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DK200800710A - Fully electric underwater pressure increase system - Google Patents

Fully electric underwater pressure increase system Download PDF

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Publication number
DK200800710A
DK200800710A DK200800710A DKPA200800710A DK200800710A DK 200800710 A DK200800710 A DK 200800710A DK 200800710 A DK200800710 A DK 200800710A DK PA200800710 A DKPA200800710 A DK PA200800710A DK 200800710 A DK200800710 A DK 200800710A
Authority
DK
Denmark
Prior art keywords
pressure increase
liquid
control
gas
supply
Prior art date
Application number
DK200800710A
Other languages
Danish (da)
Inventor
Bjerkreim Bernt
Haram Karl Olav
Friisk Harald Arnt
Eriksen Asbjoern
Skroevseth Ola
Aalvik Geir
Original Assignee
Statoilhydro Asa
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Statoilhydro Asa filed Critical Statoilhydro Asa
Publication of DK200800710A publication Critical patent/DK200800710A/en

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Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B43/00—Methods or apparatus for obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells
    • E21B43/01—Methods 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
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B43/00—Methods or apparatus for obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells
    • E21B43/12—Methods or apparatus for controlling the flow of the obtained fluid to or in wells
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B43/00—Methods or apparatus for obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells
    • E21B43/34—Arrangements for separating materials produced by the well
    • E21B43/36—Underwater separating arrangements
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17D—PIPE-LINE SYSTEMS; PIPE-LINES
    • F17D1/00—Pipe-line systems
    • F17D1/08—Pipe-line systems for liquids or viscous products
    • F17D1/14—Conveying liquids or viscous products by pumping

Landscapes

  • Engineering & Computer Science (AREA)
  • Geology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Mining & Mineral Resources (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Fluid Mechanics (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Water Supply & Treatment (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Jet Pumps And Other Pumps (AREA)
  • Pipeline Systems (AREA)

Claims (11)

1. Et undervandstrykforøgelsessystem til et undervandsanlæg tii at forøge brøndfluidtryk ved at komprimere kulbrintegasser og pumpe kulbrintevæsker, idet systemet omfatter mindst én ''long step-out"-strømforsyning og mindst én undervandstrykforøgelsesstation, idet hver undervandstrykforøgeisesstation omfatter mindst én separator til at adskille gas- og væskefaser, mindst én gaskompressor og mindst én væskepumpe, der begge er anbragt efter separatoren, idet systemet yderligere omfatter indløbs- og udløbssamlerør og mindst ét elektrisk højspændingssystem og hver "long step-out"-strømforsyning ender i en afslutningsende for kraftforsyningskabei, hvilken afslutningsende er forbundet til en hovedtransformator i en trykforøgelsesstation, idet systemet er kendetegnet ved, at hver undervandstrykforøgelsesstation desuden omfatter elektrisk drevne ventiler, et helelektrisk forsyningskraftsystem og et helektrisk styresystem.An underwater pressure increase system for an underwater system for increasing well fluid pressure by compressing hydrocarbon gases and pumping hydrocarbon fluids, said system comprising at least one long step-out power supply and at least one subsea pressure increase station, each subsea pressure increasing station comprising at least one separator for separating gas and liquid phases, at least one gas compressor and at least one liquid pump, both arranged after the separator, the system further comprising inlet and outlet manifolds and at least one high voltage electrical system and each long step-out power supply terminating at a power supply terminal end, which terminates is connected to a main transformer in a pressure boosting station, the system being characterized in that each underwater pressure boosting station additionally comprises electrically operated valves, a fully electric power supply system and an electrical control system. 2. Systemet ifølge krav 1, kendetegnet ved, at mindst én af undervandstrykforøgelsesstationerne desuden omfatter kredsløbsafbrydermoduler og et barrieresystem,The system according to claim 1, characterized in that at least one of the underwater pressure increase stations further comprises circuit breaker modules and a barrier system, 3. Systemet ifølge krav 2, kendetegnet ved, at mindst én af undervandstrykforøgelsesstationerne desuden omfatter mindst én indløbskøler og et indløbssandfang.The system according to claim 2, characterized in that at least one of the underwater pressure increase stations further comprises at least one inlet cooler and one inlet sand trap. 4. Systemet ifølge krav 1, kendetegnet ved, at mindst én undervandstrykforøgelsesstation omfatter mindst ét kompressormodul, mindst én kompressor-VSD, mindst én antibøigeventil og -aktuator, mindst én antibølgekøler, mindst ét separator- og/elier gasvaskermodul, mindst ét pumpemodul, mindst én pumpe-VSD, fjernbetjente og manuelt betjente ventiler, forbindelsesrørledninger og styresystem, der indbefatter styremoduler.The system according to claim 1, characterized in that at least one subsea pressure increase station comprises at least one compressor module, at least one compressor VSD, at least one anti-bending valve and actuator, at least one anti-wave cooler, at least one separator and / or gas washing module, at least one pump module, at least one pump VSD, remotely operated and manually operated valves, connecting pipelines and control system including control modules. 5. Systemet ifølge krav 1, kendetegnet ved, at hver "long step-ouf-strømforsyning omfatter en undervandshovedtransformator med trykkompenseringssystem, højspændingspenetratorer, afslutningsende for forsyningskabel, og et forsyningskabel til kraft og styring, hvilket forsyningskabel indbefatter elektrisk hovedforsyning, forsyningskraft, og fiberoptiske linjer til styresignaler.The system according to claim 1, characterized in that each "long step-ouf" power supply comprises an underwater head transformer with pressure compensation system, high voltage penetrators, terminating terminals for supply cables, and a supply and power cable for supply and control, which supply cable includes electric main supply, supply power, and for control signals. 6. Systemet ifølge krav 4, kendetegnet ved, at hvert kompressormodul omfatter mindst én kompressor, der er drevet direkte af en højhastighedseiektromotor, der er styret af variabel hastighed (=VSD), med magnetiske lejer, idet motoren er kølet med kulbrintegas.The system according to claim 4, characterized in that each compressor module comprises at least one compressor driven directly by a variable speed (= VSD) variable speed electric motor, the engine being cooled with hydrocarbon gas. 7. Systemet ifølge krav 4, kendetegnet ved, at antibølgekøleren er konstrueret til varmeoverførsel med konvektion med havvandet.The system according to claim 4, characterized in that the anti-wave cooler is designed for heat transfer with convection with the sea water. 8. Systemet ifølge krav 4, kendetegnet ved, at separator- og/eller gasvaskermodulet er konstrueret til at absorbere væskeslugs, sikre tilstrækkelige gas- og væskeniveauer til sikker drift af kompressor- og pumpemoduler med niveaustyring, og forhindre indvendige tørstofopbygninger ved mulig recirkulation af væskeThe system according to claim 4, characterized in that the separator and / or gas washer module is designed to absorb liquid slugs, ensure sufficient gas and liquid levels for safe operation of compressor and pump modules with level control, and prevent internal dry matter build-up by possible recirculation of liquid. 9. Systemet ifølge krav 4, kendetegnet ved, at væskepumpen(eme) er konstrueret til at være tørstoftolerant og kan drives enten med variabel hastighed ved hjælp af en drivindretning til variabel hastighed eller drives med fast hastighed med styring af udledningsstrøm og -tryk med en reguleringsventil, idet ventilen udleder væske tilbage til separator/gasvaskermodulet.The system according to claim 4, characterized in that the liquid pump (eme) is designed to be solids tolerant and can be operated either at variable speed by means of a variable speed drive or at a fixed speed with the control of discharge flow and pressure with a control valve, the valve discharging liquid back to the separator / gas washer module. 10. Systemet ifølge krav 9, kendetegnet ved, at væskepumpen(erne) er konstrueret med en elektromotor, der er kølet med kulbrintegas eller en væske.The system according to claim 9, characterized in that the liquid pump (s) is constructed with an electric motor cooled with hydrocarbon gas or a liquid. 11. Systemet ifølge krav 6, kendetegnet ved, at styresystemet inklusiv styremoduler er konstrueret tii styring og overvågning af mindst ét undervandskompressionstog, desuden til styring af alle andre funktioner på trykforøgelsesstationen, og til at indbefatte direkte kommunikation med et modtageanlæg og en hvilken som helst lokal, lukket sløjfe, der er påkrævet for at drive trykforøgelsesstationen på en sikker og driftsvenlig måde.The system according to claim 6, characterized in that the control system including control modules is designed for controlling and monitoring at least one subsea compression train, in addition to controlling all other functions of the pressure increase station, and to include direct communication with a receiving system and any local area. , closed loop required to operate the pressure increase station safely and reliably.
DK200800710A 2005-12-05 2008-05-22 Fully electric underwater pressure increase system DK200800710A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NO20055727A NO20055727L (en) 2005-12-05 2005-12-05 Electric underwater compression system

Publications (1)

Publication Number Publication Date
DK200800710A true DK200800710A (en) 2008-07-07

Family

ID=35529620

Family Applications (1)

Application Number Title Priority Date Filing Date
DK200800710A DK200800710A (en) 2005-12-05 2008-05-22 Fully electric underwater pressure increase system

Country Status (9)

Country Link
US (1) US20090200035A1 (en)
AU (1) AU2006323327A1 (en)
BR (1) BRPI0620583A2 (en)
CA (1) CA2632274A1 (en)
DK (1) DK200800710A (en)
GB (1) GB2447383A (en)
NO (1) NO20055727L (en)
RU (1) RU2008127358A (en)
WO (1) WO2007067059A1 (en)

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Also Published As

Publication number Publication date
GB2447383A (en) 2008-09-10
AU2006323327A1 (en) 2007-06-14
NO20055727L (en) 2007-06-06
US20090200035A1 (en) 2009-08-13
BRPI0620583A2 (en) 2011-11-16
RU2008127358A (en) 2010-01-20
WO2007067059A1 (en) 2007-06-14
CA2632274A1 (en) 2007-06-14
NO20055727D0 (en) 2005-12-05
GB0811672D0 (en) 2008-07-30

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