Ressources

Articles spécialisés

Branagan, M., Morgan, N., Goyne, C., Fittro, R., Rockwell, R. and He, M., 2020. Hydrodynamic Performance Characteristics of a Fluid Film Journal Bearing With a Rectangular Jacking Pocket. Journal of Tribology, 142(2).

Branagan, M., Griffin, D., Branagan, L., “Numerical Analysis of Long, Cylindrical Bore Bearing Including Shaft Bending”, Proceedings of 18th EDF/Pprime Workshop, 2019.

September, 2018, “Effective Fluid Film Bearing Damage Assessment”, Fleet Modernization and Maintenance 2018, Virginia Beach, VA.

Deng, X., Weaver, B., Watson, C., Branagan, M., Wood, H. and Fittro, R., 2018. Modeling Reichardt’s formula for eddy viscosity in the fluid film of tilting pad thrust bearings. Journal of Engineering for Gas Turbines and Power, 140(8).

June, 2018, “Thrust and Guide Bearing Workshop”, Hydrovision 2018, Charlotte, NC.

April, 2018, “Fluid Film Bearings – Fundamentals / Damage / Repair”, International Conference of Doble Clients, Boston, MA.

February, 2018, “Fluid Film Bearings – Alstom Designs – Fundamentals / Damage / Repair”, Alstom Owners Conference, Charlotte, NC.

February, 2018, “Workshop on Radial and Thrust Bearing Analysis”, Auburn, CA.

February, 2018, “Run/Repair Decision, Working Thru the Difficulties- Confronting the Myths”, Day Griffin, 501F Users Group, Orlando, FL.

January 2018, “Making difficult repair versus replacement decisions for fluid film radial and thrust bearings”, Dynegy Vendor Fair, Dallas, TX.

September 2017, “Bearing Rotordynamics- Vibrations and you”, Day Griffin, Vibration Institute Meeting, Concord, NC.

Branagan, M., Morgan, N., Weaver, B. and Wood, H., 2017, June. Response Surface Mapping and Multi-Objective Optimization of Tilting Pad Bearing Designs. In Turbo Expo: Power for Land, Sea, and Air (Vol. 50923, p. V07AT34A032). American Society of Mechanical Engineers.

Weaver, B., Tsukuda, T., Rizvi, S.A.A., Schwartz, B., Nichols, B., Griffin, D., Branagan, M., Fittro, R., Lin, Z. and Wood, H., 2017. Experimental Measurements of Turbomachinery Rotordynamics, Component Performance, and Dynamic Control at ROMAC—A Review. J. Gas Turbine Soc. Jpn., 45(4), pp.235-242.

January 2017, « Non-Destructive Evaluation (NDE) of Journal and Thrust Bearings:  UT / PT of the bond line », EPRI Turbine Generator Users Group, Memphis, TN.

October 2016, « Effective Rehabilitation of Fluid Film Thrust and Guide Bearings », NHA Hydraulic Power Fall Retreat, Green Bay, WI.

June 2016 « Fundamentals of a Babbitted Bearing Repair Assistant », Proceedings of the ASME2016 Power and Energy Conference, PowerEnergy2016-59389, Charlotte, NC.

Branagan, M., Griffin, D., Goyne, C. and Untaroiu, A., 2016. Compliant gas foil bearings and analysis tools. Journal of Engineering for Gas Turbines and Power, 138(5).

“Numerical optimization and response surface mapping by experimental design of tilting pad bearings”, M. Branagan, N. Morgan, B. Weaver, A. Untaroiu, H. Wood, Proceedings of 14th EDF/Pprime Workshop, 2015.

April 2015, “Survey of Damage Investigation of Babbitted Industrial Bearings”, Lubricants 2015, 3(2), 91-112. Print.

February, 2014, “Fluid Pivot® Bearings in Brushless Exciters”, Siemens, Orlando, FL.

February, 2014, “Fluid Film Bearings for HydroElectric facilities”, (3) 1-day seminars, Pacific Gas & Electric, Auburn, CA.

December, 2013, “Fluid Film Bearings”, 3-day seminar, Coal Creek Power Plant, Great River Energy, North Dakota.

May, 2013, “Fluid Film Bearings”, 3-day seminar, Krsko Nuclear Power Plant, Slovenia.

June 2012, “Fluid Film Bearings:  Fundamentals, Damage Mechanisms and Assessment”, 18-hour seminar, Intermountain Power Plant, Utah.

February 2012, “Assessment of Fluid-Film Bearing Condition”, EPRI Large Electric Motor Users Group, New Orleans, LA.

February 2012, “Fluid Film Bearings:  Fundamentals, Damage Mechanisms and Assessment”, 6-hour, Cardinal Power Plant, Cardinal Ontario.

February 2012, “Fluid Film Bearings:  Fundamentals, Damage Mechanisms and Assessment”, 6-hour, Ontario Power Generation Lambton Power Plant, Ontario.

January 2012, “Fluid Film Bearings:  Fundamentals, Damage Mechanisms and Assessment”, 6-hour, Hoosier Power Merom Station.

January 2012, “Bearing General Repair and Procurement Specifications”, EPRI Turbine Generator Users Group, Phoenix, AZ.

December, 2011, “Manual of Bearing Failures and Repair in Power Plant Rotating Equipment”, Electric Power Research Institute Document #1021780, revised by Lyle Branagan.

October 2011, “Fluid Film Bearing Damage Analysis”, CANDU 2011 Meeting, Toronto Ontario.

September, 2011, “Fluid Film Bearings”, 8-hour seminar, Cardinal Power, Cardinal, Ontario.

September, 2011, “Gas Turbine Radial Bearings”, 2-hour seminar, Combustion Turbine Operator’s Task Force, Scottsdale, AZ.

August, 2011, “Fluid Film Bearings: Fundamentals, Damage Mechanisms and Assessment”, 16-hour seminar with Fred Wiesinger for Siemens Engineering/QA group, Siemens, Orlando, FL.

August 2011, “Update on Modern Bearing Babbitts”, Electric Power Research Institute Turbine Generator Users Group, Albany, NY.

July, 2011, “Babbitted Bearing Overview”, 4-hour seminar, Electric Power Research Institute, Predictive Maintenance Users Group meeting, Albequerque, NM.

February, 2011, “Gas Turbine Thrust Bearings”, 2-hour seminar, Combustion Turbine Operations Task Force, West Palm Beach, FL.

February 2011, “Solving Bearing Misalignment Issues”, with STP and Sulzer Pump, EPRI Feed Pump Repair Users Group, San Antonio, TX.

January, 2011, “Guard Your Clearance”, 4-hour seminar, 32nd Energy Generation Conference, Bismarck, ND.

October, 2010, “Fluid Film Bearings”, 8-hour seminar for Siemens/Dominion Energy, Siemens, Richmond, VA.

October, 2010, “Parametric Study of Turbine-Generator Bearing Vibrations:  Challenges to the Evaluation of Field Conditions”, Electric Power Research Institute Report #E-P29777, Final Report, Principal Investigator Lyle Branagan.

July 2010, “Workshop on Hydroelectric Thrust and Guide Bearings”, with Fred Wiesinger, Chuck Wiley, and Chris Ettles, Hydrovision International, Charlotte, NC.

July, 2009, “Fluid Film Bearings”, 2-hour seminar, Electric Power Research Institute, Madrid, Spain.

October, 2008, “Fluid Film Bearings”, 2-hour seminar, Electric Power Research Institute, Major Component Reliability Workshop, Noosa, Queensland, Australia.

July, 2008, “Fluid Film Bearings”, Progress Energy, Kings Mountain, NC.

July, 2007, “Fluid Film Bearings: Fundamentals, Damage Mechanisms, and Assessment”, part of Lubrication and Bearings Workshop, Nuclear Power Maintenance Committee of the Electric Power Research Institute (EPRI), Charlotte, NC.

May, 2006, “Fluid Film Bearings”, technical part of Annual Meeting of the Charlotte, NC, chapter of the Vibration Institute.

January, 2005, “Journal Bearings: Design, Operations, Failure Modes, and Repair”, part of Turbine Generator Users Group (TGUG) Workshop, Electric Power Research Institute, St. Pete Beach, FL.

November, 2004, “Fluid Film Bearings: Fundamentals, Damage Mechanisms, and Assessment”, part of Lubrication and Bearings Workshop, Nuclear Power Maintenance Committee of the Electric Power Research Institute, Charlotte, NC.

September, 2004, “Fluid Film Bearings: Fundamentals, Damage Mechanisms, and Assessment”, 12-hour seminar, Beaver Valley Nuclear Station.

August, 2004, “Fluid Film Bearings: Fundamentals, Damage Mechanisms, and Assessment”, part of Pump Users Group (PUG) meeting, Nuclear Power Maintenance Committee of the Electric Power Research Institute, Charlotte, NC.

July, 2004, “Fluid Film Bearings”, 8-hour seminar, Surry Nuclear Station.

July, 2004, “Fluid Film Bearings”, 8-hour seminar, Calvert Cliffs Nuclear Station.

March, 2004, “Fluid Film Bearings”, 8-hour seminar with Fred Wiesinger, Point Beach Nuclear Station.

June, 2003, “Fluid Film Bearings: Fundamentals, Damage Mechanisms, and Assessment”, part of Lubrication and Bearings Workshop, Nuclear Power Maintenance Committee of the Electric Power Research Institute, Mystic, CT.

January, 2002, “Fluid Film Bearings: Fundamentals, Damage Mechanisms, and Assessment”, part of Lubrication and Bearings Workshop, Nuclear Power Maintenance Committee of the Electric Power Research Institute, Raleigh, NC.

March, 2000, “Damage Evaluation in Babbitted Bearings”, part of Lubrication and Bearings Workshop, Nuclear Power Maintenance Committee of the Electric Power Research Institute, Williamsburg, VA.

Branagan, Lyle A., “Update on Modern Babbitts”, Electric Power Research Institute, Turbine Generator Users Group, August, 2011.

Branagan, Lyle A., “Guard Your Film Clearance”, Doble Revolutionary Machines conference, Hollywood, FL, November 2010.

Branagan, Lyle A., Herran, Greg and Griffin, Day J., “Review of Babbitt (Whitemetal) Analysis Using XRF-Analyzer”, Proceedings of the 9th EDF / Pprime Workshop, Poitiers, France, October 2010.

Branagan, Lyle A. and Herran, G., “Review of Babbitt (Whitemetal) Analysis Using XRF-Analyzer”, Proceedings of the ASME 2010 Power Conference, ASME #POWER2010-27256, Chicago, IL, July, 2010.

Branagan, Lyle A. and Wright, Parker, “Comments on Prediction of Flows and Mixing in Vertical Oil Sumps”, Proceedings of 2010 STLE Annual Meeting, Las Vegas, NV, May, 2010.

Branagan, L. A., and Cleminson, J. C., “Thermal Fatigue of Several Babbitts on Flat Plates: Part II Loaded Expansion”, STLE 62nd Annual Meeting, Philadelphia, May 2007.

Branagan, L. A., and Cleminson, J. C., “Thermal Fatigue of Several Babbitts on Flat Plates: Part I Unloaded Expansion”, Proc. of the IJTC 2006 Conference, IJTC2006-12216, October 2006.

Branagan, L. A., “Toward a Quantitative Analysis of Journal and Bearing Scratches”, Proc. of the 5th EDF & LMS Poitiers Workshop, Futuroscope, October 2006.

Cleminson, J. C. and Branagan, L. A., “Thermal Cycling of White Metal Alloys”, Proc. of the 5th EDF & LMS Poitiers Workshop, Futuroscope, October 2006.

Branagan, L. A., “Damage Analysis of Babbitted Bearings”, Proc. of the Noria Corporation Lubrication Excellence Workshop 2003, November 2003 (similar presentation in 2004).

Bearing Damage Flip Chart, Pioneer Motor Bearing Company, Item #ETS0103, Kings Mountain, NC, 2002 (also, 3rd edition printed 2006/2007).

Branagan, L. A. and Barrett, L. E., « Influence of Cross-Film Viscosity on the Thermal Analysis of Fluid-Film Bearings, » STLE Preprint #98- AM-7A-1, presented at the STLE Annual Meeting in Detroit, May 1998.

Branagan, L. A. and Wasserman, P. D., « Introductory Use of Probabilistic Neural Network for Spike Detection from On-Line Vibration Diagnostic System, » Intelligent Engineering Systems Through Artificial Neural Networks, Vol II, ASME Press, New York, 1992. [2nd Runner-Up, Novel Engineering Applications Award]

Branagan, L. A., « Data Interpolation for Vibration Diagnostics Using Two-Variable Correlations, » ASME PWR-Vol.15, October 1991, pp. 7- 11.

Branagan, L. A., « Vibration of a Utility Generating Unit Under Seismic Loading, » Proceedings of the American Power Conference, April-May 1991, pp. 671-674.

Branagan, L. A., « Challenges to Reporting for On-Line Vibration Monitoring of a Turbine Generator Set, » ASME paper #90-JPGC/Pwr- 29, October 1990.

Branagan, L. A., « Application of an On-Line Vibration Diagnostic Monitoring System to a Utility Turbine Generator Unit, » presented at the EPRI 4th Incipient Failure Detection Conference, Philadelphia, PA, October 1990.

Branagan, L. A., « Data Management for On-Line Vibration Diagnostic Monitoring Systems, » ASME paper #89-JPGC/Pwr-27, October 1989.

Branagan, L. A. and Scheibel, J. R., « Design Considerations for On- Line Vibration Diagnostic Systems, » Proceedings of the 7th Power Plant Dynamics, Control, and Testing Symposium, U.Tenn and IEEE, Knoxville, Tennessee, June 1989.

Branagan, L. A. and Barrett, L. E., « A Manual for Use with the Tilting Pad Bearing Program THPAD », University of Virginia Report #UVA/643092/MAE88/384, June 1988.

Branagan, L. A. and Barrett, L. E., « A Manual for Use with the Multilobe Bearing Program THBRG », University of Virginia Report #UVA/643092/MAE88/373, February 1988.

Branagan, L. A., « Approximate Analysis of Bearings in Flexible Supports with Examples, » presented at the ROMAC Short Course on Vibrations in Pumps and Hydraulic Turbines, Charlottesville, Virginia, July 1985.

Branagan, L. A., « Vibration Testing on A 3-Megawatt Cogeneration Unit Turbo-generator, » presented at the ROMAC Short Course on Vibrations in Compressors, Fans, and Turbines, Charlottesville, Virginia, August 1984.

Branagan, L. A., « Vibration Problems in Vertical Pumps, » presented at the EPRI/ROMAC Pump Workshop, Toronto, Ontario, August 1982.

Allaire, P. E., Branagan, L. A., and Kocur, J. A., « Aerodynamic Stiffness of an Unbounded Eccentric Whirling Centrifugal Impeller with an Infinite Number of Blades, » University of Virginia Report #UVA/643092/MAE82/198, June 1982.

Vigour, J., Sato, C., and Branagan, L., « Mesh Generation for Two Dimensional Impellers, » University of Virginia Report #UVA/643092/MAE82/197, June 1982.

Branagan, L. A. and Gunter, E. J., « Users Manual for Rotor Stability Program MODSTB, » University of Virginia Report #UVA/643092/MAE84/280, June 1981.

Branagan, L. A., Kirkpatrick, W. M., and Gunter, E. J., « Stability Analysis of the Oxygen Pump for the Space Shuttle Main Engine, » University of Virginia Report #UVA/528140/MAE80/118, October 1980.

De nombreux rapports internes de Pioneer Motor Bearing Company, Lockheed-Martin et Pacific Gas & Electric, ainsi que des articles non évalués par des pairs pour la Society of Tribologists and Lubrication Engineers (STLE) ne sont pas répertoriés.

Lyle Branagan est membre du groupe consultatif technique (TAG) de l’EPRI pour :

  • Systèmes de lubrification de la pompe de recirculation et de la pompe de refroidissement du réacteur (2006)
  • Composant intelligent – Moteurs et pompes (2007)
  • Santé opérationnelle des composants en temps réel (RTCOH) – Moteurs et pompes (2010-2012)

Relations spéciales et contrats de licence

1964-1992 : Alliance avec la Glacier Metal Company

La relation entre Pioneer et Glacier, outre le fait qu’elle permet à Pioneer de bénéficier d’un mentor de classe mondiale dans le domaine des roulements, a créé une valeur ajoutée pour les clients.

Alliance Pioneer avec la Glacier Metal Company

Travaillant avec Glacier

L’alliance Glacier-Pioneer a généré une valeur ajoutée aux turbines solaires de San Diego, en Californie.

1989 : Accord d’approvisionnement exclusif avec Westinghouse Electric Corp.

En mars 1989, Pioneer est devenu le fournisseur exclusif de la Power Generation Business Unit (PGBU) de Westinghouse Electric.

1989 : Accord d’approvisionnement exclusif avec Westinghouse Electric Corp.
1989 : Licence exclusive de propriété intellectuelle accordée par Westinghouse pour le service et le soutien.

1989 : Licence exclusive de propriété intellectuelle accordée par Westinghouse pour le service et le soutien.

Avec cette licence, Pioneer devient la première société de paliers nord-américaine indépendante d’un OEM à se voir accorder une licence par un OEM dans l’industrie de la production d’énergie.

1993 : Licence exclusive accordée par ABB pour le service et le soutien.

Ayant gagné la confiance d’ABB, cette dernière a suivi l’exemple de Westinghouse en 1993 et a conclu un accord de licence exclusive avec Pioneer.

1993 : Licence exclusive accordée par ABB pour le service et le soutien.
2000 : Alstom acquiert l’activité turbine de puissance d’ABB et adopte et étend la licence

2000 : Alstom acquiert l’activité turbine de puissance d’ABB et adopte et étend la licence

Après une tentative de collaboration de 16 mois dans le cadre d’une entreprise commune (ABB ALSTOM POWER), Alstom Power a acquis la part de 50 % d’ABB.

2005—2017 : Alliance avec Rolls-Royce Power Engineering

Les contrats officiels constituant l’alliance entre Rolls-Royce Power Engineering et Pioneer ont été signés en février 2005.

2005—2017 : Alliance avec Rolls-Royce Power Engineering
2017 : General Electric acquiert Alstom Power et conserve la licence Pioneer

2017 : General Electric acquiert Alstom Power et conserve la licence Pioneer

Fin 2017, dans le cadre de son acquisition d’Alstom Power, GE a approuvé la licence Alstom Power accordée à Pioneer et a tenu à maintenir son existence.

2017 : Zollern fait de Pioneer son titulaire exclusif en Amérique du Nord pour le soutien technique

En 2017, la division Plain Bearing Technology du groupe Zollern a conclu un accord de licence technologique exclusif avec Pioneer.

2017 : Zollern fait de Pioneer son titulaire exclusif en Amérique du Nord pour le soutien technique
2014 : Début de la collaboration avec Yamato Metal au Japon

2014 : Début de la collaboration avec Yamato Metal au Japon

En 2014, Yamato Metal a approché Pioneer pour soutenir ses efforts visant à développer le marché secondaire des paliers en babbitt au Japon.

2014 : Début de la collaboration avec Yamato Metal au Japon

Voir les contrats de licence

Siemens Energy (Auparavant Westinghouse)

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Alstom (Auparavant ABB)

Télécharger le communiqué de presse

Alstom (Auparavant ABB)

Télécharger l’information sur les services

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