High Temperature and Ageing Test Methods to Characterize the Dielectric Properties of BOPP Capacitor Films

Mikael Ritamäki, Ilkka Rytöluoto, Kari Lahti

    Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

    5 Citations (Scopus)
    188 Downloads (Pure)

    Abstract

    A large-area high temperature breakdown measurement and an ageing test method are presented. These methods facilitate the development of reliable higher energy density film capacitors by exploiting large measurement areas to provide information on weak point formation and subtle changes in breakdown behavior after electro-thermal or thermal ageing. The test methods were used to characterize two types of highly isotactic biaxially oriented polypropylene capacitor films, which had similar breakdown behavior at room temperature, but different breakdown properties at high temperature and out of which one was more susceptible to electro-thermal DC ageing.
    Original languageEnglish
    Title of host publication2017 IEEE Conference on Electrical Insulation and Dielectric Phenomena (CEIDP)
    PublisherIEEE
    Pages266-269
    Number of pages4
    ISBN (Electronic)978-1-5386-1194-4
    Publication statusPublished - 2017
    Publication typeA4 Article in conference proceedings
    EventIEEE CONFERENCE ON ELECTRICAL INSULATION AND DIELECTRIC PHENOMENA -
    Duration: 1 Jan 1900 → …

    Conference

    ConferenceIEEE CONFERENCE ON ELECTRICAL INSULATION AND DIELECTRIC PHENOMENA
    Period1/01/00 → …

    Publication forum classification

    • Publication forum level 1

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