Electrical Technicians Certification

Course Content

• Module 1: ELECTRICITY FUNDAMENTALS, PROCESS & SAFETY

  • Electricity fundamentals. Voltage. Intensity. Power. Ohm law. Main characteristics of cables and wirings.
  • Process and electrical equipment: process constraints due to electrical power supply; introduction to electrical drawings.
  • Physics: pressure, force, temperature and electrical units used in Oil & Gas processes. Main physical parameters of high voltage cells.
  • Safety at work: general hazards and electrical risks in a petrochemical plant; electrical hazardous area; protections layers concept; work permit and prevention. Application on an electrical equipment maintenance.

• Module 2: INDUSTRIAL ELECTRICITY BASIS - PLANT ELECTRICAL NETWORK & GRID

  • Main parameters of an industrial electrical power supply. Electrical distribution drawings. Existing electric distribution diagram and grid. Wiring and connecting switchgear inside electrical cabinets. Replace/repair an equipment in a cabinet. Checks and inspection.
  • Practical works in a workshop according to available equipment.
  • Hazards: electrical shocks, direct and indirect contact, collective and personal protective equipment, hazardous areas.
  • Mini-study (1 day team work) for an assigned electrical system: detail specific hazards and barriers, critical process variables, critical pieces of equipment and critical operations.

• Module 3: ELECTRICAL HAZARDS - ATEX - LOCKOUT/TAGOUT PROCEDURES

  • Electrical protection: electrical hazards for human body and material; equipotential connections, grounding protection. Fuses - Circuit breakers - Selectivity of protections: main techniques. Protection relays. LV & HV earthing system: protections and preventive measures. Reliability and safety.
  • Different voltage magnitude. Hazardous area and different electrical equipment installed in ATEX zones; maintenance constraints.
  • Electrical authorizations - Role and commitments related to work permits.
  • Lock Out & Tag Out rules before and after maintenance works. Case study and practical works on a switchgear.
  • Mini-study (1 day) for an assigned electrical substation: identify the grounding system & the possible existing defaults.

• Module 4: ON THE JOB TRAINING 1 (Electrical Network)

  • OJT:
  • Application of the previous module(s) content to the actual plant.
  • According to a subject submitted by the lecturer, the trainees will be requested to prepare a written report and 20 minutes presentation about “Electrical Network”: safety (work permit, risk analysis, safeguards…); detailed network and grid; results analysis (accuracy, acceptance criteria…).
  • The trainee will present its work to other trainees and lecturer during other modules.

• Module 5: ELECTRICAL MAINTENANCE

  • Electrical distribution monitoring: main, auxiliary and safety grid; inspection and failure detection systems; LV & HV cells (standards and technology); maintenance procedures.
  • Transformers: overall technology, troubleshooting, operating and maintenance procedures; winding connections.
  • Circuit breakers: technology and switchboard; maintenance, replacement and settings.
  • Practical works: racking-in/out procedures; main parameters of cables, switchboards, relays, diesel generators, batteries, chargers, UPS.
  • Steam/gas turbines generators: voltage control and excitation systems; impact of the generator coupling on the grid.
  • Application: electrical parts replacement and malfunction consequences.
  • Practical works: applications are performed on representative operating technical substation.

• Module 6: ELECTRICAL MOTORS (Maintenance & Inspection)

  • Technology: working principle of an induction and synchronous motors; features (power, current, torque and power factors); protective modes vs. external environment (temperature classes, protection class index, hazardous area motors, main “EEx” protection); electrical and thermal protection.
  • Variable speed technology: motor power and network capacity, limiting conditions due to the grid; number of starts.
  • Control and repair techniques: bearings, lubrication control; main mechanical failures.
  • Coil insulation repairs: technology and quality; electrical tests (electrical resistance, insulation, polarization…).
  • Practical work: dismantling of a LV motor; inspection, electrical insulation checks; reassembly the motor.
  • Visit of a motor repair workshop (if possible): identification of main components on existing motor equipment.

• Module 7: ON THE JOB TRAINING 2 & FINAL TEST (Electrical Maintenance)

  • OJT (3 days)
  • Application of the previous module(s) content to the actual plant. The subject is submitted by the lecturer.
  • At the end of the OJT period, the trainees will be requested to prepare a written report and 20 minutes presentation about “Electrical Maintenance”: safety (work permit, risk analysis, safeguards…); topics studied during the previous modules; results analysis (accuracy, acceptance criteria…).
  • Final test (2 days)
  • Presentation of OJTs to the classroom.
  • Written test about all the training contents according to the IFP Training Certification procedure.