Geosteering Syllabus 1. MWD TOOLS BASICS A. History and Evolution of Tool Types B. Basic Principals I. II. III. IV. V. Telemetry Tool Configuration Power Systems Memory vs Real-time Tool Types (Gamma Ray, Resistivity, Azimuthal Gamma Ray, Neutron) C. Tool Depth of Investigation (DOI) D. Reaction of Gamma Ray to Rock Types E. Basics of Correlation 2. DIRECTIONAL ENGINEERING BASICS A. Overview of Directional Well B. KOP, Casing, Landing, Lateral C. Definition of Terms D. Directional Calculations E. Well Plan F. Positive Displacement Motor (PDM) vs Rotary Steerable System (RSS) 3. GEOLOGY AND DATA RESPONSE A. Bed Dip and Strike VS Drilling Inclination and Azimuth B. Understanding Gamma Response to specific Stratigraphy 4. GEOSTEERING A. Required Data I. II. Geological Prognosis LAS Type Log for Offset/s & Specified Target B. Survey Data I. II. Selecting Tie Point Importing from LAS or Spreadsheet I. Simple Gamma Ray C. LAS Files CONTACT INFORAMATION WWW.GeoGapEDU.COM [email protected] (405) 463-3270 II. III. IV. Azimuthal Gamma Ray Resistivity Rop & Gas WWW.GeoGapEDU.COM D. Type Logs I. II. Defining the target Correlation with logs other than Gamma Ray E. Correlation I. II. III. IV. V. VI. VII. VIII. IX. X. XI. CONTACT INFORAMATION [email protected] (405) 463-3270 Staying in the ‘Sweet Spot’ Easy Day / Hard Day (correlation comparison) Bed Dip & Drilling Inclination Azimuth vs Strike Normalization Squeeze vs Expand TVD vs Relative Stratigraphic Depth (RSD) Derived Log Over Steering vs Under steering Selection largest amount of data Understanding Lateral Gamma Character F. Cross-Section I. II. III. False Faults In / Out of zone Presentation, Presentation, Presentation! G. Geosteering & Unconventional Shale Play (Woodford) H. Geosteering Software I. II. Vendors Practice Software Install and Instruction (Woodford Well) I. Real-Time vs Remote I. II. 30/60/90 foot surveys (Remote) WITSML (Real-time) J. Reporting 5. HAZARDS, PITFALLS & ADVANCED TOPICS A. Geologic Hazards I. II. III. IV. V. VI. Faults Bed Thinning & Other Variations Extreme Dip Carbonate Targets Detrital Targets (Granite Wash) Sand Channels & Turbidites B. Engineering Hazards I. II. Lateral Sump Anisotropy III. IV. V. VI. VII. Pore Pressure Vibrational effects on MWD Tools MWD crews Noise (Pumps, Drill-string, Rig BHA and Bending Effects on MWD C. In / Out of Zone (Trace-Back) 6. Geosteering Labs on Many Wells (Hands On) CONTACT INFORAMATION WWW.GeoGapEDU.COM [email protected] (405) 463-3270
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