Storage tanks calculations

Useful Calculation sheets (excel and mathcad files) for Design of Above Ground Storage Tanks If you are intrested to order following files pls send your request to [email protected] The price for this collection is 50 US$

Item no

Title

Filetype

1

API 650- Storage Tank Design Calculation

Excel

2

Floating roof Storage Tank design as per API 650 including bleeder vent, roof drain and wight calculation

excel

3

ِDesign of steel storage tanks- fixed roof with and without column

excel

4

Design Calculasion for fixed cone roof storage tanks

Excel

5

Foundation design of storage tanks

Excel

6

Seismiac base shear and overturning moment calculation for storage tanks

Excel

7

Dike Design for tank farm area

Excel

8

Cathodic Protection design calculations for fuel storage tanks

excel

9

API 650 Base Plate Design

Mathcad

10

API 650 Pipe Column Design

Mathcad

11

API 650 Rafter Design

Mathcad

12

API 650 Bleeder Vent Design

Mathcad

13

API 650 Internal Floating Roof Design

Mathcad

14

Shell Defelection and rotation due to nozzele forcess

excel

15

Basis for nozzle tank load check

Excel

16

Tank Pressure and Vacuum Protection calculation

excel

17

Tank heat loss calculation

excel

18

Material properties as per ASME III.1

excel

FIRST PAGE OF EACH CALCULATION FILES ARE AS BELOW:

Design of Storage Tanks Tank Sizing Tank design for Int.Pressure

Wind Analysis Seismic Analysis Tank design for External Pressure Weight Calculation OutPut

Foundation loadings Suggestion/Comments

Linde Engineering India Pvt.ltd

Project : Tank No: Date :

Design of Storage Tanks :

Prepared: Checked: Approved:

th

API 650 11 Ed,June 2007,Add-2 Nov 2009

Design Input Data

P Pex Ti

Design Int.pressure above atm

E

Joint efficiency

D H2 H Ht Vnom

30.0 ºC 0.85 22.0 m

Tank inside diameter

16.0 m

Height of tank shell

16.000 m

Maximum design liquid level

16.000 m

Test Liquid Level

6082 m³

Nominal capacity

6082 m³

Vnet G

Specific gravity of the liquid

CA

47.00 ºC

Working temperature

Working capacity

Gins

65.00 ºC

Design Internal temperature

Te

solution

Stored liquid

0.718

Specific gravity of Insulation material Corrosion allowance for shell

CAb

Corrosion allowance for bottom

CAr thins

Insulation thickness

W1 W2 W3 W4 W5 W6 W7 W8 W9

0.28 1.5 mm 0.0 mm 0.5 mm

Corrosion allowance for roof

Materials

0.0 mm

Sh ll Plate Pl t Shell

IS2062G B IS2062GrB

Roof Plate

IS2062GrB

Bottom Plate

IS2062GrB

Top Angle/Stiffners

IS2062GrB

Shell Course Numbers Width of 1st shell course Width Width Width Width Width Width Width Width

Path : X:\HELP\excel

of of of of of of of of

2nd shell course 3rd shell course 4th shell course 5th shell course 6th shell course 7th shell course 8th shell course 9th shell course

( 0 mmWC )

0.00 kPa [Tank need not be designed for Ext.Press]

Design External pressure Design External temperature

0.0 kPa ( 0 psi )

Shell courses details Bottom

Page 3 of 121

Yield Stres: 250 MPa Tensile Stress : 410 MPa Yield Stress : 250 MPa Tensile Stress : 410 MPa Yield Stress : 250 MPa Tensile Stress : 410 MPa Yield Stress : 250 MPa Tensile Stress : 410 MPa

8 Nºs 2000 mm 2000 mm 2000 mm 2000 mm 2000 mm 2000 mm 2000 mm 2000 mm Okay 0 mm

Devlpoed By:Manish Maheta

STORAGE TANK DESIGN CALCULATION - API 650 1 .0

1 .11

1 .22

1 .33

1 .4

DESIGN CODE & SPECIFICATION DESIGN CODE

: API 650 11th Edition

TANK Item te number u bbe Roof ( Open/Close ) Typ off rooff ( C Type Cone-rooff / D Dome-rooff / Fl Flat-roof t f / NA )

: 7061T-3901 706 390 : Close : Floating Fl ti g R Rooff

GEOMETRIC DATA Inside diameter , Di ( corroded ) (@ 39,000 mm ) Nominal diameter diameter, Dn ( new ) ( based on 1st shell course ) N i l di Nominal diameter, t , Dc D ( corroded d d ) ( based b d on 1st 1 t shell h ll course ) Tank height (tan/tan), H Specific gravity of operating liquid , S S.G. G (Actual) Specific gravity of operating liquid , S.G. (Design) Nominal capacity , V M i Maximum ddesign ig li liquid q id llevel, l, HL

= = = = = = = =

39,006 39 028 39,028 39,031 39,031 20,700 0 790 0.790 1.00 24736 20,700 20,700

(Atmospheric) = = = =

0.00 0 00 0.00 70 -17

PRESSURE & TEMPERATURE Design pressure : Upper , Pu : Lower , Pl Design esig te temperature pe atu e : Uppe Upper , Tu u : Lower , Tl MATERIAL & MECHANICAL PROPERTIES Component

PLATE Sh ll Pl Shell Plate t

( Mat'l M t'l C Code d # 1 ) ((b (bot) t)) ( Mat Mat'll Code # 2 ) (top)

Annular Plate Bottom Plate Roof Plate STRUCTURE MEMBERS Roof structure (rafter,bracing,etc (rafter bracing etc ) T Curb Top C b Angle A l Intermediate Wind Girder

Material

Tensile Stress S( / St(N/mm²) ²))

Yield Stress Sy(( / Sy(N/mm²) ²))

Corrosion Allowance c.a.(mm) ( )

A 516 GR. GR 65N A 516 GR. 65N A 516 GR. GR 65N A 516 GR. 65N A 516 GR. GR 65N

448.00 448 00 448.00 448 00 448.00 448.00 448 00 448.00

241.00 241 00 241.00 241 00 241.00 241.00 241 00 241.00

3.000 3 000 3.000 3 000 3.000 3.000 3 000 3.000

A 516 GR. GR 65N A 516 GR. GR 65N A 516 GR. 65N

448.00 448 00 448 00 448.00 448.00

241.00 241 00 241 00 241.00 241.00

3.00 3 00 3 00 3.00 3.00

1of14

mm mm mm mm

m³ mm

mbarg mbarg Vac °C C °C C

DESIGN OF STEEL STORAGE TANKS AS PER API-650 SELF-SUPPORTED CONE ROOF DESIGN DATA

Service Capacity Type of tank Dia of tank (feet) Height of tank (feet) Slope of roof Slope of bottom

HSD SERVICE 21 KL Self Supported Cone Roof 10.004 9.512 1:5 Flat Bottom

Allowable Design St Allowable Test Stre Specific Gravity of L Corrosion Allowance

Plate Data

Plate width (meter) Plate height (meter) Den. of mat. (Kg/m3)

2.4390 1.2195 7850

INPUT OUTPUT SHELL

Course # f b tt from bottom of tank

1 2 3

Note:

Course # from bottom of tank

Liq. height i ttankk in (H) ft

Height of hC each Course

9.512 5.512 1.512

1219.512 1219.512 460.976

mm

By one foot method. See sec on page 3-7 of API - 6 Design shell Design shell thi k thi k thickness thickness (td) (td) inches mm 0.126 0.123 0.119

3.211 3.112 3.013

According to sec. 3.6.1.1 min. thk.of tank of dia.