Input Parameters Tan to Tan Length (L) Straight Face (SF) Diameter of Shell (ID) Density
Units Mtrs MM Mtrs
Values 14.8 50 4.8 7 .8 6
Say constant
Thickness : Shell Thickness : t1 (mm) Dish Thickness : t2 (mm)
mm mm
15.13058 15.15516
Calculation : Shell Height (H) : (TL - 2SF) Shell Circumference (C )= 3.14*(ID+t1)
Mtrs Mtrs
1 4 .7 5 15.12721
Shell Weight Formula : Kg:
= H(mtrs) x C(mtrs) x t(mm) x 7.86 Shell Wt : 2653 26535. 5.61 61 KG
Formulas in term of Inside Diameter
Calculation of Shell Thickness: t1 (mm) Internal Pressure : P Shell Inside Radius : ID/2 : R Stress Value of Material: S* Joint Efficency : E Corrosion Allowances : CA
88.18471 94.4882 17500 1 3 __P x R_ Formula : t1 : SE - 0.6P Shell Thickness : t (Inches) 0.477582 Shell Thickness : t (mm) 15.13058
Calculation of Dish Thickness: t2 (mm) Type : 2:1 Ellipsoidal Head Internal Pressure : P Shell Inside Diameter : ID Stress Value of Material: S* Joint Efficency : E Corrosion Allowances : CA
Formula : t2 :
88.18471 188.9764 17500 1 3
PSIG INCH PSI
Meters To Inches Input Meter : Output Inches:
MM Note : * Stress Value (S) fo
MM
PSIG INCH PSI MM
__P x D_ 2SE - 0.2P
Dish Thickness : t2 (Inches) 0.478549 Dish Thickness : t2 (mm) 15.15516 MM
Shell + Dish Weight : 29630.34 KG
Calculation of Blank Diam Outside Diameter : OD Formula : BD :
Blank Diameter : BD :
Dish Head Weight : Dish Weight :
4.8 188.9764
Kg/cm2 TO PSI Input Kg/cm2 Output PSI
r SA516 Gr.70 is 17500 Psi @ -20 650 F.
eter : 4.830261 Mtrs (1.17 x OD) + 2SF
5.751406 Mtrs
(3.1416/4) x BD x BD x t2 x 7.86 3094.723 KG
6.2 88.18471
Input Parameters Tan to Tan Length (L) Straight Face (SF) Diameter of Shell (ID) Density
Units Mtrs MM Mtrs
Values 2.05 50 1.5 7.86
Shell Thickness : t1 (mm) Dish Thickness : t2 (mm)
mm mm
12 14
Calculation : Shell Height (H) : (TL - 2SF) Shell Circumference (C )= 3.14*(ID+t1)
Mtrs Mtrs
2 4.750099
Say Inches constant
Thickness :
Shell Weight Formula : Kg:
H(mtrs) x C(mtrs) x t(mm) x 7.86 Shell Weight : 896.0587 KG
59.05512
WEIGHT ESTIMATION Calculation of Shell Thickness: t1 (mm) Internal Pressure : P Shell Inside Radius : ID/2 : R Stress Value of Material: S* Joint Efficency : E Corrosion Allowances : CA
177.7918 29.52755 20000 0.85 3 __P x R_ Formula : t1 : SE - 0.6P Shell Thickness : t1 (Inches) 0.310759 Shell Thickness : t1 (mm) 10.89328
Calculation of Dish Thickness: t2 (mm) Type : 2:1 Ellipsoidal Head Internal Pressure : P Shell Inside Diameter : ID Stress Value of Material: S* Joint Efficency : E Corrosion Allowances : CA
177.7918 59.0551 20000 0.85 3 __P x D_ Formula : t2 : 2SE - 0.2P Dish Thickness : t2 (Inches) 0.312073 Dish Thickness : t2 (mm) 10.92665
PSIG (Design) INCH PSI MM
Note : * Stress Value (S) fo
MM
PSIG (Design) INCH PSI MM
Total Surafce Area :
MM
3.562573 Cu.Mtr 13.64
Calculation of Blank Diam Outside Diameter : OD Formula : BD :
Blank Diameter : BD :
Shell + 2*Dish Weight : 1512.036 KG Volume of Vessel :
Meters To Inches Input Meter : Output Inches:
Sq.Mtr
Dish Head Weight : Dish Weight : 2 x Dish Weight :
1.5 59.05512
Kg/cm2 TO PSI Input Kg/cm2 Output PSI
r SA516 Gr.70 is 17500 Psi @ -20 650 F.
eter : 1.528 Mtrs (1.17 x OD) + 2SF
1.88776 Mtrs
(3.1416/4) x BD x BD x t2 x 7.86 307.9889 KG 615.9778 KG
12.5 177.7918
Input Parameters
Units
Values
Tan to Tan Length (L) Straight Face (SF) Diameter of Shell (ID) Density
Mtrs MM Mtrs
2.85 50 1.2 7.86
mm
12
mm
16
Mtrs Mtrs
2.8 3.807619
Say Inches constant
Thickness :
Shell Thickness : t1 (mm) Dish Thickness : t2 (mm)
Calculation : Shell Height (H) : (TL - 2SF) Shell Circumference (C )= 3.14*(ID+t1)
Shell Weight Formula : Kg:
H(mtrs) x C(mtrs) x t(mm) x 7.86 Shell Weight : 1005.577 KG
47.244096
WEIGHT ESTIMATION Calculation of Shell Thickness: t1 (mm) " ASME VIII-DIV-1, UG-27" Internal Design Pressure : P 177.79175 PSIG (Design) Shell Inside Radius : ID/2 : R 23.622048 INCH Stress Value of Material: S* 20000 PSI Joint Efficency : E 0.85 Corrosion Allowances : CA 3 MM __P x R_ Formula : t1 : SE - 0.6P Shell Thickness : t1 (Inches) 0.24860738 MM Shell Thickness : t1 (mm) 9.314627448
Calculation of Dish Thickness: t2 (mm) " ASME VIII-DIV-1, UG-32" Type : 2:1 Ellipsoidal Head Internal Design Pressure : P PSIG (Design) 177.79175 Shell Inside Diameter : ID INCH 47.244096 Stress Value of Material: S* PSI 20000 Joint Efficency : E 0.85 Corrosion Allowances : CA MM 3 __P x D_ Formula : t2 : 2SE - 0.2P Dish Thickness : t2 (Inches) 0.24965838 Dish Thickness : t2 (mm) MM 9.341322841
Shell + 2*Dish Weight :
1511.067893
KG
Volume of Vessel :
3.562573342
Cu.Mtr
13.64
Sq.Mtr
Total Surafce Area :
Calculation of Dish Thickness: t2 (mm) " ASME VIII-DIV-1, UG-32" Type : Torispherical Heads Internal Design Pressure : P PSIG (Design) 3.562573342 Inside Spherical/Crown Radius : R INCH 59.0551 Stress Value of Material: S* PSI 20000 Joint Efficency : E 0.85
Corrosion Allowances : CA Formula : t2 : Dish Thickness : t2 (Inches) Dish Thickness : t2 (mm)
3 _0.885PR_ SE - 0.1P 0.010952788
MM
3.27820081
MM
Calculation of Dish Thickness: t2 (mm) " ASME VIII-DIV-1, UG-32" Type : Hemispherical Heads Internal Design Pressure : P PSIG (Design) 59.0551 Inside Spherical/Crown Radius : R INCH 59.0551 Stress Value of Material: S* PSI 20000 Joint Efficency : E 0.85 Corrosion Allowances : CA MM 3
Formula : t2 : Dish Thickness : t2 (Inches) Dish Thickness : t2 (mm)
_
PR_ 2SE - 0.2P 0.102609316 5.606276636
MM
Calculation of Dish Thickness: t2 (mm) " ASME VIII-DIV-1, UG-32" Type : Conical Heads& Sections(without transition K nuckle) Internal Design Pressure : P 59.0551 PSIG (Design) Inside Diameter of head skirt : D 59.0551 INCH Stress Value of Material: S* 20000 PSI Joint Efficency : E 0.85 1/2 half apex angle of cone at centrline of 0.7854 head, α
Corrosion Allowances : CA
3
MM
_ PD_ 2cosα(SE - 0.6P) Dish Thickness : t2 (Inches) 0.145364327 Formula : t2 :
Dish Thickness : t2 (mm)
6.692253894
Nozzle Neck Thickness " ASME VIII-DIV-1, UG-45"
minimum neck thickness required for internal and external pressure using UG-27 and UG28 (plus corrosion allowance), as applicable.
ta
MM
Meters To Inches Input Meter : Output Inches:
Kg/cm2 TO PSI Input Kg/cm2 Output PSI
1.2 47.2441
12.5 177.7918
Note : * Stress Value (S) for SA516 Gr.70 is 17500 Psi @ -20 650 F.
Calculation of Head Dimensions : 1.232 Outside Dia 0.616 Outside Radius
Mtrs Mtrs
Crown / Dish Radius
L = 0.9045 x Do
1.114344
Mtrs
Knuckle Radius
r = 0.1727 x Do = ID/4
0.2127664
Mtrs
0.3 Develop Diameter : 2 ( b / 180) p r + 2 ( a /180) p L + 2 f Develop Diameter : 1.59965 Mtrs
Inside Depth of Dish
Weight : 2 x Dish Head :
252.7454 Kg 505.4909 Kg
Mtrs
2:1 Elliptical Dished End Devlopment Inside Dia
Di
=
1200
mm
Thickness
t
=
14
mm
Straight face
f
50
mm
Outside Dia
Do
=
1228
mm
Outside Radius
Ro
=
614
mm
Crown / Dish Radius Knuckle Radius Inside Depth of Dish
L r d
= = =
0.9045 x Do = 1110.726 0.1727 x Do = 212.076 300
mm mm mm
a
= (Do - 2 r ) / 2
a
=
401.924
mm
= Sin ( a / L - r )
=
26.568
°
b
= 90 - a
=
63.432
°
b
= Cos a r
=
56.561
mm
c
= L - Cos a L
= 1054.165
mm
e
= Sin a L
=
496.776
mm
f
= b/2
=
31.716
mm
-1
D.L
= 2 ( b / 180) p r + 2 ( a /180) p L + 2 f
D.L
=
1600
mm
Weight :
W
=
220.87
Kgs
Surface Area :
SA
=
1634654.66
mm
2
V V
= =
226194671.06 0.226194671
mm 3 m
3
Develop Diameter :
Volume :
Shell Heigh
Volume Sh Surface Ar
1.63
m
2
SA :
Cylindrical shell
(H) : (TL - 2SF)
2.75
Electrical
Mtrs
ll
3.110184
Cu.Mtrs
a shell
10.36728
Sq.Mtrs
1Kva
1 x 1.25 H.P
1Kva
0.746 KW
Torispherical Dished End Height Internal height Hi = Cr - Γ( Cr-ID/2)
1.084 x OD x OD
* ( Cr+ ID /2 -2Kr )
Art Montemayor
2:1 Ellipsoidal Heads
Inches Start of Knuckle Radius
mm
37.80
May 21, 2003 Rev: 1
Approximate area for nozzle attachment
960
Inside Depth (= I.D./4) 11.81102 Inches 300 mm
Knuckle Radius Inches 8.16 mm 207 Tangent Line
15.46 Note: Verify all dimension
393
Inches
Dish Radius 42.73 Inches 1085 mm
mm
Straight Flange (Varies) 2" Nom. 51mm
with vendor drawings
Key In the Head I.D.
47.2441 Inches 1200
mm
2:1 Elliptical Head NOTE: Ellipsoidal 2:1 heads are fabricated and measured using the Internal Diameter (ID) of the head. Note that this measurement convention is opposite to that of the ASME F&D head. Any cylindrical shell fabricated to f it these heads must conform t o or match the ID dimension.
Page 21 of 28
ASME Flanged & Dished:
Dish Radius = Head Diameter
Knuckle Radius = 6% of Head Diameter
Standard Flanged & Dished:
Dish Radius = Head Diameter
Knuckle Radius = 3/4" to 2" depending on Head Diameter 80:10 Flanged & Dished:
Dish Radius = 80% of Head Diameter
Knuckle Radious = 10% of Head Diameter
Hemispherical:
Dish Radius = 1/2 Head Inside Diameter Knucle Radius = N/A
FileName: 173478866.xls.ms_office Worksheet: Ellipsoidal Heads
ASME Flanged & Dished:
Dish Radius = Head Diameter
Knuckle Radius = 6% of Head Diameter
Standard Flanged & Dished:
Dish Radius = Head Diameter
Knuckle Radius = 3/4" to 2" depending on Head Diameter 80:10 Flanged & Dished:
Dish Radius = 80% of Head Diameter
Knuckle Radious = 10% of Head Diameter
Hemispherical:
Dish Radius = 1/2 Head Inside Diameter Knucle Radius = N/A
Elliptical:
Dish Radius ≡ 90% of Head Diameter Knuckle Radius ≡ 17.3% of Head Diameter
ASME:
10% Dish Radius = Head Diameter Knuckle Radius = 10% of Head Diameter
Input Parameter : Volume, V: Pressure, P : Corrosionallowances, C : Allowable Stress, S : Joint Efficiency, E :
Cu.ft 12 PSIG 3 in 2000 PSIG 1
Calculation : Method 01 :
Method 02 :
Vessel Ratio, F1 :
Vessel Ratio, F2 : F1 :
F2 :
0.002
1. caculate F1.
1. caculate F2.
2. From Fig 2-58, using F1 and vessel volume, V, determine the vessel diameter, D 3. Use D and V to calculate the required length , L.
2. From Fig 2-59, u determine the L/ 3. Use L/D to calcul 4. Use D and V to c
Pressure (PSIG) 0-250 250-500 >500
498.2
L/D Ratio 3 4 5
in.
ing F2 and vessel volume, V, D ate D lculate required length, L.
