Suman Kumar Hajra
Technology Manager Petrochemical @Reliance Industries Limited
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WORK HISTORY
Technology Manager Petrochemical @Reliance Industries Limited
Jamnagar, IN
REFINERY OFF GAS CRACKERReview of Process Licensor document, P & ID, PFD, Line Schedule, Equipment Data Sheet, Instrument Datasheet, Drive List, Cause & Effect matrix, Control Philosophy, Heat and Mass balance, Supervisory Manual and Operating Manual.Refinery and Refinery Off-gas cracker integration. Making control logic for integration between refinery and new refinery off gas complex for Feed, H2 Fuel Gas, Steam and Power.Participation in FAT, MAT for DCS, ESD, OTS. 3D Model review of unit.Planning and execution of Test Run of rotary equipments.Preparation of Test Pack, Work Pack, Loop identification, Work progress report, Punch list and System closure report.Preparation of hydro-test, loop checking, pneumatic tests, chemical cleaning, refractory dry out, catalyst loading (in atmospheric conditions & Inert conditions)Participation in HAZOP, JHA, JSA and PHA.Pre-commissioning, commissioning, optimization & trouble shooting of Refinery Off Gas Cracker Unit,Gasoline Hydrogenation Unit.Expert in Gas cracker mega-project. Expert in Ethylene & Propylene Technology (M/S TECHNIP)Gasoline Hydrogenation (M/S AXENS).Olefin complex plant revamp and optimization.Review of process design basis, data sheets and specifications, control narrative, Cause and Effect diagrams, PFDs, PIDs, Heat and Mass balance.Evaluation of different cracking feed and furnce.Trouble shooting, Optimization and Commissioning of Gas & Oil Fired furnaces, Distillation column, Centrifugal & Reciprocating compressor, Back pressure - Extraction & Condensing turbine, Cold & Hot service pumps, Oil seal and dry gas seal system, High Pressure Steam boiler, Acetylene and MAPD reactors, Methanator reactor, Isomerization reactor, Naphtha Hydro-Treater, Continuous catalytic reformer, PSA, Cold box.Steady state and Dynamic simulation using ASPEN,HYSYS,PYPS,SPYRO, HTRI.Driving operational improvements through technical contribution.Preparation of Dry out procedure, Operating Manual, Start up SOP & SOC
EDUCATION
University of Calcutta
B.Tech., Chemical
University of Calcutta
Bachelor of Science - BS, Chemistry
SKILLS
ABOUT SUMAN KUMAR HAJRA
A Chemical Engineer with 19 years experience in Petrochemicals (Naphtha Cracker/Refinery Off Gas Cracker Unit/Ethylene plant) and Refinery (Naphtha Hydro-Treater / Isomerization / Continuous Catalytic Reformer / Hexane Recovery) in Projects, Technical service, operation, pre-commissioning and commissioning. Having experience as Process Engineer in the following fields:Pre-commissioning, commissioning, optimization & trouble shooting of Naphtha Cracker Unit, Refinery Off Gas Cracker Unit, Naphtha Hydro-Treater, Isomerisation, Continuous Catalytic Reformer, Hexane Recovery and Gasoline Hydrogenation Unit.Expert in Liquid and Gas cracker mega-project. Expert in Ethylene & Propylene Technology (M/S LUMMUS and M/S TECHNIP), Naphtha Hydro-Treater / Isomerization / Continuous Catalytic Reformer / Gasoline Hydrogenation (M/S AXENS), Hexane recovery (M/S EIL)Olefin complex plant revamp and optimization.Review of process design basis, data sheets and specifications, control narrative, Cause and Effect diagrams, PFDs, PIDs, Heat and Mass balance.Refinery and Refinery Off-gas cracker integration. Making control logic for integration between refinery and new refinery off gas complex for Feed, H2 Fuel Gas, Steam and Power.Trouble shooting, Optimization and Commissioning of Gas & Oil Fired furnaces, Distillation column, Centrifugal & Reciprocating compressor, Back pressure - Extraction & Condensing turbine, Cold & Hot service pumps, Oil seal and dry gas seal system, High Pressure Steam boiler, Acetylene and MAPD reactors, Methanator reactor, Isomerization reactor, Naphtha Hydro-Treater, Continuous catalytic reformer, PSA, Cold box.Steady state and Dynamic simulation using ASPEN Plus, HYSYS, PYPS+, SPYRO, HTRI.Driving operational improvements through technical contribution.Preparation of Dry out procedure, Operating Manual, Start up SOP & SOC.
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