T h e Oi l & Ga s In d u str y E xp e ri e n ce

Offshore Wind - Fo u n d a t i o n s

NV E vin d kraf tse min ar, J u n i - 2018

Ta l e K r i s t i n e U l s t e i n

Op e n 11 Ju n e 2018

W i n d Powe r - From l a n d to d e e p wate rs

2 | N V E V i n d k ra f t s e m i n a r 2018

So u rce : N R E L

T h e Oi l & Ga s In d u str y E xp e ri e n ce

Incre me ntal deve lo pme nt New So lutio ns

Op e n 11 Ju n e 2018

Fo u n d a t i o n c o s t – cu rre nt i ma ge

Jacket / t ripods Float ers Monopile

4 | N V E V i n d k ra f t s e m i n a r 2018

Cu mu l ati ve Ma rke d Sh a re s Su bstru ctu re s

so urce : Wind E uro pe , Key Tre nd and S tat ist ics ( fe b.2 0 1 8 )

Op e n 11 Ju n e 2018

H y win d Scotlan d – E xp e ri e n ce s f rom Op e rati on s

• Proje ct comp l e t e d on sch e d u l e

• In i t i a l i s s u e s i n N o v e m b e r b y a l l a cco u n t s t e e t h i n g i s s u e s , w i t h n o r e o ccu r r e n ce a f t e r r e ct i f i ca t i o n

• Prod u ct i on a b ov e b u d g e t (1^stNo v . – 1^stFe b )

• 65% capaci ty factor

• Withstood storm Caroline (8^thDecember):

• highest wind speed: 100 m/h

• Highest wave height : 8,2 m

• Bl a d e p i t ch con t rol l e r sy st e m worki n g a s e x p e ct e d

• Op e ra t i on & M a i n t e n a n ce comp a ra b l e t o con v e n t i on a l b ot t om fi x e d

6 | N V E V i n d k ra f t s e m i n a r 2018

Fo u n d a t i o n Ty p e s S e l e c t i o n– Bottom Fi xe d Al te rn ati ve s

Mo n o p i l e s Jackets Gravity Base s

Op e n 11 Ju n e 2018

Design Dr ivers:

•

So il co nditio ns

•

Wa t e r d e p t h

•

Tu r b i n e s i z e

•

Supply Chain

Fo u n d a t i o n Ty p e Se l e cti on

0 20 40 60 80 10 0 12 0

Tu r b in Siz e/ To ph ea dm as s

Wat e r D e pt h [ m]

8 | N V E V i n d k ra f t s e m i n a r 2018

Tale Kristine Ulstein, New Energy Technology – Offshore Wind Foundations

Offshore Wind - Foundations