Geo-Mechanics and Wellbore Stability
Course Description
The integrity of the wellbore plays an important role in petroleum operations including drilling, completion and production. Borehole enlargement, stuck pipe, mud losses, casing collapse, compaction, subsidence, permeability reduction and sand control issues cost the oil and gas industry several billions of dollars a year. Prevention of these issues requires understanding of the interaction between formation strength, in-situ stresses, and drilling practice. This multi-disciplinary course provides a concise overview of basic rock mechanics and its application to wellbore stability and lost circulation analysis.
The Training Course Will Highlight ?
Training Objective

Upon completion of the course, participants will:

  • Understand the importance of geomechanics and its applications in oil and gas industry.
  • Learn the theory of rock mechanics (e.g. theories of stress and strain, rock deformation and failure etc.)
  • Learn the data requrement for geomechanical modeling.
  • Be able to design rock mechancs testing program and QC the results
  • Be able to bulid geomechanical models using Excel sheet (including stresses and rock properties calculations).
  • Be able to define safe operating mud weight window.
  • Be able to find the safest well trajectory to drill by generating polar plots. 
  • Understand the effect of rock anisotropy.
  • Be able to verify and calibrate wellbore models.
  • Learn about wellsite wellbore instability identification

Target Audience

Geologists, geophysicists, drilling engineers, production engineers, completion engineers, reservoir engineers, exploration supervisors and managers concerned with wellbore stability, sand production, screenless completions, fracture stimulation, overpressures or image log interpretation.

 

Training Methods

This interactive Training will be highly interactive, with opportunities to advance your opinions and ideas and will include;

  • Lectures
  • Workshop & Work Presentation
  • Case Studies and Practical Exercise
  • Videos and General Discussions

Daily Agenda

Module I: Geomechanical Modeling and the Applications

Introduction to Geomechanics

  • Overview and history
  • Importance
  • Geomechanical model
  • Anderson faulting theory and stress regimes

Theories and Background

  • Principles of stress and strain
  • Rock deformation and mechanical behavior models
  • Rock failure mechanisms and criteria

Overview of Petroleum Applications

  • Sand production prediction
  • Hydraulic fracturing
  • Fault seal analysis
  • Production optimization from natural fractures
  • Fractured reservoir modeling
  • Compaction and subsidence
  • Casing collapse and shear
  • Salt bodies modeling
  • Multi lateral junctions

Geomechanical Modeling

  • Concepts
  • 1D to 3D models
  • Rock property modeling
  • Pore pressure prediction
  • Stress modeling

Module II: Wellbore Stability Analysis 

Introduction and definitions

  • What is wellbore instability
  • Wellbore instability cost for industry
  • Factors affecting wellbore stability
  • General modes of instability
  • Yielded zone and borehole breakouts
  • How to control borehole breakouts
  • Instability consequences

Analysis and outcomes

  • Stability models- 3D linear elastic models
  • - Poroelastic models
  • - 2D linear elastic models
  • - Elastoplastic models
  • Prediction of yield zone dimensions around the borehole
  • Calculation of collapse gradient
  • Calculation of fracture gradients
  • Safe operating mud weight window
  • Casing and mud design
  • Wellbore stability for deviated and horizontal wells
  • Well trajectory optimization

Special cases

  • Accounting for hydraulic communication effects
  • Accounting for weak bedding planes
  • Time-dependent wellbore instability
  • Chemical wellbore instability
  • Wellbore stability in fractured formations
  • Wellbore stability in salt bodies
  • Identifying wellbore instability on the rig
  • Wellbore stability for UBD
  • Field examples 
Accreditation

BTS attendance certificate will be issued to all attendees completing minimum of 80% of the total course duration.

Quick Enquiry

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Course Rounds : (5 -Days)


Code Date Venue Fees Register
DE202-03 24-06-2024 Istanbul USD 5950
DE202-04 08-09-2024 Casablanca USD 5450
DE202-05 24-11-2024 Dubai USD 5450
Prices doesn't include VAT

UpComing Date


Details
  • Start date 24-06-2024
  • End date 28-06-2024

Venue
  • Country Turkey
  • Venue Istanbul

Quality Policy

 Providing services with a high quality that are satisfying the requirements
 Appling the specifications and legalizations to ensure the quality of service.
 Best utilization of resources for continually improving the business activities.

Technical Team

BTS keen to selects highly technical instructors based on professional field experience

Strengths and capabilities

Since BTS was established, it considered a training partner for world class oil & gas institution

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