Electrical Equipment & Power Distribution Network (Advanced)

Course Content

• ELECTRICAL POWER GENERATION

  • Gas turbine: technology used to drive the alternator.
  • Alternator: constitution, functioning, control, voltage and frequency generated, protections.
  • Coupling of sources and flow rate on a structured network.
  • Monitoring and maintenance of the equipment.
  • Troubleshooting.

• ELECTRICAL DISTRIBUTION & NETWORKS

  • Electrical distribution/networks:
  • Constitution and constituents of HV and LV networks, architectures and equipment.
  • Distribution philosophy: design and sizing, power distribution, network stability, control of cos ρ, logical selectivity, differential protection selectivity, redundancy of sources and supply means.
  • Constituents:
  • HV and LV switchboards and switchgears.
  • Transformers: types, main parameters, protections, auxiliaries.
  • Circuit breakers, protection and isolation elements.
  • Inverters/battery chargers: inverters, reversers, rectifiers.
  • Batteries: types of battery, composition and functioning, charging modes.
  • Earthing and neutral point treatments:
  • Equipotential networks.
  • Earthing on site.
  • Studies of the different neutral point treatments.
  • Protections: types of electrical protections, protection relays, circuit breakers and fuses.

• ELECTRIC MOTORS

  • Functioning and operation of electric motors:
  • Functioning and technology of AC, induction, single-phase and three-phase motors (asynchronous motors).
  • Functioning and technology of the main DC motors.
  • Windings coupling, adjustment to site conditions.
  • Impact of the process operating conditions and changes in the process operating conditions on the electric driving motors.
  • Routine monitoring.
  • Troubleshooting.
  • Electric motor-related equipment:
  • Starting systems.
  • Variable speed systems: principle, functioning, constitution.
  • Circuits and auxiliary functions: lubrication, cooling, systems for explosive area application.
  • Maintenance.

• PROTECTION AGAINST THE ELECTRICAL RISKS (as per the UTE C 18-510)

  • Electrical risks:
  • Hazards in the electrical installations.
  • Voltage levels, safe approach distances, related safety devices.
  • Effects and consequences of the electrical risks.
  • Protection against the electrical risks: concept and protection classes.

• HAZARDOUS AREAS & ATEX STANDARDS

  • Definition of a hazardous area:
  • Explosion mechanism.
  • Explosivity and flammability limits.
  • ATEX specifications and standards:
  • Current standards: concept and philosophy.
  • Protection and identification of the material set in hazardous area.
  • Impact for the organization (certification, accreditation, operating and maintenance guidance).

• ELEMENTS OF POWER MANAGEMENT SYSTEM

  • High voltage transportation and alternative distribution: why? Advantages of direct current.
  • Piloting the network: producing both active and reactive or producing active and absorbing reactive?
  • Underground or submarine networks and Ferranti effect.
  • Setting the network voltage: the synchronous compensators.
  • Production/consumption balance: the frequency.
  • Distribution network safety, smart networks.
  • Practical application of the power management system on an oil production site.