Unconventional Reservoirs Completion & Stimulation

UNCO/URCS

Who should attend?

  • This course provides a complete overview of the techniques, achievements, challenges of well completion and stimulation of shale gas wells.
Audience :
  • Professionals within the Petroleum and Energy Industry, who need a knowledge and understanding of the Oil & Gas unconventional production and development techniques.

Level : Foundation

Course Content

  • DRILLING & CASING PROGRAM FOR DIRECTIONAL & HORIZONTAL WELLS

      • Introduction: directional and horizontal drilling, objectives, well geometry…
      • Directional drilling equipment: downhole motors, rotary steerable system, measuring equipment ‘MWD’.
      • Drilling consideration of deviated and horizontal wells: torque and drag, bucking, hole cleaning…
      • Casing program for horizontal wells.
  • COMPLETION DESIGN

      • Introduction to well completion and hydraulic fracturing.
      • Completion design, operations, equipment
      • Plug and perf technique.
      • Ball and sleeve technique.
      • Actual completion trends: examples.
      • Technological challenges: new techniques.
      • Stimulation: fracturing techniques & design (horizontal multistaged hydraulic fracking techniques & operations).
  • INPUT & FRACTURE DESIGN

      • Requirement for fracture design.
      • Rock mechanics for fracturing design.
      • In situ stress, fracture orientation and fracture propagation.
      • Different types of pressures: net pressure, tortuosity, friction.
      • Fluid leak-off, slurry efficiency, dimensionless fracture conductivity.
      • Fracture growth analysis.
      • Hydraulic fracturing models.
  • FRACTURING FLUIDS, PROPPANTS & FRACTURE CONDUCTIVITY

      • Types of fracturing fluids.
      • Types of proppants.
      • Fluid and proppant selection.
  • EQUIPMENT & PLACEMENT TECHNIQUES

      • Surface pumping equipment.
      • Placement techniques in horizontal wells.
      • Planning and executing operation.
      • Flow back techniques: wellhead isolation tool, frac valve.
  • FRACTURE MAPPING & POST-JOB ANALYSIS

      • Mapping: well test, tracer and micro-seismic.
      • Post-job evaluation.
      • Environmental considerations of hydraulic fracturing.
  • KNOWLEDGE ASSESSMENT

Learning Objectives

  • Upon completion of the course, participants will be able to:
  • recognize the specificities of the unconventional reservoirs, the techniques and challenges of their development and their production,
  • distinguish the completion methods of shale gas wells,
  • demonstrate the stimulation techniques of shale gas wells,
  • identify the impact of fracturing parameters on well productivity,
  • assess and measure the success of these operations.

Ways & Means

  • Interactive animations.
  • Use of several illustrations: videos, field cases.
  • Numerous exercises.