Consolidated Safety Relief Valve Sizing and Selection Report

SRVS6.2, June 30, 2006 (6.2.0.1021) 8/9/2007

Dresser Inc. - Consolidated Pressure Relief Valves - Alexandria, LA, USA

GIOVANNI LERAS Customer Information

JANTESA
Name PDVSA
Prepared by D.MORENO Location MORICHAL
Checked by ___________________________________________ Contract
Spec. Sheet No. E0618-59011- Project EPM-2
Rev. No.
Tag Number PSV-630310 Valve Number 1
P&ID Number - Location - 4P6
Valve Type 1905-30PC-2-CC-MS-31-RF-LA
Gag Required No
Inlet Connection Notes
Specified 0.00 Flg .... Rf
Selected 4.00 Flg 150# Rf
Outlet Connection
Specified 0.00 Flg .... Rf
Selected 6.00 Flg 150# Rf
Sizing Data
Design Code ASME Section VIII
Sizing Basis Required Flow Rate
Fluid CRUDO
Fluid State Liquid
M
Z
k
C
Kd (vapor) Kd (liquid) 0.670
Kb Kw 0.984
Ksh Kn
G Density @ P1 0.9290 57.8813 lb/ft3
Viscosity Kv 83.6100 cP 0.9890
Overpressure 10.00 %
Kc 1.000
Pressure
Operating Set 64.00 245.00 Psig
MAWP 245.00 Psig
Flowing 284.20 Psia
Superimposed Minimum 50.00 Psig
Superimposed Maximum 0.00 Psig
Builtup Total BP 0.00 50.00 Psig
Barometric 14.70 Psia
Temperature
Operating 147.00 F
Relieving 147.00 F
Design 147.00 F
Flow Area
Required 5.9822 in2
Selected Designation 7.4170 in2 P
Standard ASME Certified
Capacity
Required 1,058,600.3 Lb/hr
Selected 1,312,492.1 Lb/hr
Nameplate 3,100 Gpm
Reaction Force 363 lbs
Noise Level < 90 DBa @ 3 ft.
 Consolidated Safety Relief Valve Sizing and Selection Report
SRVS6.2, June 30, 2006 (6.2.0.1021) 8/9/2007
Dresser Inc. - Consolidated Pressure Relief Valves - Alexandria, LA, USA

Tag Number PSV-630310

Valve Type 1905-30PC-2-CC-MS-31-RF-LA
Contract Client PDVSA
Project EPM-2 Location MORICHAL
Valve Number 1 Area 7.4170 in2
Certified by Dresser Consolidated
DIMENSIONS & WEIGHT BILL OF MATERIALS
A: 181.0 mm -- 7-1/8 in PARTNAME MATERIAL
B: 228.6 mm -- 9 in
C: 870.0 mm -- 34-1/4 in 1. BASE ASME SA216 WCC CARBON STEEL
2. NOZZLE 316 STAINLESS STEEL
D: 279.4 mm -- 11 in 3. ADJ. RING PIN GASKET SOFT IRON
4. ADJUSTING RING PIN 316 STAINLESS STEEL
S: 41.3 mm -- 1-5/8 in 5. ADJUSTING RING 316 STAINLESS STEEL
Weight: 117.9 kg -- 260 lb 6. DISC 316 STAINLESS STEEL
7. DISC RETAINER INCONEL X-750
8. BELLOWS GASKET SOFT IRON
9. BELLOWS ASSEMBLY
BELLOWS NUT 316L STAINLESS STEEL
BELLOWS FLANGE 316L STAINLESS STEEL
BELLOWS INCONEL 625 LCF
10. DISC HOLDER 316 STAINLESS STEEL
11. GUIDE (BELLOWS) 316 STAINLESS STEEL
12. GUIDE GASKET SOFT IRON
13. SPINDLE RETAINER INCONEL X-750
14. BONNET GASKET (BELLOWS) SOFT IRON
15. STUD NUTS ASME SA194 2H CARBON STEEL
16. BASE STUDS ASME SA193 B7 ALLOY STEEL
17. SPRING ALLOY STEEL
18. SPINDLE (BELLOWS) 410 STAINLESS STEEL
19. BONNET ASME SA216 WCC CARBON STEEL
20. SPRING WASHER (BELLOWS) CARBON STEEL
21. ADJUSTING SCREW NUT (BELLOWS) 416 STAINLESS STEEL
22. ADJUSTING SCREW (BELLOWS) 416 STAINLESS STEEL
23. CAP CARBON STEEL
NOT SHOWN
BASE PLUG CARBON STEEL

Valve picture is for reference only

and is not to scale.
Inlet Size 4.00 Inches Flg 150# Rf
Outlet Size 6.00 Inches Flg 150# Rf
 Consolidated Safety Relief Valve Sizing and Selection Report
SRVS6.2, June 30, 2006 (6.2.0.1021) 8/9/2007
Dresser Inc. - Consolidated Pressure Relief Valves - Alexandria, LA, USA

Tag Number PSV-630310

Valve Number 1
Contract Client PDVSA
Project EPM-2 Location MORICHAL
Valve Type 1905-30PC-2-CC-MS-31-RF-LA
Gag Required No

Equation Used To Size Consolidated Safety Relief Valves

1,058,600.3400
5.9822 =
19,000 * sqrt(0.929) * 0.670 * sqrt(284.2000 - 64.7000) * 0.9890 * 0.984 * 1.000 * 1.00000000

A = 7.4170 in2

Liquids - Certified Mass Flow Rate Sizing - Fluid Name - CRUDO

This applies only to "LA" liquid trim designs.