1P Gas 3P Oil 1P Oil 1P 1P Water MIX-1P Q-103 3P Gas 3P 3P Water MIX-3P MIX-103 Existing north wells Feed MIX-100 to 1st Stage 5P Oil 5P Water 5P MIX-5P To Fuel Gas System Gas from 1st Stage S SET-2 5P Gas Dai Hung Total Field Production Current Case: 19 KBPD oil 18 MMSCFD gas KBPD water Crude from 1st Stage TEE-100 V-1101-C-1 7X Gas Gas from 2nd Stage MIX-105 7X 7X Oil MIX-7X 8P Oil 8P Gas 8P 9P Oil Feed to HP Flare Water to Hydrocyclones V-1101-C-2 MIX-12X Crude to 2nd stage spec: 5000 ppm water Water to hydrocyclone spec: 1000 ppm oil Clean water spec: 50 ppm oil Water In Crude from 2nd Stage Water from 2nd Stage BAL-1 S SET-1 B Reject oil Clean water V-1702-C-1 To Closed Drain E-1101 Outlet from E-1101 To LP Flare Gas from 3rd Stage LV-57 Crude to 3rd Stage V-1601-C-2 To Closed Drain V-1101-C-3 Water out LV-500 Water to V-220 To LP Flare from V-1702-C-1 oil skimmings Total Gas Production 18 MMSCFD gas V-1601-C-3 B MIX-10P 12X To HP Flare BAL-2 10P 12X Gas 12X Oil MIX-104 V-2301-C-1 Drain to 2nd Stage R Feed to 2nd Stage Fuel Gas to Turbines V-2301-E-1 RCY-2 MIX-102 9P MIX-9P 10P Gas 10P Oil FLOW-1 Q-102 Recycle to 2nd stage MIX-101 Crude to 2nd LV-14 stage Crude Feed to 2nd Stage New north wells MIX-8P 9P Gas T Water from 1st Stage To Fuel Gas Heater To Fuel Gas KO Drum To HP Flare from 1st stage Recycle Oil North wells E-1102 To LP Flare from V-220 V-220 Crude from 3rd Stage Recycle from V-220 Q-101 G-1501 A/B/C Crude from G1501A/B/C LV-69 Crude Export 19 KBPD oil Q-100 P-220A/B Recycle from P220 To caisson KBPD water R RCY-1 Mon Sep 26 17:43:45 2005 Case: S:\Project\2930 Dai Hung Field Development Concept Study\Engineering\Simulations\Hysys\Total field production\Current\Current Case (19.1 KBPD oil, 18.2 MMSCFD gas, and 3.3 KBPD water).hsc Flowsheet: Case (Main)