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E-468 - Unconventional Reservoirs Completion & Stimulation

E-468 - Unconventional Reservoirs Completion & Stimulation

5 days
PRO/URCS
Sessions
This course is not scheduled.
Who should attend?

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
  • This course provides a complete overview of the techniques, achievements, challenges of well completion and stimulation of shale gas wells.
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.
Course Content

DRILLING & CASING PROGRAM FOR DIRECTIONAL & HORIZONTAL WELLS

0.5 day

  • 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

0.5 day

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

INPUT & FRACTURE DESIGN

2 days

  • 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

1 day

  • Types of fracturing fluids.
  • Types of proppants.
  • Fluid and proppant selection.

EQUIPMENT & PLACEMENT TECHNIQUES

0.5 day

  • 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

0.5 day

  • Mapping: well test, tracer and micro-seismic.
  • Post-job evaluation.
  • Environmental considerations of hydraulic fracturing.
Ways & Means
  • Interactive animations.
  • Use of several illustrations: videos, field cases.
  • Numerous exercises.