Operation of A mesoscopic gas turbine simulator at speeds in excess of 700,000 RPM on foil bearings

Proceedings of the ASME Turbo Expo 2004

Volumn 6, Issue , 2004, Pages 87-94

  Salehi, Mohsen ^a   Heshmat, Hooshang ^a   Walton II, James F ^a   Tomaszewski, Michael ^a  

^a MOHAWK INNOVATIVE TECHNOLOGY INC   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

AERODYNAMICS; COMPUTER SIMULATION; FREQUENCIES; POWER GENERATION; ROTORS; THRUST BEARINGS;

MESOSCOPIC GAS TURBINE ENGINES (MGTE); NON-AERODYNAMIC WHEELS; SPIN AXIS; THERMAL MANAGEMENT;

GAS TURBINES;

EID: 10244222832     PISSN: None     EISSN: None     Source Type: Conference Proceeding    
DOI: 10.1115/gt2004-53870     Document Type: Conference Paper

References (17)

1. Isomura, K. et al., 2002, "Development Of Microturbocharger and Microcombustor For A Three-Dimensional Gas Turbine At Microscale", Proceedings, ASME Turbo EXPO 2002, Paper GT-2002-30580, June 3-6, 2002, Amsterdam, The Netherlands.
2. Mohawk Innovative Technology Inc. (MiTi®) Development Newsletter, 2003, "Mesoscopic Turbojet Simulator Tested at Speeds Above 700,000 rpm on Air Foil Bearings", Vol. 17, pp. 1-4.
3. Uechi, H., Kimijima, S., Kasagi, N., 2001, "Cycle analysis of gas turbine-fuel cell hybrid micro generation system", Proceedings, International Joint Power Generation Conference, Paper JPGC2001/PWR-19171, June 4-7, New Orleans, LA.
4. Kang, S., Stampfl, J., Cooper, A., Prinz, F., 2001, "Application Of The Mold SDM Process To The Fabrication Of Ceramic Parts For A Mircro Gas Turbine Engine", Publication of Rapid Prototyping Laboratory, Stanford University, Stanford, CA 94305.
5. Ku, C.P.R., and Heshmat, H., 1994, "Structural Stiffness and Coulomb Damping in Compliant Foil Journal Bearings: Theoretical Considerations", Tribology Transactions., Vol. 37, No. 3, pp. 525-533.
6. Ku, C.P.R., and Heshmat, H., 1994, "Structural Stiffness and Coulomb Damping in Compliant Foil Journal Bearings: Parametric Studies", STLE Tribology Trans., Vol. 37, No. 1, pp.255-262.
7. Salehi, M., Heshmat, H., Walton, J., 2003, "The Frictional Damping Characterization of Compliant Bump Foils", ASME journal of Tribology, Vol. 125, No. 4, pp. 804-813.
8. Heshmat, H. and Ku, C.P.R., 1994, "Structural Damping of Self-Acting Compliant Foil Journal Bearings." ASME Paper No. 93-Trib-16, ASME Journal of Tribology, Vol. 116, No. 1, pp.76-82.
9. Heshmat, C.A., Xu, D. and Heshmat, H., 2000, " Analysis of Gas Lubricated Foil Thrust Bearings Using Coupled Finite Element and Finite Difference Methods", ASME Journal of Tribology, Vol. 122, pp. 199-204.
10. Heshmat, H., Walowit, J., and Pinkus, O., 1983, "Analysis of Gas-Lubricated Compliant Thrust Bearings", ASME Journal of Lubrication Technology, Vol. 105, No. 4, pp. 638-646.
11. Heshmat, H., Walowit, J., and Pinkus, O., 1983, "Analysis of Gas-Lubricated Compliant Journal Bearings", ASME Journal of Lubrication Technology, Vol. 105, No. 4, pp. 647-655.
12. Heshmat, H., 1999, The Integration of Structural and Fluid Film Dynamic Elements in Foil Bearings- Part I: Past Approaches to the Problem," Proceedings, 1999 ASME Design Engineering Technical Conferences, 17th Biennial Conference on Mechanical Vibration and Noise, ASME Paper No. DETC/VIB-8271, September 12-15, Las Vegas, Nevada.
13. Heshmat, H., 1999, "Operation of Foil Bearings Beyond the Bending Critical Mode," Transaction of ASME, Journal of Tribology, Vol. 122, pp. 192-198.
14. Heshmat, H., 1993, "Role of Compliant foil Bearings in Advancement and Development of High-Speed Turbomachinery", Publication of ASME Pumping Machinery, Ed. by P. Cooper, FED - Vol. 154, pp. 359-377.
15. Heshmat, H. "Advancements In The Performance of Aerodynamic Foil Journal Bearings: High Speed and Load Capability", ASME Journal of Tribology, Vol. 116, No. 2 April 1994, pp.287-295.
16. Heshmat, H., Chen, H. M., and Walton, J. F., "On the Performance of Hybrid Foil-Magnetic Bearings", Journal of Engineering for Gas Turbines & Power, Vol. 122, Jan, 2000, pp 73-81.
17. Walton, J.F. and Heshmat, H., 1999, "Application of Foil Bearings to Turbomachinery Including Vertical Operation," Proceedings, ASME Turbo EXPO 1999, ASME Paper 99-GT-391, Indianapolis, IN.