One-Step-Ahead Adaptive Control for Gas Turbine Power Plants

[+] Author and Article Information
S. M. Camporeale

Dept. of Mechanics and Materials, University of Reggio Calabria, Reggio Calabria, Italy

L. Dambrosio, B. Fortunato

Istituto di Macchine ed Energetica, Polytechnic University of Bari, Bari, Italy

J. Dyn. Sys., Meas., Control 124(2), 341-348 (May 10, 2002) (8 pages) doi:10.1115/1.1470178 History: Received August 17, 1999; Online May 10, 2002
Copyright © 2002 by ASME
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Block diagram of the one-step-ahead control system
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Modular scheme adopted for the numerical simulation of the gas turbine
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Block scheme representing the OSAA control system applied to the gas turbine
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Dynamic characteristics of control and measuring devices: (a) fuel system; (b) VIGV positioner; (c) exhaust gas temperature measure device
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Estimation of the parameters a and b in the SISO application of the OSAA control technique
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OSAA applied to the fuel control. Rotor speed (a), fuel signal (b), and fuel flow rate (c) after load reduction.
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Simulated response of rotational speed (a) to a load reduction with the corresponding control input (b) and fuel flow rate (c) for two cases: OSAA control applied with integrative correction and “speedtronic” adopted as speed governor
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Simulation of a gas turbine controlled by the OSAA control system in MIMO formulation. Rotational speed (a), exhaust gas temperature (b), fuel flow rate (c), VIGV position (d)




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