International Journal of applied mathematics and computer science

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Paper details

Number 3 - September 1999
Volume 9 - 1999

Evolutionary multi-objective Pareto optimisation of diagnostic state observers

Zdzisław Kowalczuk, Piotr Suchomski, Tomasz Białaszewski

Abstract
A multi-objective Pareto-optimisation procedure for the design of residual generators which constitute a primary instrument for model-based fault detection and isolation (FDI) in systems of plant monitoring and control is considered. An evolutionary approach to the underlying multi-objective optimisation problem is utilised. The resulting robust observer detector allows for FDI, taking into account the issue of false alarms.

Keywords
diagnostics, fault detection and isolation, genetic algorithms, multiobjective optimisation, Pareto-optimality, residuals, state observers