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ANSYS Basics
Module 3
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Training Manual ANSYS Basics
In this chapter, we will discuss the basics of how to enter andexit ANSYS, how to use the GUI and on-line help, and thedatabase and files created b ANSYS!
"opics #o$ered%A! Startin& ANSYS
B! "he GUI
#! Graphics ' (ic)in&
*! +n- ine elp
.! "he *atabase and /iles
/! .xitin& ANSYS
G! 0or)shop
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A. Starting ANSYS
"here are two wa s to start ANSYS% B auncher
B #o11and ine
auncher
Allows ou to start ANSYS and otherANSYS utilities b pressin& buttonson a 1enu!
+n Unix s ste1s, issue xansys57 & tobrin& up the launcher!
+n 0indows s ste1s, press Start >Programs > ANSYS 5.7 !
Unixlauncher
0indowslauncher
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...Starting ANSYS
auncher 2cont d4
Auto1aticall brin&s up the GUI 2Graphical User Interface4 when ANSYS isstarted in interacti$e 1ode!
A note on Interacti$e $s! Batch 1ode%
Interacti$e 1ode allows ou to interact 5li$e6 withANSYS, re$iewin& each operation as ou &o!
Batch 1ode wor)s on an input file of co11andsand allows ou to run ANSYS in the bac)&round!
No li$e interaction, therefore an errors ininput will cause the batch run to stop!
Best suited for operations that don t need user
interaction, such as a sol$e! 0e will 1ainl co$er interacti$e 1ode in this
course!
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...Starting ANSYS
auncher 2cont d4
(ressin& the Interactive button on thelauncher brin&s up a dialo& boxcontainin& start-up options% ANSYS product
0or)in& director - the director inwhich all files will be stored! Graphics de$ice - set to 3-* if ou
ha$e a 3-* &raphics de$ice card!+therwise, set to 788 on Unix, win39on 0indows!
:obna1e - file na1e prefix, up to 39characters, assi&ned to all filesproduced b this session! *efaults to5file6 or last specified na1e!
A1ount of 1e1or - default $aluesshould suffice in 1ost cases!
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...Starting ANSYS
auncher 2cont d4 After choosin& the desired start-up options, press the ;un
button to start ANSYS!
#o11and ine
ANSYS is started b t pin& a co11and at the s ste1 le$el!/or exa1ple% ans s
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...Starting ANSYS
#o11and ine 2cont d4 " pical start-up options, co11onl )nown as command line
options, are%
-& 2to auto1aticall brin& up the GUI upon start-up4
-p product_code
-d graphics_device
-> jobname
-1 memory
"he wor)in& director is the director in which the co11andis issued!
;efer to our ANSYS Installation and Con iguration !uide fordetails on the co11and line options!
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.nterin& ANSYS brin&s up the followin& GUI windows%
Input*ispla s pro&ra1pro1pt 1essa&esand a text field fort pin& co11ands! Allpre$iousl t pedco11ands appear foreas reference andaccess!
Main Menu#ontains the pri1arANSYS functions,or&ani@ed bprocessors2preprocessor,solution, &eneralpostprocessor, etc!4
+utput*ispla s text outputfro1 the pro&ra1! Itis usuall positionedbehind the otherwindows and can beraised to the frontwhen necessar !
Utilit Menu#ontains functionswhich are a$ailablethrou&hout theANSYS session, suchas file controls,selectin&, &raphicscontrols, para1eters,and exitin&!
"oolbar #ontains pushbuttons for executin&co11onl usedANSYS co11andsand functions!#usto1i@ed buttonscan be created!
Graphics*ispla s &raphicscreated in ANSYS ori1ported into ANSYS!
ANSYS Basics
B. "he !#I
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Main Menu #ontains the 1ain functions re uired for an
anal sis!
Independent, 5stic) 6 windows allow ou to
co1plete all necessar steps before 1o$in& on tothe next function!
#on$entions% indicates a dialo& box
C indicates &raphical pic)in&
D indicates a sub1enu
2blan)4 indicates an action
ANSYS Basics
..."he !#I
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..."he !#I
Utilit Menu #ontains utilities that are &enerall a$ailable throu&hout the
ANSYS session% &raphics, on-line help, select lo&ic, filecontrols, etc!
Sa1e con$entions as Main Menu% indicates a dialo& box
C indicates &raphical pic)in&
D indicates a sub1enu
2blan)4 indicates an action
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..."he !#I
Input 0indow Allows ou to enter co11ands! 2Most GUI functions actuall
5send6 co11ands to ANSYS! If ou )now these co11ands,ou can t pe the1 in the Input 0indow!4
Also used for pro1pts durin& &raphical pic)in&!
#o11and S ntax
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..."he !#I
"oolbar #ontains abbreviations -- short-cuts to co11onl used
co11ands and functions!
A few predefined abbre$iations are a$ailable, but ou can add
our own! ;e uires )nowled&e of ANSYS co11ands! A powerful feature which ou can use to create our own
5button 1enu6 s ste1E
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..."he !#I
a out "hree predefined 1enu la outs are a$ailable
2La nc!er > Interactive > "#I $on%ig ration 4% Input window on left 2default4
Input window on ri&ht
Input window on botto1
You can also create our own la out and thensa$e it usin& #ti ity 'en > 'en $tr s > Save'en Layo t. Unix s ste1s store the la out in an AS#II resource
file called ANSYS57 , located in ()*'+ !
0indows s ste1s store the la out in the s ste1re&istr !
In, t
In, t
In, t
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..."he !#I
(references
"he (references dialo& 2 Main Menu D(references 4 allows ou to filter out1enu choices that are not applicableto the current anal sis!
/or exa1ple, if ou are doin& ather1al anal sis, ou can choose tofilter out other disciplines, therebreducin& the nu1ber of 1enu ite1sa$ailable in the GUI% +nl ther1al ele1ent t pes will be
shown in the ele1ent t pe selectiondialo&!
+nl ther1al loads will be shown!
.tc!
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..."he !#I
+ther GUI Notes So1e dialo& boxes ha$e both Appl and +F buttons!
Appl applies the dialo& settin&s, but retains 2does not close4the dialo& box for repeated use!
+F applies the dialo& settin&s and closes the dialo& box!
"he +utput 0indow is independent of the ANSYS 1enus!Caution$ Closing the output %indo% closes the entire ANSYSsession&
;e1e1ber that ou are not restricted to usin& the 1enus! Ifou )now the co11and, feel free to enter it in the Input0indowE
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C. !raphics / -ic0ing
"he 1ost hea$il used interacti$ecapabilities are &raphics and &raphicalpic)in&! Graphics is used to $isuali@e the 1odel,
loadin&, results, and other input andoutput data!
(ic)in& is used for 1odel creation,1eshin&, loadin&, etc!
Use P ot in the Utilit 1enu to produceplots, or issue the co11ands shown!
-re, ot, ot, ot
a, otv, otn, ote, otg, ot
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...!raphics / -ic0ing
"he P ot$tr s 1enu is used to controlhow the plot is displa ed% plot orientation
@oo1
colors
s 1bols
annotation
ani1ation
etc!
A1on& these, chan&in& the plotorientation 2 vie% 1 and @oo1in& are the1ost co11onl used functions!
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...!raphics / -ic0ing
"he default $iew for a 1odel is the front$iew% loo)in& down the C axis of the1odel!
"o chan&e it, use d na1ic 1ode H a wa toorient the plot d na1icall usin& the#ontrol )e and 1ouse buttons! #trl C eft 1ouse button pans the 1odel!
#trl C Middle 1ouse button%@oo1s the 1odel
spins the 1odel 2about screen 4
#trl C ;i&ht 1ouse button rotates the 1odel%about screen 7
about screen Y
(
;
$tr
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...!raphics / -ic0ing
If ou don t want to hold down the#ontrol )e , ou can use the * na1icMode settin& in the Pan/0oom/1otate dialo& box! "he sa1e 1ouse button assi&n1ents
appl !
+n 3-* &raphics de$ices, ou can alsod na1icall orient the li&ht source!Useful for different li&ht sourceshadin& effects!
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...!raphics / -ic0ing
+ther functions in the (an-oo1-;otate dialo& box% (reset $iews
oo1-in on specific re&ionsof the 1odel
(an, @oo1, or rotate indiscrete incre1ents 2asspecified b the ;ate slider4
;otation is about thescreen 7, Y, coordinates!
/it the plot to the window
;eset e$er thin& to default
2ront 30 vie4 %rom 6 89:ac /0 vie4 6 /89;o, 3Y vie4 6 8 9:ot /Y vie4 6 /8 91ig!t 3< vie4 68 9Le%t /< vie4 6/8 9Iso Isometric 68 8 89*= i *= i e 68 ? @9
P or ing , ane vie4
0oom :y ,ic ing center o% as are
:ox 0oom :y ,ic ing t4o cornerso% a =ox
in 0oom Same as :ox 0oom= t =ox is ,ro,ortionato 4inBo4.
:ac #, #nCoom to ,revio sCoom.
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...!raphics / -ic0ing
(ic)in&
(ic)in& allows ou to identif 1odelentities or locations b clic)in& in theGraphics 0indow!
A pic)in& operation t picall in$ol$es theuse of the 1ouse and a pic0er 1enu! It isindicated b a C si&n on the 1enu!
/or exa1ple, ou can create )e points bpic)in& locations in the Graphics
0indow and then pressin& +F in thepic)er!
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...!raphics / -ic0ing
"wo t pes of pic)in&%
;etrie$al pic)in& (ic)in& existin& entities for a
subse uent operation!
Allows ou to enter entitnu1bers in the Input 0indow!
Use the -ic0 All button toindicate all entities!
ocational pic)in&
ocatin& coordinates of a point,such as a )e point or node!
Allows ou to enter coordinatesin the Input 0indow!
.xa1ple of ;etrie$al (ic)er
.xa1ple of ocational (ic)er
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...!raphics / -ic0ing
Mouse button assi&n1ents for pic)in&%
eft 1ouse button pic)s 2or unpic)s4the entit or location closest to the1ouse pointer! (ressin& and dra&&in&allows ou to 5pre$iew6 the ite1 bein&
pic)ed 2or unpic)ed4! Middle 1ouse button does an Appl !
Sa$es the ti1e re uired to 1o$e the1ouse o$er to the (ic)er and press theAppl button! Use Shift-;i&ht button ona two-button 1ouse!
;i&ht 1ouse button to&&les betweenpic) and unpic) 1ode!
(ic)
Appl
"o&&le (ic) Unpic)
#n,icPic
#ursor displa %
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...!raphics / -ic0ing
otspot locations for pic)in&%
Areas and Jolu1es ha$e one hotspot near the centroid ofthe solid 1odel entit !
ines ha$e three hotspots - one in the 1iddle and one neareach end!
0h this is i1portant% 0hen ou are re uired to 5pic)6 anentit , ou 1ust pic) on the hotspot!
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...!raphics / -ic0ing
'emo$ Sho% locational pic0ing by creating a e% 0eypoints. Also sho%
the use o middle and right mouse buttons.
Sho% retrieval pic0ing by creating a e% lines
Sho% (2oop* by creating an A2 area
Sho% (-ic0 All* by deleting area only
'o )-2 ", 2-2 ", etc. %ith and %ithout numbering. "ype in ae% o these commands.
Sho% the use o pan34oom3rotate
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'. n32ine 5elp
ANSYS uses an "M -based docu1entation s ste1 topro$ide extensi$e on-line help!
You can &et help on% ANSYS co11ands
ele1ent t pes
anal sis procedures
special GUI 5wid&ets6 such as (an- oo1-;otate
You can also access%
"utorials Jerification 1odels
"he ANSYS web site
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... n32ine 5elp
"here are se$eral wa s to start the help s ste1% auncher D elp S ste1
Utilit Menu D elp D elp "opics
Any dialog bo+ D elp
" pe . (, name in the Input 0indow! Name is a co11and orele1ent na1e!
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... n32ine 5elp
(ressin& the elp S ste1 button on the launcher brin&s up a help browserwith% a navigational window containin& "able of #ontents, Index, a Search Utilit , and a
/a$orites "ab
a document window containin& the help infor1ation!
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... n32ine 5elp
ANSYS also pro$idesan "M -based on-line tutorial!
"he tutorial consistsof detailedinstructions for a setof proble1s sol$ed inANSYS!
"o access the tutorial,clic) on Utilit Menu Delp D ANSYS"utorials !
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... n32ine 5elp
'emo$ 2aunch the help system rom the launcher
Bring up an Analysis !uide
"ype (help,0plot* in the Input %indo%
Search or the string (harmonic response*
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. "he 'atabase / 6iles
"he ter1 ANSYS database refers to the data ANSYS1aintains in 1e1or as ou build, sol$e, and postprocessour 1odel!
"he database stores both our input data and ANSYS resultsdata%
Input data -- infor1ation ou 1ust enter, such as 1odeldi1ensions, 1aterial properties, and load data!
;esults data -- uantities that ANSYS calculates, such asdisplace1ents, stresses, strains, and reaction forces!
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..."he 'atabase / 6iles
Sa$e and ;esu1e
Since the database is stored in the co1puter s 1e1or2;AM4, it is &ood practice to save it to dis) fre uentl so thatou can restore the infor1ation in the e$ent of a co1putercrash or power failure!
"he SAJ. operation copies the database fro1 1e1or to afile called the database ile 2or db ile for short4! "he easiest wa to do a sa$e is to clic) on "oolbar D SAJ.K*B
+r use%
Utilit Menu D /ile D Sa$e as :obna1e!db Utilit Menu D /ile D Sa$e as SAJ. co11and
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"o restore the database fro1 the db file bac) into 1e1or ,use the ;.SUM. operation! "oolbar D ;.SUM.K*B
+r use% Utilit Menu D /ile D ;esu1e :obna1e!db
Utilit Menu D /ile D ;esu1e fro1 ;.SUM. co11and
"he default file na1e for SAJ. and ;.SUM. is jobname !db , but ou can choose a different na1e b usin& the 5Sa$e as6
or 5;esu1e fro16 functions!
ANSYS Basics
..."he 'atabase / 6iles
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..."he 'atabase / 6iles
Notes on SAJ. and ;.SUM.% #hoosin& the 5 Save as* or 5 7esume rom* function does N+"
chan&e the current >obna1e!
If ou sa$e to the default file na1e and a jobname.db alreadexists, ANSYS will first cop the 5old6 file to jobname.dbb as abac)-up!
"he db file is si1pl a 5snapshot6 of what is in 1e1or at theti1e the sa$e is done!
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..."he 'atabase / 6iles
"ips on SAJ. and ;.SUM.% (eriodicall sa$e the database as ou pro&ress throu&h an
anal sis! ANSYS does N+" do auto1atic sa$es!
You should definitel SAJ. the database before atte1ptin& anunfa1iliar operation 2such as a Boolean or 1eshin&4 or anoperation that 1a cause 1a>or chan&es 2such as a delete4!
;.SUM. can then be used as an 5undo6 if ou don t li)e theresults of that operation!
SAJ. is also reco11ended before doin& a sol$e!
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..."he 'atabase / 6iles
#learin& the *atabase
"he #lear *atabase operation allowsou to 5@ero out6 the database andstart fresh! It is si1ilar to exitin&and re-enterin& ANSYS!
Utilit Menu D /ile D #lear ' StartNew
+r use the # .A; co11and!
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..."he 'atabase / 6iles
" pical files% jobname !lo&% o& file, AS#II!
#ontains a lo& of e$er co11and issued durin& the session! If ou start a second session with the sa1e >obna1e in the
sa1e wor)in& director , ANSYS will append to the pre$iouslo& file 2with a ti1e sta1p4!
jobname !err% .rror file, AS#II! #ontains all errors and warnin&s encountered durin& the
session! ANSYS will also append to an existin& error file!
jobname !db, !dbb% *atabase file, binar !
#o1patible across all supported platfor1s! jobname !rst, !rth, !r1&, !rfl% ;esults files, binar !
#ontains results data calculated b ANSYS durin& solution! #o1patible across all supported platfor1s!
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6. +iting ANSYS
"hree wa s to exit ANSYS% "oolbar D UI"
Utilit Menu D /ile D .xit
Use the .7I" co11and in the Input 0indow
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