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Cheruvu, N.S. Predicting Coating
Degradation Under Variable Peak Temperatures. Presented at TurboExpo, Indianapolis, Indiana, Paper # 99-GT –381, June 7–10, 1999.
Cheruvu, N.S. Recovery of
Microstructure and Mechanical Properties of Service Run GTD-111 DS Buckets. Presented at TurboExpo, Indianapolis, Indiana, Paper # 99-GT –425, June
7–10, 1999.
Kurz, R.,
Brun, K., LeGrand, D. Field Performance Testing of Gasturbine Driven
Compressor Sets. Proceedings of the Texas A&M Turbomachinery Symposium,
College Station, Texas. 1999.
Moore, J.J., Palazzolo,
A.B., 1999, “CFD Comparison to 3D Laser Anemometer and Rotordynamic Force
Measurements for Grooved Liquid Annular Seals,” Journal of Tribology,
Vol. 121, No. 2, pp. 306-314. April 1999.
Cheruvu, N.S. Development of a
Corrosion Resistant Directionally Solidified Material for Land Based Turbine
Blades. Presented at TurboExpo, Orlando, Florida, June 2–5, Paper
97-GT-425, 1997. Also published in Transactions of the ASME, Vol. 120,
October 1998.
Kurz, R. and
Brun, K. Field Performance of Gasturbine Driven Compressors. Proceedings
of the 30th Annual Pipeline Interest and Simulation Group (PSIG), Denver,
Colorado. October 1998.
Smalley, A.J., J.R. Hollingsworth, G.L. Habets,
and H.E. Kimmel. Rotor Dynamic Analysis of a Submerged Turbine Generator Driven
by Liquefied Natural Gas. Presented at the Fifth
International Conference on Rotor Dynamics (IFToMM), Darmstadt, Germany,
September 7–10, 1998.
Cheruvu, N.S. Coating Life
Prediction of Combustion Turbine Blades. Presented at TurboExpo, Stockholm,
Sweden, Paper # 98-GT –478, June 2–5, 1998. Also published in Transactions
of the ASME, Vol. 121, p. 484, July 1998.
Cheruvu, N.S. Coating Life
Prediction Under Cyclic Oxidation Conditions. Presented at TurboExpo,
Orlando, Florida, June 2–5, Paper 97-GT-389, 1997. Also published in Transactions of the ASME, Vol. 120, pp. 609, July 1998.
Brun, K. and
R. Kurz. Measurement Uncertainties
Encountered During Gas Turbine Driven Compressor Field Testing. Accepted for publication in the
ASME Transactions—Journal of Turbomachinery and ASME Paper No. 98-GT-001, ASME Turbo Expo, Stockholm,
Sweden, June 1998.
Cheruvu, N.S. Influence of Metal
Temperature on Base Material and Coating Degradation of GTD-111 Buckets. Presented at TurboExpo, Stockholm, Sweden, Paper # 98-GT-510,
June 2–5, 1998.
Cheruvu, N.S. Microstructure and
Property Assessment of Conventionally Cast and Directionally Solidified Buckets
after Long-term Service. Presented at TurboExpo, Stockholm, Sweden,
Paper # 98-GT-511, June 2–5, 1998.
Moore, J.J., Flathers, M.,
1998, “Aerodynamically Induced Radial Volute Loading in Centrifugal Gas
Compressors - Part 1, Experimental,” Journal of Engineering for Gas Turbines
and Power, Vol. 120, No. 2. April 1998.
1997
Smalley, A.J. and D.A. Mauney. Risk-Based Maintenance of Turbomachinery.
Presented as a part of the proceedings
of the 26th Turbomachinery Symposium, Texas A&M University, Houston, Texas,
September 16–18, 1997.
Brun, K., and
Flack, R. D. Laser Velocimeter Measurements in the Turbine of an Automotive
Torque Converter, Part I - Average Measurements. ASME Journal of
Turbomachinery, Vol. 119, No. 3. July 1997.
Brun, K., and
Flack, R. D. Laser Velocimeter Measurements in the Turbine of an Automotive
Torque Converter, Part II - Unsteady Measurements. ASME Journal of
Turbomachinery, Vol. 119, No. 3. July 1997.
Moore, J.J., Palazzolo, A.B.,
1997, “Hybrid Friction-Impact Vibration Damper for Cryogenic Rotating
Machinery,” Journal of Propulsion and Power, Vol. 13, No. 4. July 1997.
Cheruvu, N.S. Environmental
Degradation of Gas Turbine Materials in Steam. Presented at TurboExpo,
Orlando, Florida, June 2–5, 1997.
Cheruvu, N.S. The Effect of Microstructural Differences on Na2SO4-Induced Corrosion of Superalloy
CMSX-4 at High Temperatures. Presented at TurboExpo, Orlando,
Florida, June 2–5, 1997.
Kurz, R., and
Brun, K. Field Testing of Gasturbines and Compressors. Proceedings of the
Texas A&M Turbomachinery Symposium, College Station, Texas. 1997.
Simmons, H.R. and A.J. Smalley. Turbomachinery Equipment,
Vibration Problems, Diagnosis. Encyclopedia of Chemical Processing and
Design, Vol. 59, pp. 320–339; ISBN:
0-8247-2610-3, 1997.
Smalley, A.J., R.M. Baldwin, D.A.
Mauney, and H.R. Millwater. Towards Risk Based Criteria for Rotor Vibration. MechE Conference on Vibrations in Rotating Machinery, Oxford,
United Kingdom, September 9–12, 1996.
Riha, D.S., H.R.
Millwater, G. Vellathottam, and P.R. Perumalswami. A Finite Element Based
Probability Contouring Method for Structural Analysis. 7th ASCE Specialty Conference
on Probabilistic Mechanics and Structural Reliability, Worcester,
Massachusetts, August 1996.
Gruver, J.
K., Flack, R. D., and Brun, K. Laser Velocimeter Measurements in the Pump of
a Torque Converter, Part I - Average Measurements. ASME Journal of
Turbomachinery, Vol. 118, No. 3. July 1996.
Brun, K.,
Flack, R. D, and Gruver, J. K. Laser Velocimeter Measurements in the Pump of
a Torque Converter, Part II - Unsteady Measurements. ASME Journal of
Turbomachinery, Vol. 118, No. 3. July 1996.
Cheruvu, N.S. In-Service
Degradation MCrA1Y Coatings. Presented at the ASME TurboExpo, June 1996.
Swaminathan, V.P. and J.M. Allen. Surface Degradation and
Cracking in Combustion Turbine Cooling Passages. Presented and published at The 41st ASME TurboExpo, Birmingham, UK,
Paper No. 96-GT-528, June 1996. Millwater, H.R.,
G.G. Chell, and D.S. Riha. A Probabilistic Creep
Fatigue Computer Program for Structural Integrity Analysis. ASME Turbo Expo, Birmingham, United Kingdom, June
1996.
McClung, R.C., H.R. Millwater, and G.G. Chell.
A Probabilistic Fracture Mechanics Analysis of Multiple Cycle Proof Testing. American Society for Testing and Materials (ASTM)
Conference, Orlando, Florida, May 1996.
Brun, K., and
Flack, R. D. The Flow Field in an Automotive Torque Converter: Laser
Velocimeter Measurements. SAE Paper No. 960721; published in SAE Special
Publication Book - Driveline and Transmission Symposium, ISBN No. 1-56091-784-9,
Book No. SP-1154. 1996.
Wu, Y.T. Development of a
Probabilistic Rotor Design Framework. Application of Probabilistic
Design Methodologies to Gas Turbine Rotating Components, Atlantic City, New
Jersey, November 1995.
Brun, K. and
Flack, R. D. Laser Velocimeter Measurements in a Mixed Flow Pump.
Proceedings of the Second International Conference on Pumps and Fans, Beijing,
China. October 17-20, 1995.
Kubiak, J.A., A. Cornero, V.P.
Swaminathan, and A. Lopez. Identification of Damage Cause in a First Row Gas
Turbine Blade. Presented at the ASME COGEN Turbo Conference,
Vienna, October 1995.
Moore, J.J., Palazzolo, A.B.
1995. “A Forced Response Analysis and Application of Impact Dampers to
Rotordynamic Vibration Suppression in a Cryogenic Environment,” Journal of
Vibrations and Acoustics. July 1995.
Chell, G.G., C.J. Kuhlman, H.R.
Millwater, and D.S. Riha. Application of Reference Stress and Probabilistic
Methodologies to Assessing Creep Crack Growth. 27th National Symposium on
Fatigue and Fracture Mechanics, Williamsburg, Virginia, June 1995.
Millwater, H.R. Application of Advanced
Probabilistic Fracture Mechanics to Life Evaluation of Turbine Rotor Blade
Attachments. 40th International Gas Turbine Conference,
Houston, Texas, June 1995.
Flack, R. D.,
Brun, K., and Schnipke, R. Natural Convection Boundary Layer Velocities in
Triangular Enclosures. International Journal of Heat and Fluid Flow, Vol.
16, No. 2, pp. 106-113. April 1995.
Swaminathan, V.P. and J.M. Allen.
Surface Degradation and
Cracking in Gas Turbine Blade Cooling Passages. 124th Annual Meeting and Exposition, TMS, Las Vegas, Nevada, February
1995.
Swaminathan, V.P.
Life Assessment Methods for
the Hot Section Components of Gas Turbines. 124th Annual
Meeting and Exposition, The Metallurgical Society (TMS), Las Vegas, Nevada,
February 1995.
Baldwin, R.M. , A.J.
Smalley, J.E. Terrell, R. Prince, C.N. Gray, L.D. Eskin, and G.H. Quentin.
Monitoring Combustion Turbine Performance in the Electric Utility Industry.
Presented at TurboExpo, Houston, Texas, June 5–8, 1995, ASME Paper No.
95-GT-51, 1995.
Swaminathan, V.P. and J.M. Allen. Surface Degradation and
Cracking in Combustion Turbine Cooling Passages. Presented at the TMS Annual Meeting and Exposition, Las Vegas, NV,
February 1995. To appear in a special issue of Materials and Manufacturing
Processes, Vol. 10, No. 5, 1995.
Brun, K. and
Flack, R. D. A Method to Employ Laser Velocimetry to Measure the Periodic
Velocity Fields in Multi-Element Turbomachines with Discrete Sampling.
Journal of Physics E: Measurement Science Technology, Vol. 5, pp. 418-425. 1994.
Brun, K.,
Flack, R. D., Ainley, S. B. Secondary Flow Measurements in a Mixed Flow Pump
Using Laser Velocimetry. Proceedings of the Seventh International Symposium
on Applications of Laser Techniques to Fluid Mechanics, Lisbon, Portugal. July
1994.
Baldwin, R.M., D.T.
Lincoln, A.J. Smalley, P.K. Fink, and G.H. Quentin. The Design of an
Automated Expert System for Gas Turbine Diagnostics and Trending. ASME PWR, Vol. 26, pp.
299–308, Presented at the 1994 International Joint Power Generation
Conference, Phoenix, Arizona, October 2–6, 1994.
Cheruvu, N.S. Turbines for the
Turn of the Century. Mechanical Engineering, pp. 1–9, June 1994.
Lifson, A., H.R. Simmons, and A.J.
Smalley. Rotating Equipment,
Vibration Limits. Encyclopedia of
Chemical Processing and Design, Vol. 48, Marcel Dekker, Inc., 1994.
McClung, R.C. Finite Element
Analysis of Specimen Geometry Effects on Fatigue Crack Closure. Fatigue
and Fracture of Engineering Materials and Structures, Vol. 17, No. 8, pp.
861–872, 1994.
McClung, R.C. and S.J. Hudak. Surface Crack Growth in Inconel
718 During Large Unload-Reload Cycles. Fracture Mechanics, Vol. 24, ASTM STP 1207, pp. 706–721, 1994.
McClung, R.C., G.G.
Chell, D.A. Russell, and G.E. Orient. Development of a Practical Methodology
for Elastic-Plastic Fatigue Crack Growth. Advanced Earth-to-Orbit Propulsion
Technology—1994, NASA CP 3282, Vol. 2, pp. 248–257, 1994.
Simmons, H.R., A.J. Smalley, R.W. Frischmuth, G. Lapini,
and G. Robinson. Tools for Diagnosing Case
Deflections and Alignment on a Power Utility Combustion Turbine. ASME
Paper No. 92 GT-179, presented at TurboExpo, Cologne, Germany, June 1992,
published in the
Transactions of the ASME, Journal of Engineering for Gas Turbines and Power,
pp. 190–197, January 1994.
Swaminathan, V.P., G.R. Leverant, L.D. Nottingham, and P.F.
Sabourin. Quantification of NDE
Uncertainty by Boresonic Evaluation and Destructive Sectioning of Steam
Turbine Rotors. ASME Joint Power Generation Conference, Phoenix, Arizona, October
1994.
Swaminathan, V.P. and S.J. Lukezich.
Degradation of Transition Duct Alloys in Gas Turbines. Advanced
Materials and Coatings for Combustion Turbines, Eds. V.P. Swaminathan and
N.S. Cheruvu, Proceedings of ASM 1993 Materials Congress, ASM International,
March 1994.
Swaminathan, V.P., R. Viswanathan, and C.P.
Clark. Material Property Studies of
Two High-Pressure Turbine Rotors for Remaining Life Assessment. ASME Journal of Engineering
Materials and Technology, Vol. 116, pp. 19–26, January 1994.
Development of Requirements
for an Advanced Gas Turbine System. Presented at The Hague, Netherlands,
June 1994, Paper No. 94-GT-388, 1994.
Flack, R. D.,
Brun, K., and Radford, J. B. Convection Velocity Measurements in the Crevices
of Furniture. Journal of Fire Sciences, Vol. 12, pp. 481-495. 1994.
Brun, K. and R.D. Flack. A Method to Employ Laser Velocimetry to Measure the Periodic Velocity Fields in Multi-Element
Turbomachines with Discrete Sampling. Journal of
Physics E: Measurement Science Technology, Vol. 5, pp. 418–425, 1994.
Smalley, A.J., R.M. Baldwin, G.H.
Quentin, and H.R. Simmons. Diagnostic Technology for Combustion Turbines in
Power Plants. Presented at the Symposium on Diagnostics of
Rotating Machines in Power Plants, Udine, Italy, October 27–29, 1993.
Brun, K. and
Flack, R. D. Transient Velocity Measurements in Multi-Component Turbomachines.
Proceedings of the ASME/SPIE 5th International Conference on Laser
Velocimetry, Veldhoven, Netherlands. SPIE Conference Proceedings, Vol. 2052, pp.
419-423. August 1993.
Baldwin, R.M., H.R. Simmons, A.J. Smalley, and G.H.
Quentin. An Evolution of Transient Vibration Diagnostic Systems for
Troubleshooting Power Plant Rotating Equipment.
Presented at the EPRI Troubleshooting Power Plant Rotating Machinery
Vibrations Short Course and Symposium, San Diego, California, May 19–21,
1993.
Simmons,
H.R., P.J. Troxler, A.J. Smalley, G.J. Robinson, and R.W. Frischmuth. Turning Gear Operation: Its
Influence on Combustion Turbine Rotor Eccentricity and Starting Dynamics. ASME Paper No. 93-GT-273, ASME TurboExpo, Cincinnati, Ohio, May 1993.
Simmons, H.R., A.J. Smalley, P.J.
Troxler, M.L. Adams, and R.W. Frischmuth. Tools for Troubleshooting
Misalignment of Power Plant Turbomachinery. Presented at the EPRI
Troubleshooting Power Plant Rotating Machinery Vibrations Short Course and
Symposium, San Diego, California, May 19–21, 1993.
Cheruvu, N.S.
Influence of Aging on Microstructure and Mechanical Properties of Cobalt
Base Alloys. Proceedings of ASM Symposium on Advanced Materials and Coatings for
Gas Turbines, p. 123, 1993.
1992
Millwater, H.R., A.J. Smalley,
Y.T. Wu, T.Y. Torng, and B.F. Evans. Computational Techniques for
Probabilistic Analysis of Turbomachinery. Presented at TurboExpo, June 1–4,
1992, Cologne, Germany; ASME Paper No. 92-GT-167, 1992.
Swaminathan, V.P. Aging Degradation of Nickel
Base Superalloys in Hot Gas Path Components in Gas Turbines. First International Symposium on Microstructure and Mechanical
Properties of Aging Materials, ASM International/TMS Materials Week,
Chicago, Illinois, November 1992.
Swaminathan, V.P., H.B.
Owens, and N. Hicks. Evaluation of Gas Turbine
Transitions After 20,000 and 37,000 Hours of Service. TurboExpo, Cologne, Germany, Paper No. 92-GT-274, June
1992.
1991
Cheruvu, N.S.
Key Variables Affecting the
Susceptibility of Shrunken Discs to Stress Corrosion Cracking. Proceedings of Conference on Life Assessment of Corroding Structures,
Hawaii, Paper 57, November 1991.
Cheruvu, N.S.
Effect of Long-Term Service
Exposure on Microstructure and Mechanical Properties of a CrMoV Steam
Turbine Rotor Steel. Metallurgical Transactions A, Vol. 22A,
pp. 1811–1820, August 1991.
Cheruvu, N.S.
Microstructural Changes in a
Service Exposed CrMoV Rotor Steel Subjected to High Temperature Low Cycle
Fatigue. Materials Transactions, Japan Institute of Metals,
Vol. 32, No. 2, pp. 135–144, 1991.
Harris, R.E., H.R. Simmons, A.J. Smalley, R.M.
Baldwin, and G. Quentin. Remote Condition Monitoring of a Peaking Gas Turbine. Presented at TurboExpo, June 3–6, 1991, Orlando,
Florida; ASME Paper No. 91-GT-185, June 1991.
Simmons, H.R., A.J. Smalley, C.E.
Edlund, and R.W. Frischmuth. Monitoring Compressor Blade
Tip Clearance in Combustion Turbines. Presented at the EPRI Steam and Combustion
Turbine Blading Conference, Orlando, Florida, January 29–31, 1992.
Swaminathan, V.P. and H.G. Pennick. Remaining Life Assessment of
the East River 7 High-Pressure Rotor.
International Joint Power Generation Conference, PWR-Vol. 15, pp. 69–78,
October 1991.
1990
Cheruvu, N.S.
Metallurgical Characterization of a High-Pressure Rotor for Remaining
Service Life Assessment After 26 Years of Service. Journal of Engineering
for Gas Turbines and Power, Vol. 112, pp. 543–549, October 1990.
Cheruvu, N.S.
Life Assessment of an HP-IP Rotor Under Creep Service Conditions. Journal of Engineering
for Gas Turbines and Power, Vol. 112, p. 237,
1990.
Lamping, G.A., S.J.
Lukezich, H.R. Simmons, and V.P. Swaminathan. Failures of Steam Turbine Blading and Bolting After Twelve Years of Operation. Presented at the 1990 ASME/IEEE
International Joint Power Generation Conference, Boston, Massachusetts,
October 21-25, 1990. Reprinted from Advances in Steam Turbine Technology for
Power Generation, PWR-Vol. 10, Book No. G00518, 1990.
Simmons, H.R.
and A.J. Smalley. Effective Tools for
Diagnosing Elusive Turbomachinery Dynamics Problems in the Field. Journal of Engineering for Gas Turbines and Power,
Vol. 112, October 1990.
Smalley, A.J. Managing Influence
Coefficients for Turbomachinery Balancing: The Use of Regression Techniques. Proceedings of the 3rd International Conference
on Rotordynamics, Lyon, France, September 10–12, 1990.
Swaminathan, V.P., J.M. Allen, and T.R.
Sharron. EPRI Superalloy Database for
Hot Section Gas Turbine Blades. Life Assessment & Repair Technology for Combustion Turbine Hot
Section Components Conference Proceedings, R. Viswanathan and J.M. Allen,
Eds. ASM International, pp. 129–136, 1990.
SwRI can offer you a full range of capabilities and experience in
rotating machinery technologies including becoming an extension of your engineering department. For
more information about rotating machinery technologies, or how you
can contract with Southwest Research Institute (SwRI), please contact
Jeff
Moore, Ph.D., at jmoore@swri.org
or (210) 522-5812.
machinery.swri.org
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