FIELD DEVELOPMENT OPTIONS

Transcription

1 Petroleum Policy & Management Project FIELD DEVELOPMENT OPTIONS Redentor D. Pascual Department of Energy 4th Workshop on Philippine PPM Sulu Sea Case Study March 14-19, 2005 Manila, Philippines PRESENTATION OUTLINE I. BACKGROUND II. RESOURCE ASSESSMENT III. FIELD DESCRIPTION IV. DEVELOPMENT & MANAGEMENT SCHEME V. PROCESS AND FIELD FACILITIES VI. S VII. OTHER CONSIDERATIONS VIII. Sulu Sea Basin Area: 115,000 sq km Sedimentary Thickness: 9,000 meters Type of sediments: Middle Miocene to Recent deltaic sediments Water Depth: 60 m to 3,000 m Location: 90%offshore Reef Build-up (RB) = 2 Leads = 4 Prospects RESOURCE ASSESSMENT Petroleum Play Types Anticlinal (An)* = 6 Leads = 4 Prospects Fault-Block (FB)* = 1 Lead = 8 Prospects *confirmed by Nymphe North-1, an oil & gas discovery well, (503 bopd & 3.9 mmscfgpd) and Nymphe-1, gas producer (Malaysian side) RESOURCE ASSESSMENT Location of Leads and Prospects RESOURCE ASSESSMENT RESOURCES Cagayan de BORNEO AREA UNDER CONSIDERATION Sibutu Is. Islands - Cagayan de - Leads = 6 - Prospects = 10 - Islands - Leads = 1 - Prospects = 5 - Sibutu Island - Leads = 2 - Prospects = 1 Hydrocarbon Initially-inplace Recoverable Oil 6,271 mmbbls 1,880 mmbbls Gas 7,150 bcf 5,372 bcf

2 FIELD DESCRIPTION WELLS WITH OIL & GAS INDICATIONS Superior Superior 1974 Mutiara Hitam-1 WMC 1994 Hippo-1 ARCO 1998 Benrinnes-1 Elf 1970 Wildebeest-1 Unocal 2000 FIELD DESCRIPTION Geologic and Reservoir Description - Regional Setting Mid-Miocene to Recent large and thick Tertiary deltaic complex - Stratigraphic Framework 9,000 to 15,000 meter-thick sedimentary cover Nymphe North-1 Elf 1972 Nymphe-1 Elf 1975 Kudah Terbang-1 WMC Porosity and Permeability 25% and 500 md Source: BHP Billiton (2004) FIELD DESCRIPTION Petrophysics & Reservoir Fluid Properties - Reservoir Depth 1,575 to 3,000 meters - Reservoir Fluids Oil or Gas (+associated gas or condensate) - PVT Analysis 41ºAPI (oil density) Reservoir Development Plan Drive Mechanism solution gas-drive supported by gas or water injection (oil) gas recycle or compression (gas) Maximum Production Rate 10,000 bopd per well Recovery Factor 30% (Oil) and 75% (Gas) Reservoir Development Plan Development Drilling Plan -2 nd phase of drilling after 1.5 to 2 yrs. of production Production Philosophy - high initial rate with rapid decline Depletion Options - primary and enhanced Production (mbo) Production Profile 0 PRODUCTION PROFILE FOR THE SIX LEADS Year Lead 1 Lead 2 Lead 3 Lead 4 Lead 5 Lead 6

3 Production Profile (assumptions) Parameters Lead 1 Lead 2 Lead 3 Lead 4 Lead 5 Lead 6 Drilling Operations Rig Types Well Types No. of wells 9 wells 6 wells 5 wells 8 wells 6 wells 5 wells Addl. wells 6 wells 4 wells 2 wells 4 wells 4 wells 2 wells Prodn. Period 19 years 14 years 12 years 15 years 12 years 10 years Lead Time 4 years 1st yr. prodn. 5% of total resources Semisubmersible Plateau Prodn. before decline ±50% of total resources Vertical Deviated Decline Rate ±15% Prodn. Rate per well 10,000 bopd (max) Drillship Cut-off Rate 1,800 bopd per well 1,500 bopd per well Horizontal Design Open-hole Perforated Design Multi-Zone / Zone Isolations Open-hole Screen & Liner Perforated Casing Perforated Liner Single Dual Triple PROCESS & FIELD FACILITIES Source: Minerals Management Service Deepwater Development Systems Floating Production Storage & Offloading (FPSO) due to water depth and lack of oil and/or gas infrastructure within the area Floating Production Systems (FPS) SPAR Platform CGS FSU FPSO PROCESS AND FIELD FACILITIES WHP OGP a. Platform Structures - Concrete Gravity Structure (CGS) b. Platform Topsides - FPSO (deepwater) or WHP (shallow water) c. Floating Storage Unit (FSU) d. Onshore Gas Plant (OGP)

4 PROCESS & FIELD FACILITIES Pipelines PROCESS & FIELD FACILITIES Facilities Location Palawan Balabac Island CGS Pipelines Islands Pipeline Routing - shallow portions Landfall Sites - Balabac or Islands (180 to 200 km from the CGS) Onshore Gas Plant (OGP)) Concrete Gravity Structure (CGS) Balabac Island Sabah Area for Development Cagayan de Floating Production Storage & Off-loading (FPSO) Sulu Mindanao Basilan Pipelines Onshore Gas Plant (OGP)) (Deepwater Oil Discovery) (Deepwater Gas Discovery) Shuttle Tanker Water Injection CGS Controls Multi-Phase Production Gas Lift or Injection Source: BHP Billiton (2004) Source: Minerals Management System (Gas to Liquid) (Oil and Gas Discovery) 2 BRIDGE LINKED PLATFORMS CONCRETE STORAGE TANKER to OGP SCHEMATIC OF FIXED PRODUCTION PLATFORM CALM BUOY STERLING ENERGY PLC Source: Malampaya Oil Rim

5 (Shallower Prospects) OTHER CONSIDERATION *Market = Trans-Asean Gas Pipeline MYANMAR LAOS CHINA TAIWAN Gas Reserves Tcf Existing or u/c Gas Pipeline Proposed ASEAN Gas Grid Minas / Duri oil Fields THAILAND Bangkok CAMBODIA VIETNAM South China Sea Luzon SABAH Natuna BRUNEI 6-8 Sea MALAYSIA 28 SARAWAK Singapore Batam Samarinda PHILIPPINES Km 500 Pacific Ocean Asamera Corridor Blocks fields INDONESIA Surabaya Source: Minerals Management System Indian Ocean Jakarta GEOLOGICAL Hydrocarbon Generation Migration Path Reservoir Trap Reservoir Seal Reservoir Rock Properties Reservoir Fluid Properties Type of Hydrocarbon HIIP volumes Reservoir Energy Mechanism Well Performance ENGINEERING - number of wells Recovery Factor - reserves and production profile Facilities Design - capacity, technical performance Project Start-up - delay will affect the economics Economics COMMERCIAL Parameters Lead 1 Lead 2 Lead 3 10% $1021 MM $429 MM $229 MM IRR 29% 23% 21% CAPEX/bbl $2.40 $3.50 $4.50 OPEX/bbl $2.90 $3.10 $3.70 Markets COMMERCIAL *Oil locally refined or exported *Gas power generation or for transportation or gas to liquid conversion Political Stability *Change in government policy e.g. fiscal terms

6 MARAMING SALAMAT PO!!!