0
TECHNICAL PAPERS: Gas Turbines: Cycle Innovations

Models for the Prediction of Transients in Closed Regenerative Gas Turbine Cycles With Centrifugal Impellers

[+] Author and Article Information
Theodosios Korakianitis

University of Glasgow, Glasgow G12 8QQ, UKe-mail: t.Alexander@mech.gla.ac.uk

N. E. Vlachopoulos

Panafon SA, Athens, Greece

D. Zou

Department of Physical Therapy, Washington University, St Louis, MO 63130

J. Eng. Gas Turbines Power 127(3), 505-513 (Jun 24, 2005) (9 pages) doi:10.1115/1.1806450 History: Received November 01, 1993; Revised February 01, 1994; Online June 24, 2005
Copyright © 2005 by ASME
Your Session has timed out. Please sign back in to continue.

References

Moody, F. J., 1990, Introduction to Unsteady Thermofluid Mechanics, Wiley, New York.
Kuhlberg, J. F., Sheppard, D. E., King, E. O., and Baker, J. R., 1969, “The Dynamic Simulation of Turbine Engine Compressors,” AIAA Paper No. 69-486.
Kalnitsky,  K. C., and Kwatny,  H. G., 1981, “A First Principles Model for Steam Turbine Control Analysis,” ASME J. Dyn. Syst., Meas., Control, 103, pp. 61–68.
Adams,  J., Clark,  D. R., Louis,  J. R., and Spanbauer,  J. P., 1965, “Mathematical Modeling of Once-Through Boiler Dynamics,” Trans. IEEE, Power Apparatus Syst.,84, pp. 146–156.
Corbett,  A. G., and Elder,  R. L., 1974, “Stability of an Axial Flow Compressor With Steady Inlet Conditions,” J. Mech. Eng. Sci., 16, pp. 377–385.
Macdougal,  I., and Elder,  R. L., 1983, “Simulation of Centrifugal Compressor Transient Performance for Process Plant Applications,” ASME J. Eng. Power, 105, pp. 885–890.
Ray,  A., and Bowman,  H. F., 1976, “A Nonlinear Dynamic Model of a Once-Through Subcritical Steam Generator,” ASME J. Dyn. Syst., Meas., Control, 98, pp. 332–339.
Fink,  D. A., Cumpsty,  N. A., and Greitzer,  E. M., 1992, “Surge Dynamics in a Free-Spool Centrifugal Compressor System,” ASME J. Turbomach., 114, pp. 321–332.
Korakianitis, T., Hochstein, J. I., and Zou, D., 1993, “Prediction of the Transient Thermodynamic Response of a Closed-Cycle Regenerative Gas Turbine,” ASME J. of Turbomach. (in press), ASME Paper No. 93-GT-136.
Rocketdyne, 1986, “Space Station Work Package WP-04 Power System Preliminary Analysis and Design Document,” Rocketdyne RI/RD85-320-2, December.
Rocketdyne, 1989, “Allied-Signal Interim Design Review for the CBC/PGS for the NASA Space Station Freedom,” Rocketdyne Report No. 41-9311, November.
Krain, H., and Hoffmann, W., 1989, “Centrifugal Impeller Geometry and its Influence on Secondary Flows,” in AGARD Conference Proceedings CP-469 “Secondary Flows in Turbomachines.”
Kays, W. M., and London, A. L., 1984, Compact Heat Exchangers, McGraw-Hill, New York.

Figures

Grahic Jump Location
Component schematic and temperature-entropy diagram for the regenerative Brayton cycle. (The value of S1 is arbitrary).
Grahic Jump Location
Rotating-passage geometry for centrifugal impellers
Grahic Jump Location
Control-volume model with 1-D variations for the centrifugal impeller passages
Grahic Jump Location
Compressor and turbine impeller geometries expressed in nondimensional parameter form. Key turbomachinery dimensions are included in the Appendix.
Grahic Jump Location
First sample case. System response with constant-speed/variable-work model to 15% sinusoidal variation in Tsl. Table 2 identifies the different line types used in the figure.
Grahic Jump Location
Second sample case. System response with constant-speed/variable-work model to 15% double-step variation in Tsl. Table 2 identifies the different line types used in the figure.
Grahic Jump Location
Third sample case. System response with variable-speed/constant-alternator-work model to 0.5% sinusoidal variation in Tsl. Table 2 identifies the different line types used in the figure.
Grahic Jump Location
Fourth sample case. System response with variable-speed/constant-alternator-work model to 5% sinusoidal variation in Tsl. Table 2 identifies the different line types used in the figure.
Grahic Jump Location
Fifth sample case. System response with variable-speed/constant-alternator-work model to 5% double-step variation in Tsl. Table 2 identifies the different line types used in the figure.
Grahic Jump Location
A comparison of constant-speed/variable-work model with variable-speed/constant-alternator-work model to 5% sinusoidal variation in Tsl

Tables

Errata

Discussions

Some tools below are only available to our subscribers or users with an online account.

Related Content

Customize your page view by dragging and repositioning the boxes below.

Related Journal Articles
Related eBook Content
Topic Collections

Sorry! You do not have access to this content. For assistance or to subscribe, please contact us:

  • TELEPHONE: 1-800-843-2763 (Toll-free in the USA)
  • EMAIL: asmedigitalcollection@asme.org
Sign In