Course Title

1. Introduction to High Pressure Equipment

• High pressure equipment types and their applications including (pressure vessels — separators, reactors, and heat exchangers — high pressure piping, boilers, compressors, and high pressure hydraulic and pneumatic systems)

• Applicable standards and regulatory framework including (ASME BPVC Section VIII, API 510, ISO 4126-1, and OSHA 29 CFR 1910.119: Process Safety Management)

• Stored energy in pressurized systems including (the catastrophic energy release potential of pressurized systems at failure — and why high pressure equipment incidents are instantaneous rather than gradual)

• Primary causes of high pressure equipment incidents including (overpressure, corrosion-induced wall thinning, stress corrosion cracking, improper isolation, and inadequate maintenance)

• Overview of course methodologies including (HIRARC, Process Hazard Analysis — PHA, and Lockout/Tagout — LOTO)

2. Pressure Equipment Fundamentals and Operating Limits

• Key pressure vessel parameters and their operational significance including (Maximum Allowable Working Pressure — MAWP, design pressure and temperature, corrosion allowance, and Minimum Design Metal Temperature — MDMT)

• Pressure vessel nameplate interpretation per ASME BPVC including (MAWP, design temperature, ASME U-stamp, and the operator's obligation to never exceed nameplate limits)

• Operating alarm and shutdown limits including (high pressure alarm — typically 90% of MAWP, high-high pressure shutdown — typically 95% of MAWP — and the correct operator response at each level)

• Common high pressure equipment damage mechanisms and their early indicators including (corrosion under insulation — CUI, external corrosion, vibration-induced fatigue, and erosion from high-velocity flow)

• Operator reporting obligations for identified equipment defects including (external corrosion, leaking flange joints, unusual vibration, PRV weeping, and the prohibition on continuing operation with known unassessed defects)

• Pressure vessel integrity monitoring including (routine external inspection by the operator, corrosion monitoring point readings, and acoustic leak detection for in-service leak identification)

3. Hazard Identification and Process Safety

• Applying HIRARC to high pressure equipment operations including (identifying credible failure scenarios, rating consequence and likelihood, and selecting engineering and administrative controls)

• Overview of Process Hazard Analysis (PHA) methodologies including (HAZOP — Hazard and Operability Study and What-If analysis — and the operator's role in providing operational knowledge to PHA teams)

• Process Safety Management (PSM) elements under OSHA 29 CFR 1910.119 relevant to operators including (safe operating procedures, operator training requirements, mechanical integrity, and incident investigation participation)

• Management of Change — MOC for high pressure equipment including (MOC trigger criteria, the prohibition on unauthorized modifications to pressurized equipment, and retraining obligations before modified equipment is returned to service)

• Simultaneous operations — SIMOPS management near high pressure equipment including (exclusion zone awareness during pressure testing, coordination with adjacent maintenance activities, and permit-to-work interface obligations)

4. Safe Operation of High Pressure Equipment

• Written operating procedure requirements per OSHA 29 CFR 1910.119 including (startup, normal operation, emergency shutdown, and startup after emergency or turnaround)

• Pressure vessel startup procedures including (pre-startup inspection, controlled pressure ramp-up, instrument verification at operating pressure, and leak check at initial pressurization)

• Normal operating parameter monitoring including (pressure and temperature versus MAWP limits, level control in separator vessels, flow monitoring, and instrument alarm response)

• Abnormal operating condition response including (high pressure alarm response — identify cause, reduce pressure if required, and notify supervisor — and low temperature approach to MDMT response)

• Pressure vessel and compressor shutdown procedures including (controlled depressurization, drain and purge sequence, and vessel isolation confirmation before maintenance access)

• Operator shift handover for high pressure systems including (accurate operating parameter communication, abnormal condition status, pending alarm acknowledgements, and permit-to-work status for adjacent maintenance)

5. Overpressure Protection and Safety Devices

• Overpressure scenarios and their causes including (blocked outlet, external fire exposure, heat exchanger tube failure, control valve failure open, and thermal expansion of trapped liquid)

• Safety relief valve function and operating principles per ISO 4126-1: Safety Devices for Protection Against Excessive Pressure — Safety Valves including (set pressure, opening at set pressure, full lift at 110% of set pressure, and reseating after pressure reduction)

• Safety relief valve set pressure and accumulation limits per ASME BPVC Section VIII including (PRV set at or below MAWP, maximum accumulation of 110% of MAWP — and the consequence of operating above MAWP without PRV protection)

• Rupture disc function and application including (rupture disc as primary protection for incompatible service, rupture disc upstream of PRV, and the tell-tale pressure indicator requirement between disc and PRV)

• PRV activation recognition and response including (distinguishing expected PRV lift from process upset versus unexpected PRV lift from blocked outlet — identifying and correcting the root cause rather than attempting to manually reseat a lifting PRV)

• PRV inspection and maintenance awareness per API 576: Inspection of Pressure-Relieving Devices including (operator observation of PRV weeping or chattering as a reportable defect, and the prohibition on bypassing or disabling PRV protection)

6. Energy Isolation, LOTO, and Inspection Awareness

• Energy isolation principles for high pressure equipment including (pressure energy as the primary isolation hazard and the consequence of residual pressure release during maintenance access)

• High pressure isolation procedure including (block valve closure and lock, bleed valve opening to confirm pressure reduction to zero, pressure gauge verification, and blind or spade installation for positive isolation)

• Lockout/Tagout (LOTO) for high pressure equipment maintenance including (individual locks on all energy sources — pressure, temperature, and mechanical — and zero-energy verification before work commences)

• Vessel entry requirements including (complete isolation, atmospheric testing, forced ventilation, attendant, and rescue equipment — and the prohibition on entry without a valid confined space entry permit)

• Inspection awareness for operators per API 510 including (reporting corrosion, leaks, unusual vibration, discoloration, or insulation damage to the inspection team — and the operator's role in the mechanical integrity program)

• Quality assurance awareness in high pressure equipment maintenance including (material certification verification for repair materials, NDT completion verification before reinstatement, and pressure test completion confirmation before return to service)

7. Emergency Response, HSE, Quality, and Case Studies

• High pressure equipment emergency response including (overpressure — identify source, activate ESD, and isolate affected section — process leak — evacuate, assess wind direction, and isolate from nearest safe upstream block valve — and fire on pressurized vessel — BLEVE risk recognition and safe evacuation distance)

• Emergency shutdown system — ESD operation including (manual ESD activation location, ESD activation criteria, and confirmation that ESD has isolated the affected system before approaching)

• Integration of high pressure equipment operations within the site Health, Safety, and Environment (HSE) management system including (high pressure equipment in the process safety risk register, mechanical integrity obligations, and incident reporting procedures)

• Quality management awareness in high pressure equipment operations including (operating within documented procedure limits, permit-to-work compliance, operator inspection log maintenance, and nonconformance reporting for equipment defects)

• Case studies from high pressure equipment incidents in Middle East oil and gas, petrochemical, and power generation environments including (vessel ruptures from long-term uninspected corrosion under insulation, PRV failures from blocked outlets, and maintenance fatalities from inadequate pressure isolation) and the importance of proper high pressure equipment training in protecting personnel and plant integrity

• Group discussion on high pressure equipment safety challenges in regional environments including (maintaining safe operation under production pressure, recognizing early equipment deterioration signs in high-temperature desert conditions, and managing permit-to-work compliance in multi-contractor operational environments)