Christopher Kenneth Choa Email & Phone Number

Adelaide, SA, AU

Adelaide, South Australia, Australia

Adelaide, South Australia, Australia

Brisbane, Australia

Brisbane, Australia

• Standardised alarm severities, hysteresis and on-delays across all assets
• Alarm setpoint review – changing alarm levels of compressor and metering stations
• Inducted as alarm champion and conducted alarm workshops
• Proactively worked with both SCADA and PLC engineers to implement IOC Master Alarm Register

Brisbane, Australia

• Simulated in HYSYS Dynamics on multiple re-pressuring and depressuring cases to limit temperature excursions, vibration, PWL, Mach
• Highly involved in closing HAZOP action items
• Issued Locked Valve Registry and Safe Operating Envelope design basis
• PHAST modelling of vapor cloud dispersion and radiation analysis during depressurisation

Manila, Philippines

• Sized and issued equipment data sheets for chiller, compressor, pumps, reverse osmosis package, etc.
• Checked deliverable (checker role) and responsible for man-hour estimation for the project
• Issued Utility Design Basis and Utility Summary
• Originated PFDs, P&IDs from scratch
• Checked TBE for equipment and installation works
• Prepared Mechanical Installation package for bidding out

Manila, Philippines

• Area lead of Utilities and Tankfarm (and truck loading) area of the a chemical plant. Utilities includes steam and condensate, flare and offgas, watewater, energol ME (waste), cooling water, chilled water, warm water.
• Evaluated tower pressure safety valve (PSV) scenario and… Show more Area lead of Utilities and Tankfarm (and truck loading) area of the a chemical plant. Utilities includes steam and condensate, flare and offgas.
• Evaluated tower pressure safety valve (PSV) scenario and PSV sizing (and isometric checks)
• Checked process instrument datasheets
• Resolved HAZOP items of the plant and being active in HAZOP meetings
• Highly involved with model review (petrochemical plant is very elevation specific)

Manila, Philippines

• Originated most heat transfer calculations from scratch for tracing of the whole plant (both pipes and equipment).
• Produced equipment & instrument datasheet with 3rd Gen Modularization in mind (Fluor innovation in lessening plot space & site construction)
• Developed P&IDs from scratch with detailed line sizing calculation
• Performed thorough PSV scenario analysis and relief load calculation. Familiar with API 520, 521, 526 and 2000.
• Set Up hydraulics for huge tracing… Show more
• Set Up hydraulics for huge tracing networks (winterization protection and safety shower)

Tabangao Refinery Plant boasts its capacity of 110,000 bbl/day crude oil. With products like mogas, bitumen, diesel, propane/butane and LPG, the plant consisted of preponderance/comprehensive process control facilities.External Reflux Control, Base Layer Uptime and the Robust Quality Estimator Projects were some of the projects assigned. Pulled out a step.