TEC can provide engineering services to trouble-shoot problems and improve performance of new or existing pipelines. We can analyze your system for transients, cavitation, general performance and assist in selection or trouble shooting of valve and pumps. For pipeline failures, we can provide forensic engineering services to identify the cause and identify solutions.

 

Pipelines

Publications


Books

Journal Publications

Journal Discussions

Conference Proceedings

Papers & Reports

USU Reports

CSU Reports


Books

  • Section 3.4 -"Hydraulics of Pipe Systems". The Handbook of Mechanical Engineering, ed. Frank Krieth and D. Yogi Goswami, CRC Press 2004, pgs. 3-40 to 3-65 (J. Paul Tullis and Blake. P. Tullis)
  • Section 40 - Valves, (2004). The Engineering Handbook, Second Edition, ed. Richard C. Dorf, CRC Press. January, pgs. 40-1 to 40-40. (Blake P. Tullis and J. Paul Tullis)
  • Section 2.4 "Hydraulics of Pipe Systems" The CRC Handbook of Thermal Engineering, ed. Frank Krieth, CRC Press LLC 2000, pgs 2-44 to 2-60. (J Paul Tullis)
  • Chapter 4, "Hydraulics of Pipe Systems"Fluid Mechanics, ed. Frank Krieth, CRC Press LLC 2000, pages 47-63.(J Paul Tullis)
  • Section 3.4 - Hydraulics of Pipe Systems, (1998). The Handbook of Mechanical Engineering, ed. Frank Krieth, CRC Press., pgs. 3-44 to3-60. (J Paul Tullis)
  • Control Valve Cavitation Guide. NUREG/CR-6031. Prepared for the Nuclear Regulatory Commission (NRC), 1993. (J Paul Tullis)
  • Hydraulics of Pipelines--Pumps, Valves, Cavitation, Transients. John Wiley & Sons 1989. (J Paul Tullis)
  • Closed Conduit Hydraulics. Utah State University, Logan, UT, 1982. (J Paul Tullis)
  • Cavitation in Hydraulic Systems. Sao Paulo, Brazil, July 1982, (for short course) (J Paul Tullis)
  • Control of Flow in Closed Conduits. Litho-Crafters, Ann Arbor, Michigan, 1971, 557 p. (J Paul Tullis, ed.)

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Refereed Journal Publications

  • Predicting Cavitation in Sudden Enlargements. Journal of the Hydraulics Division, ASCE, Vol. 101, No. HY7, July, 1975, pp. 857-870. James W. Ball, J Paul Tullis, and T. E. Stripling)
  • Turbulent Flow in the Entry Region of a Rough Pipe. Journal of Fluids Engineering, ASME, Paper No. 73-WA/FE-3, March, 1974, pp. 62-68. (J. S. Wang and J Paul Tullis)

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Journal Discussions

  • Fluctuations of Pressure in Conduit Expansions. Journal of the Hydraulics Division, ASCE, Vol. 93, No. HY3, 1967, pp. 197-201. (J Paul Tullis and Maurice L. Albertson).

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Published in Conference Proceedings

  • Selecting Controls for Water Distribution Systems. Presented at the International Conference on on "Hydraulics of Pipelines", June 12-15, 1994, Phoenix, Arizona. (J Paul Tullis)
  • Selection and Use of Control Devices in Water Distribution Networks. Presented at the International Conference on "Water Supply Systems State of the Art and Future Trends," October 13-19, 1992, Valencia, Spain. (J Paul Tullis)
  • Pipe Collapse Caused by a Pipe Rupture - A Case Study. Proceedings of the International Meeting on "Hydraulic Transients With Water Column Separation," September 4-6, 1991, Valencia, Spain. (J Paul Tullis, and Reynold Watkins)
  • Drag Reduction and Roughness Build-up by TRO-375 Polyacrylamide Solution. Proceedings of the 2nd International Conference on Drag Reduction, British Hydraulics Research Association, England, August 31-September 2, 1977. Paper C3, pp. C3-21 to C3-26. (M. Poreh, J Paul Tullis, and J. A. Hooper)
  • Drag Reduction in Developing Pipe Flow with Polymer Injection. Proceedings for the International Conference on Drag Reduction, British Hydraulics Research Association, Cambridge, England, September 4-6, 1974, Paper G3, pp. G3-31 to G3-41. (J Paul Tullis and K. L. Va. Ramu)
  • Application on Cavitation Information for Design and Analysis of Closed Conduit Systems. Presented at the Institute on Control of Flow in Closed Conduits, Colorado State University, Fort Collins, Colorado, August 9-14, 1970. (J Paul Tullis)

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Unpublished Papers and Reports

  • Computer Modeling Multiple Arterial Stenoses. 1976. (J Paul Tullis)
  • Multiple Arterial Stenosis: Effects on Flow and Post Stenotic Pressure. 1976. (J Paul Tullis)
  • Polymer Injection for Drag Reduction. Naval Ship Research and Development Center Report, July 1972, 104 p. CER 72-73JPT-LFL-1. (J Paul Tullis and Lance F. Lindeman)
  • Mean Turbulent Flow in the Entry Region of a Rough Pipe. Naval Ship Research and Development Center Report, July 1972, 126 p. CER72-73JPT- JSW2. (J Paul Tullis and Jeng-Song Wang)
  • Design Recommendations for the Liquid Sulphur Transmission Line. Prepared for Stearns-Roger Corporation, January 1971. (J Paul Tullis)
  • Recommended Modifications to the Cochrane Plant Water Intake Pipeline. Prepared for Stearns-Roger Corporation, March 1970. (J Paul Tullis)

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Reports, Utah State University

  • Testing of Various Sizes of HDPE Pipe. Conducted for Advanced Drainage Systems, Inc. January 1997. (Steven L. Barfuss and J Paul Tullis)
  • Manning's - N Test on Hiflow Storm Sewer Pipe. Conducted for Atlantic Industries Limited, October 1993. (Steven L. Barfuss, and J Paul Tullis)
  • Project Report on the San Joaquin Pipeline. Conducted for Hetch Hetchy Water District, June 1993. (J Paul Tullis)
  • Fielding Ditch Pipeline Computer Simulation Study. Conducted for the Soil Conservation Service, March 1981. (Calvin G. Clyde, J Paul Tullis, and Roland W. Jeppson)
  • Friction Factor Tests on 36-inch Concrete Pipe. Conducted for American Iron and Steel Institute, April 1991. (J Paul Tullis)
  • Friction Factor Tests on 24 and 48-inch Spiral Rib Pipe. Conducted for International Spiral Rib Pipe Association, April 1991. (J Paul Tullis)
  • Friction Factor Test on 24-inch Helical Corrugated Pipe. Conducted for National Corrugated Steel Pipe Association, April 1991. (J Paul Tullis)
  • Model Study of the Intake and Tunnel for the Muck Valley Hydro Project. Conducted for Malacha Hydro, June 1989. (J Paul Tullis)
  • Friction Factor Tests on 12-inch High Density Polyethylene Pipe. Conducted for Big "O" Inc., March 1989. (Steven L. Barfuss and J Paul Tullis)
  • Friction Factor Tests on 15-inch High Density Polyethylene Pipe. Conducted for Big "O" Inc., March 1989. (Steven L. Barfuss and J Paul Tullis)
  • Friction Factor Tests on High Density Polethylene Pipe. Conducted for Big "O" Inc., February 1989. (J Paul Tullis, and Steven L. Barfuss)
  • Friction Factor Tests on High Density Polethylene Pipe (18" diameter). Conducted for Big "O" Inc., February 1989. (J Paul Tullis, and Steven L. Barfuss)
  • Friction Factor Tests on High Density Polyethylene Pipe. Conducted for Hancor, Inc., October 1988. (Steven L. Barfuss, and J Paul Tullis)
  • Pipeline and Pumpstation Analysis. Conducted for Northglenn City, Colorado, May 1988. (J Paul Tullis)
  • Friction Factor Tests on Concrete Pipe. Conducted for the American Concrete Pipe Association, Vienna, Virginia, October 1986. (J Paul Tullis)
  • Manning's-n Test on Aluminum Spiral-Rib Pipe. Conducted for Kaiser Aluminum, Oakland, CA, July 1986. (J Paul Tullis)
  • Model Study of the Y-Branch in Tunnel 3 at Tarbela Dam. Conducted for Tippetts-Abbett-McCarty-Stratton, June 1983. (J Paul Tullis and Wm. Darrell South)
  • Friction Factor Tests on Spiral-Rib Pipe. Conducted for Pacific Corrugated Pipe Co., April 1983. (J Paul Tullis)
  • Model Study of the Y-Branch in Tunnel 3 at Tarbela Dam. Conducted for TAMS Engineering, October 1981. (J Paul Tullis)

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Reports, Colorado State University

  • Polymer Injection into a Boundary Layer. Conducted for the Naval Ship Research and Development Center, March 1976. (J Paul Tullis, Michael Poreh and John A. Hooper)
  • Viscous Drag Reduction in Developing Pipe Flow. Conducted for the Naval Ship Research and Development Center, November 1973. (J Paul Tullis and Kikkeri L.V. Ramu)
  • Line Loss and Rupture Tests of Nylon Tubing. Conducted for Carlisle Tire and Rubber Division, Carlisle Corporation, April 1973. (J Paul Tullis)

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