comparisons of the solutions of common ffs standard ... · ksi b v o 03d o b ii i i pr bb b ksi rrr...
TRANSCRIPT
Procedia Engineering 130 ( 2015 ) 1327 – 1342
Available online at www.sciencedirect.com
1877-7058 © 2015 The Authors. Published by Elsevier Ltd. This is an open access article under the CC BY-NC-ND license (http://creativecommons.org/licenses/by-nc-nd/4.0/).Peer-review under responsibility of the organizing committee of ICPVT-14doi: 10.1016/j.proeng.2015.12.303
ScienceDirect
aSchool of Materials, The University of Manchester, Manchester M13 9PL, UK bSchool of Mechanical, Aerospace & Civil Engineering, The University of Manchester, Manchester M13 9PL, UK
Keywords:
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© 2015 The Authors. Published by Elsevier Ltd. This is an open access article under the CC BY-NC-ND license (http://creativecommons.org/licenses/by-nc-nd/4.0/).Peer-review under responsibility of the organizing committee of ICPVT-14
1328 N.O. Larrosa and R.A. Ainsworth / Procedia Engineering 130 ( 2015 ) 1327 – 1342
1329 N.O. Larrosa and R.A. Ainsworth / Procedia Engineering 130 ( 2015 ) 1327 – 1342
2a B 2c E F L
KI PIK SIK matK
Kr PrK SrK
Lr
rL
P PL Qm
Qb
ri
rm
ro
ref
f
ysr
Kr, Lr
1330 N.O. Larrosa and R.A. Ainsworth / Procedia Engineering 130 ( 2015 ) 1327 – 1342
Crackwise®
3.1. Case study 1
o P psig
a c
ro in B in ri in
B/ro m b
1331 N.O. Larrosa and R.A. Ainsworth / Procedia Engineering 130 ( 2015 ) 1327 – 1342
im
P r ksiB
o
o
bi i i i
P r B B B ksir r r r r
m b
m
r r ry Rys r ys ys ys
refrys ys
fy
rysy
y Rr
Rr
ys ksi ys ref f
ys
rm/Brm/B
Lr a/B
Lr
1332 N.O. Larrosa and R.A. Ainsworth / Procedia Engineering 130 ( 2015 ) 1327 – 1342
a/B
1333 N.O. Larrosa and R.A. Ainsworth / Procedia Engineering 130 ( 2015 ) 1327 – 1342
Lr
Kr
KrP
KrS
ys
KrS/Kr
P
yr/
KrS/Kr
Pyr/
KrP
KrS
KrS/Kr
P
yr/
Kr
Lr
1334 N.O. Larrosa and R.A. Ainsworth / Procedia Engineering 130 ( 2015 ) 1327 – 1342
Deepest point Lr Kr Lr Kr
Surface point Lr Kr
R6
Deepest point Lr Kr
R6
Surface point Lr Kr
oo
Kr
KrS/Kr
P yr/
1335 N.O. Larrosa and R.A. Ainsworth / Procedia Engineering 130 ( 2015 ) 1327 – 1342
o o
P rm/B
rm/B rm/BP Lr
Kr rm/B
Triangles: API 579, 2007 (Red: RS field as in R6-BS7910)
Squares: BS 7910, 2013 (Global Plate solution - SIF Cylinder)(Green: Thick cylinder soltuion)Stars: R6, 2014 (Blue: VM yield criterion)
Solid: =90o, residual stressesHollow: =0o, residual stressesCrossed: =90o, no residual stressesSemi-Solid: =0o, no residual stresses
1336 N.O. Larrosa and R.A. Ainsworth / Procedia Engineering 130 ( 2015 ) 1327 – 1342
Lr Kr
Lr
L
L
1337 N.O. Larrosa and R.A. Ainsworth / Procedia Engineering 130 ( 2015 ) 1327 – 1342
3.2. Case study 2
ro B
E
E
ys
Kmat .
rm/B
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a
Qm
Qb
1339 N.O. Larrosa and R.A. Ainsworth / Procedia Engineering 130 ( 2015 ) 1327 – 1342
SrK
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Lr Kr
Kr
Crack
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Kr
Krs Kr
Kr
SrK
Lr
Prm/B
1342 N.O. Larrosa and R.A. Ainsworth / Procedia Engineering 130 ( 2015 ) 1327 – 1342
Lr
Kr
SIF