FRACTIONATION PROJECTS

De-Methanizer Column

• Evaluation of base case feed composition based on turbo-expander capability

• Determine column performance based on current field pressure profile

De-Ethanizer Column

• Tie-ins for de-ethanizer top product to sales gas

• Hydraulic load study of stripping and rectification section

De-Propanizer column

• Simulation of 3 different operating modes

• Review of condenser and reboiler capacities

• Study to increase reboiler temperature by 5 deg C

De-Butanizer column

• Study of de-butanizer operation mode switching to de-propanizer

• Review of overhead cooler capacity relating to feed rate

MEROX caustic sweetening unit

• Design basis for caustic carryover

• Review oxidizer, disulfide separator and storage unit designs

• Hydraulic review for entire frac. facility

• Review pumping capacities and rates for various products C3, C4, C3/C4 mix and C5+

• Design of OSBL (outside boundary limits) piping

• New storage bullets and pump