In the paper, the reinterpretation of a disturbance observer formulated in the transfer function domain is considered. Recalling that the disturbance observer produces an addtional disturbance suppresion performance to the existing closed-loop system, the idea of this paper is that the disturbance observer can be an add-on controller only to suppress the disturbances. By inducing the equivalent block diagram from generalized disturbance observer based control system , we obtain the equivalent feedback cont…
scite is a Brooklyn-based startup that helps researchers better discover and evaluate scientific articles through Smart Citations–citations that display the context of the citation and describe whether the article provides supporting or contrasting evidence. scite is used by researchers from dozens of countries and is funded in part by the National Science Foundation and the National Institute on Drug Abuse of the National Institutes of Health.