ROCK MECHANICS FOR STIMULATION DESIGN AND SEISMIC ATTRIBUTES

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ITEM #RF-05
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ITEM #RF-05S

This Reference Manual and Short Course cover topics needed to calculate dynamic elastic rock properties, such as shear modulus, Poisson’s ratio, Young’s modulus, brittleness, overburden stress, pore pressure, and closure stress from modern well logs. Integration and calibration to static and dynamic lab data, implications for hydraulic fracture design, and log editing are discussed.

QUICK FACTS:
Item #RF-05: 95 pages, 5 chapters, 3 appendices, table of contents, computer-ready math, access to all META/LOG spreadsheet software.

Item #RF-05S: 2 narrated video slideshows, with lecture notes and exercises.

 See Sample Videos HERE.
 


 

RECOMMENDED FOR: all geoscientists, geotechs, engineers, managers and CEO's.

RELATED PRODUCTS:

RF-01 Crain's Petrophysical PocketPal 

RF-02 Crain's Analyzing Unconventional Reservoirs  

Put my 50+ years of practical world-wide petrophysical experience to work for you!

 

License:   Single-User • Corporate • Academic

 

REFERENCE MANUAL   -- CONTENTS --  VIDEO SLIDESHOWS


1.00 Elastic Constants / Mechanical Properties Basics
 1.01 Effects Of Anisotropy
 1.02 Lab Measurements
 1.03 Elastic Constants Theory
 1.04 Examples of Mechanical Properties Logs

2.00 Log Editing Basics
 2.01 Simplified Workflow
 2.02 Creating Synthetic Logs From The Log Response Equation

2.03 Error Propagation

2.04 META/MODL Spreadsheet
 2.05 Miscellaneous Editing Routines

3.00 Calculating Mechanical Properties Of Rocks
 3.01 Shear Modulus N
 3.02 Poisson's Ratio PR
 3.03 Bulk Modulus Kb
 3.04 Bulk Compressibility Cb
 3.05 Biot’s Constant Alpha
 3.06 Young's Modulus Y
3.07 Brittleness Indicators
 3.08 Modulus of Compressibility Kc
 3.09 Quicklook Moduli
 3.10 Calibrating Dynamic to Static Constants
 3.11 Rock Strength
 3.12 Examples of Mechanical Properties Logs

4.00 Mechanical Properties to Fracture Design
4.01 Calculating Overburden Pressure Gradient
4.02 Calculating Normal Pore Pressure Gradient
4.03 Calculating Abnormal Pressure Gradient
 4.04 Calibrating Fracture Pressure Gradient
5.00 Calculating Fracture Extent
 5.01 Gamma Ray Logging to Confirm Fracture Placement
 5.02 Fracture Orientation from Caliper and Dipmeter / Image Logs
Appendix 1: Elastic Constants Transforms
 Appendix 2: Alternate Log Editing Models
 Appendix 3: Basic Log Analysis Model for Log Reconstruction

 

 

LECTURE 14

  • Mechanical Properties Basics

  • Elastic Constants Theory

  • Log Editing Basics

  • Calculating Mechanical Properties Of Rocks

  • Shear Modulus N

  • Poisson's Ratio PR

  • Bulk Modulus Kb

  • Bulk Compressibility Cb

  • Biot’s Constant Alpha

  • Young's Modulus Y 

  • Modulus of Compressibility Kc

  • Pore Compressibility Kp or Kf

  • Calibrating Dynamic to Static Constants

  • Case Histories

  • Exercise 14


 

LECTURE 15

  • Calculating Normal Pore Pressure Gradient

  • Calculating Abnormal Pressure Gradient

  • Calculating Overburden Pressure Gradient

  • Calculating Fracture Pressure and Closure Stress Gradient

  • Calibrating Pressure Gradients

  • Calculating Fracture Extent

  • Gamma Ray Logging to Confirm Fracture Placement

  • Fracture Orientation from Caliper

  • Case Histories

  • Exercise 15

 

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