PV Elite 2011 Licensee: BALLESTRA SPA (MI) FileName : 1D88 - 22A1 nozzles on upper head Nozzle Calcs. : S3 Nozl: INPUT
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PV Elite 2011 Licensee: BALLESTRA SPA (MI) FileName : 1D88 - 22A1 nozzles on upper head Nozzle Calcs. : S3 Nozl:
INPUT VALUES, Nozzle Description: S3 Pressure for Reinforcement Calculations Temperature for Internal Pressure
From : P Temp
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10 6.000 120
bars C
Shell Material Shell Allowable Stress at Temperature Shell Allowable Stress At Ambient
S Sa
SA-240 316 113.70 N./mm² 137.90 N./mm²
Inside Crown Radius of Torispherical Head Inside Knuckle Radius of Torispherical Head Head Finished (Minimum) Thickness Head Internal Corrosion Allowance Head External Corrosion Allowance
L r t c co
2432.0000 243.2000 16.0000 0.0000 0.0000
mm. mm. mm. mm. mm.
Distance from Head Centerline
L1
0.0000
mm.
-28.89
C
User Entered Minimum Design Metal Temperature Type of Element Connected to the Shell : Nozzle Material Material UNS Number Material Specification/Type Allowable Stress at Temperature Allowable Stress At Ambient
SA-312 TP316 S31600 Wld. pipe Sn 117.22 N./mm² Sna 117.22 N./mm²
Diameter Basis (for tr calc only) Layout Angle Diameter Size and Thickness Basis Nominal Thickness
OD 180.00 12.0000 tn
deg in.
Nominal STD
Flange Material Flange Type
SA-105 Weld Neck Flange
Corrosion Allowance Joint Efficiency of Shell Seam at Nozzle Joint Efficiency of Nozzle Neck
can E1 En
0.0000 1.00 1.00
mm.
Outside Projection ho Weld leg size between Nozzle and Pad/Shell Wo Groove weld depth between Nozzle and Vessel Wgnv Inside Projection h Weld leg size, Inside Element to Shell Wi ASME Code Weld Type per UW-16
150.0000 9.5250 0.0000 0.0000 0.0000 None
mm. mm. mm. mm. mm.
Class of attached Flange Grade of attached Flange
150 GR 2.2
The Pressure Design option was Design Pressure + static head. Nozzle Sketch (may not represent actual weld type/configuration) | | | | | | | | ____________/| | | \ | | | \ | | |____________\|__| Insert Nozzle No Pad, no Inside projection Reinforcement CALCULATION, Description: S3 ASME Code, Section VIII, Division 1, 2010, UG-37 to UG-45
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PV Elite 2011 Licensee: BALLESTRA SPA (MI) FileName : 1D88 - 22A1 nozzles on upper head Nozzle Calcs. : S3 Nozl:
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Actual Outside Diameter Used in Calculation Actual Thickness Used in Calculation
12.750 0.375
in. in.
Nozzle input data check completed without errors. Reqd thk per UG-37(a)of Torispherical Head, Tr [Int. Press] = (P*L*M)/(2*S*E-0.2*P) Appendix 1-4 (d) = (6.00*2432.0000*1.00)/( 2*113*1.00-0.2*6.00) = 6.4206 mm. Reqd thk per UG-37(a)of Nozzle Wall, Trn [Int. Press] = (P*Ro)/(S*E+0.4*P) per Appendix 1-1 (a)(1) = (6.00*161.9250)/(117*1.00+0.4*6.00) = 0.8272 mm. UG-40, Limits of Reinforcement : [Internal Pressure] Parallel to Vessel Wall (Diameter Limit) Parallel to Vessel Wall, opening length Normal to Vessel Wall (Thickness Limit), no pad
Dl d Tlnp
609.6000 304.8000 23.8125
Weld Strength Reduction Factor [fr1]: = min( 1, Sn/S ) = min( 1, 117.2 /113.7 ) = 1.000
mm. mm. mm.
Weld Strength Reduction Factor [fr2]: = min( 1, Sn/S ) = min( 1, 117.2 /113.7 ) = 1.000 Weld Strength Reduction Factor [fr3]: = min( fr2, fr4 ) = min( 1.0 , 1.0 ) = 1.000 Results of Nozzle Reinforcement Area Calculations: AREA AVAILABLE, A1 to A5 Design Area Required Ar 19.570 Area in Shell A1 29.198 Area in Nozzle Wall A2 4.142 Area in Inward Nozzle A3 0.000 Area in Welds A41+A42+A43 0.907 Area in Element A5 0.000 TOTAL AREA AVAILABLE Atot 34.247
External NA NA NA NA NA NA NA
Mapnc NA NA NA NA NA NA NA
cm² cm² cm² cm² cm² cm² cm²
90.00
Degs.
The Internal Pressure Case Governs the Analysis. Nozzle Angle Used in Area Calculations The area available without a pad is Sufficient. Area Required [A]: = ( d * tr*F + 2 * tn * tr*F * (1-fr1) ) UG-37(c) = (304.8000*6.4206*1.0+2*9.5250*6.4206*1.0*(1-1.00)) = 19.570 cm² Reinforcement Areas per Figure UG-37.1 Area Available in Shell [A1]: = d( E1*t - F*tr ) - 2 * tn( E1*t - F*tr ) * ( 1 - fr1 ) = 304.800 ( 1.00 * 16.0000 - 1.0 * 6.421 ) - 2 * 9.525 ( 1.00 * 16.0000 - 1.0 * 6.4206 ) * ( 1 - 1.000 ) = 29.198 cm² Area Available in Nozzle Projecting Outward [A2]: = ( 2 * tlnp ) * ( tn - trn ) * fr2 = ( 2 * 23.81 ) * ( 9.52 - 0.83 ) * 1.0000 ) = 4.142 cm²
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PV Elite 2011 Licensee: BALLESTRA SPA (MI) FileName : 1D88 - 22A1 nozzles on upper head Nozzle Calcs. : S3 Nozl:
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Area Available in Inward Weld + Outward Weld [A41 + A43]: = Wo² * fr2 + ( Wi-can/0.707 )² * fr2 = 9.5250² * 1.0000 + ( 0.0000 )² * 1.0000 = 0.907 cm² UG-45 Minimum Nozzle Neck Thickness Requirement: [Int. Press.] Wall Thickness for Internal/External pressures ta Wall Thickness per UG16(b), tr16b Wall Thickness, shell/head, internal pressure trb1 Wall Thickness tb1 = max(trb1, tr16b) Wall Thickness tb2 = max(trb2, tr16b) Wall Thickness per table UG-45 tb3
= = = = = =
0.8272 1.5000 9.8915 9.8915 1.5000 8.3400
mm. mm. mm. mm. mm. mm.
Determine Nozzle Thickness candidate [tb]: = min[ tb3, max( tb1,tb2) ] = min[ 8.340 , max( 9.891 , 1.500 ) ] = 8.3400 mm. Minimum Wall Thickness of Nozzle Necks [tUG-45]: = max( ta, tb ) = max( 0.8272 , 8.3400 ) = 8.3400 mm. Available Nozzle Neck Thickness = 0.875 * 9.521 = 8.331 mm. --> Failed Weld Size Calculations, Description: S3 Intermediate Calc. for nozzle/shell Welds
Tmin
9.5250
mm.
Results Per UW-16.1: Nozzle Weld
Required Thickness Actual Thickness 6.0000 = Min per Code 6.7342 = 0.7 * Wo mm.
Weld Strength and Weld Loads per UG-41.1, Sketch (a) or (b) Weld Load [W]: = (A-A1+2*tn*fr1*(E1*t-tr))*Sv = (19.5701 - 29.1979 + 2 * 9.5250 * 1.0000 * (1.00 * 16.0000 - 6.4206 ) ) * 113 = 0.00 Kgf Note: F is always set to 1.0 throughout the calculation. Weld Load [W1]: = (A2+A5+A4-(Wi-Can/.707)²*fr2)*Sv = ( 4.1423 + 0.0000 + 0.9073 - 0.0000 * 1.00 ) * 113 = 5854.46 Kgf Weld Load [W2]: = (A2 + A3 + A4 + (2 * tn * t * fr1)) * Sv = ( 4.1423 + 0.0000 + 0.9073 + ( 3.0480 ) ) * 113 = 9388.30 Kgf Weld Load [W3]: = (A2+A3+A4+A5+(2*tn*t*fr1))*S = ( 4.1423 + 0.0000 + 0.9073 + 0.0000 + ( 3.0480 ) ) * 113 = 9388.30 Kgf Strength of Connection Elements for Failure Path Analysis Shear, Outward Nozzle Weld [Sonw]: = (pi/2) * Dlo * Wo * 0.49 * Snw = ( 3.1416 / 2.0 ) * 323.8500 * 9.5250 * 0.49 * 113 = 27527. Kgf Shear, Nozzle Wall [Snw]: = (pi *( Dlr + Dlo )/4 ) * ( Thk - Can ) * 0.7 * Sn = (3.1416 * 157.1625 ) * ( 9.5250 - 0.0000 ) * 0.7 * 117 = 39347. Kgf Strength of Failure Paths:
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PV Elite 2011 Licensee: BALLESTRA SPA (MI) FileName : 1D88 - 22A1 nozzles on upper head Nozzle Calcs. : S3 Nozl: PATH11 = ( PATH22 = ( = ( PATH33 = ( = ( Summary of Path 1-1 = Path 2-2 = Path 3-3 =
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SONW + SNW ) = ( 27526 + 39347 ) = 66874 Kgf Sonw + Tpgw + Tngw + Sinw ) 27526 + 0 + 0 + 0 ) = 27526 Kgf Sonw + Tngw + Sinw ) 27526 + 0 + 0 ) = 27526 Kgf
Failure Path Calculations: 66874 Kgf, must exceed W = 0 Kgf or W1 = 5854 Kgf 27526 Kgf, must exceed W = 0 Kgf or W2 = 9388 Kgf 27526 Kgf, must exceed W = 0 Kgf or W3 = 9388 Kgf
Maximum Allowable Pressure for this Nozzle at this Location: Converged Max. Allow. Pressure in Operating case
5.054
Note: The MAWP of this junction was limited by the parent Shell/Head. The Drop for this Nozzle is : 5.3611 mm. The Cut Length for this Nozzle is, Drop + Ho + H + T : 171.3611 mm. PV Elite is a trademark of Intergraph CADWorx & Analysis Solutions, Inc. 2011
bars
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