INDEX
Sr. No.
Description
Page Nos.
Rev.No.
1
Co Cover Sheet
1
2
2
Index
2
2
3
C.G.calculations
3
2
4
Lifting Loads
4-5
2
5
Lifting Trunnion Analysis
6
2
6
Tailing Lug Design
7
2
7
Tailing Beam Design
8-10
2
8
10A
2
11-18
2
19-26
2
11
Local Loads Local Load Analysis Of Trunnion-Horz Position Local Load Analysis Of Trunnion-Vertical Trunnion-Vertical Position Local Load Analysis Of Trunnion-45 Degree Position
27-34
2
12
Verification of Cone Junctions during Lifting.
35-36
2
9 10
Pages Added : 10A , 27-36
CALCULATIONS FOR CENTER OF GRAVITY
Component
Skirt
Shell/ Head Wt
Baffles Tray ladders+ Nozzle +distribu Insulation Piping supports Platform Wt tor+Trun & beams s nion
stiff+ clips+ Misc
Weight, (W) Kg
Length (L) mm
Distance of component from Skirt Base (mm)
y mm
W*y
24781
0
0
0
0
751
0
0
25532
7500
0
4000
Bottom Head
4583
75
312
0
0
942
0
0
5912
333
7500
7167
42372005
Shell Brl-1
8181
1569
509
750
0
1165
0
0
12174
2800
7550
8950
108960164
Shell Brl-2
8327
43
509
750
0
1558
1932
0
13119
2800
10350
11750
154146253
Shell Brl-3
8866
0
536
750
0
149
1932
603
12836
2980
13150
14640
187916258
Shell Brl-4
8430
3415
538
750
150
1907
1932
0
17123
3000
16130
17630
301873377
Shell Brl-5
8926
0
538
750
750
520
0
0
11484
3000
19130
20630
236919665
Shell Brl-6
8856
846
538
750
750
520
0
603
12863
3000
22130
23630
303955289
Shell Brl-7
6099
97
400
750
450
922
0
0
8717
2050
25130
26155
228003597
Shell Brl-8
8926
0
538
750
750
479
0
0
11443
3000
27180
28680
328191836
Shell Brl-8A
2767
0
0
750
150
56
0
0
3723
930
30180
30645
114091335
Shell Brl-9
8837
1069
538
750
600
1327
1250
0
14372
3000
31110
32610
468669290
Shell Brl-10
1856
33
176
750
0
31
350
268
3464
520
34110
34370
119044963
Shell Brl-11
2559
0
206
750
0
42
0
0
3556
700
34630
34980
124394127
Shell Brl-12
1478
0
161
750
150
30
0
224
2793
500
35330
35580
99362487
Shell Brl-13
6632
0
464
750
1050
478
0
0
9373
3000
35830
37330
349911262
Shell Brl-14
6411
0
451
750
900
174
1275
0
9961
2900
38830
40280
401239956
Shell Brl-15
3665
962
305
750
300
991
750
0
7723
1690
41730
42575
328813537
Top Dish end
2776
286
247
0
0
940
0
0
4250
275
43470
43608
185310071
=
190418.61
SW
SW*y S
Wy/SW
C.G.
=
C.G. distance from Skirt Bottom
=
21979 mm
C.G. distance from BTL
=
14479 mm
Lifting Weight =
190500 kg
Note : Piping weight has been distributed equally on each shell course.
=
102127320
4185302792
LIFTING CALCULATION
NOTES:
820000 N
LOAD = F=
1.50
X=
1. DIMENSIONS (X, H1 & H2) ARE IN METRES (m).
2.576 m
2. LOAD (W) IS IN NEWTONS AND INCLUDES SHOCK FACTOR F
H1=
9.30 m
3. DIMENSION M, IS MOMENT ARM OF LIFTING TRUNNION
H2=
7.10 m
SEE SKETCH BELOW FOR DETAILS.
W=
1230000 N
M=
26 mm
ANGLE (*)
Y=X SIN(*)
Z=
B=Y+Z
H1 COS(*)
TF=
LF=
LONG.
CIRC.
LONG.
CIRC.
A=
WxA
WxB
MOMENT
MOMENT
SHEAR
SHEAR
H2 COS(*)
(A+B)
(A+B)
N
N
ML=
MC=
FL=
FL x M
FC x M
LF x SIN(*)
FC=
Nmm
Nmm
N
LF x COS(*) N
0 DEG
0.0000
9.3000
9.3000
7.1000
5.33E+05
6.98E+05
0.00E+00
9.07E+06
0.00E+00
5 DEG
0.2246
9.2628
9.4874
7.0716
5.25E+05
7.05E+05
7.98E+05
9.13E+06
3.07E+04
3.49E+05 3.51E+05
10 DEG
0.4475
9.1586
9.6061
6.9921
5.18E+05
7.12E+05
1.61E+06
9.11E+06
6.18E+04
3.51E+05
15 DEG
0.6667
8.9838
9.6505
6.8586
5.11E+05
7.19E+05
2.42E+06
9.03E+06
9.30E+04
3.47E+05
20 DEG
0.8810
8.7392
9.6202
6.6719
5.04E+05
7.26E+05
3.23E+06
8.87E+06
1.24E+05
3.41E+05
25 DEG
1.0889
8.4286
9.5175
6.4347
4.96E+05
7.34E+05
4.03E+06
8.65E+06
1.55E+05
3.33E+05
30 DEG
1.2880
8.0538
9.3418
6.1486
4.88E+05
7.42E+05
4.82E+06
8.35E+06
1.85E+05
3.21E+05
35 DEG
1.4776
7.6186
9.0962
5.8163
4.80E+05
7.50E+05
5.59E+06
7.99E+06
2.15E+05
3.07E+05
40 DEG
1.6559
7.1238
8.7797
5.4386
4.70E+05
7.60E+05
6.35E+06
7.56E+06
2.44E+05
2.91E+05
45 DEG
1.8215
6.5760
8.3975
5.0204
4.60E+05
7.70E+05
7.08E+06
7.08E+06
2.72E+05
2.72E+05
50 DEG
1.9732
5.9780
7.9513
4.5639
4.49E+05
7.81E+05
7.78E+06
6.53E+06
2.99E+05
2.51E+05
55 DEG
2.1103
5.3345
7.4447
4.0726
4.35E+05
7.95E+05
8.47E+06
5.93E+06
3.26E+05
2.28E+05
60 DEG
2.2308
4.6500
6.8808
3.5500
4.19E+05
8.11E+05
9.13E+06
5.27E+06
3.51E+05
2.03E+05
65 DEG
2.3346
3.9311
6.2657
3.0012
3.98E+05
8.32E+05
9.80E+06
4.57E+06
3.77E+05
1.76E+05
70 DEG
2.4207
3.1806
5.6013
2.4282
3.72E+05
8.58E+05
1.05E+07
3.82E+06
4.03E+05
1.47E+05
75 DEG
2.4884
2.4068
4.8953
1.8375
3.36E+05
8.94E+05
1.12E+07
3.01E+06
4.32E+05
1.16E+05
80 DEG
2.5368
1.6154
4.1523
1.2333
2.82E+05
9.48E+05
1.21E+07
2.14E+06
4.67E+05
8.23E+04
85 DEG
2.5657
0.8110
3.3767
0.6191
1.91E+05
1.04E+06
1.35E+07
1.18E+06
5.18E+05
4.53E+04
90 DEG
2.5760
0.0000
2.5760
0.0000
0.00E+00
1.23E+06
1.60E+07
9.80E-10
6.15E+05
3.77E-11
LF
TF
TAILING LOADS ON TOP AND BOTTOM BASERINGS
SEE SKETCH FOR DETAILS L= 150.00 H2
ANGLE (*)
TF
F1= TF.SIN(*)
C.G
F2= TF.COS(*) H1
0 5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90
DEG DEG DEG DEG DEG DEG DEG DEG DEG DEG DEG DEG DEG DEG DEG DEG DEG DEG DEG
532500.0 525276.5 518144.9 510996.6 503705.1 496152.3 488223.5 479737.6 470485.2 460212.9 448542.7 434932.6 418615.4 398346.3 371965.7 335688.3 281666.5 190580.7 0.0
0.0 45804.1 90001.8 132245.9 172267.2 209723.6 244111.8 275177.5 302427.9 325416.5 343583.7 356296.8 362520.9 361021.3 349536.1 324274.9 277385.2 189818.3 0.0
532500.0 523175.4 510269.1 493622.7 473331.7 449662.8 422801.6 392905.1 360391.7 325416.5 288323.2 249477.3 209307.7 168381.0 127212.3 86876.1 48925.5 16618.6 0.0
W
X Z
Y
F2 F1 TF
H
L
LIFTING TRUNNION ANALYSIS
Elevation from BTL
mm
14000
LOAD PER TRUNNION
N
410000 1.5
SHOCK FACTOR, F LOAD PER TRUNNION
N
MATERIAL:
SA 106 Gr.B
YIELD STRESS, Ys
N/mm^2
ALLO WA BLE S TR ESS
615000
241.32
BEN DING N/mm^2
SHE AR
0.66Ys
0.4Ys
159.27
96.528
1.00
0.85
W ELD JOINT EFFICIENCY DIMENSIONS :
ID OF TRUNNION
mm
THK OF TRUNNION
mm
21.5
OD OF TRUNNION
mm
406.4
EFFECTIVE CROSS SECTION AREA
mm^2
25998
SECTION MODULUS
mm^3
2.377E+06
363.4
STRESSES IN TRUNNION : BENDING STRESS IN TRUNNION MOMENT ARM
mm
BENDING MOMENT
N-mm
BENDING STRESS
N/mm^2
SHEAR STRESS IN TRUNNION
N/mm^2
26
15990000 6.73 < 172.92 N/mm2, HENCE SAFE 23.66 <104.8 N/mm2, HENCE SAFE
FULL PENETRATION WELDING PROVIDED FOR TRUNNION TO SHELL WELD. TRUNNION
END PLATE THICKNESS REQUIRED FOR BENDING STRESS: DURING LIFT, THE FORCE COMPONENT F FROM THE GROMMET ON THE END PLATE IS 0
ASSUMED TO BE CONCENTRATED OVER THE BOTTOM 120 .
CONSIDERING AN INCLINATION OF 5 DEG W HILE LIFTING, F = W /2 * TAN 5.0 ALLO WA BLE B END ING STR ESS , Fa
N N/m m^2
53806 172.92
DIAMETER OF THE LIFTING ROPE
mm
60
RADIUS OF LOAD ACTING, R
mm
30.0
F OR CE /U NIT LE NG TH ON EN D P LA TE
N /m m
F / [(D/2+R)*120* p/180] BENDING MOMENT PER UN IT RADIAL
0 110.16 ( FOR 120 ARC OF TRUNN.)
TAILING LUG DESIGN
MATERIAL :
SA 285 GrC
YIELD STRESS (Ys) :
N/mm2
20 5
X
LUG DIMENSIONS : A : D : H : R : E : LUG THK (T) : PADEYE THK. (T1) :
15 0 86 78 0 15 0 0 35 0
mm mm mm mm mm mm mm
F1 A
Tailing Beam
F2
H
E
MA XI MU M LO AD S/ LU G :
D X
In horizontal position :
F2 = F1 =
266250 N 0 N
In maximum bending position :
F2 = F1 =
236666 N 181260 N
AL LO WA BL E ST RE SS ES : TENSILE,St = 0.6*Ys : SHEAR, Ss = 0.4*Ys : BENDING,Sb = 0.66*Ys : BEARING Se = 0 8*Ys :
123 82 135.3 164
N /mm2 N/mm2 N/mm2 N /mm2
R
TAILING BEAM & TOP/BOTTOM RING SECTION AT TAILING LUG Lifting lug
F2
Tailing beam
Rm Radius to N.Axis from C.L
BOTTOM MATERIAL :
SA 285 GrC
YIELD STRESS, Ys : ALL OW .BEN DING STR ESS, Sba :
0.66 Ys
MAXIMUM LOAD (in horiz. position), W :
20 5
N/mm2
135.3
N/mm2
266250
SECTION MODULUS OF BASE RING+SKIRT+TO P RING, Z : MOMENT OF INERTIA OF BASE RING+SKIRT+TOP RING, I :
MEAN RADIUS OF SECTION, Rm :
N
72256
mm 3
6946761
mm 4
2576
mm
CHECK FOR REQUIREMENT OF TAILING BEAM . M AX.BEND. M OM ENT IN T HE RING SECT IO N (W /O UT BEAM ),M : (Derived from Roark,6th ED.,Table-17,Case-20)
0.2387*W *Rm
BENDING STRESS IN BASE RING SECTION, Sb :
M/Z
163714782
2265.8
N-mm
N/mm2
> Sba-Hence not safe. Tailing beam required. CROSS SECTIONAL AREA OF SELECTED TAILING BEAM, A :
8" Sch80
MAX. BEND. MOMENT IN THE RING SECTION(W ITH BEAM),M: (Derived from Roark,6th ED.,Table-17,Case-20)
6.4164WI/(ARm)
8235 559441
mm 2 N-mm
TAILING BEAM & TOP/BOTTOM RING SECTION AT TAILING LUG TAILING BEAM CHECK :
MATERIAL OF TAILING BEAM
:
SA 106 Gr.B
SIZE OF BRACING MEMBER
:
8" Sch80
CROSS SECTIONAL AREA OF BEAM (A)
:
8235
mm 2
SECTION MODULUS OF BEAM (Z)
:
401095
mm 3
YIELD STRESS OF BEAM (Ys)
:
24 0
N/mm2
ALL OW .BE ND ING STR ESS (Sb a), 0.6 6Ys
:
158.4
N/mm2
ALL OW . T ENS ILE ST RES S ( Sta ), 0.6Y s
:
144.0
N/mm2
MAX. MOMENT ARM (L)
:
20 0
LOAD, F1
:
0
N
LOAD, F2
:
266250
N
TENSILE STRESS, St
:
mm
POSITION 1 (HORIZONTAL LIFT)
F2/A
32.33
N/mm2
POSITION 2 (MAXIMUM BENDING) LOAD, F1
:
181260
N
LOAD, F2
:
236666
N
TENSILE STRESS, St
:
F2/A
N/mm2 28.74 < 14 8. 9 N/ mm 2, He nc e Sa fe
BENDING STRESS, Sb
:
F1*L/Z
N/mm2 90.38 < 16 3. 8 N/ mm 2, He nc e Sa fe
COMBINED STRESS STRESS RATIO,S (St/Sta+Sb/Sba)
:
0.77 <1 , He nc e sa fe
CALCULATION OF CENTROID AND MOMENT OF INERTIA Are aM ark
bre ad th b
1 2 3 4 5
de pth d
0 780 20 0 0
Ar ea a 0.00E+00 9.36E+03 2.00E+03 0.00E+00 0.00E+00
0 12 100 0 0
TOTAL AREA
A=
CENTROID
C =
y dis t.fr om base 0 6 62 0 0
11360
a* y 0.00E+00 5.62E+04 1.24E+05 0.00E+00 0.00E+00
h dis t.fr om centroid 15.86 9.86 46.14 15.86 15.86
h^2 252 97 2129 252 252 a*h^2=
a * h^ 2 0.00E+00 9.10E+05 4.26E+06 0.00E+00 0.00E+00 5167774.648
Moment of Inertia : : I g = A2
1778987
0 2
Ixs A3
A1
0.00E+00 1.12E+05 1.67E+06 0.00E+00 0.00E+00
15.86 ( S (a*y)/A) 96.14
D =
BASE RING ID 4652
b* d^ 3/1 2
5 5 1
5 2
= Ig + S (a*h^2) =
6946761
SEC.MOD.1 =
438028
SE C. MO D. 2 =
72 25 6
BASE RING OD 5052
AL L D IME NT IO NS AR E I N mm /m m2 /m m3 /m m4
3 5 4
3 5 4
