of the

Barbara am 10. März 2009 um 07:19 Uhr

2009-03-10T07:19:15Z

← Nächstältere Version		Version vom 10. März 2009, 09:19 Uhr
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	* <B>"Sources, Sinks"</B> <B><FONT COLOR="#FF0000">(7)</FONT>:</B><br />As soon as WUFI has enough information about the geometry of the assembly to generate the automatic numerical grid, it displays the grid below the assembly graph. The upper part of the grid display shows the grid across the entire width of the assembly, the lower part shows a magnified view of the grid for the highlighted layer.<br /><br />Click on the middle or bottom part of the magnified grid or click on the button [[1D:Dialog_HygrothermalSources \|<B>"Sources, Sinks"</B>]] to open a dialog which allows you to specify heat, moisture or air change sources in the highlighted layer.<br /><br /><FONT COLOR="#006699"><I>Version notice: in WUFI light no sources can be specified. WUFI ORNL/IBP allows no sources except one moisture source.</I> </FONT><BR>		* <B>"Sources, Sinks"</B> <B><FONT COLOR="#FF0000">(7)</FONT>:</B><br />As soon as WUFI has enough information about the geometry of the assembly to generate the automatic numerical grid, it displays the grid below the assembly graph. The upper part of the grid display shows the grid across the entire width of the assembly, the lower part shows a magnified view of the grid for the highlighted layer.<br /><br />Click on the middle or bottom part of the magnified grid or click on the button [[1D:Dialog_HygrothermalSources \|<B>"Sources, Sinks"</B>]] to open a dialog which allows you to specify heat, moisture or air change sources in the highlighted layer.<br /><br /><FONT COLOR="#006699"><I>Version notice: in WUFI light no sources can be specified. WUFI ORNL/IBP allows no sources except one moisture source.</I> </FONT><BR>
	<BR>		<BR>
	* <B>"Monitor positions"</B> <B><FONT COLOR="FF0000">(7)</FONT>:</B><br />You can define an arbitrary number of <B>monitoring positions</B> <FONT COLOR="#FF0000"><B>(7)</B></FONT> for which you want to be given the [[Glossary:Glossary-1D \| courses]] of temperature and relative humidity. They can be very useful if you want to study the hygrothermal conditions inside a building component.<br /><br />The courses for temperature and relative humidity at the two surfaces are automatically monitored. You may define additional monitoring positions by clicking on the appropriate grid elements in the upper part of the magnified grid display. A second click on the grid element removes the monitoring position.<br /><br /><FONT COLOR="#006699"><I>Version notice: only WUFI Pro allows an arbitrary number of monitoring positions; WUFI light is restricted to the two component surfaces; WUFI ORNL/IBP allows two user-defined monitoring positions.</I></FONT><BR>		* <B>"Monitor positions"</B> <B><FONT COLOR="FF0000">(7)</FONT>:</B><br />You can define an arbitrary number of <B>monitoring positions</B> <FONT COLOR="#FF0000"><B>(7)</B></FONT> for which you want to be given the [[Glossary:Glossary-1D \| courses]] of temperature and relative humidity. They can be very useful if you want to study the hygrothermal conditions inside a building component.<br /><br />The courses for temperature and relative humidity at the two surfaces are automatically monitored. You may define additional monitoring positions by clicking on the appropriate grid elements in the upper part of the magnified grid display. A second click on the grid element removes the monitoring position.<br /><br /><FONT COLOR="#006699"><I>Version notice: only WUFI Pro allows an arbitrary number of monitoring positions; WUFI light is restricted to the two component surfaces; WUFI ORNL/IBP allows two user-defined monitoring positions.</I></FONT><BR><br />
	* <B>"Edit Assembly by:"</B> <B><FONT COLOR="#FF0000">(8)</FONT>:</B>		* <B>"Edit Assembly by:"</B> <B><FONT COLOR="#FF0000">(8)</FONT>:</B><br />Instead of using the graphical interface, you may also do all of the above by editing the respective numerical table (see below).<BR>
	Instead of using the graphical interface, you may also do all of the above by editing the respective numerical table (see below).<BR>
	<BR>		<BR>

Barbara am 10. März 2009 um 07:17 Uhr

2009-03-10T07:17:41Z

← Nächstältere Version		Version vom 10. März 2009, 09:17 Uhr
Zeile 13:		Zeile 13:

	* <B>Assign from</B> <B><FONT COLOR="#FF0000">(5)</FONT>:</B>		* <B>Assign from</B> <B><FONT COLOR="#FF0000">(5)</FONT>:</B>
	** <B>"Material Database"</B>:~~<br />~~<br />Press this button to open the [[1D:Dialog_MaterialDatabase \| dialog Material Database]] where you can select predefined material data and assign them to a layer in the assembly.<br /><br />Select the appropriate <B>"Source"</B> and <B>"Catalog"</B> of the database and, from this catalog, the desired material. For most materials a list of typical thicknesses is available. A click on the <B>"Assign"</B> button will transfer the material data and the thickness to the highlighted layer in the current assembly.<br /><br />You cannot edit the predefined materials in the database, but you may add your own materials. Use the [[1D:Dialog_DatabaseMaterials \| material database editor]] for this purpose.<BR><br />		** <B>"Material Database"</B>:<br />Press this button to open the [[1D:Dialog_MaterialDatabase \| dialog Material Database]] where you can select predefined material data and assign them to a layer in the assembly.<br /><br />Select the appropriate <B>"Source"</B> and <B>"Catalog"</B> of the database and, from this catalog, the desired material. For most materials a list of typical thicknesses is available. A click on the <B>"Assign"</B> button will transfer the material data and the thickness to the highlighted layer in the current assembly.<br /><br />You cannot edit the predefined materials in the database, but you may add your own materials. Use the [[1D:Dialog_DatabaseMaterials \| material database editor]] for this purpose.<BR><br />
	** <B>"Example Cases":</B~~><br /~~><br />Press this button to open the [[1D:Dialog_ConstructionDatabase \| dialog Example Cases]] where you can select predefined standard assemblies or parts of assemblies to transfer them to the current assembly.<br /><br />Select the appropriate <B>"Source"</B> and <B>"Catalog"</B> of the database and, from this catalog, the desired construction. By pressing the <B>"Assign"</B> button you can replace the current assembly with the selected construction. You may then edit the new assembly as desired.<br /><br />You cannot edit the predefined assemblies in the database, but you may add your own assemblies. Use the [[1D:Dialog_DatabaseConstructions \| example cases editor]] for this purpose.<BR>		** <B>"Example Cases":</B><br />Press this button to open the [[1D:Dialog_ConstructionDatabase \| dialog Example Cases]] where you can select predefined standard assemblies or parts of assemblies to transfer them to the current assembly.<br /><br />Select the appropriate <B>"Source"</B> and <B>"Catalog"</B> of the database and, from this catalog, the desired construction. By pressing the <B>"Assign"</B> button you can replace the current assembly with the selected construction. You may then edit the new assembly as desired.<br /><br />You cannot edit the predefined assemblies in the database, but you may add your own assemblies. Use the [[1D:Dialog_DatabaseConstructions \| example cases editor]] for this purpose.<BR>
	<BR>		<BR>

	* <B>"Grid"</B> <B><FONT COLOR="#FF0000">(6)</FONT>:</B~~><br /~~><br />As soon as thicknesses have been defined for all layers of the assembly, WUFI automatically generates the <B>grid</B> which is necessary for the numerical treatment of the heat and moisture transport equations.<br /><br />You can choose a coarse, a medium or a fine grid structure. The grid should be chosen fine enough so that the computed temperature and moisture distributions across the assembly can be appropriately resolved, especially where steep gradients or pronounced curvatures exist in the temperature or moisture profiles. The occurrence of such gradients or curvatures depends on the type of the assembly, the material properties and the boundary conditions. If in doubt, start a test calculation with the <B>medium</B> grid, watch the [[1D:Dialog_RunCalculationWithFilm \| film]] for kinks in the temperature and moisture profiles due to poor resolution and choose the <B>fine</B> grid if necessary.<br />If the temperature and moisture profiles are smooth enough, you may choose the <B>coarse</B> grid instead, which reduces computing time.<br /><br />The <B>automatic</B>ally generated <B>grid</B> should usually be sufficient. In rare cases [##update?##] (such as severe interstitial condensation at layer interfaces or large temperature gradients across layers with low diffusion resistance and high moisture content, e.g. wet mineral wool), a more refined grid layout may be necessary. The manual <B>grid editor</B> allows you to define a tailor-made grid (see below).<BR>		* <B>"Grid"</B> <B><FONT COLOR="#FF0000">(6)</FONT>:</B><br />As soon as thicknesses have been defined for all layers of the assembly, WUFI automatically generates the <B>grid</B> which is necessary for the numerical treatment of the heat and moisture transport equations.<br /><br />You can choose a coarse, a medium or a fine grid structure. The grid should be chosen fine enough so that the computed temperature and moisture distributions across the assembly can be appropriately resolved, especially where steep gradients or pronounced curvatures exist in the temperature or moisture profiles. The occurrence of such gradients or curvatures depends on the type of the assembly, the material properties and the boundary conditions. If in doubt, start a test calculation with the <B>medium</B> grid, watch the [[1D:Dialog_RunCalculationWithFilm \| film]] for kinks in the temperature and moisture profiles due to poor resolution and choose the <B>fine</B> grid if necessary.<br />If the temperature and moisture profiles are smooth enough, you may choose the <B>coarse</B> grid instead, which reduces computing time.<br /><br />The <B>automatic</B>ally generated <B>grid</B> should usually be sufficient. In rare cases [##update?##] (such as severe interstitial condensation at layer interfaces or large temperature gradients across layers with low diffusion resistance and high moisture content, e.g. wet mineral wool), a more refined grid layout may be necessary. The manual <B>grid editor</B> allows you to define a tailor-made grid (see below).<BR>
	<BR>		<BR>
	* <B>"Sources, Sinks"</B> <B><FONT COLOR="#FF0000">(7)</FONT>:</B><br />As soon as WUFI has enough information about the geometry of the assembly to generate the automatic numerical grid, it displays the grid below the assembly graph. The upper part of the grid display shows the grid across the entire width of the assembly, the lower part shows a magnified view of the grid for the highlighted layer.<br /><br />Click on the middle or bottom part of the magnified grid or click on the button [[1D:Dialog_HygrothermalSources \|<B>"Sources, Sinks"</B>]] to open a dialog which allows you to specify heat, moisture or air change sources in the highlighted layer.<br /><br /><FONT COLOR="#006699"><I>Version notice: in WUFI light no sources can be specified. WUFI ORNL/IBP allows no sources except one moisture source.</I> </FONT><BR>		* <B>"Sources, Sinks"</B> <B><FONT COLOR="#FF0000">(7)</FONT>:</B><br />As soon as WUFI has enough information about the geometry of the assembly to generate the automatic numerical grid, it displays the grid below the assembly graph. The upper part of the grid display shows the grid across the entire width of the assembly, the lower part shows a magnified view of the grid for the highlighted layer.<br /><br />Click on the middle or bottom part of the magnified grid or click on the button [[1D:Dialog_HygrothermalSources \|<B>"Sources, Sinks"</B>]] to open a dialog which allows you to specify heat, moisture or air change sources in the highlighted layer.<br /><br /><FONT COLOR="#006699"><I>Version notice: in WUFI light no sources can be specified. WUFI ORNL/IBP allows no sources except one moisture source.</I> </FONT><BR>
	<BR>		<BR>
	* <B>"Monitor positions"</B> <B><FONT COLOR="FF0000">(7)</FONT>:</B>		* <B>"Monitor positions"</B> <B><FONT COLOR="FF0000">(7)</FONT>:</B><br />You can define an arbitrary number of <B>monitoring positions</B> <FONT COLOR="#FF0000"><B>(7)</B></FONT> for which you want to be given the [[Glossary:Glossary-1D \| courses]] of temperature and relative humidity. They can be very useful if you want to study the hygrothermal conditions inside a building component.<br /><br />The courses for temperature and relative humidity at the two surfaces are automatically monitored. You may define additional monitoring positions by clicking on the appropriate grid elements in the upper part of the magnified grid display. A second click on the grid element removes the monitoring position.<br /><br /><FONT COLOR="#006699"><I>Version notice: only WUFI Pro allows an arbitrary number of monitoring positions; WUFI light is restricted to the two component surfaces; WUFI ORNL/IBP allows two user-defined monitoring positions.</I></FONT><BR>
	You can define an arbitrary number of <B>monitoring positions</B> <FONT COLOR="#FF0000"><B>(7)</B></FONT> for which you want to be given the [[Glossary:Glossary-1D \| courses]] of temperature and relative humidity. They can be very useful if you want to study the hygrothermal conditions inside a building component.<BR>
	~~ ~~<BR>
	The courses for temperature and relative humidity at the two surfaces are automatically monitored. You may define additional monitoring positions by clicking on the appropriate grid elements in the upper part of the magnified grid display. A second click on the grid element removes the monitoring position.<BR>
	~~ ~~<BR>
	<FONT COLOR="#006699"><I>Version notice: only WUFI Pro allows an arbitrary number of monitoring positions; WUFI light is restricted to the two component surfaces; WUFI ORNL/IBP allows two user-defined monitoring positions.</I></FONT><BR>
	* <B>"Edit Assembly by:"</B> <B><FONT COLOR="#FF0000">(8)</FONT>:</B>		* <B>"Edit Assembly by:"</B> <B><FONT COLOR="#FF0000">(8)</FONT>:</B>
	Instead of using the graphical interface, you may also do all of the above by editing the respective numerical table (see below).<BR>		Instead of using the graphical interface, you may also do all of the above by editing the respective numerical table (see below).<BR>

Barbara am 10. März 2009 um 07:12 Uhr

2009-03-10T07:12:08Z

← Nächstältere Version		Version vom 10. März 2009, 09:12 Uhr
Zeile 19:		Zeile 19:
	* <B>"Grid"</B> <B><FONT COLOR="#FF0000">(6)</FONT>:</B><br /><br />As soon as thicknesses have been defined for all layers of the assembly, WUFI automatically generates the <B>grid</B> which is necessary for the numerical treatment of the heat and moisture transport equations.<br /><br />You can choose a coarse, a medium or a fine grid structure. The grid should be chosen fine enough so that the computed temperature and moisture distributions across the assembly can be appropriately resolved, especially where steep gradients or pronounced curvatures exist in the temperature or moisture profiles. The occurrence of such gradients or curvatures depends on the type of the assembly, the material properties and the boundary conditions. If in doubt, start a test calculation with the <B>medium</B> grid, watch the [[1D:Dialog_RunCalculationWithFilm \| film]] for kinks in the temperature and moisture profiles due to poor resolution and choose the <B>fine</B> grid if necessary.<br />If the temperature and moisture profiles are smooth enough, you may choose the <B>coarse</B> grid instead, which reduces computing time.<br /><br />The <B>automatic</B>ally generated <B>grid</B> should usually be sufficient. In rare cases [##update?##] (such as severe interstitial condensation at layer interfaces or large temperature gradients across layers with low diffusion resistance and high moisture content, e.g. wet mineral wool), a more refined grid layout may be necessary. The manual <B>grid editor</B> allows you to define a tailor-made grid (see below).<BR>		* <B>"Grid"</B> <B><FONT COLOR="#FF0000">(6)</FONT>:</B><br /><br />As soon as thicknesses have been defined for all layers of the assembly, WUFI automatically generates the <B>grid</B> which is necessary for the numerical treatment of the heat and moisture transport equations.<br /><br />You can choose a coarse, a medium or a fine grid structure. The grid should be chosen fine enough so that the computed temperature and moisture distributions across the assembly can be appropriately resolved, especially where steep gradients or pronounced curvatures exist in the temperature or moisture profiles. The occurrence of such gradients or curvatures depends on the type of the assembly, the material properties and the boundary conditions. If in doubt, start a test calculation with the <B>medium</B> grid, watch the [[1D:Dialog_RunCalculationWithFilm \| film]] for kinks in the temperature and moisture profiles due to poor resolution and choose the <B>fine</B> grid if necessary.<br />If the temperature and moisture profiles are smooth enough, you may choose the <B>coarse</B> grid instead, which reduces computing time.<br /><br />The <B>automatic</B>ally generated <B>grid</B> should usually be sufficient. In rare cases [##update?##] (such as severe interstitial condensation at layer interfaces or large temperature gradients across layers with low diffusion resistance and high moisture content, e.g. wet mineral wool), a more refined grid layout may be necessary. The manual <B>grid editor</B> allows you to define a tailor-made grid (see below).<BR>
	<BR>		<BR>
	* <B>"Sources, Sinks"</B> <B><FONT COLOR="#FF0000">(7)</FONT>:</B>		* <B>"Sources, Sinks"</B> <B><FONT COLOR="#FF0000">(7)</FONT>:</B><br />As soon as WUFI has enough information about the geometry of the assembly to generate the automatic numerical grid, it displays the grid below the assembly graph. The upper part of the grid display shows the grid across the entire width of the assembly, the lower part shows a magnified view of the grid for the highlighted layer.<br /><br />Click on the middle or bottom part of the magnified grid or click on the button [[1D:Dialog_HygrothermalSources \|<B>"Sources, Sinks"</B>]] to open a dialog which allows you to specify heat, moisture or air change sources in the highlighted layer.<br /><br /><FONT COLOR="#006699"><I>Version notice: in WUFI light no sources can be specified. WUFI ORNL/IBP allows no sources except one moisture source.</I> </FONT><BR>
	As soon as WUFI has enough information about the geometry of the assembly to generate the automatic numerical grid, it displays the grid below the assembly graph. The upper part of the grid display shows the grid across the entire width of the assembly, the lower part shows a magnified view of the grid for the highlighted layer.<BR>
	~~ ~~<BR>
	Click on the middle or bottom part of the magnified grid or click on the button [[1D:Dialog_HygrothermalSources \|<B>"Sources, Sinks"</B>]] to open a dialog which allows you to specify heat, moisture or air change sources in the highlighted layer.<BR>
	~~ ~~<BR>
	<FONT COLOR="#006699"><I>Version notice: in WUFI light no sources can be specified. WUFI ORNL/IBP allows no sources except one moisture source.</I> </FONT><BR>
	<BR>		<BR>
	* <B>"Monitor positions"</B> <B><FONT COLOR="FF0000">(7)</FONT>:</B>		* <B>"Monitor positions"</B> <B><FONT COLOR="FF0000">(7)</FONT>:</B>

Barbara am 10. März 2009 um 07:08 Uhr

2009-03-10T07:08:24Z

← Nächstältere Version		Version vom 10. März 2009, 09:08 Uhr
Zeile 3:		Zeile 3:


	* '''Thickness''' <B><FONT COLOR="#FF0000">(2)</FONT>:</B><br />The thickness of the layer in meters.<br />'''Hint:''' The [[Details:Membranes \| membranes]] contained in the [[1D:Dialog_MaterialDatabase \| material database]] must be entered as 1-mm-thick layers; their material data have been adapted accordingly.<BR>		* '''Thickness''' <B><FONT COLOR="#FF0000">(2)</FONT>:</B><br />The thickness of the layer in meters.<br /><br />'''Hint:''' The [[Details:Membranes \| membranes]] contained in the [[1D:Dialog_MaterialDatabase \| material database]] must be entered as 1-mm-thick layers; their material data have been adapted accordingly.<BR>


	* '''Material Data''' <B><FONT COLOR="#FF0000">(3)</FONT>:</B><br />Press this button to open the [[1D:Dialog_MaterialData \| dialog Material Data]] which allows you to view, enter or edit the material data for the highlighted layer. Instead of entering the data by hand in this dialog, you may also transfer a complete data set from the [[1D:Dialog_MaterialDatabase \| material database]] <FONT COLOR="#FF0000"><B>(5)</B></FONT>.<br /><B>Hint:</B> press the right mouse button while the cursor points to one of the layers in the assembly diagram to see a little pop-up window with the basic material data of the respective material.<BR>		* '''Material Data''' <B><FONT COLOR="#FF0000">(3)</FONT>:</B><br />Press this button to open the [[1D:Dialog_MaterialData \| dialog Material Data]] which allows you to view, enter or edit the material data for the highlighted layer. Instead of entering the data by hand in this dialog, you may also transfer a complete data set from the [[1D:Dialog_MaterialDatabase \| material database]] <FONT COLOR="#FF0000"><B>(5)</B></FONT>.<br /><br /><B>Hint:</B> press the right mouse button while the cursor points to one of the layers in the assembly diagram to see a little pop-up window with the basic material data of the respective material.<BR>


	* <B>New Layer, Duplicate, Delete</B> <B><FONT COLOR="#FF0000">(4)</FONT>:</B><br />These buttons serve to edit the layer structure of your assembly.<br />You can add a <B>"New Layer"</B> which will always be inserted at the right-hand side of the assembly. Use the mouse to drag it to the desired location.<br />You can also <B>"Duplicate"</B> the highlighted layer or <B>"Delete"</B> a redundant layer.<br /><FONT COLOR="#006699"><I>Version notice: WUFI Pro allows 120 layers, WUFI light allows 10, WUFI ORNL/IBP allows 10.</I></FONT><BR>		* <B>New Layer, Duplicate, Delete</B> <B><FONT COLOR="#FF0000">(4)</FONT>:</B><br />These buttons serve to edit the layer structure of your assembly.<br />You can add a <B>"New Layer"</B> which will always be inserted at the right-hand side of the assembly. Use the mouse to drag it to the desired location.<br />You can also <B>"Duplicate"</B> the highlighted layer or <B>"Delete"</B> a redundant layer.<br /><br /><FONT COLOR="#006699"><I>Version notice: WUFI Pro allows 120 layers, WUFI light allows 10, WUFI ORNL/IBP allows 10.</I></FONT><BR>