ASGHAR ALI SHAH

Total 17 years’ Experience as Production Operator, At UEP Pakistan (Formerly OMV Gmbh at Sawan gas field) Which is the worldwide leading AUSTRIAN OIL AND GAS COMPANY. It is a Sour gas treating Facility. Having the operational capacity 400 Mmscfd. which include 02 Trains. By COLUGH ENGINEERING AUSTRALIA.

Inlet separation

v This unit consists of Slug Catcher, Test Separator, finger type slug catcher, inlet Separator, Condensate Separator & their Hydro-cyclone used to separate condensate & produced water, Condensate loading operation & produced water injection in Deep Wellhead.

Amine SECTION (GAS SWEETENING UNIT)

v H2S/Carbon DIOXIDE REMOVAL: CO2/H2S absorption into METHYLE DI ETHANOL AMINE solution. Counter current absorption in a packed tower containing (Bubble cap tray)

v Flash Drum: Absorbed acid gases (Hydrogen sulphide and carbon dioxide) are flashed out and send to acid gas incinerator.

v H2S/Carbon Dioxide Striper: Semi lean solution is regenerated into lean solution.

v MDEA Reboiler: Recovering heat from HOT OIL and heat input to Carbon dioxide stripper.

v MDEA Pumps: Heavy duty centrifugal pumps. GAS DEHYDRATION (HCDP) UNIT

v This unit consists of Adsorber vessels (Silica-Gel) are used as an adsorbing media, filter coalescers, Regeneration Gas Heater (BMS control system) .

Hot oil heaters

v Hot oil heaters are used to supply heat necessary to Stripper Reboiler for CO2 & H2S Stripping All the above heaters Design by GASCO&BMS (Burner management system) software is HIMA

Acid gas incinerator

v Acid Gas Incinerator is used to burn H2S from Acid gas Generation from stripper & process condensate to avoid environmental issue.

Fuel Gas System:

v Fuel gas is taken from sale gas metering upstream is used for:

v Furnace, (Hot oil Heater’s, regen gas heater and Acid Gas incinerator)

Gas engine, (Wartsila Engine for power generation)

v Turbine (Siemen’s gas turbines for front end compressor)

v Fuel gas system contains Fuel gas Scrubber, fuel gas heater and control valves.

HP & LP Venting & flaring system:

System Contains:

v HP & LP FLARE K.O Drums

v HP & LP FLARE Pumps.

v HP & LP FLARE tips and their ignition system.

Utility

v Power Generation by 5x3.3MW Gas Engine (Wartsila Power System)

v R.O (Reverse Osmosis) Water Treatment and De-mineralized Water Package

v Instrument Air compressors (PD Screw Type Compressor)

v Cooling tower chemical treatment

v Cooling Water System Design for 1000 Sm3/hr. using Induced draft fin fan Cooler.

v Nitrogen Production Package

v EDG (Emergency Diesel Engine) 1x1.2 MW.

v Fire Fighting System.

v Emergency Fire Water Pump (Diesel Engine Driven) Capacity 430m3/hr. used for fire Extinguishing.

Front End Compression:

v Front End Compression Project, which is done by ABB Germany and Siemens,

v which include 04 Trains,

v Fuel Gas Treating Skids,

v Nitrogen Package and

v Automatic CO2 Firefighting System for Turbine Module and respective Buildings.

Gas Turbine SGT 200 2S (Siemens Gas Turbine Twin Shaft)

v Design 7.68MW, 10300 bhp,

v 15 Stages Axial Compressor,

v Two Turbine Stages,

v Turbo-68 Lube oil for force Lubrication.

v Centrifugal Compressor each 07 Stages, using Dry seal gas, labyrinth and Barrier seals.

v Suction and Discharge Fin Fan cooler for gas treating and each Train has Inlet Separator.

v 03 Fuel gas skids: Process Blending of Raw and Sale gas, Cooling Exchanger, Scrubber, Separator and Electric Heater.

v Nitrogen Package: Consists 02 Champion Compressor (P.D Type), Dryer, R.O, heater and Humidifier.

v Erection and Commissioning of Waukesha Engine with Booster Ariel Compressor have Capacity 15MMSCFD, Compressor running at Suction pressure 10 PSIG

v Erection and Commissioning of Waukesha Engine with HP Ariel Compressor have Capacity 20MMSCFD

Ø Hydro treating of natural gas using Co Mo catalyst and desulphurization by ZnO

Ø Primary reformer and Secondary Reformer, Waste Heat Boiler

Ø Induced draft furnace consisting 140 burners and 264 tubes

Ø Natural draft furnace (feed pre heater)

Ø Waste heat exchanger

Ø Steam generation system (boiler generating steam at 1500 psig)

Ø Boiler feed water system, consisting dearation system, boiler feed water pumps, chemical injections (hydrazine, marpholine, phosphate).

Ø CO2 removal by absorption and striping columns equipped with Paul ring beds, rich solution vessel, semi lean solution vessel, Reboilers, worked on Cata carb solution.

High and Low temperature Shift Converters (with Fe & Cu based catalysts) converting CO to CO2.