压缩空气储罐计算书ASME U钢印.docx
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压缩空气储罐计算书ASME U钢印.docx
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压缩空气储罐计算书ASMEU钢印
CALCULATIONSHEETFOR
COMPRESSEDAIRSTORAGETANK
(JOBNO.:
SP09-U-001)
(DRAWINGNO.:
SP09-001-1.REV.1)
3
2
1
2010.01.14
1st
0
2009.10.31.
FIRSTISSUE
REVISION
DATE
DESCRIPTION
DESIGNEDbyENGINEER
TECHNOLOGYDEPT.MANAGER
SUZHOUPFAUDLERGLASS-LINEDEQUIPMENTCO.,LTD
苏州法德尔搪玻璃设备有限公司
.
TABLEOFCONTENTS
1
DESIGNDATA
3
2
THICKNESSOFCYLINDRICALSHELLUNDERINTERALPRESSURE
6
3
THICKNESSOFELLIPSOIDALHEADS,PRESSUREONCONCAVESIDE
8
4
THICKNESSOFNOZZLENECKUNDERINTERNALPRESSURE
11
5
MAX.ALLOWABLEWORKINGPRESSURE
21
6
HYDROSTATICTESTPRESSUREANDTEMPERATURE
22
7
REINFORCEMENTFOROPENINGS
23
8
STRENGTHCALCULATIONSFORNOZZLEATTACHMENTWELDSFORPRESSURELOADING
26
9
CHECKTHEADEQUACYOFTHEATTACHMENTWELDSATOPENINGS
27
10
CHECKFLANGETONOZZLENECKWELDS
29
11
DESIGNOFSUPPORTINGLEGS
30
12
THECALCULATIONOFLIFTINGLUG
32
13
PRESSURE-TEMPERATURERATINGFORASMEFLANGE
34
14
CHECKFORPOSTWELDHEATTREATMENT
35
15
EVALUATIONOFIMPACTTESTREQUIREMENT
36
1.DESIGNDATA:
(1)
APPLICABLECODE
CUSTOMERSPECIFICATION
ASMESEC.ⅧDIV.12007EDITIONAND2009ADDENDA.
DOC.NO.DC-09-1/Rev0
(2)
DESIGNPRESSURE
INTERNAL1.3MPa
(3)
DESIGNTEMPERATURE
50℃
(4)
TYPEOFJOINTSOFCATEGORIESAANDB
TYPENO.1
(5)
RADIOGRAPHY
SPOTperUW-11(b)
(6)
JOINTEFFICIENCY
SHELL:
0.85,HEAD:
0.85,SHEELtoHEAD:
0.85
(7)
CORROSIONALLOWANCE
1mm.
(8)
MATERIAL
SHELL&HEAD:
SA-516MGr.485
NOZZLE:
SA-106Gr.B
FLANGE:
SA-105M
SUPPORTLEGS:
20(GB/T8163-2008)
SUPPORTPLATE:
SA-285MGr.C
LUG:
SA-516MGr.485
(9)
MAX.ALLOWABLESTRESSATDESIGNTEMPERATURE
SA-285MGr.C:
108MPaat50℃
SA-105M:
138MPaat50℃
SA-106Gr.B:
118MPaat50℃
SA-516MGr.485:
138MPaat50℃
(10)
HEADTYPE
2:
1StandardEllipsoidalHead
(11)
TANKCAPACITY
1.5m3
(12)
SERVICEFLUID
COMPRESSEDAIR(nolethal)
(13)
MIN.SERVICETEMPERATURE
-10℃
(14)
THELOADINGCONSIDEREDINDESIGNING
SEETABLE1-1
(15)
TANKDIMENSIONS
SEEFIG.1-1
TABLE1-1LOADINGCONSIDEREDINDESIGNING
Item
Description
Yes
No
1
Internalpressure
[√]
[]
2
Externalpressure
[]
[√]
3
Weightofvessel
[√]
[]
4
Weightofnormalcontentsunderoperationconditions
[]
[√]
5
Weightofnormalcontentsundertestconditions
[√]
[]
6
Superimposedstaticreactionsfromweightofattachedequipment
[]
[√]
7
Theattachmentsofinternals
[]
[√]
8
Theattachmentsofvesselsupports(skirt,legs,saddlesetc.)
[√]
[]
9
Theattachmentsofliftinglugs
[√]
[]
10
Cyclicanddynamicreactionsduetopressure
[]
[√]
11
Cyclicanddynamicreactionsduetothermalvariations
[]
[√]
12
Cyclicanddynamicreactionsduetoequipmentmountedonthevessel
[]
[√]
13
Cyclicanddynamicreactionsduetomechanicalloadings
[]
[√]
14
Windreactions
[]
[√]
15
Snowreactions
[]
[√]
16
Seismicreactions
[]
[√]
17
Impactreactions,suchasthoseduetofluidshock
[]
[√]
18
Temperaturegradients
[]
[√]
19
Differentialthermalexpansion
[]
[√]
20
Abnormalpressure,suchasthosecausedbydeflagration
[]
[√]
21
Testpressureandcoincidentstaticheadactingduringthetest
(SeeUG-99)
[√]
[]
LISTOFNOZZLES
f
1
DN40
Class150S.O.RF
DRAIN
SA-106Gr.B
e
1
DN450
Class150S.O.RF
MANHOLE
SA-516MGr.485
d
1
DN40
Class150S.O.RF
SAFETYVALVE
SA-106Gr.B
c
1
DN15
Class150S.O.RF
PRESSUREGAUGE
SA-106Gr.B
b
1
DN50
Class150S.O.RF
AIROUTLET
SA-106Gr.B
a
1
DN50
Class150S.O.RF
AIRINLET
SA-106Gr.B
NOZZLENO.
Q’TY
SIZE
TYPE
DESCRIPTION
REMARKS
Note:
Boltholesofflangesshallstraddlecenterlineofthetank.
FIG.1-1BriefDrawingofShell
2.THICKNESSOFCYLINDRICALSHELLUNDERINTERNALPRESSURE
ASMESEC.ⅧDIV.1UG-27
●
Part
:
Shell
●
Designpressure
P(MPa)
:
1.3
●
Designtemperature
(℃)
:
50
●
Material
:
SA-516MGr.485
●
Maximumallowablestressvalueatdesigntemperature
Sd(MPa)
:
138
●
Maximumallowablestressvalueattesttemperature
St(MPa)
:
138
●
Heighttopointunderconsideration
H(m)
:
1.900
●
Densityoftestmedium(water)attesttemperature
ρ(kg/m3)
:
1000
●
TypeofweldedjointsinTABLEUW-12
:
TypeNo.
(1)
●
Radiographicexamination
:
SPOT
PerUW-11(b)
●
Jointefficiency(specifiedinUW-12)
E
:
0.85
●
Corrosionallowance(designatedbycustomer)
C(mm)
:
1.0
●
Nominalshellthickness
tn(mm)
10
●
Insideradiuscorroded
R(mm)
:
501
●
Finalcenterlineradius
Rf(mm)
:
505
●
Originalcenterlineradius(specifiedinUCS-79)
Ro(mm)
:
∞(Infinity)
(1)Requiredminimumshellthicknessexcludingallowance(circumferentialstress)
0.385SE=0.385×138×0.85=45.16>PaccordingtoUG-27(b)&(c)
(a)Fordesigncondition
(b)Forhydrostatictestcondition
(2)Designthickness
Requiredminimumshellthicknessincludingallowance
t=max(tmin1,tmin2)+C=5.67+1.0=6.67mm
(3)Providedthickness
Nominalthickness(mm)10>tOK
(4)CheckminimumrequiredthicknessforparagraphUG-16(b)(4)
Minimumthicknessrequired(includingcorrosionallowance):
2.5+1=3.5mm,nominalthicknessis10mm>3.5mm,OK
(5)CheckextremefiberelongationforparagraphUCS-79
Maximumallowablefiberelongationwithoutpostweldheattreatmentisbasedonthefollowingformula:
Forsinglecurvature
NoneoftheconditionsinUCS-79(1~5)apply,sonoheattreatmentaftercoldformingneedtoapply.
3.
THICKNESSOFELLIPSOIDALHEAD,PRESSUREONCONCAVESIDE
ASMESEC.ⅧDIV.1UG-32
●Part
:
heads
●Designpressure
P(MPa)
:
1.3
●Designtemperature
(℃)
:
50
●Material
:
SA-516MGr.485
●Maximumallowablestressvalueatdesigntemperature
Sd(MPa)
:
138
●Maximumallowablestressvalueattesttemperature
St(MPa)
:
138
●Heighttopointunderconsideration(bottomhead)
H(m)
:
2.190
●Heighttopointunderconsideration(tophead)
H(m)
:
0.400
●Densityoftestmediumattesttemperature
ρ(kg/m3)
:
1000
●TypeofweldedjointsinTABLEUW-12
:
Seamless
●Radiographicexamination(A)
:
N.A
●Weldjoiningheadstoshell
:
TypeNo.
(1),
SPOTPerUW-11(b)
●Jointefficiency(specifiedinUW-12(d))
E
:
0.85
●Corrosionallowance(designatedbycustomer)
C(mm)
:
1
●Insidediameterofellipsoidalhead(corroded)
D
1002
●Insidesphericalradiusofhemisphericalhead
L(mm)
:
501
●Crownfinalcenterlineradius(specifiedinUG-32(d)andUCS-79)
Rf(mm)
:
905
●Knucklefinalcenterlineradius(specifiedinUG-32(d)andUCS-79)
rf(mm)
:
174.25
●Originalcenterlineradius(specifiedinUCS-79)
R0(mm)
:
∞(Infinity)
(1)
Requiredminimumheadthickness
Withoutjoint,accordingtoUW-12(d),E=0.85,L=0.9D=0.9×1002=901.8mm
ts/L=8.5/901.8=0.0094>0.002accordingtoUG-32(d)
(a)ForthetopheadaccordingtoUG-32(d)
(a-1)fordesigncondition
Requiredminimumheadthicknessexcludingallowancetmin
(b)Forthebottomhead
(b-1)fordesigncondition
Requiredminimumheadthicknessexcludingallowancetmin
(b-2)forhydrostatictestcondition
(Duetosamedimensionforellipsoidalheads,thebottomheadwillbeappliedforcalculation)
(2)Designthickness
Requiredminimumheadthicknessincludingallowance
t=max(tmin1,tmin2,tmin3)+C=5.65+1.0=6.65mm
(3)Providedthickness
Nominalthickness(mm)10
Minimumthicknessafterforming(mm)8.5≥tOK
(4)CheckminimumheadthicknessforhemisphericalheadfromparagraphUG-32(b)&(f)0.665SE=0.665×138×1=91.77MPa>P
Requiredminimumhemisphericalheadthickness
tr=tminh/E=2.36/0.85=2.78mm<8.5mmOK
(5)CheckminimumrequiredthicknessforparagraphUG-16(b)(4)
Minimumthicknessrequired(includingcorrosionallowance):
2.5+1=3.5mm,minimumthicknessafterformingis8.5mm.>3.5mmOK
(6)CheckextremefiberelongationforparagraphUCS-79
Maximumallowablefiberelongationwithoutheattreatmentisbasedonthefollowingformula:
Fordoublecurvature
Crownradiuselongation
Knuckleradiuselongation
NoneoftheconditionslistedinUCS-79(d)
(1)through(5)exist,sonoheattreatmentofheadsaftercoldformingneedtoapplyforSA-516MGr.485(P-NO.1GroupNO.2).
4.
THICKNESSOFNOZZLENECKINTERNALPRESSURE
4-1FORNOZZLEa
ASMESEC.ⅧDIV.1UG-45
●Designpressure
P(MPa)
:
1.3
●Designtemperature
T(℃)
:
50
●Materialofnozzleneck
:
SA-106Gr.B
●Allowablestressofnozzleneckmaterialatdesigntemperature
Sd(MPa)
:
118
●Allowablestressofnozzleneckmaterialattesttemperature
St(MPa)
:
118
●Materialofshell
:
SA-516MGr.485
●Allowablestressofshell(orhead)atdesigntemperature
Ss(MPa)
:
138
●Heighttopointunderconsideration
H(m)
:
1.580
●Densityoftestmediumattesttemperature(water)
ρ(kg/m3)
:
1000
●TypeofweldedjointsofnozzleneckinTABLEUW-12
:
Seamless
●Jointefficiencyofnozzleneck
E
:
1.0
●Corrosionallowance(designatedbycustomer)
C(mm)
:
1
●Outsideradiusofnozzleneck
Ro(mm)
:
30.15
●Nominalthicknessofthestandardwallpipe(B36.10M)
tstd(mm)
:
3.91
●Insideradiusofshellcorroded
Rs(mm)
:
501
(1)Minimumrequiredthicknessofnozzleneckforpar.UG-45(a)
0.385SE=0.385×118×1.00=45.43>P
(a)underdesignconditionAppendix1-1
Requiredminimumthicknessincludingallowance
(b)underhydrostatictestcondition
Requiredminimumthicknessincludingallowance
(2)Minimumrequiredthicknessofshellforpar.UG-45(b)
(1),andUG-16(b)(4),Es=1.00
(3)Minimumthicknessofstandardwallpipeincludingallowanceforpar.
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