RUBRIK VOLUME 136 :
 
o PROYEK MARITIM
o TENDER UPDATE SENIN
o TENDER UPDATE KAMIS
 
PROJECT OIL & GAS
GENG NORTH
DEEPWATER GAS & CONDENSATE DEVELOPMENT
NORTH HUB — ENI

1. PROFIL PROYEK
Geng North merupakan lapangan gas dan kondensat laut dalam yang berada di North Ganal PSC, Kutai Basin, lepas pantai Kalimantan Timur.

Operator proyek adalah Eni.

Pengembangan Geng North dilakukan bersama Gehem melalui konsep North Hub, yang merupakan bagian dari strategi pengembangan gas laut dalam Eni di Kalimantan Timur.

Pada Maret 2026, Eni mengumumkan Final Investment Decision (FID) untuk pengembangan Geng North–Gehem.

Target awal produksi yang diumumkan adalah tahun 2028.

Konsep pengembangan mencakup sumur produksi laut dalam, subsea production system, flowlines, umbilicals, risers, FPSO baru dan jaringan ekspor gas.

2. KONSEP NORTH HUB
Geng North dan Gehem dikembangkan melalui sistem produksi terintegrasi.

Konfigurasi utamanya:
GENG NORTH DEVELOPMENT WELLS
+
GEHEM DEVELOPMENT WELLS
↓
SUBSEA TREES
↓
SUBSEA MANIFOLDS
↓
SUBSEA CONTROL SYSTEM
↓
FLOWLINES & UMBILICALS
↓
RISERS
↓
NEW FPSO — NORTH HUB
↓
GAS & CONDENSATE PROCESSING
↓
GAS EXPORT / CONDENSATE HANDLING

Kapasitas rancangan North Hub yang diumumkan Eni melampaui 1 BSCFD gas dan sekitar 90.000 BPD kondensat.

Kapasitas tersebut merupakan kapasitas North Hub secara keseluruhan, bukan angka produksi Geng North secara terpisah.

3. RESERVOIR & SUBSURFACE
Pengembangan reservoir Geng North menggunakan data geologi, seismic, appraisal dan reservoir modelling.

Lingkup subsurface mencakup:

• Geological modelling
• Seismic interpretation
• Reservoir characterization
• Pressure analysis
• PVT analysis
• Reservoir simulation
• Production forecasting
• Well placement
• Reservoir surveillance

Parameter utama:
• Reservoir geometry
• Porosity
• Permeability
• Net pay
• Reservoir pressure
• Fluid composition
• Gas deliverability
• Condensate characteristics

Data reservoir menjadi dasar desain sumur, kapasitas produksi serta konfigurasi subsea dan FPSO.

4. DEEPWATER DEVELOPMENT DRILLING
Sumur produksi Geng North dibangun menggunakan sistem pengeboran laut dalam.

Lingkup pekerjaan:
• Deepwater drilling rig
• Drilling fluids
• Drill bits
• Directional drilling
• MWD/LWD
• OCTG
• Casing
• Cementing
• Wireline logging
• Formation evaluation
• Well testing
• Completion
• Subsea wellhead

Jumlah sumur dan urutan pengeboran mengikuti rencana pengembangan yang disetujui.

5. SUBSEA PRODUCTION SYSTEM
Produksi gas dan kondensat dikendalikan melalui peralatan subsea di dasar laut.

Peralatan utama:
• Subsea wellhead
• Subsea production tree
• Subsea manifold
• Subsea control module
• Subsea valves
• Connectors
• Chemical injection interface
• Pressure monitoring
• Temperature monitoring
• Subsea distribution system

Sistem subsea mengumpulkan produksi dari beberapa sumur untuk dialirkan menuju FPSO.

6. SURF — SUBSEA UMBILICALS, RISERS & FLOWLINES
SURF menghubungkan sistem sumur bawah laut dengan FPSO.

FLOWLINES:
Mengalirkan gas dan kondensat dari subsea wells menuju fasilitas pemrosesan.

UMBILICALS:
Menghubungkan sistem kontrol, hydraulic/electrical power, communication dan chemical injection.

RISERS:
Menghubungkan flowlines dari dasar laut dengan FPSO.

Lingkup teknis:
• Subsea flowlines
• Umbilicals
• Risers
• Subsea connectors
• Pipeline insulation
• Corrosion protection
• Installation engineering
• Subsea installation
• ROV inspection

7. FLOW ASSURANCE
Gas dan kondensat yang mengalir dari reservoir menuju FPSO mengalami perubahan tekanan dan temperatur.

Flow assurance study mencakup:
• Pressure drop
• Temperature profile
• Hydrate formation
• Condensate behaviour
• Slugging
• Liquid accumulation
• Corrosion
• Chemical injection
• Start-up and shutdown conditions

Hasilnya menentukan desain flowline, insulation, chemical injection dan operating envelope.

8. FPSO — NORTH HUB
FPSO baru menjadi pusat pemrosesan produksi Geng North dan Gehem.

Fasilitas utama dapat mencakup:
• Inlet separation
• Gas treatment
• Gas dehydration
• Gas compression
• Condensate handling
• Produced water treatment
• Gas metering
• Utilities
• Power generation
• Flare system
• Electrical & instrumentation
• Safety systems

Konfigurasi rinci mengikuti desain fasilitas North Hub.

9. GAS PROCESSING
Wellstream diproses untuk memisahkan gas, kondensat dan air.

WELLSTREAM
↓
INLET SEPARATION
 GAS PROCESSING
 CONDENSATE HANDLING
 PRODUCED WATER TREATMENT

Gas diproses agar memenuhi spesifikasi sistem ekspor.

Peralatan dapat meliputi:

• Separator
• Scrubber
• Gas treatment package
• Dehydration package
• Pressure vessel
• Heat exchanger
• Pumps
• Piping
• Valves
• Metering

10. GAS COMPRESSION
Compression merupakan salah satu bagian utama fasilitas gas processing North Hub.
Konfigurasi umum:

INLET GAS
↓
SUCTION SCRUBBER
↓
GAS COMPRESSOR
↓
AFTERCOOLER
↓
DISCHARGE SYSTEM
↓
GAS EXPORT

Equipment:
• Gas compressor
• Compressor driver
• Scrubber
• Cooler
• Pressure vessel
• Lube oil system
• Seal system
• Anti-surge control
• Condition monitoring

11. CONDENSATE HANDLING
Geng North menghasilkan gas yang disertai kondensat.
Sistem kondensat dapat mencakup:
• Condensate separation
• Stabilization
• Transfer pumps
• Metering
• Storage
• Offloading interface

Kebutuhan fasilitas ditentukan oleh komposisi dan volume kondensat serta konfigurasi FPSO.

12. EXPORT INFRASTRUCTURE
Gas hasil pemrosesan disalurkan menuju infrastruktur penerima melalui sistem ekspor.

Pekerjaan pipeline mencakup:
• Line pipe
• Coating
• Fittings
• Valves
• Welding
• NDT
• Cathodic protection
• Offshore installation
• Pipeline tie-in
• Hydrotesting
• Pre-commissioning
• Integrity monitoring

Titik penerimaan dan konfigurasi rinci mengikuti desain serta perjanjian transportasi gas.

13. ELECTRICAL & INSTRUMENTATION
Fasilitas subsea dan FPSO membutuhkan:
• Power generation
• Electrical distribution
• Transformer
• Switchgear
• MCC
• Electrical cables
• Instrumentation
• Metering
• DCS
• SIS
• Emergency shutdown
• Fire & gas detection
• Subsea control
• Communication
• Remote monitoring

14. MARINE & OFFSHORE INSTALLATION
Pembangunan North Hub membutuhkan:
• Deepwater drilling vessels
• Offshore construction vessels
• Subsea installation vessels
• Pipelay vessels
• ROV support
• Heavy lifting
• FPSO mooring
• Subsea installation
• Pipeline installation
• Hook-up
• Offshore logistics

15. PROJECT SCOPE
DRILLING & WELLS
• Deepwater drilling
• OCTG, casing, tubing
• Cementing
• Logging
• Well testing
• Completion

SUBSEA PRODUCTION
• Subsea wellhead
• Subsea tree
• Manifold
• Controls
• Valves
• Connectors

SURF
• Flowline
• Umbilical
• Riser
• Insulation
• Installation

FPSO
• Gas separation
• Gas treatment
• Compression
• Condensate handling
• Utilities

EXPORT SYSTEM
• Export pipeline
• Valves
• Coating
• Cathodic protection
• Metering

ELECTRICAL & CONTROL
• Power system
• Switchgear
• Instrumentation
• DCS/SIS
• Subsea controls

MARINE & COMMISSIONING
• Installation vessels
• ROV
• FPSO mooring
• Hook-up
• Pre-commissioning
• Commissioning

16. TAHAPAN PENGEMBANGAN
DISCOVERY & APPRAISAL
↓
RESERVOIR MODELLING
↓
DEVELOPMENT CONCEPT
↓
FEED
↓
FID — MARET 2026
↓
DETAILED ENGINEERING
↓
LONG-LEAD PROCUREMENT
↓
FABRICATION
↓
DEVELOPMENT DRILLING
↓
SUBSEA INSTALLATION
↓
FPSO INTEGRATION
↓
EXPORT PIPELINE
↓
HOOK-UP & COMMISSIONING
↓
TARGET FIRST PRODUCTION — 2028

Urutan setelah FID merupakan rangkaian pekerjaan pengembangan; jadwal rinci setiap paket mengikuti program proyek.

17. PROJECT PROFILE
FIELD:
Geng North

WORKING AREA:
North Ganal PSC

LOCATION:
Offshore Kalimantan Timur

BASIN:
Kutai Basin

OPERATOR:
Eni

HYDROCARBON:
Gas & condensate

DEVELOPMENT CONCEPT:
North Hub bersama Gehem

MAIN FACILITIES:
Deepwater development wells
Subsea production system
SURF
New FPSO
Gas processing & compression
Condensate handling
Export infrastructure

FID:
Maret 2026

TARGET FIRST PRODUCTION:
2028

PROJECT UPDATE SUMMARY
GENG NORTH — NORTH HUB

GENG NORTH + GEHEM
↓
DEEPWATER DEVELOPMENT WELLS
↓
SUBSEA PRODUCTION SYSTEM
↓
FLOWLINES & UMBILICALS
↓
RISERS
↓
NEW FPSO
↓
GAS PROCESSING & COMPRESSION
↓
CONDENSATE HANDLING
↓
GAS EXPORT INFRASTRUCTURE

Geng North merupakan bagian dari pengembangan North Hub yang mengintegrasikan sumber daya Geng North dan Gehem melalui fasilitas subsea dan FPSO baru.
Pekerjaan pengembangan mencakup drilling, well completion, subsea equipment, SURF, FPSO fabrication, gas processing, compression, pipeline, electrical & instrumentation, marine installation, hook-up dan commissioning.
FID dicapai pada Maret 2026 dengan target awal produksi pada 2028.

TENDER INDONESIA
PROJECT UPDATE
DEEPWATER • DRILLING • SUBSEA • SURF • FPSO • GAS EXPORT

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