topics: ansoft hfss — plot menu plot menu -...
TRANSCRIPT
Maxw
Top
ement mesh.distance plots.
ale, and other attributes.
u appears:
PloPlotPlotPlotPlotPlotRadOp
Ansoft HFSS — Plot Menuics:
Go Back
Contents
Index
Plot MenuUse the commands on the Plot menu to:
• Display shaded or wireframe views of the model’s finite el• Display animated, contour, shaded, vector, and value vs. • Display plots of radiated electric fields. • Change a plot’s visibility, color, range of plotted values, sc• Load plots from files and save plots to files.
When you choose Plot from the menu bar, the following men
t Menu Commands/Mesh/Field/Far Field/Near Fieldiated Field Plotting tions
ell Online Help System 469 Copyright © 1996-2002 Ansoft Corporation
Maxw
Top
s of the finite element mesh.as E and H and simple ensity. ld region.field region.quantity.
and volume plots.) aling, arrow type, and other
and volume plots.) Speci-sible. and volume plots.) Deletes
points on a plot.s, range of plotted values, le, marker types, and graph
PlotPloPlotPlotPlotPlotRadOp
Ansoft HFSS — Plot Menuics:
Go Back
Contents
Index
Plot CommandsThe commands on the Plot menu are:
Mesh Displays wireframe or shaded viewField Plots common field quantities such
derived quantities such as current dFar Field Plots the radiated fields in the far-fieNear Field Plots the radiated fields in the near-Animation Creates an animated plot of a field Open Loads a plot from a file.Save As Saves a plot to a file. Modify (Cutplane, rectangle, point, 3D line,
Changes a plot’s color, shading, scattributes.
Visibility (Cutplane, rectangle, point, 3D line,fies whether plots are visible or invi
Delete (Cutplane, rectangle, point, 3D line,plots.
Show Coordinates Displays information about selectedFormat Changes the plot’s scale, axis label
grid settings, line thickness and styvisibility.
Menut Commands/Mesh/Field/Far Field/Near Fieldiated Field Plotting tions
ell Online Help System 470 Copyright © 1996-2002 Ansoft Corporation
Maxw
Top
the objects you select.
mesh tetrahedra are e, a scale factor of 80
is determines whether em are visible. A lot; a transparency of
that lie on object cted objects. tion.
of plot. Use Plot/Modify to ble, and Plot/Delete to
a; however, any lines hid-
PlotPlotPloPlotPlotPlotRadOp
Ansoft HFSS — Plot Menuics:
Go Back
Contents
Index
Plot/MeshChoose Plot/Mesh to display the finite element mesh inside
> To display the mesh:1. Select the objects using one of the selection commands. 2. Choose Plot/Mesh. 3. Enter the plot name in the Name field.4. Enter a Scale Factor between zero and 100 percent. The
drawn at this percentage of their original size. For instancdraws the tetrahedra at 80% of their original size.
5. Enter a Transparency between zero and 100 percent. Ththings that are behind the objects or already plotted on thtransparency of zero creates a completely opaque mesh p100 percent creates a completely transparent mesh plot.
6. Select one of the following display options:
7. Select Surface Only to only draw the faces of tetrahedra surfaces. Deselect it to draw all tetrahedra inside the sele
8. Choose OK to draw the mesh or Cancel to stop the opera
The 3D Post Processor treats mesh plots like any other type change their appearance, Plot/Visibility to make them invisidelete them.
Wire Frame Draws wire frame outlines of tetrahedra.Hidden Line Draws wire frame outlines of the tetrahedr
den by a tetrahedra are not visible. Shaded Draws shaded tetrahedra.
Menu Commandst/Mesh/Field/Far Field/Near Fieldiated Field Plotting tions
ell Online Help System 471 Copyright © 1996-2002 Ansoft Corporation
Maxw
Top
H, and simple derived lotted on points, lines, sur-
to be plotted.appears. For details
which fields are plotted. line plot is drawn.
rying the phase. plot’s appearance. r each plot type:
Line Plotsint Plotsint Plots
PlotPlotPlotPlo
CPOIn23PPSVSVSSV3P
PlotPlotRadOp
Ansoft HFSS — Plot Menuics:
Go Back
Contents
Index
Plot/FieldChoose Plot/Field to plot basic field quantities such as E andquantities such as current density. These quantities can be pfaces, and volumes.
> To plot field quantities:1. Before you begin, create the geometry on which fields are2. Choose Plot/Field. A window similar to the following one
about a field, click on its name.
3. Select the plot quantity, the geometry, and the volume in 4. (Scalar field quantity on a line.) Select whether a 2D or 3D5. Enter the phase angle at which the quantity is plotted. 6. Select Phase animation to create an animated plot by va7. Choose OK. A window appears with fields that control the8. Set the plot attributes. Click below to view the attributes fo
• Scalar Surface and Volume Plots • Scalar 2D• Vector Surface Plots • Scalar Po• Scalar 3D Line Plots • Vector Po• Vector 3D Line Plots
Menu Commands/Mesht/Fieldreate the Geometrylot Quantityn Geometry Volume
D Line PlotD Line Plothasehase Animationcalar Surf. and Vol. Plotsector Surface Plotscalar 3D Line Plotsector 3D Line Plotscalar 2D Line Plotscalar Point Plotsector Point PlotsD Plotslot Options/Far Field/Near Fieldiated Field Plotting tions
ell Online Help System 472 Copyright © 1996-2002 Ansoft Corporation
9. Choose OK. The field quantity is then plotted on the geometry you selected.
Maxw
Top
e, or volume for the plot.
defined surfaces, volumes, xz planes and the outside bjects and the solution ysis. ing:
ximum and minimum field
are listed as follows: (x,y,z,t).H|(x,y,z,t).|J|(x,y,z,t), over the volume.|J|(x,y,z,t), on the surface. field, |E|(x,y,z).tic field, |H|(x,y,z). density, |J|(x,y,z), over the
density, |J|(x,y,z), on the
volume.rface.*.
PlotPlotPlotPlot
CPOIn2D3DPPSVSVSSV3DP
PlotPlotRadOp
Ansoft HFSS — Plot Menuics:
Go Back
Contents
More
Index
Create the GeometryThe first step in plotting fields is to create a point, line, surfacKeep the following in mind:
• The 3D Post Processor automatically creates a set of preand lists which includes surfaces such as the xy, yz, and surfaces of objects, and volumes such as the insides of oregion. Use them whenever possible to simplify your anal
• Use the Geometry/Create commands to create the follow• Points• Lines• Any surfaces, volumes, or lists not already defined.
• Use the Data/Calculator command to define points of mavalues and isosurfaces on which fields are to be plotted.
Plot QuantitySelect the field quantity to be plotted. The available quantities
Mag E The magnitude of the electric field, |E|Mag H The magnitude of the magnetic field, |Mag Jvol The magnitude of the current density, Mag Jsurf The magnitude of the current density, CmplxMag E The complex magnitude of the electricCmplxMag H The complex magnitude of the magneCmplxMag Jvol The complex magnitude of the current
volume.CmplxMag Jsurf The complex magnitude of the current
surface.Vector E The electric field, E(x,y,z,t).Vector H The magnetic field, H(x,y,z,t).Vector Jvol The current density, J(x,y,z), over the Vector Jsurf The current density, J(x,y,z), on the suVector Poynting The Poynting vector, defined as E x H
Menu Commands/Mesh/Fieldreate the Geometrylot Quantityn Geometry Volume Line Plot Line Plot
hasehase Animationcalar Surf. and Vol. Plotsector Surface Plotscalar 3D Line Plotsector 3D Line Plotscalar 2D Line Plotscalar Point Plotsector Point Plots
Plotslot Options/Far Field/Near Fieldiated Field Plotting tions
ell Online Help System 473 Copyright © 1996-2002 Ansoft Corporation
Maxw
Top
to be plotted. Geometries all predefined surfaces, vol-ues, and any isosurfaces.
his lets you limit plots to the ne. It does not apply if you fields on the intersection of e. To plot fields on the entire
ne.
PlotPlotPlotPlo
CPOIn23PPSVSVSSV3P
PlotPlotRadOp
Ansoft HFSS — Plot Menuics:
Go Back
Contents
Index
The units for the field quantities are given as follows:
On GeometrySelect the point, line, surface, or volume on which the field isinclude those created via the Geometry/Create commands, umes, and lists, all points of maximum and minimum field val
In VolumeSelect the region (volume) in which fields are to be plotted. Tintersection of a volume with the selected point, surface, or liselected a volume under On Geometry. For instance, to plotthe xz-plane and the object strip, select strip under In Volumxz-plane, select -all-.
2D Line PlotDraws a “value vs. distance” plot of the field quantity on the li
Mag E V/mMag H Amps/mMag Jvol Amps/m2
Mag Jsurf Amps/mCmplxMag E V/mCmplxMag H Amps/mCmplxMag Jvol Amps/m2
CmplxMag Jsurf Amps/mVector E V/mVector H Amps/mVector Jvol Amps/m2
Vector Jsurf Amps/mVector Poynting W/m2
Menu Commands/Mesht/Fieldreate the Geometrylot Quantityn Geometry Volume
D Line PlotD Line Plothasehase Animationcalar Surf. and Vol. Plotsector Surface Plotscalar 3D Line Plotsector 3D Line Plotscalar 2D Line Plotscalar Point Plotsector Point PlotsD Plotslot Options/Far Field/Near Fieldiated Field Plotting tions
ell Online Help System 474 Copyright © 1996-2002 Ansoft Corporation
Maxw
Top
re plotted as shaded lines;
is evaluated. These quanti-,
illating, specified during the
that peaks at t = 0).
e field’s magnitude at differ-
d.
ωt θ x y z, ,( )+( )s
PlotPlotPlotPlo
CPOIn23PPSVSVSSV3P
PlotPlotRadOp
Ansoft HFSS — Plot Menuics:
Go Back
Contents
Index
3D Line PlotPlots the field quantity directly on the line. Scalar quantities avector quantities are plotted as arrows based on the line.
PhaseLets you specify the phase angle, ωt, at which a field quantityties can be represented in the form
where
• ω is the angular frequency at which the quantities are oscsolution.
• θ(x,y,z) is the phase angle (the offset from a cosine wave
Entering the phase angle lets you compute the real part of thent points in its cycle.
Phase AnimationAnimates the plot with respect to the phase of the plotted fiel
A x y z t, , ,( ) A x y z, ,( )co=
Menu Commands/Mesht/Fieldreate the Geometrylot Quantityn Geometry Volume
D Line PlotD Line Plothasehase Animationcalar Surf. and Vol. Plotsector Surface Plotscalar 3D Line Plotsector 3D Line Plotscalar 2D Line Plotscalar Point Plotsector Point PlotsD Plotslot Options/Far Field/Near Fieldiated Field Plotting tions
ell Online Help System 475 Copyright © 1996-2002 Ansoft Corporation
Maxw
Top
quantity, the following win-r volume plots. Click on one
PlotPlotPlotPlo
CPOIn23PPSP
VSVSSV3P
PlotPlotRad
Ansoft HFSS — Plot Menuics:
Go Back
Contents
Index
Scalar Surface and Volume PlotsIf you generate a surface plot or volume plot of a scalar field dow appears. Note that some of these fields do not appear foof the fields below for its description.
Menu Commands/Mesht/Fieldreate the Geometrylot Quantityn Geometry Volume
D Line PlotD Line Plothasehase Animationcalar Surf. and Vol. lots
ector Surface Plotscalar 3D Line Plotsector 3D Line Plotscalar 2D Line Plotscalar Point Plotsector Point PlotsD Plotslot Options/Far Field/Near Field. Field Plotting Options
ell Online Help System 476 Copyright © 1996-2002 Ansoft Corporation
Maxw
Top
llowing window appears.
PlotPlotPlotPlo
CPOIn23PPSVSVSSV3P
PlotPlotRadOp
Ansoft HFSS — Plot Menuics:
Go Back
Contents
Index
Vector Surface PlotsIf you generate a surface plot of a vector field quantity, the foClick on one of the fields below for its description.
Menu Commands/Mesht/Fieldreate the Geometrylot Quantityn Geometry Volume
D Line PlotD Line Plothasehase Animationcalar Surf. and Vol. Plotsector Surface Plotscalar 3D Line Plotsector 3D Line Plotscalar 2D Line Plotscalar Point Plotsector Point PlotsD Plotslot Options/Far Field/Near Fieldiated Field Plotting tions
ell Online Help System 477 Copyright © 1996-2002 Ansoft Corporation
Maxw
Top
wing window appears. Click
PlotPlotPlotPlo
CPOIn23PPSVSVSSV3P
PlotPlotRadOp
Ansoft HFSS — Plot Menuics:
Go Back
Contents
Index
Scalar 3D Line PlotsIf you generate a 3D line plot of a scalar field quantity, the folloon one of the fields below for its description.
Menu Commands/Mesht/Fieldreate the Geometrylot Quantityn Geometry Volume
D Line PlotD Line Plothasehase Animationcalar Surf. and Vol. Plotsector Surface Plotscalar 3D Line Plotsector 3D Line Plotscalar 2D Line Plotscalar Point Plotsector Point PlotsD Plotslot Options/Far Field/Near Fieldiated Field Plotting tions
ell Online Help System 478 Copyright © 1996-2002 Ansoft Corporation
Maxw
Top
lowing window appears.
PlotPlotPlotPlo
CPOIn23PPSVSVSSV3P
PlotPlotRadOp
Ansoft HFSS — Plot Menuics:
Go Back
Contents
Index
Vector 3D Line PlotsIf you generate a 3D line plot of a vector field quantity, the folClick on one of the fields below for its description.
Menu Commands/Mesht/Fieldreate the Geometrylot Quantityn Geometry Volume
D Line PlotD Line Plothasehase Animationcalar Surf. and Vol. Plotsector Surface Plotscalar 3D Line Plotsector 3D Line Plotscalar 2D Line Plotscalar Point Plotsector Point PlotsD Plotslot Options/Far Field/Near Fieldiated Field Plotting tions
ell Online Help System 479 Copyright © 1996-2002 Ansoft Corporation
Maxw
Top
alar field quantity, the follow-escription.
PlotPlotPlotPlo
CPOIn23PPSVSVSSV3P
PlotPlotRadOp
Ansoft HFSS — Plot Menuics:
Go Back
Contents
Index
Scalar 2D Line PlotsIf you generate a 2D line plot (value vs. distance plot) of a scing window appears. Click on one of the fields below for its d
Menu Commands/Mesht/Fieldreate the Geometrylot Quantityn Geometry Volume
D Line PlotD Line Plothasehase Animationcalar Surf. and Vol. Plotsector Surface Plotscalar 3D Line Plotsector 3D Line Plotscalar 2D Line Plotscalar Point Plotsector Point PlotsD Plotslot Options/Far Field/Near Fieldiated Field Plotting tions
ell Online Help System 480 Copyright © 1996-2002 Ansoft Corporation
Maxw
Top
ing window appears. Click
PlotPlotPlotPlo
CPOIn23PPSVSVSSV3P
PlotPlotRadOp
Ansoft HFSS — Plot Menuics:
Go Back
Contents
Index
Scalar Point PlotsIf you generate a point plot of a scalar field quantity, the followon one of the fields below for its description.
Menu Commands/Mesht/Fieldreate the Geometrylot Quantityn Geometry Volume
D Line PlotD Line Plothasehase Animationcalar Surf. and Vol. Plotsector Surface Plotscalar 3D Line Plotsector 3D Line Plotscalar 2D Line Plotscalar Point Plotsector Point PlotsD Plotslot Options/Far Field/Far Fieldiated Field Plotting tions
ell Online Help System 481 Copyright © 1996-2002 Ansoft Corporation
Maxw
Top
ing window appears. Click
PlotPlotPlotPlo
CPOIn23PPSVSVSSV3P
PlotPlotRadOp
Ansoft HFSS — Plot Menuics:
Go Back
Contents
Index
Vector Point PlotsIf you generate a point plot of a vector field quantity, the followon one of the fields below for its description.
Menu Commands/Mesht/Fieldreate the Geometrylot Quantityn Geometry Volume
D Line PlotD Line Plothasehase Animationcalar Surf. and Vol. Plotsector Surface Plotscalar 3D Line Plotsector 3D Line Plotscalar 2D Line Plotscalar Point Plotsector Point PlotsD Plotslot Options/Far Field/Near Fieldiated Field Plotting tions
ell Online Help System 482 Copyright © 1996-2002 Ansoft Corporation
Maxw
Top
wing window appears. Click
PlotPlotPlotPlo
CPOIn23PPSVSVSSV3P
PlotPlotRadOp
Ansoft HFSS — Plot Menuics:
Go Back
Contents
Index
3D PlotsIf you generate a 3D polar plot of a far-field quantity, the folloon one of the fields below for its description.
Menu Commands/Mesht/Fieldreate the Geometrylot Quantityn Geometry Volume
D Line PlotD Line Plothasehase Animationcalar Surf. and Vol. Plotsector Surface Plotscalar 3D Line Plotsector 3D Line Plotscalar 2D Line Plotscalar Point Plotsector Point PlotsD Plotslot Options/Far Field/Near Fieldiated Field Plotting tions
ell Online Help System 483 Copyright © 1996-2002 Ansoft Corporation
Maxw
Top
ay change the name when
color key displays the range e colors on the plot. It is t scale. Mesh plots, surface
on.
e Plot/Modify command.
you to change the plot’s
Range of plotted field values.
PlotPlotPlotPlot
CPOIn2D3DPPSVSVSSV3DP
PlotPlotRadOp
Ansoft HFSS — Plot Menuics:
Go Back
Contents
More
Index
Plot OptionsName
By default, this displays the units used in the color key. You myou are defining the plot.
Show color keySelect this to display the plot’s color key (shown below). The of plotted field values, and which field values correspond to thautomatically updated if you change the color map type or plodrawings, and animated plots do not have color keys.
Moving the color keyTo move the color key, click on it and drag it to the new locati
Modifying a plot with the color keyUsing the color key to modify a plot has the same effect as th
> To modify a plot’s appearance using the color key:• Double-click on the color key. A window appears, allowing
attributes.
Name
Color map
Menu Commands/Mesh/Fieldreate the Geometrylot Quantityn Geometry Volume Line Plot Line Plot
hasehase Animationcalar Surf. and Vol. Plotsector Surface Plotscalar 3D Line Plotsector 3D Line Plotscalar 2D Line Plotscalar Point Plotsector Point Plots
Plotslot Options/Far Field/Near Fieldiated Field Plotting tions
ell Online Help System 484 Copyright © 1996-2002 Ansoft Corporation
Maxw
Top
raws contour lines at the en shaded (filled) and con-
contours is filled with the
n plot contours is left blank.
t.
tplane, or volume.
m and Minimum values.
olors assigned to the Maxi-
m plotted values — that is,
PlotPlotPlotPlot
CPOIn2D3DPPSVSVSSV3DP
PlotPlotRadOp
Ansoft HFSS — Plot Menuics:
Go Back
Contents
More
Index
FilledIf a scalar field quantity is plotted on a surface, the software dvarious field values. Select or deselect Filled to toggle betwetour (unfilled) plots.
• Select Filled to display a shaded plot. The area between color corresponding to the field value.
• Deselect Filled to display a contour plot. The area betweePlot Scale
These fields control how field quantities are scaled on the plo
Auto ScalePlots the full range of field values on the selected surface, cu
Use LimitsChoose this to plot only the field values between the Maximu
Field values above or below these values are plotted in the cmum or Minimum limits.
DivisionsThe number of divisions between the Maximum and Minimuthe number of contours on the plot.
LinearPlots field values on a linear scale.
LogarithmicPlots field values on a logarithmic scale.
Maximum Enter the highest field value to be plotted.Minimum Enter the lowest field value to be plotted.
Menu Commands/Mesh/Fieldreate the Geometrylot Quantityn Geometry Volume Line Plot Line Plot
hasehase Animationcalar Surf. and Vol. Plotsector Surface Plotscalar 3D Line Plotsector 3D Line Plotscalar 2D Line Plotscalar Point Plotsector Point Plots
Plotslot Options/Far Field/Near Fieldiated Field Plotting tions
ell Online Help System 485 Copyright © 1996-2002 Ansoft Corporation
Maxw
Top
re plotted, its shade corre-
ected spectrum to each field
antity at the point.
isplayed.f its x-, y-, and z-
PlotPlotPlotPlot
CPOIn2D3DPPSVSVSSV3DP
PlotPlotRadOp
Ansoft HFSS — Plot Menuics:
Go Back
Contents
More
Index
Color Map Type These options control the color of the plot.
RampPlots field quantities in a single color.
> To specify a single color for a plot:1. Choose Ramp.2. Choose the plot color from the color palette.
The color you selected appears next to Ramp. When fields asponds to the field value.
SpectrumThis plots field quantities in multiple colors.
> To select a spectrum color:1. Choose Spectrum.2. Select a spectrum color from the menu.
The 3D Post Processor assigns one of the colors from the selvalue that’s plotted.
Color BlockThis assigns a color to the plot.
> To specify a color:1. Click on the color block. An array of colors appears.2. Choose the new color for the plot.
The plot changes to the new color.
ValueFor a point plot, select this to display the value of the field qu
• If a scalar field quantity is being plotted, its magnitude is d• If a vector field quantity is being plotted, the magnitudes o
components are displayed.
Menu Commands/Mesh/Fieldreate the Geometrylot Quantityn Geometry Volume Line Plot Line Plot
hasehase Animationcalar Surf. and Vol. Plotsector Surface Plotscalar 3D Line Plotsector 3D Line Plotscalar 2D Line Plotscalar Point Plotsector Point Plots
Plotslot Options/Far Field/Near Fieldiated Field Plotting tions
ell Online Help System 486 Copyright © 1996-2002 Ansoft Corporation
Maxw
Top
g a marker.
he plot’s appearance.
ne of these shapes:
y being plotted.
he quantity being plotted.
at the point as an arrow. If -components are displayed.
ixed in size (2x2 and 4x4 is disregarded.
PlotPlotPlotPlot
CPOIn2D3DPPSVSVSSV3DP
PlotPlotRadOp
Ansoft HFSS — Plot Menuics:
Go Back
Contents
More
Index
MarkerFor scalar point plots, select this to plot the field quantity usin
Marker OptionsFor a point plot of a scalar field quantity, these fields control t
TypeSelect the type of marker that’s drawn at the point. Choose o
SphereBoxTetrahedronOctahedronPoint2Point4
SizeThe size of the marker in the model’s units of measurement.
Map SizeScales the size of the marker to the magnitude of the quantit
Map ColorAssigns a color to the marker according to the magnitude of t
ArrowFor a vector point plot, select Arrow to plot the field quantity this field is not selected, the values of the vector’s x-, y-, and z
Note: Point2 and Point4 create square markers that are fpixels). Because they are fixed in size, the Size field
Note: You must select Map Size, Map Color, or both.
Menu Commands/Mesh/Fieldreate the Geometrylot Quantityn Geometry Volume Line Plot Line Plot
hasehase Animationcalar Surf. and Vol. Plotsector Surface Plotscalar 3D Line Plotsector 3D Line Plotscalar 2D Line Plotscalar Point Plotsector Point Plots
Plotslot Options/Far Field/Near Fieldiated Field Plotting tions
ell Online Help System 487 Copyright © 1996-2002 Ansoft Corporation
Maxw
Top
ppearance.
the following:
ept the default.
antity being plotted.
eld quantity being plotted.
osed on the surface, line, or arrows (grid points) in the
PlotPlotPlotPlot
CPOIn2D3DPPSVSVSSV3DP
PlotPlotRadOp
Ansoft HFSS — Plot Menuics:
Go Back
Contents
More
Index
Arrow Options For a vector point plot, use these fields to specify the plot’s a
TypeControls how the plot’s arrows are displayed. Choose one of
SizeThe length of the arrows in the model’s units. In general, acc
Map SizeScales the size of the arrows to the magnitude of the field qu
Map ColorAssigns colors to arrows according to the magnitude of the fi
SpacingThe 3D Post Processor plots arrows on a grid that is superimpvolume you selected for the plot. Enter the distance betweenSpacing field. In general, accept the default.
ColorThis is the color of the plotted quantity on a 2D line plot.
> To specify the color:• Choose the color from the color palette.
The selected color then appears next to Color.
2D Draws two-dimensional, flat arrows.3D Draws three-dimensional, rounded arrows.
Note: You must select Map Size, Map Color, or both.
Menu Commands/Mesh/Fieldreate the Geometrylot Quantityn Geometry Volume Line Plot Line Plot
hasehase Animationcalar Surf. and Vol. Plotsector Surface Plotscalar 3D Line Plotsector 3D Line Plotscalar 2D Line Plotscalar Point Plotsector Point Plots
Plotslot Options/Far Field/Near Fieldiated Field Plotting tions
ell Online Help System 488 Copyright © 1996-2002 Ansoft Corporation
Maxw
Top
D line plot. Available only if
appears next to Marker.
only if Show Line is
ine is selected.
.
.
d it to the current 2D line ted.
PlotPlotPlotPlot
CPOIn2D3DPPSVSVSSV3DP
PlotPlotRadOp
Ansoft HFSS — Plot Menuics:
Go Back
Contents
More
Index
MarkerThis is the type of marker used to indicate data points on a 2Show Markers is selected.
> To specify the type of marker for a 2D line plot:1. Choose Marker. A palette of marker shapes appears.2. Select the shape you prefer. The new marker shape then
WidthThe width of the plotted line. In 2D line plots, this is availableselected.
> To specify the line width:1. Choose Line. A palette of line widths appears.2. Select the width you prefer.
StyleThis is the type of line that’s plotted. Available only if Show L
> To specify the line style:1. Choose Style. A palette of line styles appears.2. Select the style you prefer.
Show MarkersSelect this to display markers at data points on a 2D line plot
Show LineSelect this to display the plotted quantity as a line.
Show AxesSelect this to display the axes for a 3D far-field plot.
Use LightingSelect this to display the lighting effects for a 3D far-field plot
Add to Current PlotIf an additional field quantity is being plotted, select this to adplot. If Add to Current Plot is not selected, a new plot is crea
Menu Commands/Mesh/Fieldreate the Geometrylot Quantityn Geometry Volume Line Plot Line Plot
hasehase Animationcalar Surf. and Vol. Plotsector Surface Plotscalar 3D Line Plotsector 3D Line Plotscalar 2D Line Plotscalar Point Plotsector Point Plots
Plotslot Options/Far Field/Near Fieldiated Field Plotting tions
ell Online Help System 489 Copyright © 1996-2002 Ansoft Corporation
Maxw
Top
diated fields in the far-field the radiated fields in the
mand.
ted fields in the far-field
ly plotted on a spherical
the quantity to plot,
t whether or not to
or Cancel to cancel the
PlotPlotPlotPlotPloPlotRadOp
Ansoft HFSS — Plot Menuics:
Go Back
Contents
Index
Plot/Far FieldChoose Plot/Far Field to plot the most recently computed raregion. This command is active only after you have computedfar-field region using the Radiation/Compute/Far Field com
> To plot the far field:1. Choose Plot/Far Field after you have computed the radia
region. The following window appears:
2. Select the quantity to plot. 3. Select the polarization of the quantity you are plotting.4. Select the component of the quantity you are plotting.5. Leave the Geometry set to Sphere. Since far fields are on
grid, this is the only option available.6. Select the plot type.7. Select the fixed variable and the angle(s) to plot. 8. If you have selected Radar Cross Section or rE Field as
specify the units for the plot.9. Select whether or not to plot the data in dB.10. If you have selected rE Field as the quantity to plot, selec
normalize the data.11.Choose OK to plot the radiated fields in the far-field region
action.
Menu Commands/Mesh/Fieldt/Far Field/Near Fieldiated Field Plotting tions
ell Online Help System 490 Copyright © 1996-2002 Ansoft Corporation
Maxw
Top
adiated fields in the near-ute the radiated fields in the ommand.
iated fields in the near-mand. The Plot Near
s for the plot.
ion with the settings you
PlotPlotPlotPlotPlotPloRadOp
Ansoft HFSS — Plot Menuics:
Go Back
Contents
Index
Plot/Near FieldChoose Plot/Near Field to plot the most recently computed rfield region. Before plotting the near field, you must first compnear-field region using the Radiation/Compute/Near Field c
> To plot the near field:1. Choose Plot/Near Field after you have computed the rad
field region using the Radiation/Compute/Near Field comField window appears:
2. Select the quantity to plot. 3. Select the polarization of the E-field.4. Select the component of the E-field.5. Select the geometry for the plot.6. Select the plot type.7. Select the fixed variable and the angle(s) or line segment8. Select the units for the plot.9. Select whether or not to plot the data in dB.10.Select whether or not to normalize the data.11.Choose OK to plot the radiated fields in the near-field reg
have specified or Cancel to cancel the action.
Menu Commands/Mesh/Field/Far Fieldt/Near Fieldiated Field Plotting tions
ell Online Help System 491 Copyright © 1996-2002 Ansoft Corporation
Maxw
TopPlotPlotPlotPlotPlotPlotRadOp
QPCGTyFLiPUdBN
g plotting options:
hange to: Plots the y pattern. This is the the total radiated
e to: Plots the angu-This is the radiated ted power.
ld. Change to: Plots is of the electric field
tion, , where λ0
ctric field.
σλ02
--------
Ansoft HFSS — Plot Menuics:
Go Back
Contents
More
Index
Menu Commands/Mesh/Field/Far Field/Near Fieldiated Field Plotting tionsuantityolarizationomplex Componenteometrype
ixed Variablene Segmenthi/Theta Anglenits
ormalize
Radiated Field Plotting OptionsWhen you are plotting radiated fields, select from the followin
QuantitySelect the quantity to plot from the following:
Antenna DirectivityPattern
Plots the directivity of the antenna. Cangular dependence of the directivitradiated field pattern normalized by power.
Antenna GainPattern
Plots the gain of the antenna. Changlar dependence of the gain pattern. field pattern normalized by the accep
Axial Ratio Plots the axial ratio of the electric fiethe ratio of the major to the minor axpolarization ellipse.
Normalized RCS Plots the normalized radar cross secis the wavelength of free space.
Polarization Ratio
Plots the polarization ratio of the ele
ell Online Help System 492 Copyright © 1996-2002 Ansoft Corporation
Maxw
TopPlotPlotPlotPlotPlotPlotRadOp
QPCGTFLPUdN
RCS is measured in by
radiated electric by the distance, r.For far fields this is
present in the problem.e only available if inci-
Ansoft HFSS — Plot Menuics:
Go Back
Contents
Index
Menu Commands/Mesh/Field/Far Field/Near Fieldiated Field Plotting tionsuantityolarizationomplex Componenteometryypeixed Variableine Segmenthi/Theta AnglenitsBormalize
Radar Cross Section Plots the radar cross-section, σ. Themeters squared and is represented
where• Escat is the scattered E-field.• Einc is the incident E-field.
E Component Field Plots the selected component of thefield. For far fields, this is multiplied
E Total Field Plots the total radiated electric field. multiplied by the distance, r.
Note: Antenna Gain Pattern is only available if ports areNormalized RCS and the Radar Cross Section ardent waves are present in the problem.
σ4πr2 Escat
2
Einc2
-----------------------------=
ell Online Help System 493 Copyright © 1996-2002 Ansoft Corporation
Maxw
TopPlotPlotPlotPlotPlotPlotRadOp
QPCGTyFLiPUdBN
electric field. the components.
nt for a left-hand circularly
nt for a right-hand circularly
redominantly left-hand circu-qual to:
jEφ)
jEφ)
Eφ)
jEφ)----------
Ansoft HFSS — Plot Menuics:
Go Back
Contents
More
Index
Menu Commands/Mesh/Field/Far Field/Near Fieldiated Field Plotting tionsuantityolarizationomplex Componenteometrype
ixed Variablene Segmenthi/Theta Anglenits
ormalize
PolarizationFor some quantities, you must specify the polarization of the
Total Plots the combined magnitude ofPhi Plots only the φ-component.Theta Plots only the θ-component.X Plots only the x-component.Y Plots only the y-component.Z Plots only the z-component.LHCP Plots only the dominant compone
polarized field, which is equal to:
RHCP Plots only the dominant componepolarized field, which is equal to:
Circular/LHCP Plots the polarization ratio for a plarly polarized antenna, which is e
12------- Eθ –(
12------- Eθ +(
12------- Eθ j–(
12------- Eθ +(-----------------------
ell Online Help System 494 Copyright © 1996-2002 Ansoft Corporation
Maxw
TopPlotPlotPlotPlotPlotPlotRadOp
QPCGTFLPUdN
the Technical Notes.
redominantly right-hand cir-s equal to
redominantly φ-polarized
redominantly θ-polarized
nt for an x-polarized aper- of cross polarization. This
nt for a y-polarized aperture ross polarization. This is
ixed variable. variable.d variable.
e fixed variable.
jEφ)
Eφ)---------- .
.
.
Ansoft HFSS — Plot Menuics:
Go Back
Contents
Index
Menu Commands/Mesh/Field/Far Field/Near Fieldiated Field Plotting tionsuantityolarizationomplex Componenteometryypeixed Variableine Segmenthi/Theta AnglenitsBormalize
For further information on polarization, refer to Polarization in
Complex ComponentSelect the component of the data to display:
Circular/RHCP Plots the polarization ratio for a pcularly polarized antenna, which i
Spherical/Phi Plots the polarization ratio for a pantenna, which is equal to
Spherical/Theta Plots the polarization ratio for a pantenna, which is equal to
Ludwig 3/X dominant Plots only the dominant componeture using Ludwig’s third definitionis equal to Eθcosφ - Eφsinφ.
Ludwig 3/Y dominant Plots only the dominant componeusing Ludwig’s third definition of cequal to Eθsinφ + Eφcosφ.
Magnitude Plots the magnitude of the data versus the fPhase Plots the phase of the data versus the fixedReal Plots the real part of the data versus the fixeImaginary Plots the complex part of the data versus th
12------- Eθ +(
12------- Eθ j–(-----------------------
EφEθ------
EθEφ------
ell Online Help System 495 Copyright © 1996-2002 Ansoft Corporation
Maxw
TopPlotPlotPlotPlotPlotPlotRadOp
QPCGTFLPUdN
d fields on a spherical sur-
ither phi or theta as the
in the far-field region, ble.e near-field region, the
layed next to the
d fields along a line seg-n Line is selected:
the Fixed Variable.m the Type menu.
r grid.sian grid.
lar grid.
disabled.
Ansoft HFSS — Plot Menuics:
Go Back
Contents
Index
Menu Commands/Mesh/Field/Far Field/Near Fieldiated Field Plotting tionsuantityolarizationomplex Componenteometryypeixed Variableine Segmenthi/Theta AnglenitsBormalize
GeometrySelect one of the following geometry types:
TypeSelect one of the following plot types:
Sphere Select this if you have computed the radiateface. Keep the following things in mind:• When this is selected, you can choose e
Fixed Variable.• If you have computed the radiated fields
Sphere is the only geometry type availa• If you are plotting the radiated fields in th
radius the field was calculated at is dispGeometry menu.
Line Select this if you have computed the radiatement. Keep the following things in mind whe• You can choose an axis or the radius as• You do not need to select a plot type fro
2D Polar Displays the plot on a two-dimensional pola2D Cartesian Displays the plot on a two-dimensional carte3D Polar Displays the plot on a three-dimensional po
Note: If you are plotting the near field along a line, Type is
ell Online Help System 496 Copyright © 1996-2002 Ansoft Corporation
Maxw
TopPlotPlotPlotPlotPlotPlotRadOp
QPCGTF
LPUdN
ted. For line geometries, the .
hether to plot the field
f the problem region, you , specifying phi as the fixed ss-sections at selected phi g theta as the fixed variable
for horizontal cross-sections
t field values. Only line seg- in the list box. Use Select one to deselect them.
ngles to plot. The angles s in the list represent the start and stop range) of the ted. Use Select All to select values.
Ansoft HFSS — Plot Menuics:
Go Back
Contents
Index
Menu Commands/Mesh/Field/Far Field/Near Fieldiated Field Plotting tionsuantityolarizationomplex Componenteometryypeixed VariableLineSphere
ine Segmenthi/Theta AnglenitsBormalize
Fixed VariableThe fixed variable displayed depends on the Geometry selecfixed variable is called Independent Variable in the interface
LineIf you computed the near field along a line segment, select wagainst the x-axis, y-axis, z-axis, or radius.
SphereTo plot radiated fields in horizontal or vertical cross sections ospecify which variable — phi or theta — is fixed. For instancevariable instructs the system to display values for vertical crocuts of the problem region at a set of theta rotations. Specifyininstructs the system to compute values in the theta direction of the problem region at a set of phi rotations.
Line Segment(Line Segments only.) Select the line segment on which to ploments along which the near field has been computed appearAll to select all the line segments in the list box. Use Select N
Phi/Theta Angle(Sphere only.) From the list, select the phi or theta angle or alisted depend on the fixed variable that is selected. The valuerotations (specified as the steps for the dependent variable’s various spherical cross sections on which fields were generaall the values in the list box. Use Select None to deselect the
UnitsSelect the units for the display from the toggle menu.
dBSelect dB to scale the data logarithmically.
ell Online Help System 497 Copyright © 1996-2002 Ansoft Corporation
Maxw
TopPlotPlotPlotPlotPlotPlotRadOp
QPCGTFLPUdN
d with respect to their maxi-r example, the x-component and |Ey| were plotted, all val-
(Component or Total) or rE
Ansoft HFSS — Plot Menuics:
Go Back
Contents
Index
Menu Commands/Mesh/Field/Far Field/Near Fieldiated Field Plotting tionsuantityolarizationomplex Componenteometryypeixed Variableine Segmenthi/Theta AnglenitsBormalize
NormalizeSelect Normalize to normalize the field quantities to be plottemum value (that is, it divides all values by the maximum). Foof E, Ex, would be divided by the maximum of Ex. If both |Ex| ues would be divided by |Ex| or |Ey|, whichever is greater.
This option is only available if you have selected the E Field Field (Component or Total) as the quantity to plot.
ell Online Help System 498 Copyright © 1996-2002 Ansoft Corporation