NO141321B - DEVICE FOR AA PROVIDING A LIQUID CONNECTION BETWEEN AN EXTENSIVE STORAGE UNIT AND AN UNDERWATER PIPELINE - Google Patents

DEVICE FOR AA PROVIDING A LIQUID CONNECTION BETWEEN AN EXTENSIVE STORAGE UNIT AND AN UNDERWATER PIPELINE Download PDF

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Publication number
NO141321B
NO141321B NO4596/73A NO459673A NO141321B NO 141321 B NO141321 B NO 141321B NO 4596/73 A NO4596/73 A NO 4596/73A NO 459673 A NO459673 A NO 459673A NO 141321 B NO141321 B NO 141321B
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Norway
Prior art keywords
hose
storage unit
pipe
underwater
underwater line
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NO4596/73A
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Norwegian (no)
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NO141321C (en
Inventor
Steven Arend Theodoor Kapteijn
John Hartley Raynes
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Shell Int Research
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Publication of NO141321B publication Critical patent/NO141321B/en
Publication of NO141321C publication Critical patent/NO141321C/en

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65DCONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D88/00Large containers
    • B65D88/78Large containers for use in or under water
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B63SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63BSHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING 
    • B63B22/00Buoys
    • B63B22/02Buoys specially adapted for mooring a vessel
    • B63B22/021Buoys specially adapted for mooring a vessel and for transferring fluids, e.g. liquids
    • EFIXED CONSTRUCTIONS
    • E21EARTH OR ROCK DRILLING; MINING
    • E21BEARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B43/00Methods or apparatus for obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells
    • E21B43/01Methods or apparatus for obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells specially adapted for obtaining from underwater installations
    • E21B43/0107Connecting of flow lines to offshore structures
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B63SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63BSHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING 
    • B63B1/00Hydrodynamic or hydrostatic features of hulls or of hydrofoils
    • B63B1/02Hydrodynamic or hydrostatic features of hulls or of hydrofoils deriving lift mainly from water displacement
    • B63B1/04Hydrodynamic or hydrostatic features of hulls or of hydrofoils deriving lift mainly from water displacement with single hull
    • B63B2001/044Hydrodynamic or hydrostatic features of hulls or of hydrofoils deriving lift mainly from water displacement with single hull with a small waterline area compared to total displacement, e.g. of semi-submersible type
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B63SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63BSHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING 
    • B63B35/00Vessels or similar floating structures specially adapted for specific purposes and not otherwise provided for
    • B63B35/44Floating buildings, stores, drilling platforms, or workshops, e.g. carrying water-oil separating devices
    • B63B2035/442Spar-type semi-submersible structures, i.e. shaped as single slender, e.g. substantially cylindrical or trussed vertical bodies

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  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Mining & Mineral Resources (AREA)
  • Mechanical Engineering (AREA)
  • Geology (AREA)
  • Fluid Mechanics (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Environmental & Geological Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Ocean & Marine Engineering (AREA)
  • Combustion & Propulsion (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Earth Drilling (AREA)
  • Removal Of Floating Material (AREA)
  • Storing, Repeated Paying-Out, And Re-Storing Of Elongated Articles (AREA)
  • Catching Or Destruction (AREA)
  • Reciprocating Pumps (AREA)
  • Loading And Unloading Of Fuel Tanks Or Ships (AREA)

Description

Denne oppfinnelse angår anordninger for å tilveiebringe This invention relates to devices for providing

en væskeforbindelse mellom en langstrakt lagringsenhet og en undervanns rørledning, omfattende et rørstyrespor som forløper langs eller gjennom lagringsenheten, idet denne er bestemt til å flyte i vann med sin lengdeakse i det vesentlige i vertikal stilling . a liquid connection between an elongated storage unit and an underwater pipeline, comprising a pipe guide track which runs along or through the storage unit, the latter being intended to float in water with its longitudinal axis in a substantially vertical position.

Oppfinnelsen er særlig rettet på en lagringsenhet av fortrengningstypen, som beskrevet i søkernes GB- PS 1 036 678. The invention is particularly directed to a storage unit of the displacement type, as described in the applicant's GB-PS 1 036 678.

Ved denne lagringsenhet vil den væske som skal lagres, f.eks- ol- With this storage unit, the liquid to be stored, e.g.

je og som innføres inn i lagringsenhetens beholder, fortrenge vannet i beholderen, således at vannet vil forlate beholderen og ren-ne ut til det vann, i hvilket lagringsenheten flyter. Når oljen fjernes fra lagringsbeholderen, vil vannet fra omgivelsene strømme den motsatte vei inn i beholderen og oppta det volum som opprinne-lig var opptatt av oljen. Hensikten med oppfinnelsen er å forbed-re innretningen, og det særegne ved oppfinnelsen er at en slange er festet til rørets nedre ende, at en slangekobling er festet til slangens nedre ende og bestemt til å føres langs et slangekob-lingsføringsspor som forløper aksialt langs eller gjennom lagringsenheten, og at der er anordnet innretninger for å styre slangekoblingen til undervannsledningen og for å forbinde slangekoblingen med undervannsledningen. je and which are introduced into the storage unit's container, displace the water in the container, so that the water will leave the container and drain into the water in which the storage unit floats. When the oil is removed from the storage container, the water from the surroundings will flow the opposite way into the container and occupy the volume originally occupied by the oil. The purpose of the invention is to improve the device, and the distinctive feature of the invention is that a hose is attached to the lower end of the pipe, that a hose connector is attached to the lower end of the hose and intended to be guided along a hose connector guide track that runs axially along or through the storage unit, and that devices are arranged to control the hose connection to the underwater line and to connect the hose connection to the underwater line.

Anordningene i henhold til den videre oppfinnelse omfatter hensiktsmessig en wire som styrer slangekoblingen til undervannsledningen og som forløper vertikalt mellom slangekoblingsfø-ringen og undervannsledningen. Fortrinnsvis er den nedre ende av røret forbundet med undervannsledningen ved hjelp av slangen som er krummet i tverretningen. The devices according to the further invention suitably comprise a wire which controls the hose connection to the underwater line and which runs vertically between the hose connection guide and the underwater line. Preferably, the lower end of the pipe is connected to the underwater line by means of the hose which is curved in the transverse direction.

Oppfinnelsen vedrører også en fremgangsmåte ved tilveiebringelse av en væskeforbindelse mellom en undervannsledning og en langstrakt væskelagringsenhet som er i det vesentlige vertikalt orientert, og i henhold til oppfinnelsen går man frem på føl-gende måte: først senkes der ned et rør, hvis nedre ende er forbundet med en slange, hvis fri ende er forsynt med en slangekobling, idet røret føres langs et rør-styrespor og slangekoblingens styrespor, hvilke to spor forløper aksialt langs eller gjennom lagringsenheten; deretter senkes røret videre ned sammen med slangen etter at slangekoblingen har nådd den nedre ende av slangekoblings-styresporet; slangekoblingen senkes derpå videre inntil slangekoblingen har nådd undervannsledningen, hvoretter slangekoblingen forbindes med undervannsledningen; til slutt senkes røret ytterligere inntil slangen har antatt en krum form i tverretningen. The invention also relates to a method for providing a liquid connection between an underwater line and an elongated liquid storage unit which is essentially vertically oriented, and according to the invention one proceeds in the following way: first, a pipe is lowered, the lower end of which is connected by a hose, the free end of which is provided with a hose connector, the pipe being guided along a pipe guide track and the hose connector's guide track, which two tracks run axially along or through the storage unit; then the pipe is further lowered together with the hose after the hose coupling has reached the lower end of the hose coupling guide track; the hose connector is then further lowered until the hose connector has reached the underwater line, after which the hose connector is connected to the underwater line; finally, the tube is further lowered until the hose has assumed a curved shape in the transverse direction.

Disse og andre trekk ved oppfinnelsen vil fremgå av nedenstående beskrivelse av et utførelseseksempel vist på tegningene, hvis fig. 1 viser skjematisk et sideriss av lagringsenheten, fig. 2 viser den nedre del av lagringsenheten før montering av stigeledningen og slangen, fig. 3 viser slangen mens den senkes, fig. 4 viser slangen i det øyeblikk slangeforbindelsen når lagringsenhetens bunnivå, fig. 5 viser slangen og stigeledningen på det tidspunkt da slangeforbinderen føres langs en wire, fig. 6 viser slangen og stigeledningen etter at slangeforbinderen er koblet til fordelingskammeret, og fig. 7 viser stigeledningen og slangen etter at de er kommet i den ønskede stilling. These and other features of the invention will be apparent from the following description of an embodiment shown in the drawings, whose fig. 1 schematically shows a side view of the storage unit, fig. 2 shows the lower part of the storage unit before mounting the riser and hose, fig. 3 shows the hose while it is being lowered, fig. 4 shows the hose at the moment the hose connection reaches the bottom level of the storage unit, fig. 5 shows the hose and riser at the time when the hose connector is guided along a wire, fig. 6 shows the hose and riser after the hose connector is connected to the distribution chamber, and fig. 7 shows the riser and the hose after they have reached the desired position.

Fig. 1 viser en lagringsenhet 4 som i det vesentlige omfatter en avlang væskelagringsbeholder 5 og en toppkonstruksjon 7. Lagringsenheten 4 er utstyrt med flytetanker 6 og med fast ballast (ikke vist) anordnet således at enheten kan flyte i vannet 1 med sin hovedakse vertikalt orientert. Fig. 1 shows a storage unit 4 which essentially comprises an oblong liquid storage container 5 and a top structure 7. The storage unit 4 is equipped with floating tanks 6 and with solid ballast (not shown) arranged so that the unit can float in the water 1 with its main axis vertically oriented .

På sjøbunnen 3 finnes en undervanns rørledning 18 som On the seabed 3 there is an underwater pipeline 18 which

er forbundet med et fordelingskammer eller samlekammer 39, også is connected to a distribution chamber or collection chamber 39, too

på bunnen. Kammeret 3 9 er ved to slanger 4 0 hhv. 41 forbundet med to stigeledninger 42 hhv. 43 som forløper opp gjennom en sen-tral passasje 44 som er ført aksialt gjennom lagringsenheten 4, hvis indre rom 5 utgjør lagringsrommet. For tydelighets skyld er bare den nedre del av stigledningene 42, 43 vist på tegningene, men den forløper oppad gjennom passasjen 44 og inn i den øvre del av lagringsrommet 5. on the bottom. The chamber 3 9 is by two hoses 4 0 respectively. 41 connected by two risers 42 respectively. 43 which extends up through a central passage 44 which is led axially through the storage unit 4, whose inner space 5 forms the storage space. For the sake of clarity, only the lower part of the risers 42, 43 is shown in the drawings, but it extends upwards through the passage 44 and into the upper part of the storage room 5.

To separatorer 50 og 51 er anordnet i toppkonstruksjonen Two separators 50 and 51 are arranged in the top structure

7 og er konvensjonelle olje/vann separatorer, f.eks. av den type som er utstyrt med parallelle eller korrugerte plater. 7 and are conventional oil/water separators, e.g. of the type equipped with parallel or corrugated plates.

Driften av lagringsenheten 4 er som følger. Lagringsenheten 4 som er ballastet på hensiktsmessig måte, således at dens hovedakse holder seg vertikalt, som vist på fig. 1, forankres ved hjelp av ankerkabler og ankere (ikke vist). Når der ikke finnes olje i enheten, er lagringsbeholderen 5 fullstendig fylt med vann. Den olje som er utvunnet fra et fralandsoljefelt i nærheten, strøm-mer gjennom undervannsrørledningen 38 og fordelingskammeret 39 gjennom en av slangene 40 eller 41 til en av stigeledningene 42 eller 43. Normalt vil bare én av slangene 40, 41 og bare én av stigeledningene 42, 43 bli benyttet ad gangen, mens den andre tje-ner som reserve, men om ønskelig kan begge ledninger 42, 43 brukes samtidig. Oljen strømmer opp gjennom stigeledningene 42 og/eller 43 til den øvre del av lagringsbeholderens 5 indre. Olje som strøm-mer inn i lagringsbeholderen 5 oventil, vil fortrenge vannet i beholderen, hvilket vann vil strømme gjennom ledningen 52 hhv. 53 opp til olje/vann separatoren 50 hhv. 51. Oljen i beholderen 5 vil selvfølgelig flyte på vannet i beholderen 5, da den er lettere enn vann. Da vannet som fortrenges, forlater beholderen 5 i nærheten av dennes bunn 60, er der liten fare for at vannet som renner ut av beholderen inneholder noe olje, men da dette- dog ikke er umulig, føres vannet som forlater beholderen 5, gjennom olje/vann separatoren 50 hhv. 51, i hvilken oljen skilles fra vannet. Utseparert olje føres gjennom en ledning 54 hhv. 55 til den øvre del av lagringsbeholderens 5 indre for lagring. Rent vann forlater separatoren 50 hhv. 51 gjennom ledningen 56 hhv. 57. En pumpe 58 hhv. 59 pumper rent vann ut til det omgivende vann, i hvilket lagringsenheten 4 flyter. The operation of the storage unit 4 is as follows. The storage unit 4, which is ballasted in an appropriate manner, so that its main axis remains vertical, as shown in fig. 1, is anchored using anchor cables and anchors (not shown). When there is no oil in the unit, the storage container 5 is completely filled with water. The oil extracted from a nearby offshore oil field flows through the underwater pipeline 38 and the distribution chamber 39 through one of the hoses 40 or 41 to one of the risers 42 or 43. Normally only one of the hoses 40, 41 and only one of the risers 42 , 43 be used at a time, while the other serves as a reserve, but if desired, both wires 42, 43 can be used at the same time. The oil flows up through the riser lines 42 and/or 43 to the upper part of the interior of the storage container 5. Oil that flows into the storage container 5 above, will displace the water in the container, which water will flow through the line 52 or 53 up to the oil/water separator 50 or 51. The oil in the container 5 will of course float on the water in the container 5, as it is lighter than water. As the displaced water leaves the container 5 near its bottom 60, there is little danger that the water flowing out of the container contains any oil, but as this is not impossible, the water leaving the container 5 is led through oil/ water separator 50 or 51, in which the oil is separated from the water. Separated oil is led through a line 54 or 55 to the upper part of the storage container 5 interior for storage. Clean water leaves the separator 50 or 51 through the wire 56 respectively. 57. A pump 58 or 59 pumps clean water out to the surrounding water, in which the storage unit 4 floats.

En spesiell fremgangsmåte ved montering av stigeledningene 42 og 43 og en fremgangsmåte ved tilveiebringelse av fluidum-forbindelsen mellom disse stigeledninger og undervannsledningen A special method for installing the riser lines 42 and 43 and a method for providing the fluid connection between these riser lines and the underwater line

38, skal nå forklares. 38, shall now be explained.

I lagringsenhetens aksiale passasje 44 finnes en føring for hver stigeledning 4 2 hhv. 43. På fig. 2 - 7 er bare føringen 65 for stigeledningen 4 2 vist. Denne føring er antydet skjematisk ved en streket linje. Videre finnes i passasjen 44 en føring In the storage unit's axial passage 44 there is a guide for each riser 4 2 respectively. 43. In fig. 2 - 7, only the guide 65 for the riser cable 4 2 is shown. This guidance is indicated schematically by a dashed line. Furthermore, there is a guide in passage 44

for koblingen på hver slange 40 hhv. 41. Ennvidere er på fig. for the connection on each hose 40 or 41. Furthermore, fig.

2 - 7 bare slangekoblingsføringen 66 for slangen 40 antydet skjematisk med strekede linjer. 2 - 7 only the hose connector guide 66 for the hose 40 is indicated schematically in dashed lines.

For tilveiebringelse av fluidumforbindelse senkes slangen 4 0 gjennom passasjen 44. Slangen 4 0 er ved sin nedre ende utstyrt med en slangekobling 67. Denne føres langs koblingsførin-gen 66 når slangen 40 senkes. Fig. 3 viser slangekoblingen 67 og slangen 40 under senkning og fig. 4 viser slangekoblingen 67 på det tidspunkt da den har nådd lagringsenhetens bunn 60. Etter at slangekoblingen 67 har kommet til dette nivå, vil den forlate slangekoblingsføringen 67 og under videre senkning vil den styres videre av en føringsline 68 mellom lagringsenheten 4 og fordelingskammeret 39. Fig. 5 viser slangekoblingen 67 på det tidspunkt da denne har nådd en mellomstilling mellom kammeret 39 og lagringsenhetens 4 bunn 60. Slangekoblingen 67, slangen 40 og stigeledningen 42 som er festet til.slangens 40 øvre ende, senkes ytterligere til den når koblingselementet 69 på fordelingskammeret 39, hvoretter koblingen 67 forbindes med koblingselementet 69 for tilveiebringelse av fluidumforbindelse mellom slangen 4 0 og fordelingskammeret 39. Stigeledningen 42 som senkes ned sammen med slangen 40, følger stigeledningsføringen 65. Som vist på fig. 2-6 forløper føringens 65 nedre del noe på skr^ således at stigeledningen 42 til slutt kan forskyves sideveis på den måte som er vist på fig. 6. Dette er mulig fordi stigeledningen 43 omfatter en bøyelig skjøt 70. Sideforskyvningen av stigeledningen 42 be-virker at slangen 40 bøyes ut sideveis som vist på fig. 6. Når stigeledningen 42 senkes ytterligere til stigeledningens nedre ende kommer på høyde med lagringsenhetens 4 bunn 60, vil slangen 40 være bøyd som vist på fig. 7. Figuren viser stigeledningens 42 og slangens 40 endelige stilling. Stigeledningen 43 og slangen 40 er da ferdig til bruk. Det vil være klart at den annen stigeledning 43 og den annen slange 41 monteres på samme måte. To provide a fluid connection, the hose 40 is lowered through the passage 44. The hose 40 is equipped at its lower end with a hose coupling 67. This is guided along the coupling guide 66 when the hose 40 is lowered. Fig. 3 shows the hose coupling 67 and the hose 40 during lowering and fig. 4 shows the hose coupling 67 at the time when it has reached the bottom of the storage unit 60. After the hose coupling 67 has reached this level, it will leave the hose coupling guide 67 and during further lowering it will be further guided by a guide line 68 between the storage unit 4 and the distribution chamber 39. Fig 5 shows the hose coupling 67 at the time when it has reached an intermediate position between the chamber 39 and the bottom 60 of the storage unit 4. The hose coupling 67, the hose 40 and the riser 42 which is attached to the upper end of the hose 40, are further lowered until it reaches the coupling element 69 on the distribution chamber 39, after which the coupling 67 is connected to the coupling element 69 to provide a fluid connection between the hose 40 and the distribution chamber 39. The riser line 42, which is lowered together with the hose 40, follows the riser line guide 65. As shown in fig. 2-6, the lower part of the guide 65 extends somewhat on a slope so that the riser 42 can finally be displaced laterally in the manner shown in fig. 6. This is possible because the riser line 43 comprises a flexible joint 70. The lateral displacement of the riser line 42 causes the hose 40 to be bent laterally as shown in fig. 6. When the riser line 42 is lowered further until the lower end of the riser line is level with the bottom 60 of the storage unit 4, the hose 40 will be bent as shown in fig. 7. The figure shows the final position of the riser 42 and the hose 40. The ladder line 43 and the hose 40 are then ready for use. It will be clear that the second riser 43 and the second hose 41 are mounted in the same way.

Da slangene 4 0 og 41 er bøyt ut sideveis, som vist på fig. 1, kan lagringsenheten 4 bevege seg fritt oppover, nedover og sideveis uten fare for beskadigelse av slangene. As the hoses 40 and 41 are bent out laterally, as shown in fig. 1, the storage unit 4 can move freely upwards, downwards and sideways without risk of damage to the hoses.

Ofte er tankene i en tankbåt som fortøyes ved lagringsenheten, fylt med ballast. Det er da fordelaktig å overføre ballastvannet fra tankbåten til lagringsenheten mens båten lastes med olje fra samme. Dette ballastvann pumpes gjennom en passende ledning (ikke vist) fra tankbåten til lagringsbeholderens 5 nedre del. Hvis der pumpes mer ballastvann fra tankbåten til lagringsenhetens beholder 5 enn fra beholderen til tankbåten, vil overskytende ballastvann forlate lagringsenheten gjennom separato-rene 50 og/eller 51. HVis der pumpes mer olje fra lagringsbeholderen 5 til båten enn ballastvann fra båten til lagringsbeholderen 5, vil ytterligere sjøvann bli sluppet inn i lagringsbeholderen 5. Often the tanks in a tanker moored at the storage unit are filled with ballast. It is then advantageous to transfer the ballast water from the tanker to the storage unit while the boat is loaded with oil from the same. This ballast water is pumped through a suitable line (not shown) from the tanker to the lower part of the storage container 5. If more ballast water is pumped from the tanker to the storage unit's container 5 than from the container to the tanker, excess ballast water will leave the storage unit through the separators 50 and/or 51. If more oil is pumped from the storage container 5 to the boat than ballast water from the boat to the storage container 5, additional seawater will be released into the storage container 5.

Etter at tankbåten er blitt fullastet, vil alt ballastvann fra båten befinne seg i lagringsenhetens lagringsbeholder 5. Dette ballastvann vil gradvis fortrenges av råolje som utvinnes fra oljefeltet. Fortrengningsmegnden vil da være lik den mengde olje som tilføres fra feltet og som er meget lav sammenlignet med den mengde ballast som ellers må fjernes fra tankbåten. Ballastvannet vil derfor lett kunne separeres ved hjelp av separatoren 50 og/eller 51 før det fortrenges ut i sjøen.. På denne måte har man sikkerhet for at ballastvannet fra tankbåten er helt rent før det blander seg med det omgivende sjøvann. After the tanker has been fully loaded, all ballast water from the boat will be in the storage unit's storage container 5. This ballast water will gradually be displaced by crude oil extracted from the oil field. The amount of displacement will then be equal to the amount of oil supplied from the field, which is very low compared to the amount of ballast that otherwise has to be removed from the tanker. The ballast water will therefore be easily separated using the separator 50 and/or 51 before it is displaced into the sea. In this way, you can be sure that the ballast water from the tanker is completely clean before it mixes with the surrounding seawater.

Claims (5)

1. Anordninger for å tilveiebringe en væskeforbindelse . mellom en langstrakt lagringsenhet (4) og en undervanns rørled-ning (38), omfattende et rørstyrespor (65) som forløper langs eller gjennom lagringsenheten (4), idet denne er bestemt til å flyte i vann med sin lengdeakse i det vesentlige i vertikal stilling, karakterisert ved at en slange (4 0, 41) er festet til rørets (42, 43) nedre ende, at en slange&kobling (67) er festet til slangens (40, 41) nedre ende og bestemt til å føres langs et slangekoblingsføringsspor (66) som forløper aksialt langs eller gjennom lagringsenheten, og at der er anordnet innretninger for å styre slangekoblingen til undervannsledningen (38) og for å forbinde slangekoblingen med undervannsledningen.1. Devices for providing a fluid connection. between an elongated storage unit (4) and an underwater pipeline (38), comprising a pipe guide track (65) which runs along or through the storage unit (4), this being intended to float in water with its longitudinal axis essentially vertical position, characterized in that a hose (40, 41) is attached to the lower end of the pipe (42, 43), that a hose&coupling (67) is attached to the lower end of the hose (40, 41) and intended to be guided along a hose coupling guide track (66) which extends axially along or through the storage unit, and that devices are arranged to control the hose connection to the underwater line (38) and to connect the hose connection to the underwater line. 2. Anordninger i henhold til krav 1, karakterisert ved at innretningen for å styre slangekoblingen til undervannsledningen (38) omfatter en wire (68) som forløper vertikalt mellom slangekoblingsføringen (66) og undervannsledningen (38) .2. Devices according to claim 1, characterized in that the device for controlling the hose connection to the underwater line (38) comprises a wire (68) which runs vertically between the hose connection guide (66) and the underwater line (38). 3. Anordning i henhold til krav 1 eller 2, karakterisert ved at den nedre ende av røret (42, 43) er forbundet med undervannsledningen (38) ved hjelp av slangen (40, 51) som er krummet i tverrretningen.3. Device according to claim 1 or 2, characterized in that the lower end of the pipe (42, 43) is connected to the underwater line (38) by means of the hose (40, 51) which is curved in the transverse direction. 4. Fremgangsmåte ved tilveiebringelse av en væskeforbindelse mellom en undervannsledning og en langstrakt væske-lagringsenhet, hvis lengdeakse er i det vesentlige vertikalt orientert, i henhold til krav 1 eller 2, karakterisert ved at der (a) senkes ned et rør (42, 43), hvis nedre ende er forbundet .med en slange (40, 41), hvis fri ende er forsynt med en slangekobling (67), idet røret (42, 43) føres langs et rør-styrespor (65) og slangekoblingens styrespor (66) , hvilke to spor forløper aksialt langs eller gjennom lagringsenheten (4), (b) at røret senkes videre sammen med slangen etter at slangekoblingen har nådd den nedre ende av slangekoblings-styresporet, og slangekoblingen senkes videre ned til en undervannsledning (38) , (c) at røret og slangen senkes videre inntil slangekoblingen har nådd undervannsledningen, (d) at slangekoblingen deretter forbindes med undervannsledningen, og (e) at røret senkes ytterligere inntil slangen har antatt en krum form i tverretningen.4. Method for providing a liquid connection between an underwater line and an elongated liquid storage unit, whose longitudinal axis is essentially vertically oriented, according to claim 1 or 2, characterized in that (a) a pipe is lowered (42, 43 ), the lower end of which is connected with a hose (40, 41), the free end of which is provided with a hose connector (67), the pipe (42, 43) being guided along a pipe guide track (65) and the hose connector's guide track (66) ), which two tracks run axially along or through the storage unit (4), (b) that the pipe is further lowered together with the hose after the hose connector has reached the lower end of the hose connector guide track, and the hose connector is further lowered to an underwater conduit (38) , (c) that the pipe and hose are lowered further until the hose connector has reached the underwater line, (d) that the hose connector is then connected to the underwater line, and (e) that the pipe is further lowered until the hose has assumed a curved shape in the transverse direction. 5. Fremgangsmåte i henhold til krav 4, karakter i-, sert ved at slangekoblingen (67) styres videre ned i henhold til trinn (b) langs en wireline (68) som forløper vertikale mellom den nedre del av slangekoblings-styresporet (66) og undervannsledningen (39) .5. Method according to claim 4, grade i-, characterized in that the hose coupling (67) is guided further down according to step (b) along a wireline (68) which runs vertically between the lower part of the hose coupling guide track (66) and the underwater line (39) .
NO4596/73A 1973-03-01 1973-12-03 DEVICE FOR AA TO PROVIDE A LIQUID CONNECTION BETWEEN AN EXTENSIVE STORAGE UNIT AND AN UNDERWATER PIPELINE NO141321C (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB993273A GB1422416A (en) 1973-03-01 1973-03-01 Floating storage unit

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NO141321B true NO141321B (en) 1979-11-05
NO141321C NO141321C (en) 1980-02-13

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US (1) US3921557A (en)
JP (1) JPS5643955B2 (en)
CA (1) CA976812A (en)
DE (1) DE2360213C2 (en)
ES (1) ES421090A1 (en)
FR (1) FR2230544B1 (en)
GB (1) GB1422416A (en)
IT (1) IT999877B (en)
NL (2) NL171881B (en)
NO (1) NO141321C (en)
SE (1) SE390011B (en)

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Also Published As

Publication number Publication date
NL7316501A (en) 1974-09-03
CA976812A (en) 1975-10-28
GB1422416A (en) 1976-01-28
FR2230544A1 (en) 1974-12-20
AU6314173A (en) 1975-06-05
NO141321C (en) 1980-02-13
JPS5643955B2 (en) 1981-10-16
DE2360213C2 (en) 1984-11-15
IT999877B (en) 1976-03-10
DE2360213A1 (en) 1974-09-05
ES421090A1 (en) 1976-04-01
JPS49116837A (en) 1974-11-08
SE390011B (en) 1976-11-29
FR2230544B1 (en) 1978-06-16
NL171881C (en)
NL171881B (en) 1983-01-03
US3921557A (en) 1975-11-25

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