Design of a vaccination law for an age-dependent epidemic model using state feedback

    Research output: Contribution in Book/Catalog/Report/Conference proceedingConference contribution

    Abstract

    An age-dependent epidemic model is studied with the goal of designing a state feedback stabilizing vaccination law to eradicate a disease. This model consists of a set of three nonlinear partial-integro differential equations (PIDE). A salient feature of the dynamical analysis is the fact that, if the basic reproduction number is greater than one, then the disease-free equilibrium is unstable. In view of this, we provide a linearizing state feedback vaccination law that is deduced from the one obtained for the PIDE model discretisation with respect to the age. Conditions guaranteeing stability of the closed-loop system and positivity of the feedback control are obtained using Isidori's theory and semigroup theory. Numerical simulations complete the analysis.

    Original languageEnglish
    Title of host publicationProceedings of the 4th IFAC Workshop CDDE 2022
    Pages65-70
    Number of pages6
    Volume55
    Edition26
    DOIs
    Publication statusPublished - 2022
    Event4th IFAC Workshop on Control of Systems Governed by Partial Differential Equations, CPDE 2022 - Kiel, Germany
    Duration: 7 Sept 20229 Sept 2022

    Publication series

    NameIFAC-PapersOnLine
    PublisherIFAC Secretariat
    ISSN (Print)2405-8963

    Conference

    Conference4th IFAC Workshop on Control of Systems Governed by Partial Differential Equations, CPDE 2022
    Country/TerritoryGermany
    CityKiel
    Period7/09/229/09/22

    Keywords

    • (un)stability of equilibria
    • epidemiology
    • Infinite-dimensional systems
    • nonlinear control
    • partial integro-differential equations
    • positive systems

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