From Micro to Macro: Application of a Geomechanically Calibrated, Seismically Constrained Reservoir Model to Unconventional Resource Development

Transcription

1 13-14 June 2017 The Woodlands, Texas, USA The Woodlands Resort From Micro to Macro: Application of a Geomechanically Calibrated, Seismically Constrained Reservoir Model to Unconventional Resource Development April 2015 Chris Niedz, Tracker Resource Development III, LLC Aaron Fisher, Tracker Resource Development III, LLC Astrid Makowitz, Tracker Resource Development III, LLC Brian Wehner, Tracker Resource Development III, LLC Josh Ulla, Fracture ID Jason Gumble, Fracture ID Paul Heuermann, Sigma Cubed SPE Workshop: Application of Integrated Diagnostics for Unconventional Resource Development 1

2 Areal view of new pilot location. Map highlights distance between new drill and offset s Earth Model Calibration Data 2) Drill new exploratory pilot >3 miles from previous data and collect log data 4) Drill 4 horizontal s in highest shale 7) Drill next pilot New 3 miles 2

3 2) Drill new exploratory pilot >3 miles from previous data and collect log data 4) Drill 4 horizontal s in highest shale 2D seismic image with tie to older bore; carbonate and shale lithologies from core data were used to further constrain model Impedance Volume Density DEAN Wolfcamp Wolfcamp B Wolfcamp C Wolfcamp D 7) Drill next pilot Canyon 3

4 200 ft Work Flow 2D seismic image with structural and stratigraphic pre-drill estimates Wolfcamp 2016 Shale Capacity Seismically Inverted Volume GR Density 2) Drill new exploratory pilot >3 miles from previous data and collect log data 4) Drill 4 horizontal s in highest shale 7) Drill next pilot 4

5 200 ft Work Flow 2) Drill new exploratory pilot >3 miles from previous data and collect log data 4) Drill 4 horizontal s in highest shale 7) Drill next pilot Wolfcamp 2D seismic image post-drill results. The pre- and post-drill seismic interpretation show a significant change in stratigraphic heterogeneity 2017 Shale Capacity Seismically Inverted Volume GR Density 5

6 2) Drill new exploratory pilot >3 miles from previous data and collect log data 4) Drill 4 horizontal s in highest shale 7) Drill next pilot Wolfcamp Upper Wolfcamp Target Lower Wolfcamp Target Reinterpreted 3D image of seismic volume highlighting path relative to the target Wolfcamp zones Shale Capacity Volume (red = high -> black = low) 6

7 Cross-sectional view of bore relative to seismic horizon. Wellbore Path Shale Capacity (red = high -> blue = low)* 2) Drill new exploratory pilot >3 miles from previous data and collect log data 4) Drill 4 horizontal s in highest shale 7) Drill next pilot Porosity Volume (red = high -> blue = low)* *Black indicates reservoir quality criteria not met 2000 ft 2000 ft 7

8 2) Drill new exploratory pilot >3 miles from previous data and collect log data 4) Drill 4 horizontal s in highest shale Mechanical rock properties are determined via accelerations measured directly behind the bit on NOVs 12 bit sub by Fracture ID Fracture ID Rock Mechanics from Drilling Accelerations Pre Deformation Elastic Deformation Plastic Deformation 7) Drill next pilot Full Failure 8

9 30 ft Work Flow 2) Drill new exploratory pilot >3 miles from previous data and collect log data 4) Drill 4 horizontal s in highest shale 7) Drill next pilot Image of bore along seismic. Log data indicates that most sections match the seismic while some do not Lower Wolfcamp Target Poisson s Ratio (red = high -> blue = low) 1000 ft 9

10 2) Drill new exploratory pilot >3 miles from previous data and collect log data 4) Drill 4 horizontal s in highest shale 7) Drill next pilot Fracture ID result highlighting mechanical properties and bedding / fracturing along the. Shmin is calculated from PR and used to drive stage and perf cluster placement (black bars) Rock Mechanical Data Perf Clusters Stages 200 ft 10

11 High-resolution stress grid in GOHFER model. This utilizes variable stress along the bore to optimize completion design Stress Balanced Completions Design Total Stress (red = high -> green = low) 2) Drill new exploratory pilot >3 miles from previous data and collect log data 4) Drill 4 horizontal s in highest shale 7) Drill next pilot Geometric Completion 48.5% (165/340 clusters) 600 ft Stress Equalized Completion 62.0% (204/329 clusters) 11

12 120 ft 120 ft Work Flow 2) Drill new exploratory pilot >3 miles from previous data and collect log data Integration of mechanical rock data and seismic will provide an improved interpreted model Well Log Overlain on Seismic Poisson s Ratio (red = high -> blue = low) Upper Wolfcamp Target 4) Drill 4 horizontal s in highest shale Lower Wolfcamp Target 2000 ft 6) Re-calibrate seismic volumes using lateral rock 7) Drill next pilot 2000 ft 12

13 Optimizing placement and completion design helps increase Return on Investment for development programs 2) Drill new exploratory pilot >3 miles from previous data and collect log data 4) Drill 4 horizontal s in highest shale 7) Drill next pilot 13

14 Thank You and Discussion Thank you to: Questions to Audience: Previous experiences using surface seismic 3D data to improve development Previous experiences collecting lateral log rock Previous experiences applying lateral log data to improve development Application of Integrated Diagnostics for Unconventional Resource Development 14