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Dielectric Electro Active Polymer Incremental Actuator Driven by Multiple High-Voltage Bi-directional DC-DC Converters

    • Danfoss AS

    Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

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    Abstract

    This paper presents driving circuit for a recently invented dielectric electro active polymer (DEAP) incremental actuator. The basic operation of such an actuator is bioinspired from the movement of an inchworm. The actuator consists of three electrically isolated, and mechanically connected capacitive sub-actuators. It needs to be driven by three high voltage (~2.5 kV) DC-DC converters, to achieve the linear incremental motion. The topology used for this application is a bi-directional flyback DC-DC converter. The control of the incremental actuator involves, implementation of digital controller used for controlling charge and discharge sequences of the individual sub-actuators, and monitoring and adjustment of the output voltages of three high voltage DC-DC converters to provide over-voltage protection capability. Three power stages of the proposed converter were experimentally tested. The experimental results and efficiency measurements are shown.
    Original languageEnglish
    Title of host publicationProceedings of 2013 IEEE Energy Conversion Congress and Exposition.
    PublisherIEEE
    Publication date2013
    Pages3837-3844
    ISBN (Print)978-1-4799-0336-8
    DOIs
    Publication statusPublished - 2013
    EventIEEE ECCE USA 2013 - Denver, Colorado, United States
    Duration: 15 Sept 201319 Sept 2013
    http://www.ecce2013.org/

    Conference

    ConferenceIEEE ECCE USA 2013
    Country/TerritoryUnited States
    CityDenver, Colorado
    Period15/09/201319/09/2013
    Internet address

    Keywords

    • Power
    • Energy and Industry Applications
    • Actuars
    • Bidirectional control
    • Discharges (electric)
    • Grippers
    • Topology
    • Voltage control
    • Voltage measurement

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