tài liệu robot structural analysis 2010

Autodesk Robot Structural Analysis Professional 2010 page: 3

THNG TIN TNG QUAN ..................................................................................................................................5

CI T V THIT LP .................................................................................................................................5 LA CHN LAYOUT .......................................................................................................................................6 THUC TNH MENU ........................................................................................................................................6 BNG D LI!U V KT QU ........................................................................................................................7 CI T TRUY B&T I'M .............................................................................................................................7 HI'N TH( KCH TH*C KT C+U ................................................................................................................8 KI'M TRA -I T.NG ..................................................................................................................................8

1. THIT K B TNG CT THP KHUNG 2D ................................................................................9

1.1 (NH NGHA M HNH ...........................................................................................................................10 1.1.1 nh ngha phn t ...............................................................................................................................11 1.1.2 nh ngha th vin kt cu ..................................................................................................................12 1.1.3 nh ngha gi ................................................................................................................................14 1.1.4 nh ngha cc tr ng h!p t"i ..............................................................................................................14 1.1.5 nh ngha t"i tr$ng cc tr ng h!p t"i ...............................................................................................15

1.2 PHN TCH KT C+U ..............................................................................................................................16 1.3 PHN TCH KT QU ..............................................................................................................................17 1.4 THIT K D8M BTCT ..............................................................................................................................18 1.5 THIT K CT BTCT ...............................................................................................................................19 1.6 THIT K NHI:U PH;N T< BTCT .........................................................................................................21

2. THIT K THP KHUNG 2D ........................................................................................................23

2.1 (NH NGHA M HNH ...........................................................................................................................24 2.2 (NH NGHA CC TR>NG H.P TI V TI TRNG ......................................................................25 2.3 (NH NGHA TI TRNG DO TUYT/GI ...........................................................................................26 2.4 PHN TCH KT C+U ..............................................................................................................................27 2.5 PHN TCH CHI TIT ..............................................................................................................................27 2.6 PHN TCH TON B .............................................................................................................................28 2.7 THIT K THP ........................................................................................................................................29 2.8 B- TR BN IN .........................................................................................................................................32

3. PHN TCH N H&I'D(O.............................................................................................................34

3.1 (NH NGHA M HNH ..........................................................................................................................34 3.1.1 CH'N TIU CHU-N ...........................................................................................................................34 3.1.2 nh ngha h tr.c kt cu ....................................................................................................................35 3.1.3 nh ngha phn t ...............................................................................................................................36 3.1.4 nh ngha th vin kt cu ..................................................................................................................38 3.1.5 Thm nt ph. ........................................................................................................................................39 3.1.6 nh ngha gi trn thanh ...............................................................................................................39 3.1.7 nh ngha gi .................................................................................................................................40 3.1.8 nh ngha khim khuyt hnh h$c ........................................................................................................40 3.1.9 nh ngha cc tr ng h!p t"i ..............................................................................................................41 3.1.10 nh ngha t"i tr$ng cc tr ng h!p t"i.............................................................................................41 3.1.11 S: pht sinh t"i tr$ng tuyt/gi ...........................................................................................................42 3.1.12 T: >ng t?o tA h!p t"i tr$ng tiu chuBn .............................................................................................42

3.2 PHN TCH KT C+U V KI'M TRA KT QU .................................................................................42 3.3 PHN TCH N HBIC DDO ...................................................................................................................43

3.3.1 Thay Ai nh ngha cc tr ng h!p t"i ................................................................................................43 3.3.2 Phn tch kt cu .................................................................................................................................44 3.3.3 Thay Ai tit din thanh cho phn tch n hHiIdJo ...............................................................................44 3.3.4 Phn tch kt cu v kiKm tra kt qu" ...................................................................................................45

4. T*I TR+NG DI CHUY-N KHUNG 2D ...........................................................................................46

4.1 (NH NGHA M HNH ...........................................................................................................................47 4.1.1 nh ngha phn t ...............................................................................................................................47 4.1.2 nh ngha th vin kt cu (1 mi v 1 dm cu tr.c di chuyKn bn trn) ..........................................48 4.1.3 nh ngha gi .................................................................................................................................50 4.1.4 nh ngha t"i tr$ng kt cu .................................................................................................................51 4.1.5 nh ngha t"i tr$ng di chuyKn p d.ng cho kt cu ............................................................................52

4.2 PHN TCH KT C+U .............................................................................................................................54

page: 4 Autodesk Robot Structural Analysis Professional 2010

4.3 BI'U DIEN XE V TR>NG H.P TI TRNG DI CHUY'N .............................................................54 4.4 KT QU PHN TCH .............................................................................................................................55 4.5 >NG NH HGNG ............................................................................................................................57

5. T*I TR+NG DI CHUY-N KHUNG 3D ...........................................................................................59

5.1 (NH NGHA M HNH ..........................................................................................................................60 5.2 PHN TCH KT C+U .............................................................................................................................71 5.3 THIT K THP .......................................................................................................................................73 5.4 >NG NH HGNG ............................................................................................................................77

6. KT C/U THP 3D V0I MI NI THP ........................................................................................79

6.1 (NH NGHA M HNH ..........................................................................................................................79 6.2 PHN TCH KT C+U .............................................................................................................................84 6.3 KT QU PHN TCH .............................................................................................................................84 6.4 THIT K THP .......................................................................................................................................85 6.5 THIT K M-I N-I THP .......................................................................................................................86

7. KHUNG THP 3D D2NG KHI ........................................................................................................88

7.1 (NH NGHA M HNH ..........................................................................................................................89 7.2 TNH TON V KT QU PHN TCH .................................................................................................95

8. 4NH NGHA V PHN TCH 1 SN B TNG ............................................................................98

8.1 (NH NGHA M HNH ...........................................................................................................................98 8.1.1 nh ngha ng bao ..........................................................................................................................98 8.1.2 nh ngha lQi chia ............................................................................................................................99 8.1.3 Thu>c tnh cRa sn ...............................................................................................................................99 8.1.4 nh ngha tm v lS mT................................................................................................................... 100 8.1.5 nh ngha gi ............................................................................................................................. 100 8.1.6 nh ngha cc tr ng h!p t"i .......................................................................................................... 102 8.1.7 nh ngha t"i tr$ng cho cc tr ng h!p t"i ...................................................................................... 102 8.1.8 HiKn th cc tr ng h!p t"i tr$ng ..................................................................................................... 104

8.2 PHN TCH KT C+U/KT QU (DING BN B TRN T+M C&T )............................................ 105 8.3 TNH TON DI!N TCH THP YU C8U (L THUYT) .................................................................. 108 8.4. TNH TON DIN TCH THP CUNG C+P ( THC) ........................................................................ 110

9. KT C/U KHI R7N 3D ................................................................................................................ 112

9.1 (NH NGHA M HNH ........................................................................................................................ 114 9.2 PHN TCH KT C+U ........................................................................................................................... 127 9.3 BI'U DIEN KT QU D*I DING BN B .................................................................................... 127

10. KT C/U V8 ................................................................................................................................ 129

10.1 THNG CHNA .................................................................................................................................... 129 10.2 THNG LINH ..................................................................................................................................... 134 10.3 -NG DON ............................................................................................................................................ 136 10.4 KT C+U -I XNNG TRPC .............................................................................................................. 140

11. :NG C;U 1 NH4P 3D V0I T*I TR+NG DI CHUY-N ........................................................ 145

11.1 (NH NGHA M HNH ...................................................................................................................... 147 11.1.1 nh ngha hnh h$c kt cu ............................................................................................................ 147 11.1.2 nh ngha t"i tr$ng ....................................................................................................................... 152 11.1.3 nh ngha t"i tr$ng di chuyKn p d.ng cho sn cu ....................................................................... 156

11.2 PHN TCH KT C+U ......................................................................................................................... 159 11.2.1 BiKu diVn kt qu" dQi d?ng b"n H ................................................................................................. 160

11.3 THIT K B PHN KT C+U .......................................................................................................... 161 11.3.1 Thit k thp .................................................................................................................................... 162

11.4 PHN TCH TI TRNG P NNG THEO TH>I GIAN .................................................................. 169

12. 4NH NGHA TIT DI


Thng tin chung

Setup and Preferences

Preferences c hin th t menu Tools > Preferences. y c nhm thnh nhng ci t chung ti ty bin giao di n ng!i dng v nh ngha cch lm vi c c&a chng trnh. y b*n c th ch+n ngn ng lm vi c( ngn ng c&a giao di n), ci t vng ( tiu chu1n,d li u) v ngn ng in 2n. T2t c4 chng c ci t 6c l7p, b9i v7y b*n c th lm vi c vi 1 ngn ng( ch+n t 10 ci hin th) theo l tiu chu1n v ti li u in 2n 9 1 ngn ng khc. Cng trong Preferences, b*n c th thay ?i hin th cc phn t@ ring lA bBng cch s@ dDng nhng mEu nh ngha sFn hay do chnh b*n t*o ra.

Trc khi bHt Iu nh ngha kt c2u, b*n nn ci t ngn ng lm vi c v tiu chu1n p dDng trong dJ n nh hnh bn di:

Xc nh7n thao tc bBng cch 2n nt, v sau ch+n t menu chnh Tools / Job Preferences. Ci t tiu chu1n v tc 6ng nh hnh bn di:

Job Preferences c nhm trong 6 mDc: units, materials, databases, design codes, structure analysis and work parameters. Autodesk Robot Structural Analysis Professional bao gXm hn 60 d li u tit di n v v7t li u t khHp ni trn th gii. Vi 1 chuZi 70 tiu chu1n thit k c a vo, k s kt c2u c th lm vi c vi hnh d*ng tit di n c&a qu]c gia ch+n lJa, n v Inch hay mt, v ch+n tiu chu1n xy dJng qu]c gia bn trong cng vi cch tch hp.


Chn la Layout

ibu ny l cIn thit ch+n lJa layout thch hp trong tin trnh nh ngha kt c2u. Layouts c truy c7p

bBng cc click h6p danh sch trn dnh gc bn ph4i c&a mn hnh chnh ci m9 danh sch layout biu dien

trong hnh bn di :

Menu ng" c#nh Khi lm vi c trong mn hnh X h+a, 1 menu ng c4nh c th kch ho*t ( nh hnh di) bBng cch 2n nt chu6t ph4i.

Menu cho php thJc hi n nhibu hu ch ( v s@ dDng th!ng xuyn) tin trnh khi chng trnh thJc hi n trc y c ra l nh.


B#ng d" li&u v k*t qu#

Kch thc kt c2u c th c hi u chdnh b9i b4ng cng cD thch hp. B4ng thch hp vi layout hi n hnh hin th khi ch+n layout. Trong cch sHp xp c th thJc hi n hi u chdnh t?ng th tin trnh, nn s@ dDng lJa ch+n View menu / Tables t menu chnh. Si xu2t hi n h6p tho*i Tables: Data and Results.

Trong h6p tho*i ny, nn tch vo d2u h*ng mDc yu cIu v 2n nt OK. 1 b4ng chja d li u si c t*o ra cho mZi h*ng mDc ch+n. LIn na tab Edit c kch ho*t trong gc tri bn di c&a 1 b4ng cho, ng!i s@ dDng c th thJc hi n hi u chdnh kch thc kt c2u.

Ci /t b1t i2m

Hp thoi Snap Settings hin th khi 2n biu tng ( biu tng Iu tin c b] tr di gc bn tri mn hnh).


Hi2n th6 kch th9c k*t c:u

H6p tho*i Display m9 khi 2n biu tng (biu tng thj ba gc di cng bn tri mn hnh) nh hnh di.

Tab hin th cho php truy c7p d li u trn kch thc kt. LJa ch+n ny cng hin th t menu chnh bBng cch ch+n l nh View menu / Display.

Ki2m tra ;i t


Ch : Trong v dD bn di theo nguyn tHc gi4 nh xc nh ch+n lJa c&a im bHt Iu v cu]i c&a kt c2u thanh: V dD, (0,0,6) (8,0,6) ngha l 1 thanh bHt Iu b] tr t*i nt vi t+a 6 nh sau x = 0.0, y = 0.0 and z = 6.0 and im cu]i c&a thanh t*i nt vi t+a 6 nh sau x = 8.0, y = 0.0 and z = 6.0. D2u phn cch ( ci t trong h ibu hnh) ring ri vi t+a 6 n]i tip bBng cch s@ dDng 1 d2u ph1y , gia gi tr..

1. Thi*t k* b tng c;t thp A khung 2D V dD ny a ra cch nh ngha, phn tch v thit k 1 khung 2D n gi4n minh h+a trong hnh bn di. Khung c t*o b9i khung BTCT v gin t*o b9i cch s@ dDng th vi n kt c2u in hnh trong chng trnh RSAP.

n v d li u: (m) v (kN).

4 trong 5 tr!ng hp t4i tr+ng p dDng cho kt c2u c hin th trong b4n vi bn di. LOAD CASE 2 LOAD CASE 3

LOAD CASE 4 LOAD CASE 5

Nhng nguyn tHc sau y si c p dDng trong su]t qu trnh nh ngha kt: b2t k k tJ biu tng no ngha l biu tng thch hp si c 2n vi nt chu6t tri ( x ) c gi tr c ch+n l x trong h6p tho*i hoc nh7p gi tr x LMC v RMC r nhng ch vit tHt cho Click chu6t tri v Click chu6t ph4i. RSAP r vit tHt cho Autodesk Robot Structural Analysis Professional.

nh ngha kt c2u bHt Iu ch*y chng trnh RSAP( 2n vo biu tng thch hp hoc ch+n l nh t taskbar). C@a s? X h+a si xu2t hi n.

Ch+n icon trong hng Iu 2D Frame Design).

Ch : D) li*u ti+t di*n Chu u 0c s1 d2ng trong v d2 ny.


1.1 6nh ngha m hnh

QU TRNH THPC HIRN

Ch+n icon Axis Definition t thanh cng cD kt c2u. Trn tab X: Position: (0) Number of repetitions: (4) Distance: (6)

Numbering: (1, 2, 3 ...)

LMC trn nt Insert

LMC trn tab Z Trn tab Z: Position: (0) Number of Repetitions: (3) Distance: (3)

Numbering: (A, B, C ...)

LMC nt Insert

Apply, Close

MIU TT

BHt Iu nh ngha trDc kt c2u. H6p tho*i Structural Axis xu2t hi n trn mn hnh.

nh ngha kch thc phng jng.

TrDc jng c nh ngha v si hin th trn Set of Created Axis field.

BHt Iu nh ngha kch thc phng ngang.

nh ngha kch thc phng ngang.

TrDc ngang c nh ngha v si xu2t hi n trong Set Of Created Axes field.

T*o xong trDc c2u ki n v ng h6p tho*i Structural Axes. H trDc kt c2u si xu2t hi n trn mn hnh nh hnh di.


1.1.1 )nh ngha cc thnh ph-n

Ch+n Bar Section icon t thanh cng cD m hnh kt.

Ch+n New Section Definition icon.

LMC vo I family icon, ch+n (HEB) t danh sch Family, v ch+n (HED 240) t danh sch tit di n Add LMC trong Section Type field ( gc di bn ph4i thoaitt v ch+n RC beam. Trong nhn Label enter B 45x60. Di Basic Dimensions, g vo b = (45) cm, h = (60) cm Add, Close Close

Ch+n Bars icon t thanh cng cD m hnh kt c2u LMC vo Bar type field v ch+n RC column LMC vo Section field v ch+n lo*i: (C 45x45) LMC vo Beginning ( mu nbn thay ?i thnh xanh) Nh7p theo nhng im trong Beginning v End. Beginning: (0,0) End: (0,3), Add Beginning; (0,3) End: (0,6), Add RMC bn trong vng hin th v ch+n l nh Select t menu ng c4nh CTRL+A Edit menu / Edit / Translate LMC trn dX,dZ=: (6,0) LMC trn: Numbering Increment Nodes: (1) Numbering Increment Elements: (1)

M9 h6p tho*i Sections.

M9 h6p tho*i New Section.

nh ngha tit di n mi. Tit di n t d li u tit di n Chu u (European) c s@ dDng.

nh ngha 1 tit di n dIm BTCT.

ng h6p tho*i Sections .

M9 h6p tho*i Bars.

Ch+n thu6c tnh c&a thanh.

BHt Iu vi thanh kt c2u ( C6t kt c2u).

Xc nh v tr 2 thanh trn trDc kt c2u s] 1.

M9 menu ng c4nh v ch+n . Con chu6t si thay ?i hnh d*ng thnh bn tay.

Ch+n t2t c4 thanh. ( Nh kch ho*t trc c@a s? mn hnh.)

M9 h6p tho*i Translation.

nh ngha vecto chuyn v v s] gia cho nt v thanh.


LMC trn Number of repetitions: (4) Execute, Close LMC trn Bar type trong h6p tho*i Bars v ch+n RC beam LMC trn Section v ch+n (B 45x60) LMC trn Beginning ( mu nbn thay ?i thnh xanh) Beginning: (0,3) End: (6,3), Add Beginning: (6,3) End: (12,3), Add Beginning: (12,3) End: (18,3), Add Beginning: (18,3) End: (24,3), Add Close View menu / Display LMC Bars tab Tch lJa ch+n SectionAShape, Apply, OK

nh ngha s] bc lp( s] phIn t@ sao chp) trong qu trnh di chuyn.

C6t c sao chp; ng h6p tho*i Translation.

BHt Iu nh ngha dIm kt c2u v ch+n thu6c tnh cho chng.

BHt Iu xc nh v tr thanh kt c2u.

Xc nh v tr dIm trn trDc kt c2u B.

ng h6p tho*i Bars .

M9 h6p tho*i Display .

LJa ch+n ny cho php hin th hnh d*ng tit nghiaxthanh kt c2u c nh ngha. Thanh si c hin th trn mn hnh nh hnh di.

1.1.2 )nh ngha th2 vi4n k6t c7u

View menu / Display M9 h6p tho*i Display LMC Nodes tab LJa ch+n ny cho php hin th s] nt t*i im cu]i c&a Ch+n Node numbers, mZi thanh . Apply, OK


Ch+n Library Structure icon c b] tr 9 thanh cng cD m hnh kt c2u. LMC (click p) vo icon

LMC vo Length L trn Dimensions tab: (24) LMC vo Height H: (3) LMC vo Number of Fields: (12) LMC vo the Sections tab; Ch+n t2t c4 thanh bin ( trn v di) gn (DCED 90x10) v cc thanh xin v ng gn (CAE 70x7) LMC vo Insert tab LMC vo Insertion point , ch+n nt s] 3 theo h t+a 6: (0,0,6) Apply, OK

View menu / Display

M9 h6p tho*i Typical Structures v bHt Iu nh ngha th vi n kt c2u.

Ch+n gin tam gic lo*i 1. H6p tho*i Merge Structure xu2t hi n v kch thc gin c th c xc nh.

Xc nh 6 di gin (N cng c th xc nh bBng X th trong vng hin th).

nh ngha chibu cao gin (N cng c th xc nh bBng X th trong vng hin th). Xc nh s] bc chia c&a gin.

Gn hnh d*ng thanh gin.

Xc nh nt bHt Iu gin .

Xc nh ng v tr gin v ng h6p tho*i Merge structure . Kt c2u c xc nh xu2t hi n nh hnh di.

M9 h6p tho*i Display


LMC Nodes tab THt lJa ch+n Node numbers LMC Structure tab THt lJa ch+n Structural axis, Apply, OK

Geometry menu / Releases LMC vo PinnedAFixed kiu gi4i phng lin kt LMC vo Current selection, chuyn sang vng hin th v chd vo ( di con tr qua) thanh jng cao nh2t c&a gin ( thanh gia nt 9 v 29) Close

M9 h6p tho*i Releases.

Ch+n kiu gi4i phng lin kt si c gn cho thanh gin

Khi ch+n thanh; CH : mi tn xu2t hi n sng trn thanh gin sau lc chd vo thanh mi tn hng ln trn( hng c&a lin kt gi4i phng c ngha: t*i nt Iu tin khp c gn, t*i nt cn l*i ngm c gn).

ng h6p tho*i Releases

1.1.3 ;nh ngha g

Ch+n Supports icon t thanh cng cD m hnh kt c2u LMC vo Current Selection trn Nodal tab ( con chu6t si nh2p nhy trong tr!ng) Chuyn sang vng hin th bBng cch 2n nt chu6t tri; ch+n t2t c4 nt di c6t trong c@a s? Trong h6p tho*i Supports ch+n g]i l ngm ( g]i si c 2n nh) Apply, Close

M9 h6p tho*i Supports

Ch+n nt kt c2u ni g]i c xc nh.

Ch+n nt: 1to13by3 si c nh7p vo tr!ng Current Selection.

Ch+n lo*i g]i .

Ch+n lo*i g]i c gn ti nt kt c2u, ng h6p tho*i Supports

1.1.4 )nh ngha cc tr2@ng hAp tBi

Ch+n Load Types icon t thanh cng cD m hnh kt c2u LMC vo nt New LMC vo Nature: (Live1) LMC vo nt New LMC vo nt New LMC vo Nature: (Wind)

M9 h6p tho*i Load Types.

nh ngha dead load (selfAweight) vi tn chu1n l DL1.

Ch+n lo*i t4i tJ nhin: live.

nh ngha 2 tr!ng hp t4i live load vi tn chu1n l LL1 v LL2.

Ch+n lo*i t4i tJ nhin: wind.


LMC vo nt New nh ngha lo*i t4i tr+ng gi vi tn chu1n l WIND1. LMC vo Nature: (Snow) Ch+n lo*i t4i tJ nhin: snow. LMC vo nt New, Close nh ngha lo*i t4i tr+ng tuyt vi tn chu1n l SN1

V ng h6p tho*i Load Types.

1.1.5 ;nh ngha tBi trEng cho cc tr2@ng hAp tBi

Loads menu / Load Table

, Ch+n Restore Down icon trong gc trn cng bn ph4i b4ng view. B] tr b4ng trong 1 phIn di mn hnh nh 1 cch hi u chdnh 6 r6ng v hin th m hnh kt c2u LMC ch+n t4i tr+ng thj 2 trong c6t Case, ch+n tr!ng hp t4i 2nd LL1 t danh sch LMC trn c6t Load Type, ch+n uniform load LMC trn tr!ng trong c6t List, ch+n t2t c4 dIm b tng trn mn hnh hin th ( thanh 11to14) LMC trn tr!ng trong c6t "PZ=" v nh7p gi tr: (r40) LMC trn tr!ng tip theo trong c6t Case, ch+n tr!ng hp t4i 3rd LL2 t danh sch LMC trn c6t Load Type , ch+n trapezoidal load (2p) LMC trn tr!ng trong c6t List, ch+n hin th trong vng X h+a nhp Iu tin bn tri c&a dIm BT (thanh 11) LMC trn tr!ng trong c6t "PZ1=" v nh7p gi tr: (r20) LMC trong tr!ng X2 v nh7p gi tr :(1.0) LMC trn tr!ng trong c6t "PZ2=" v nh7p gi tr: (r25) LMC trn tr!ng k tip trong c6t Case v ch+n tr!ng hp t4i 4th WIND1 t danh sch

Opens a table for loads acting in defined load cases.

Gi4m kch thc b4ng nh th c th hin th t4i tr+ng. ( b*n cng c th dng Windows/Align Windows sau khi c@a s? t4i tr+ng thay ?i kch thc.)

Tnh t4i ( hng rZ) tJ 6ng p dDng cho t2t c4 kt c2u thanh

nh ngha t4i tr+ng cho tr!ng hp t4i thj 2.

Ch+n lo*i t4i tr+ng.

Ch+n thanh gn t4i tr+ng uniform

Ch+n hng v gn gi tr t4i tr+ng uniform.

nh ngha t4i tr+ng tr!ng hp t4i thj 3.


Ch+n thanh si c gn t4i tr+ng trapezoidal (hnh thang)

Ch+n hng v gi tr t4i tr+ng trapezoidal



LMC trn tr!ng trong c6t Load Type ch+n t4i tr+ng uniform LMC trn tr!ng trong c6t List ch+n hin th trong vng giao di n, ch+n c6t bn tri ( thanh 1 v 2) LMC trn tr!ng trong c6t "PX=" v nh7p gi tr: (15) LMC trn tr!ng trong c6t Case ch+n tr!ng hp t4i 5th SN1 t danh sch LMC trn tr!ng trong c6t Load Type , ch+n nodal force nh 1 lo*i t4i tr+ng LMC trn tr!ng trong c6t List, ch+n hin th trong vng giao di n nt trn cng c&a thanh cnh trn ( khng k nt gc) ( nt 24to34) LMC trn tr!ng trong c6t "FZ=" v nh7p gi tr: (r25) ng Load table

1.2 Phn tch k*t c:u

Tools menu / Job Preferences

Units and Formats / Other

Tng s] ch s] th7p phn cho Displacement (chuyn v) ti 4 OK

Ch+n Calculations icon t thanh cng cD m hnh Results menu / Diagrams for bars


Ch+n thanh si gn t4i tr+ng uniform.

Ch+n hng v gi tr t4i tr+ng phn b] bu.



Ch+n nt gn lJc t7p trung.

Ch+n hng v gi tr t4i tr+ng.

M9 h6p tho*i Job Preferences

Ch+n lJa ny cho php nh ngha s] ch s] th7p phn sau d2u ph1y.

Tng s] ch s] th7p phn cho chuyn v ti 4.

Ch2p nh7n v ng h6p tho*i Job Preferences

BHt Iu tnh ton kt c2u.


1.3 Analysis Results

LMC Reactions table

T thanh cng cD ch+n lJa , ch+n (2: LL1) Ch+n My Moment trn tab NTM trong h6p tho*i Diagrams Apply

THt lJa ch+n My Moment trong h6p tho*i Diagrams, Apply

Ch+n Displacements icon t thanh cng cD m hnh kt c2u LMC trn Global extremes tab trong b4ng Displacements

Hin th kt qu4 cho tr!ng hp t4i thj 2.

Ch+n m men u]n My cho hin th.

Hin th s X momen u]n trong thanh kt c2u ( nhn nh b4n vi di). Trong cch tng tJ, s X c th a ra gi tr khc t h6p tho*i Diagrams

M9 1 b4ng chja chuyn v kt c2u.

Hin th chuyn v ln nh2t v b nh2t *t c trong nt kt c2u ( nhn nh b4n vi di).

page: 18 Autodesk Robot Structural Analysis Professional 2010 LMC trn tab Values

RMC trn b4ng Displacements

B4ng Columns

LMC trn tab General v ch+n Coordinates,nt OK ng b4ng Displacements

G+i menu ng c4nh.

Ch+n b4ng Columns v m9 h6p tho*i.

2 c6t thm vo chja t+a 6 nt.

1.4 Thi*t k* dYm BTCT

CH : Tiu chuLn tnh ton thNc hi*n theo EN 1992A1A1:2004 AC:2008. RMC trn vng X h+a v ch+n Select t menu ng c4nh; ch+n t2t c4 dIm BTCT t c&a s? mn hnh Analysis menu / Design of RC Structure Elements / RC Beam Design Simple Cases OK LMC ti khung nhn Beam F Section Analysis / Calculation Options Trn tab Concrete ch+n C25/30 t tr!ng Name Trn Longitudinal reinf. Khng ch+n !ng knh t 6 n 18 mm OK Analysis / Reinforcement pattern

Ch+n dIm thit k.

Ch*y modun ci cho php thit k. D li u trn dIm cng vi kt qu4 phn tch tnh si c load ti modun ny.

Ch+n Simple Cases trong h6p tho*i Parameters of RC Elements.

Ch+n khung nhn hin th tit di n dIm.

M9 h6p tho*i Calculation Options.

nh ngha kch thc BT v thp. ng h6p tho*i Calculation Options.

M9 h6p tho*i Reinforcement patern.


Trn tab Shapes cho Longitudinal bars A Main thay ?i gi tr Left and Right hook ti 90.0 OK

LMC trn h6p ch+n layouts RSAP program Layout: RC Beams / Beam A results

RC Beams / Beam A reinforcement Layout

Results menu / Drawings RC Beams / Beam F Reinforcement Results menu / Calculation Note OK ng cng cD hi u chdnh tnh ton

nh ngha kiu c]t thp. ng h6p tho*i Reinforcement patern

Mn hnh v b4ng xu2t hi n kt qu4 c c. (s X mt cHt ngang lJc gii h*n khc nhau v s X cho di n tch c]t tho d+c chibu di dIm). CH : Thi+t k+ dRm BTCT bSt Ru 1 cch tN Tng.

Mn hnh v b4ng xu2t hi n c]t thp trong dIm (nhn nh hnh vi bn di).

Hin th 1 b4n vi c&a dIm Iu tin c thit k.

Quay l*i layout BEAM A REINFORCEMENT

M9 h6p tho*i Calculation Note ni ng!i dng c th ch+n phIn t@ tnh ton v bHt Iu hi u chdnh d li u v kt qu4 hin th trong dIm .

1.5 Thi*t k* c\t BTCT

CH : Tiu chuLn tnh ton 0c thNc hi*n theo EN 1992A1A1:2004 AC:2008. Ch+n layout START t danh sch layouts hin th

Layout Structure Model / Start c&a chng trnh RSAP


Khi trong vng hin th RMC v ch+n Select; ch+n c6t trong c@a s? di cng bn tri (thanh 1)

Analysis menu / Design of RC Structure Elements / RC Column Design Simple cases, OK

LMC khung Column F Section

Analysis menu / Calculation Options

Trn tab Concrete tab ch+n C25/30 t tr!ng Name Trn tab Longitudinal reinf khng chVn Wng knh tX 6 n12 mm OK

Ch+n Start Calculations icon t thanh cng cD m hnh LMC ch+n Results layout trong h6p tho*i Calculation Option Set Calculations

T danh sch t? hp t4i tr+ng hin th b] tr trn mt bn tri c&a h6p tho*i Intersection ch+n t? hp Iu tin trn cng

Ch+n c6t si c thit k

Ch*y modun cho php thit k c6t BTCT. D li u trn c6t cng vi kt qu4 phn tch tnh si c load ti modun ny.

Ch+n lJa Simple cases trong h6p tho*i Parameters of RC Elements.

Ch+n khung nhn tit di n c6t.

M9 h6p tho*i Calculation Options

nh ngha kch thc BT v thp. ng h6p tho*i Calculation Options.

BHt Iu tnh ton c]t thp yu cIu theo kch thc c ch+n.

Khi tnh ton hon thanh mn hnh hin th bb mt c&a tc 6ng tng hZ gia NrM, MyrMz.

Hin th tit di n c6t vi phIn t@ nh d2u theo sau trn n nh: trDc trung ha, vng chu nn v ko cng vi h s] an ton thch hp cho t? hp t4i tr+ng c ch+n .


Close

LMC trn tr!ng lJa ch+n layout RC Columns / Column A reinforcement

ng h6p tho*i Intersection

Hin th c]t thp c c trong c6t v d*ng b4ng ( nhn nh b4n vi bn di)

1.6 Thi*t k* nhi]u phYn t^ BTCT

Tiu chu1n EN 1992r1r1:2004 AC:2008


layout START c ch+n t gia nhng ci chng trnh

Structure Model / Start Layout Analysis menu / Design of RC Structure Elements / RC Member Design / Calculations a vo danh sch thanh 1to14 trong tr!ng Calculations for: ( vi lJa ch+n Design c kch ho*t) a vo danh sch cc tr!ng hp t4i (1to5) p dDng cho kt c2u v s@ dDng trong su]t qu trnh thit k vo tr!ng Lists of cases LJa ch+n Calculate cho dIm gi4 nh theo kch thc sau: in (11) points LMC nt Calculate ng h6p tho*i RC Member Calulations: Report ng h6p tho*i Calculations According to EN 1992F1F1:2004 AC:2008 Results menu / Reinforcement / RC Member Reinforcement ng b4ng Results for required member reinforcement

cung c2p

H6p tho*i Calculations According to EN 1992F1F1:2004 AC:2008 c m9.

Ch+n phIn t@ si c tr4i qua qu trnh thit k

Ch+n t2t c4 cc tr!ng hp t4i tr+ng

Xc nh kch thc tm kim di n tch c]t thp l thuyt (yu cIu) cho phIn t@ kt c2u c ch+n

Tnh ton di n tch thp l thuyt (yu cIu) cho phIn t@ kt c2u c ch+n v v thng s] theo tnh ton c bHt Iu.

Hin th 1 c&a s? chja c4nh bo tnh ton v lZi vb di n tch thp l thuyt ( yu cIu)

M9 b4ng Results for required member reinforcement kt qu4 tnh ton c]t thp l thuyt (yu cIu) cho tit di n phIn t@ BTCT c ch+n si hin th


2. Thi*t k* thp khung 2D Tip sau l 1 v dD nh ngha, phn tch v thit k 1 khung thp 2D n gi4n hin th nh hnh vi bn di.. n v d li u: (m) v (kN).

3 lo*i t4i tr+ng si c gn cho kt c2u (tr+ng lng b4n thn v 2 tr!ng hp ho*t t4i hin th trong hnh vi di). Hn na, (10) tr!ng hp t4i tr+ng c tJ 6ng t*o ra cho t4i tuyt/gi gn cho kt c2u.

CASE 2 CASE 3


nh ngha kt c2u bHt Iu ch*y chng trnh RSAP( 2n vo biu tng thch hp hoc ch+n l nh t taskbar). C@a s? X h+a si xu2t hi n. ,

Ch+n icon Iu tin trong dng Iu tin (khung 2D) . CH : D li u tit di n Php c s@ dDng trong v dD ny. Ci t vng French 9 regional settings trong Preferences (Tools menu / Preferences).


2.1 6nh ngha m hnh

TIaN TRNH THPC HIRN

Structure model / Bars Layout LMC trong tr!ng Bar type v ch+n kiu Column LMC trong tr!ng Section v ch+n kiu HEA 300 ( nu tit di n khng hin th trong danh sch, ng!i dng nn m9 h6p tho*i New section bBng cch 2n nt

V ch+n tit di n yu cIu) LMC trong tr!ng Beginning ( mu nbn si chuyn mu xanh ) C6t 1: Beginning:(0,0) End:(0,5) Beginning:(0,5) End:(0,10) Beginning:(0,10) End:(0,15) C6t 2: Beginning:(8,0) End:(8,5) C6t 3: Beginning:(16,0) End:(16,5) Beginning:(16,5) End:(16,10) Beginning:(16,10) End:(16,15) C6t 4: Beginning:(24,0) End:(24,5) Beginning:(24,5) End:(24,8) LMC trong tr!ng Bar type v ch+n lo*i Beam. LMC trong tr!ng Section v ch+n lo*i HEA 300 LMC trong tr!ng Beginning ( mu nbn si thay ?i sang xanh) DIm 1: Beginning:(0,5) End:(8,5) Beginning: (8,5) End:(16,5) Beginning:(16,5) End:(24,5) dIm 2: Beginning:(0,10) End:(16,10) dIm 3: Beginning:(16,10) End:(24,8) dIm 4: Beginning:(0,15) End:(16,15)

MIU TT

Layout BARS si c ch+n t nhng hin th trong chng trnh RSAP

nh ngha thu6c tnh c&a thanh. Tit di n t d li u tit di n c&a Php c s@ dDng trong v dD ny.

BHt Iu nh ngha kt c2u thanh (c6t c&a kt c2u)

Xc nh c6t trong khung

BHt Iu nh ngha kt c2u dIm v xc nh thu6c tnh c&a chng. Tit di n t d li u tit di n c&a Php c s@ dDng trong v dD ny.

BHt Iu xc nh kt c2u dIm

Xc nh dIm trong khung


Ch+n layout Iu c&a chng trnh RSAP

LMC trong tr!ng v ch+n layouts Trong RSAP v ch+n Structure model / Start Layout

Ch+n biu tng Zoom All t thanh cng cD m hnh kt c2u

Ch+n biu tng Supports t thanh cng cD m hnh kt c2u LMC trn tr!ng Current selection trong tab Nodal Chuyn sang khung nhn hin th; khi 2n nt chu6t tri, ch+n t2t c4 nt di c&a c6t. Ch+n biu tng ngm trong h6p tho*i Supports ( n si sng ln) Apply, Close

Khung nhn Iu


Ch+n nt kt c2u ni si gn g]i

Ch+n cc nt 1, 5, 7 v 11 si c a vo Actual selection

Ch+n lo*i g]i

Ch+n lo*i g]i si c gn cho nt ch+n c&a kt c2u

2.2 6nh ngha lobi t#i trng v t#i trng

Ch+n Load Types icon t thanh cng cD m hnh kt c2u LMC vo nt New LMC tr!ng Nature (Live) LMC nt New LMC nt New Close Loads menu / Load Table

n , b] tr b4ng bn di mn hnh, thay ?i 6 r6ng c&a khung nhn v cho php m hnh kt c2u c nh ngha hin th

LMC thj 2 trong c6t CASE , ch+n tr!ng hp t4i 2: LL1

M9 h6p tho*i Load Types

nh ngha 1 tr!ng hp tnh t4i (tr+ng lng b4n thn) v nhn chu1n DL1

Ch+n lo*i c&a tr!ng hp t4i: ho*t t4i

nh ngha 2 tr!ng hp t4i vi ho*t t4i tJ nhin v nhn chu1n LL1 v LL2

ng h6p tho*i Load types

M9 b4ng nh ngha t4i tr+ng trong cc tr!ng hp t4i nh ngha

Thu nh kch thc b4ng c th sHp xp hin th t4i tr+ng c nh ngha

nh ngha thao tc t4i tr+ng trong tr!ng hp t4i thj 2


Tng tJ tip tDc LMC trong c6t LOAD TYPE , ch+n t4i uniform load

LMC trn dng trong c6t LIST, hin th ch+n lJa trong khung nhn c&a dIm 1 ( thanh10to12) LMC trn hng trong c6t "PZ=" v nh7p gi tr (r20) LMC hng thj 3 trong c6t CASE ch+n tr!ng hp 3 r LL2 LMC vo hng trong c6t LOAD TYPE, ch+n t4i phn b] bu LMC vo hng trong c6t LIST, ch+n hin th dIm 2 (thanh 13) LMC hng trong c6t "PZ=" v nh7p gi tr (r14) ng b4ng t4i tr+ng

Ch+n lo*i t4i tr+ng

LJa ch+n thanh ci c gn t4i tr+ng phn b] bu

Ch+n hng v gi tr t4i tr+ng phn b] bu

nh ngha t4i tr+ng trong tr!ng hp t4i thj 3

Ch+n lo*i t4i tr+ng

Ch+n thanh si c gn t4i phn b] bu


2.3 6nh ngha t#i trng tuy*t/gi

Tiu chu1n Php: NV65 Mod99+Carte 96 04/00 Loads menu / Special loads / Wind and Snow 2D/3D n nt Auto; Khng lJa ch+n: without parapets with base not on ground isolated roofs Xc nh cc kch thc sau: Total depth = (60) Bay spacing = (10) LJa ch+n: wind snow n nt Parameters Xc nh thng s] t4i tr+ng tuyt/gi : Global parameters tab: khu hnh chnh: AlpesrMaritimes altitude above the sea level: (200) structure height: (15) m reference level: (0.8) m rise of roof: automatic

M9 h6p tho*i Snow and Wind 2D/3D

TJ 6ng t*o !ng bao cho t4i tr+ng kt c2u (trong tr!ng Envelope chng trnh a ra s] nt sau: 1, 2, 3, 4, 10, 9, 13, 12, 11) v xc nh thng s] c b4n cho !ng bao kt c2u

Xc nh cc thng s] c b4n cho t4i tr+ng gi/tuyt

M9 h6p tho*i b? sung (Snow/Wind Loads 2D/3D), ni ng!i dng c th nh ngha thng s] chi tit Xc nh thng s] t?ng th


Wind tab: Site: Normal Type: Normal Wind pressure: automatic Structure dimension effect: automatic Ko lJa ch+n trong nhm Specific actions Snow tab: Snow pressure: automatic cho normal and extreme

LJa ch+n: Snow redistribution

Generate

ng h6p tho*i ch tnh ton ng h6p tho*i Snow and Wind 2D/3D

2.4 Phn tch k*t c:u

Ch+n Calculations icon t thanh cng cD chu1n

2.5 Phn tch chi ti*t

Ch+n dIm 1 trong mn hnh hin th ( thanh 10,11,12)

LMC ch+n layout RSAP :

Results / Detailed Analysis Layout

Ch+n tr!ng hp t4i thj 2

Trong h6p tho*i Detailed Analysis ch+n Open a new window b] tr 9 gc di cng bn tri, Trn tab NTM ch+n MY Moments

Xc nh cc thng s] t4i tr+ng tuyt/gi

Xc nh thng s] cho t4i tr+ng tuyt

n nt kt qu4 si bHt Iu c t*o cho t4i tr+ng tuyt v gi vi th]ng s] c ch2p nh7n. Ch tnh ton si xu2t hi n trn mn hnh. N si hin th thng s] tr!ng hp t4i tuyt/gi

Tnh ton kt c2u bHt Iu. Khi tnh ton xong, thanh trn cng c&a chng trnh RSAP si hin th tin nhHn: Results (FEM) : available.

Phn tch chi tit thanh kt c2u c bHt Iu. Mn hnh quan st c chia thnh 2 phIn: mn hnh hin th m hnh kt c2u v h6p tho*i Detailed Analysis

Ch+n hin th cho dIm c ch+n lJa


Apply Trong h6p tho*i Detailed analysis ch+n theo lJa ch+n sau: Ch+n jng su2t ln nh2t Smax trn tab Stresses Ch+n im c trng trn tab Division points

LMC vo Refresh

Apply

Ch+n tab Global extremes trong b4ng

Exit

2.6 Phn tch ton b\ LMC ch+n RSAP program layout: Structure Model / Start Layout

1 khung hin th b? sung xu2t hi n trn mn hnh. N chja 2 phIn: 1 mn hnh hin th thng tin (s X, t4i tr+ng, tit di n thanh) cho thanh c ch+n v b4ng hin th kt qu4 d*ng s] c c trn thanh ch+n

Ch+n kh]i lng hin th cho dIm ch+n

Thm kh]i lng hin th mi cho dIm ch+n

Kch ho*t hin th im cJc tr c c trn dIm ch+n (nh hnh di)

ng khung nhn hin th phn tch chi tit c&a dIm ch+n

Ch+n layout Iu tin trong RSAP layout.


Results menu / Global Analysis A Bars RMC khi con tr ang trong khung nhn. Table Columns Trn tab Stresses ko ch+n t2t c4 h6p ch+n.

Design tab: LJa ch+n Ratio

LMC nt OK

LMC vo Upper limit trong b4ng v nh7p gi tr 1.0 RMC khi con tr chu6t ang trong khung nhn X h+a Ch+n lJa Constant display of limit values

Close

2.7 Thi*t k* thp

Tiu chu1n CM66

BHt Iu phn tch ton b6 t2t c4 thanh trong kt c2u. 1 khung nhn xu2t hi n. N gXm 2 phIn: mn hnh hin th thng tin v b4ng hin th kt qu4 d*ng s].

1 menu ng c4nh xu2t hi n

Ch+n lJa 1 lJa ch+n trong menu ng c4nh m9 h6p tho*i Parameters of presentation windows

Tr+n kh]i lng phn tch ton b6 si hin th

Ch2p nh7n ch+n lJa

Gi tr cao nh2t c&a h s] c xc nh

1 menu ng c4nh xu2t hi n trn mn hnh X h+a

Gi tr gii h*n c hin th vi !ng thBng nBm ngang trong khung nhn X h+a c&a phn tch t?ng th(nh di)

ng khung nhn hin th phn tch t?ng th


Thit k thnh phIn kt c2u thp c bHt Iu.

LMC ch+n layout RSAP program : Structure design / Steel/Aluminum design Layout LMC nt New trn tab Groups trong h6p tho*i Definitions Xc nh nhm Iu tin vi kch thc nh sau: Number: 1 Name: columns Member list: 1to9 Material: ACIER Defaut Save LMC nt New trn tab Groups tab trong h6p tho*i Definitions Xc nh nhm thj 2 theo thng s] nh sau: Number: 2 Name: beams Member list: 10to15 Material: ACIER Defaut Save LMC nt List trong Code group design trong h6p tho*i Calculations LMC nt All (trong tr!ng trn nt Previous, ni si xu2t hi n danh sch: 1to2), Close LMC nt List trong nhm Loads (h6p tho*i Calculations) LMC trong tr!ng trn nt Previous; xc nh danh sch: 1to3, Close Kch ho*t lJa ch+n: Optimization ch 6 gii h*n: Ultimate Ko lJa ch+n: Save calculation results LMC nt Calculations

Mn hnh ibu khin c chia thnh 3 phIn: khung nhn hin th, h6p tho*i Definitions v h6p tho*i Calculations

nh ngha cc nhm phIn th@ c bHt Iu

nh ngha nhm Iu tin chja t2t c4 cc c6t trong kt c2u

Lu thng s] nhm Iu tin

nh ngha nhm thj 2

nh ngha nhm thj 2 chja t2t c4 dIm trong kt c2u

Lu thng s] c&a nhm thj 2

Ti h6p tho*i Calculations v m9 h6p tho*i Code Group Selection

Ch+n cc thnh phIn nhm c gn

M9 h6p tho*i Load Case Selection

Ch+n 3 tr!ng hp t4i (DL1, LL1, and LL2)

Thit k nhm si c s@ dDng 1 cch t]i u ( tit di n thch hp si c ch ti tr+ng lng c&a chng); ch 6 gii h*n t]i a si c kim tra

Thit k nhm phIn t@ ch+n c bHt Iu; xu2t hi n h6p tho*i CM66 F Code Group Design trn mn hnh


LMC nt Change all trong h6p tho*i Code Group Design biu dien nh trn; ch2p nh7n c4nh bo vb c th thay ?i tnh tr*ng kt qu4 ti ko hin th not available Close

Ch+n Calculations icon t thanh cng cD m hnh

LMC nt Calculations trong h6p tho*i Calculations LMC nt Change all trong h6p tho*i Code group design ; ch2p nh7n c4nh bo vb c th thay ?i tnh tr*ng kt qu4 thnh not available Close


LMC the Calculations button in the Calculations dialog box

Thay ?i hnh d*ng hi n hnh s@ dDng trong phIn t@ thu6c c4 2 nhm ti tnh ton tit di n (cho c6t: t HEA 300 thnh HEA 240, cho dIm: t HEA 300 thnh HEA 450). Khi tit di n c thay ?i, thanh trn cng c&a chng trnh RSAP si hin th tin nhHn: Results (FEM) : out of date.

ng hp tho*i Code Group Design

Tnh ton l*i kt c2u vi phIn t@ thay ?i tit di n. Khi tit di n thay ?i, thanh trn cng c&a RSAP si hin th tin nhHn: Results (FEM) : available.

Thit k l*i cc nhm phIn t@ ch+n trong kt c2u (1,2) vi kch ho*t lJa ch+n ti u; Ni si xu2t hi n khung nhn Short results

Thay ?i hnh d*ng tit di n hi n hnh s@ dDng trong phIn t@ thu6c c4 2 nhm ti tnh ton tit di n. Khi tit di n thay ?i, thanh trn cng c&a RSAP si hin th tin nhHn sau: Results (FEM) : out of date.

ng h6p tho*i Code Group Design

Tnh ton l*i kt c2u vi phIn t@ thay ?i tit di n. Khi tit di n thay ?i, thanh trn cng c&a RSAP si hin th tin nhHn: Results (FEM) : available.

Thit k l*i cc nhm phIn t@ ch+n trong kt c2u (1,2) vi kch ho*t lJa ch+n ti u; Ni si xu2t hi n khung nhn Short results di. Khi tit di n ko thay ?i trong su]t qu trnh thit k nhm c th ni rBng tnh ton tit di n l tit di n t]i u cho thit k phIn t@ nhm. B*n ph4i lp l*i tin trnh thit k l*i n khi b*n si nhn th2y kt qu4 bn di.


Close LMC trong tr!ng Member verification trong h6p tho*i Calculations v nh7p 9 : (1to15) LMC trn tr!ng Load case list trong h6p tho*i Calculations v nh7p 9 y: (1to3) LMC nt Calculations Close

2.8 Thnh phYn b#n in

File Menu / Printout Composition LMC tab Simplified printout

ng h6p tho*i Code Group Design

Ch+n phIn t@ kim tra

Ch+n t2t c4 cc tr!ng hp t4i

Kim tra phIn t@ kt c2u ch+n c bHt Iu (kim tra c tin hnh n khi kt qu4 thu c cho tng phIn t@ kt c2u ring bi t; tuy nhin ibu ny ko cIn thit); C xu2t hi n 1 khung nhn Short results

ng h6p tho*i Member Verification

M9 h6p tho*i Printout Composition F Wizard, ni c th nh ngha d*ng b4n in cho kt c2u thit k hi n th!i

Ti tab Simplified printout


THt lJa ch+n ( k tJ Ko xu2t hi n): Quantity survey, Combinations Ch+n d li u t danh sch hin th nh sau: Reactions r global extremes Displacements r envelope Forces r values Stresses r envelope LMC nt Save template LMC tab Standard Hi n sng lJa ch+n trong b4ng tri:

Member Group Design

LMC nt Add

LMC nt Preview

Close

Close

D li u vb kh]i lng kim tra v t? hp t4i tr+ng si khng c trong b4n in

Ch+n d li u hin th cho kt qu4 tnh ton kt c2u

n nt kt qu4 trong tab Templates trong h6p tho*i Printout composition F Wizard v bao gXm b4n in phIn t@ rt g+n ch+n trong b4ng bn ph4i

Ti tab Standard

Ch+n phIn t@ c2u thnh nn b4n in

Going to the selected option in the right panel

Trnh by xem trc in 2n b4n in nh ngha cho kt c2u thit k

ng khung xem trc khi in

ng h6p tho*i Printout Composition F Wizard


3. Phn tch n hdiAdeo V dD ny trnh by cch nh ngha, phn tch v thit kt 1 khung thp 2D n gi4n nhn nh hnh di. Tin trnh nh ngha gXm jng dDng t*o gin bBng th vi n kt c2u in hnh hin th trong chng trnh Autodesk Robot Structural Analysis Professional. M hnh xt n ibu ki n tiu chu1n Chu u (EuroCode) vi ch ti khim khuyt hnh h+c v phn tch v7t li u n hXir dAo . n v d li u: (m) and (kN).


bHt Iu nh ngha kt c2u ch*y chng trnh RSAP ( 2n icon thch hp hoc ch+n l nh t

taskbar). Trong 4nh hi n ra trn mn hnh ch+n icon Iu tin (Frame 2D Design) si c ch+n.

3.1 6nh ngha m hnh

3.1.1 ChEn tiu chuTn

Ti*n trnh thc hi&n Miu t# Tools menu / Job Preferences M9 h6p tho*i Job Preferences Materials Ch+n t Materials di danh sch: Eurocode Design codes Steel / Aluminum structures: (EN 1993A1:2005) Loads

Ch+n Materials t cy lJa ch+n trong h6p tho*i

Ch+n d li u v7t li u tiu chu1n Chu u

Ch+n tiu chu1n thit k t cy trong h6p tho*i

Ch+n tiu chu1n Chu u cho thit k kt c2u thp

Ch+n Loads t cy h6p tho*i


Code combinations: EN 1990:2002 Ch2p nh7n c4nh bo vb thay ?i tiu chu1n OK Ch2p nh7n c4nh bo vb tiu chu1n thay ?i

Ch+n tiu chu1n Chu u cho tJ 6ng t? hp t4i t+ng tiu

chu1n

Ch2p nh7n cc thng s] theo sau v ng h6p tho*i Job preferences Ch2p nh7n c4nh bo tiu chu1n thay ?i

3.1.2 Structural Axis Definition

Geometry menu / Axis definition On the X tab: Position: {0} Number of Repetitions: {2} Distance: {6}

Numbering: 1, 2, 3 ...

LMC nt Insert

LMC tab Z Trn tab Z: Position: {0.0}

Numbering: A, B, C ...

LMC nt Insert

Position: {3.6}, Insert



Apply, Close

BHt Iu nh ngha h trDc kt c2u. H6p tho*i Structural Axis hin th trn mn hnh

Xc nh thng s] trDc jng kt c2u

TrDc jng c xc nh v nh7p vo tr!ng Defined axes

BHt Iu xc nh thng s] c&a trDc ngang kt c2u

Xc nh thng s] trDc ngang kt c2u

TrDc ngang Iu tin c xc nh v nh7p vo tr!ng Defined axes

Cc trDc cn l*i c xc nh v nh7p vo tr!ng Defined axes

H trDc kt c2u c t*o ra v ng h6p tho*i Structural Axis. H trDc kt c2u hin th trong hnh bn di c xu2t hi n trn mn hnh.


3.1.3 )nh ngha ph-n tU

Geometry / Properties / Sections

Ch+n New section definition icon. Ch+n Irsection family, trong tr!ng Section ch+n tit di n IPE 240, Add HEA 300, Add HEA 240, Add Close (h6p tho*i New Section) Close (h6p tho*i Sections )

Ch+n Bars icon t thanh cng cD m hnh kt c2u LMC trong tr!ng Bar type v ch+n lo*i: Column LMC tr!ng Beginning ( mu nbn si thay ?i sang xanh) Chd vo mn hnh hin th hoc g im Iu v cu]i c&a thanh (0,0) (0,6), Add (12,0) (12,6), Add

M9 h6p tho*i Sections

M9 h6p tho*i New Section

Xc nh cc tit di n sau: IPE 240, HEA 240 and HEA 300

ng h6p tho*i Sections v New Section

M9 h6p tho*i Bars

Ch+n thu6c tnh c&a thanh thit k. Tr!ng Section si hin th tit di n nh ngha gIn y HEA 240

BHt Iu xc nh thanh trong kt c2u (c6t kt c2u)

Xc nh v tr c&a thanh trn !ng kt c2u t*o vi s] 1 v 3 (trong kho4ng ArC)


LMC trong tr!ng Section v ch+n tit di n HEA 300 LMC trong tr!ng Beginning (mu nbn c&a tr!ng thay ?i thnh xanh) Chd vo mn hnh hin th hoc g im Iu v cu]i c&a thanh (6,0) (6,3.6), Add LMC trong tr!ng Bar type v ch+n lo*i: Beam LMC trong tr!ng Section v ch+n tit di n IPE 240 LMC trong tr!ng Beginning (mu tr!ng thay ?i thnh xanh) Chd vo mn hnh hin th hoc g im Iu v cu]i c&a thanh (6.0,3.6) (12.0,3.6), Add Close View menu / Display tab Bars, b7t lJa ch+n Section A shape Apply

Ch+n HEA 300 nh tit di n hi n hnh

BHt Iu xc nh thanh trong kt c2u (c6t gia)

Xc nh v tr c&a thanh trn !ng kt c2u t*o vi s] 2 (trong kho4ng ArC)

Ch+n thu6c tnh c&a thanh thit k

Ch+n IPE 240 nh tit di n hi n hnh

BHt Iu xc nh thnah trong kt c2u (1 dIm gia cc c6t)

Xc nh v tr c&a thanh trn !ng kt c2u t*o t B ( trong kho4ng 2r3)

ng h6p tho*i Bars

M9 h6p tho*i Display


3.1.4 )nh ngha th2 vi4n k6t c7u

tab Nodes, b7t lJa ch+n Node numbers tab Structure, tHt lDa ch+n Structural axis Apply, OK

Ch+n Library Structure icon t thanh cng cD m hnh kt c2u LMC (2 lIn) biu tng (biu tng Iu tin 9 hng cu]i) Trn tab Dimensions LMC trong tr!ng Length L {12} LMC tr!ng Height H {1.2} LMC lJa ch+n: Moments Released: No LMC trn tab Sections ; T2t c4 thanh cnh (trn v di) gn (DCED 90x10) v thanh xin,jng gn (CAE 70x7) LMC tab Insert LMC tr!ng Insertion point Ch+n nt thj 2 trong khung nhn c&a h t+a 6 (0, 0, 6)

Apply

OK

M9 h6p tho*i Typical Structures v bHt Iu nh ngha th vi n kt c2u

Ch+n gin tam gic c&a lo*i 1. H6p tho*i Merge Structure hin th trn mn hnh trong thng s] gin c th c xc nh

Xc nh 6 di gin (n cng c th xc nh t mn hnh trong khung nhn hin th)

Xc nh chibu cao gin (n cng c th xc nh t mn hnh trong khung nhn hin th)

Gn tit di n cc thanh gin

Xc nh im bHt Iu c&a gin

Xem nh d li u c nh7p vo, c th hi u chdnh d li u

T*o xong gin v ng h6p tho*i Merge Structure . Kt c2u c nh ngha hin th nh hnh di


3.1.5 Thm nt phW trA

Edit menu / Divide

Trong tr!ng Division LMC in distance

Trong tr!ng Distance from the top nh7p gi tr 3.6 (m) Chuyn sang khung nhn v chd chu6t tri, click ln c6t tri t*i chn c6t (thanh 1) Close

M9 h6p tho*i Division

Ch+n cch xc nh im chia c chn vo qua t+a 6 trn 6 di thanh

nh im chn ni nt phD c chn vo

Chd ln thanh chia. Ch : nu kho4ng chia xc nh qua t+a 6 trn 6 di thanh, ch rBng t+a 6 c tnh ton t im bHt Iu thanh khi chd chu6t

ng h6p tho*i Division

3.1.6 )nh ngha gi > thanh

Geometry menu / Additional Attributes / Brackets LMC trn tr!ng vi danh sch nh ngha thu6c tnh, ch+n gi tr mc nh Bracket_ 0.1x1 Di chuyn sang khung hin th; chd vo im bHt Iu v cu]i c&a dIm (s] 4)

Close

M9 h6p tho*i Brackets

Selects the bracket type (it will be highlighted)

Xc nh gi trn im Iu v cu]i c&a dIm

ng h6p tho*i Brackets


3.1.7 )nh ngha g

Ch+n Supports icon t thanh cng cD m hnh kt c2u Trong h6p tho*i Supports ch+n g]i Fixed (ngm) Chuyn sang khung hin th v ch+n nt 1 (nt di cng c6t bin) Trong h6p tho*i Supports ch+n g]i Pinned (g]i tJa) Chuyn sang khung hin th ch+n nt 3 v 5 (nt di c&a cc c6t cn l*i) Close


Ch+n lo*i g]i l ngm ( n si hi n sng)

Gn g]i t*i nt 1.

Ch+n lo*i g]i l g]i tJa ( n si hi n sng)

Gn g]i t*i nt 3 v 5

ng h6p tho*i Supports

3.1.8 )nh ngha khuy6t tYt hnh hEc

Geometry menu / Additional Attributes / Geometrical Imperfections

Ch+n Definition of a new type of geometrical imperfection icon. Trong tr!ng Label g During_Assembly THt lJa ch+n Automatic B7t lJa ch+n UserAdefined B7t lJa ch+n Absolute Nh7p gi tr 5 (cm) Add, Close LMC trong tr!ng vi danh sch nh ngha thu6c tnh, ch+n lo*i khuyt t7t mc nh (Automatic) Chuyn sang khung nhn, ch+n thanh s] 1 (c6t tri) LMC trong tr!ng vi danh sch nh ngha thu6c tnh, ch+n lo*i khuyt t7t nh ngha During_Assembly Chuyn sang khung hin th; ch+n thanh di c&a gin (thanh s] 5)

M9 h6p tho*i Geometrical Imperfections

M9 h6p tho*i Imperfection definition

Xc nh thng s] c&a lo*i khuyt t7t mi vi gi tr vng l ch bBng 5cm

Xc nh khuyt t7t v ng h6p tho*i Imperfection definition

Ch+n lo*i khuyt t7t ( n si hi n sng)

Xc nh khuyt t7t (khuyt t7t tJ ng theo EC3) cho c6t

Ch+n lo*i khuyt t7t ( n si hi n sng)

Xc nh khuyt t7t (nh ngha b9i ng!i dng) cho thanh di c&a gin


Close ng h6p tho*i Geometrical Imperfections

3.1.9 )nh ngha cc tr2@ng hAp tBi

Di thanh tr*ng thi

Loads menu / Load Types

LMC nt New

LMC tr!ng Nature : Live (Live 1) LMC nt New LMC nt Close

PhDc hXi ci t hin th mc nh


inh ngha tr!ng hp t4i tJ nhin: tnh t4i v tn chu1n DL1

Ch+n tr!ng hp t4i: live

nh ngha tr!ng hp t4i tJ nhin: ho*t t4i vi tn chu1n LL1

ng h6p tho*i Load Types

3.1.10 )nh ngha tBi trEng cho cc tr2@ng hAp tBi

Ch+n t4i tr+ng s]. 1 r t4i tr+ng b4n thn DL1.

Ch+n 1: DL1

Loads menu / Load Definition

Ch+n tab Bar Values: pZ: {r3} (kN/m), Add LMC tr!ng Apply to r nh7p thanh bao ngoi : 1 2 6 7 Apply

Ch+n 2: LL1 Ch+n tab Node

Load parameters, X: {10} (kN) Z: {r100} (kN) LMC nt Add trong phIn di c&a h6p tho*i

M9 h6p tho*i Load Definition .

Ch+n Uniform load.

nh ngha gi tr t4i tr+ng phn b] bu trn thanh

Xc nh t4i tr+ng phn b] bu trn thanh c chd nhr n m hnh tr+ng lng t!ng v mi lp

Xc nh t4i tr+ng p dDng cho danh sch cc thanh

Ch+n tr!ng hp ho*t t4i LL1.

Ch+n lo*i t4i Nodal Force

Xc nh gi tr t4i tr+ng t*i nt.


Chuyn sang khung nhn hin th kt Xc nh nt t4i tr+ng ni m hnh t4i tr+ng cIu trDc di chuyn C2u v chd chu6t ch+n bn trn. (LMC) nt. 6 v 18 Close ng h6p tho*i Load Definition

3.1.11 TBi trEng to b\i tuy6t/gi

Loads menu / Special loads / Wind and Snow 2D/3D n nt Auto Trong Total depth : 30, Trong Bay spacing : 6 (m) n nt Parameters Generate, OK ng h6p tho*i ch tnh ton Close

M9 h6p tho*i Snow and Wind 2D/3D

TJ 6ng t*o !ng bao bn ngoi kt c2u cho t4i tr+ng t*o b9i gi/tuyt

M9 h6p tho*i thm vo (Snow/Wind Loads 2D/3D) trong thng s] chi tit c xc nh. Thng s] mc inh si c ch2p nh7n .

n nt ny bHt Iu t*o t4i tr+ng do tuyt/gi vi thng s] mc nh. Trn mn hnh ch tnh ton si hin th th]ng s] gi tr cc tr!ng hp t4i tuyt v gi

Tr!ng hp t4i mi c t*o ra (t4i tr+ng gi v tuyt)

ng h6p tho*i Snow and Wind 2D/3D

3.1.12 To t^ ng tiu chuTn t_ hAp tBi trEng

Loads menu / Automatic Combinations Ch+n Full automatic combinations More > Trn tab Combinations tHt lJa ch+n ACC v FEU Generate

M9 h6p tho*i Load Case Code Combinations theo EN 1990:2002.

Ch+n lJa ch+n ny v click OK t*o t? hp Iy & sau khi tnh ton tnh kt c2u .

ng h6p tho*i tiu chu1n t? hp t4i tr+ng v nh ngha t? hp t4i tr+ng .

3.2 Phn tch k*t c:u v ki2m tra k*t qu#

Analysis menu / Calculations Ch*y tnh ton. Results menu / Stresses M9 b4ng jng su2t thanh.


LMC tab Global extremes b] tr di di n tch b4ng.

LMC trong gc b4ng trn cng File menu / Save Nh7p tn cho file , v dD. Frame_EC3 LMC nt Save

3.3 Phn tch n hdiAdeo

Calculates maximal stresses in bars.

ng b4ng.

M9 h6p tho*i lu.

Lu nh d*ng mc inh: RTD.

Lu v dD.

Trong phIn b? sung, phn tch sJ va 7p ngEu nhin vi c6t x9ng b9i cIu trDc di chuyn bn trn. Trong tr!ng hp ny, phn tch trong gii h*n n hXi si c xem xt.

3.3.1 Thay _i )nh ngha cc tr2@ng hAp tBi trEng

Loads menu / Load Types

LMC nt Delete all

LMC nt New

Close Loads menu / Load Definition

Load parameters, X: {120} (kN) Z: {0} LMC nt Add 9 di b4ng h6p tho*i Chuyn sang khung hin th kt c2u v (LMC) ch+n nt s] 18 Close


Xa t2t c4 cc tr!ng hp t4i

nh ngha tr!ng hp t4i vi t4i tJ nhin mc nh v tn chu1n DL1

ng h6p tho*i Load Types

M9 h6p tho*i Load Definition .

Ch+n lo*i t4i Nodal Force .

Xc nh gi tr t4i tr+ng t*i nt.

Xc nh t4i tr+ng nt n m hnh t4i tr+ng ngEu nhin kt qu4 t sJ chuyn 6ng c&a cIu trDc bn trn.

ng h6p tho*i Load Definition .


3.3.2 Phn tch k6t c7u

Analysis menu / Calculations nh v con tr chu6t vo c6t bin (thanh 1) 9 n si hi n sng, RMC Object Properties Ch+n tab Code check Close

Ch*y tnh ton

M9 menu ng c4nh trong khung nhn kt c2u.

Kch ho*t lJa ch+n Bar properties chja thng tin vb thanh s] .1.

ThJc hi n thit k n gi4n thanh thp. Nh b*n th2y, n khng tha mn ibu ki m kim tra theo tiu chu1n .

ng h6p tho*i Bar properties .

3.3.3 Thay _i ti6t di4n thanh cho phn tch n hbiFdco

Ch+n Bar Sections icon t thanh cng cD m hnh kt c2u. LMC vo HEA 240 trn danh sch

Ch+n New section definition icon. LMC d2u tch c*nh nt ElastoA plastic analysis Add, Close Chuyn sang khung nhn hin th kt c2u v ch+n (LMC) cc c6t bin (thanh s]. 1, 2) Trong h6p tho*i Sections LMC vo IPE 240 trong dnh sch

Ch+n New section definition icon. LMC d2u tch c*nh nt ElastoA plastic analysis Add, Close Chuyn sang khung nhn hin th kt c2u v ch+n (LMC) dIm (thanh s]. 4) Close trong h6p tho*i Sections


Ch+n tit di n hi n dng

M9 h6p tho*i New Section vi tit di n HEA 240 c ch+n

B7t phn tch n hXirdAo cho tit di n c ch+n. 1 tit di n mi vi tn c gn: HEA 240EP

nh ngha tit di n HEA 240EP, ng h6p tho*i New Section .

Thay ?i tit di n thanh c chd nh thnh tit di n HEA 240EP . Ch2p nh7n c4nh bo vb thay ?i c th a kt qu4 sang tr*ng thi not available. Ch+n tit di n hi n dng

M9 h6p tho*i New Section vi tit di n IPE 240 c ch+n

B7t phn tch n hXirdAo cho tit di n c ch+n. 1 tit di n mi vi tn c gn: IPE 240EP

nh ngha tit di n IPE 240EP, ng h6p tho*i New Section .

Thay ?i tit di n thanh c chd nh thnh tit di n IPE 240EP .

ng h6p tho*i Sections .


3.3.4 Phn tch k6t c7u v kidm tra k6t quB

Analysis menu / Calculations

Results menu / Displacements

LMC tab Global Extremes

File menu / Save as Trong File name nh7p tn cho v dD e.g.

Frame_EC3_EP

LMC nt Save button

Ch*y tnh ton.

M9 b4ng chuyn v nt.

Tnh ton chuyn v ln nh2t t*i nt (nhn nh hnh di). Nh b*n nhn th2y, mc d lm vi c 9 giai o*n dAo nhng kt c2u vEn ?n nh .

M9 h6p tho*i lu.

Lu vi d*ng mc nh r RTD.

Lu v dD.


4. T#i trng di chuy2n khung 2D V dD ny gii thi u cch nh ngha, phn tch v thit k 1 khung 2D n gi4n (nhn nh hnh bn di), vi 1 t4i tr+ng di chuyn c nh ngha. n v: (m) v (kN).

3 tr!ng hp t4i tr+ng si c gn cho kt c2u (tr+ng lng b4n thn v 2 tr!ng hp t4i: gi v tuyt, biu dien nh hnh di). Thm na,1 t4i tr+ng di chuyn si c gn cho kt c2u


MOVING LOAD CASE


Trong thj tJ bHt Iu nh ngha kt c2u, nn ch*y chng trnh RSAP (2n biu tng thch hp hoc ch+n dng l nh thch hp t toolbar). Sau , si xu2t hi n trn mn hnh 1 h6p tho*i, ch+n biu tng Iu tin 9 hng Iu tin (2D frame ).

CH : D) li*u ti+t di*n Chu u (French) (CATPRO) 0c s1 d2ng trong v d2 ny.


4.1 6nh ngha m hnh

TIaN TRNH THPC HIRN

Ch+n Axis Definition t thanh cng cD m hnh kt c2u. Trong tab X: Position: {0} Number of repetitions: {4} Distance: {3}

Numbering: A, B, C ...

LMC nt Insert

LMC trong tab Z Trong tab Z : Nh7p lin tip cc t+a 6 sau: {0}, Insert {3}, Insert {5}, Insert {6.5}, Insert

Numbering: 1, 2, 3 ...

Apply, Close

MIU TT

BHt Iu nh ngha h trDc kt c2u. h6p tho*i Structural axis xu2t hi n trn mn hnh.

Xc nh thng s] trDc ng kt c2u.

TrDc jng c xc nh v a vo tr!ng Set of defined axes .

BHt Iu nh ngha thng s] trDc ngang kt c2u.

Xc nh thng s] trDc ngang kt c2u.

T*o xong h trDc kt c2u v ng h6p tho*i Structural axis .

4.1.1 Member Definition

Ch+n Bar Selections icon t thanh cng cD

Ch+n New Selection Definition icon Ch+n nhm Irsection trong tr!ng Section v ch+n theo nhng tit di n sau: HEA 200, HEA 260 v IPE 200

Add, Close

Close

Ch+n Bars icon t thanh cng cD m hnh LMC trong tr!ng BAR TYPE: Column LMC trong SECTION v ch+n lo*i tit di n: HEA 260


M9 h6p tho*i New sections

nh ngha tit di n mi v ng h6p tho*i New sections

ng h6p tho*i Sections

M9 h6p tho*i Bars

Ch+n thu6c tnh thanh


LMC trong tr!ng Beginning (mu c&a nbn thay ?i sang xanh) C6t 1 r gia li A1rA3, vi t+a 6 nh sau: Beginning: (0,0) End: (0,5) C6t 2 r gia li E1rE3, vi t+a 6 nh sau: Beginning: (12,0) End: (12,5)

C6t 3 r gia li C1rC2, vi t+a 6 nh sau: Beginning: (6,0) End: (6,3) Close

BHt Iu xc nh thanh kt c2u ( cc c6t kt c2u)

Xc nh c6t kt c2u. Hnh di th hi n kt c2u c t*o n th!i im ny .

ng h6p tho*i Bars

4.1.2 )nh ngha th2 vi4n k6t c7u (1 mi v 1 d-m c-u trWc di chuydn trn)

Ch+n Library Structure icon t thanh cng cD m hnh

LMC ( p) biu tng ( thj 1 9 hng di) Trong tab Dimensions LMC trong tr!ng Length L {12} LMC trong tr!ng Height H {1.5}

M9 h6p tho*i Typical structures v bHt Iu nh ngha th vi n kt c2u (mi).

Selects the triangular truss of type 1. On screen, there appears the Merge structure dialog box where one may define truss parameters

Xc nh chibu di gin (c th xc nh trong khung nhn hin th)

Xc nh chibu cao gin (c th xc nh trong khung nhn hin th)


LMC trong tr!ng Number of fields {8} LMC trn tab Sections ; T2t c4 thanh bin ( trn v di) gn (DCED 90x10) v thanh xin,jng gn (CAE 70x7) LMC trong tab Insert LMC trong tr!ng Insertion point ch+n im A3 vi t+a 6 nh sau: (0,0,5) Apply, OK Geometry menu / Releases LMC trn lo*i gi4i phng lin kt: PinnedAFixed LMC trn tr!ng Current selection, chuyn sang khung nhn v chd ch+n thanh jng cao nh2t 9 gin (trong dnh mi) bBng cch di con tr chu6t trn phIn t@. Close

Ch+n Library Structure icon t thanh cng cD m hnh. ( icon thj 3 trong hng 2) LMC ( p) vo icon

Trn tab Dimensions LMC tr!ng Length L {12} LMC tr!ng Height H {1.0} LMC trong tr!ng Number of fields {8} LMC trn tab Sections ; T2t c4 thanh bin ( trn v di) gn (DCED 90x10) v thanh xin,jng gn (CAE 70x7) LMC trong tab Insert LMC trong tr!ng Insertion point v ch+n im theo t+a 6 sau (0,0,2)

Xc nh s] kho4ng chia m gin c chia thnh

Gn tit di n cho thanh gin.

Xc nh v tr im chn kt c2u

T*o kt c2u 9 v tr thch hp bn trong khung kt c2u v ng h6p tho*i Merge structure

M9 h6p tho*i Releases

Ch+n lo*i gi4i phng lin kt gn cho thanh gin

Ch+n thanh gin; Ch : lu mi tn ci xu2t hi n sng trn thanh ginr khi a chu6t ln thanh, mi tn ph4i c hng ln (hng c&a lin kt gi4i phng r2t quan tr+ng: t*i in nt Iu l lin kt khp, cn l*i im thj 2 lin kt ngm c gn)

ng h6p tho*i Releases

M9 l*i h6p tho*i Typical structures v bHt Iu nh ngha t th vi n kt c2u ( di chuynr dIm cIu trDc).

Ch+n gin ch nh7t lo*i 3. Trn mn hnh, xu2t hi n h6p tho*i Merge structure ni c th xc nh cc thng s] cho dn

Xc nh chibu di gin (c th xc nh trong khung nhn hin th)

Xc nh chibu cao gin (c th xc nh trong khung nhn hin th) Xc nh s] kho4ng chia gin

Gn tit di n thanh gin

Xc nh im chn kt c2u gin


Apply, OK Ch+n thanh jng bn c&a cIn trDc gin di chuyn v thanh jng gia (nh hnh) thanh si hi n sng (thanh 108, 112 v 116) n nt Delete trn bn phm Ch+n No, delete only the selected bars v 2n nt Apply

T*o kt c2u 9 v tr thch hp bn trong khung kt c2u v ng h6p tho*i Merge structure

Xa nhng thanh c ch+n

4.1.3 )nh ngha g

Ch+n Supports icon t thanh cng cD m hnh LMC trong tr!ng Current selection trn tab Nodal Sang khung nhn; khi di chu6t tri v 2n, ch+n c@a s? t2t c4 cc nt di c&a c6t (cc im nBm 9 cao trnh trDc 1) Trong h6p tho*i Supports , ch+n biu tng g]i ngm (n si hi n sng) Apply Close


Ch+n nt kt c2u si c gn g]i

Ch+n nt (1 3 5) si c chn trong tr!ng Current selection .

Ch+n lo*i g]i

G]i c ch+n si c gn cho nt kt c2u.

ng h6p tho*i Supports


4.1.4 )nh ngha tBi trEng k6t c7u

Ch+n RSAP layout ci cho php ng!i dng nh ngha cc tr!ng hp t4i

LMC trong RSAP layout ch+n Structure model / Loads Layout LMC nt New trong h6p tho*i Load types LMC trong Nature : Wind LMC nt New LMC trong Nature Snow LMC nt New LMC tr!ng 2 trong c6t CASE v ch+n tr!ng hp t4i 2nd WIND1 LMC tr!ng trong c6t LOAD TYPE v ch+n t4i tr+ng phn b] bu LMC tr!ng trong c6t LIST v ch+n sang khung hin th kt c2u c6t tri LMC tr!ng trong c6t "PX=" v g gi tr 5.0 LMC tr!ng 3 trong c6t CASE v ch+n tr!ng hp t4i thj 3: SN1 LMC tr!ng trong c6t LOAD TYPE v ch+n t4i tr+ng phn b] bu LMC tr!ng trong c6t LIST v ch+n sang khung nhn hin th thanh bin trn c&a gin mi LMC tr!ng trong c6t "PZ=" v nh7p gi tr: r3.0

trong RSAP layout ch+n Structure Model / Start Layout

nh ngha theo tr!ng hp t4i: nature: dead (selfrweight) standard name: DL1

Ch+n tr!ng hp t4i: wind

nh ngha theo tr!ng hp t4i: nature: wind

standard name: WIND1

Ch+n tr!ng hp t4i: snow

nh ngha theo tr!ng hp t4i: nature: snow standard name: SN1

Tr+ng lng b4n thn tJ 6ng c gn cho ton b6 thanh kt c2u 9 hng Iu tin (hng "rZ)

nh ngha t4i tr+ng cho tr!ng hp t4i thj 2

Ch+n lo*i t4i tr+ng

Ch+n thanh si c gn t4i tr+ng lJc t*i nt (thanh 1)

Ch+n hng v gi tr t4i tr+ng

nh ngha t4i tr+ng cho tr!ng hp t4i thj 3

Ch+n lo*i t4i tr+ng

Ch+n thanh si c gn t4i tr+ng phn b] bu (thanh s] 5 v 6)


Ch*y layout Iu tin c&a RSAP


4.1.5 )nh ngha tBi trEng di chuydn v p dWng cho k6t c7u

Tools menu / Job Preferences LMC lJa ch+n Databases / Vehicle loads

Ch+n Create a new database icon.

G: Trong Database : USER Trong Database name : Userrdefined database Units: length r (m)

force r (kN)

Create

OK

Loads menu / Special loads / Moving

Ch+n New vehicle icon.

LMC nt New G tn ln: Moving crane, OK LMC dng Iu tin trong b4ng b] tr phIn th2p c&a h6p tho*i Ch+n lo*i t4i tr+ng: lJc t7p trung (concentrated force) F = 30, X = r1.2, S = 0 LMC !ng tip theo trong b4ng t*i phIn di c&a h6p tho*i Ch+n lo*i t4i tr+ng: lJc t7p trung (concentrated force) F = 30, X = 0.0, S = 0 LMC !ng tip theo trong b4ng t*i di na c&a h6p tho*i Ch+n lo*i t4i tr+ng: lJc t7p trung (concentrated force) F = 30, X = 1.4, S = 0


Ch+n lJa t cy th mDc bn tri c&a h6p tho*i

n Create a new database icon m9 h6p tho*i New Moving Load

nh ngha d li u ng!i dng

ng h6p tho*i New Moving Load

ng h6p tho*i Job Preferences

M9 h6p tho*i Moving Loads

M9 h6p tho*i Moving Loads v bHt Iu xc nh 1 ln xe mi Xc nh ln xe mi

Xc nh tn ln mi v ng h6p tho*i New vehicle

Xc nh lJc tc 6ng

Ch+n lo*i t4i tr+ng

Xc nh gi tr v v tr lJc t7p trung

Xc nh lJc tc 6ng

Ch+n lo*i t4i tr+ng

Xc nh gi tr v v tr lJc t7p trung

Xc nh lJc tc 6ng

Ch+n lo*i t4i tr+ng

Xc nh gi tr v v tr lJc t7p trung. H6p tho*i

Moving Loads hin th nh hnh di.


LMC nt Save to database Ch+n USER database v OK trong h6p tho*i Moving Load Databases Add, Close Trong tr!ng Name , g tn c&a t4i tr+ng di chuyn (case 4):

moving crane load

LMC nt Define

Xc nh 2 im nh tuyn c&a ln: beginning (0,3) end (12,3) Apply, Close LMC tr!ng Step {1} Gi4 nh gi tr mc nh c&a hng (0,0,r1), ngha l t4i tr+ng tc dDng theo phng Z v hng ngc vi trDc Z LMC lJa ch+n Selection t*i tr!ng Application plane {8} LMC nt Parameters

M9 h6p tho*i Moving Load Databases

Lu ln nh ngha ti d li u ng!i dng nh ngha

Thm ln nh ngha ti danh sch ln ho*t 6ng v ng h6p tho*i Moving Loads

Xc nh tn c&a t4i tr+ng di chuyn

BHt Iu nh ngha tuyn c&a ln cIu trDc di chuyn: h6p tho*i Polyline F Contour c m9, vi lJa ch+n Polyline kch ho*t.

Xc nh cc tuyn ln

ng h6p tho*i Polyline F contour

Xc nh cc b7c thay ?i v tr t4i tr+ng di chuyn v hng c&a t4i tr+ng p dDng .

Ch+n mt phng t4i tr+ng tc dDng

Ch+n thanh bin trn c&a gin cIu trDc di chuyn ( thanh s] 8)

M9 h6p tho*i Route Parameters


LMC tr!ng cho h s]: Coef. LR and coef. LL v g gi tr 0.1 B7t lJa ch+n sau: Vehicle position limit A route beginning Vehicle position limit A route end OK Apply, Close

4.2 Phn tch k*t c:u

Tools menu / Job Preferences

Structure Analysis

Method of Solving the System of Equations: Iterative OK


Xc nh h s] cho lJc tc dDng d+c tuyn ln chuyn 6ng. N t*o lJc c nguXn g]c t phanh xe, c gi tr bBng 0.1*F

Chuyn nhng lJa ch+n 4m b4o rBng lJc c nh ngha cho t4i tr+ng di chuyn cIu trDc ko c v tr ngoi m hnh kt c2u.

ng h6p tho*i Route Parameters

T*o tr!ng hp t4i di chuyn theo nhng thng s] v ng h6p tho*i Moving Loads .


Ch+n lJa Structure Analysis t cy trong h6p tho*i

Ch+n phng php gi4i cc h phng trnh cho m hnh kt c2u

Ch2p nh7n kch thc gi4 nh v ng h6p tho*i Job Preferences

BHt Iu tnh ton kt c2u. Khi tnh ton xong, thanh tiu b c&a khung nhn si hin th theo thng tin sau: Results A(FEM): available.

4.3 Trnh dihn ln xe v tring h

Autodesk Robot Structural Analysis Professional 2010 page: 55 Dng (LMC nt ) v ng cng cD m phng Close

4.4 Phn tch k*t qu# LMC ch+n RSAP layout Results / Results Layout

Ch+n: 4 moving load B7t lJa ch+n My Moment trong h6p tho*i Diagrams Ch+n tab Deformation trong h6p tho*i Diagrams

B7t lJa ch+n Deformation

Apply

Dng m phng ln xe

ng h6p tho*i Case component

M9 layout RESULTS RSAP . Mn hnh ibu khin si chia thnh 3 phIn: khung nhn cha m hnh kt c2u; h6p tho*i Diagrams .v b4ng hin th gi tr ph4n lJc CH : Bcng hidn the thm vo trWng h0p tci di chuydn (tfo vgi k tN + v A) enh gi tre cka Wng bao trn v dgi, the

value of the upper and lower envelope, ring tXng ci.

Ch+n tr!ng hp t4i 4 ( t4i tr+ng cIu trDc di chuyn).

Ch+n hin th momen u]n trong kt c2u vi tr!ng hp t4i tr+ng di chuyn

Ch+n hin th bin d*ng trong kt c2u vi tr!ng hp t4i tr+ng di chuyn .

Hin th s X momen u]n v s X bin d*ng trong kt c2u. Tng tJ, c th hin th s X khc trong h6p tho*i Diagrams .


Loads menu / Select Case Component

LMC nt Animation

LMC nt Start

Dng (LMC nt ) v ng cng cD m phng Close THt lJa ch+n My Moment trong h6p tho*i Diagrams Ch+n tab Deformation trong h6p tho*i Diagrams THt lJa ch+n Deformation Apply

M9 h6p tho*i Case component

M9 h6p tho*i Animation

BHt Iu ghi l*i m phng momen u]n v bin d*ng c&a kt c2u

Dng ghi l*i m phng

ng h6p tho*i Case component


4.5 ing #nh hjng

Ti layout START c&a chng trnh RSAP .

LMC trong layout RSAP ch+n

Structure model / Start Layout Results menu / Advanced / Influence Line M9 tab NTM c&a h6p tho*i Influence Lines , b7t 2 lJa : My v Fz LMC trong tr!ng Element v g {8} Apply Trong tab Nodes c&a h6p tho*i Influence Lines , b7t 2 lJa ch+n : Ux v Uz LMC trong tr!ng Node v g {2} B7t lJa ch+n Open in a new window Apply RMC trong h6p tho*i Influence Lines ni !ng 4nh h9ng hin th cho nt s] 2 Add coordinates

M9 h6p tho*i Influence Lines

Ch+n hin th: momen u]n v lJc cHt cho tr!ng hp t4i di chuyn

Ch+n thanh si c hin th !ng 4nh h9ng. im c v tr (bBng 0.5) ngha l !ng 4nh h9ng si c t*o cho im gia c&a thanh .

M9 thm 1 c@a s? hin th !ng 4nh h9ng cho kh]i lng ch+n (nhn nh hnh di)

Ch+n hin th chuyn v t*i nt cho tr!ng hp t4i tr+n di chuyn .

Ch+n nt si hin th !ng 4nh h9ng .

S X !ng 4nh h9ng cho nt thj 2 si hin th trong 1 c@a s? mi .

M9 thm 1 c@a s? ni !ng 4nh h9ng c&a kh]i lng ch+n hin th .

M9 menu ng c4nh

Nu lJa ch+n c ch+n, b4ng b] tr di s X !ng 4nh h9ng si hin th thm c6t chja t+a 6 c&a im kt c2u lin tip .


5. T#i trng di chuy2n A khung 3D V dD ny hng dEn nh ngha, phn tch v thit k 1 khung x9ng thp n gi4n minh h+a trong hnh bn di. n v d li u: (m) and (kN).

5 tr!ng hp t4i c gn ti kt c2u v 3 trong s] biu dien trong hnh bn di


LOAD CASE 5

Nhng nguyn tHc sau y si c p dDng trong su]t qu trnh nh ngha kt: b2t k k tJ biu tng no ngha l biu tng thch hp si c 2n vi nt chu6t tri ( x ) c gi tr c ch+n l x trong h6p tho*i hoc nh7p gi tr x LMC v RMC r nhng ch vit tHt cho Click chu6t tri v Click chu6t ph4i. RSAP r vit tHt cho Autodesk Robot Structural Analysis Professional. bHt Iu nh ngha kt c2u ch*y chng trnh RSAP (2n icon thch hp hoc ch+n t l nh trong taskbar) . C@a s? m! si hin th trn mn hnh, ch+n biu tng (Frame 3D Design), Cu]i trong hng Iu tin . CH : D) li*u ti+t di*n tiu chuLn Chu u (EURO) 0c s1 d2ng trong v d2 ny.


5.1 6nh ngha m hnh

enh ngha thanh k+t cnu

TIaN TRNH THPC HIRN

Structure Model / Bars Layout LMC trn tr!ng Bar Type v ch+n Column LMC trn tr!ng Section v ch+n (IPE 600) LMC trn tr!ng Beginning ( mu thay ?i sang xanh)

Nh7p t+a 6 trong tr!ng Beginning and End nh sau: (r8,0,0) (r8,0,7), Add (r8,0,7) (r8,0,14), Add LMC trn tr!ng Bar Type trong h6p tho*i Bars v ch+n Beam LMC trong tr!ng Section v ch+n: (IPE 240) LMC trong tr!ng Beginning ( mu thay ?i sang xanh) Nh7p im trong tr!ng Beginning and End nh sau: (r8,0,10) (r6,0,10), Add LMC trong tr!ng Bar Type trong h6p tho*i Bars v ch+n Simple bar LMC trn tr!ng Section v ch+n UPN 240 LMC trong tr!ng Beginning (mu nbn ?i sang xanh) Nh7p im trong tr!ng Beginning and End nh sau: (r8,0,8) (r6,0,10), Add LMC tr!ng Bar type trong h6p tho*i Bars, ch+n Simple bar LMC tr!ng Section , ch+n HEB 240

LMC tr!ng Beginning

( mu nbn thay ?i sang xanh)

MIU TT

Ch+n layout BARS t danh sch layouts hin th RSAP .

Ch+n thu6c tnh c&a thanh. D li u tit di n tiu chu1n Chu u (EURO) c s@ dDng. Ch : N+u ti+t di*n IPE 600 ko hidn the trong danh sch, chVn layout STRUCTURE MODEL / SECTION

and MATERIALS, nn icon New trong hTp thofi Sections v thm ti+t di*n tgi danh sch hi*n hnh.

BHt Iu xc nh thanh kt c2u (c6t kt c2u)

Xc nh v tr c6t kt c2u.

BHt Iu nh ngha dIm v ch+n thu6c tnh cho n. D li u tit di n Chu u (EURO) c s@ dDng. Ch : N+u ti+t di*n IPE 240 ko hidn the trong danh sch, chVn theo bgc trn.

BHt Iu nh ngha dIm kt c2u.

Xc nh 1 dIm.

BHt Iu nh ngha 1 thanh thuIn ty v ch+n thu6c tnh cho n. Tit di n t d li u tiu chu1n Chu u (EURO) c s@ dDng.

BHt Iu xc nh thanh thuIn ty trong kt c2u

Xc nh 1 thanh thuIn ty.

BHt Iu xc nh thanh v gn thu6c tnh cho n . CH : N+u ti+t di*n HEB 240 ko c trong danh sch hidn the, nn nt v lm nh)ng bgc ti+p theo nh bn trn.

BHt Iu xc nh t+a 6 thanh trong kt c2u.


Nh7p t+a 6 thanh trong tr!ng Beginning and End : (r8,0,14) (0,0,16), Add

Ch+n icon Zoom All t thanh cng cD chu1n. qnh ngha gi r

LMC trn tr!ng ch+n Structure Model / Start Layout Geometry menu / Additional Attributes / Brackets

Ch+n icon New Bracket .

Trong tr!ng Length (L) nh7p gi tr 0.15; cc thng s] cn l*i ko thay ?i Add, Close LMC tr!ng Bars , chuyn sang khung nhn hin th v ch+n thanh c nh ngha gIn y (s] 5 si hin th trong tr!ng Bars ) Apply, Close

enh ngha gsi r

LMC ch+n Structure Model / Supports Layout

Xc nh 1 thanh.

PhDc hXi ch 6 xem ton mn hnh.

Ch+n layout Iu tin c&a chng trnh RSAP .

M9 h6p tho*i Brackets nh ngha gi nt khung thanh kt c2u .

M9 h6p tho*i New Bracket .

Xc nh 6 di gi

Xc nh gi mi, ng h6p tho*i New Bracket

Ch+n thanh si c gn gi .

Gn gi ti thanh c ch+n, ng h6p tho*i Brackets . Kt c2u c nh ngha hin th nh hnh di.

Ch+n layout trong RSAP cho php nh ngha g]i .


Trong h6p tho*i Supports , LMC trn tr!ng Current Selection trong tab Nodal (con tr nh2p nhy trong tr!ng) Chuyn sang khung hin th; 2n nt chu6t tri ch+n nt c6t bBng c@a s? ch+n T h6p tho*i Supports ch+n biu tng g]i ngm (icon si hi n sng) Apply

LMC ch+n Structure Model / Start Layout CTRL+A

Edit menu / Edit / Vertical Mirror Sang khung hin th v ch+n trDc sao chp qua n (x = 0), LMC, Close

Ch+n icon Zoom All t thanh cng cD chu1n.

enh ngha tci trVng k+t cnu

LMC ch+n Structure Model/Loads Layout LMC nt New trong h6p tho*i Load Types .

Ch+n nt kt c2u ni g]i c xc nh.

Ch+n nt 1 si c nh7p vo trong tr!ng Current Selection .

Ch+n lo*i g]i .

Ch+n lo*i g]i c gn cho nt kt c2u ch+n.

Ch+n layout Iu tin c&a chng trnh RSAP .

Ch+n t2t c4 cc nt v thanh.

]i xjng nhng thanh ch+n.

Xc nh trDc ]i xjng sao chp v ng h6p tho*i Vertical Mirror .

Khi lJa ch+n ny c ch+n th m hnh kt c2u si hin th ton b6 . Kt c2u nh ngha hin th nh hnh di.

Ch+n layout RSAP cho php nh ngha t4i tr+ng tc dDng.

nh ngha 1 tr!ng hp tnh t4i (trong lng b4n thn) vi tn chu1n DL1.


LMC trong tr!ng Nature (Wind) LMC nt New LMC nt New LMC tr!ng Nature (Snow) LMC nt New button LMC trn tr!ng thj 2 trong c6t Case c&a b4ng Loads , ch+n tr!ng hp t4i thj 2: WI

tài liệu robot structural analysis 2010

Documents