ENGINEERING

We use industry leading software for well planning services, engineering requirements, such as:

  • Well Planning
  • Anti-Collision
  • Hydraulics
  • Torque & Drag

Our Well Engineering Team has more than 30 years of expertise world wide and in the European market with proven track record of successfully designed wells

Through our worldwide expertise and our industry leading well engineering software, we provide:

Comprehensive Well Path Planning
Full range of easy to use 2D & 3D well planning methods including:

  • Dogleg Tool Face
  • Build and Turn
  • Optimum Align using Curve-Hold-Curve or Curve-Curv
  • Line up on Target at specified inc / azi,
  • One click S-Well and Slant Well construction
  • Supports multiple target geometries including:
    • Simple 2D circular and Elliptical
    • Point & Rectangular
    • Complex 3D multi point Polygonal
    • Create Drillers Targets based on error models, well trajectory & required confidence
    • Supports advanced well planning for all applications; from simple vertical exploration wells to complex multi-laterals

Anti-Collision Analysis

  • Perform anti-collision scans using industry leading proximity detection algorithms
  • Calculate ellipse of uncertainty (EOU) using full range of ISCWSA MWD and Gyro error models
  • Error outputs and Centre to Centre distances validated against ISCWSA standard well paths to < 0.1% error
  • Anti-collision scans can be run interactively during planning and drilling phases on multiple actual wells / plans
  • User defined warning criteria and alerts can be set to notify of potential collision risk
  • Casing and hole diameters can be included in separation factor calculation in order to increase accuracy. Especially important for top hole drilling with large diameter surface casing.
  • Ability to create custom Instrument Performance Models (IPM)
  • Error output sigma level can be selected by the user
  • Advanced anti-collision visualisation tools available including:
    • Ladder Plot
    • Separation Factor Plot
    • Travelling Cylinder Plot

Wellbore Visualization

  • Fully customisable, advanced and powerful 3D plotting capability
    • Plan View (Top Down) Plot
    • Section View (Side On) Plot
    • 3D Plot
    • Spider Plot with interactive TVD slice control
    • Azimuth Comparison Plot (Azimuth vs MD)
    • Inclination Comparison Plot (Inclination vs MD)
    • Dogleg Comparison Plot (Dogleg vs MD)
  • Print directly to multiple image formats including PDF / jpg / bmp / png.
  • Copy directly to clipboard allowing images to be quickly added to word, excel & PowerPoint documents
  • Wall Plot Composer (WPC) allows the user to create customisable wall plots which can include data tables.
    • Pre-defined plot sizes range from A0 to A7 with a user defined option also available.

Geomagnetic Modelling

  • Includes World Magnetic Model (WMM) and International Geomagnetic Reference Field (IGRF) model as standard
  • Supports British Geological Survey Global Geomagnetic Model (BGGM)*
  • Supports High Definition Geomagnetic Model (HDGM)**
  • available only to full HDGM license holders

Reporting

  • User defined reports include:
    • Standard Survey reports
    • Geographic Survey reports
    • Anti-Collision reports
    • Ellipse of uncertainty (EOU) reports
  • Exports to fully customisable PDF and Excel reports

Additional UI Features

  • Copy & Paste – Very quick and easy to add large surveys to the software – copy and paste directly from excel or txt files
  • Export files can be generated quickly at any level on the database tree
  • Quick and easy to create and switch between new databases

Torque and Drag Analysis

  • Latest soft string model with stiffness correction factor
  • Model Viscous Drag, additional side force due to buckling & Contact Surface Correction
  • Conservative (Unloading) & Standard (Loading) Helical Buckling Models
  • Calculate T&D for multiple rig operations simultaneously Tripping In / Out, Rotating On / Off Bottom, Sliding and Reaming
  • Ability to model for both pumps on and pumps off and account for string differential pressure
  • Calculate Sinusoidal and Helical buckling limits
  • Full support for casing, liner, tubing & drilling assemblies
  • Full support for complex 3D directional wells
  • Friction factor sensitivity analysis for unlimited number of friction factors, or single calculation
  • Models casing flotation / drill string fill
  • Friction reduction devices (Non-rotating drill pipe protectors) can be modelled
  • Calculates expected pipe stretch and torque induced pipe twist
  • Elemental (snapshot) view available for all calculations
  • Calculate side forces & casing wear for all operations
  • Drill string fatigue prediction
  • Real time data can be modelled & displayed alongside the calculated data in order to back calculate real time friction factor
  • Actual and apparent WOB and overpull calculations, visualize how much overpull / WOB is experienced at the bit for a given value seen at surface. Useful for determine trip / overpull margins and for setting packers & liner hangers
  • Casing Standoff & Centralizer Spacing Calculation. Use to optimise standoff and achieve proper zonal isolation
  • Ability to model expandable liners including max pull, pull at cone, expected expansion hookload as well as outer & inner string running loads
  • Ability to model different materials such as Aluminium, Titanium as well as steel
  • Model the effect of casing centralisers / stabilisers

Hydraulics Analysis

  • Support for multiple hydraulic models:
    • Bingham Plastic
    • Power Law
    • Herschel Bulkley
    • Robertson Stiff
  • Calculated Outputs:
    • Standpipe Pressures
    • ECD: cuttings loaded and clean hole
    • Surge and Swab
  • Complete set of hole cleaning outputs:
    • Annular Velocity Profile
    • Cuttings Carrying Index (CCI)
    • Cuttings %
    • Minimum Flowrate required for good hole cleaning (sensitivity analysis for ROP)
  • Options for single calculation or sensitivity analysis for unlimited number of flowrates and tripping speeds simultaneously
  • Full support for riser-less / dual gradient drilling
  • Split flow modelling for complex BHAs with multiple hole openers / under reamers / circulating subs
  • Incorporate data gathered at the well site into the hydraulics model and overlay the real-world data and the theoretical hydraulics model
  • Enter multiple pore pressures & fracture gradients and plot against modelled data
  • Surge and swab calculations can be calculated for any reference:
  • Bit
  • Casing Shoe
  • Bottom Hole
  • Any User Defined depth
  • Surge and swab model can also include the effects of pipe acceleration, gel strength, coil tubing operations such as continuous tripping and continuous circulation
  • Model the effect of stabilisers and casing centralisers
  • Quick bit hydraulics calculator, determine bit pressure losses and impact force without having to setup a complete project

Survey Correction Module

  • Correct raw MWD surveys for Z axis magnetic interference with latest short collar correction (SCC) algorithm
  • QC raw MWD surveys for G total, B total and SCC with user definable limits
  • Multi Station Analysis (MSA) can be used to calculate an optimal bias and scale factor for XYZ magnetometers and accelerometers
  • Option to include inclination weighting on least squares fit (LSQ) calculation
  • Well path magnetic interference analysis; calculate the expected error in azimuth for a given amount of non-mag spacing. Fully supports intermediate steel above and below the MWD sensor or both
  • Optimise the non-mag spacing requirements and determine the best survey correction method for a given well trajectory / BHA.
  • Full support for the following Survey Calculation Methods:
    • Minimum Curvature
    • Radius of Curvature
    • Tangential
    • Balanced Tangential
  • Supports survey interpolation for both MD and TVD, results can be exported to text or Excel

SAG Correction & BHA Analysis

  • Survey SAG correction algorithm, to correct survey inclinations for BHA deflections
  • Can model bent motors and rotary steerable systems
  • Rotary BHA modelling to aid in build / walk rate predictions (equilibrium rate)
  • Predicted build / walk Rate for Sliding based on motor bend, hole size and Bit Formation Index
  • Predicated build / walk rates for both push and point the bit rotary steerable systems
  • Take in to account bit aggressiveness and bit type (PDC, rollercone)
  • Vibration analysis calculates Critical RPM
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