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Phase lag and lead weighting in linear‐quadratic control
Author(s) -
Anderson Brian D. O.,
Gibson John A.,
Sirisena Harsha R.
Publication year - 1985
Publication title -
optimal control applications and methods
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.458
H-Index - 44
eISSN - 1099-1514
pISSN - 0143-2087
DOI - 10.1002/oca.4660060306
Subject(s) - weighting , lead–lag compensator , lag , robustness (evolution) , control theory (sociology) , phase lag , quadratic equation , mathematics , optimal control , mathematical optimization , computer science , control (management) , engineering , physics , control engineering , chemistry , computer network , biochemistry , geometry , artificial intelligence , acoustics , gene
The effect of introducing a first order lag or lead weighting function into an otherwise conventional linear‐quadratic optimization problem is examined. Properties of the optimal compensator are derived, and the effect on robustness of the optimal system in different frequency ranges is examined.