Phases 4&5 Project
Offshore
Two wellhead platforms
Two 32” sealines
Two 4” piggy-back lines
Onshore
Two phases; two gas trains per phase
Design capacity: 2000 MMscfd of dry raw feed
Offshore Facilities
Offshore operations
Free water removal
Multiphasic transportation to onshore
MEG injection for hydrate & corrosion inhibition
Two wellhead platforms, each includes:
15 slots; 12 wells of capacity 100 MMscfd
FWKO drums, coalescer filters, oily water treatment & utilities
Onshore Facilities
Gas-liquid separation by a two-halves slug catcher
Gas treatment including:
Gas sweetening with MDEA
Dehydration with molecular sieves
Ethane recovery
Sales gas compression to IGAT
Ethane treatment
Propane and butane fractionation, treatment and storage
Condensate stabilization and storage
Sulfur recovery and solidification
MEG regeneration and injection
Propane refrigeration cycle
Sour water stripping
nUtilities and offsites
Process Units
U-100 Reception Facilities
U-101 Gas Treating
U-102 MEG Regeneration
U-103 Condensate Stabilization
U-104 Dehydration
U-105 Ethane Recovery
U-106 Export Gas Compression
U-107 NGL Fractionation
U-108 Sulfur Recovery
U-109 Sour Water Stripper
U-110 Back-up Stabilization
U-111 Propane Refrigeration Cycle
U-113 Caustic Regeneration
U-114 Propane Treatment & Drying
U-115 Butane Treatment & Drying
U-116 Ethane Treatment & Drying
Function of Reception Facilities
Separation of three-phase fluid received from offshore
Sour gas to gas treating unit U-101
Raw condensate/rich MEG mixture to stabilization units U-103 and/or U-110
Providing a big storage for liquid when receiving slug
Slug Catcher
Includes two ½ slug catchers
Each made of 6 fingers; 46” in diameter
4000 m3 of volume for liquid totally
Both halves connected together at inlet & outlets
Conditions
Operating: 74 to 109 barg & 10 to 25 oC
Design: 139 barg & -29 to 85 oC
شامل 191 اسلاید powerpoint
دانلود پاورپوینت south pars gas complex phases 4,5