(Beginner to Expert)
Goal: Understand the big picture of a plant
What is:
Petrochemical plant
Oil & Gas plant
Chemical plant
Upstream, Midstream, Downstream (basic)
General plant flow:
Feed → Process → Product
Main plant areas:
Process Area
Utility Area
Tank Farm
Control Room
Operator roles:
Field Operator
Panel Operator
Utility Operator
Operation vs Maintenance
Goal: Basic process understanding
Basic process variables:
Flow
Pressure
Temperature
Level
PFD vs P&ID (operator level)
Lines, valves, and equipment overview
Normal vs abnormal operation
Start-up, shutdown, emergency (basic idea)
Goal: Build safety mindset
Why process plants are dangerous
Types of hazards:
Mechanical
Chemical
Thermal
Electrical
Accident, Incident, Near Miss
Safety culture & responsibility
Stop Work Authority (SWA)
Safety > PPE
Helmet, goggles, face shield
Gloves (types and usage)
Safety shoes
Coverall / FR clothing
Respirator & SCBA
When PPE is mandatory
Vessels
Columns / Towers
Heat Exchangers
Tanks
Reactors (basic concept)
Pumps
Compressors
Fans & Blowers
Turbines
Equipment > Pumps
Pump function
Pump types:
Centrifugal
Positive Displacement
Main pump parts
Mechanical seal & bearings
Suction & discharge concept
Common problems:
Cavitation
Seal leakage
Vibration
Basic operator troubleshooting
Compressor function
Compressor types:
Centrifugal
Reciprocating
Screw
Anti-surge (simple explanation)
Lubrication oil system
Common alarms and trips
Heat exchanger basics
Shell & tube exchanger
Air cooler
Fouling and performance
Operator inspection points
Valve types:
Gate
Globe
Ball
Control valve
Manual vs control valve
Piping color code & line marking
Normally Open (NO) / Normally Closed (NC)
Pressure, Temperature, Flow, Level instruments
Indicator vs Transmitter
Basic control loop concept
PID (simple operator view)
Alarms and interlocks
Manual vs Auto mode
Panel operator role
Reading trends
Normal operating range
Alarm handling
Communication with field operator
Start-up philosophy
Pre-start checklist
Equipment line-up
Cold start vs hot start
Normal shutdown vs emergency shutdown
Process upset conditions
Utility failure
High pressure / temperature events
Process leaks
Emergency response basics
Safety > Permit
What is Permit to Work
Types of permits:
Hot Work
Cold Work
Confined Space Entry
Working at Height
Electrical work
Lock Out Tag Out (LOTO)
Gas testing & isolation
Hazard vs Risk
HAZOP (operator understanding)
Safety Integrity Level (SIL)
Interlocks and trips
Safety critical equipment
Fire triangle
Gas detection system
Flame detection
Fire water system
Fire extinguisher types & usage
Why utilities are critical
Utility impact on process plant
Boiler basics
Steam distribution
Condensate system
Steam traps
Steam hazards
Cooling tower
Heat rejection concept
Water quality basics
Common operating problems
Power generation & distribution
MCC
UPS & emergency power
Blackout scenario
Air compressor system
Air dryer
Instrument air failure impact
Nitrogen usage & safety
Air emissions
Liquid effluent
Solid & hazardous waste
Spill prevention & control
Chemical exposure
Noise hazard
Heat stress
Fatigue management
Shift handover best practice
Logbook usage
Procedure compliance
Situational awareness
Structured problem solving
Symptoms vs root cause
Decision making under pressure
Fire
Explosion
Toxic release
Operator lessons learned
Best operating practices
Coaching junior operators
Continuous improvement mindset
Safety leadership