Saha Biswas

About Saha Biswas

SUMMARY:• 30 years of process design experience in Oil and Gas projects, upstream, midstream and downstream.• Extensive experience in leading complex projects from Licensor Technology Package through FEL / FEED, Detailed Engineering to final close-out covering a spectrum of responsibilities viz. technical proposal and process man-hour estimates, scope definition, and schedule, project kick-off activities, review and issue process deliverables, conducting PFDs/P & IDs reviews, HAZOP/SIL reviews and resolutions/follow-up.• Residue Hydrocracker, Ebullated Bed Hydrocracker, Mild Hydrocracker – FEED package• VGO / Diesel / Naphtha Hydrotreater – Licensor Design Package, FEED Package, Detailed Engineering• Delayed Coker – Licensor Design Package, FEED Package, Detailed Engineering• Hydrogen Generation Unit - Licensor Design Package, FEED Package, Detailed Engineering• Floating Production System - Topsides simulations and design, FEL-1, FEL-2 & FEL-3• Technical proposals, manhour estimations, scope definitionsTECHNICAL EXPERTISE:• Simulations of downstream Process Units, FPS Topsides, using simulation software PRO/II, Aspen HYSYS, PROMAX.• Heat & Material Balances• PFDs and P & IDs• Hydraulic calculations• Process data sheets for equipment, control valves, flow orifices, safety valves• Control philosophy and shutdown cause & effect matrix• Equipment sizing / design, Equipment selection• Amine Absorber and Amine Regenerator design, PROMAX simulation• Relief Valves calculations/validations, Safeguarding • Flare system analysis, flare stack design, FLARENET analysis• Heat Exchanger design, HTRI, Aspen EDR• Furnace Design, FRNC-5• Process studies including capacity increase, process improvement

Experience

1. Process Section Manager and Simulation Sme

   Worley

   Dec 2023 — Present · Houston, TX, US

   Chevron Aphrodite - Concept Optimization FEL-1 for FPS Topsides (Simulations, Option analysis, process selection)2. Cold Eye Review of SRU FEED package for Saudi Arabian Oil Company, Berri.3. Residue Upgrade - Ras Tanura Refinery, Saudi Aramco, FEED development. Greenfield SDA, HCU and brownfield DHT, HCK. Worked as Process Manager. 100K process MHR.

Education

• Indian Institute of Science (IISc)

  Master's degree, Chemical Engineering

• University of Calcutta

  Bachelor of Science (B.Sc.), Honors in Chemistry

  1986 — 1989

• University of Calcutta

  Bachelor of Technology (B.Tech.), Chemical Engineering

  1989 — 1992

• P.E. from Texas Board of Professional Engineers

  P.E., Chemical Engineering

  2007 — 2007

• Indian Institute of Science (IISc)

  Master of Engineering, Chemical Engineering

  1992 — 1994

Skills

• Process Safety
• Process Simulation
• Sizing
• Flarenet
• Gas Processing
• Refinery
• Petrochemical
• Aspen Hysys
• Project Engineering
• Aspen Plus
• Front End Engineering Design (Feed)
• Chemical Engineering
• Distillation
• Petroleum
• Training: Burner School at John Zink (Koch Industries) and Zeeco, Tulsa, Ok
• Process Engineering
• Equipment Sizing
• Epc
• Feed
• Refining
• Commissioning
• Pfd
• Htri Software
• Pro Ii
• Heat Exchangers
• Refineries
• Gas
• Dcs
• Hazop
• Lng
• Refinery Operations
• Engineering Design
• Piping and Instrumentation Drawing (P&Id)
• P&Id
• Hazop Study