Publications

1. A Method For Detecting And Solving Auto Driller Instability; A Real-time Control System Solution

   Crispin Chatar, Paul Pastusek, Nathan Wicks, Julien Converset, Tyler Quarles, Gregory Payette

   To be presented at the ADIPEC 2024 Conference, 4-7 November 2024

2. Modeling PDC Cutter Loads When Drilling Interbedded Formations at Constant Penetration Per Revolution vs. Weight on Bit

   Paul E Pastusek, Mason M Cherry, Gregory S Payette, Rahul R Bijai, Ole J Gjertsen, Bala Durairajan

   To be presented at the SPE Annual Technical Conference and Exhibition, September 22-25, 2024, New Orleans, LA.

3. Comparing Open-source Drill String Models: Establishing Test Cases and Methods

   D. Yoon, E. Hamidov, L. Endres, E. Gildin, P. Pastusek, R. Shor, and X. Li

   To be presented at the SPE Annual Technical Conference and Exhibition, September 22-25, 2024, New Orleans, LA.

4. Practical Challenges to Consider for Model-Based Engineering in Drilling Automation

   Zackary W. Whitlow, Mohamed Mahjoub, Stephane Menand, Paul Pastusek, Greg Payette, Khac-Long Nguyen, and Eduardo Gildin

   To be presented at the IADC/SPE International Drilling Conference and Exhibition, 5-7 March 2024, Galveston, Texas

5. Well Construction In The Era Of Big Data: It's Not Data Analytics, It's Engineering With Data

   G. S. Payette, J. R. Bailey, P. E. Pastusek, Y. Witt-Doerring, N. Kostov, K. Shukla, S. G. Haugen

   To be presented at the IADC/SPE International Drilling Conference and Exhibition, 5-7 March 2024, Galveston, Texas

6. A Novel Approach to Borehole Quality Measurement in Unconventional Drilling

   Isaac S. Fonseca, Paul Pastusek, Matt Isbell, Steven Sowers, Gregory Payette, Dmitry Avdeev, Brady Tingey

   To be presented at the IADC/SPE International Drilling Conference and Exhibition, 5-7 March 2024, Galveston, Texas

7. PDC Bit Selection Guidelines Based on Physics and Lessons Learned

   Paul E. Pastusek, Pablo E. Barajas, Greg Payette, Steve Sowers

   Presented at the SPE Annual Technical Conference and Exhibition, October 16-18, 2023

8. The Role of Auto Driller, Rig Control Systems and Driller Procedures in Reduction of BHA Failures

   Pablo E. Barajas, P.E., Paul Pastusek, P.E., Aaron Lacey, Matt Sharp, Zack Whitlow, Landon Glenn, Micah Melton, Stephane Menand, Bradley Holder, Stephen Kendrick, Ysabel Witt-Doerring

   Presented at the 2023 SPE Annual Technical Conference and Exhibition

9. IADC Dull Code Upgrade: Photometric Classification and Quantification of the New Dull Codes

   Ole Gjertsen, Ryan Mushinski, Preston Wolfram, Jeffrey Leisey, Mani Bandi, Roberta Santana, Gregory Andreasen, Paul Pastusek, Dustin Daechsel

   Presented at the SPE IADC Drilling Conference 2023

10. Drilling Dysfunction Demystified Using In-Bit Strain Sensors

    Ysabel Witt-Doerring, Paul Pastusek, Aaron Lacey, Pablo Barajas, Michael Bergeron, David Clayton, Steven Sowers

    Presented at the SPE IADC Drilling Conference 2023

11. A Systematic Photo Documentation of Drill Bit Forensics Applied to Motor Back-drive Dynamics Case Caused by Auto-driller Dysfunction and Formation Effect

    SPE-210466-MS

    Presented at the SPE ATCE, Houston, TX, October 3-5, 2022

12. Auto Driller Improvements and Open Source Modeling Reduce Drilling Time and Trips

    SPE 210312

    Presented at the SPE ATCE, Houston, TX, October 3-5, 2022

13. Code Upgrade: Interpretation of Surface and Downhole Data to Support Drilling Forensics

    SPE-210243-MS

    Presented at the SPE Annual Technical Conference and Exhibition, October 3-5, 2022

14. An Innovative and Reliable Method of Estimating Rock Strength from Drilling Data Acquired Downhole

    Umesh Prasad, William Anthony Moss, David Gavia, Hatem Oueslati, and Amer Hanif, Baker Hughes Incorporated, Paul Pastusek, ExxonMobil UIS

    Presented at the SPWLA 63rd Annual Logging Symposium, June 10-15, 2022

15. rogress Toward An Open-source Drilling Community: Contributing And Curating Models

    SPE-208794-MS

    Presented at the IADC/SPE Drilling Conference, March 8-10, 2022

16. IADC Dull Code Upgrade: Objectives and Organization

    SPE-208787

    Presented at the IADC/SPE Drilling Conference, March 8-10, 2022

17. Standardization of Mechanical Specific Energy Equations and Nomenclature

    SPE-208777-MS

    Presented at the IADC/SPE Drilling Conference, March 8-10, 2022

18. IADC Code Upgrade: Data Collection and Workflow Required to Conduct Bit Forensics and Create Effective Changes in Practices or Design

    SPE-208712-MS

    Presented at the IADC/SPE Drilling Conference, March 8-10, 2022

19. IADC Code Upgrade: PDC Bit and BHA Forensics Using Rig-Based Photographic Documentation Practices

    W. Watson, F. Dupriest, Y. Witt-Doerring, P. Pastusek, J. Sugiura, R. Procter, D. Daechsel, R. Abbas, D. Shackleton, M. Amish

    Presented at the SPE Drilling & Completion, 2023

20. Quantifying PDC Bit Wear in Real-Time and Establishing an Effective Bit Pull Criterion Using Surface Sensors

    Ysabel Witt-Doerring, Paul Pastusek, Pradeepkumar Ashok, Eric van Oort

    Presented at the SPE Annual Technical Conference and Exhibition, September 21-23, 2021

21. Investigation of Geometry and Loading Effects on PDC Cutter Structural Integrity in Hard Rocks

    Rahmani, R., Pastusek, P., Geng, Y., Roberts, T.

    March 3, 2020

22. Creating Open Source Models, Test Cases, and Data for Oilfield Drilling Challenges

    Pastusek, P., Payette, G., Shor, R., Cayeux, E., Aarsnes, U., Hedengren, J., Menand, S., Macpherson, J., Gandikota, R., Behounek, M., Harmer, R., Detournay, E., Illerhaus, R., Liu, Y.

    March 11, 2019

23. Stabilizer Selection Based on Physics and Lessons Learned

    Pastusek, P. E.

    March 6, 2018

24. Drilling Interbedded and Hard Formations with PDC Bits Considering Structural Integrity Limits

    Pastusek, P., Sanderson, D., Minkevicius, A., Blakeman, Z., Bailey, J.

    March 6, 2018

25. Auto-Driller Automatic Tuning

    Badgwell, T., Pastusek, P., Kumaran, K.

    March 6, 2018

26. Drill Rig Control Systems: Debugging, Tuning, and Long Term Needs

    Paul Pastusek, Michael Owens, Dave Barrette, Victoria Wilkins, Alex Bolzan, James Ryan, Khalid Akyabi, Melanie Reichle, Darren Pais

    2016, Society of Petroleum Engineers

27. An Integrated Workflow to Mitigate Drilling Vibrations and Increase Daily Footage

    J.R. Bailey, P.E. Pastusek, H. Al Junaibi, M. Al Awadhi, Y. Al Katheeri, M.R. Niznik, K.S. Akyabi, C.G. Page

    2016, Society of Petroleum Engineers

28. Drilling Modeling and Simulation: Current State and Future Goals

    Sugiura, J., Samuel, R., Oppelt, J., Ostermeyer, G. P., Hedengren, J., Pastusek, P.

    March 17, 2015, Society of Petroleum Engineers

29. A Framework for Transparency in Drilling Mechanics and Dynamics Measurement

    Macpherson, J. D., Paul, P., Behounek, M., Harmer, R.

    October 26, 2015, Society of Petroleum Engineers

30. Mitigating Drilling Dysfunction Using a Drilling Advisory System: Results from Recent Field Applications

    Payette, G. S., Pais, D., Spivey, B., Wang, L., Bailey, J. R., Pastusek, P., Owens, M.

    December 6, 2015

31. Maximizing Capital Efficiency by Expanding the Limiter Redesign Process to Flat Time Operations

    Valenta, M.A., Walker, M.W., Pastusek, P.E., Bailey, J.R., Elks, W.C., Lewis, S.B., Mitchell, N.D.

    October 27, 2014

32. Design Evolution of Drilling Tools to Mitigate Vibrations

    Bailey, J. R., Elsborg, C. C., James, R. W., Pastusek, P. E., Prim, M. T., Watson, W. W.

    March 5, 2013

33. Drillstring Mechanics Model for Surveillance, Root Cause Analysis, and Mitigation of Torsional and Axial Vibrations

    Ertas, D., Bailey, J. R., Wang, L., Pastusek, P. E.

    March 5, 2013

34. Successful Optimization Strategies Combine to Deliver Significant Performance Boost at the Edge of the ERD Envelope, Sakhalin Island, Russia

    James, R. W., Pastusek, P. E., Kuhn, G. R., Andreev, A., Bailey, J. R., Wang, L

    January 1, 2012

35. The Critical Role of Digital Data in a Physics-Based Drilling Performance Workflow

    Dupriest, F. E., Pastusek, P. E., Prim, M.

    January 1, 2012

36. Eliminating Stick-Slip by Managing Bit Depth of Cut and Minimizing Variable Torque in the Drillstring

    Davis, J., Smyth, G. F., Bolivar, N., Pastusek, P. E.

    January 2012

37. Borehole-Quality Design and Practices To Maximize Drill-Rate Performance

    Dupriest, Fred E.; Elks, William C.; Ottesen, Steinar; Pastusek, Paul E.; Zook, Jason R.; Aphale, Chinar R.

    2010

38. Bit Dysfunction Characterization Using a Sensor System at the Bit

    Teodorescu, S.G., Sullivan, E.C., Pastusek, P. E.

    2007

39. Development and Utilization of a Bit Based Data Acquisition System in Hard Rock PDC Applications

    Pastusek, P., Sullivan, E., Harris, T.

    2007

40. Effects of RPM and ROP on PDC Bit Steerability

    Ernst, S., Pastusek, P., Lutes, P.

    2007

41. A Fundamental Model for Prediction of Hole Curvature and Build Rates With Steerable Bottomhole Assemblies

    Pastusek, P., Brackin, V., Lutes, P.

    2005

42. A Model for Borehole Oscillations

    Pastusek, P., Brackin, V.

    2003

43. Directional and Stability Characteristics of Anti-Whirl Bits With Non-Axisymmetric Loading

    Pastusek, P.E., Cooley, C.H., Sinor, L.A., Anderson, M.

    1992

44. The Design and Testing of Anti-Whirl Bits

    Cooley, C.H., Pastusek, P.E., Sinor, L.A.

    1992

45. Reed Rig Census co-author

    P. Pastusek, various authors

    1984 - 1986

46. Designing Bits with Computer Technology

    Schumacher, P.W., Feng, G.C., Pastusek, P.E., Deane, J.D.

    May 1983

47. Effect of Insert Shape, Conical Chisel Inserts

    Pastusek, P.E., Deane, J.D.

    1980 ASME