Getting Started - KIT - SCC

1 1 Objectives:In this exercise you will perform the following MSC PATRAN and run a Session , resize and iconify windows and familiar with Screen familiar with the on-line help 1 Getting StartedModel Description:In this exercise you will access MSC PATRAN, create an MSC PATRAN database, and run a prepared Session file. The Session file will create anMSC PATRAN model that you will use throughout this exercise. Next youwill practice moving, resizing and iconifying the graphic viewport andmenu forms. You will also learn to use the on-line help the emphasis of this first exercise is learning the fundamentals ofMSC PATRAN, small discussions will be interspersed throughout thelesson to describe the general format and operation of MSC your xterm window should see various status messages being printed in the xterm a short time the following MSC PATRAN menus will Form,Initially all selections within theMain Formare ghosted except theFileselection.

2 Typically when an option does not pertain to the task you areperforming, MSC PATRAN ghosts that selection, to make it easier for youto choose the viable options. For example, move the mouse cursor to theFileselection in theMain Formand click the left mouse button. In the pull-down menu that appears only the operations that pertain to themanipulating databases are active, since the first thing you must do whenstarting MSC PATRAN is access a a new database Database Nameexercise_1 AccessingPATRANPATRAN$# Session file Started recording at 25-Dec-95 03:38:15$# Recorded by MSC/PATRAN Release 12/25/95 03:36:58 PM$# NetLS Initialization complete. Acquiring license(s)..uGeometryuFEMuLBCsuMaterials uPropertiesuLoad CasesuFieldsuAnalysis uResults uInsightuXY PlotFileGroupViewportViewingDisplayPrefe rencesTools Insight ControlHistory a short time you should see your graphics viewport Model Preferencesform will also appear when a newdatabase is opened.

3 The Tolerance section of the form allows you toselect how MSC/PATRAN will decide when two points ,Based on Model, calculates the tolerance of the inputApproximate Maximum Model selection,Default, uses the default global modeltolerance. Select theDefaultTolerance. The form also allows you toselect theAnalysis CodeandAnalysis Typepreferences which affectthe formatting of various forms throughout your modeling session. Donot change the defaultMSC/NASTRAN are now going to play a session file which containsMSC PATRAN commands. The commands will create the model thatwill be used in this theFilter contains*.ses*. Only file names containing that string will appear intheSession File List.

4 The * s are wild-cards and represent anycombination of the filter to make it more specific. Change*.ses*toex*.ses*by positioning the mouse cursor after the last forward slash, clickingthe left mouse button, and typing the Model PreferenceToleranceDefaultAnalysis Code:MSC/NASTRANA nalysis TypeStructuralOKFile/ *.ses*Filter/ex*.ses*FilterPlaying aSession FileChangingthe 1 Getting StartedNow all the files in your directory that start with ex and contain .ses are available in theSession File List selection set up the display turn on the display lines and entity labels byselecting these two icons from the tool barNote: Display lines are used only to help visualize the geometry andthe labels are the ID numbers of the geometry.

5 They are placed at theentities Fileis a recording of all the commands used during onemodeling session. There is actually aSession Filerecording yourMSC PATRAN commands right you play aSession File, you play, or re-enter, all the commandsthat are stored in theSession MSC/PATRAN commandsappear in theHistory Window as they are read from the theSession Fileis running let s discuss the system icons at thetop on the Main Form. Notice the MSC PATRANH eartbeat heartbeat changes colors to inform the user of MSC PATRAN the heartbeat isgreen, MSC PATRAN is waiting for you to enter File the heartbeat isblue, MSC PATRAN is busy with an operation, butit can be interrupted by clicking on the MSC PATRANHand.

6 Theoperation of theHandis similar to control C (interrupt task).If the heartbeat isred, MSC/PATRAN is busy with an operation andcannot be interrupted. Typing or mouse selections at this time will are four more buttons in the upper right hand cornerMain paint brush is theRefresh Graphicsbutton which repaints themodel. After you delete something from the window, or pull menusover the window, the model might need repainting. If it does, press pencil eraser is theUndobutton and can be used to undo mostcommands. Only the previous operation can be undone by the push broom is theReset Graphicsbutton which removes allfringe and marker plots, all automatic titles, highlighting anddeformed shape plots.

7 The viewport will be repainted in wireframemode. This button works on all posted viewports in entity Mode butonly on the groups posted in the current viewport in Group button resets your graphics to the multiple windows are on display, to bring the MSC/PATRAN main display to the top, thePush Window icon is ,Undo 1 Getting StartedThe model should now be created and look like the one shown are now going to practice moving, resizing, andiconifying the graphics viewport and , place the mouse cursor in the graphics viewport s title bar, holddown the left mouse button, and drag the window down the outline of the window will appear as you move the the mouse button and the window will be rerendered in thenew resize the viewport vertically place the cursor over theborder at the bottom of the viewport.

8 The pointer will thenchange to a vertical down the left mouse button and drag the pointer down. Anoutline of the viewport will be displayed as you move the ,resizing the mouse button and the viewport will be resize the viewport horizontally place the cursor overthe border at the right of the viewport. The pointer willchange to a horizontal arrow. Hold down the left mousebutton and drag the pointer to the you move the mouse an outline will appear as the view is the mouse button to rerender the resize the height and width of the viewportsimultaneously place the mouse cursor on the lower rightcorner of the viewport border. The cursor changes to thearrow shown the left mouse button down and drag the pointer down and to theright.

9 Release the button to rerender the on theIconify buttonin the upper right corner of theMain window will close and an icon will 1 Getting StartedDouble click on the icon and the window will will now practice erasing, not deleting, parts of yourMSC PATRAN model. The purpose of this step is to usethe on-line help system to obtain information pertaining toa MSC PATRAN function that you have not should now see the following two obtain help on the use of thePlot/Eraseform place the mousecursor in the form and type theF1-key (Help-key at some sites). Readthe help page for thePlot/Eraseform to familiarize yourself with thefunction of each box and button on the form. Next, do the same for theSelect reading the first few help pages pertaining to bothforms you now know that theSelect Menuallows you to filter theDisplay/ helpsystemSelected Entities ButtonsPlot/EraseSelected EntitiesErasePlotPlot All EntitiesErase All EntitiesPlot All Posted GeometryErase All GeometryPlot All Posted FEME rase All FEMOKC oord.

10 Types you can pick with the mouse, and that there are severalselection methods that allow you to singly or multiply select the entitytypes from your model. You are now going to try a subset of theselection methods. Click onDonein theHelp Pagesto remove themfrom the screen. By pointing to individual icons in theSelect Menu,keywords will display explaining the function of the are three methods that can be used to select multipleMSC PATRAN entities. They are the shift-click, click-drag, sure you understand the picking settings before you do thefollowing the mouse cursor inside theSelected Entitiesbox in thePlot/Eraseform and click the left mouse button. To make the selectionprocess easier, click on theGeometric Entityicon in PickingEnclose 1 Getting Menuwill reformat showing specific geometricentities.