SHAHZAIB MALIK

Gas Compression section

• CO2 Compression by High Pressure Centrifugal compressor (160kg/cm2)
• Compressor has 04 Stages, 02 casings i.e. MCL/BCL.The Driver is 09MW Rated Steam Turbine using Very High- Pressure Steam (KS) 105kg/cm2, 510C.

Nitrogen Gas Generation by Cryogenic Process

• Nitrogen Separation from Air through Cryogenic Process (Linde)
• Liquid nitrogen plant having 5 subunits. Compression type Refrigeration unit, Molecular Sieve unit (Absorbers), Cold Box. Oil unit, Liquid Nitrogen Storage and Evaporation unit.
• Production of Gaseous as well as Liquid Nitrogen at -176C
• Nitrogen Storage & Evaporators having independent PLC.
• Centrifugal Compressors for Air Compression

PROCESS CONDENSATE TREATMENT SECTION

• Distillation tower with 55 valve trays.
• Hydrolysis of urea into NH3/CO2 with HS steam.
• Multi-stage feed pumps & pre-heaters operation.

Emergency Power Generation

• 2500HP Diesel Engine (04 Stroke) to drive Emergency Power Generator.

INSTRUMENT AIR GENERATION

• Motor driven centrifugal compressor with capacity of 3775 NMC/Hr.
• Pressure swing absorbers operation for instrument air generation with capacity of 2300NmC/Hr.

HVAC OPERATION

• Operation of HVAC.
• Absorption Chiller operation capacity 125 ton/hr.(Trane/LG).
• Startup shutdown of absorption and compressional chillers & emergency handling.
• Commissioning of Absorption chillers.

Vacuum and Prilling Section

• Two Stages under Vacuum Urea Concentration.
• Urea Prilling through Vibro Priller.
• Liquid Urea Storage and Recovery System.