Mature Field Operations

PROP/MATUREOPSGB

Who should attend?

  • This course provides an overview of field aging effects on production and of the needed adaptation of the methods.
Audience :
  • Production supervisors and operators.

Level : Proficiency

Course Content

  • INTRODUCTION TO MATURE FIELD DEVELOPMENTS CHALLENGES

      • Evolution of fluid characteristics.
      • Comparison between initial design and current conditions, needed adaptations.
      • Common issues in mature fields.
  • WELL ACTIVATION

      • Gas-lift.
      • Use of PCP, beam pump and ESPs.
  • SAFETY DURING WELL INTERVENTIONS & WORKOVERS

  • ADAPTATION OF OIL TREATMENT TO PRODUCTION AGING

      • Evolution of emulsion quality over time.
      • Evaluation of separators water handling capacity (design case/current operating conditions).
      • Production aging versus storage tank management.
      • Examples of process adaptation to field aging.
  • ADAPTATION OF WATER TREATMENT

      • Evolution of water production over time.
      • Evolution of water quality and use of chemicals.
      • Adaptation of production water treatment in mature fields.
  • ENERGY EFFICIENCY IN MATURE FIELD

      • Equipment performances.
      • Fuel gas requirements vs. available associated gas.
  • EQUIPMENT OBSOLESCENCE

      • Reasons for obsolescence of static and rotating equipment.
      • Effect of obsolescence on equipment.
      • Evaluation of operational capacity of obsolete equipment: pumps, heat exchangers, pipes, transmitters.
      • Operation and maintenance of obsolete equipment.
      • Notion of lifetime cost of an equipment.
      • Spare parts and relations with the manufacturer.
  • CORROSION MANAGEMENT IN MATURE FIELD

      • Corrosion mechanism and possible mitigation steps.
      • Integrity of wells and flow lines.
      • Inspection techniques.
      • Reporting and actions in case of non-conformity.
  • SAFETY IN PRODUCTION OPERATIONS

      • Use of utilities: inert gases, liquid water, steam, air, gas oil, fuel gas.
      • Blow-down and drainage toward: flare, slops, tanks, oily water...
      • Mechanical lockout: blinds, spading plan.
      • Degassing-inerting: steam, nitrogen, water.
      • Entry into vessels - Ventilation and atmosphere analysis: oxygen content explosivity, toxicity.
      • Start-up: checks, accessibility and cleanliness, line up, deaeration, seal tests, oil in.
  • SAFETY IN MAINTENANCE & CONSTRUCTION WORKS

      • Inventory of risks in works.
      • Lifting and rigging.
      • Works at height: ladders, scaffolding, mobile elevated working platforms...
      • Use of tools: sand blasting, grinding, HP cleaning…
      • Radioactive sources; working on electrical equipment.
      • Work permits: various types, responsibilities.
  • SAFETY MANAGEMENT - RESPONSIBILITIES

      • Human factors in risk management, safe and unsafe habits, motivation, exemplarity, difficulties inimproving safety results.
      • SIMultaneous OPerations (SIMOPS) management - Management of modifications.
      • Learning from incidents and accidents: near misses, reporting and cause tree analysis.
      • Human factors in risk management, safe and unsafe habits, motivation, exemplarity, difficulties in improving safety results.
      • Responsibilities.
  • ADAPTATION OF METHODS & PROCEDURES DURING FIELD LIFE

      • Reasons to update methods and procedure during field life.
      • Management of updates in operations.
      • Updates validation processes.

Learning Objectives

  • Upon completion of the course, participants will be able to:
  • understand the specificities of mature field production,
  • maintain well productivity,
  • compensate production decline,
  • adapt methods and procedures to aging of the field,
  • adopt safety rules for well interventions and workovers.

Ways & Means

  • Highly interactive training by industry-specialist lecturers.
  • Numerous applications and illustrations.