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TECHNICAL PAPERS: Gas Turbines: Controls, Diagnostics, and Instrumentation

Gas Turbine Mach Number Control With Simplified Fuel System

[+] Author and Article Information
G. J. Dadd

Defence Research and Evaluation Agency, Pyestock, Farnborough, Hampshire GU14 0LS, UKe-mail: gjdadd@dera.gov.uk

K. K. Chan

Frazer-Nash Consultancy Ltd, Stonebridge House, Dorking Business Park, Dorking, Surrey RH4 1HJ, UKe-mail: info@fnc.co.uk

J. Eng. Gas Turbines Power 124(4), 792-800 (Sep 24, 2002) (9 pages) doi:10.1115/1.1359785 History: Received February 01, 2000; Revised January 01, 2001; Online September 24, 2002
Copyright © 2002 by ASME
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References

Toyne, G. B., and Hodges, G. S., 1983, “All-Electric Accessory Drive Systems: Implications on Engine Design and Performance,” AGARD Conference Proceedings No. 352.
Cronin,  M. J., 1983, “All Electric vs Conventional Aircraft: The Production/Operational Aspects,” J. Aircr., 20, No. 6.
Chan, K. K., 1998, “More Electric Engine Controls Technology Report,” DERA Technical Report.
General Electric Company, 1967, “Improvements in Control Systems for Axial Flow Compressors, Particularly Adapted for Use in Gas Turbine Engines,” British Patent 1184369.
Dadd, G. J., and Porter, M. J., 1992, “Surge Recovery and Compressor Working Line Control using Compressor Exit Mach Number Measurement,” Proceedings, Aerotech '92 Conference, Session 33.
Dadd, G. J., Shutler, A. G., and Greig, A. W. M., 1993, “Pump and Tap Control Laws using an HP Compressor-based Inner Loop,” DRA Technical Memorandum Aero/Prop 30.
Hanus, Kinnaert, and Henrotte, 1987, “Conditioning Technique, a General Anti-windup and Bumpless Transfer Method,” Automatica, 23 , No. 6.

Figures

Grahic Jump Location
Mach number control law configuration
Grahic Jump Location
Engine control law using MNER selection
Grahic Jump Location
Engine control law using NHdot selection
Grahic Jump Location
Mach number signal characteristics
Grahic Jump Location
Mach number signal from various NHdot starts
Grahic Jump Location
HPMN acceleration control using MNER selection
Grahic Jump Location
NH governor performance under HPMN control
Grahic Jump Location
HPMN acceleration control using NHdot selection
Grahic Jump Location
Mach number control start with NHdot selection

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