seismic analysis using reference load dt 5.9.13
TRANSCRIPT
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SEISMIC ANALYSIS USING REFERENCE LOAD
STEPS INVOLVED:
1. Creation of Geometry
2. Giving Memer !ro"erty#. S$""ort Con%ition
&. Defining Referen'e Loa%(
). Defining Sei(mi' !arameter(
*. Giving Referen'e Loa% Comination( + Loa% ,i(t
-. S"e'ifying Ana,y(i( y"e
/. !o(t Ana,y(i( !rint
0. De(ign Comman%(
1. Ana,y(i(.
13In t4i( 'om",ete (te"( 1 to 2. 4en fo,,o5 t4e f$rt4er (te"( for
Sei(mi' Ana,y(i( $(ing Referen'e Loa%.
23 S$""ort 'on%ition6
7ottom ($""ort no%e( to e a((igne% a( !INNED S$""ort.
#3Defining Referen'e Loa% Comman%
DEFINE REFERENCE LOADS
LOAD R1 DL
SELF8EIG9 Y :1
MEM7ER LOAD Give 7ri'; 5a,, 5eig4t for 0< 5a,, for o$ter an%
&1=2 Stair 'a(e 5a,, eam an% any ot4er
memer 5eig4t 5it4 $($a, 'onvention3.
FLOOR LOAD
LOAD R2 LL ? #@N=m2
LOAD R# LL #@N=m2
LOAD R& ROOF LL
END DEFINE REFERENCE LOAD
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&3Defining Sei(mi' !arameter(
DEFINING SEISMIC LOAD:
1. Main men$ Comman%(Loa%ing Definition(Sei(mi' Loa%
IS1/0#:22
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Sei(mi' !arameter ('reen 5i,, a""ear. Se,e't ty"e6IS1/0#:22.
B In',$%e A''i%enta, Loa%
B Generate A%%
#. IS1/0#:22 Sei(mi' !arameter ('reen 5i,, a""ear.
Se,e't 'ity or one. One III .1* a,e 2 IS1/0#:223
Re("on(e Re%$'tion Fa'tor RF3 6 a,e - IS1/0#:223
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6 ) for SMRF
6 # for OMRF
Im"ortan'e Fa'tor I3 6 a,e * IS1/0#:223
6 1 for Or%inary Re(i%entia, 7$i,%ing
6 1.) for Im"ortant 7$i,%ing
Ot4er Fa'tor(6
Ro'; or Soi, (ite( Fa'tor SS3 6 C,a$(e *.&.) of IS1/0#:223
6 1 for 4ar% (oi, N#3
6 2 for me%i$m (oi, 1 N #3 for a,,
(oi,(
Stiff (oi, N 1) for "oor,y gra%e%> among ot4er
%e('ri"tion(3
6 # for (oft (oi,( N? 13 y"e of Str$'t$re S3 O"tiona,3 6 C,a$(e -.* IS1/0#:223
1 for RC Frame 7$i,%ing
2 for Stee, Frame 7$i,%ing
# for a,, ot4er 7$i,%ing
Dam"ing Ratio DM3 a,e # IS1/0#:2236 .)
! !erio% in Dire'tion O"tiona,):
PZ =Period in Z Direction (Optional): Depth of Fcloundation (DT) (For under ground structures) : 2.0m
Generate
!dd "lose.
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#$F$#$%"$ &O!D '
# .0 #2 0.2 #* 0.
!PP&'+%, -$+-+" &O!D:
. "lic/ &oad case details in the Data !rea !dd.
%umer: &oading T1pe: -eismic
Title : -eismic 34e !dd.
"lic/ &oad "ase !dd
-eismic &oad Direction. Factor !dd. "lose.
2. "lic/ &oad case details in the Data !rea !dd.
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%umer: 2 &oading T1pe: -eismic
Title : -eismic 54e !dd.
"lic/ &oad "ase 2 !dd
-eismic &oad Direction. Factor:5 !dd. "lose.
*. "lic/ &oad case details in the Data !rea !dd.
%umer: * &oading T1pe: -eismic
Title : -eismic Z 34e !dd.
"lic/ &oad "ase !dd
-eismic &oad Z Direction. Factor !dd. "lose.
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3. "lic/ &oad case details in the Data !rea !dd.
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%umer: 6 &oading T1pe: -eismic
Title : -eismic Z 54e !dd.
"lic/ &oad "ase 6 !dd
-eismic &oad Z Direction. Factor:5 !dd. "lose.
OT7$# &O!D "!-$-:
To "reate D$!D &O!D:
."lic/ &oad case Details !dd.
%umer &oading T1pe: D$!D.
Title: #eference &oad !dd.
"lic/ &oad case !dd.
#F !dd
8."lic/ &oad case Details !dd.
%umer 8 &oading T1pe: &+9$.
Title: #eference &oad !dd.
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"lic/ &oad case 8!dd.
#F2 #F * #F 6 !dd
#F #$D;"+
?
??
)
-
1
1.2
1.2
1.2
A%%
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In t4e (imi,ar 5ay a%% t4e fo,,o5ing ,oa% 'omination.
Loa% 'a(e
No.
Loa% 'a(e Fa'tor
1
) 1.2
- 1.2
2 1.2
11
) 1.2
- 1.2
# 1.2
12
) 1.2
- 1.2
& 1.2
13
) 1.)2 1.)
1&) 1.)
# 1.)
1)) 1.2
& 1.)
1*) 1.)
1 1.2
1-) .0
1 1.)
1/) .0
2 1.)
10) .0
# 1.)
2) .0
& 1.)
A%% C,o(e.
OR3
!;TO &O!D "O
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-elect : %e categor1 sa1 $>
%o. of rule :6
#ule %o. Dead &i4e -eismic . . 55
2 . 55 .* .2 .2 .26 0.? 555 .
"lic/ ;pdate Tale "lose.
ain menu"ommands &oading !uto &oad "om
-elect : +ndian code
"ategor1: $> ,enerate loads!dd"lose.
(O#)
"lic/ &oad case details !dd 7igh light !uto &oad "omination (in left
side).
-elect : +ndian code
"ategor1: $> ,enerate loads!dd"lose.
ain menu"ommands&oading&oad &ist (selecting Design loads)
&oad &ist.
!4ailale &oad &oad list. $> 34e
2. $> 54e
*. $> Z34e
6. $> Z54e.
.D&
8.&&
.#& @. .(D&3&&)
?. .(D&3$>3)
0. .(D&5$>5)
. .(D&3$>Z3)
2. .(D&5$>Z5)
>
AA
B
BB
&oad "om
@ to 20
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*. .2(D&3&&3$>3)
6. .2(D&3&&3$>5)
. .2(D&3&&3$>Z3)
8. .2(D&3&&3$>Z5)
. 0.?D&3. $>3
@. 0.?D&3. $>5
?. 0.?D&3.$> Z3
20. 0.?D&3.$> Z5
O./. "lose.
STEP 5 ( Analysis ):
From ain menu "ommands C !nal1sis Perform !nal1sis %o print
O.
STEP 6 (Post Analysis Print):
From ain enu "ommands Post !nal1sis Print -upport #eactions
To 4ie O.
STEP 7 ( Design) :
From ain menu "ommands Design "oncrete Design "urrent
code=+- 68 From ain menu Tools -et current input unit
&ength =mmE Force = % O.
-elect all the memer Define parameters
$&' =0.@ !ssign
$&Z =0.@ !ssign
F" =20 !ssign
F'!+%= 6 !ssign
F'-$" =6 !ssign
!!+% =8 !ssign
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!-$" =@ !ssign
+%!+% =2 !ssign
+%-$" =@ C !ssign "lose.
De select all memers and select eams onl1 (ain menu -elect
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8 2 8 0
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$
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88 * *8
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2 * 62
* *@ 6*
6 *? 66
60 6
8 6 68
62 6
@ 6* 6@
? 66 6?
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@* * 6
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@ 8
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@? 8 82
?0 82 8*
? 8* 86
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0@ @ 8*
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8 88
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*8 ?6 ?
* ?8 ?
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*? ?@ ??
60 ?? 00
6 8 @
62 @2
6* @ @*
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@ ?
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206 2? *0
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20@ *6 *
20? *8 *
20 * *@
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22 *? 60
2* 6 62
26 62 6*
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2*6 *? 66
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2*? 66 6?
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260 6 0
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-T!#T ,#O;P D$F+%+T+O%
F&OO#
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JF&OO#- 62 TO ? 8 TO @0 @2 TO ?? 0 TO 20 22 TO *? 6 TO 80
5
82 TO ? @ TO 200
J#OOF 20 TO 260
$%D ,#O;P D$F+%+T+O%
D$F+%$ !T$#+!& -T!#T
+-OT#OP+" "O%"#$T$
$ 2.e300
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D!P 0.0
$%D D$F+%$ !T$#+!&
"O%-T!%T-
!T$#+!& "O%"#$T$ !&&
$
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@8 ?0 ? ? ?8 ?? 200 ;%+ ,' 5.
K-T!+#"!-$ &O!D
K-P!%=L D&=*. -$&F3.2 F+%+-73. -T$P I$+,7T = 8.
%M->=A;D& O%
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&O!D * &O!DT'P$ -eismic T+T&$ &O!D "!-$ *
@?* &O!D Z
&O!D 6 &O!DT'P$ -eismic T+T&$ &O!D "!-$ 6
@?* &O!D Z 5
&O!D &O!DT'P$ Dead T+T&$ D&
#$F$#$%"$ &O!D
# .0
&O!D 8 &O!DT'P$ &i4e T+T&$ &&
#$F$#$%"$ &O!D
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. 8 .
&O!D "O< ? ,$%$#!T$D +%D+!% "OD$ ,$%#!&J-T#;"T;#$- *
.2 .2 .2
&O!D "O< 0 ,$%$#!T$D +%D+!% "OD$ ,$%#!&J-T#;"T;#$- 6
.2 .2 2 .2
&O!D "O< ,$%$#!T$D +%D+!% "OD$ ,$%#!&J-T#;"T;#$-
.2 .2 * .2
&O!D "O< 2 ,$%$#!T$D +%D+!% "OD$ ,$%#!&J-T#;"T;#$- 8
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. .
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. 2 .
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. * .
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. 6 .
&O!D "O< ,$%$#!T$D +%D+!% "OD$ ,$%#!&J-T#;"T;#$- 20
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0.? .
&O!D "O< @ ,$%$#!T$D +%D+!% "OD$ ,$%#!&J-T#;"T;#$- 2
0.? 2 .
&O!D "O< ? ,$%$#!T$D +%D+!% "OD$ ,$%#!&J-T#;"T;#$- 22
0.? * .
&O!D "O< 20 ,$%$#!T$D +%D+!% "OD$ ,$%#!&J-T#;"T;#$- 2*
0.? 6 .
P$#FO# !%!&'-+- P#+%T -T!T+"- "7$"
&O!D &+-T @ TO 20
-T!#T "O%"#$T$ D$-+,%
"OD$ +%D+!%
F" 2000 !&&
F'!+% 00000 !&&
TO#-+O% $< 6 TO 260
D$-+,%