By Björn Wittenmark; Karl Johan °Aström; International Federation of Automatic Control; International Federation of Automatic Control Technical Committee on Theory
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Extra resources for Adaptive systems in control and signal processing : proceedings
Landau (1983) . "On the model mismatch tolerance of various parameter adapt ation algorithms in direct control schemes A sectoricity approach . " Proc. IFAC Workshop on Adaptive Contro l, San Francisco , California , June. Pearson, A . E . and C . Y . Wuu ( 1984) . "Decoupled delay estimation in the identification of differential delay systems . " Automatiaa, 20 No. 6 , 7 61-77 2 . Riedle;- B . D . and P . V . Kokotovic (1984) . "A stab ility instability boundary for disturbance free slow adaption and unmodelled dynamics .
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VERIFICATION OF THE THEORY BY EXPERIMENTS The estimator and the adaptive controller described in the previous paragraphs have been tested on a laboratory process consisting of cascaded water vessels . It is desired to keep the water level x in the last vessel in the sequence , close to a reference . See Fig . 5 . 1 , where q - water flow rate into the cascaded vessels x - water level in the last vessel p - valve position for the valve at the water outflow from the system u and y have been mapped linearly into the range ( 0% , 1 00% ) .