SubseaDrops Analysis
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Transcript of SubseaDrops Analysis
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7/30/2019 SubseaDrops Analysis
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energy engineering
Subsea Dropped Object Analysis
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Q M F 2 1 R e v 3
2 3 A u g 2 0 1 2 Prospec t and Subsea D ro pped O b jec t An a lys is 2
Content
C o m p an y Back gr o u nd
Su bsea D r o p ped O b jec t s
C u r r en t M it igat io n T e ch niq ues
Su b se a In st al lat i o n A n aly sis
Fin it e Ele m e n t A n aly sis ( FEA )
C o m p ut at io n al Flu id D yn am ics (C FD )
C ase St ud ies
Q u est io n s
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Q M F 2 1 R e v 3
2 3 A u g 2 0 1 2 Prospec t and Subsea D ro pped O b jec t An a lys is 3
Company Background
Fo un d ed 1 9 9 9 Becam e p ar t o f Sup er io r gr o u p D ec 2 0 0 9
M u lt id isc ip lin e ser v ices
D esign
A n alysi s
M an agem en t
In t er n at io n al Reso u r c es
A b er d een , D er b y, H o u st o n , Sin gap o r e
C l ien t O r ien t at ed
Fo cu s p u r e ly o n c l ien t n eed s t o p r o vid e a fast e ffect ive se r v ice o ft he h ighest q ua li t y
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Subsea DroppedObjects
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2 3 A u g 2 0 1 2 Prospec t and Subsea D ro pped O b jec t An a lys is 5
Subsea Asset Protect ion
M o d er n O il fie ld Lar ge su b se a in fr ast r u c t u r e
C o n gest ed seab ed
H igh R isk o f d r o p p ed o b jec t s im p ac t in g an d d am agin g asse t s
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2 3 A u g 2 0 1 2 Prospec t and Subsea D ro pped O b jec t An a lys is 6
Current Mit igat ion Techniques
D RO PS p o t e n t ial co n se qu en ce t ab le Lo o k u p t ab le fo r r an ge o f o b ject s w it h p o t en t ial t o b e d r o p p ed
G ives ap p r o x im at e d r o p co n e, ve lo c it y an d im p ac t
Reco m m en d ed Pr act ice
D N V -RP- F1 0 7 2 0 1 0
Pr o b ab i l it y b ased q u an t ificat io n o f even t s
D r ag co effic ien t s an d t e r m in al ve lo cit y h igh ly ge n er al ise d b ased o nshape
Ex p lic it A n alysis
U se o f lat est so ft w ar e an d an alysi s t ech n iq u es Fu l ly q u an t ify n u m er ical valu es an d p o t en t ial co n se q u en ces
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Prospect DroppedObject Analysis
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2 3 A u g 2 0 1 2 Prospec t and Subsea D ro pped O b jec t An a lys is 8
Prospect Drop Analysis Tools
Prospec t can p rov ide ; Real w o r ld b eh av io u r
Ph ysics b ased sim u lat io n s w h ich r ep l icat e r eal even t s
N u m b er s b eh in d t he r isk s
M it igat io n m et h o d s can b e t est ed an d co m p ar ed
W o r st case scen ar io s
O u t co m es i f t h e w o r st d o es h ap p en
Fr o n t en d en gin eer in g
Pr even t in c id en t s r at h er t h an r eac t
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2 3 A u g 2 0 1 2 Prospec t and Subsea D ro pped O b jec t An a lys is 9
Subsea Installat ion Analysis
Sim u lat e an asse t d u r in g m o v e fr o m v esse l t o su b se al o c a t i o n
Pi p e Lay
C ab le Lay
Sub se a H ar d w ar e
Sp lash Z o n e D ep lo ym en t
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2 3 A u g 2 0 1 2 Prospec t and Subsea D ro pped O b jec t An a lys is 10
Finite Element Analysis (FEA)
C o m p u t er m o d e ll in g o f co m p o n en t st r e ss an d d efle ct io n
D r o p p ed o bjec t im p act
Fo r ces o n im p ac t
V isu al ise o u t co m es
Q u an t ify even t s
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2 3 A u g 2 0 1 2 Prospec t and Subsea D ro pped O b jec t An a lys is 11
Computat ional Fluid Dynamics (CFD)
C o m p u t e r m o d e ll in g o f flu id d y n am ic s an d su b se qu en tload ing
D et er m in e w h er e a d r o p p ed o b ject is l ik e ly t o lan d
V ir t u al W in d T u n n e l fo r se a cu r r en t s
D isp lac em en t fo r ces
O b jec t s d r ag co effic ien t
D et er m in e an o b jec t s l ik e ly im p ac t ve lo cit y
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Case Studies
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Dropped Object - Installat ion
2 3 A u g 2 0 1 2 Prospec t and Subsea D ro pped O b jec t An a lys is 13
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Q M F 2 1 R e v 3
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Flexible Riser Im pact (FEA)
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Subsea Manifold Impact (FEA)
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Q M F 2 1 R e v 3
2 3 A u g 2 0 1 2 Prospec t and Subsea D ro pped O b jec t An a lys is 16
Subsea Manifold Impact (FEA)
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Q M F 2 1 R e v 3
2 3 A u g 2 0 1 2 Prospec t and Subsea D ro pped O b jec t An a lys is 17
Subsea Manifold Impact (FEA)
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Q M F 2 1 R e v 3
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Questions
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Q M F 2 1 R e v 3
2 3 A u g 2 0 1 2 Prospec t and Subsea D ro pped O b jec t An a lys is 19
Contact
Jo hn Ed d ieProspec t
C u m b er lan d H o u se
En d e av o u r D r iv e
W est h il lA b er d e e n sh ir e A B 3 2 6 U F
T : + 4 4 1 2 2 4 6 5 1 8 3 1
w w w . p r o s p e c t - f s . c o m