F e at ur e 7 | C A R B O N C A P T U R E
R et hi n ki n g t a n k d esi g n a n d c ar g o h a n dli n g t o s u p p ort t h e c a pt ur e a n d st or a g e of C O 2
H ø gl u n d M ari n e S ol uti o ns a n d m ari n e t a n k e n gi n e ers H B H u nt e h a v e j oi n e d f orc es t o d e v el o p a C C S s ol uti o n t h at c a n b e i nt e gr at e d i nt o e xisti n g t a n ker d esi g ns
A
s t h e gl o b al e c o n o m y f a c e s i n cr e as e d pr ess ur e t o r e d u c e its c ar b o n e missi o ns, t e c h n ol o gi es
t h at will h el p a c hi e v e t his ar e d e v el o pi n g r a pi dl y. O n e t e c h n ol o g y a n d i nfr astr u ct ur e ar e a
attr a cti n g att e nti o n is C ar b o n, C a pt ur e a n d St or a g e ( C C S) pr oj e cts. I n bri ef, c a pt ur e d c ar b o n is t a k e n fr o m its s o ur c es i n i n d ustri al sit es, pr o c ess e d i nt o li q ui fi e d C O 2
a n d fr o m t h er e is it c arri e d i n pi p es t o u n d er gr o u n d st or a g e l o c ati o ns. Acr oss t h e gl o b e, m a n y ot h er pr oj e cts are
l o o ki n g at d e v el o pi n g t h e t e c h n ol o g y b e hi n d t h e i nfr astr u ct ure re q uri e d t o a c c o m m o d at e t h e i n cr e as e d c a p a cit y f or C C S c h ai ns. As it will b e a vit al p art of t h e C C S c h ai n, t h e m ariti m e tr a ns p ort ati o n el e m e nt will n e e d t o l o o k t o w ar ds n e w t e c h n ol o gi es t o i n cre as e t h e c arr yi n g c a p a cit y of c a pt ur e d C O2
i n a c o m m erci all y vi a bl e w a y.
T hi n ki n g a b o ut C C S a n d c ar b o n tr a n s p ort ati o n C ur r e ntl y, t h e m a xi m u m c a p a cit y f or t r a ns p orti n g 3, 6 0 0 m 3
li q uifi e d C O2 t a n k ers. C O2 b y s hi p
s af et y r eli ef v al v es. If u n c h e c k e d, t h e w h ol e t a n k c o ul d t ur n t o dr y-i c e a n d r es ult i n a c at astr o p hi c e x pl osi o n, a n o c c urre n c e w hi c h
h as h a p p e n e d i n t h e p ast i n l a n d- b as e d C O 2 t a n ks us e d i n t h e f o o d a n d dri n k i n d ustr y. S o, w h at are t h e alt er n ati v es t o s c ali n g u p
e xisti n g m o n o-l o b e d esi g ns? , tr a ns p ort e d t o a s h ore- b as e d t er mi n al T h e bi -l o b e t y p e C C O 2 st or a g e t a n k
Tr a n s p orti n g li q ui fi e d C O 2 Li q ui d C O 2
is st or e d a n d tr a ns p ort e d at
- 3 5o C a n d at a c o m p ar ati v el y hi g h pr ess ur e: 1 5 b ar, al o n gsi d e a s af et y m ar gi n. This e xtr a a c c o m m o d ati o n f or s af et y m e a ns t h at
t a n ks i nt e n d e d f or tr a ns p orti n g li q ui d C O2 m ust b e si g ni fi c a ntl y t hi c k er t h a n ot h er a v ail a bl e t a n ks. It
H ø gl u n d a n d H B H u nt e’ s bi -l o b e t a n k T hr o u g h o ut 2 0 2 0, a ut o m ati o n, g as a n d h y bri d s yste ms e n gi n e ers a n d d esi g n ers fr o m H ø gl u n d M ari n e S ol uti o ns c oll a b or at e d wit h Ol d e n b ur g- b as e d m ari n e a n d t a n k d esi g n e n gi n e ers H B H u nt e t o d e v el o p a g as h a n dli n g s yst e m, o n b o ar d c ar g o h a n dli n g, i nt e gr ati o n a n d a ut o m ati o n n e e d e d f or a n 8, 0 0 0 m 3
bi-l o b e t y p e C C O2 T h e bi-l o b e d esi g n st or a g e t a n k. i n cr e as es c ar g o
is t his b al a n c e b et w e e n c a p a cit y, t a n k t hi c k n ess a n d si z e t h at a d ds a l a y er
is
, or 1, 7 0 0t o n n es i n d e di c at e d C O2 tr a ns p ort e d t his w a y is m ai nl y
us e d b y t h e f o o d a n d dri n k i n d ustr y. ffi e m ar k et l e a d ers i n t his s p e ci alis e d m ariti m e tr a ns p ort ati o n ar e a ar e t h e N or w e gi a n s hi p o w n ers, L ar vi k s hi p pi n g, w h o h a v e b e e n c arr yi n g C O 2
si n c e 1 9 8 8. H o w e v e r, gi v e n h o w t hi n g s st a n d,
d e m a n d f or t h e m ariti m e tr a ns p ort ati o n of li q ui fi e d C O 2
will i n cr e as e dr asti c all y
as t h e C C S c h ai ns d e v el o p gl o b all y i n r es p o ns e t o t h e pr essi n g n e e d t o r e d u c e i n d ustri al c ar b o n f o ot pri nts. T o r es p o n d t o t his d e m a n d, t h e m a xi m u m c arr yi n g c a p a cit y f or s hi p- b or n e C O 2
m ust i n cr e as e dr asti c all y – w hi c h t hr o ws u p s o m e u ni q u e c h all e n g es f or t a n k d esi g n a n d c ar g o h a n dli n g.
3 0
of c o m pl e xit y w h e n d e v el o pi n g C O 2 tr a ns p ort ati o n s ol uti o ns t h at si g ni fi c a ntl y u p-s c al es e xisti n g c a p a cit y. I n cr e asi n g t h e si z e of t h e e xisti n g
“ m o n o-l o b e” t a n k d esi g n t o a c c o m m o d at e t h e i n cr e as e d d e m a n d of C O2
o n fl e ets of d e di c at e d t a n k ers fr o m C C S
c h ai ns pres e nts a si g ni fic a nt c h all e n ge a n d is p ote nti all y u n vi a ble. The hi g h t hic k ness of t he t a n k ne e d e d f or t he hi g h press ures i ncre as es t he wei g ht a n d size of t he t a n k e x p o ne nti all y. I ncre asi n g t h e si z e of t h e t y pi c al m o n o-l o b e t a n ks f or t his s p e c, si z e a n d c a p a cit y als o me a ns vess els ne e d t o c arr y m ore b all ast w ater i n or d er t o miti g at e st a bilit y iss u es, a g ai n i ncre asi n g t he c o m ple xit y of desi g n re q uire d. Ot h er s af et y c o n c er ns s ur r o u n di n g c o m e fr o m t h e
t h e tr a ns p ort ati o n of C O2 tr a ns p ort ati o n
m a n a g e m e nt of t h e c ar g o its elf. Pr ess ur e di ff ere n c es t h at aris e fr o m c ar g o h a n dli n g as a res ult of a l e a k or f a ult i n t h e c ar g o h a n dli n g s yst e m c o ul d res ult i n t h e s u bli m ati o n of t h e C O 2
c a p a cit y, m or e t h a n d o u bli n g t h e e xisti n g m a xi m u m c a p a cit y, c urre ntl y s et at 3, 6 0 0 m 3 – e x c e e di n g w h at c o ul d b e a c hi e v e d b y s c ali n g u p a m o n o-l o b e desi g n. F urt her m ore, at o nl y 3 7 m l o n g a n d 2. 4 m i n di a m et er, t h e bi-l o b e s h a p e d t a n k c o m es wit h o ut t h e si z e, a c c o m m o d ati o n, w ei g ht a n d st a bilit y c o ncer ns t h at w o ul d c o me fr o m s c ali n g u p t he m o n o-l o b e c o n c e pt. Th e bi-l o b e d esi g n f or t he 6 6 3t o n ne t a n ks als o assists i n s u p p orti n g vess el st a bilit y, i n c o m pl ete o p p ositi o n t o t he a d d e d c o m pl e xiti es t h at w o ul d aris e fr o m a m o n o-l o b e t a n k of si mil ar size a n d wei g ht. T h e t a n k s h a p e h as al r e a d y b e e n
m a n uf a ct ure d i n Asi a a n d E ur o p e a n d us e d f or L P G, L E G a n d L N G t a n k ers. Th e d esi g n is I G C c o d e- c o m pli a nt a n d m a d e fr o m st e el all o ys usi n g a f a bri c ati o n pr o c ess. B y usi n g a n e xisti n g f a bri c ati o n pr o c ess, pr o d u cti o n of t h e t a n ks is rel ati v el y c h e a p a n d q ui c k, t h us mi ni misi n g f urt h er t h e c o m m er ci al ris ks t h at c o m e wit h t his n e w s ol uti o n.
t o f or m bl o c ks of dr y i c e t h at o c cl u d e
E n s uri n g s af et y M u c h li k e a n y m ari n e t e c h n ol o g y a n d t r a ns p ort ati o n h ar d w ar e f or t a n k e rs, s af et y is p ar a m o u nt, a n d t h e d esi g n of t h e
Gr e e n S hi p pi n g J a n u ar y 2 0 2 1
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