Development of Donghae-1 Gas Field, Offshore Korea · Korea Gas Corporation CCOP 4thPPM Workshop,...
Transcript of Development of Donghae-1 Gas Field, Offshore Korea · Korea Gas Corporation CCOP 4thPPM Workshop,...
Development of Donghae-1 Gas Field, Offshore Korea
by
Han, Jeongmin
1 June 2006Korea Gas Corporation
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Reservoir Location
Uleung Basin58km away from Ulsan coast 1972, First Exploratory Drilling2004, Commercial Production Beginning
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Structurural Map
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Reservoir Properties
Depth: 2,600~2,700mPorosity: 0.25Water Saturation: 0.3Pressure: 3,600psiPay thickness: 100m
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Donghae-1 Gas Field
Reserves 250 bill CFT of Gas 2.6 MMbbl of Condensate
Daily Production 50 million cubic feetCondensate : 1,500 barrel per day
Production started July 2004Production Period 15 years, 2004-2018
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Production Facilities
Onshore Structures
Offshore Production Facilities
Pipeline
Subsea Production Facilities
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Export Pipeline Subsea
X-mas Tree
Onshore Terminal
Umbilical Line
B2
B3/B4
DH
-1-2
P W
ell
DH
-1-1
P W
ell
DH
-1-3
PW
ell
UTDA
DH
-1-4
P W
ell
B5
Infield Flowline
OffshorePlatform
Schematic View of Donghae-1 Gas Field
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Donghae-1 Gas Field
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Process Scheme
Offshore Facilities Pipeline Onshore Facilities
Bulk Water Separation
Gas Compression
Gas Dehydration
Liquid Dehydration
Sulg Catcher
Gas Dewpointing
Condensate StabilizationWater
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Production Facilities
Slug Catcher, Gas Dewpointing, Condensate Stabilization
Onshore Production Facilities
Sub-sea (14”x61km) Onshore (14”x7km)Export Pipeline
Bulk Water Separator, Gas Compressor, Gas Dehydrator, Liquid Dehydrator, Metering
Offshore Production Facilities
Production Facilities, Living Quarter, DeckPlatform
Well, 3 Sub-sea X-mas Tree, Flow-line, Production Control System
Sub-sea Production Control System
Main Facilities
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Sub-sea Production Control System
3 Subsea X-masTrees3 FlowlinesProduction Control SystemUmbilical Lines
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Platform
Production FacilitiesLiving QuarterDeck
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Offshore Production Facilities
Bulk Water SeparatorGas CompressorGas DehydratorLiquid DehydratorMetering
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Onshore Production Facilities
Gas/Condensate SeparatorSlug CatcherCondensate Stabilizer
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Concluding Remarks
Donghae-1 Gas Field, Offshore KoreaFirst Production of domestic-origin gas in Donghae-1 Gas FieldThe Possibility of Oil resources in the Korean OffshoreGas Storage in Depleted Gas Reservoir for future PNG