Fault Isolation based on General Observer Scheme in Stochastic Non-linear State-Space Models Using Particle Filters
نویسندگان
چکیده
We utilize the particle filter algorithm to develop a fault isolation approach based on general observer scheme (GOS) in nonlinear and non-Gaussian systems. The proposed fault isolation scheme is based on a set of parallel particle filters each sensitive to all faults except one. The performance of the proposed approach is compared to an alternative approach called dedicated observer scheme (DOS) with respect to the measurement and state noise variances. The proposed scheme is also illustrated through an implementation on a benchmark polyethylene reactor system.
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