STRATAMAGNETIC SOFTWARE, LLC


Wilson C. Chin, author, scientist and software developer, earned his Ph.D. from M.I.T. and M.Sc. at Caltech. He has published 30 books, 50 patents and 100 papers, winning 5 national awards from the U.S. Department of Energy. His interests focus on MWD design, managed pressure drilling, reservoir engineering, formation testing, electromagnetic logging, and drilling and cementing rheology. Mr. Chin's books, available from www.amazon.com, www.wiley.com and www.elsevier.com, describe test methods, math models and numerical algorithms in detail. Contact the author at stratamagnetic.software@outlook.com or (832) 483-6899.




About Us
Home | Team Members | Papers | Patents | Books | Brochures | Contact |

Research, Science and Engineering
Home | Measurement While Drilling | Formation Testing | Fluid Rheology | Managed Pressure Drilling | Reservoir Engineering | Electromagnetic Modeling | Waves and Vibrations | Aerodynamics | Biomedical Imaging |

Copyright (C) 2025, by Stratamagnetic Software, LLC. All rights reserved.


JOURNAL AND CONFERENCE PUBLICATIONS


Papers cover aerodynamics, cementing, drilling, formation testing, hole cleaning, inverse methods, LWD/MWD, reservoir engineering, rheology, sensor design, signal processing and computational biology. Single-authored unless noted otherwise. Complimentary copies available upon request.

JOURNAL ARTICLES AND CONFERENCE PUBLICATIONS

PART 1. PETROLEUM, ENERGY GEOSCIENCES AND BIOMEDICAL ENGINEERING

Surface Contamination Inverse Problem for 3D Diffusion Equation, Oct. 2025, Environment and Pollution (Author: J.A. Chin, Advisor: W.C. Chin)

Real-time Tissue Properties from “Intelligent iSyringe” Pressure Transient Analysis, Journal of Radiology and Clinical Imaging, June 2025 (Author: J.A. Chin, Advisor: W.C. Chin)

New High Data Rate MWD Telemetry System, Paper No. AADE-25-NTCE-005, 2025 AADE National Technical Conference and Exhibition, American Association of Drilling Engineering, April 15-16, 2025, Midland, Texas, with M. McKinley, X. Zhuang and J.A. Chin

Array Formation Testing with Multiple Azimuthal and Axial Pressure Transducers – Parts 1 and 2, presented at Society of Professional Well Log Analysts (SPWLA) 2025 Formation Testing SIG Webinar, International Broadcast, Houston, Texas, Feb. - Mar. 2025

High Data Rate MWD Mud Pulse Telemetry – From Mysteries to Discovery, Journal of Energy and Power Technology, Dec. 2024, with X. Zhuang and J.A. Chin

General 3D Electromagnetic Model for Non-Dipolar Transmitters in Layered Anisotropic Media with Dip, presented at SPWLA Electromagnetic and Resistivity Special Interest Group Annual Meeting, Nov. 7, 2024, Houston, Texas (sponsored by Society of Petrophysicists and Well Log Analysts)

Intelligent Syringe for Porous Tissue Characterization Using Advanced Darcy Flow Pressure Transient Analysis, International Journal of Applied Biology and Pharmaceutical Technology, Oct. 2024, with J.A. Chin and X. Zhuang

Multiprobe Formation Testing Interpretation with Coupled Pressure Transient and Contamination Analysis, presented at Society of Professional Well Log Analysts (SPWLA) 2024 Formation Testing SIG Conference, Houston, Texas, Sept. 19, 2024, with M. McKinley.

Advanced Rheological Models for Annular and Pipeline Flows, presented at China International Petroleum & Petrochemical Technology and Equipment Exhibition, Beijing, China, with J.A. Chin, March 25-27, 2024 (CIPPE 3rd Place Award)

Multilateral Well Reservoir Simulation in Complex Geologies, presented at China International Petroleum & Petrochemical Technology and Equipment Exhibition, Beijing, China, with X. Zhuang and J.A. Chin, March 25-27, 2024 (CIPPE 3rd Place Award)

New Supercharge Models in Formation Testing, presented at China International Petroleum & Petrochemical Technology and Equipment Exhibition, Beijing, China, with J.A. Chin, March 25-27, 2024 (CIPPE 3rd Place Award)

Recent MWD Design, Testing and Telemetry Advances, presented at The 24th China International Petroleum & Petrochemical Technology and Equipment Exhibition, Beijing, China, with X. Zhuang and J.A. Chin, March 25-27, 2024 (CIPPE 2nd Place Award)

Intelligent Syringe for Porous Tissue Characterization Using Advanced Darcy Flow Pressure Transient Analysis, with J. Chin and X. Zhuang, 2023, https://doi.org/10.21203/rs.3.rs-3029461/v1 (ResearchSquare Pre-print publication)

Array Formation Testing with Multiple Azimuthal and Axial Pressure Transducers, Journal of Energy and Power Technology, with COSL, Nov. 2023

Permeability, Compressibility and Pressure Prediction in Supercharged Wireline and FTWD Environments, Journal of Energy and Power Technology, with COSL, June 2023

Non-Newtonian Pipe Flow Analysis in Irregularly Clogged Systems, CIPPE Award Winner, presented at The 23 rd China International Petroleum & Petrochemical Technology and Equipment Exhibition, Beijing, China, with J.A. Chin, May 31-June 2, 2023

Non-Newtonian Clogged Flows in Bifurcated Pipelines and Conduits, AADE National Technical Conference and Exhibition, American Association of Drilling Engineering, Midland, Texas, with J.A. Chin and M.C. McKinley, April 2023

Non-Newtonian Flow in Bifurcated Piping and Arterial Networks, Journal of Energy and Power Technology, with J.A. Chin, May 2022

Non-Newtonian Flow in Clogged Non-Circular Piping Conduits, AADE Fluids Technical Conference and Exhibition, American Association of Drilling Engineering, Houston, Texas, with J.A. Chin, April 2022

Exact Three-Dimensional Electromagnetic Model: MWD/LWD Anisotropic Prediction for Rh and Rv, Journal of Sustainable Energy Engineering, 2015

High-Data-Rate Measurement-While-Drilling System for Very Deep Wells, with Y. Su, L. Sheng, L. Li, H. Bian and R. Shi, Well Logging Technology Journal, Xi’an, China, Dec. 2014

Strategies in High-Speed MWD Mud Pulse Telemetry, with Y. Su, L. Sheng, L. Li, H. Bian, R. Shi and X. Zhuang, Journal of Sustainable Energy Engineering, Dec. 2014

Formation Testing: New Methods for Rapid Mobility and Pore Pressure Prediction, with Y. Zhou, Z. Hao, Y. Feng and Q. Yu, Paper OTC-24890-MS, 2014 Offshore Technology Conference Asia (OTC Asia), Kuala Lumpur, Malaysia, Mar. 25-28, 2014

Formation Testing: New Methods for Rapid Mobility and Pore Pressure Prediction, with Y. Zhou, L. Zhao, Y. Feng and Q. Yu, Paper 17214, 7th International Petroleum Technology Conference (IPTC), Doha, Qatar, Jan. 19-22, 2014

Formation Tester Flow Analysis in Anisotropic Media With Flowline Storage and Skin at Arbitrary Dip, Well Logging Technology Journal, Xi’an, China, Feb. 2013

Advances in Swab-Surge Modeling for Managed Pressure Drilling, with X. Zhuang, Paper OTC-21115 PP, 2011 Offshore Technology Conference, Houston, TX, May 2-5, 2011

Effect of Rotation on Flowrate and Pressure Gradient in Eccentric Holes, with X. Zhuang, Paper AADE-11-NTCE-45, AADE 2011 National Technical Conference and Exhibition, Houston, TX, April 12 14, 2011

Advances in Swab-Surge Modeling for Managed Pressure Drilling, with X. Zhuang, Paper AADE-11 NTCE-46, AADE 2011 National Technical Conference and Exhibition, Houston, TX, April 12-14, 2011

Transient, Multiphase, Three-Dimensional Pumping Models for Cementing and Drilling, with X. Zhuang, Paper AADE-11-NTCE-72, AADE 2011 National Technical Conference and Exhibition, Houston, TX, April 12-14, 2011

Comprehensive Annular Flow Models for Drilling and Completions, with X. Zhuang, Paper AADE-11 NTCE-73, AADE 2011 National Technical Conference and Exhibition, Houston, TX, April 12-14, 2011

High-Data-Rate Measurement-While-Drilling System for Very Deep Wells, with Y. Su, L. Sheng, L. Li, H. Bian and R. Shi, Paper AADE-11-NTCE-74, AADE 2011 National Technical Conference and Exhibition, Houston, TX, April 12-14, 2011

Flow Simulation Methods for Managed Pressure Drilling and Cementing, Drilling and Completing Trouble Zones Conference, Galveston, TX, Oct. 19-21, 2010

Modeling and Simulation of Managed Pressure Drilling for Improved Design, Risk Assessment, Training and Operations, RPSEA Ultra-Deepwater Technology Conference, Houston, TX, June 22-23, 2010

Exact Non-Newtonian Flow Analysis of Yield Stress Fluids in Highly Eccentric Borehole Annuli with Pipe or Casing Translation and Rotation, with X. Zhuang, SPE Paper 131234-PP, CPS/SPE International Oil & Gas Conference and Exhibition, Beijing, China, June 8-10, 2010

Displacement of Viscoplastic Fluids in Eccentric Annuli: Numerical Simulation and Experimental Validation, with T. Deawwanich, J.C. Liew, Q.D. Nguyen, M. Savery and N. Tonmukayakul, Chemeca 2008 Conference, Newcastle, Australia, Sept. 28 - Oct. 1, 2008

Laminar Displacement of Viscoplastic Fluids in Eccentric Annuli – Numerical Simulation and Experimental Validations, with M. Savery, P. Tonmukayakul, T. Deawwanich, J. Liew and Q. Dzuy Nguyen, XXII International Congress of Theoretical and Applied Mechanics (ICTAM 2008), Adelaide, Australia, Aug. 24-29, 2008

Flow Visualization and Numerical Simulation of Viscoplastic Fluid Displacements in Eccentric Annuli, with Q.D. Nguyen, T. Deawwanich, N. Tonmukayakul and M.R. Savery, XVth International Congress on Rheology (ICR 2008), Society of Rheology 80th Annual Meeting, Monterey, CA, Aug. 3-8, 2008

Modeling Cement Placement Using a New Three-Dimensional Flow Simulator, with M. Savery, AADE 2008 Fluids Technology Conference, Houston, April 8-9, 2008

Formation Tester Inverse Permeability Interpretation for Liquids in Anisotropic Media with Flowline Storage and Skin at Arbitrary Dip, with X. Zhuang, 48th Annual SPWLA Meeting, Austin, TX, June 3-6, 2007

Modeling Fluid Interfaces During Cementing Using a Three-Dimensional Mud Displacement Simulator, with M. Savery and R. Darbe, OTC Paper 18513, 2007 Offshore Technology Conference (OTC), Houston, TX, April 30 – May 3, 2007

Formation Tester Immiscible and Miscible Flow Modeling for Job Planning Applications, with M. Proett, 46th Annual SPWLA Meeting, New Orleans, LA, June 26-29, 2005

MWD Siren Pulser Fluid Mechanics, Petrophysics, Journal of the Society of Petrophysicists and Well Log Analysts (SPWLA), Vol. 45, No. 4, July – August 2004, pp. 363-379

Formation Testing in the Dynamic Drilling Environment, with M. Proett, D. Seifert, S. Lysen, and P. Sands, SPWLA 45th Annual Logging Symposium, Noordwijk, The Netherlands, June 6-9, 2004

Job Planning Simulators for Immiscible and Miscible Flow, SPWLA Spring Topical Conference, Formation Testing: Applications and Practices, Taos, NM, Mar. 28 – Apr. 1, 2004

Mudcake Growth, Invasion, and Dynamic Coupling with Reservoir Flow: Experiment and Theory, SPWLA Spring Topical Conference, Formation Testing: Applications and Practices, Taos, New Mexico, Mar. 28 – Apr. 1, 2004

Sample Quality Prediction with Integrated Oil and Water-based Mud Invasion Modeling, with M. Proett, D. Belanger, M. Manohar, and J. Wu, PetroMin Magazine, Sept. 2003

Improved Rheology Model and Hydraulics Analysis for Tomorrow’s Wellbore Fluid Applications, with R. Morgan, T. Becker, and J. Griffith, SPE Paper 82415, SPE Production and Operations Symposium, Oklahoma City, OK, Mar. 2003

Sample Quality Prediction with Integrated Oil and Water-based Mud Invasion Modeling, with M. Proett, D. Belanger, M. Manohar, and J. Wu, SPE Paper 77964, SPE Asia Pacific Oil & Gas Conference and Exhibition (APOGCE), Melbourne, Australia, Oct. 2002

Multiple Factors That Influence Wireline Formation Tester Pressure Measurements and Fluid Contacts Estimates, with M. Proett, M. Manohar, R. Sigal, and J. Wu, SPE Paper 71566, SPE Annual Technical Conference and Exhibition, New Orleans, LA, Oct. 2001

Comprehensive Look at Factors Influencing Wireline Formation Tester Pressure Measurements and Fluid Contacts, with M. Proett, M. Manohar, and R. Sigal, 42nd SPWLA Annual Symposium, Society of Professional Well Log Analysts, Houston, TX, June 2001

New Wireline Formation Testing Tool With Advanced Sampling Technology, with M. Proett, G. Gilbert, and M. Monroe, SPE Reservoir Evaluation and Engineering, April 2001

Advanced Permeability and Anisotropy Measurements While Testing and Sampling in Real-Time Using a Dual Probe Formation Tester, with M. Proett, SPE Paper 64650, Seventh International Oil & Gas Conference and Exhibition, Beijing, China, Nov. 2000

Modern Flow Assurance Methods, Part III: Coupled Velocity and Temperature Fields in Bundled Pipelines, Offshore, Nov. 2000

Modern Flow Assurance Methods, Part II: Detailed Physical Properties and Engineering Application, Offshore, Oct. 2000

Modern Flow Assurance Methods, Part I: Clogged Pipelines, Wax Deposition, and Hydrate Plugs, Offshore, Sept. 2000

Advanced Permeability and Anisotropy Measurements While Testing and Sampling in Real Time Using a Dual Probe Formation Tester, with M. Proett, SPE Paper 62919, 2000 SPE Annual Technical Conference and Exhibition, Dallas, TX, Oct. 2000

General Three-Dimensional Electromagnetic Model for Nondipolar Transmitters in Layered Anisotropic Media With Dip, Well Logging Technology Journal, Xi’an, China, Aug. 2000

New Dual Probe Wireline Formation Testing and Sampling Tool Enables Real-Time Permeability and Anisotropy Measurements, with M. Proett, 41st SPWLA Annual Symposium, Society of Professional Well Log Analysts, Dallas, TX, June 2000

Clogged Pipe, Non-Newtonian Fluid, and Coupled Solids Deposition Flow Modeling, Final Technical Report, Brown & Root Energy Services, Houston, TX, May 2000

Irregular Grid Generation and Rapid 3D Color Display Algorithm, Final Technical Report, DOE Grant No. DE-FG03-99ER82895, United States Department of Energy, May 2000

New Dual-Probe Wireline Formation Testing and Sampling Tool Enables Real-Time Permeability and Anisotropy Measurements, with M. Proett, M. Manohar, G. Gilbert, and M. Monroe, SPE Paper 59701, SPE Permian Basin Oil & Gas Recovery Conference, Midland, TX, March 2000. Also presented at SPE Rocky Mountain Regional Low Permeability Reservoirs Symposium and Exhibition, Denver, CO, March 2000

New Wireline Formation Testing Tool with Advanced Sampling Technology, with M. Proett, G. Gilbert, and M. Monroe, SPE Paper 56711, 1999 SPE Annual Technical Conference and Exhibition, Houston, TX

Exact Spherical Flow Solution with Storage for Early-Time Test Interpretation, with M. Proett, SPE Journal of Petroleum Technology, Nov. 1998

New Exact Spherical Flow Solution with Storage and Skin for Early-Time Interpretation, with Applications to Wireline Formation and Early-Evaluation Drillstem Testing, with M. Proett, SPE Paper 49140, 1998 SPE Annual Technical Conference and Exhibition, New Orleans, LA, Sept. 1998

New Exact Spherical Flow Solution for Early-Time Well Test Interpretation with Applications to Wireline Formation Testing and Early-Evaluation Drillstem Testing, with M. Proett, SPE Paper 39915, SPE Rocky Mountain Regional Meeting/Low Permeability Reservoirs Symposium, April 1998

New Exact Spherical Flow Solution for Early-Time Well Test Interpretation with Applications to Wireline Formation Testing and Early-Evaluation Drillstem Testing, with M. Proett, SPE Paper 39768, SPE Permian Basin Oil and Gas Recovery Conference, Midland, TX, March 1998

Pressure Test Validity Shown by Comparing Field Tests and Simulations, Part II: Formation Pressure Test Tools, with N. Skinner, M. Proett, P. Ringgenberg, and R. Aadireddy, Oil & Gas J., Jan. 12, 1998

Testing System Combines Advantages of Wireline and Drillstem Testers, Part I: Formation Pressure Test Tools, with N. Skinner, M. Proett, P. Ringgenberg, and R. Aadireddy, Oil & Gas J., Jan. 5, 1998

New Early Formation Pressure System Field Test Results and Advances in Early Time Pressure Buildup Analysis, with N. Skinner, M. Proett, P. Ringgenberg, K. Manke, H. Smith, and R. Aadireddy, SPE Paper 38648, 1997 SPE Annual Technical Conference and Exhibition, San Antonio, TX, Oct. 1997

Permeability Prediction from Formation Tester “Phase Delay” and “Sonic Pulse” Analysis, with M. Proett, GRI – SPWLA Research Forum on Permeability Logging, Houston, TX, Feb. 1997

Permeability Prediction from Stoneley Waveform Data, GRI – SPWLA Research Forum on Permeability Logging, Houston, TX, Feb. 1997

Supercharge Pressure Compensation Using a New Wireline Testing Method and Newly Developed Early Time Spherical Flow Model, with M. Proett, SPE Paper 36524, 1996 Annual Technical Conference and Exhibition of the Society of Petroleum Engineers, Denver, CO, Oct. 1996

Supercharge Pressure Compensation with New Wireline Formation Testing Method, with M. Proett, 1996 Annual Meeting of the Society of Professional Well Log Analysts, New Orleans, LA, June 1996

Supercharge Pressure Compensation with New Wireline Formation Testing Method, with M. Proett, SPE Paper 35178, Permian Basin Oil and Gas Recovery Conference, Midland, TX, March 1996

Modeling Complex Horizontal Wells in Heterogeneous Formations, Offshore, Oct. 1993

Eccentric Annular Flow Modeling for Highly Deviated Boreholes, Offshore, Aug. 1993

Model Offers Insight Into Spotting Fluid Performance, Offshore, Feb. 1991

Annular Flow Model Explains Conoco’s Borehole Cleaning Success, Offshore, Oct. 1990

Exact Cuttings Transport Correlations Developed for High Angle Wells, Offshore, May 1990

Advances in Annular Borehole Flow Modeling, Offshore, Feb. 1990

Comparative Studies in Dual Porosity Reservoir Simulation, BP Exploration Reservoir Technology Report No. H090.0005, Houston, TX, Jan. 1990

Simulating Horizontal Well Fracture Flow, Offshore, Aug. 1988

Why Drill Strings Fail at the Neutral Point, Petroleum Engineer International, May 1988

Fatal Tubular Bending Motions Difficult to Detect Uphole, Offshore, April 1988

Formation Evaluation Using Repeated MWD Logging Measurements, with A. Suresh, P. Holbrook, L. Affleck, and H. Robertson, SPWLA 27th Annual Logging Symposium, Houston, TX, June 9-13, 1986

PART 2. HIGH SPEED AERODYNAMICS, JET ENGINE AND TURBOMACHINERY DESIGN

Publications from Boeing Company, Pratt & Whitney Aircraft and NASA Johnson Space Center in ASME J. Applied Mechanics, AIAA Journal, J. Aircraft and J. Hydronautics. Summaries included in Modern Aerodynamic Methods book, from John Wiley & Sons, 2019, a “Best Book” nominee. Classified hypersonic aerodynamics and vehicle optimization work at M.I.T. Aerophysics Laboratory not included.

Aerodynamic Methods for Advanced Sixth Generation Aircraft Design: Forward and Inverse Transonic and Shear Flow Models for Close Ground Effect, to appear, 2026-27

Modern Aerodynamic Methods for Direct and Inverse Applications, John Wiley & Sons, New York, 2019 (Internet Pillar, Best Aerodynamics Books, 5th Place)

Automating the Acquisition Planning Process at NASA Johnson Space Center (Artificial Intelligence Methods), with J. Golej, NASA/JSC/MITRE Contract No. NAS9-18057, MTR-88D00065, Sept. 1988

Inviscid Steady Flow Past Turbofan Mixer Nozzles, ASME J. Applied Mechanics, Dec. 1984

Comment on “PAN AIR Applications to Aero-Propulsion Integration,” J. Aircraft, Nov. 1984

Thin Airfoil Theory for Planar Inviscid Shear Flow, ASME J. Applied Mechanics, Mar. 1984

Engine Power Simulation for Transonic Flow-Through Nacelles, AIAA Journal, Oct. 1983

An Axisymmetric Nacelle and Turboprop Inlet Analysis Including Power Simulation, with D. Golden and T. Barber, J. Aircraft, June 1983

Superpotential Solution for Jet Engine External Potential and Internal Rotational Flow Interaction, ASME J. Applied Mechanics, June 1983

An Axisymmetric Nacelle and Turboprop Inlet Analysis with Flow-Through and Power Simulation Capabilities, with D. Golden and T. Barber, AIAA Paper 82-0256, AIAA 20th Aerospace Sciences Meeting, Orlando, FL, Jan. 1982

Direct Approach to Aerodynamic Design Problems, ASME J. Applied Mechanics, Dec. 1981

Harmonic Analysis of Unsteady Transonic Flow, AIAA Journal, Feb. 1981

Kinematic Barrier for Gravity Waves on Variable Currents, J. Hydronautics, Jan. 1981

Optimal Coordinates for Squire’s Jet, AIAA Journal, Jan. 1981

Transonic Nacelle Inlet Analyses, with W. Presz, D. Ives, D. Paris and D. Golden, NASA Lewis Workshop on Application of Advanced Computational Methods, Nov. 1980

Wave Focusing and Hydraulic Jump Formation, J. Hydronautics, July 1980

Inviscid Parallel Flow Stability with Mean Profile Distortion, J. Hydronautics, July 1980

Class of Shock-free Airfoils Producing the Same Surface Pressure, J. Aircraft, April 1980

Effect of Dissipation and Dispersion on Slowly Varying Wavetrains, AIAA Journal, Feb. 1980

Airfoil Design in Subcritical and Supercritical Flow, with D. Rizzetta, ASME J. Applied Mechanics, Dec. 1979

Kinematic Wave Approach to Hydraulic Jumps with Waves, J. Hydronautics, Oct. 1979

Effect of Frequency in Unsteady Transonic Flow, with D. Rizzetta, AIAA Journal, July 1979

Stability of Inviscid Shear Flow Over Flexible Membranes, AIAA Journal, June 1979

The Transonic Oscillating Flap," Report D-180-25330-1, Contract N00014-78-C-0349, United States – Office of Naval Research, May 1979

Some Exact Solutions to Guderley’s Equation, AIAA Journal, April 1979

On the Design of Thin Subsonic Airfoils, ASME J. Applied Mechanics, Mar. 1979

Algorithm for Inviscid Flow Using the Viscous Transonic Equation, AIAA Journal, Aug. 1978

Type-Independent Solutions for Mixed Compressible Flows, AIAA Journal, Aug. 1978

Similar Solutions for Unsteady Transonic Flow, AIAA Journal, June 1978

Nonlinear Formulation for Low-Frequency Transonic Flow, AIAA Journal, June 1978

Supersonic Wave Drag of Planar Singularity Distributions, AIAA Journal, May 1978

Some Singular Aspects of Three-Dimensional Transonic Flow, AIAA Journal, Mar. 1978

Pseudo-Transonic Equation with a Diffusion Term, AIAA Journal, Jan. 1978

Goethert’s Rule with an Improved Boundary Condition, AIAA Journal, Oct. 1977

Numerical Solution for Viscous Transonic Flow, AIAA Journal, Sept. 1977

A General Approach for Kinematic Waves, AFOSR-TR-78-0059, Sept. 1977

Supersonic Wave Drag for Nonplanar Singularity Distributions, AIAA Journal, June 1977

Complimentary copies sent upon request.