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Offshore Gas Development in the Gulf of Thailand Supat Napanoparatkaew Department of Mineral Fuels CCOP PPM Workshop “Gas Contracts” Sihanouk Ville, Cambodia; 29 Aug. – 2 Sep., 2005
Offshore Gas Development in
the Gulf of Thailand
Supat Napanoparatkaew
Department of Mineral Fuels
CCOP PPM Workshop “Gas Contracts” Sihanouk Ville, Cambodia; 29 Aug. – 2 Sep., 2005
CCOP PPM Workshop “Gas Contracts” Sihanouk Ville, Cambodia; 29 Aug. – 2 Sep., 2005
Thailand Petroleum Development
41417979TotalTotal
2222191933
2828191999
OilOilOnshoreOnshoreOffshoreOffshore
1919111818
5151224949
GasGasOnshoreOnshoreOffshoreOffshore
ProducingProducing(Fields)(Fields)
DiscoveryDiscovery(Fields)(Fields)
Petroleum FieldsPetroleum Fields
522522182182118118222222CrudeCrudeMMBBLMMBBL
765765250250230230285285CondensateCondensateMMBBLMMBBL
31.531.58.38.39.29.214.014.0GasGasTCFTCF
TotalTotalPossiblePossible(P3)(P3)
ProbableProbable(P2)(P2)
ProvedProved(P1)(P1)
Petroleum Petroleum ReservesReserves
Gas Demand and Supply
EGAT37%
IPP26%
SPP15%
Industrials9%
GSP13%
EGAT/IPP/SPP78%
CCOP PPM Workshop “Gas Contracts” Sihanouk Ville, Cambodia; 29 Aug. – 2 Sep., 2005
Gas Demand and Supply Projection
0
1,000
2,000
3,000
4,000
5,000
6,000
7,000
8,000
9,00020
04
2006
2008
2010
2012
2014
2016
2018
2020
2022
2024
2026
2028
2030
2032
MM
SCF/
D
Add. Domestic
Domestic
Myanmar
To Maintain Gas SupplyTo Maintain Gas Supply•• Imported Gas Imported Gas (Piped Gas, LNG)(Piped Gas, LNG)
•• Additional ReserveAdditional Reserve
Gas Demand Growth 3% pa.(50% gas for New Power Plant assumption)
Gas Demand Growth 3% pa.Gas Demand Growth 3% pa.(50% gas for New Power Plant assumption)(50% gas for New Power Plant assumption)
CCOP PPM Workshop “Gas Contracts” Sihanouk Ville, Cambodia; 29 Aug. – 2 Sep., 2005
Offshore Petroleum Development
Pattani Basin
Malay Basin
High COHigh CO22ContentsContents
Potential Marginal Potential Marginal Oil FieldsOil Fields
Resource Size
Petroleum Type
Market and Price
Infrastructure Distance
Existing or New Operator
CCOP PPM Workshop “Gas Contracts” Sihanouk Ville, Cambodia; 29 Aug. – 2 Sep., 2005
Subsurface Uncertainty
CCOP PPM Workshop “Gas Contracts” Sihanouk Ville, Cambodia; 29 Aug. – 2 Sep., 2005
Traditional Directional
Single Well
Well definedtarget reservoirs
Multi Well
Seismic targets
Precise location andnumber of reservoirs
unknown
Subsurface Uncertainty
CCOP PPM Workshop “Gas Contracts” Sihanouk Ville, Cambodia; 29 Aug. – 2 Sep., 2005
Subsurface Uncertainty
8
10 1312
17
19
16
21
14
20
11
15
16
18
-
916
• Complex geology in the Pattani Basin
• Slim hole completion and commingled production
• Over 1400 wells drilled with Large, detailed database
• Simple statistical approach using net pay and recovery factors.
CCOP PPM Workshop “Gas Contracts” Sihanouk Ville, Cambodia; 29 Aug. – 2 Sep., 2005
Platform Construction
Bongkot Field Platong FieldPlatong CPP
Construction Yard in Thailand
CCOP PPM Workshop “Gas Contracts” Sihanouk Ville, Cambodia; 29 Aug. – 2 Sep., 2005
Process Facilities
Process Design
• Gas/Condensate/Water Separation
• Gas Compression/Dehydration
• CO2 removal by membrane or Dew Point Control Unit
• Condensate Stabilization
• Water Treatment System ready for injection or sea drain
InletSeparator
Reservoir
Water
Treatment
Fluid
Compression
Export
Export Pipeline
DehydrationCO2 Removal
System / Compression
Condensate
Stabilization
/ Dew Point Control
CCOP PPM Workshop “Gas Contracts” Sihanouk Ville, Cambodia; 29 Aug. – 2 Sep., 2005
Gas Field Development Project Case
• 4000 km2 of 3D Seismic Acquisition
• 29 Exploration and Appraisal Wells
• 28 discovery wells and 1 dry well
• Reserve = 2.6 TCF
• 70 platforms and 400 development
wells in 15 years
• Average OGIP per well = 6.5 BCF
• Start with CPP Complex and FSO
• 1st Phase Wellhead Platform = 6
• Contract Volume 330 MMSCFD
• First Gas Delivery : Quarter 3, 2007
• Gas Price 2.5 – 3.5 US$/MMBTU
CCOP PPM Workshop “Gas Contracts” Sihanouk Ville, Cambodia; 29 Aug. – 2 Sep., 2005
Success Milestone
Early Stage
Mature Fields
Small Fields
Improvement Step• Massive 3D Seismic Acquisition • Geostatistical Reserves Estimates• Directional Slim Hole with Conductorless• Light Weight Platform• Zero Produced Water Discharge
From to highly productive core areas
To marginally frontier areas
Erawan 1981
Bongkot1993
Tantawan 1998
Pailin 1999
Jasmine 2005
CCOP PPM Workshop “Gas Contracts” Sihanouk Ville, Cambodia; 29 Aug. – 2 Sep., 2005
CCOP PPM Workshop “Gas Contracts” Sihanouk Ville, Cambodia; 29 Aug. – 2 Sep., 2005
