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Steven Tipton PhD

Director of The University of Tulsa Coiled Tubing Mechanics Research Consortium
Frank W. Murphy Distinguished Professor of Mechanical Engineering College of Engineering & Natural Sciences
Mechanical Engineering
Stephenson Hall 2060 918-631-2994
smt@utulsa.edu
faculty-photo

Biography

Steven Tipton is a recognized expert in mechanical design, with emphasis in the areas of multiaxial fatigue and plasticity design and analysis and coiled tubing mechanics. He is the director of the University of Tulsa Coiled Tubing Mechanics Research Consortium.



Ph.D., Stanford University
M.S., Stanford University
B.S., Oklahoma State University


Fatigue and Fracture Mechanics
Plasticity
Residual Stress Analysis
Structural Integrity Analysis
Materials
Coiled Tubing Mechanics

Engineering Mechanics
Materials Science
Mechanical Engineering Design
Materials Science
Fatigue and Fracture Mechanics


The following may be selected publications rather than a comprehensive list.

Journal Articles


Kilambi, Sreelatha, and Steven Tipton. “Algorithm to Estimate Notch Root Strain in Tension Using Numerical Analysis.” Theoretical and Applied Fracture Mechanics 77 (2015): 1–13. Print.

Kilambi, Sreelatha, and Steven M. Tipton. "Numerical evaluation of the original “Neuber’s rule” for pure out-of-plane shear loading." The Journal of Strain Analysis for Engineering Design 48.8 (2013): 522-535.

Kilambi, S. and Tipton, S.M., Development of an algorithm to measure defect geometry using a 3D laser scanner Published 25 June 2012, 2012 IOP Publishing Ltd., Measurement Science and Technology, Volume 23, Number 8

Tipton, S., Schmidt, C., Sorem, J.R. “Stress Concentration Factor Solutions for Shoulder Filleted Shafts in Bending, Including the Influence of Tapering.” SAE International Journal of Materials and Manufacturing 4.1 (2011): 638–650. Print.

Breidenthal, C., Larín, G.E., Tipton, S.M., Stanley, and R.K. “The Use of Finite-Element-Calculated Magnetic-Flux-Leakage Signals to Study the Characterization of Defects in Steel Coiled Tubing.” SPE Journal 14.1 (2009): 120–127. Print.

Rolovic, R., Tipton, S.M., Sorem Jr., J.R. “Multiaxial Stress Concentration in Filleted Shafts.” Journal of Mechanical Design, Transactions of the ASME 123.2 (2001): 300–303. Print.

Rolovic, R., Tipton, S.M. “Multiaxial Cyclic Ratcheting in Coiled Tubing - Part I: Theoretical Modeling.” Journal of Engineering Materials and Technology, Transactions of the ASME 122.2 (2000): 157–161. Print.

Rolovic, R., Tipton, S.M. “Multiaxial Cyclic Ratcheting in Coiled Tubing - Part II: Experimental Program and Model Evaluation.” Journal of Engineering Materials and Technology, Transactions of the ASME 122.2 (2000): 162–167. Print.

Badr, E.A., Sorem Jr., J.R., Tipton, S.M. “Evaluation of the Autofrettage Effect on Fatigue Lives of Steel Blocks with Crossbores Using a Statistical and a Strain-Based Method.” Journal of Testing and Evaluation 28.3 (2000): 181–188. Print.

Tipton, S.M. “Coiled-Tubing Surface Characteristics and Effects on Fatigue Behavior.” SPE Drilling and Completion 15.1 (2000): 63–66. Print.

Badr, E.A, Sorem, J.R, Tipton, S.M, Yang, and S. “An Analytical Procedure for Estimating Residual Stresses in Blocks Containing Crossbores.” International Journal of Pressure Vessels and Piping 77.12 (2000): 737–749. Print.

Badr, E.A., Sorem, J.R., Tipton, S.M. “Residual Stress Estimation in Crossbores with Bauschinger Effect Inclusion Using FEM and Strain Energy Density.” Journal of Pressure Vessel Technology, Transactions of the ASME 121.4 (1999): 358–363. Print.

Tipton, S.M. “Coiled-Tubing Deformation Mechanics: Diametral Growth and Elongation.” SPE Production and Facilities 13.3 (1998): 194–199. Print.

Tipton, Steven. “Coiled-Tubing Surface Characteristics and Effects on Fatigue Behavior.” JPT, Journal of Petroleum Technology 49.6 (1997): 612–613. Print.

Tipton, S.M., Nelson, D.V. “Advances in Multiaxial Fatigue Life Prediction for Components with Stress Concentrations.” International Journal of Fatigue 19.6 (1997): 503–515. Print.

Tipton, S.M., Sorem Jr., J.R., Rolovic, R.D. “Updated Stress Concentration Factors for Filleted Shafts in Bending and Tension.” Journal of Mechanical Design, Transactions of the ASME 118.3 (1996): 321–327. Print.

Tipton, S.M., Hickey, K.A., Rawson, M.S., Sorem, and Jr., J.R. “Multiaxial Stress Concentration in an Externally Pressurized Cylinder with an External Circumferential Groove.” Journal of Pressure Vessel Technology, Transactions of the ASME 117.4 (1995): 404–409. Print.

Klann, D.A., Tipton, S.M., Cordes, T.S. “Notch Stress and Strain Estimation Considering Multiaxial Constraint.” SAE Technical Papers (1993): n. pag. Print.

Shoup, G.J., Tipton, S.M., Sorem Jr., J.R. “The Effect of Proof Loading on the Fatigue Behaviour of Stud Link Chain.” International Journal of Fatigue 14.1 (1992): 35–40. Print.

Tipton, S.M., Shoup, G.J. “Effect of Proof Loading on the Fatigue Bahavior of Open Link Chain.” Journal of Engineering Materials and Technology, Transactions of the ASME 114.1 (1992): 27–33. Print.

Tipton, S.M. “A Review of the Development and Use of Neuber’s Rule for Fatigue Analysis.” SAE Technical Papers (1991): n. pag. Print.

Sorem, J.R., Shadley, J.R., Tipton, S.M. “Design Curves for Maximum Stresses in Blocks Containing Pressurized Bore Intersections.” Journal of Mechanical Design 113.4 (1991): 427–431. Print.

Conference Proceedings


Tipton, Steven, M., Smith, Ross W., Theisen, Stephen A., Eddings, Forrest A., and Henshaw, John M., “Quantitative Fatigue Failure Analysis.” Submitted to ICEFA VI, Lisbon, Portugal, 2014.

Tipton, Steven, E., and D. “Influence of a Straightener on Coiled Tubing Fatigue.” Society of Petroleum Engineers - Coiled Tubing and Well Intervention Conference and Exhibition 2012, 2012. 216–224. Print.

Kilambi, Sreelatha, and Steven Tipton. “Development of a Laser Scan Inspection Tool for Coiled Tubing.” SPE/ICoTA Coiled Tubing & Well Intervention Conference and Exhibition. Society of Petroleum Engineers, 2011. Print.

Kilambi, S., Tipton, S.M. “Development of a Laser Scan Inspection Tool for Coiled Tubing.” SPE Automotive and Composites Divisions - Coiled Tubing and Well Intervention Conference and Exhibition 2011, 2011. 575–595. Print.

McLagan J.R., Daily J.S., Tipton S.M., Shepherd C.M., Olson N.M., Marshall M.R., and Caruso J.F., “Assessment of the reliability of vertical jump performance from an instrumented platform.” NSCA National Conference and Exhibition Abstracts. Page 32, 2009.

Christian, A., Tipton, S.M. “Statistical Analysis of Coiled Tubing Fatigue Data.” Coiled Tubing and Well Intervention Conference and Exhibition 2009, 2009. 150–156. Print.

Christian, A., Tipton, S.M., Emnett, A.R. “Use of 3D Laser Imaging for Inspection of Coiled Tubing.” Society of Petroleum Engineers - Coiled Tubing and Well Intervention Conference and Exhibition 2008, 2008. 221–228. Print.

Padron, T., Luft, B., Kee, E., Tipton, and S.M. “Fatigue Life of Coiled Tubing with External Mechanical Damage.” Society of Petroleum Engineers Coiled Tubing and Well Intervention Conference and Exhibition 2007, 2007. 379–394. Print.

Julian, J.Y., McLellan, B.J., McNerlin, B.J., Martin, J.R., Van Arnam, W.D., Normoyle, B.K., Tipton, and S.M., Burke, K.W. “16Cr Coiled-Tubing Field Trial at Prudhoe Bay, Alaska.” Society of Petroleum Engineers Coiled Tubing and Well Intervention Conference and Exhibition 2007, 2007. 102–107. Print.

Tipton, S.M., Neuharth, L.G., Sorem, J.R. “Influence of Prior Cycling on Fatigue Damage Caused by Defects in Coiled Tubing.” Vol. 2006. 2006 SPE-ICoTA Coiled Tubing and Well Intervention Conference and Exhibition, Proceedings, 2006. 414–416. Print.

Tipton, S.M., Carlson, G.H., Sorem, J.R. “Fatigue Integrity Analysis of Rotating Coiled Tubing.” Vol. 2006. 2006 SPE-ICoTA Coiled Tubing and Well Intervention Conference and Exhibition, Proceedings, 2006. 173–179. Print.

Breidenthal, W.C., Larin, G.E., Tipton, S.M., Stanley, and R.K. “The Use of Finite-Element-Calculated MFL Signals to Study Characterization of Defects in Steel Coiled Tubing.” Vol. 2006. 2006 SPE-ICoTA Coiled Tubing and Well Intervention Conference and Exhibition, Proceedings, 2006. 330–338. Print.

Tipton, S.M., Behenna, F.R., Martin, J.R. “An Investigation of the Effects of the Physical Properties of Coiled Tubing on Fatigue Modeling.” Vol. 2004. Proceedings of the SPE/ICoTA Coiled Tubing Roundtable Conference, 2004. 281–287. Print.

Behenna, F.R., Myrick, D.D., Stanley, R.K., Tipton, and S.M., Hammond, W.A. “Field Validation of a Coiled Tubing Fatigue Model.” Proceedings of the SPE/ICoTA Coiled Tubing Roundtable Conf, 2003. 84–89. Print.

Tipton, S.M. “Low-Cycle Fatigue Testing of Tubular Material Using Non-Standard Specimens.” ASTM Special Technical Publication, 1999. 102–119. Print.

Sorem, James. “Fatigue Durability Enhancement by Controlled Overloading.” ASTM Special Technical Publication, 1999. 584–598. Print.

Rolović, R., Tipton, S.M. “Energy Based Critical Plane Approach to Multiaxial Fatigue Analysis.” ASTM Special Technical Publication, 1999. 599–613. Print.

Tipton, Steven. “Varying Modulus of Elasticity for Coiled Tubing Material.” Proceedings of the SPE/ICoTA Coiled Tubing Roundtable Conf, 1999. 79–87. Print.

Badr, E.A., Tipton, S.M., Sorem, J.R., Yang, and S. “Residual Stress Estimation Using FEM and Neuber’s Rule at a Notch.” Vol. 385. American Society of Mechanical Engineers, Pressure Vessels and Piping Division (Publication) PVP, 1999. 287–291. Print.

Tipton, S.M. “Low-Cycle Fatigue Testing of Tubular Material Using Non-Standard Specimens.” Vol. 1337. ASTM Special Technical Publication, 1998. 102–119. Print.

Tipton, S.M. “Multiaxial Plasticity and Fatigue Life Prediction in Coiled Tubing.” Vol. 1292. ASTM Special Technical Publication, 1996. 283–304. Print.

Tipton, Steven M., Nelson, Drew V. “Developments in Life Prediction of Notched Components Experiencing Multiaxial Fatigue.” Vol. 290. American Society of Mechanical Engineers, Pressure Vessels and Piping Division (Publication) PVP, 1994. 35–48. Print.

Badr, Elle A., Yang, Shullong, Sorem Jr., James, and R., Tipton, Steven M. “Development of a Cyclic High Pressure Fatigue Test System.” Vol. 281. American Society of Mechanical Engineers, Pressure Vessels and Piping Division (Publication) PVP, 1994. 63–71. Print.

Tipton, Steven M., Bannantine, Julie A. “Inelastic Stress-Strain Predictions for Multiaxial Fatigue Damage Evaluation.” ASTM Special Technical Publication, 1993. 273–297. Print.

Tipton, Steven M., Sorem Jr., James R. “Reverse Plasticity Criterion for Specifying Optimal Proof Load Levels.” ASTM Special Technical Publication, 1993. 186–202. Print.

Sorem, James R., Glaessgen, Edward H., Tipton, Steven, and M. “Experimental Determination of the Effect of Hole Interaction on Stress Concentrations in Angle Ply Graphite/Epoxy Composite Panels.” ASTM Special Technical Publication, 1993. 238–248. Print.

Tipton, Steven M., Newburn, Dale A. “Plasticity and Fatigue Damage Modeling of Severely Loaded Tubing.” ASTM Special Technical Publication, 1992. 369–382. Print.

Sorem, James R., Tipton, Steven M. “Analysis of a Thick Walled 60 Degree Lateral Pipe.” Vol. 238. American Society of Mechanical Engineers, Pressure Vessels and Piping Division (Publication) PVP, 1992. 209–218. Print.

Dill, Clarence W., Tipton, Steven M., Glassgen, Edward, and H., Branscum, Kevin D. “Fatigue Strength Reduction Imposed by Porosity in a Fiberglass Composite.” ASTM Special Technical Publication, 1992. 152–162. Print.

Tipton, Steven M., Nelson, Drew V. “FATIGUE LIFE PREDICTIONS FOR A NOTCHED SHAFT IN COMBINED BENDING AND TORSION.” ASTM Special Technical Publication, 1985. 514–550. Print.

Other


Tipton, S.M. and Daily, J.S., “Internal Thread Strip-out Tests Yield Surprising Results,” Machine Design, Online at http://machinedesign.com/article/internal-thread-strip-out-tests-yield-surprising-results- 0113?page=0%2C11 3 Jan 2011.


ES 3023 Mechanics of Materials
ME 1311 To Be a Mechanical Engineer
ME 3030 Properties of Materials Lab
ME 3034 Properties of Materials
ME 4293 Interdisciplinary Design Projects
ME 4383 Mechanical Engineering Design
ME 7983 Research and Thesis
ME 9983 Research and Dissertation