tk01a b rev01

CONTROVAL Tank Vent Sizing & Selection ReportEdif. 446A, Calle San Rafael c/ 16-ene-2014

Venezuela+58-212-9440966

[email protected] Number: No Prpd. Chk. Appr. Date Revision

Client: PDVSA GASLocation: ESTACION FLUJO CHIMIRE 6 (CHEF-6) End-User Ref. No.:

Project: FACILIDADES DE PRODUCCION CHIMIRE Project Ref. No.: DB4109011 Valve ID 41 SIZING DATA2 Tag No. PSV-3001A00 / PSV-3001B00 42 Design Code Non-Code Sizing Std. API2000

3 Service Alivio de Tanque Produccin TK-01-A/B 43 Sizing Basis Blocked Discharge4 PID No. DB410901-EF1D3-PP03005 44 Fluid State at Inlet Gas / Vapor5 Line No. TK-01-A/B Quantity 45 Relieving Case Pressure & Vacuum Relief6 2 46 System Conditions7 GENERAL 47 Operating Pressure 0 psig8 Valve Type Weight Loaded Tank Vent - Vent to Atm. 48 MAWP9 49 MAWV

10 50 Atmospheric Pressure 14.696 psia11 CONNECTIONS 51 Operating Temperature12 Inlet 6" FF 150# Drilling Standard 52 Min. Design Temperature13 Outlet Vent To Atm. ANSI B16.5 53 Max. Design Temperature14 MATERIALS OF CONSTRUCTION 54 Pressure Relief Conditions15 Body Aluminum 55 Fluid Name Natural Gas (SG=0.6)16 Trim Aluminum 56 Molecular Weight, M 41.42917 Trim Coating None 57 Compressibility, Z 0.9918 Insert Buna-N 58 Ratio of Sp. Heats, k (Cp / Cv) 1.12719 Gaskets Buna-N 59 Subsonic Flow Factor, Fs 0.13420 O-ring Buna-N 60 Pressure Set 0.25 psig21 Screen 304 SST 61 Over Pressure 0.025 psig22 Retainer 316 SST 62

Back Pressure

Built-Up 0 psig23 Pressure Range Low Pressure Setting 63 Constant 0 psig24 Vacuum Range Low Pressure Setting 64 Variable Superimposed 0 psig25 Spring 65 Total 0 psig26 66 Inlet Loss 0 psig27 67 Relieving Temperature 130 F28 6829 69 Vacuum Relief Conditions30 SIZING / SELECTION 70 Fluid Name Air31 Valve Model No. 2010B61BFFBS0202 71 Molecular Weight, M 28.97032 Brand Varec 72 Compressibility, Z 1.00033 Pressure Case 73 Ratio of Sp. Heats, k (Cp / Cv) 1.40034 Required Flow 790.73 lb/hr 74 Subsonic Flow Factor, Fs 0.04835 Max. Flow per Valve 4681.933 lb/hr 75 Pressure Set 0.84 in wc g36 Total Selected Flow 9363.866 lb/hr 76 Under Pressure 0.084 in wc g37 Vacuum Case 77 Relieving Temperature 130 F38 Required Flow 790.73 lb/hr 7839 Max. Flow per Valve 1123.328 lb/hr 79 Estimated Reaction Force40 Total Selected Flow 2246.656 lb/hr 80 Estimated Noise Level (db) 58.2 at 100-ft

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Printed On: 25-mar-2014 Pentair PRVSIZE Software Version pr5_20131223.1 Page : 1Pentair Valves & Controls and its parent, subsidiaries, and affiliates assume no liability in any way whatsoever for any direct or indirect loss or damage through the application of this software. See terms of license

agreement. Not for resale. All rights reserved. All trademarks, trade names and/or registered trademarks referred to in this program are the property of their respective owners. Copyright 2014 Pentair Valves & Controls.

CONTROVAL Pressure Relief Valve Calculation ReportEdif. 446A, Calle San Rafael c/ 16-ene-2014

Venezuela+58-212-9440966



Project: FACILIDADES DE PRODUCCION CHIMIRE Project Ref. No.: DB4109011 VALVE ID 7 CALCULATION NOTES2 Tag No. PSV-3001A00 / PSV-3001B00 83 Valve Model No. 2010B61BFFBS0202 Qty. 2 94 CALCULATION SUMMARY 105

FlowRequired 790.73 lb/hr 11

6 Max. Flow per Valve 4681.933 lb/hr 12PRESSURE CONDITION

Variable Type Variable Name Symbol Input Value Equation ValueFluid Properties Molecular Weight M 41.429 41.429

Ratio of Specific Heats k 1.127 1.127Compressibility Z 0.99 0.99

Process Cond. Required Mass Flow Wreq 790.73 lb/hr 790.73 lb/hrSet Pressure Pset 0.25 psig 0.25 psigOver Pressure Pover 0.025 psig 0.025 psigAtmospheric Pressure Patm 14.696 psia 14.696 psiaRelieving Temperature T 130 F 589.670 RDistance from Valve (noise) r 100 ft 100 ft

Valve Data Maximum Flow Coefficient Kmax 0.89 0.89Transition to Full Open Tp 1.5 1.5Shape Factor E 0.34 0.34Orifice Area A 28.89 in 28.89 in

Calculate Inlet Relieving Pressure, Outlet Pressure, Absolute Pressure RatioP1 = Pset + Pover + Patm P1 14.971 psiaP2 = Patm P2 14.696 psiaPR = P2 / P1 PR 0.982

Calculate Sub-Critical Flow Factor Fs 0.134Fs = {[k / (k - 1)] * [PR^(2 / k) - PR^((k+1)/k)]}^0.5

Calculate Over Pressure Ratio X 0.1X = Pover / Pset

Calculate Discharge Coefficient Kd 0.413If X > Tp, then Kd = Kmax, else Kd = Kmax * {sin[(X / Tp) * ( / 2)]}^E

Calculate Mass Flow W 4681.933 lb/hr 4681.933 lb/hrW = 735 * Kd * A * P1 * Fs * [M / (T * Z)]^0.5

Calculate Required Orifice Area Areq 4.879 in 4.879 inAreq = A * Wreq / W

Calculate Noise Level at 100-ft (30-m) L100 58.2 dbL100 = [87.75 * log( 1/PR ) + 14.09] + [10 * log(0.29354 * W * k * T / M)]




Venezuela+58-212-9440966





6 Max. Flow per Valve 4681.933 lb/hr 12Calculate Noise Level at Distance, r Lp 58.2 db

Lp = L100 - 20 * log(r / 100)




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6 Max. Flow per Valve 1123.328 lb/hr 12VACUUM CONDITION

Variable Type Variable Name Symbol Input Value Equation ValueFluid Properties Molecular Weight M 28.970 28.970

Ratio of Specific Heats k 1.400 1.400Compressibility Z 1.000 1.000

Process Cond. Required Mass Flow Wreq 790.73 lb/hr 790.73 lb/hrSet Pressure Vset 0.84 in wc g 0.030 psigOver Pressure Vover 0.084 in wc g 0.003 psigAtmospheric Pressure Patm 14.696 psia 14.696 psiaRelieving Temperature T 130 F 589.670 R

Valve Data Maximum Flow Coefficient Kmax 0.58 0.58Transition to Full Open Tp 1.75 1.75Shape Factor E 0.22 0.22Orifice Area A 28.89 in 28.89 in

Calculate Inlet Relieving Pressure, Outlet Pressure, Absolute Pressure RatioP1 = Patm P1 14.696 psiaP2 = Patm - Vset - Vover P2 14.663 psiaPR = P2 / P1 PR 0.998

Calculate Sub-Critical Flow Factor Fs 0.048Fs = {[k / (k - 1)] * [PR^(2 / k) - PR^((k+1)/k)]}^0.5

Calculate Over Pressure Ratio X 0.1X = Vover / Vset

Calculate Discharge Coefficient Kd 0.341If X > Tp, then Kd = Kmax, else Kd = Kmax * {sin[(X / Tp) * ( / 2)]}^E

Calculate Mass Flow W 1123.328 lb/hr 1123.328 lb/hrW = 735 * Kd * A * P1 * Fs * [M / (T * Z)]^0.5

Calculate Required Orifice Area Areq 20.336 in 20.336 inAreq = A * Wreq / W



CONTROVAL Pressure Relief Valve Dimensional DrawingEdif. 446A, Calle San Rafael c/ 16-ene-2014

Venezuela+58-212-9440966



Project: FACILIDADES DE PRODUCCION CHIMIRE Project Ref. No.: DB4109011 Valve ID 7 SELECTION SUMMARY2 Tag No. PSV-3001A00 / PSV-3001B00 8 Valve Model No. 2010B61BFFBS0202

3 Service Alivio de Tanque Produccin TK-01-A/B 9 Brand Varec4 PID No. DB410901-EF1D3-PP03005 10 CONNECTIONS5 Line No. TK-01-A/B Quantity 11 Inlet 6" Drilling 150# FF Standard6 2 12 Outlet Vent Atm. To ANSI B16.5

Wt.= 46.17 lb = 20.94 kg

A= 24 in = 609.60 mm

B= 17 in = 431.80 mm

C= 13.19 in = 335.03 mm

D= 15.5 in = 393.70 mm

E= =

F= =

G= =

H= =

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Dim

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otes Accessories not shown.

Weight and dimensions shownare approximate.

Actual valve may vary from.image.



Pentair PRVSIZE Software

Brand: Varec Valve Type: 6" 2010B



Pentair PRVSIZE Software

Summary Report

Project Information

Company: PDVSA GAS Project: FACILIDADES DE PRODUCCION CHIMIRELocation: ESTACION FLUJO CHIMIRE 6 (CHEF-6) Project Ref. No.: DB410901

Tag Information

Tag Number: PSV-3001A00 / PSV-3001B00Revision: Last Modified: 16/01/2014 01:12:50 p.m.Prepared By: Checked By: Approved By:

Specific Tank Data

Sized Using User Defined Flow Product in Tank: CRUDOPressure Fluid: Natural Gas (SG=0.6) Vacuum Fluid: AirPressure Set Point: 0.25 psig Vacuum Set Point: 0.84 in wc gAllowed Over Pressure: 0.025 psig Allowed Under Pressure: 0.084 in wc gPressure Flow Rate: 790.73 Vacuum Flow Rate: 790.73

Valve Sizing Information

Valve Type: 2010B, 6"Part Number: 2010B61BFFBS0202 Quantity to Order: 1Max Pressure Flow Capacity: 4681.933 lb/hr Max Vacuum Flow Capacity: 1123.328 lb/hr

Selected Valve Description

Code Category Description201 Style1 Pressure & Vacuum Relief, Vented Pressure Outlet0 Trim Coating Air Cushion SeatingB Style2 Weight Loaded Modular6 Size 6"1 Body Trim Alum Body / Alum TrimB Insert BUNA-NF Flange Drilling ANSI 150# Drilling & Fractional StudsF Flange Face FF FlangeB Gaskets BUNA-N Gasket / BUNA-N O-RingS Screen Retainer 304 SST Screen / 316 SST Retainer02 Pressure Range Low Pressure Setting02 Vacuum Range Low Vacuum Setting



tk01a b rev01

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